/* roulang page: index */
:root {
            --ink: #15130F;
            --ink-soft: #201D17;
            --paper: #F5F1E8;
            --paper-dim: #E8E1D3;
            --brand: #A87B4D;
            --brand-bright: #CDA062;
            --accent: #3D4C40;
            --line: rgba(255, 255, 255, .12);
            --line-dark: rgba(21, 19, 15, .14);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --radius-hero: 24px;
            --shadow-card: 0 12px 40px -20px rgba(0, 0, 0, .35);
            --shadow-card-hover: 0 24px 70px -30px rgba(0, 0, 0, .5);
            --transition-base: all .3s cubic-bezier(.4, 0, .2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--ink);
            color: var(--paper);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        input {
            font-family: inherit;
            outline: none;
        }

        .container-app {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: var(--brand-bright);
            font-weight: 600;
        }
        .section-label::before {
            content: '';
            width: 24px;
            height: 1px;
            background: var(--brand);
        }

        .font-display {
            font-family: "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            z-index: 100;
            background: transparent;
            transition: background .4s ease, box-shadow .4s ease, border-color .4s ease;
            border-bottom: 1px solid transparent;
        }
        .site-header.scrolled {
            background: rgba(21, 19, 15, .85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom-color: var(--line);
            box-shadow: 0 4px 30px rgba(0, 0, 0, .3);
        }

        .nav-item {
            position: relative;
            padding: 6px 2px;
            font-size: 15px;
            color: var(--paper);
            opacity: .75;
            transition: opacity .3s, color .3s;
            font-weight: 500;
        }
        .nav-item:hover {
            opacity: 1;
            color: var(--brand-bright);
        }
        .nav-item::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--brand-bright);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .35s cubic-bezier(.4, 0, .2, 1);
        }
        .nav-item:hover::after,
        .nav-item.active::after {
            transform: scaleX(1);
        }
        .nav-item.active {
            opacity: 1;
            color: var(--paper);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand);
            color: var(--ink);
            font-weight: 600;
            font-size: 15px;
            height: 48px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background: var(--brand-bright);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(205, 160, 98, .3);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--brand-bright);
            outline-offset: 2px;
        }
        .btn-primary .arrow-icon {
            transition: transform .3s;
        }
        .btn-primary:hover .arrow-icon {
            transform: translateX(3px);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--paper);
            font-weight: 500;
            font-size: 15px;
            height: 48px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--line);
            transition: var(--transition-base);
        }
        .btn-secondary:hover {
            border-color: var(--brand-bright);
            color: var(--brand-bright);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--brand-bright);
            outline-offset: 2px;
        }

        .hero-search-trigger {
            display: flex;
            align-items: center;
            gap: 8px;
            width: 200px;
            height: 40px;
            padding: 0 14px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid var(--line);
            border-radius: 8px;
            color: rgba(245, 241, 232, .5);
            font-size: 14px;
            transition: var(--transition-base);
            cursor: pointer;
        }
        .hero-search-trigger:hover {
            border-color: var(--brand);
            background: rgba(255, 255, 255, .08);
        }
        .hero-search-trigger:focus-within {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(168, 123, 77, .25);
        }
        .kbd-hint {
            margin-left: auto;
            font-size: 11px;
            padding: 2px 6px;
            border: 1px solid var(--line);
            border-radius: 4px;
            color: rgba(245, 241, 232, .4);
            font-family: ui-monospace, monospace;
        }

        /* Cards */
        .card {
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform .3s cubic-bezier(.4, 0, .2, 1), box-shadow .3s, border-color .3s;
            background: var(--ink-soft);
            border: 1px solid var(--line);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(205, 160, 98, .4);
        }
        .card-img {
            overflow: hidden;
            position: relative;
        }
        .card-img img {
            transition: transform .5s cubic-bezier(.4, 0, .2, 1);
        }
        .card:hover .card-img img {
            transform: scale(1.04);
        }

        .badge-hot {
            display: inline-flex;
            align-items: center;
            padding: 2px 10px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 4px;
            background: rgba(168, 123, 77, .2);
            color: var(--brand-bright);
            letter-spacing: .05em;
        }
        .badge-accent {
            display: inline-flex;
            align-items: center;
            padding: 2px 10px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 4px;
            background: rgba(61, 76, 64, .2);
            color: #8DA596;
            letter-spacing: .05em;
        }

