/* roulang page: index */
:root {
            --main: #FF4D24;
            --main-hover: #DF3A14;
            --teal: #0E8A83;
            --teal-hover: #0B6B66;
            --bg: #FBF6EF;
            --paper: #FFFDF9;
            --soft: #F1EAE1;
            --dark: #142826;
            --ink: #1E2A29;
            --muted: #5C6B69;
            --border: #E2D5C7;
            --success-bg: #DCF1EE;
            --success-text: #0B6B66;
            --price-text: #9A3412;
            --price-bg: #FFE7DB;
            --radius: 14px;
            --shadow: 6px 6px 0 rgba(20, 40, 38, 0.12);
            --shadow-hover: 8px 8px 0 rgba(20, 40, 38, 0.18);
            --font: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font);
            background: var(--bg);
            color: var(--ink);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--ink);
            line-height: 1.35;
            margin-top: 0;
        }

        p {
            margin-top: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        a:hover {
            color: inherit;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 3px solid rgba(14, 138, 131, 0.3);
            outline-offset: 2px;
        }

        .container {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section-pad {
            padding: 96px 0;
        }

        @media (max-width: 992px) {
            .section-pad {
                padding: 72px 0;
            }
        }

        @media (max-width: 576px) {
            .section-pad {
                padding: 56px 0;
            }
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            color: var(--teal);
            background: var(--success-bg);
            border-radius: 999px;
            padding: 6px 14px;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .section-kicker::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--teal);
            border-radius: 50%;
        }

        h1,
        h2,
        h3,
        h4 {
            text-wrap: balance;
        }

        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--main);
            color: var(--dark);
            border: 1.5px solid var(--dark);
            border-radius: 10px;
            box-shadow: 4px 4px 0 var(--dark);
            padding: 13px 28px;
            font-weight: 700;
            font-size: 16px;
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
        }

        .btn-main:hover,
        .btn-main:focus {
            background: var(--main-hover);
            color: var(--dark);
            transform: translate(-2px, -2px);
            box-shadow: 6px 6px 0 var(--dark);
        }

        .btn-main:active {
            transform: translate(2px, 2px);
            box-shadow: 1px 1px 0 var(--dark);
        }

        .btn-outline-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--dark);
            border: 2px solid var(--dark);
            border-radius: 10px;
            padding: 12px 26px;
            font-weight: 700;
            font-size: 16px;
            transition: background .2s ease, transform .2s ease;
        }

        .btn-outline-main:hover {
            background: var(--price-bg);
            color: var(--dark);
        }

        .btn-lg {
            padding: 15px 32px;
            font-size: 16px;
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 14px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--teal);
            font-weight: 700;
            font-size: 14px;
            transition: color .2s ease;
        }

        .text-link:hover {
            color: var(--teal-hover);
        }

        .text-link svg {
            transition: transform .2s ease;
        }

        .text-link:hover svg {
            transform: translateX(4px);
        }

        /* 导航 */
        .custom-navbar {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            min-height: 68px;
            padding-top: 0;
            padding-bottom: 0;
        }

        .custom-navbar .navbar-brand {
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink);
            position: relative;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .custom-navbar .navbar-brand::before {
            content: "";
            width: 10px;
            height: 10px;
            display: inline-block;
            background: var(--main);
            border-radius: 3px;
            transform: rotate(45deg);
        }

        .custom-navbar .navbar-toggler {
            border: 1.5px solid var(--dark);
            border-radius: 10px;
            color: var(--dark);
            padding: 6px 10px;
            box-shadow: none;
        }

        .custom-navbar .navbar-toggler:focus {
            box-shadow: none;
        }

        .custom-navbar .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23142826' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .custom-navbar .navbar-nav {
            gap: 2px;
        }

        .custom-navbar .nav-link {
            color: var(--ink);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 16px !important;
            margin: 0 4px;
            border-radius: 10px;
            position: relative;
        }

        .custom-navbar .nav-link:hover {
            color: var(--main);
            background: var(--price-bg);
        }

        .custom-navbar .nav-link.active {
            color: var(--main);
        }

        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            background: var(--main);
            border-radius: 999px;
        }

        .navbar-extra {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .nav-search-form {
            display: flex;
            align-items: center;
            background: var(--paper);
            border: 1.5px solid var(--border);
            border-radius: 10px;
            padding-left: 12px;
            overflow: hidden;
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .nav-search-form:focus-within {
            border-color: var(--teal);
            box-shadow: 0 0 0 4px rgba(14, 138, 131, 0.12);
        }

        .nav-search-form .form-control {
            border: none;
            box-shadow: none;
            background: transparent;
            border-radius: 0;
            width: 150px;
            height: 42px;
            font-size: 14px;
            padding: 0;
            color: var(--ink);
        }

        .nav-search-form .form-control:focus {
            box-shadow: none;
            border: none;
            background: transparent;
        }

        .nav-search-btn {
            background: transparent;
            border: none;
            width: 46px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--dark);
            border-left: 1px solid var(--border);
            transition: background .2s ease, color .2s ease;
        }

        .nav-search-btn:hover {
            background: var(--price-bg);
            color: var(--main);
        }

        @media (min-width: 992px) {
            .custom-navbar .navbar-collapse {
                flex: 1;
                display: flex;
                align-items: center;
                justify-content: space-between;
                gap: 18px;
            }

            .custom-navbar .navbar-nav {
                margin-left: 20px;
                margin-right: auto;
            }

            .nav-search-form .form-control {
                width: 180px;
            }
        }

        @media (max-width: 991.98px) {
            .custom-navbar {
                padding-top: 10px;
                padding-bottom: 10px;
            }

            .custom-navbar .navbar-collapse {
                background: var(--bg);
                border: 1px solid var(--border);
                border-radius: 14px;
                margin-top: 10px;
                padding: 18px;
                box-shadow: var(--shadow);
            }

            .custom-navbar .nav-link {
                padding: 12px 16px !important;
                border-radius: 10px;
            }

            .navbar-extra {
                flex-wrap: wrap;
                border-top: 1px solid var(--border);
                padding-top: 14px;
                margin-top: 8px;
            }

            .nav-search-form {
                flex: 1 1 100%;
            }

            .nav-search-form .form-control {
                flex: 1;
                width: auto;
            }
        }

        /* Hero */
        .hero-split {
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border);
            background: var(--bg);
        }

        .hero-split::before {
            content: "";
            pointer-events: none;
            position: absolute;
            top: 120px;
            right: -40px;
            width: 180px;
            height: 180px;
            background-image: radial-gradient(rgba(20, 40, 38, 0.22) 2px, transparent 2.4px);
            background-size: 20px 20px;
            border-radius: 50%;
            z-index: 0;
        }

        .hero-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
            gap: 48px;
            align-items: center;
            min-height: calc(100vh - 68px);
            padding-top: 62px;
            padding-bottom: 80px;
        }

        .hero-content {
            position: relative;
        }

        .hero-content::after {
            content: "";
            position: absolute;
            left: -38px;
            bottom: 40px;
            width: 14px;
            height: 14px;
            border: 2px solid var(--main);
            border-radius: 4px;
            opacity: .35;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--price-bg);
            border: 1px solid #F1C6B0;
            color: var(--price-text);
            font-size: 13px;
            font-weight: 700;
            border-radius: 999px;
            padding: 7px 16px;
            letter-spacing: 0.04em;
        }

        .kicker-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--main);
            box-shadow: 0 0 0 3px rgba(255, 77, 36, 0.18);
        }

        .hero-content h1 {
            font-size: clamp(2rem, 4.4vw, 3.7rem);
            line-height: 1.18;
            font-weight: 800;
            letter-spacing: -0.03em;
            margin: 24px 0 18px;
        }

        .hero-lead {
            font-size: 17px;
            color: var(--muted);
            line-height: 1.85;
            max-width: 34rem;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-facts {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            margin: 0;
            padding: 0;
        }

        .hero-facts li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--ink);
        }

        .hero-facts li::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--teal);
            border-radius: 50%;
        }

        .hero-visual {
            position: relative;
        }

        .hero-frame {
            background: var(--dark);
            border: 1px solid var(--dark);
            border-radius: 22px;
            padding: 12px;
            box-shadow: 12px 12px 0 rgba(20, 40, 38, 0.15);
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .hero-frame:hover {
            transform: translateY(-4px);
            box-shadow: 16px 16px 0 rgba(20, 40, 38, 0.2);
        }

        .hero-frame img {
            display: block;
            width: 100%;
            min-height: 400px;
            object-fit: cover;
            border-radius: 14px;
            background: #142826;
        }

        .hero-floater {
            position: absolute;
            left: -18px;
            bottom: 30px;
            display: flex;
            gap: 12px;
            align-items: center;
            width: 250px;
            background: var(--paper);
            border: 1px solid var(--border);
            border-radius: 16px;
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.16);
            padding: 14px;
        }

        .hero-floater img {
            width: 64px;
            height: 64px;
            object-fit: cover;
            border-radius: 12px;
            border: 1px solid var(--border);
        }

        .hero-floater-text strong {
            display: block;
            font-size: 14px;
            color: var(--ink);
        }

        .hero-floater-text span {
            font-size: 12px;
            color: var(--muted);
            line-height: 1.5;
        }

        .hero-badge {
            position: absolute;
            top: 18px;
            right: -10px;
            background: var(--teal);
            color: #fff;
            border: 1px solid var(--dark);
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 700;
            box-shadow: 4px 4px 0 var(--dark);
        }

        @media (max-width: 991.98px) {
            .hero-grid {
                grid-template-columns: 1fr;
                min-height: 0;
                padding-top: 46px;
                padding-bottom: 64px;
                gap: 36px;
            }

            .hero-content::after {
                display: none;
            }

            .hero-floater {
                left: 12px;
                bottom: 18px;
            }
        }

        @media (max-width: 576px) {
            .hero-grid {
                padding-top: 34px;
            }

            .hero-actions .btn-main,
            .hero-actions .btn-outline-main {
                width: 100%;
            }

            .hero-frame img {
                min-height: 240px;
            }

            .hero-floater {
                width: calc(100% - 24px);
                left: 12px;
                bottom: 12px;
                right: 12px;
            }

            .hero-badge {
                right: 8px;
            }
        }

        /* 阶梯板块 */
        .tier-section {
            background: var(--soft);
            padding: 96px 0;
            border-bottom: 1px solid var(--border);
        }

        @media (max-width: 768px) {
            .tier-section {
                padding: 72px 0;
            }
        }

        .tier-head {
            display: flex;
            justify-content: space-between;
            align-items: end;
            gap: 32px;
            margin-bottom: 56px;
        }

        .tier-head h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin: 0;
        }

        .tier-desc {
            max-width: 560px;
            color: var(--muted);
            margin: 0;
        }

        .tier-track {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: start;
        }

        .tier-step {
            position: relative;
            background: var(--paper);
            border: 1px solid var(--border);
            border-radius: 18px;
            padding: 32px 26px;
            min-height: 260px;
            box-shadow: 0 0 0 transparent;
            transition: transform .25s ease, box-shadow .25s ease;
        }

        .tier-step:nth-child(2) {
            margin-top: 44px;
            background: #FFF6ED;
            border-color: #F3C29A;
        }

        .tier-step:nth-child(3) {
            margin-top: 88px;
            background: var(--dark);
            border-color: var(--dark);
            color: #fff;
        }

        .tier-step:hover {
            transform: translateY(-5px);
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.14);
        }

        .tier-step:nth-child(3) h3,
        .tier-step:nth-child(3) p {
            color: #fff;
        }

        .tier-step:nth-child(3) .tier-no {
            color: rgba(255, 255, 255, 0.45);
        }

        .tier-step:not(:first-child)::before {
            content: "";
            position: absolute;
            left: -30px;
            top: 56px;
            width: 30px;
            height: 2px;
            background: var(--main);
            opacity: 0.55;
        }

        .tier-no {
            font-size: 13px;
            font-weight: 800;
            color: rgba(20, 40, 38, 0.35);
            letter-spacing: 0.06em;
        }

        .tier-step h3 {
            font-size: 22px;
            font-weight: 700;
            margin: 14px 0 10px;
        }

        .tier-step p {
            color: var(--muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 18px;
        }

        .tier-step .text-link {
            color: var(--teal);
        }

        @media (max-width: 991.98px) {
            .tier-head {
                flex-direction: column;
                align-items: flex-start;
                margin-bottom: 34px;
            }

            .tier-track {
                grid-template-columns: 1fr;
            }

            .tier-step:nth-child(2),
            .tier-step:nth-child(3) {
                margin-top: 12px;
            }

            .tier-step:not(:first-child)::before {
                left: 50%;
                top: -10px;
                width: 2px;
                height: 12px;
            }
        }

        @media (max-width: 520px) {
            .tier-step {
                padding: 24px 20px;
                min-height: 0;
            }
        }

        /* 对比区块 */
        .compare-section {
            background: var(--paper);
            padding: 96px 0;
            border-bottom: 1px solid var(--border);
            position: relative;
        }

        @media (max-width: 768px) {
            .compare-section {
                padding: 72px 0;
            }
        }

        .compare-section::before {
            content: "";
            position: absolute;
            top: 80px;
            right: -60px;
            width: 140px;
            height: 140px;
            background-image: radial-gradient(rgba(255, 77, 36, 0.3) 2px, transparent 2.5px);
            background-size: 18px 18px;
            opacity: .6;
            pointer-events: none;
        }

        .compare-intro {
            text-align: center;
            margin-bottom: 54px;
        }

        .compare-intro h2 {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .compare-intro p {
            color: var(--muted);
            max-width: 660px;
            margin-left: auto;
            margin-right: auto;
            margin-bottom: 0;
        }

        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: stretch;
            position: relative;
            z-index: 1;
        }

        .compare-card {
            border: 1px solid var(--dark);
            border-radius: 20px;
            background: var(--bg);
            padding: 36px;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow);
            position: relative;
        }

        .compare-card .compare-type {
            display: inline-block;
            background: var(--soft);
            color: var(--ink);
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            padding: 5px 12px;
            margin-bottom: 16px;
            width: fit-content;
        }

        .compare-card h3 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .compare-sub {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 24px;
        }

        .compare-ul {
            list-style: none;
            margin: 0 0 32px;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .compare-ul li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            font-size: 15px;
            line-height: 1.7;
        }

        .compare-ul svg {
            flex: 0 0 auto;
            margin-top: 4px;
        }

        .compare-card .btn-main,
        .compare-card .btn-outline-main {
            width: 100%;
            margin-top: auto;
        }

        .compare-card.vip-card {
            background: var(--dark);
            border-color: var(--dark);
            color: #fff;
            z-index: 2;
        }

        .compare-card.vip-card .compare-type {
            background: var(--main);
            color: var(--dark);
        }

        .compare-card.vip-card h3,
        .compare-card.vip-card .compare-sub {
            color: #fff;
        }

        .compare-card.vip-card .compare-ul li {
            color: #E6E0D5;
        }

        .vip-flag {
            position: absolute;
            top: -1px;
            right: 20px;
            background: var(--main);
            color: var(--dark);
            font-size: 12px;
            font-weight: 800;
            padding: 6px 14px;
            border-bottom-left-radius: 10px;
            border-bottom-right-radius: 10px;
            border: 1px solid var(--dark);
            border-top: none;
            box-shadow: 2px 3px 0 var(--dark);
        }

        @media (max-width: 991.98px) {
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .compare-card.vip-card {
                order: -1;
            }
        }

        @media (max-width: 576px) {
            .compare-card {
                padding: 24px 20px;
            }
        }

        /* 限时入口 */
        .flash-section {
            background: var(--dark);
            color: #fff;
            padding: 90px 0;
            border-bottom: 1px solid var(--dark);
            position: relative;
            overflow: hidden;
        }

        .flash-section::before {
            content: "";
            position: absolute;
            left: 6%;
            top: 60px;
            width: 100px;
            height: 100px;
            background-image: radial-gradient(rgba(255, 255, 255, 0.35) 2px, transparent 2.4px);
            background-size: 16px 16px;
            opacity: .5;
        }

