/* roulang page: index */
:root {
            --color-bg: #F7F5F1;
            --color-surface: #FFFFFF;
            --color-brand: #FF5A2B;
            --color-brand-deep: #D23D18;
            --color-accent: #FFC83D;
            --color-ink: #171713;
            --color-muted: #6B6B62;
            --color-line: #E8E4DD;
            --radius-card: 24px;
            --radius-btn: 999px;
            --shadow-soft: 0 18px 50px -18px rgba(23, 23, 19, 0.16);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', -apple-system, system-ui, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: #2b2a26;
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        summary {
            cursor: pointer;
        }

        :focus-visible {
            outline: 3px solid rgba(255, 90, 43, .4);
            outline-offset: 3px;
            border-radius: 8px;
        }

        .container-x {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        .hero-bg {
            background-image: linear-gradient(180deg, rgba(247, 245, 241, .94) 0%, rgba(250, 248, 244, .86) 100%), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center 22%;
        }

        .grid-line-bg {
            background-image: linear-gradient(to right, rgba(255, 90, 43, .05) 1px, transparent 1px), linear-gradient(to bottom, rgba(255, 90, 43, .05) 1px, transparent 1px);
            background-size: 52px 52px;
        }

        .hl {
            background: linear-gradient(transparent 62%, rgba(255, 200, 61, 0.55) 62%);
            padding: 0 2px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            background: var(--color-brand);
            color: #fff;
            font-weight: 700;
            padding: 14px 28px;
            box-shadow: 0 6px 0 rgba(255, 90, 43, 0);
            transition: background .2s, transform .2s, box-shadow .2s;
        }

        .btn-primary:hover {
            background: var(--color-brand-deep);
            box-shadow: 0 12px 30px -8px rgba(255, 90, 43, .38);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 10px -4px rgba(255, 90, 43, .3);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            border: 1px solid #ddd8cf;
            background: rgba(255, 255, 255, .55);
            color: var(--color-ink);
            font-weight: 600;
            padding: 13px 26px;
            transition: background .2s, border .2s, transform .2s;
        }

        .btn-ghost:hover {
            background: #fff;
            border-color: var(--color-brand);
            transform: translateY(-2px);
        }

        .card-shadow {
            box-shadow: var(--shadow-soft);
        }

        .img-zoom {
            overflow: hidden;
        }

        .img-zoom img {
            transition: transform .5s ease;
        }

        .img-zoom:hover img {
            transform: scale(1.04);
        }

        .badge-new {
            background: #ffe9e1;
            color: var(--color-brand-deep);
            font-weight: 600;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
        }

        .badge-time {
            background: #fff4cf;
            color: #534300;
            font-weight: 600;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
        }

        .badge-done {
            background: #efede8;
            color: #8a867d;
            font-weight: 600;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
        }

        .nav-link {
            font-weight: 600;
            color: #3d3a34;
            padding: 8px 16px;
            border-radius: 999px;
            transition: background .2s, color .2s;
        }

        .nav-link:hover {
            color: var(--color-brand-deep);
            background: rgba(255, 90, 43, .08);
        }

        .nav-link.active {
            color: var(--color-brand-deep);
            background: rgba(255, 90, 43, .12);
        }

        .chip-link {
            display: inline-flex;
            align-items: center;
            border: 1px solid var(--color-line);
            background: #fff;
            border-radius: 999px;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: #4a463f;
            transition: all .2s;
        }

        .chip-link:hover {
            border-color: var(--color-brand);
            background: #fff7f3;
            color: var(--color-brand-deep);
        }

        .step-num {
            width: 44px;
            height: 44px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            color: #fff;
            background: var(--color-brand);
            box-shadow: 0 0 0 6px #f7e2d8;
        }

        .faq-card {
            background: #fff;
            border: 1px solid var(--color-line);
            border-radius: 20px;
            transition: border-color .2s, background .2s;
        }