        /* Horizontal scroll library */
        .scroll-container {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding: 8px 4px 28px;
            scroll-snap-type: x mandatory;
        }
        .scroll-container::-webkit-scrollbar {
            display: none;
        }
        .scroll-container {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .scroll-card {
            flex: 0 0 300px;
            scroll-snap-align: start;
            border-radius: 16px;
            overflow: hidden;
            position: relative;
            aspect-ratio: 3/4;
            cursor: pointer;
            transition: var(--transition-base);
        }
        .scroll-card:hover {
            transform: translateY(-4px);
        }
        .scroll-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s;
        }
        .scroll-card:hover img {
            transform: scale(1.04);
        }
        .scroll-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(21, 19, 15, .85) 0%, rgba(21, 19, 15, .2) 50%, transparent 100%);
        }
        .scroll-card-num {
            position: absolute;
            top: 16px;
            right: 16px;
            font-size: 13px;
            font-weight: 700;
            color: var(--brand-bright);
            background: rgba(21, 19, 15, .7);
            padding: 4px 8px;
            border-radius: 6px;
            letter-spacing: .05em;
        }
        .scroll-card-title {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            font-size: 20px;
            font-weight: 600;
            color: var(--paper);
            font-family: "Noto Serif CJK SC", "Source Han Serif SC", serif;
            line-height: 1.3;
        }
        .scroll-card-arrow {
            position: absolute;
            bottom: 20px;
            right: 20px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(245, 241, 232, .9);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transform: scale(.8);
            transition: var(--transition-base);
        }
        .scroll-card:hover .scroll-card-arrow {
            opacity: 1;
            transform: scale(1);
        }

        /* Playlist rows */
        .playlist-row {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 18px 16px;
            border-radius: 8px;
            transition: var(--transition-base);
            border-left: 2px solid transparent;
        }
        .playlist-row:hover {
            background: rgba(245, 241, 232, .04);
            border-left-color: var(--brand);
            padding-left: 24px;
        }
        .playlist-num {
            font-size: 14px;
            font-weight: 700;
            color: var(--brand-bright);
            font-family: ui-monospace, monospace;
            min-width: 32px;
        }

        /* Latest list */
        .latest-item {
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 24px 16px;
            border-bottom: 1px solid var(--line);
            transition: background .3s, border-color .3s;
        }
        .latest-item:hover {
            background: rgba(245, 241, 232, .03);
        }
        .latest-date-day {
            font-size: 32px;
            font-weight: 700;
            line-height: 1;
            color: var(--brand-bright);
            font-family: ui-monospace, monospace;
        }
        .latest-date-my {
            font-size: 12px;
            color: rgba(245, 241, 232, .5);
            letter-spacing: .08em;
            margin-top: 2px;
        }
        .latest-link-arrow {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition-base);
            color: rgba(245, 241, 232, .6);
        }
        .latest-item:hover .latest-link-arrow {
            border-color: var(--brand-bright);
            color: var(--brand-bright);
            transform: translateX(4px);
        }

        /* Empty state */
        .empty-state {
            text-align: center;
            padding: 60px 20px;
            border: 1px dashed var(--line);
            border-radius: 16px;
        }
        .empty-icon {
            width: 48px;
            height: 48px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: rgba(61, 76, 64, .15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #8DA596;
        }

        /* Accordion */
        .faq-item {
            border: 1px solid var(--line);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition-base);
            background: var(--ink-soft);
        }
        .faq-item.active {
            border-color: rgba(168, 123, 77, .4);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 500;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--paper);
            background: transparent;
            transition: color .3s;
        }
        .faq-question:hover {
            color: var(--brand-bright);
        }
        .faq-icon {
            flex-shrink: 0;
            transition: transform .3s;
            color: var(--brand);
            font-size: 20px;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s cubic-bezier(.4, 0, .2, 1);
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            color: rgba(245, 241, 232, .7);
            font-size: 15px;
            line-height: 1.8;
        }

        /* Form */
        .subscribe-input {
            flex: 1;
            height: 48px;
            padding: 0 18px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid var(--line);
            border-radius: 8px;
            color: var(--paper);
            font-size: 15px;
            transition: var(--transition-base);
        }
        .subscribe-input::placeholder {
            color: rgba(245, 241, 232, .35);
        }
        .subscribe-input:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(168, 123, 77, .2);
        }

        /* Footer */
        .footer-link {
            display: inline-block;
            padding: 4px 0;
            font-size: 14px;
            color: rgba(245, 241, 232, .6);
            transition: color .3s, transform .3s;
        }
        .footer-link:hover {
            color: var(--brand-bright);
            transform: translateX(3px);
        }