        .flash-section::after {
            content: "";
            position: absolute;
            right: 5%;
            bottom: 60px;
            width: 120px;
            height: 120px;
            background-image: radial-gradient(rgba(255, 77, 36, 0.75) 2px, transparent 2.4px);
            background-size: 18px 18px;
            opacity: .6;
        }

        .flash-inner {
            position: relative;
            z-index: 2;
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
        }

        .flash-section h2 {
            color: #fff;
            font-size: clamp(1.5rem, 3vw, 2.4rem);
            font-weight: 800;
            margin-bottom: 14px;
        }

        .flash-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            max-width: 640px;
            margin: 0 auto 34px;
        }

        .countdown {
            display: flex;
            justify-content: center;
            gap: 14px;
            margin-bottom: 24px;
        }

        .time-cell {
            background: #0E201E;
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 14px;
            padding: 18px 10px;
            min-width: 82px;
            text-align: center;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
        }

        .time-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            font-variant-numeric: tabular-nums;
            display: block;
            margin-bottom: 8px;
        }

        .time-label {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
            letter-spacing: 0.12em;
        }

        .flash-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 30px;
        }

        .flash-section .btn-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--dark);
            border: 1px solid #fff;
            border-radius: 10px;
            padding: 15px 34px;
            font-weight: 800;
            font-size: 16px;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .flash-section .btn-light-custom:hover {
            background: #FFE7DB;
            transform: translateY(-2px);
        }

        @media (max-width: 576px) {
            .flash-section {
                padding: 64px 0;
            }

            .countdown {
                gap: 8px;
                flex-wrap: wrap;
            }

            .time-cell {
                min-width: 64px;
                padding: 12px 6px;
            }

            .time-num {
                font-size: 2rem;
            }
        }

        /* FAQ */
        .faq-section {
            background: var(--bg);
            padding: 96px 0;
            border-bottom: 1px solid var(--border);
        }

        @media (max-width: 768px) {
            .faq-section {
                padding: 72px 0;
            }
        }

        .faq-wrap {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-head {
            text-align: center;
            margin-bottom: 44px;
        }

        .faq-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.3rem);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .faq-head p {
            color: var(--muted);
        }

        .accordion.custom-accordion {
            --bs-accordion-bg: var(--paper);
            --bs-accordion-border-width: 0;
            --bs-accordion-btn-bg: var(--paper);
            --bs-accordion-active-bg: var(--paper);
            --bs-accordion-btn-focus-box-shadow: none;
        }

        .custom-accordion .accordion-item {
            background: var(--paper);
            border: 1px solid var(--border);
            border-radius: 16px !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 0 0 rgba(0, 0, 0, 0);
            transition: box-shadow .25s ease, border-color .25s ease;
        }

        .custom-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left: 3px solid var(--main);
            box-shadow: 4px 4px 0 rgba(20, 40, 38, 0.08);
        }

        .custom-accordion .accordion-button {
            background: var(--paper);
            color: var(--ink);
            font-weight: 700;
            font-size: 16px;
            padding: 20px 24px;
            box-shadow: none;
            border-radius: 16px !important;
        }

        .custom-accordion .accordion-button:not(.collapsed) {
            background: var(--paper);
            color: var(--ink);
            box-shadow: none;
        }

        .custom-accordion .accordion-button::after {
            background-size: 1.25rem;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23142826'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .custom-accordion .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FF4D24'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .custom-accordion .accordion-body {
            padding: 0 24px 22px;
            color: var(--muted);
            line-height: 1.8;
            font-size: 15px;
        }

        /* 资讯与表单 */
        .news-contact-section {
            background: var(--paper);
            padding: 96px 0;
            border-bottom: 1px solid var(--border);
        }

        @media (max-width: 768px) {
            .news-contact-section {
                padding: 72px 0;
            }
        }

        .news-contact-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
            gap: 48px;
            align-items: start;
        }

        .section-intro h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 8px;
        }

        .section-intro > p {
            color: var(--muted);
            margin-bottom: 28px;
        }

        .news-panel {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 18px;
            padding: 24px;
            box-shadow: var(--shadow);
        }

        .news-list {
            margin-top: 8px;
        }

        .news-row {
            display: block;
            padding: 20px 16px;
            border-radius: 14px;
            border-bottom: 1px solid var(--border);
            transition: background .2s ease, transform .2s ease;
        }

        .news-row:hover {
            background: #FFF3EC;
            transform: translateX(4px);
        }

        .news-row:last-child {
            border-bottom: none;
        }

        .news-topline {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }

        .news-tag {
            display: inline-block;
            background: var(--success-bg);
            color: var(--success-text);
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            padding: 3px 10px;
        }

        .news-date {
            font-size: 12px;
            color: var(--muted);
        }

        .news-row h4 {
            margin: 0 0 6px;
        }

        .news-row h4 a {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.5;
            transition: color .2s ease;
        }

        .news-row h4 a:hover {
            color: var(--main);
        }

        .news-excerpt {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.75;
            margin: 0;
        }

        .news-empty {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 12px;
            padding: 56px 20px;
            color: var(--muted);
            text-align: center;
        }

        .news-empty svg {
            color: var(--border);
        }

        .contact-panel {
            position: sticky;
            top: 90px;
            background: var(--dark);
            border-radius: 20px;
            padding: 32px;
            color: #fff;
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.2);
        }

        .contact-panel h2 {
            color: #fff;
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 6px;
        }

        .contact-panel > p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            margin-bottom: 24px;
        }

        .consult-form .form-label {
            color: #EDE5D8;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .consult-form .form-control,
        .consult-form .form-select {
            background: rgba(255, 255, 255, 0.07);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 10px;
            min-height: 48px;
            padding: 10px 16px;
            color: #fff;
            font-size: 15px;
        }

        .consult-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .consult-form .form-control:focus,
        .consult-form .form-select:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--teal);
            box-shadow: 0 0 0 4px rgba(14, 138, 131, 0.26);
            color: #fff;
        }

        .consult-form .form-select option {
            color: var(--dark);
        }

        .consult-form textarea.form-control {
            min-height: 108px;
            resize: vertical;
        }

        .form-check-input {
            border: 1px solid rgba(255, 255, 255, 0.4);
            background-color: transparent;
        }

        .form-check-input:checked {
            background-color: var(--teal);
            border-color: var(--teal);
        }

        .form-check-input:focus {
            box-shadow: 0 0 0 4px rgba(14, 138, 131, 0.22);
        }

        .form-check-label {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
        }

        .form-feedback {
            margin: 18px 0 0;
            font-size: 14px;
            color: #BEE3E0;
            min-height: 22px;
        }

        .btn-submit-light {
            width: 100%;
            background: var(--main);
            color: var(--dark);
            border: 1.5px solid var(--dark);
            border-radius: 10px;
            padding: 13px 24px;
            font-weight: 800;
            font-size: 16px;
            box-shadow: 4px 4px 0 #fff;
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
        }

        .btn-submit-light:hover {
            background: #FFE7DB;
            transform: translateY(-2px);
        }

        @media (max-width: 991.98px) {
            .news-contact-grid {
                grid-template-columns: 1fr;
            }

            .contact-panel {
                position: static;
            }
        }

        @media (max-width: 768px) {
            .news-contact-section {
                padding: 56px 0;
            }

            .news-panel {
                padding: 18px 14px;
            }

            .contact-panel {
                padding: 24px 20px;
            }
        }

        /* 页脚 */
        .site-footer {
            background: var(--dark);
            color: #B9C4C1;
            padding: 72px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 42px;
            margin-bottom: 52px;
        }

        .footer-brand .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .footer-brand .footer-logo::before {
            content: "";
            display: block;
            width: 10px;
            height: 10px;
            background: var(--main);
            border-radius: 3px;
            transform: rotate(45deg);
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            max-width: 360px;
            line-height: 1.9;
        }

        .footer-grid h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-grid h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--main);
            border-radius: 2px;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
            transition: color .2s ease, padding-left .2s ease;
        }

        .footer-links a:hover {
            color: var(--main);
            padding-left: 5px;
        }

        .footer-note {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            padding: 18px;
            color: rgba(255, 255, 255, 0.58);
            font-size: 13px;
            line-height: 1.8;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            text-align: center;
            color: rgba(255, 255, 255, 0.45);
            font-size: 13px;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 4px 18px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color .2s ease;
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 576px) {
            .site-footer {
                padding: 56px 0 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
                margin-bottom: 34px;
            }

            .footer-bottom {
                row-gap: 8px;
            }
        }

        /* 全局微交互 */
        .card-hover {
            transition: transform .22s ease, box-shadow .22s ease;
        }

        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                scroll-behavior: auto !important;
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category1 */
:root {
            --gv-main: #FF4D24;
            --gv-main-hover: #DF3A14;
            --gv-teal: #0E8A83;
            --gv-teal-hover: #0B6B66;
            --gv-bg: #FBF6EF;
            --gv-content: #FFFDF9;
            --gv-sub: #F1EAE1;
            --gv-dark: #142826;
            --gv-ink: #1E2A29;
            --gv-muted: #5C6B69;
            --gv-border: #E2D5C7;
            --gv-success-bg: #DCF1EE;
            --gv-success-text: #0B6B66;
            --gv-tag-bg: #FFE7DB;
            --gv-tag-text: #9A3412;
            --gv-radius: 14px;
            --gv-shadow: 6px 6px 0 rgba(20, 40, 38, 0.12);
            --gv-shadow-hover: 8px 8px 0 rgba(20, 40, 38, 0.18);
            --gv-vertical-space: 96px;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--gv-bg);
            color: var(--gv-ink);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: inherit;
            line-height: 1.3;
            font-weight: 700;
            color: var(--gv-ink);
            margin: 0 0 0.5em;
        }
        p {
            margin-top: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        a:not([class]),
        .footer-links a,
        .breadcrumb a {
            color: var(--gv-teal);
        }
        a:not([class]):hover,
        .footer-links a:hover,
        .breadcrumb a:hover {
            color: var(--gv-main-hover);
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: 1240px;
        }
        .section-divider {
            margin: 0;
            border: 0;
            border-top: 1px solid var(--gv-border);
        }
        .site-main {
            overflow: clip;
        }

        /* ===== Bootstrap 默认视觉覆盖 ===== */
        .btn,
        .form-control,
        .form-select,
        .accordion-button {
            border-radius: 10px;
        }
        .btn {
            border-radius: 10px;
            letter-spacing: 0.01em;
            font-weight: 700;
            border: 1.5px solid transparent;
            transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
        }
        .btn:hover {
            transform: translateY(-2px);
        }
        .btn:focus-visible,
        .form-control:focus-visible,
        .form-select:focus-visible {
            outline: 2px solid var(--gv-teal);
            outline-offset: 2px;
        }
        .form-control,
        .form-select {
            min-height: 46px;
            background: var(--gv-content);
            border: 1px solid #D8C9BB;
            color: var(--gv-ink);
            font-size: 15px;
            transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
        }
        .form-control:focus,
        .form-select:focus {
            border-color: var(--gv-teal);
            background: #fff;
            box-shadow: 0 0 0 0.25rem rgba(14, 138, 131, 0.18);
            color: var(--gv-ink);
        }
        .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--gv-ink);
        }
        .btn-main {
            background: var(--gv-main);
            border-color: var(--gv-dark);
            color: var(--gv-dark);
            box-shadow: 4px 4px 0 var(--gv-dark);
            padding: 12px 28px;
        }
        .btn-main:hover {
            background: var(--gv-main-hover);
            border-color: var(--gv-dark);
            color: var(--gv-dark);
            box-shadow: 3px 3px 0 var(--gv-dark);
            transform: translate(3px, -3px);
        }
        .btn-main:active {
            box-shadow: 0 0 0 var(--gv-dark) !important;
            transform: translateY(2px);
        }
        .btn-ghost {
            border: 2px solid var(--gv-dark);
            background: transparent;
            color: var(--gv-dark);
            padding: 11px 26px;
        }
        .btn-ghost:hover {
            background: var(--gv-tag-bg);
            border-color: var(--gv-dark);
            color: var(--gv-dark);
        }
        .btn-ghost-dark {
            border: 2px solid rgba(255, 253, 249, 0.6);
            background: transparent;
            color: #FFFDF9;
            padding: 11px 26px;
        }
        .btn-ghost-dark:hover {
            border-color: var(--gv-main);
            background: var(--gv-main);
            color: var(--gv-dark);
        }
        .btn-dark-switch {
            background: #FFFDF9;
            border: 2px solid #FFFDF9;
            color: var(--gv-dark);
            padding: 12px 28px;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.25);
        }
        .btn-dark-switch:hover {
            background: var(--gv-main);
            border-color: var(--gv-main);
            color: var(--gv-dark);
        }
        .btn-sm {
            border-radius: 8px;
            padding: 8px 18px;
            font-size: 14px;
        }

        /* ===== 区块标题 ===== */
        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--gv-main-hover);
            background: var(--gv-tag-bg);
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 5px 14px;
            letter-spacing: 0.03em;
        }
        .section-eyebrow::before {
            content: "";
            width: 18px;
            height: 2px;
            background: var(--gv-main);
            display: inline-block;
            border-radius: 999px;
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 0.6em;
        }
        .section-lead {
            color: var(--gv-muted);
            font-size: 16px;
            max-width: 52em;
        }
        .section-space {
            padding-top: var(--gv-vertical-space);
            padding-bottom: var(--gv-vertical-space);
        }

        /* ===== 几何装饰 ===== */
        .pattern-dots {
            position: relative;
        }
        .pattern-dots::before {
            content: "";
            position: absolute;
            top: 36px;
            right: 36px;
            width: 180px;
            height: 140px;
            background-image: radial-gradient(circle, rgba(20, 40, 38, 0.4) 1.4px, transparent 1.4px);
            background-size: 18px 18px;
            background-repeat: repeat;
            opacity: 0.32;
            pointer-events: none;
            z-index: 0;
        }
        .dark-grid::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle, rgba(255, 253, 249, 0.25) 1px, transparent 1px);
            background-size: 22px 22px;
            pointer-events: none;
            opacity: 0.28;
            mask-image: linear-gradient(140deg, rgba(0, 0, 0, 0.9), transparent 55%);
            z-index: 0;
        }