        .faq-card:hover {
            border-color: #f1c8b8;
            background: #fffdfb;
        }

        .faq-card summary::-webkit-details-marker {
            display: none;
        }

        .faq-icon {
            transition: transform .25s;
            color: var(--color-brand);
        }

        details[open] .faq-icon {
            transform: rotate(135deg);
        }

        .ticker-track {
            display: flex;
            gap: 32px;
            white-space: nowrap;
            animation: tickerMove 30s linear infinite;
            width: max-content;
        }

        .ticker-wrap:hover .ticker-track {
            animation-play-state: paused;
        }

        @keyframes tickerMove {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }

        .step-line {
            border-top: 2px dashed #e5ddcf;
        }

        @media (max-width: 767px) {
            .mobile-menu-panel {
                display: none;
            }
            .mobile-menu-panel.open {
                display: block;
            }
            .noscroll-badge {
                display: none;
            }
        }

        .footer-link {
            color: #8d887e;
            font-weight: 500;
            transition: color .2s;
        }

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

        .sticky-toolbar {
            background: rgba(255, 255, 255, .88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(232, 228, 221, .9);
            border-radius: 999px;
            box-shadow: 0 20px 45px -18px rgba(23, 23, 19, .25);
        }

        .banner-cut {
            border-radius: 30px 30px 30px 8px;
        }

/* roulang page: category1 */
:root {
            --color-bg: #F7F5F1;
            --color-surface: #FFFFFF;
            --color-brand: #FF5A2B;
            --color-brand-deep: #D23D18;
            --color-accent: #FFC83D;
            --color-ink: #171713;
            --color-muted: #6B6B62;
            --color-line: #E8E4DD;
            --radius-card: 24px;
            --radius-btn: 999px;
            --shadow-soft: 0 18px 50px -18px rgba(23, 23, 19, 0.16);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', -apple-system, system-ui, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--color-bg);
            color: #2b2a26;
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button,
        summary {
            cursor: pointer;
        }
        .container-x {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .list-bg {
            background-image: linear-gradient(180deg, rgba(247, 245, 241, .92) 0%, rgba(255, 252, 248, .82) 100%), url('/assets/images/backpic/back-3.jpg');
            background-size: cover;
            background-position: center 15%;
        }
        .grid-line-bg {
            background-image: linear-gradient(to right, rgba(255, 90, 43, .05) 1px, transparent 1px), linear-gradient(to bottom, rgba(255, 90, 43, .05) 1px, transparent 1px);
            background-size: 52px 52px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            background: var(--color-brand);
            color: #fff;
            font-weight: 700;
            padding: 14px 28px;
            transition: background .2s, transform .2s, box-shadow .2s;
        }
        .btn-primary:hover {
            background: var(--color-brand-deep);
            box-shadow: 0 12px 30px -8px rgba(255, 90, 43, .38);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 10px -4px rgba(255, 90, 43, .3);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            border: 1px solid #ddd8cf;
            background: rgba(255, 255, 255, .55);
            color: var(--color-ink);
            font-weight: 600;
            padding: 13px 26px;
            transition: background .2s, border .2s, transform .2s;
        }
        .btn-ghost:hover {
            background: #fff;
            border-color: var(--color-brand);
            transform: translateY(-2px);
        }
        .card-shadow {
            box-shadow: var(--shadow-soft);
        }
        .img-zoom {
            overflow: hidden;
        }
        .img-zoom img {
            transition: transform .5s ease;
        }
        .img-zoom:hover img {
            transform: scale(1.04);
        }
        .badge-new {
            background: #ffe9e1;
            color: var(--color-brand-deep);
            font-weight: 600;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
        }
        .badge-time {
            background: #fff4cf;
            color: #534300;
            font-weight: 600;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
        }
        .badge-done {
            background: #efede8;
            color: #8a867d;
            font-weight: 600;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 999px;
        }