        /* Line clamp */
        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .line-clamp-1 {
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Hero animation */
        .hero-bg {
            animation: heroZoom 20s ease-in-out infinite alternate;
        }
        @keyframes heroZoom {
            0% {
                transform: scale(1);
            }
            100% {
                transform: scale(1.08);
            }
        }
        @media (prefers-reduced-motion: reduce) {
            .hero-bg {
                animation: none;
            }
            * {
                transition-duration: .1ms !important;
            }
        }

        /* Command search overlay */
        .command-overlay {
            position: fixed;
            inset: 0;
            z-index: 999;
            background: rgba(21, 19, 15, .6);
            backdrop-filter: blur(4px);
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s, visibility .3s;
        }
        .command-overlay.show {
            opacity: 1;
            visibility: visible;
        }
        .command-panel {
            position: fixed;
            top: 120px;
            left: 50%;
            transform: translateX(-50%) translateY(8px);
            z-index: 1000;
            width: calc(100% - 32px);
            max-width: 600px;
            background: var(--ink-soft);
            border: 1px solid var(--line);
            border-radius: 12px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .5);
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s, transform .3s, visibility .3s;
        }
        .command-overlay.show+.command-panel,
        .command-panel.show {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }
        .command-input {
            width: 100%;
            height: 56px;
            padding: 0 20px;
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--line);
            color: var(--paper);
            font-size: 16px;
        }
        .command-input:focus {
            outline: none;
        }
        .command-section-title {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: .1em;
            color: rgba(245, 241, 232, .4);
            padding: 16px 20px 8px;
        }
        .command-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            margin: 4px 6px;
            border: 1px solid var(--line);
            border-radius: 20px;
            font-size: 13px;
            color: rgba(245, 241, 232, .8);
            cursor: pointer;
            transition: var(--transition-base);
        }
        .command-tag:hover {
            border-color: var(--brand);
            color: var(--brand-bright);
        }

        /* Mobile menu */
        .mobile-menu {
            position: fixed;
            inset: 0;
            z-index: 200;
            background: rgba(21, 19, 15, .98);
            backdrop-filter: blur(20px);
            display: flex;
            flex-direction: column;
            padding: 80px 32px 32px;
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s, visibility .3s;
        }
        .mobile-menu.show {
            opacity: 1;
            visibility: visible;
        }
        .mobile-nav-item {
            font-size: 22px;
            padding: 18px 0;
            border-bottom: 1px solid var(--line);
            font-family: "Noto Serif CJK SC", serif;
            color: var(--paper);
        }
        .mobile-nav-item:hover {
            color: var(--brand-bright);
        }

        /* Scroll indicator */
        .scroll-indiactor {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            letter-spacing: .15em;
            text-transform: uppercase;
            color: rgba(245, 241, 232, .5);
            writing-mode: horizontal-tb;
        }
        .scroll-indiactor .line {
            width: 32px;
            height: 1px;
            background: var(--brand);
        }

        /* Responsive breakpoints */
        @media (max-width: 1024px) {
            .container-app {
                padding: 0 20px;
            }
            .hero-search-trigger {
                width: 160px;
            }
        }
        @media (max-width: 768px) {
            .container-app {
                padding: 0 16px;
            }
            .site-header {
                height: 64px;
            }
            .hide-mobile {
                display: none !important;
            }
            .latest-item {
                gap: 14px;
                padding: 18px 12px;
            }
            .latest-date-day {
                font-size: 26px;
            }
        }
        @media (max-width: 520px) {
            .scroll-card {
                flex-basis: 260px;
            }
            .playlist-row {
                flex-wrap: wrap;
                gap: 10px;
            }
            .playlist-row .playlist-title {
                white-space: normal;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .btn-primary {
                width: 100%;
                margin-top: 8px;
            }
        }