        /* ===== 导航 ===== */
        .custom-navbar {
            position: sticky;
            top: 0;
            z-index: 1030;
            min-height: 64px;
            background: var(--gv-bg);
            border-bottom: 1px solid rgba(226, 213, 199, 0.8);
            padding-top: 0;
            padding-bottom: 0;
        }
        .custom-navbar .navbar-brand {
            color: var(--gv-ink);
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            margin-right: 30px;
            padding-top: 10px;
            padding-bottom: 10px;
        }
        .custom-navbar .navbar-brand:hover {
            color: var(--gv-main-hover);
        }
        .custom-navbar .nav-link {
            color: var(--gv-ink);
            font-size: 15px;
            font-weight: 600;
            padding: 0.85rem 1.1rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            position: relative;
            border-radius: 6px;
            transition: color .18s ease, background .18s ease;
        }
        .custom-navbar .nav-link:hover {
            color: var(--gv-main-hover);
            background: rgba(255, 77, 36, 0.06);
        }
        .custom-navbar .nav-link.active {
            color: var(--gv-dark);
        }
        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 1.1rem;
            right: 1.1rem;
            bottom: 0.2rem;
            height: 2px;
            background: var(--gv-main);
            border-radius: 99px;
        }
        .custom-navbar .navbar-collapse {
            justify-content: space-between;
        }
        .navbar-extra {
            display: flex;
            align-items: center;
            gap: 10px;
            padding-left: 10px;
        }
        .nav-search-form {
            display: flex;
            align-items: center;
            border: 1.5px solid var(--gv-dark);
            border-radius: 999px;
            background: var(--gv-content);
            overflow: hidden;
            transition: box-shadow .18s ease, border-color .18s ease;
        }
        .nav-search-form:focus-within {
            border-color: var(--gv-teal);
            box-shadow: 0 0 0 4px rgba(14, 138, 131, 0.15);
        }
        .nav-search-form .form-control {
            border: 0;
            min-height: 38px;
            background: transparent;
            width: 148px;
            box-shadow: none;
        }
        .nav-search-form .form-control:focus {
            background: transparent;
            box-shadow: none;
        }
        .nav-search-btn {
            border: 0;
            background: var(--gv-dark);
            color: #FFFDF9;
            width: 42px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            transition: background .18s ease;
        }
        .nav-search-btn:hover {
            background: var(--gv-main);
            color: var(--gv-dark);
        }
        .navbar-toggler {
            border: 1.5px solid var(--gv-dark);
            border-radius: 10px;
            color: var(--gv-dark);
            padding: 6px 10px;
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 0.2rem rgba(14, 138, 131, 0.2);
        }
        .navbar-toggler-icon {
            width: 1.25em;
            height: 1.25em;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(20,40,38)' stroke-width='2.4' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== 分类紧凑 Hero ===== */
        .category-hero {
            position: relative;
            background: var(--gv-content);
            border-bottom: 1px solid var(--gv-border);
            padding: 72px 0 76px;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle, rgba(20, 40, 38, 0.18) 1px, transparent 1px);
            background-size: 24px 24px;
            opacity: 0.3;
            pointer-events: none;
        }
        .category-hero .hero-inner {
            position: relative;
            z-index: 2;
        }
        .hero-compact-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--gv-main);
            border: 1.5px solid var(--gv-dark);
            color: var(--gv-dark);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            padding: 5px 14px;
            box-shadow: 2px 2px 0 rgba(20, 40, 38, 0.16);
        }
        .category-hero h1 {
            font-size: clamp(1.9rem, 3.8vw, 2.9rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 18px 0 16px;
        }
        .category-hero h1 strong {
            color: var(--gv-main-hover);
            font-weight: 800;
        }
        .category-hero .hero-lead {
            color: var(--gv-muted);
            font-size: 16px;
            max-width: 585px;
            margin-bottom: 28px;
        }
        .hero-media {
            position: relative;
            border-radius: 22px;
            overflow: hidden;
            border: 1.5px solid var(--gv-dark);
            box-shadow: 10px 10px 0 rgba(20, 40, 38, 0.14);
            background: var(--gv-sub);
        }
        .hero-media img {
            width: 100%;
            object-fit: cover;
            min-height: 320px;
            max-height: 430px;
        }
        .hero-media-caption {
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 14px;
            background: rgba(20, 40, 38, 0.85);
            color: #FFFDF9;
            font-size: 13px;
            border-radius: 10px;
            padding: 10px 16px;
            backdrop-filter: blur(4px);
            margin: 0;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        /* ===== 资讯范围条 ===== */
        .scope-strip {
            background: var(--gv-sub);
            border-bottom: 1px solid var(--gv-border);
            padding: 56px 0;
        }
        .scope-card-main {
            background: var(--gv-dark);
            color: #F7F0E6;
            border-radius: var(--gv-radius);
            padding: 30px;
            border: 1.5px solid var(--gv-dark);
            box-shadow: 6px 6px 0 rgba(20, 40, 38, 0.2);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .scope-card-main h3 {
            color: #FFFDF9;
            font-size: 1.6rem;
            margin-bottom: 12px;
        }
        .scope-card-main p {
            color: rgba(255, 253, 249, 0.72);
            margin-bottom: 0;
        }
        .scope-card-main .scope-mark {
            font-size: 13px;
            display: inline-flex;
            gap: 4px;
            background: var(--gv-main);
            color: var(--gv-dark);
            border-radius: 999px;
            padding: 3px 12px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .scope-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            height: 100%;
        }
        .scope-list-item {
            background: var(--gv-content);
            border: 1px solid var(--gv-border);
            border-radius: var(--gv-radius);
            padding: 16px 20px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: box-shadow .18s ease, transform .18s ease;
        }
        .scope-list-item:last-child {
            margin-bottom: 0;
        }
        .scope-list-item:hover {
            box-shadow: 4px 4px 0 rgba(20, 40, 38, 0.14);
            transform: translate(-2px, -2px);
        }
        .scope-list-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--gv-tag-bg);
            color: var(--gv-tag-text);
            display: flex;
            align-items: center;
            justify-content: center;
            flex: 0 0 42px;
            border: 1px solid var(--gv-border);
        }
        .scope-list-text strong {
            display: block;
            font-size: 15px;
            margin-bottom: 2px;
        }
        .scope-list-text span {
            font-size: 13px;
            color: var(--gv-muted);
        }

        /* ===== 版本时间轴 ===== */
        .timeline-section {
            background: var(--gv-bg);
            position: relative;
        }
        .timeline-section .section-heading {
            max-width: 760px;
            margin-bottom: 52px;
        }
        .gv-timeline {
            position: relative;
            max-width: 1020px;
            margin: 0 auto;
            list-style: none;
            padding: 12px 0 10px;
        }
        .gv-timeline::before {
            content: "";
            position: absolute;
            top: 8px;
            bottom: 8px;
            left: 23px;
            width: 2px;
            background: linear-gradient(180deg, var(--gv-main) 0%, var(--gv-teal) 100%);
            border-radius: 999px;
            opacity: 0.7;
        }
        .gv-timeline-item {
            position: relative;
            padding: 0 0 38px 76px;
        }
        .gv-timeline-item:last-child {
            padding-bottom: 0;
        }
        .gv-timeline-rail {
            position: absolute;
            left: 4px;
            top: 0;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--gv-main);
            color: var(--gv-dark);
            border: 1.5px solid var(--gv-dark);
            border-radius: 10px;
            font-weight: 800;
            font-size: 14px;
            box-shadow: 3px 3px 0 var(--gv-dark);
            z-index: 2;
        }
        .timeline-card {
            background: var(--gv-content);
            border: 1px solid var(--gv-border);
            border-radius: 16px;
            padding: 22px 24px;
            box-shadow: var(--gv-shadow);
            transition: transform .2s ease, box-shadow .2s ease;
        }
        .timeline-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--gv-shadow-hover);
        }
        .timeline-card .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            margin-bottom: 12px;
        }
        .gv-tag {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            background: var(--gv-tag-bg);
            color: var(--gv-tag-text);
            padding: 3px 12px;
            line-height: 1.5;
        }
        .gv-tag-teal {
            background: var(--gv-success-bg);
            color: var(--gv-success-text);
        }
        .gv-tag-deep {
            background: var(--gv-dark);
            color: #FFFDF9;
        }
        .timeline-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .timeline-card p {
            color: var(--gv-muted);
            font-size: 15px;
            margin-bottom: 16px;
        }
        .timeline-card .timeline-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--gv-main-hover);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .timeline-more svg {
            transition: transform .18s ease;
        }
        .timeline-more:hover svg {
            transform: translateX(4px);
        }
        .timeline-card .card-note {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 14px;
            font-size: 13px;
            color: var(--gv-muted);
            border-top: 1px dashed var(--gv-border);
            padding-top: 12px;
            margin-top: 8px;
        }
        @media (min-width: 992px) {
            .gv-timeline::before {
                left: 50%;
                transform: translateX(-1px);
            }
            .gv-timeline-item {
                width: 50%;
                padding: 0 44px 46px 0;
                text-align: right;
            }
            .gv-timeline-item:nth-child(even) {
                margin-left: auto;
                padding-right: 0;
                padding-left: 44px;
                text-align: left;
            }
            .gv-timeline-rail {
                left: auto;
                right: -8px;
                top: 2px;
            }
            .gv-timeline-item:nth-child(even) .gv-timeline-rail {
                right: auto;
                left: -8px;
            }
        }

        /* ===== 更新前后检查 ===== */
        .checklist-section {
            background: var(--gv-sub);
            border-top: 1px solid var(--gv-border);
            border-bottom: 1px solid var(--gv-border);
            position: relative;
            overflow: hidden;
        }
        .checklist-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
            max-width: 1050px;
            margin: 44px auto 0;
        }
        .checklist-card {
            border-radius: 18px;
            padding: 30px;
            border: 1.5px solid var(--gv-dark);
            min-height: 260px;
        }
        .checklist-card--before {
            background: var(--gv-content);
            box-shadow: var(--gv-shadow);
        }
        .checklist-card--after {
            background: var(--gv-dark);
            color: #F7F0E6;
            box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.16);
            margin-top: 22px;
        }
        .checklist-card--after h3 {
            color: #FFFDF9;
        }
        .checklist-card h3 {
            font-size: 1.3rem;
            margin-bottom: 16px;
            position: relative;
        }
        .checklist-step {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .checklist-step li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
        }
        .checklist-step li svg {
            flex: 0 0 22px;
            margin-top: 3px;
        }
        .checklist-card--after .checklist-step li {
            color: rgba(255, 253, 249, 0.85);
        }
        .checklist-note {
            font-size: 13px;
            margin-top: 18px;
            color: var(--gv-muted);
        }
        .checklist-card--after .checklist-note {
            color: rgba(255, 253, 249, 0.62);
        }
        @media (max-width: 768px) {
            .checklist-grid {
                grid-template-columns: 1fr;
            }
            .checklist-card--after {
                margin-top: 0;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--gv-bg);
        }
        .faq-layout {
            max-width: 920px;
            margin: 40px auto 0;
        }
        .gv-faq .accordion-item {
            border: 1px solid var(--gv-border);
            background: var(--gv-content);
            border-radius: 14px !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: none;
        }
        .gv-faq .accordion-button {
            background: var(--gv-content);
            color: var(--gv-ink);
            font-weight: 700;
            font-size: 16px;
            padding: 20px 22px;
            box-shadow: none;
            border-radius: 0;
        }
        .gv-faq .accordion-button::after {
            background: none;
            content: "+";
            font-weight: 700;
            font-size: 24px;
            line-height: 1;
            color: var(--gv-main-hover);
            width: 24px;
            height: 24px;
            transform: none;
            transition: transform .2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .gv-faq .accordion-button:not(.collapsed) {
            color: var(--gv-ink);
            background: var(--gv-content);
            box-shadow: none;
            border-bottom: 1px solid var(--gv-border);
        }
        .gv-faq .accordion-button:not(.collapsed)::after {
            content: "−";
        }
        .gv-faq .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid rgba(14, 138, 131, 0.4);
            outline-offset: -1px;
            border-radius: 14px;
        }
        .gv-faq .accordion-header {
            border-left: 0;
        }
        .gv-faq .accordion-item:has(.accordion-button[aria-expanded="true"]) {
            border-left: 3px solid var(--gv-main);
            box-shadow: 5px 5px 0 rgba(20, 40, 38, 0.08);
        }
        .gv-faq .accordion-button[aria-expanded="true"] {
            border-left: 3px solid var(--gv-main);
        }
        .gv-faq .accordion-body {
            padding: 18px 22px 22px;
            color: var(--gv-muted);
            font-size: 15px;
            background: #FFFDF9;
            border-radius: 0 0 14px 14px;
        }

        /* ===== CTA / 咨询 ===== */
        .contact-section {
            background: var(--gv-dark);
            color: #F7F0E6;
            padding: 88px 0 100px;
            position: relative;
            overflow: hidden;
        }
        .contact-section .section-title {
            color: #FFFDF9;
        }
        .contact-section .section-lead {
            color: rgba(255, 253, 249, 0.72);
        }
        .contact-intro {
            max-width: 540px;
        }
        .contact-points {
            list-style: none;
            padding: 0;
            margin: 24px 0 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .contact-points li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: rgba(255, 253, 249, 0.85);
        }
        .contact-points .check-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--gv-teal);
            color: #FFFDF9;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex: 0 0 22px;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .contact-form-card {
            background: var(--gv-content);
            border-radius: 20px;
            padding: 30px;
            border: 1px solid var(--gv-border);
            box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.2);
            color: var(--gv-ink);
            margin-left: auto;
            position: relative;
            z-index: 2;
        }
        @media (min-width: 992px) {
            .contact-form-card {
                max-width: 520px;
            }
        }
        .contact-form-card .form-label {
            display: block;
        }
        .form-agree {
            font-size: 13px;
            color: var(--gv-muted);
            display: flex;
            gap: 8px;
            align-items: flex-start;
            margin-top: 10px;
        }
        .form-agree input {
            width: 16px;
            height: 16px;
            accent-color: var(--gv-primary);
            margin-top: 2px;
        }
        .form-feedback {
            min-height: 20px;
            font-size: 13px;
            color: var(--gv-teal-hover);
            margin-top: 6px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--gv-dark);
            color: rgba(255, 253, 249, 0.7);
            padding: 64px 0 26px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2.1fr 1fr 1fr 1.4fr;
            gap: 40px;
            margin-bottom: 46px;
        }
        .footer-logo {
            display: inline-block;
            color: #FFFDF9;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.01em;
            margin-bottom: 14px;
        }
        .footer-brand p {
            color: rgba(255, 253, 249, 0.62);
            font-size: 13px;
            max-width: 320px;
            margin: 0;
            line-height: 1.8;
        }
        .site-footer h4 {
            color: #FFFDF9;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
        }
        .footer-links a {
            color: rgba(255, 253, 249, 0.72);
            transition: color .18s ease, padding-left .18s ease;
        }
        .footer-links a:hover {
            color: var(--gv-main);
            padding-left: 5px;
        }
        .footer-note {
            font-size: 14px;
            color: rgba(255, 253, 249, 0.62);
            background: rgba(255, 255, 255, 0.04);
            border-left: 3px solid var(--gv-main);
            padding: 14px 18px;
            border-radius: 0 10px 10px 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 253, 249, 0.12);
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 13px;
            color: rgba(255, 253, 249, 0.48);
            justify-content: space-between;
        }
        .footer-bottom a {
            color: #FFFDF9;
        }
        .footer-bottom a:hover {
            color: var(--gv-main);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            :root {
                --gv-vertical-space: 72px;
            }
            .custom-navbar .navbar-collapse {
                background: var(--gv-bg);
                border-top: 1px solid var(--gv-border);
                margin-top: 2px;
                padding: 18px 4px 22px;
            }
            .custom-navbar .navbar-nav {
                gap: 6px;
            }
            .custom-navbar .nav-link {
                padding: 10px 12px;
                width: fit-content;
            }
            .custom-navbar .nav-link.active::after {
                left: 12px;
                right: 12px;
            }
            .navbar-extra {
                flex-direction: column;
                align-items: flex-start;
                padding-left: 12px;
                margin-top: 14px;
            }
            .nav-search-form {
                width: 100%;
            }
            .nav-search-form .form-control {
                width: 100%;
            }
            .nav-search-btn {
                flex: 0 0 auto;
            }
            .category-hero {
                padding: 56px 0 64px;
            }
            .hero-media {
                margin-top: 16px;
            }
            .scope-card-main {
                margin-bottom: 14px;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --gv-vertical-space: 56px;
            }
            .section-space {
                padding-top: var(--gv-vertical-space);
                padding-bottom: var(--gv-vertical-space);
            }
            .custom-navbar .navbar-brand {
                font-size: 18px;
            }
            .category-hero h1 {
                font-size: 1.7rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .timeline-card {
                padding: 18px;
            }
            .contact-section {
                padding-left: 0;
                padding-right: 0;
            }
            .contact-form-card {
                padding: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
                margin-bottom: 34px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 575.98px) {
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                text-align: center;
            }
            .scope-list-item {
                align-items: flex-start;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .checklist-card {
                padding: 22px;
            }
        }