        .nav-link {
            font-weight: 600;
            color: #3d3a34;
            padding: 8px 16px;
            border-radius: 999px;
            transition: background .2s, color .2s;
        }
        .nav-link:hover {
            color: var(--color-brand-deep);
            background: rgba(255, 90, 43, .08);
        }
        .nav-link.active {
            color: var(--color-brand-deep);
            background: rgba(255, 90, 43, .12);
        }
        .chip-link {
            display: inline-flex;
            align-items: center;
            border: 1px solid var(--color-line) !important;
            background: #fff !important;
            border-radius: 999px;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: #4a463f;
            transition: all .2s;
        }
        .chip-link:hover {
            border-color: var(--color-brand) !important;
            background: #fff7f3 !important;
            color: var(--color-brand-deep) !important;
        }
        .chip-link.active {
            background: var(--color-ink) !important;
            color: #fff !important;
            border-color: var(--color-ink) !important;
        }
        .resource-card {
            background: #fff;
            border: 1px solid var(--color-line);
            border-radius: 22px;
            transition: border-color .25s, box-shadow .25s, transform .25s;
        }
        .resource-card:hover {
            border-color: #f0c2b0;
            box-shadow: 0 16px 40px -16px rgba(23, 23, 19, .12);
            transform: translateY(-3px);
        }
        .rank-card {
            background: var(--color-ink);
            border-radius: 24px;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 13px 4px;
            border-bottom: 1px dashed rgba(255, 255, 255, .12);
            border-radius: 12px;
            transition: background .2s, transform .2s;
        }
        .rank-item:hover {
            background: rgba(255, 255, 255, .05);
            transform: translateX(4px);
        }
        .rank-item:last-child {
            border-bottom: none;
        }
        .rank-number {
            font-size: 24px;
            font-weight: 900;
            font-style: italic;
            color: var(--color-accent);
            line-height: 1;
            min-width: 38px;
            letter-spacing: -1px;
        }
        .faq-card {
            background: #fff;
            border: 1px solid var(--color-line);
            border-radius: 18px;
            transition: border-color .2s, background .2s;
        }
        .faq-card:hover {
            border-color: #f1c8b8;
            background: #fffdfb;
        }
        .faq-card summary::-webkit-details-marker {
            display: none;
        }
        .faq-icon {
            transition: transform .25s;
            color: var(--color-brand);
        }
        details[open] .faq-icon {
            transform: rotate(135deg);
        }
        .mobile-menu-panel {
            display: none;
        }
        .mobile-menu-panel.open {
            display: block;
        }
        .footer-link {
            color: #8d887e;
            font-weight: 500;
            transition: color .2s;
        }
        .footer-link:hover {
            color: var(--color-brand-deep);
        }
        .sticky-top-nav {
            position: sticky;
            top: 12px;
            z-index: 100;
        }
        .bottom-bar {
            position: fixed;
            left: 50%;
            transform: translateX(-50%);
            bottom: 16px;
            z-index: 90;
            width: min(760px, calc(100% - 24px));
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--color-line);
            border-radius: 999px;
            box-shadow: 0 18px 40px -12px rgba(0, 0, 0, .2);
            transition: transform .3s;
        }
        .step-dash {
            border-top: 2px dashed #e0d8cc;
            position: relative;
        }
        @media (max-width: 768px) {
            .step-dash {
                border-top: none;
                border-left: 2px dashed #e0d8cc;
                min-height: 40px;
            }
        }
        .hl-mark {
            background: linear-gradient(transparent 62%, rgba(255, 200, 61, .65) 62%);
            padding: 0 4px;
        }
        .search-box:focus {
            outline: none;
            border-color: var(--color-brand);
            box-shadow: 0 0 0 3px rgba(255, 90, 43, .15);
        }
        .visual-btn:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-brand);
            outline-offset: 3px;
            border-radius: 999px;
        }
        @media (max-width: 639px) {
            .bottom-bar {
                width: calc(100% - 16px);
                bottom: 10px;
                border-radius: 28px;
            }
        }