/* roulang page: article */
:root {
            --ink: #15130F;
            --ink-soft: #201D17;
            --paper: #F5F1E8;
            --paper-dim: #E8E1D3;
            --brand: #A87B4D;
            --brand-bright: #CDA062;
            --accent: #3D4C40;
            --line: rgba(255, 255, 255, .12);
            --line-dark: rgba(21, 19, 15, .14);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --shadow-card: 0 12px 40px -20px rgba(0,0,0,.35);
            --shadow-card-hover: 0 24px 70px -30px rgba(0,0,0,.5);
            --font-display: "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            background: var(--ink);
            color: var(--paper);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; display: block; }
        a { color: inherit; text-decoration: none; transition: color .2s ease; }
        button { font-family: inherit; cursor: pointer; }
        input { font-family: inherit; }
        .container-app {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 768px) {
            .container-app { padding-left: 24px; padding-right: 24px; }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            height: 72px;
            background: rgba(21, 19, 15, .85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--line);
            transition: background .3s ease, border-color .3s ease;
        }
        .nav-item {
            position: relative;
            font-size: .9375rem;
            color: rgba(245, 241, 232, .75);
            padding: 6px 2px;
            letter-spacing: .02em;
            transition: color .2s ease;
        }
        .nav-item::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--brand-bright);
            transition: width .3s ease;
        }
        .nav-item:hover { color: var(--paper); }
        .nav-item:hover::after { width: 100%; }
        .nav-item.active { color: var(--paper); font-weight: 500; }
        .nav-item.active::after { width: 100%; background: var(--brand); }
        .hero-search-trigger {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 40px;
            padding: 0 12px;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            background: transparent;
            color: rgba(245, 241, 232, .6);
            font-size: .875rem;
            transition: border-color .2s ease, color .2s ease, box-shadow .2s ease;
        }
        .hero-search-trigger:hover {
            border-color: var(--brand);
            color: var(--paper);
        }
        .hero-search-trigger:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(168, 123, 77, .2);
        }
        .kbd-hint {
            font-size: .6875rem;
            padding: 2px 6px;
            border: 1px solid var(--line);
            border-radius: 4px;
            color: rgba(245, 241, 232, .45);
            background: rgba(255, 255, 255, .05);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            background: var(--brand);
            color: var(--ink);
            font-weight: 600;
            font-size: .9375rem;
            letter-spacing: .02em;
            transition: background .25s ease, transform .25s ease, box-shadow .25s ease;
        }
        .btn-primary:hover {
            background: var(--brand-bright);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px -10px rgba(205, 160, 98, .5);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(168, 123, 77, .4);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            background: transparent;
            border: 1px solid var(--line);
            color: var(--paper);
            font-weight: 500;
            font-size: .9375rem;
            transition: border-color .25s ease, color .25s ease, transform .25s ease;
        }
        .btn-secondary:hover {
            border-color: var(--brand-bright);
            color: var(--brand-bright);
            transform: translateY(-2px);
        }
        .input-field {
            height: 48px;
            padding: 0 16px;
            border-radius: var(--radius-btn);
            background: transparent;
            border: 1px solid var(--line);
            color: var(--paper);
            font-size: .9375rem;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .input-field::placeholder { color: rgba(245, 241, 232, .4); }
        .input-field:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(168, 123, 77, .2);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: .8125rem;
            color: rgba(245, 241, 232, .5);
            padding: 20px 0 0;
        }
        .breadcrumb a { color: rgba(245, 241, 232, .6); transition: color .2s ease; }
        .breadcrumb a:hover { color: var(--brand-bright); }
        .breadcrumb span.sep { opacity: .4; font-size: .75rem; }
        .breadcrumb .current { color: var(--paper-dim); }
        .prose-article {
            font-size: 1rem;
            line-height: 1.85;
            color: rgba(245, 241, 232, .88);
            max-width: 760px;
            margin-left: auto;
            margin-right: auto;
        }
        .prose-article p {
            margin-bottom: 1.5em;
        }
        .prose-article h2 {
            font-family: var(--font-display);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--paper);
            margin: 2.2em 0 1em;
            letter-spacing: .02em;
        }
        .prose-article h3 {
            font-family: var(--font-display);
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--paper);
            margin: 1.8em 0 .8em;
        }
        .prose-article blockquote {
            border-left: 2px solid var(--brand);
            padding: 12px 20px;
            margin: 1.5em 0;
            color: rgba(245, 241, 232, .7);
            background: rgba(168, 123, 77, .08);
            border-radius: 0 8px 8px 0;
        }
        .prose-article ul, .prose-article ol {
            margin: 1.2em 0;
            padding-left: 1.4em;
        }
        .prose-article li {
            margin-bottom: .5em;
        }
        .prose-article ul li::marker {
            color: var(--brand);
        }
        .prose-article ol li::marker {
            color: var(--brand);
            font-weight: 500;
        }
        .prose-article img {
            border-radius: 16px;
            margin: 2em 0;