/* roulang page: article */
:root{
  --primary:#FF4D24;
  --primary-dark:#DF3A14;
  --accent:#0E8A83;
  --accent-dark:#0B6B66;
  --page-bg:#FBF6EF;
  --panel:#FFFDF9;
  --panel-soft:#F1EAE1;
  --deep:#142826;
  --deep-ink:#1E2A29;
  --muted:#5C6B69;
  --line:#E2D5C7;
  --orange-tint:#FFE7DB;
  --green-tint:#DCF1EE;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-card:6px 6px 0 rgba(20, 40, 38, 0.12);
  --shadow-hover:8px 8px 0 rgba(20, 40, 38, 0.18);
  --font-stack:system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
body{
  font-family:var(--font-stack);
  background-color:var(--page-bg);
  color:var(--deep-ink);
  font-size:16px;
  line-height:1.75;
}
h1,h2,h3,h4,h5,h6{line-height:1.25;margin:0 0 .8rem;}
ul,ol{margin:0 0 1rem;padding-left:1.25rem;}
a{color:inherit;text-decoration:none;transition:color .2s;}
a:hover{color:var(--primary-dark);}
img{max-width:100%;height:auto;display:block;}
.container{max-width:1240px;}
.btn{
  border-radius:var(--radius-sm);
  font-size:16px;
  font-weight:700;
  padding:11px 24px;
  line-height:1.5;
  border:1.5px solid transparent;
  transition:background .2s,color .2s,transform .2s,box-shadow .2s,border-color .2s;
}
.btn-main{
  background:var(--primary);
  border-color:var(--deep);
  color:var(--deep);
  box-shadow:4px 4px 0 var(--deep);
}
.btn-main:hover{
  background:var(--primary-dark);
  border-color:var(--deep);
  color:var(--deep);
  transform:translate(2px,2px);
  box-shadow:2px 2px 0 var(--deep);
}
.btn-main:active{
  transform:translate(4px,4px);
  box-shadow:0 0 0 var(--deep);
}
.btn-outline-main{
  background:transparent;
  border-color:var(--deep);
  color:var(--deep);
  box-shadow:none;
}
.btn-outline-main:hover{
  background:var(--orange-tint);
  border-color:var(--deep);
  color:var(--deep);
}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:8px;}
.btn-block{display:block;width:100%;text-align:center;}
.btn-main:focus-visible,.btn-outline-main:focus-visible,.nav-search-btn:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}

/* ===== 导航 ===== */
.custom-navbar{
  background:var(--panel);
  border-bottom:1px solid var(--line);
  min-height:64px;
  padding:0;
  transition:box-shadow .25s;
}
.custom-navbar.is-sticky{
  box-shadow:0 8px 24px rgba(20,40,38,.1);
}
.custom-navbar .navbar-brand{
  font-size:1.22rem;
  font-weight:800;
  color:var(--deep-ink);
  letter-spacing:.01em;
  margin-right:18px;
  position:relative;
}
.custom-navbar .navbar-brand::before{
  content:"";
  display:inline-block;
  width:8px;
  height:8px;
  border-radius:2px;
  background:var(--primary);
  margin-right:7px;
  transform:translateY(-2px);
}
.custom-navbar .navbar-nav{
  align-items:center;
  gap:2px;
}
.custom-navbar .nav-link{
  font-size:15px;
  font-weight:600;
  color:var(--deep-ink);
  padding:.55rem .9rem;
  border-radius:8px;
  position:relative;
  white-space:nowrap;
}
.custom-navbar .nav-link:hover{
  background:rgba(255,77,36,.08);
  color:var(--primary-dark);
}
.custom-navbar .nav-link.active{
  color:var(--primary-dark);
}
.custom-navbar .nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:4px;
  height:2px;
  border-radius:99px;
  background:var(--primary);
}
.navbar-extra{
  display:flex;
  align-items:center;
  gap:14px;
  margin-left:auto;
}
.nav-search-form{
  display:flex;
  align-items:center;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:999px;
  overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.nav-search-form:focus-within{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(14,138,131,.15);
}
.nav-search-form .form-control{
  width:168px;
  border:0;
  background:transparent;
  color:var(--deep-ink);
  font-size:14px;
  padding:.5rem .55rem .5rem 1rem;
  box-shadow:none;
  border-radius:0;
}
.nav-search-form .form-control::placeholder{
  color:#85928f;
}
.nav-search-btn{
  border:0;
  background:var(--deep);
  color:#FFF;
  width:38px;
  height:36px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  margin-right:3px;
  transition:background .2s;
}
.nav-search-btn:hover{
  background:var(--accent-dark);
  color:#FFF;
}
.custom-navbar .navbar-toggler{
  border:1px solid var(--line);
  border-radius:8px;
  color:var(--deep-ink);
  width:42px;
  height:38px;
  padding:0;
  font-size:1.1rem;
}
.custom-navbar .navbar-toggler:focus{
  box-shadow:0 0 0 3px rgba(14,138,131,.2);
}
.custom-navbar .navbar-toggler-icon{
  filter:brightness(.8);
}

/* ===== 面包屑 ===== */
.article-breadcrumb{
  padding:0 0 22px;
}
.breadcrumb-bar .breadcrumb{
  margin:0;
}
.breadcrumb-bar .breadcrumb-item{
  font-size:14px;
  color:var(--muted);
}
.breadcrumb-bar .breadcrumb-item a{
  color:var(--muted);
  font-weight:500;
}
.breadcrumb-bar .breadcrumb-item a:hover{
  color:var(--primary-dark);
}
.breadcrumb-bar .breadcrumb-item.active{
  color:var(--deep-ink);
  font-weight:600;
  max-width:340px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.breadcrumb-bar .breadcrumb-item + .breadcrumb-item::before{
  color:#B7A99B;
  content:">";
}

/* ===== 文章页主体 ===== */
.article-detail-wrap{
  padding:40px 0 64px;
}
.post-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
  padding:clamp(24px,4.5vw,48px);
}
.article-title{
  font-size:clamp(1.7rem,3vw,2.45rem);
  font-weight:800;
  line-height:1.3;
  letter-spacing:-.01em;
  margin-bottom:20px;
}
.post-meta-wrap{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:26px;
  padding-bottom:24px;
  border-bottom:1px solid var(--line);
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  background:var(--panel-soft);
  border-radius:999px;
  padding:6px 12px;
}
.meta-chip svg{
  width:14px;
  height:14px;
}
.post-content{
  color:var(--deep-ink);
  font-size:16px;
  line-height:1.9;
}
.post-content h2{
  font-size:1.5rem;
  font-weight:700;
  margin:2.2rem 0 1rem;
  padding-left:.85rem;
  border-left:4px solid var(--primary);
}
.post-content h3{
  font-size:1.25rem;
  font-weight:700;
  margin:1.8rem 0 .8rem;
}
.post-content p{
  margin-bottom:1.4rem;
}
.post-content ul,
.post-content ol{
  margin-bottom:1.6rem;
}
.post-content li{
  margin-bottom:.35rem;
}
.post-content blockquote{
  background:var(--panel-soft);
  border-radius:0 12px 12px 0;
  border-left:4px solid var(--primary);
  padding:18px 22px;
  margin:1.6rem 0;
  color:var(--deep-ink);
}
.post-content blockquote p{
  margin-bottom:.25rem;
}
.post-content a{
  color:var(--accent-dark);
  font-weight:600;
  border-bottom:1px solid rgba(11,107,102,.35);
}
.post-content a:hover{
  color:var(--accent);
  border-color:transparent;
}
.post-content img{
  border-radius:12px;
  border:1px solid var(--line);
  max-width:100%;
  margin:1.4rem 0;
}
.post-content table{
  width:100%;
  border-collapse:collapse;
  margin:1.4rem 0 1.8rem;
  font-size:15px;
  background:var(--panel);
}
.post-content th,
.post-content td{
  border:1px solid var(--line);
  padding:10px 12px;
  text-align:left;
}
.post-content th{
  background:var(--panel-soft);
  font-weight:700;
}
.post-content hr{
  border:0;
  border-top:1px solid var(--line);
  margin:2rem 0;
}
.post-bottom-bar{
  margin-top:40px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
}
.post-bottom-bar .text-muted-note{
  margin-right:auto;
  color:var(--muted);
  font-size:13px;
}

/* 未找到文章 */
.not-found-card{
  text-align:center;
  padding:64px 28px;
}
.not-found-icon{
  width:64px;
  height:64px;
  margin:0 auto 18px;
  background:var(--orange-tint);
  color:var(--primary-dark);
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:16px;
}
.not-found-card h1{
  font-size:1.9rem;
  font-weight:800;
}
.not-found-card p{
  color:var(--muted);
  max-width:520px;
  margin:0 auto 24px;
}

/* ===== 右侧辅助栏 ===== */
.article-aside{
  display:block;
}
@media (min-width:992px){
  .article-aside{
    position:sticky;
    top:90px;
    align-self:flex-start;
  }
}
.aside-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-card);
  margin-bottom:24px;
  padding:20px;
  overflow:hidden;
}
.aside-image-card{
  padding:0;
}
.aside-image-card .aside-media-wrap{
  width:100%;
  height:190px;
  overflow:hidden;
  object-fit:cover;
}
.aside-image-card .aside-card-body{
  padding:20px;
}
.aside-tag{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  background:var(--grid-green);
  background:var(--green-tint);
  color:var(--accent-dark);
  border-radius:999px;
  padding:4px 10px;
  margin-bottom:10px;
}
.aside-card h3{
  font-size:1.08rem;
  font-weight:700;
  margin-bottom:8px;
}
.aside-card p{
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
  margin-bottom:14px;
}
.aside-title{
  font-size:1rem;
  font-weight:800;
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:14px;
}
.aside-title::after{
  content:"九游入口";
  font-size:11px;
  font-weight:600;
  color:var(--muted);
  background:var(--panel-soft);
  border-radius:999px;
  padding:2px 9px;
}
.aside-nav-list{
  list-style:none;
  padding:0;
  margin:0;
}
.aside-nav-list li+li{
  border-top:1px solid var(--line);
}
.aside-nav-list a{
  display:block;
  padding:11px 6px;
  font-size:15px;
  font-weight:600;
  color:var(--deep-ink);
  border-radius:4px;
  transition:padding .2s,background .2s,color .2s;
}
.aside-nav-list a:hover{
  background:var(--orange-tint);
  color:var(--primary-dark);
  padding-left:12px;
}
.aside-nav-list .arrow{
  margin-left:6px;
  color:var(--primary);
}
.aside-note{
  margin-top:12px;
  background:var(--panel-soft);
  border-radius:10px;
  padding:12px 14px;
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
}

/* ===== 入口导览区 ===== */
.entry-guide-section{
  background:var(--panel-soft);
  padding:78px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-kicker{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--primary-dark);
  background:var(--orange-tint);
  border-radius:999px;
  padding:5px 13px;
  margin-bottom:14px;
}
.section-title{
  font-size:clamp(1.55rem,2.8vw,2.15rem);
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:12px;
}
.section-lead{
  color:var(--muted);
  font-size:15px;
  max-width:680px;
  margin-bottom:0;
}
.entry-guide-grid{
  display:grid;
  grid-template-columns:1.2fr .9fr .9fr;
  gap:24px;
  margin-top:42px;
}
.guide-tile{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
  padding:34px 30px;
  min-height:250px;
  position:relative;
  overflow:hidden;
  transition:transform .25s,box-shadow .25s;
}
.guide-tile:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.guide-tile .tile-label{
  font-size:13px;
  font-weight:700;
  color:var(--accent-dark);
  background:var(--green-tint);
  align-self:flex-start;
  border-radius:999px;
  padding:4px 11px;
  margin-bottom:14px;
}
.guide-tile h3{
  font-size:1.3rem;
  font-weight:800;
  margin-bottom:12px;
}
.guide-tile p{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
}
.guide-tile .tile-link{
  display:inline-flex;
  align-items:center;
  gap:4px;
  color:var(--deep-ink);
  font-weight:700;
  font-size:15px;
  margin-top:18px;
}
.guide-tile .tile-link svg{
  width:16px;
  height:16px;
  transition:transform .2s;
}
.guide-tile:hover .tile-link svg{
  transform:translateX(4px);
}
.guide-tile-dark{
  background:var(--deep);
  color:#F6EDDF;
  border-color:var(--deep);
}
.guide-tile-dark .tile-label{
  color:#FFF9F2;
  background:var(--primary);
}
.guide-tile-dark p{
  color:rgba(246,237,223,.75);
}
.guide-tile-dark .tile-link{
  color:#F6EDDF;
}
.guide-tile-dark::after{
  content:"九宫格";
  position:absolute;
  right:-8px;
  bottom:-16px;
  font-size:90px;
  font-weight:900;
  color:rgba(255,255,255,.03);
  line-height:1;
  letter-spacing:.1em;
}

/* ===== FAQ ===== */
.faq-section{
  padding:84px 0;
  background:var(--page-bg);
}
.faq-side{
  position:sticky;
  top:88px;
}
.faq-side .btn{
  margin-top:10px;
}
.faq-accordion .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-md)!important;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:none;
}
.faq-accordion .accordion-button{
  background:var(--panel);
  color:var(--deep-ink);
  font-weight:700;
  font-size:16px;
  line-height:1.5;
  padding:20px 24px;
  box-shadow:none;
  border-radius:var(--radius-md)!important;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--deep-ink);
  background:var(--panel);
  box-shadow:none;
}
.faq-accordion .accordion-button::after{
  opacity:.75;
  width:1rem;
  height:1rem;
  background-size:1rem;
}
.faq-accordion .accordion-button:focus{
  box-shadow:0 0 0 3px rgba(14,138,131,.18);
}
.faq-accordion .accordion-body{
  color:var(--muted);
  border-top:1px solid var(--line);
  padding:16px 24px 20px;
  font-size:15px;
  line-height:1.8;
  background:var(--panel);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-left:3px solid var(--primary);
}