        }
        .prose-article a {
            color: var(--brand-bright);
            border-bottom: 1px solid rgba(205, 160, 98, .3);
            transition: border-color .2s ease;
        }
        .prose-article a:hover {
            border-color: var(--brand-bright);
        }
        .prose-article code {
            background: rgba(255, 255, 255, .08);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: .9em;
        }
        .prose-article pre {
            background: var(--ink-soft);
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 16px;
            margin: 1.5em 0;
            overflow-x: auto;
        }
        .article-card {
            background: var(--ink-soft);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(205, 160, 98, .3);
        }
        .article-card-cover {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
            background: var(--ink-soft);
        }
        .article-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .article-card:hover .article-card-cover img {
            transform: scale(1.03);
        }
        .article-card-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .article-card-body h3 {
            font-family: var(--font-display);
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--paper);
            line-height: 1.4;
        }
        .article-card-body p {
            font-size: .875rem;
            color: rgba(245, 241, 232, .55);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .tag-badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: .75rem;
            font-weight: 500;
            background: rgba(61, 76, 64, .15);
            color: var(--accent);
            border: 1px solid rgba(61, 76, 64, .3);
        }
        .section-label {
            display: inline-block;
            font-size: .75rem;
            letter-spacing: .1em;
            text-transform: uppercase;
            color: var(--brand);
            font-weight: 600;
            margin-bottom: 12px;
        }
        .empty-state {
            text-align: center;
            padding: 60px 20px;
            border: 1px dashed var(--line);
            border-radius: var(--radius-card);
            background: var(--ink-soft);
        }
        .hide-scrollbar::-webkit-scrollbar { display: none; }
        .hide-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }
        .footer-link {
            display: inline-block;
            color: rgba(245, 241, 232, .5);
            font-size: .875rem;
            padding: 4px 0;
            transition: color .2s ease, padding-left .2s ease;
        }
        .footer-link:hover {
            color: var(--brand-bright);
            padding-left: 4px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            color: rgba(245, 241, 232, .5);
            font-size: .8125rem;
        }
        .article-meta-divider {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--brand);
            opacity: .6;
        }
        .pager-link {
            display: flex;
            flex-direction: column;
            gap: 4px;
            padding: 16px 20px;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            background: var(--ink-soft);
            transition: border-color .3s ease, transform .3s ease;
            height: 100%;
        }
        .pager-link:hover {
            border-color: var(--brand);
            transform: translateY(-2px);
        }
        .pager-link .label {
            font-size: .75rem;
            color: rgba(245, 241, 232, .45);
        }
        .pager-link .title {
            font-size: .9375rem;
            color: var(--paper);
            font-weight: 500;
        }
        .search-overlay {
            position: fixed;
            inset: 0;
            z-index: 70;
            background: rgba(21, 19, 15, .6);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            display: none;
            align-items: flex-start;
            justify-content: center;
            padding: 18vh 16px 0;
        }
        .search-overlay.open { display: flex; }
        .search-modal {
            width: 100%;
            max-width: 560px;
            background: var(--ink-soft);
            border: 1px solid var(--line);
            border-radius: 12px;
            overflow: hidden;
            transform: translateY(8px);
            transition: transform .3s ease;
            box-shadow: 0 24px 80px -20px rgba(0,0,0,.6);
        }
        .search-overlay.open .search-modal { transform: translateY(0); }
        .search-input {
            width: 100%;
            padding: 16px 20px;
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--line);
            color: var(--paper);
            font-size: .9375rem;
            outline: none;
        }
        .search-input::placeholder { color: rgba(245, 241, 232, .4); }
        .search-suggestions { padding: 16px 20px; }
        .mobile-drawer {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 60;
            background: rgba(21, 19, 15, .96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            flex-direction: column;
            padding: 100px 24px 40px;
        }
        .mobile-drawer.open { display: flex; }
        .mobile-drawer a {
            font-size: 1.25rem;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            color: var(--paper);
            transition: color .2s ease;
        }
        .mobile-drawer a:hover { color: var(--brand-bright); }
        .mobile-drawer .drawer-close {
            position: absolute;
            top: 20px;
            right: 24px;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 8px;
            color: var(--paper);
            background: transparent;
            transition: border-color .2s ease;
        }
        .mobile-drawer .drawer-close:hover { border-color: var(--brand); }
        .font-display { font-family: var(--font-display); }
        :focus-visible {
            outline: 2px solid var(--brand-bright);
            outline-offset: 2px;
        }
        @media (max-width: 768px) {
            .hide-mobile { display: none !important; }
        }
        @media (min-width: 769px) {
            .md\:hidden { display: none !important; }
        }

/* roulang page: category1 */
:root {
            --ink: #15130F;
            --ink-soft: #201D17;
            --paper: #F5F1E8;
            --paper-dim: #E8E1D3;
            --brand: #A87B4D;
            --brand-bright: #CDA062;
            --accent: #3D4C40;
            --line: rgba(255, 255, 255, .12);
            --line-dark: rgba(21, 19, 15, .14);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-1: 0 12px 40px -20px rgba(0, 0, 0, .35);
            --shadow-2: 0 24px 70px -30px rgba(0, 0, 0, .5);
            --font-display: "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

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

        body.lock {
            overflow: hidden;
        }

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

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

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

        .container-app {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 640px) {
            .container-app {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .hide-mobile {
            display: flex;
        }

        @media (max-width: 768px) {
            .hide-mobile {
                display: none !important;
            }
        }

        .font-display {
            font-family: var(--font-display);
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            height: 72px;
            background: transparent;
            border-bottom: 1px solid transparent;
            transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
        }

        .site-header.scrolled {
            background: rgba(21, 19, 15, .85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom-color: var(--line);
        }

        .nav-item {
            position: relative;
            font-size: .925rem;
            color: rgba(245, 241, 232, .72);
            padding: 8px 2px;
            transition: color .3s ease;
            white-space: nowrap;
        }

        .nav-item::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--brand-bright);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }

        .nav-item:hover::after,
        .nav-item.active::after {
            transform: scaleX(1);
        }

        .nav-item:hover,
        .nav-item.active {
            color: var(--paper);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 24px;
            border-radius: 8px;
            background: var(--brand);
            color: var(--ink);
            font-weight: 600;
            font-size: .95rem;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: background .3s ease, transform .3s ease, box-shadow .3s ease;
        }

        .btn-primary:hover {
            background: var(--brand-bright);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px -12px rgba(205, 160, 98, .5);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(168, 123, 77, .35);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 24px;
            border-radius: 8px;
            border: 1px solid var(--line);
            color: var(--paper);
            font-weight: 500;
            font-size: .95rem;
            background: transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: border-color .3s ease, color .3s ease, transform .3s ease, box-shadow .3s ease;
        }

        .btn-secondary:hover {
            border-color: var(--brand-bright);
            color: var(--brand-bright);
            transform: translateY(-2px);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(168, 123, 77, .3);
            outline-offset: 2px;
        }

        .hero-search-trigger {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 40px;
            padding: 0 12px;
            border-radius: 8px;
            border: 1px solid var(--line);
            background: rgba(255, 255, 255, .04);
            color: rgba(245, 241, 232, .55);
            font-size: .85rem;
            cursor: pointer;
            transition: border-color .3s ease, box-shadow .3s ease, color .3s ease, background .3s ease;
        }

        .hero-search-trigger:hover,
        .hero-search-trigger:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(168, 123, 77, .15);
            color: var(--paper);
            background: rgba(255, 255, 255, .06);
        }

        .hero-search-trigger:focus-visible {
            outline: none;
        }

        .kbd-hint {
            font-size: .7rem;
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 2px 6px;
            color: rgba(245, 241, 232, .4);
            font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
        }

        /* ===== Section Label ===== */
        .section-label {
            font-size: 12px;
            letter-spacing: .12em;
            text-transform: uppercase;
            color: var(--brand);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .section-label::before {
            content: "";
            width: 28px;
            height: 1px;
            background: var(--brand);
            flex-shrink: 0;
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            min-height: 62vh;
            display: flex;
            align-items: center;
            padding: 150px 0 90px;
            background-size: cover;
            background-position: center;
            isolation: isolate;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(135deg, rgba(21, 19, 15, .96) 10%, rgba(21, 19, 15, .78) 55%, rgba(21, 19, 15, .28) 100%);
        }

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

        .category-hero h1 {
            font-size: clamp(2.2rem, 4.5vw, 3.5rem);
            line-height: 1.18;
            letter-spacing: .02em;
            margin-top: 18px;
            margin-bottom: 16px;
        }

        .category-hero .hero-sub {
            max-width: 60ch;
            color: rgba(245, 241, 232, .72);
            font-size: 1.05rem;
            margin-bottom: 32px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 28px;
        }

        .hero-meta span {
            border: 1px solid var(--line);
            padding: 6px 14px;
            border-radius: 100px;
            font-size: .85rem;
            color: rgba(245, 241, 232, .65);
            background: rgba(21, 19, 15, .3);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .875rem;
            color: rgba(245, 241, 232, .5);
            margin-bottom: 28px;
        }

        .breadcrumb a {
            transition: color .3s ease;
        }

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

        .breadcrumb .sep {
            opacity: .4;
        }

        .breadcrumb .current {
            color: rgba(245, 241, 232, .85);
        }

        .eyebrow-text {
            font-size: 12px;
            letter-spacing: .16em;
            text-transform: uppercase;
            color: var(--brand);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .eyebrow-text::after {
            content: "";
            width: 48px;
            height: 1px;
            background: var(--brand);
        }