/* ===== CTA联系区 ===== */
.contact-panel{
  background:var(--deep);
  color:#F5EBDD;
  padding:88px 0;
  position:relative;
  overflow:hidden;
}
.contact-panel::before{
  content:"";
  position:absolute;
  inset:auto auto 18px 20px;
  width:150px;
  height:110px;
  background-image:linear-gradient(90deg,transparent 32%,rgba(255,255,255,.08) 32% 34%,transparent 34%),linear-gradient(transparent 32%,rgba(255,255,255,.08) 32% 34%,transparent 34%);
  background-size:40px 40px;
  pointer-events:none;
}
.contact-panel .section-kicker{
  background:rgba(255,255,255,.12);
  color:#FFD9C9;
}
.contact-panel h2{
  font-size:clamp(1.65rem,2.8vw,2.25rem);
  font-weight:800;
  color:#FDF7EF;
}
.contact-panel .contact-lead{
  color:rgba(245,235,221,.78);
  font-size:16px;
  max-width:520px;
  line-height:1.9;
}
.contact-list{
  list-style:none;
  padding:0;
  margin:28px 0 0;
}
.contact-list li{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:12px;
  color:rgba(245,235,221,.9);
  font-size:15px;
}
.contact-list li::before{
  content:"";
  width:6px;
  height:6px;
  background:var(--primary);
  border-radius:50%;
  flex:0 0 6px;
}
.contact-form-box{
  background:var(--panel);
  color:var(--deep-ink);
  border-radius:var(--radius-lg);
  border:1px solid rgba(255,255,255,.18);
  padding:28px 26px;
  box-shadow:8px 8px 0 rgba(0,0,0,.22);
}
.contact-form-box h3{
  font-weight:800;
  font-size:1.2rem;
  margin-bottom:6px;
}
.contact-form-box .form-note{
  color:var(--muted);
  font-size:13px;
  margin-bottom:18px;
}
.form-label{
  font-size:14px;
  font-weight:600;
  color:var(--deep-ink);
  margin-bottom:6px;
}
.contact-form-box .form-control,
.contact-form-box textarea.form-control{
  background:var(--panel);
  border:1px solid #D8C9BB;
  border-radius:var(--radius-sm);
  min-height:46px;
  font-size:14px;
  color:var(--deep-ink);
  padding:.6rem .8rem .6rem 1rem;
}
.contact-form-box .form-control:focus,
.contact-form-box textarea.form-control:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(14,138,131,.18);
}
.contact-form-box textarea.form-control{
  min-height:110px;
  resize:vertical;
}
.contact-form-box .form-control::placeholder{
  color:#A79A8C;
}
.form-check-input{
  margin-top:.35em;
}
.form-check-label{
  font-size:13px;
  color:var(--muted);
}
.feedback-note{
  display:none;
  font-size:13px;
  font-weight:600;
  color:var(--accent-dark);
  background:var(--green-tint);
  border-radius:8px;
  padding:9px 12px;
  margin-top:14px;
}
.feedback-note.visible{
  display:block;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--deep);
  color:rgba(245,235,221,.78);
  padding:58px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .9fr .9fr 1.2fr;
  gap:38px;
  padding-bottom:34px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-logo{
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:#F6EDDF;
  font-size:1.1rem;
  font-weight:800;
  margin-bottom:12px;
}
.footer-logo::before{
  content:"";
  width:8px;
  height:8px;
  background:var(--primary);
  border-radius:2px;
}
.footer-brand p{
  font-size:14px;
  line-height:1.9;
  color:rgba(245,235,221,.66);
  max-width:380px;
}
.site-footer h4{
  color:#F4E9DA;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-links{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-links li{
  margin-bottom:9px;
}
.footer-links a{
  color:rgba(245,235,221,.7);
  font-size:14px;
  transition:color .2s,padding .2s;
}
.footer-links a:hover{
  color:#FFD9C9;
  padding-left:4px;
}
.footer-note{
  background:rgba(255,255,255,.06);
  border-radius:12px;
  padding:14px 16px;
  font-size:13px;
  line-height:1.8;
  color:rgba(245,235,221,.66);
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding-top:22px;
  font-size:13px;
  color:rgba(245,235,221,.5);
}
.footer-bottom a{
  color:rgba(245,235,221,.55);
}
.footer-bottom a:hover{
  color:#FFD9C9;
}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .nav-search-form .form-control{
    width:120px;
  }
}
@media (max-width:991.98px){
  .custom-navbar .navbar-collapse{
    background:var(--panel);
    border-top:1px solid var(--line);
    padding:12px 0 18px;
    margin-top:2px;
    border-radius:0 0 14px 14px;
  }
  .custom-navbar .navbar-nav{
    align-items:stretch;
    margin:0;
  }
  .custom-navbar .nav-link{
    padding:.72rem 1rem;
    border-radius:10px;
  }
  .navbar-extra{
    width:100%;
    margin-left:0;
    margin-top:14px;
    flex-wrap:wrap;
  }
  .nav-search-form{
    flex:1 1 220px;
  }
  .nav-search-form .form-control{
    width:100%;
  }
  .entry-guide-grid{
    grid-template-columns:1fr 1fr;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:28px;
  }
}
@media (max-width:767.98px){
  .article-detail-wrap{
    padding:26px 0 48px;
  }
  .entry-guide-section{
    padding:58px 0;
  }
  .entry-guide-grid{
    grid-template-columns:1fr;
    gap:18px;
  }
  .contact-panel{
    padding:58px 0;
  }
  .faq-section{
    padding:56px 0;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:22px;
  }
  .post-bottom-bar .btn{
    width:100%;
    margin-bottom:4px;
  }
}
@media (max-width:575.98px){
  .post-card{
    padding:22px 16px;
  }
  .post-content{
    font-size:15px;
    line-height:1.85;
  }
  .breadcrumb-bar .breadcrumb-item.active{
    max-width:210px;
  }
  .navbar-extra .btn-main{
    width:100%;
  }
  .guide-tile{
    min-height:0;
    padding:28px 22px;
  }
  .contact-form-box{
    padding:22px 18px;
    box-shadow:none;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }
}

/* roulang page: category3 */
:root {
            --brand-main: #FF4D24;
            --brand-main-hover: #DF3A14;
            --brand-tech: #0E8A83;
            --brand-tech-hover: #0B6B66;
            --brand-deep: #142826;
            --brand-deep-2: #1A3431;
            --brand-bg: #FBF6EF;
            --brand-bg-light: #FFFDF9;
            --brand-bg-muted: #F1EAE1;
            --brand-text: #1E2A29;
            --brand-text-muted: #5C6B69;
            --brand-border: #E2D5C7;
            --brand-success: #0B6B66;
            --brand-success-bg: #DCF1EE;
            --brand-price-tag: #9A3412;
            --brand-price-tag-bg: #FFE7DB;
            --brand-shadow-card: 6px 6px 0 rgba(20, 40, 38, 0.12);
            --brand-shadow-card-hover: 8px 8px 0 rgba(20, 40, 38, 0.18);
            --brand-radius: 14px;
            --brand-radius-sm: 10px;
            --brand-font: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--brand-font);
            font-size: 16px;
            line-height: 1.75;
            background: var(--brand-bg);
            color: var(--brand-text);
            -webkit-font-smoothing: antialiased;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--brand-deep);
            margin-top: 0;
        }

        ul,
        ol {
            padding-left: 1.25rem;
        }

        a {
            color: var(--brand-deep);
            text-decoration: none;
            transition: all 0.2s ease;
        }

        a:hover {
            color: var(--brand-main);
        }

        img,
        svg {
            max-width: 100%;
            vertical-align: middle;
        }

        .container {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: 0;
            border-radius: var(--brand-radius-sm);
            font-size: 16px;
            font-weight: 700;
            font-family: var(--brand-font);
            padding: 12px 28px;
            transition: all 0.25s ease;
            cursor: pointer;
            line-height: 1.4;
        }

        .btn-main {
            background: var(--brand-main);
            color: var(--brand-deep);
            border: 1.5px solid var(--brand-deep);
            box-shadow: 4px 4px 0 var(--brand-deep);
        }

        .btn-main:hover {
            background: var(--brand-main-hover);
            color: var(--brand-deep);
            transform: translate(2px, 1px);
            box-shadow: 2px 2px 0 var(--brand-deep);
        }

        .btn-main:focus-visible {
            outline: 3px solid var(--brand-tech);
            outline-offset: 2px;
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            color: var(--brand-deep);
            border: 2px solid var(--brand-deep);
        }

        .btn-outline:hover {
            background: var(--brand-price-tag-bg);
            color: var(--brand-deep);
            transform: translate(2px, 1px);
        }

        .btn-light-solid {
            background: #ffffff;
            color: var(--brand-deep);
            border: 1.5px solid var(--brand-deep);
            box-shadow: 4px 4px 0 var(--brand-deep);
        }

        .btn-light-solid:hover {
            background: var(--brand-bg-muted);
            color: var(--brand-deep);
            transform: translate(2px, 1px);
            box-shadow: 2px 2px 0 var(--brand-deep);
        }

        .section-padding {
            padding: 96px 0;
        }

        .section-tag {
            display: inline-block;
            background: var(--brand-price-tag-bg);
            color: var(--brand-price-tag);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .section-h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 14px;
        }

        .section-lead {
            font-size: 17px;
            color: var(--brand-text-muted);
            max-width: 720px;
            line-height: 1.8;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: var(--brand-bg);
            border-bottom: 1px solid var(--brand-border);
        }

        .navbar {
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .navbar-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--brand-deep);
            letter-spacing: -0.02em;
            white-space: nowrap;
        }

        .navbar-brand:hover {
            color: var(--brand-main);
        }

        .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--brand-text);
            padding: 8px 14px;
            position: relative;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--brand-main);
        }

        .nav-link.active {
            color: var(--brand-deep);
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2.5px;
            background: var(--brand-main);
            border-radius: 2px;
        }

        .navbar-toggler {
            border: 2px solid var(--brand-deep);
            padding: 4px 8px;
            border-radius: 10px;
            background: transparent;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(14, 138, 131, 0.25);
        }

        .navbar-toggler-icon {
            width: 1.2em;
            height: 1.2em;
        }

        .navbar-extra {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-left: auto;
            flex-wrap: wrap;
        }

        @media (max-width: 991.98px) {
            .navbar-extra {
                margin-left: 0;
                width: 100%;
                padding-top: 10px;
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-link.active {
                color: var(--brand-main);
                background: var(--brand-price-tag-bg);
                border-radius: 999px;
                padding-left: 16px;
                padding-right: 16px;
            }
            .navbar-collapse {
                background: var(--brand-bg);
                padding: 10px 0 14px 0;
            }
        }

        .nav-search-form {
            display: flex;
            align-items: center;
            gap: 0;
        }

        .nav-search-form .form-control {
            height: 46px;
            border: 2px solid var(--brand-border);
            border-right: 0;
            border-radius: 10px 0 0 10px;
            background: var(--brand-bg-light);
            min-width: 200px;
            font-size: 15px;
            padding-left: 16px;
            color: var(--brand-text);
        }

        .nav-search-form .form-control:focus {
            border-color: var(--brand-tech);
            box-shadow: 0 0 0 3px rgba(14, 138, 131, 0.15);
        }

        .nav-search-btn {
            height: 46px;
            width: 48px;
            border: 2px solid var(--brand-deep);
            border-radius: 0 10px 10px 0;
            background: var(--brand-deep);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.25s ease;
        }

        .nav-search-btn:hover {
            background: var(--brand-main);
            border-color: var(--brand-main);
            color: var(--brand-deep);
        }

        .btn-sm {
            font-size: 14px;
            padding: 9px 22px;
        }

        /* Hero area */
        .cat-hero-section {
            position: relative;
            background: var(--brand-bg);
            padding: 88px 0 68px;
            overflow: hidden;
        }

        .cat-hero-section::before {
            content: "";
            background-image: url("/assets/images/backpic/back-2.webp");
            background-size: 600px auto;
            background-repeat: no-repeat;
            background-position: calc(100% + 20px) 30%;
            opacity: 0.28;
            filter: saturate(0.8);
            position: absolute;
            inset: 0;
            z-index: 0;
            pointer-events: none;
        }

        .cat-hero-section .container {
            position: relative;
            z-index: 1;
        }

        .cat-hero-grid {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 40px;
        }

        .cat-hero-left {
            flex: 1 1 44%;
            min-width: 340px;
        }

        .cat-hero-right {
            flex: 1 1 38%;
            min-width: 300px;
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            background: transparent;
            padding: 18px 18px 18px 30px;
            border: 1px solid var(--brand-border);
            background: var(--brand-bg-light);
            box-shadow: 10px 10px 0 rgba(20, 40, 38, 0.10);
        }

        .cat-hero-right-img {
            display: block;
            width: 100%;
            border-radius: 15px;
            object-fit: cover;
            aspect-ratio: 4 / 3;
            border: 3px solid var(--brand-border);
            background: var(--brand-bg-muted);
        }

        .cat-hero-h1 {
            font-size: clamp(1.9rem, 3.6vw, 3rem);
            font-weight: 800;
            color: var(--brand-deep);
            line-height: 1.2;
            margin: 14px 0 16px;
        }

        .cat-hero-h1 span.break-hero {
            display: block;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.85;
            color: var(--brand-text-muted);
            margin-bottom: 24px;
            max-width: 540px;
        }

        .hero-trust {
            margin-top: 30px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .hero-trust-tag {
            background: var(--brand-bg-light);
            border: 1px solid var(--brand-border);
            border-radius: 999px;
            font-size: 14px;
            padding: 7px 18px;
            color: var(--brand-text);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust-tag i {
            width: 8px;
            height: 8px;
            background: var(--brand-success);
            border-radius: 50%;
            display: inline-block;
        }

        .breadcrumb-wrap {
            font-size: 14px;
            color: var(--brand-text-muted);
            margin-bottom: 10px;
            word-break: keep-all;
        }

        .breadcrumb-wrap a {
            color: var(--brand-text-muted);
            text-decoration: none;
        }

        .breadcrumb-wrap a:hover {
            color: var(--brand-main);
        }

        @media (max-width: 991px) {
            .cat-hero-grid {
                flex-direction: column;
            }
            .cat-hero-left {
                min-width: 100%;
            }
            .cat-hero-right {
                min-width: 100%;
                margin-top: 10px;
            }
            .cat-hero-section {
                padding-top: 48px;
            }
        }

        /* comparison section */
        .vip-compare-section {
            background: var(--brand-bg-light);
            padding: 96px 0;
        }

        .vip-compare-head {
            text-align: left;
            max-width: 720px;
            margin-bottom: 44px;
        }

        .vip-compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: start;
        }

        .vip-plan-card {
            background: var(--brand-bg-light);
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            box-shadow: var(--brand-shadow-card);
            padding: 36px 32px;
            transition: all 0.3s ease;
            height: 100%;
        }

        .vip-plan-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--brand-shadow-card-hover);
        }

        .vip-plan-card.is-rec {
            background: var(--brand-deep);
            border-color: var(--brand-deep);
            box-shadow: 10px 10px 0 rgba(255, 77, 36, 0.35);
        }

        .vip-plan-card.is-rec:hover {
            box-shadow: 12px 12px 0 rgba(255, 77, 36, 0.3);
        }

        .vip-plan-card.is-rec .plan-title,
        .vip-plan-card.is-rec .plan-desc,
        .vip-plan-card.is-rec .plan-feature-list li {
            color: #F2E9DB;
        }

        .vip-plan-card.is-rec .plan-desc {
            color: #B8C6C2;
        }

        .vip-plan-card.is-rec .plan-price {
            color: #ffffff;
        }

        .vip-plan-card.is-rec .plan-feature-list li::before {
            content: "";
            position: absolute;
            left: -16px;
            top: 11px;
            width: 8px;
            height: 8px;
            background: var(--brand-main);
            border-radius: 2px;
            transform: rotate(45deg);
        }

        .plan-badge {
            display: inline-block;
            background: var(--brand-main);
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            border-radius: 999px;
            padding: 3px 12px;
            letter-spacing: 0.04em;
            border: 1px solid var(--brand-deep);
            margin-bottom: 16px;
        }

        .plan-title {
            font-size: 1.7rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--brand-deep);
        }

        .plan-desc {
            font-size: 15px;
            color: var(--brand-text-muted);
            margin-bottom: 20px;
        }

        .plan-price-row {
            display: flex;
            align-items: baseline;
            gap: 12px;
            margin-bottom: 22px;
            border-top: 1px solid var(--brand-border);
            padding-top: 20px;
        }

        .vip-plan-card.is-rec .plan-price-row {
            border-top: 1px solid rgba(255,255,255,0.15);
        }

        .plan-price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--brand-deep);
            line-height: 1;
        }

        .plan-extra {
            font-size: 14px;
            color: var(--brand-text-muted);
        }

        .vip-plan-card.is-rec .plan-extra {
            color: #B8C6C2;
        }

        .plan-feature-list {
            list-style: none;
            padding: 0;
            margin: 0 0 26px 0;
        }

        .plan-feature-list li {
            padding: 7px 0;
            font-size: 15px;
            color: var(--brand-text);
            position: relative;
            line-height: 1.6;
        }

        .plan-feature-list li::before {
            content: "";
            display: inline-block;
            width: 8px;
            height: 8px;
            background: var(--brand-success);
            margin-right: 10px;
            border-radius: 2px;
            transform: rotate(45deg);
        }

        .plan-feature-list li.dim-item {
            opacity: 0.6;
        }

        .plan-feature-list li.dim-item::before {
            background: #B0BFC0;
        }

        .vip-plan-cta-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: auto;
        }

        @media (max-width: 991px) {
            .vip-compare-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .vip-plan-card {
                padding: 28px 24px;
            }
        }

        /* rights table / items */
        .vip-rights-section {
            background: var(--brand-bg);
            padding: 96px 0;
        }

        .rights-list {
            max-width: 960px;
            margin: 0 auto;
        }

        .rights-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
            border-bottom: 1px solid var(--brand-border);
            padding: 24px 4px;
        }

        .rights-item:last-child {
            border-bottom: 0;
        }

        .rights-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--brand-bg-light);
            border: 1px solid var(--brand-border);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 3px 3px 0 rgba(20, 40, 38, 0.08);
        }

        .rights-icon svg {
            width: 26px;
            height: 26px;
            stroke: var(--brand-tech);
        }

        .rights-icon.fill-orange svg {
            stroke: var(--brand-main);
        }

        .rights-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--brand-deep);
        }

        .rights-desc {
            font-size: 15px;
            color: var(--brand-text-muted);
            line-height: 1.7;
        }

        @media (max-width: 600px) {
            .rights-item {
                flex-direction: column;
                gap: 10px;
            }
        }

        .rights-note {
            margin-top: 34px;
            background: var(--brand-success-bg);
            border-radius: var(--brand-radius);
            padding: 14px 20px;
            color: var(--brand-success);
            font-size: 14px;
            border-left: 4px solid var(--brand-tech);
        }

        /* member path steps - small visual variation */
        .vip-level-section {
            background: var(--brand-bg-muted);
            padding: 96px 0;
        }

        .level-head {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

        .level-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .level-card {
            background: var(--brand-bg-light);
            border: 1px solid var(--brand-border);
            border-radius: 14px;
            padding: 28px 24px;
            box-shadow: 4px 4px 0 rgba(20, 40, 38, 0.06);
            position: relative;
            overflow: hidden;
            transition: all 0.25s ease;
        }

        .level-card:hover {
            transform: translateY(-3px);
            box-shadow: 7px 7px 0 rgba(20, 40, 38, 0.12);
        }

        .level-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--brand-main);
            opacity: 0.9;
        }

        .level-card.level-silver::before {
            background: #8A9996;
        }

        .level-card.level-gold::before {
            background: #e0a312;
        }

        .level-name {
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
            color: var(--brand-text-muted);
        }

        .level-label {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 2px;
        }

        .level-feature-list {
            list-style: none;
            padding: 0;
            margin: 14px 0 0;
        }

        .level-feature-list li {
            font-size: 14px;
            color: var(--brand-text);
            padding: 5px 0;
            position: relative;
            padding-left: 18px;
        }

        .level-feature-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 14px;
            width: 7px;
            height: 7px;
            background: var(--brand-main);
            border-radius: 50%;
        }

        .level-feature-list li.dim {
            color: #b8c6c2;
            text-decoration: line-through;
        }

        .level-feature-list li.dim::before {
            background: #b8c6c2;
        }

        @media (max-width: 991px) {
            .level-card-grid {
                grid-template-columns: 1fr;
            }
        }

        /* faq */
        .faq-section {
            background: var(--brand-bg-light);
            padding: 96px 0;
        }

        .faq-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 40px;
        }

        .faq-container {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion-item {
            background: var(--brand-bg);
            border: 1px solid var(--brand-border);
            border-radius: 12px;
            margin-bottom: 14px;
            overflow: hidden;
        }

        .accordion-item .accordion-button {
            font-size: 17px;
            font-weight: 700;
            color: var(--brand-deep);
            background: transparent;
            padding: 18px 24px;
            border: 0;
            box-shadow: none;
            border-radius: 0;
            transition: all 0.2s ease;
            font-family: var(--brand-font);
        }

        .accordion-item .accordion-button:hover {
            color: var(--brand-main);
        }

        .accordion-item .accordion-button:not(.collapsed) {
            color: var(--brand-main);
            background: transparent;
            box-shadow: none;
            border-bottom: 1px solid var(--brand-border);
        }

        .accordion-item .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(14, 138, 131, 0.15);
        }

        .accordion-item .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 24 24' stroke='%23FF4D24' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
            transform: rotate(0deg);
        }

        .accordion-item .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' viewBox='0 0 24 24' stroke='%23FF4D24' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m18 15-6-6-6 6'/%3E%3C/svg%3E");
        }

        .accordion-body {
            padding: 16px 24px 22px;
            color: var(--brand-text-muted);
            font-size: 15px;
            line-height: 1.85;
            border-left: 3px solid var(--brand-main);
            background: var(--brand-bg);
        }

        /* CTA form section */
        .cta-contact-section {
            background: var(--brand-bg);
            padding: 96px 0 90px;
        }

        .cta-contact-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 48px;
        }

        .cta-info-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .cta-info-p {
            font-size: 16px;
            color: var(--brand-text-muted);
            max-width: 560px;
            line-height: 1.75;
        }

        .cta-list {
            list-style: none;
            margin-top: 22px;
            padding-left: 0;
        }

        .cta-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            padding: 6px 0;
            color: var(--brand-text);
        }

        .cta-list li svg {
            color: var(--brand-main);
        }

        .cta-form-card {
            background: var(--brand-bg-light);
            border-radius: 16px;
            border: 1px solid var(--brand-border);
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.1);
            padding: 32px;
        }

        .cta-form-card h3 {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 4px;
        }

        .cta-form-card .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-text);
            margin-bottom: 6px;
            display: block;
        }

        .form-control-lg-custom {
            width: 100%;
            background: var(--brand-bg-light);
            border: 1px solid #D8C9BB;
            border-radius: 10px;
            font-size: 15px;
            padding: 12px 16px;
            height: 50px;
            line-height: 1.5;
            transition: border-color 0.25s;
        }

        .form-control-lg-custom:focus {
            outline: none;
            border-color: var(--brand-tech);
            box-shadow: 0 0 0 4px rgba(14, 138, 131, 0.12);
        }

        textarea.form-control-lg-custom {
            height: auto;
            min-height: 88px;
            resize: vertical;
        }

        .form-check-input {
            border: 1.5px solid var(--brand-border);
            background-color: var(--brand-bg-light);
        }

        .form-check-input:checked {
            background-color: var(--brand-tech);
            border-color: var(--brand-tech);
        }

        .form-check-input:focus {
            border-color: var(--brand-tech);
            box-shadow: 0 0 0 3px rgba(14, 138, 131, 0.15);
        }

        .form-check-label {
            font-size: 13px;
            color: var(--brand-text-muted);
            line-height: 1.5;
        }

        .response-tip {
            margin-top: 10px;
            font-size: 14px;
            color: var(--brand-success);
            min-height: 20px;
        }

        @media (max-width: 991px) {
            .cta-contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 600px) {
            .cta-form-card {
                padding: 22px 18px;
            }
        }

        /* deep dark benefits band */
        .dark-band-section {
            background: var(--brand-deep);
            color: #F2E9DB;
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }

        .dark-band-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .dark-band-title {
            font-size: 1.8rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .dark-band-title span.orange-text {
            color: var(--brand-main);
        }

        .dark-band-text {
            color: #A8B8B5;
            font-size: 15px;
            line-height: 1.75;
            margin-bottom: 4px;
        }

        .dark-quote-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: var(--brand-main);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 10px;
        }

        .dark-count-num {
            font-size: 36px;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.1;
            display: flex;
            align-items: baseline;
            gap: 4px;
        }

        .dark-band-list {
            list-style: none;
            padding: 0;
            margin: 18px 0 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 28px;
        }

        .dark-band-list li {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
        }

        .dark-band-list li svg {
            color: var(--brand-main);
        }

        @media (max-width: 900px) {
            .dark-band-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* footer */
        .site-footer {
            background: var(--brand-deep);
            color: #A8B8B5;
            padding: 72px 0 28px;
            font-size: 15px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 48px;
        }

        .footer-logo {
            display: inline-block;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .footer-brand p {
            margin-bottom: 20px;
            color: #8CA19D;
            line-height: 1.75;
        }

        .footer-grid h4 {
            font-size: 15px;
            color: #E8E6DB;
            font-weight: 700;
            margin-bottom: 16px;
            margin-top: 0;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links a {
            color: #8CA19D;
            text-decoration: none;
            font-size: 14px;
            display: inline-block;
            transition: color 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--brand-main);
        }

        .footer-note {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            padding: 12px 16px;
            font-size: 12px;
            color: #8CA19D;
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.15);
            margin-top: 56px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: #6e8885;
        }

        .footer-bottom a {
            color: #A8B8B5;
        }

        .footer-bottom a:hover {
            color: var(--brand-main);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 600px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Buttons inside dark */
        .btn-dark-band-cta {
            background: var(--brand-main);
            color: var(--brand-deep);
            border: 1.5px solid transparent;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.25);
        }
        .btn-dark-band-cta:hover {
            background: #ff3d17;
            color: #fff;
            transform: translate(1px, 1px);
            box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.15);
        }
        .btn-white-band-cta {
            background: #ffffff;
            color: var(--brand-deep);
            border: 1.5px solid #ffffff;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
        }
        .btn-white-band-cta:hover {
            background: var(--brand-main);
            border-color: var(--brand-main);
            color: var(--brand-deep);
            transform: translate(1px, 1px);
            box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.1);
        }

        @media (max-width: 768px) {
            .section-padding,
            .vip-compare-section,
            .vip-rights-section,
            .vip-level-section,
            .faq-section,
            .cta-contact-section,
            .dark-band-section {
                padding: 56px 0;
            }
            .site-footer {
                padding-top: 50px;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.7rem;
            }
            .hero-trust-tag {
                font-size: 12px;
                padding: 5px 12px;
            }
            .plan-price { font-size: 1.6rem; }
            .level-card-grid { gap: 14px; }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #FF4D24;
            --primary-dark: #DF3A14;
            --primary-soft: #FFE7DB;
            --accent: #0E8A83;
            --accent-dark: #0B6B66;
            --accent-soft: #DCF1EE;
            --bg-main: #FBF6EF;
            --bg-card: #FFFDF9;
            --bg-section: #F1EAE1;
            --bg-dark: #142826;
            --text-main: #1E2A29;
            --text-weak: #5C6B69;
            --border: #E2D5C7;
            --shadow-card: 6px 6px 0 rgba(20, 40, 38, 0.12);
            --shadow-card-hover: 8px 8px 0 rgba(20, 40, 38, 0.18);
            --radius: 14px;
            --spacing-section: 96px;
        }

        /* ===== 基础重置 ===== */
        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg-main);
            color: var(--text-main);
            font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        a:hover {
            color: inherit;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        textarea {
            font: inherit;
        }

        .container {
            max-width: 1200px;
        }

        :focus-visible {
            outline: 3px solid rgba(14, 138, 131, 0.45);
            outline-offset: 2px;
        }

        /* ===== 导航 ===== */
        .custom-navbar {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            min-height: 64px;
            padding-top: 0;
            padding-bottom: 0;
            position: relative;
            z-index: 1030;
        }

        .custom-navbar .container {
            min-height: 64px;
            position: relative;
        }

        .custom-navbar .navbar-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
            padding: 0.5rem 0;
            white-space: nowrap;
        }

        .custom-navbar .navbar-brand:hover {
            color: var(--primary-dark);
        }

        .custom-navbar .nav-link {
            color: var(--text-main);
            font-size: 15px;
            font-weight: 600;
            padding: 0.75rem 0.9rem;
            position: relative;
            line-height: 1.4;
            transition: color 0.2s ease;
        }

        .custom-navbar .nav-link:hover {
            color: var(--primary);
        }

        .custom-navbar .nav-link.active {
            color: var(--primary);
        }

        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0.9rem;
            right: 0.9rem;
            bottom: 0.2rem;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .custom-navbar .navbar-toggler {
            border: 0;
            padding: 0.35rem 0.5rem;
            color: var(--text-main);
        }

        .custom-navbar .navbar-toggler:focus {
            box-shadow: none;
        }

        .custom-navbar .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%231E2A29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
        }

        .custom-navbar .navbar-collapse {
            flex-grow: 0;
            margin-left: auto;
        }

        .navbar-extra {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: 14px;
        }

        .nav-search-form {
            display: flex;
            align-items: center;
            background: var(--bg-main);
            border: 1px solid var(--border);
            border-radius: 999px;
            overflow: hidden;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .nav-search-form:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(14, 138, 131, 0.15);
        }

        .nav-search-form .form-control {
            width: 168px;
            height: 38px;
            border: 0;
            background: transparent;
            box-shadow: none;
            padding: 0 14px;
            font-size: 14px;
            color: var(--text-main);
            border-radius: 0;
        }

        .nav-search-form .form-control::placeholder {
            color: var(--text-weak);
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 0;
            background: transparent;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: color 0.2s ease;
        }

        .nav-search-btn:hover {
            color: var(--primary);
        }

        @media (min-width: 992px) {
            .custom-navbar .navbar-collapse {
                display: flex;
                justify-content: space-between;
            }
        }

        @media (max-width: 991.98px) {
            .custom-navbar {
                padding: 0.6rem 0;
            }

            .custom-navbar .container {
                min-height: 0;
                flex-wrap: wrap;
            }

            .custom-navbar .navbar-collapse {
                background: var(--bg-card);
                border: 1px solid var(--border);
                border-radius: 16px;
                box-shadow: 6px 6px 0 rgba(20, 40, 38, 0.1);
                padding: 18px;
                margin-top: 10px;
                max-height: calc(100vh - 100px);
                overflow-y: auto;
            }

            .custom-navbar .nav-link {
                padding: 0.75rem 0.35rem;
            }

            .custom-navbar .nav-link.active::after {
                left: 0.35rem;
                right: auto;
                width: 28px;
                bottom: 0.5rem;
            }

            .navbar-extra {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
                margin-left: 0;
                margin-top: 14px;
                padding-top: 14px;
                border-top: 1px solid var(--border);
            }

            .nav-search-form {
                width: 100%;
            }

            .nav-search-form .form-control {
                flex: 1;
                width: auto;
            }

            .nav-search-btn {
                flex-shrink: 0;
            }
        }

        /* ===== 通用按钮 ===== */
        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--primary);
            color: var(--bg-dark);
            border: 1.5px solid var(--bg-dark);
            border-radius: 10px;
            font-weight: 700;
            font-size: 16px;
            padding: 11px 24px;
            line-height: 1.5;
            box-shadow: 4px 4px 0 var(--bg-dark);
            transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
            white-space: nowrap;
        }

        .btn-main:hover {
            background: var(--primary-dark);
            color: var(--bg-dark);
            transform: translate(2px, 2px);
            box-shadow: 2px 2px 0 var(--bg-dark);
        }

        .btn-main.btn-sm {
            font-size: 14px;
            padding: 8px 18px;
            border-radius: 9px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--text-main);
            border: 2px solid var(--text-main);
            border-radius: 10px;
            font-weight: 700;
            font-size: 16px;
            padding: 10px 22px;
            line-height: 1.5;
            transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--primary-soft);
            color: var(--text-main);
            transform: translateY(-2px);
        }

        /* ===== 通用排版 ===== */
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-soft);
            color: #9A3412;
            border: 1px solid #F2B79A;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }

        .section-head {
            max-width: 820px;
            margin-bottom: 42px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin: 14px 0 10px;
            line-height: 1.3;
            color: var(--text-main);
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
            margin: 0;
        }

        /* ===== 页面主体间距 ===== */
        main section {
            padding: var(--spacing-section) 0;
        }

        @media (max-width: 991.98px) {
            main section {
                --spacing-section: 72px;
            }
        }

        @media (max-width: 575.98px) {
            main section {
                --spacing-section: 56px;
            }
        }

        /* ===== 分类 Hero ===== */
        .page-hero {
            background: var(--bg-section);
            border-bottom: 1px solid var(--border);
            overflow: hidden;
            padding-top: 42px;
            padding-bottom: 60px;
        }

        .page-hero .hero-inner {
            display: grid;
            grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
            gap: 52px;
            align-items: center;
        }

        .hero-copy {
            position: relative;
            z-index: 1;
            padding: 10px 0 14px;
        }

        .hero-copy::before {
            content: "";
            position: absolute;
            right: 2%;
            top: -16px;
            width: 130px;
            height: 130px;
            background-image: radial-gradient(circle, rgba(255, 77, 36, 0.55) 1.5px, transparent 1.5px);
            background-size: 22px 22px;
            opacity: 0.3;
            z-index: -1;
            pointer-events: none;
        }

        .hero-copy>* {
            position: relative;
            z-index: 1;
        }

        .hero-copy h1 {
            font-size: clamp(1.75rem, 3vw, 2.75rem);
            font-weight: 800;
            line-height: 1.25;
            margin: 18px 0 14px;
            color: var(--text-main);
            letter-spacing: -0.02em;
        }