        /* ===== Pills ===== */
        .pill-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 100px;
            border: 1px solid var(--line);
            color: rgba(245, 241, 232, .6);
            font-size: .875rem;
            background: transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: border-color .3s ease, color .3s ease, background .3s ease;
        }

        .pill-tag:hover {
            border-color: var(--brand);
            color: var(--paper);
        }

        .pill-tag.active {
            border-color: var(--brand);
            color: var(--ink);
            background: var(--brand);
            font-weight: 600;
        }

        /* ===== Cards ===== */
        .card {
            position: relative;
            background: var(--ink-soft);
            border: 1px solid var(--line);
            border-radius: 12px;
            overflow: hidden;
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-2);
            border-color: rgba(205, 160, 98, .4);
        }

        .card-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            border-radius: 12px 12px 0 0;
            background: var(--ink);
        }

        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .card:hover .card-media img {
            transform: scale(1.03);
        }

        .card-media .badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: rgba(21, 19, 15, .75);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, .15);
            color: var(--paper);
            font-size: .75rem;
            padding: 4px 10px;
            border-radius: 100px;
        }

        .card-body {
            padding: 20px 20px 22px;
        }

        .card-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--paper);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .card-desc {
            font-size: .9rem;
            color: rgba(245, 241, 232, .6);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .875rem;
            font-weight: 500;
            color: var(--brand-bright);
            transition: gap .3s ease, color .3s ease;
        }

        .card-link:hover {
            gap: 10px;
            color: var(--paper);
        }

        /* ===== Process ===== */
        .process-list {
            display: flex;
            flex-direction: column;
        }

        .process-item {
            display: flex;
            gap: 22px;
            align-items: flex-start;
            padding: 26px 12px;
            border-bottom: 1px solid var(--line-dark);
            border-left: 2px solid transparent;
            transition: border-left-color .3s ease, padding-left .3s ease, background .3s ease;
        }

        .process-item:hover {
            border-left-color: var(--brand);
            padding-left: 24px;
            background: rgba(21, 19, 15, .03);
        }

        .process-item:last-child {
            border-bottom: none;
        }

        .process-num {
            font-family: var(--font-display);
            font-size: 2rem;
            font-weight: 600;
            color: var(--brand);
            line-height: 1.1;
            min-width: 48px;
        }

        .process-title {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 4px;
        }

        .process-desc {
            font-size: .9rem;
            color: rgba(21, 19, 15, .65);
        }

        /* ===== Metrics ===== */
        .metrics-section {
            position: relative;
            background-size: cover;
            background-position: center;
            isolation: isolate;
        }

        .metrics-section::before {
            content: "";
            position: absolute;
            inset: 0;
            z-index: -1;
            background: rgba(21, 19, 15, .84);
        }

        .metrics-section .container-app {
            position: relative;
            z-index: 2;
        }

        .metric-item {
            text-align: center;
            padding: 32px 16px;
        }

        .metric-value {
            font-family: var(--font-display);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 600;
            color: var(--brand-bright);
            line-height: 1.2;
        }

        .metric-label {
            margin-top: 8px;
            color: rgba(245, 241, 232, .6);
            font-size: .9rem;
        }

        /* ===== Scenario Cards ===== */
        .scenario-card {
            background: var(--paper);
            border: 1px solid var(--line-dark);
            border-radius: 12px;
            padding: 28px 24px;
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-1);
            border-color: rgba(168, 123, 77, .5);
        }

        .scenario-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(168, 123, 77, .12);
            color: var(--brand);
            margin-bottom: 18px;
        }

        .scenario-title {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
        }

        .scenario-desc {
            font-size: .875rem;
            color: rgba(21, 19, 15, .65);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--line);
            border-radius: 12px;
            background: rgba(255, 255, 255, .02);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s ease, background .3s ease;
        }

        .faq-item.open {
            border-color: rgba(205, 160, 98, .4);
            background: rgba(168, 123, 77, .04);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 20px 22px;
            background: none;
            border: none;
            color: var(--paper);
            font-size: 1rem;
            font-weight: 500;
            text-align: left;
            cursor: pointer;
            transition: color .3s ease;
        }

        .faq-question:hover {
            color: var(--brand-bright);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(245, 241, 232, .5);
            transition: transform .3s ease, color .3s ease, border-color .3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--brand-bright);
            border-color: var(--brand);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }

        .faq-answer-inner {
            padding: 0 22px 22px;
            color: rgba(245, 241, 232, .62);
            font-size: .92rem;
            line-height: 1.8;
            max-width: 75ch;
        }