        .hero-lead {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text-weak);
            max-width: 52ch;
            margin: 0 0 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            list-style: none;
            margin: 26px 0 0;
            padding: 14px 0 0;
            border-top: 1px dashed #DACABA;
        }

        .hero-trust li {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 13px;
            color: var(--text-weak);
            font-weight: 500;
        }

        .hero-trust li::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            flex: 0 0 auto;
        }

        .hero-figure {
            position: relative;
        }

        .hero-figure .photo-frame {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 20px;
            padding: 10px;
            box-shadow: 12px 12px 0 rgba(20, 40, 38, 0.15);
            transform: rotate(1deg);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .hero-figure .photo-frame:hover {
            transform: rotate(0deg) translateY(-4px);
            box-shadow: 14px 14px 0 rgba(20, 40, 38, 0.18);
        }

        .hero-figure img {
            width: 100%;
            border-radius: 14px;
            object-fit: cover;
            aspect-ratio: 16 / 10;
            background: var(--bg-section);
        }

        .hero-figure .figure-caption {
            position: absolute;
            left: 16px;
            bottom: 16px;
            background: var(--bg-dark);
            color: #F1E7D8;
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            padding: 7px 14px;
            box-shadow: 3px 3px 0 rgba(255, 77, 36, 0.9);
        }

        @media (max-width: 991.98px) {
            .page-hero .hero-inner {
                grid-template-columns: 1fr;
                gap: 34px;
            }

            .hero-figure {
                max-width: 560px;
            }

            .hero-copy::before {
                right: auto;
                left: 40%;
                width: 110px;
                height: 110px;
            }
        }

        @media (max-width: 575.98px) {
            .page-hero .hero-inner {
                gap: 26px;
            }

            .hero-actions {
                align-items: stretch;
                flex-direction: column;
            }

            .hero-actions .btn-main,
            .hero-actions .btn-outline {
                width: 100%;
            }

            .hero-figure .photo-frame {
                box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.14);
            }
        }

        /* ===== 规则与状态区 ===== */
        .rule-status-section {
            background: var(--bg-main);
        }

        .rule-status-grid {
            display: grid;
            grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
            gap: 56px;
            align-items: start;
        }

        .rules-side {
            padding-right: 12px;
        }

        .rules-side .section-head {
            margin-bottom: 26px;
        }

        .rule-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .rule-entry {
            display: flex;
            gap: 16px;
            padding: 17px 6px;
            border-bottom: 1px dashed var(--border);
            transition: background-color 0.2s ease;
            border-radius: 8px;
        }

        .rule-entry:hover {
            background: var(--bg-card);
        }

        .rule-icon {
            width: 42px;
            height: 42px;
            flex: 0 0 auto;
            border-radius: 11px;
            background: var(--primary-soft);
            color: #9A3412;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid #F2C5A8;
        }

        .rule-entry strong {
            display: block;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
        }

        .rule-entry span {
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.7;
        }

        .code-status-side {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 18px;
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.1);
            padding: 26px 22px;
            position: relative;
            overflow: hidden;
        }

        .code-status-side::before {
            content: "";
            position: absolute;
            right: -20px;
            bottom: -20px;
            width: 90px;
            height: 90px;
            background-image: radial-gradient(circle, rgba(14, 138, 131, 0.4) 1px, transparent 1px);
            background-size: 18px 18px;
            opacity: 0.18;
            pointer-events: none;
        }

        .status-title {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 6px;
        }

        .status-title h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin: 0;
            color: var(--text-main);
        }

        .status-note {
            font-size: 13px;
            color: var(--text-weak);
            margin: 6px 0 18px;
            line-height: 1.6;
        }

        .status-cards-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            align-items: start;
        }

        .status-card {
            background: var(--bg-main);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 18px 16px;
            box-shadow: 4px 4px 0 rgba(20, 40, 38, 0.1);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            position: relative;
            min-width: 0;
        }

        .status-card.second {
            margin-top: 42px;
        }

        .status-card:hover {
            transform: translateY(-4px);
            box-shadow: 7px 7px 0 rgba(20, 40, 38, 0.16);
        }

        .status-card .status-flag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 999px;
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .status-flag.flag-green {
            background: var(--accent-soft);
            color: var(--accent-dark);
        }

        .status-flag.flag-orange {
            background: var(--primary-soft);
            color: #9A3412;
        }

        .status-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .status-card p {
            font-size: 13.5px;
            color: var(--text-weak);
            margin: 0 0 12px;
            line-height: 1.65;
        }

        .status-meta {
            display: inline-flex;
            gap: 6px;
            align-items: center;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 12px;
            color: var(--text-main);
            padding: 4px 9px;
        }

        .status-meta i,
        .status-meta svg {
            color: var(--accent);
        }

        .card-link-btn {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            font-weight: 700;
            color: var(--text-main);
            margin-top: 14px;
            padding: 6px 10px;
            border: 1px solid transparent;
            border-radius: 8px;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
        }

        .card-link-btn:hover {
            color: var(--primary-dark);
            background: var(--primary-soft);
            border-color: #F2C5A8;
        }

        @media (max-width: 1199.98px) {
            .rule-status-grid {
                gap: 34px;
            }

            .status-cards-grid {
                grid-template-columns: 1fr;
            }

            .status-card.second {
                margin-top: 0;
                margin-left: 6%;
            }
        }

        @media (max-width: 991.98px) {
            .rule-status-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .rules-side {
                padding-right: 0;
            }

            .status-cards-grid {
                grid-template-columns: 1fr 1fr;
            }

            .status-card.second {
                margin-top: 40px;
                margin-left: 0;
            }
        }

        @media (max-width: 575.98px) {
            .status-cards-grid {
                grid-template-columns: 1fr;
            }

            .status-card.second {
                margin-top: 0;
                margin-left: 5%;
            }

            .code-status-side {
                padding: 20px 16px;
            }

            .rule-entry {
                padding: 15px 4px;
            }
        }

        /* ===== 步骤区 ===== */
        .redeem-path {
            background: var(--bg-section);
            position: relative;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 24px 30px;
            align-items: start;
            counter-reset: step;
        }

        .step-item {
            position: relative;
            padding-top: 26px;
            margin-top: 10px;
            border-top: 2px solid var(--primary);
        }

        .step-item::before {
            content: "";
            position: absolute;
            width: 9px;
            height: 9px;
            background: var(--primary);
            border: 2px solid var(--bg-card);
            border-radius: 50%;
            left: 1px;
            top: -6px;
        }

        .step-index {
            font-size: 0.85rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: 0.04em;
        }

        .step-item h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 8px 0 12px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .step-item p {
            color: var(--text-weak);
            font-size: 15px;
            margin: 0 0 14px;
        }

        .step-footnote {
            margin-top: 38px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-left: 4px solid var(--accent);
            border-radius: 6px 12px 12px 6px;
            padding: 13px 18px;
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.7;
        }

        @media (max-width: 991.98px) {
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .step-item {
                padding-top: 20px;
            }
        }

        /* ===== FAQ ===== */
        .faq-area {
            background: var(--bg-main);
        }

        .faq-inner {
            max-width: 860px;
        }

        .accordion-item {
            border: 1px solid var(--border);
            border-radius: 12px !important;
            background: var(--bg-card);
            overflow: hidden;
            margin-bottom: 14px;
            box-shadow: none;
            transition: box-shadow 0.2s ease;
        }

        .accordion-item:hover {
            box-shadow: 4px 4px 0 rgba(20, 40, 38, 0.08);
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            background: var(--bg-card);
            padding: 18px 20px;
            border: 0;
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: none;
            background-color: var(--bg-card);
        }

        .accordion-button:not(.collapsed) {
            background: var(--bg-card);
            color: var(--text-main);
            border-bottom: 1px solid var(--border);
            box-shadow: none;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231E2A29' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");
            transition: transform 0.25s ease;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23FF4D24' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");
        }

        .accordion-body {
            padding: 18px 20px 20px;
            border-left: 3px solid var(--primary);
            background: var(--bg-card);
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== CTA 咨询 ===== */
        .contact-area {
            background: var(--bg-main);
            padding-bottom: 20px;
        }

        .contact-shell {
            background: var(--bg-dark);
            color: #F1E7D8;
            border-radius: 24px;
            padding: clamp(28px, 5vw, 52px);
            display: grid;
            grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
            gap: 40px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }

        .contact-shell::before {
            content: "";
            position: absolute;
            top: -40px;
            left: -40px;
            width: 200px;
            height: 200px;
            background-image: radial-gradient(circle, rgba(255, 77, 36, 0.6) 1.5px, transparent 1.5px);
            background-size: 24px 24px;
            opacity: 0.28;
            pointer-events: none;
        }

        .contact-intro {
            position: relative;
            z-index: 1;
        }

        .contact-intro h2 {
            color: #FFF3E4;
            font-size: clamp(1.45rem, 2.6vw, 2.1rem);
            font-weight: 700;
            line-height: 1.35;
            margin: 16px 0 14px;
        }

        .contact-intro p {
            color: rgba(241, 231, 216, 0.78);
            font-size: 16px;
            max-width: 50ch;
        }

        .contact-points {
            list-style: none;
            margin: 22px 0 0;
            padding: 0;
            display: grid;
            gap: 9px;
        }

        .contact-points li {
            position: relative;
            padding-left: 24px;
            font-size: 14px;
            color: rgba(241, 231, 216, 0.9);
        }

        .contact-points li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.55em;
            width: 12px;
            height: 2px;
            background: var(--primary);
        }

        .consult-form {
            background: rgba(255, 253, 249, 0.05);
            border: 1px solid rgba(226, 213, 199, 0.22);
            border-radius: 18px;
            padding: 24px;
            position: relative;
            z-index: 1;
        }

        .consult-form .form-label {
            font-size: 14px;
            font-weight: 600;
            color: #F1E7D8;
            margin-bottom: 6px;
        }

        .consult-form .consult-input {
            width: 100%;
            min-height: 46px;
            background: var(--bg-card);
            border: 1px solid #D8C9BB;
            border-radius: 10px;
            padding: 10px 15px;
            color: var(--text-main);
            font-size: 15px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .consult-form .consult-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(14, 138, 131, 0.18);
            background: #FFFFFF;
        }

        .consult-form .consult-input::placeholder {
            color: var(--text-weak);
        }

        textarea.consult-input {
            min-height: 110px;
            resize: vertical;
        }

        .consent-check {
            display: flex;
            align-items: flex-start;
            gap: 9px;
            color: rgba(241, 231, 216, 0.72);
            font-size: 13px;
            line-height: 1.6;
        }

        .consent-check .form-check-input {
            width: 18px;
            height: 18px;
            margin-top: 2px;
            background-color: var(--bg-card);
            border: 1px solid #8FA39F;
            flex: 0 0 auto;
        }

        .consent-check .form-check-input:checked {
            background-color: var(--accent);
            border-color: var(--accent);
        }

        .consent-check .form-check-input:focus {
            box-shadow: 0 0 0 3px rgba(14, 138, 131, 0.25);
            border-color: var(--accent);
        }

        .form-foot {
            border-top: 1px dashed rgba(226, 213, 199, 0.25);
            padding-top: 15px;
            margin-top: 6px;
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
        }

        .form-feedback {
            font-size: 13px;
            color: #B8F0D8;
            background: rgba(14, 138, 131, 0.25);
            border-radius: 8px;
            padding: 8px 10px;
            margin: 14px 0 0;
            display: none;
        }

        @media (max-width: 991.98px) {
            .contact-shell {
                grid-template-columns: 1fr;
                gap: 26px;
            }
        }

        @media (max-width: 575.98px) {
            .contact-shell {
                padding: 24px 18px;
                border-radius: 18px;
            }

            .consult-form {
                padding: 18px;
            }

            .form-foot {
                align-items: stretch;
                flex-direction: column;
            }

            .form-foot .btn-main {
                width: 100%;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(241, 231, 216, 0.78);
            padding: 70px 0 30px;
            margin-top: 50px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.7fr 1fr 1fr 1.4fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(226, 213, 199, 0.2);
        }

        .site-footer .footer-logo {
            display: block;
            font-size: 1.4rem;
            font-weight: 800;
            color: #FFF3E4;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .site-footer p,
        .footer-note {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(241, 231, 216, 0.65);
            margin: 0;
        }

        .site-footer h4 {
            color: #FFF3E4;
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 16px;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 9px;
        }

        .footer-links a {
            color: rgba(241, 231, 216, 0.68);
            font-size: 14px;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            align-items: center;
            justify-content: space-between;
            padding-top: 26px;
            font-size: 13px;
            color: rgba(241, 231, 216, 0.52);
        }

        .footer-bottom a {
            color: rgba(241, 231, 216, 0.65);
            transition: color 0.2s ease;
        }

        .footer-bottom a:hover {
            color: var(--primary);
        }

        @media (max-width: 991.98px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 575.98px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 26px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category4 */
:root {
            --brand: #FF4D24;
            --brand-hover: #DF3A14;
            --teal: #0E8A83;
            --teal-hover: #0B6B66;
            --bg: #FBF6EF;
            --surface: #FFFDF9;
            --sand: #F1EAE1;
            --dark: #142826;
            --ink: #1E2A29;
            --muted: #5C6B69;
            --line: #E2D5C7;
            --line-deep: #D8C9BB;
            --radius: 14px;
            --radius-lg: 20px;
            --shadow: 6px 6px 0 rgba(20, 40, 38, 0.12);
            --shadow-lg: 10px 10px 0 rgba(20, 40, 38, 0.14);
            --font-system: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-system);
            background: var(--bg);
            color: var(--ink);
            font-size: 16px;
            line-height: 1.75;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        a {
            color: var(--teal);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover {
            color: var(--teal-hover);
            text-decoration: none;
        }

        button,
        input,
        textarea {
            font-family: inherit;
        }

        :focus-visible {
            outline: 2px solid var(--teal);
            outline-offset: 2px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--ink);
            line-height: 1.3;
            margin-top: 0;
        }

        .container {
            max-width: 1240px;
        }

        .section {
            padding: 96px 0;
        }

        .section-head {
            margin-bottom: 44px;
        }

        .section-head.center {
            max-width: 820px;
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin-bottom: 16px;
        }

        .section-sub {
            color: var(--muted);
            font-size: 1.02rem;
            margin-bottom: 0;
        }

        .section-tag,
        .hero-badge,
        .plan-kicker {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 77, 36, 0.12);
            color: #b82e0d;
            border-radius: 999px;
            padding: 5px 14px 6px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }

        .section-tag::before,
        .hero-badge::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--brand);
        }

        /* ===== Bootstrap override ===== */
        .btn {
            border-radius: 10px;
            font-weight: 700;
            line-height: 1.5;
            font-size: 16px;
            transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
        }

        .btn-main {
            background: var(--brand);
            border: 1.5px solid var(--ink);
            color: var(--ink);
            box-shadow: 4px 4px 0 var(--ink);
            padding: 13px 28px;
        }

        .btn-main:hover,
        .btn-main:focus {
            background: var(--brand-hover);
            border-color: var(--ink);
            color: var(--ink);
            box-shadow: 6px 6px 0 var(--ink);
            transform: translate(1px, 1px);
        }

        .btn-ghost {
            background: transparent;
            border: 2px solid var(--ink);
            color: var(--ink);
            padding: 12px 26px;
        }

        .btn-ghost:hover,
        .btn-ghost:focus {
            background: #FFE7DB;
            border-color: var(--ink);
            color: var(--ink);
            box-shadow: 4px 4px 0 var(--ink);
            transform: translate(-1px, -1px);
        }

        .btn-light {
            background: var(--surface);
            border: 1.5px solid var(--surface);
            color: var(--dark);
            padding: 13px 28px;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.28);
        }

        .btn-light:hover {
            background: #FFE7DB;
            border-color: var(--surface);
            color: var(--dark);
            box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.32);
        }