        /* ===== CTA ===== */
        .cta-email-input {
            flex: 1;
            height: 48px;
            min-width: 0;
            padding: 0 16px;
            border-radius: 8px;
            border: 1px solid var(--line);
            background: rgba(245, 241, 232, .04);
            color: var(--paper);
            font-size: .925rem;
            transition: border-color .3s ease, box-shadow .3s ease;
        }

        .cta-email-input::placeholder {
            color: rgba(245, 241, 232, .4);
        }

        .cta-email-input:focus {
            outline: none;
            border-color: var(--brand);
            box-shadow: 0 0 0 4px rgba(168, 123, 77, .15);
        }

        .cta-note {
            font-size: .8rem;
            color: rgba(245, 241, 232, .4);
            margin-top: 12px;
        }

        /* ===== Search Modal ===== */
        .search-modal {
            position: fixed;
            inset: 0;
            z-index: 300;
            display: none;
            align-items: flex-start;
            justify-content: center;
            padding: 110px 24px 40px;
            background: rgba(21, 19, 15, .6);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .search-modal.open {
            display: flex;
        }

        .search-modal-panel {
            width: 100%;
            max-width: 680px;
            background: var(--ink-soft);
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 24px;
            box-shadow: var(--shadow-2);
            animation: modalIn .3s ease;
        }

        @keyframes modalIn {
            from {
                opacity: 0;
                transform: translateY(8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .search-input {
            flex: 1;
            background: transparent;
            border: none;
            color: var(--paper);
            font-size: 1rem;
            padding: 8px 0;
        }

        .search-input:focus {
            outline: none;
        }

        .search-input::placeholder {
            color: rgba(245, 241, 232, .4);
        }

        .search-item {
            display: block;
            padding: 8px 12px;
            border-radius: 8px;
            color: rgba(245, 241, 232, .7);
            font-size: .9rem;
            transition: background .3s ease, color .3s ease, padding-left .3s ease;
        }

        .search-item:hover {
            background: rgba(168, 123, 77, .08);
            color: var(--brand-bright);
            padding-left: 16px;
        }

        .search-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 100px;
            border: 1px solid var(--line);
            font-size: .8rem;
            color: rgba(245, 241, 232, .5);
            transition: border-color .3s ease, color .3s ease;
        }

        .search-tag:hover {
            border-color: var(--brand);
            color: var(--paper);
        }

        /* ===== Mobile Drawer ===== */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            z-index: 200;
            pointer-events: none;
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease, visibility .3s ease;
        }

        .mobile-drawer.open {
            pointer-events: auto;
            opacity: 1;
            visibility: visible;
        }

        .mobile-drawer-panel {
            position: absolute;
            top: 0;
            right: 0;
            height: 100%;
            width: 300px;
            max-width: 85vw;
            background: var(--ink-soft);
            border-left: 1px solid var(--line);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            transform: translateX(100%);
            transition: transform .3s ease;
            overflow-y: auto;
        }

        .mobile-drawer.open .mobile-drawer-panel {
            transform: translateX(0);
        }

        .drawer-link {
            font-size: 1.0625rem;
            color: rgba(245, 241, 232, .7);
            padding: 10px 0;
            border-bottom: 1px solid var(--line);
            transition: color .3s ease, padding-left .3s ease;
        }

        .drawer-link:hover,
        .drawer-link.active {
            color: var(--brand-bright);
            padding-left: 8px;
        }

        .drawer-close {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--line);
            background: transparent;
            color: var(--paper);
            font-size: 1.5rem;
            line-height: 1;
            cursor: pointer;
            transition: border-color .3s ease, color .3s ease;
        }

        .drawer-close:hover {
            border-color: var(--brand);
            color: var(--brand-bright);
        }

        /* ===== Footer ===== */
        .footer-link {
            color: rgba(245, 241, 232, .5);
            transition: color .3s ease, padding-left .3s ease;
            font-size: .9rem;
            padding: 2px 0;
        }

        .footer-link:hover {
            color: var(--brand-bright);
            padding-left: 4px;
        }

        /* ===== Utilities ===== */
        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .line-clamp-1 {
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

        @media (max-width: 768px) {
            .category-hero {
                min-height: 70vh;
                padding: 120px 0 60px;
            }
            .process-item {
                gap: 14px;
                padding: 22px 8px;
            }
            .process-num {
                font-size: 1.5rem;
                min-width: 36px;
            }
        }

        @media (max-width: 520px) {
            .btn-primary,
            .btn-secondary {
                width: 100%;
                padding: 0 18px;
            }
            .hero-meta span {
                font-size: .78rem;
                padding: 4px 10px;
            }
            .card-body {
                padding: 16px;
            }
        }