        .btn-ghost-light {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.65);
            color: #fff;
            padding: 13px 28px;
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        .form-control {
            background: var(--surface);
            border: 1px solid var(--line-deep);
            border-radius: 10px;
            min-height: 46px;
            padding-left: 16px;
            padding-right: 16px;
            color: var(--ink);
        }

        .form-control::placeholder {
            color: #8b968f;
        }

        .form-control:focus {
            border-color: var(--teal);
            box-shadow: 0 0 0 0.2rem rgba(14, 138, 131, 0.18);
            background: var(--surface);
            color: var(--ink);
        }

        /* ===== Header / Navbar ===== */
        .custom-navbar {
            background: var(--bg);
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 1030;
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .custom-navbar .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--ink);
            white-space: nowrap;
        }

        .custom-navbar .navbar-brand:hover {
            color: var(--brand);
        }

        .custom-navbar .nav-link {
            color: var(--ink);
            font-size: 15px;
            font-weight: 600;
            padding: 9px 14px;
            border-radius: 8px;
            position: relative;
            white-space: nowrap;
        }

        .custom-navbar .nav-link:hover {
            color: var(--brand);
            background: rgba(255, 77, 36, 0.07);
        }

        .custom-navbar .nav-link.active {
            color: var(--brand);
            background: rgba(255, 77, 36, 0.08);
        }

        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            background: var(--brand);
            border-radius: 4px;
        }

        .custom-navbar .navbar-toggler {
            border: 1px solid var(--ink);
            border-radius: 10px;
            width: 46px;
            padding: 8px;
        }

        .custom-navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 0.2rem rgba(14, 138, 131, 0.18);
        }

        .custom-navbar .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgb(20,40,38)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .custom-navbar .navbar-nav {
            gap: 2px;
            margin-left: 26px;
        }

        .navbar-extra {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }

        .nav-search-form {
            display: flex;
            align-items: center;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 999px;
            overflow: hidden;
            padding: 0 4px 0 16px;
            min-width: 220px;
        }

        .nav-search-form .form-control {
            border: 0;
            background: transparent;
            box-shadow: none;
            min-height: 40px;
            font-size: 14px;
            padding: 0 8px 0 0;
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 0;
            border-radius: 50%;
            background: var(--dark);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s ease;
        }

        .nav-search-btn:hover {
            background: var(--brand);
            color: var(--ink);
        }

        .custom-navbar .btn-main {
            padding: 9px 20px;
            font-size: 14px;
            box-shadow: 3px 3px 0 var(--ink);
        }

        @media (max-width: 991.98px) {
            .custom-navbar .container {
                max-width: 100%;
            }

            .custom-navbar .navbar-collapse {
                background: var(--bg);
                border-top: 1px solid var(--line);
                border-bottom: 1px solid var(--line);
                margin-top: 12px;
                padding: 12px 10px 16px;
                border-radius: 14px;
            }

            .custom-navbar .navbar-nav {
                width: 100%;
                margin-left: 0;
                gap: 4px;
            }

            .custom-navbar .nav-link.active::after {
                display: none;
            }

            .navbar-extra {
                width: 100%;
                margin-left: 0;
                margin-top: 8px;
                flex-wrap: wrap;
            }

            .nav-search-form {
                flex: 1;
                min-width: 200px;
            }
        }

        /* ===== Category Hero ===== */
        .category-hero {
            padding: 70px 0 82px;
            background: var(--bg);
            position: relative;
            border-bottom: 1px solid var(--line);
            overflow: hidden;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle, rgba(255, 77, 36, 0.12) 2px, transparent 2.6px);
            background-size: 46px 46px;
            -webkit-mask-image: linear-gradient(120deg, rgba(0, 0, 0, 0.24), transparent 42%);
            mask-image: linear-gradient(120deg, rgba(0, 0, 0, 0.24), transparent 42%);
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .category-hero-grid {
            display: grid;
            grid-template-columns: 1.08fr 0.92fr;
            gap: 64px;
            align-items: center;
        }

        .hero-copy .hero-badge {
            margin-bottom: 26px;
        }

        .category-hero h1 {
            font-size: clamp(1.9rem, 3.4vw, 3.1rem);
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.14;
            margin: 14px 0 20px;
        }

        .category-hero h1 .type-mark {
            color: var(--brand);
        }

        .hero-summary {
            color: var(--muted);
            font-size: 1.08rem;
            line-height: 1.8;
            max-width: 580px;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 30px;
        }

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            row-gap: 8px;
            gap: 20px;
            color: var(--muted);
            font-size: 13px;
        }

        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero-trust span::before {
            content: "";
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--teal);
        }

        .hero-visual {
            position: relative;
        }

        .hero-img-frame {
            position: relative;
            border: 1px solid var(--line);
            border-radius: 22px;
            overflow: hidden;
            box-shadow: 14px 14px 0 rgba(20, 40, 38, 0.1);
            background: var(--dark);
            transform: rotate(1deg);
        }

        .hero-img-frame img {
            width: 100%;
            height: 330px;
            object-fit: cover;
            display: block;
            opacity: 0.92;
        }

        .hero-visual-badge {
            position: absolute;
            right: 12px;
            bottom: 18px;
            background: var(--dark);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            padding: 8px 15px;
            box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.26);
        }

        @media (max-width: 991.98px) {
            .category-hero {
                padding: 50px 0 56px;
            }

            .category-hero-grid {
                grid-template-columns: 1fr;
                gap: 38px;
            }

            .hero-img-frame img {
                height: 260px;
            }
        }

        /* ===== Compare ===== */
        .compare-section {
            background: var(--bg);
            padding: 96px 0;
        }

        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 46px;
            align-items: stretch;
        }

        .compare-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 18px;
            box-shadow: var(--shadow);
            padding: 36px 32px 40px;
            position: relative;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .compare-card:hover {
            transform: translateY(-4px);
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.18);
        }

        .compare-card.featured {
            background: var(--dark);
            color: var(--surface);
            border-color: var(--brand);
            box-shadow: 10px 10px 0 rgba(255, 77, 36, 0.22);
        }

        .compare-card.featured::before {
            content: "推荐会员对照";
            position: absolute;
            top: -14px;
            right: 22px;
            background: var(--brand);
            color: var(--ink);
            border: 1px solid var(--ink);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            box-shadow: 2px 2px 0 var(--ink);
        }

        .plan-head {
            margin-bottom: 26px;
        }

        .plan-kicker {
            background: rgba(255, 77, 36, 0.12);
            color: #b82e0d;
            margin-bottom: 14px;
        }

        .compare-card.featured .plan-kicker {
            background: rgba(255, 77, 36, 0.18);
            color: #ffc4b3;
        }

        .compare-card h3 {
            font-size: 1.65rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }

        .compare-card.featured h3 {
            color: #fff;
        }

        .plan-desc {
            color: var(--muted);
            font-size: 14px;
        }

        .compare-card.featured .plan-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        .feature-list {
            list-style: none;
            margin: 24px 0 30px;
            padding: 0;
            display: grid;
            gap: 14px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--ink);
            font-size: 0.96rem;
            line-height: 1.6;
        }

        .compare-card.featured .feature-list li {
            color: #EEF3EF;
        }

        .feature-list .fi {
            flex: 0 0 19px;
            width: 19px;
            height: 19px;
            margin-top: 2px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .feature-list .fi svg {
            width: 18px;
            height: 18px;
            color: var(--teal);
            stroke-width: 2.6px;
        }

        .compare-card.featured .feature-list .fi svg {
            color: var(--brand);
        }

        @media (max-width: 991.98px) {
            .compare-section {
                padding: 72px 0;
            }

            .compare-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        /* ===== Perks detail ===== */
        .perks-section {
            background: var(--sand);
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }

        .perks-section::before {
            content: "";
            position: absolute;
            right: -90px;
            top: -90px;
            width: 260px;
            height: 260px;
            border-radius: 26px;
            background-image: radial-gradient(circle at 22px 22px, rgba(255, 77, 36, 0.2) 2px, transparent 2.6px);
            background-size: 44px 44px;
            transform: rotate(14deg);
        }

        .perks-section .container {
            position: relative;
            z-index: 1;
        }

        .perks-grid {
            display: grid;
            grid-template-columns: 1.05fr 0.95fr;
            gap: 70px;
            align-items: center;
        }

        .perks-copy .section-title {
            margin-bottom: 14px;
        }

        .perks-copy .section-sub {
            color: var(--muted);
            margin-bottom: 26px;
        }

        .check-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 18px;
        }

        .check-list li {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 14px;
            box-shadow: 4px 4px 0 rgba(20, 40, 38, 0.08);
            padding: 16px 18px;
        }

        .check-list .cl-icon {
            flex: 0 0 32px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(255, 77, 36, 0.16);
            color: var(--brand);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 14px;
        }

        .check-list strong {
            display: block;
            font-size: 15px;
        }

        .check-list p {
            margin: 2px 0 0;
            color: var(--muted);
            font-size: 0.92rem;
        }

        .perks-data {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .metric-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 14px;
            box-shadow: var(--shadow);
            padding: 22px 20px;
        }

        .metric-card.metric-accent {
            background: var(--dark);
            color: #fff;
            border-color: var(--dark);
            box-shadow: 8px 8px 0 rgba(255, 77, 36, 0.25);
        }

        .metric-label {
            display: block;
            color: var(--teal);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.03em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .metric-card.metric-accent .metric-label {
            color: #ffb6a3;
        }

        .metric-title {
            font-size: 1.15rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 8px;
        }

        .metric-note {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        .metric-card.metric-accent .metric-note {
            color: rgba(255, 255, 255, 0.68);
        }

        @media (max-width: 991.98px) {
            .perks-section {
                padding: 72px 0;
            }

            .perks-grid {
                grid-template-columns: 1fr;
                gap: 44px;
            }
        }

        @media (max-width: 560px) {
            .perks-data {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Member Path ===== */
        .path-section {
            background: var(--surface);
            padding: 96px 0;
        }

        .path-section .section-head {
            max-width: 760px;
        }

        .path-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
            counter-reset: path-count;
            margin-top: 10px;
        }

        .path-item {
            position: relative;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 18px;
            padding: 28px 24px;
            box-shadow: 5px 5px 0 rgba(20, 40, 38, 0.09);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

        .path-item:hover {
            transform: translateY(-4px);
            box-shadow: 8px 8px 0 rgba(20, 40, 38, 0.16);
        }

        .path-num {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--brand);
            line-height: 1;
            display: block;
            margin-bottom: 4px;
        }

        .path-label {
            font-size: 12px;
            font-weight: 700;
            color: var(--teal);
            display: block;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .path-item h3 {
            font-size: 1.18rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .path-item p {
            color: var(--muted);
            font-size: 0.95rem;
            margin-bottom: 0;
            line-height: 1.75;
        }

        @media (max-width: 991.98px) {
            .path-section {
                padding: 72px 0;
            }

            .path-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
            padding: 96px 0 90px;
        }

        .faq-inner {
            max-width: 880px;
            margin: 0 auto;
        }

        .faq-section .accordion-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 16px;
            overflow: hidden;
            margin-bottom: 14px;
            box-shadow: none;
        }

        .faq-section .accordion-button {
            background: var(--surface);
            color: var(--ink);
            font-weight: 700;
            font-size: 1.06rem;
            padding: 18px 22px;
            border: 0;
            box-shadow: none;
        }

        .faq-section .accordion-button:not(.collapsed) {
            background: #FFF1EA;
            color: var(--ink);
            border-bottom: 1px solid var(--line);
            border-left: 3px solid var(--brand);
        }

        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 0.2rem rgba(14, 138, 131, 0.16);
        }

        .faq-section .accordion-button::after {
            content: "";
            background: none;
            width: 10px;
            height: 10px;
            border-right: 2px solid var(--ink);
            border-bottom: 2px solid var(--ink);
            transform: rotate(45deg);
            transition: transform 0.2s ease;
        }

        .faq-section .accordion-button:not(.collapsed)::after {
            transform: rotate(225deg);
        }

        .faq-section .accordion-body {
            background: var(--surface);
            color: var(--muted);
            padding: 18px 24px 22px;
            font-size: 0.98rem;
            border-left: 3px solid var(--brand);
        }

        @media (max-width: 991.98px) {
            .faq-section {
                padding: 72px 0;
            }
        }

        /* ===== Member CTA ===== */
        .members-cta {
            position: relative;
            background: linear-gradient(180deg, rgba(20, 40, 38, 0.95), rgba(20, 40, 38, 0.93)),
                url("/assets/images/backpic/back-2.webp") center / cover no-repeat, var(--dark);
            color: #fff;
            padding: 100px 0;
        }

        .members-cta::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 24px 24px, rgba(255, 255, 255, 0.12) 2px, transparent 2.8px);
            background-size: 52px 52px;
            opacity: 0.7;
            pointer-events: none;
        }

        .members-cta .container {
            position: relative;
            z-index: 2;
        }

        .cta-content {
            max-width: 760px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-content .section-tag {
            background: rgba(255, 77, 36, 0.3);
            color: #FFB9A4;
            margin-bottom: 18px;
        }

        .cta-content h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.72);
            font-size: 1.05rem;
            margin-bottom: 30px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        @media (max-width: 991.98px) {
            .members-cta {
                padding: 72px 0;
            }
        }

        /* ===== Contact panel ===== */
        .contact-panel {
            background: var(--sand);
            padding: 96px 0;
            border-top: 2px solid rgba(255, 77, 36, 0.3);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 0.85fr 1.15fr;
            gap: 64px;
            align-items: start;
        }

        .contact-intro .section-tag {
            margin-bottom: 18px;
        }

        .contact-intro h2 {
            font-size: clamp(1.45rem, 2.5vw, 2.1rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }

        .contact-intro p {
            color: var(--muted);
            font-size: 1rem;
            margin-bottom: 28px;
        }

        .contact-help {
            list-style: none;
            margin: 0 0 28px;
            padding: 0;
            display: grid;
            gap: 12px;
        }

        .contact-help li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--ink);
        }

        .contact-help .circle {
            flex: 0 0 22px;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: rgba(255, 77, 36, 0.16);
            color: var(--brand);
            font-size: 13px;
            font-weight: 800;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-top: 2px;
        }

        .contact-form-wrap {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 20px;
            box-shadow: 10px 10px 0 rgba(20, 40, 38, 0.1);
            padding: 32px;
        }

        .contact-form label {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
        }

        .contact-form .form-check {
            display: flex;
            gap: 8px;
            align-items: flex-start;
            margin-top: 6px;
            margin-bottom: 14px;
        }

        .contact-form .form-check-input {
            width: 18px;
            height: 18px;
            margin-top: 3px;
            border-color: var(--line-deep);
            border-radius: 4px;
        }

        .contact-form .form-check-input:checked {
            background-color: var(--teal);
            border-color: var(--teal);
        }

        .contact-form .form-check label {
            font-weight: 400;
            font-size: 13px;
            color: var(--muted);
        }

        .form-feedback {
            color: var(--teal);
            font-size: 14px;
            font-weight: 600;
            margin: 12px 0 0;
            min-height: 20px;
        }

        @media (max-width: 991.98px) {
            .contact-panel {
                padding: 72px 0;
            }

            .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .contact-intro {
                max-width: 100%;
            }
        }

        @media (max-width: 560px) {
            .section {
                padding: 56px 0;
            }

            .contact-form-wrap {
                padding: 20px;
                border-radius: 16px;
            }

            .compare-card {
                padding: 26px 20px 30px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.76);
            padding-top: 70px;
            border-top: 4px solid var(--brand);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
            gap: 52px;
        }

        .footer-logo {
            font-size: 1.45rem;
            font-weight: 800;
            color: #fff;
            display: block;
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .footer-logo:hover {
            color: var(--brand);
        }

        .footer-brand p,
        .footer-note {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: grid;
            gap: 8px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.62);
            font-size: 14px;
            transition: color 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--brand);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.14);
            margin-top: 52px;
            padding: 18px 0 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 30px;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }

        .footer-bottom a {
            margin-left: auto;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a:hover {
            color: var(--brand);
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 560px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom a {
                margin-left: 0;
            }
        }