/* roulang page: index */
/* ===== Reset & Design Variables ===== */
        :root {
            --color-primary: #C89B3C;
            --color-primary-dark: #A67C2E;
            --color-primary-light: #E9DDBE;
            --color-ink: #1F1B16;
            --color-paper: #F7F3EB;
            --color-white: #FFFFFF;
            --color-muted: #6B6155;
            --color-line: #E5DCCD;
            --color-cinnabar: #B23A1A;
            --radius-card: 10px;
            --radius-image: 16px;
            --radius-badge: 999px;
            --radius-tag: 4px;
            --shadow-card: 0 8px 24px rgba(31,27,22,0.08);
            --shadow-card-hover: 0 12px 32px rgba(31,27,22,0.12);
            --space-section-desktop: 96px;
            --space-section-mobile: 56px;
            --space-card: 24px;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-ink);
            background-color: var(--color-paper);
            font-feature-settings: "tnum";
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: 'Noto Serif SC', serif;
            margin: 0;
            font-weight: 900;
            line-height: 1.3;
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
        }

        /* ===== Section Spacing ===== */
        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }

        @media (max-width: 768px) {
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            background: rgba(247, 243, 235, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-line);
            z-index: 100;
            transition: box-shadow .3s ease;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: 'Noto Serif SC', serif;
            font-size: 24px;
            font-weight: 900;
            letter-spacing: 2px;
            color: var(--color-ink);
            line-height: 1;
        }

        .logo-mark {
            width: 18px;
            height: 18px;
            background: var(--color-cinnabar);
            border-radius: 3px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            color: #fff;
            font-weight: 700;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
            margin-left: 32px;
        }

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-ink);
            position: relative;
            padding: 8px 2px;
        }

        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }

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

        .main-nav a.active {
            font-weight: 700;
            color: var(--color-ink);
        }

        /* Timeline nav */
        .timeline-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 8px;
        }

        .timeline-item {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            color: var(--color-muted);
            padding: 4px 8px;
            border-radius: var(--radius-badge);
            border: 1px solid transparent;
            transition: all .3s ease;
        }

        .timeline-item .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: transparent;
            border: 1.5px solid #C0B8A8;
            transition: all .3s ease;
        }

        .timeline-item.current {
            border-color: var(--color-primary);
            background: rgba(200, 155, 60, 0.15);
            color: var(--color-ink);
        }

        .timeline-item.current .dot {
            background: var(--color-primary);
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 155, 60, 0.25);
        }

        .timeline-separator {
            width: 16px;
            height: 1px;
            background: #C0B8A8;
        }

        .btn-header {
            margin-left: 8px;
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .hamburger span {
            width: 24px;
            height: 2px;
            background: var(--color-ink);
            border-radius: 2px;
            transition: all .3s ease;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-badge);
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            border: none;
            transition: all .3s ease;
            font-family: 'Noto Sans SC', sans-serif;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-primary);
            color: var(--color-ink);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 155, 60, 0.35);
        }

        .btn-primary:active {
            background: var(--color-ink);
            color: #fff;
            transform: translateY(0);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-ink);
            border: 1px solid var(--color-primary);
        }

        .btn-outline:hover {
            background: rgba(200, 155, 60, 0.05);
            border-color: var(--color-primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline-dark {
            background: transparent;
            color: #F7F3EB;
            border: 1px solid var(--color-primary);
        }

        .btn-outline-dark:hover {
            background: rgba(200, 155, 60, 0.15);
            transform: translateY(-2px);
        }

        .btn:focus-visible {
            outline: 3px solid rgba(200, 155, 60, 0.5);
            outline-offset: 3px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background: var(--color-ink);
            padding: 120px 0 60px;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.85;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(31, 27, 22, 0.9) 0%, rgba(31, 27, 22, 0.5) 60%, rgba(31, 27, 22, 0.3) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 650px;
        }

        .hero h1 {
            color: #F7F3EB;
            font-size: 56px;
            line-height: 1.2;
            margin-bottom: 24px;
            letter-spacing: 2px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }

        .hero-sub {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(247, 243, 235, 0.9);
            margin-bottom: 36px;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
            max-width: 520px;
        }

        .hero-ctas {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .hero-metrics {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(200, 155, 60, 0.5);
            padding-top: 24px;
        }

        .hero-metric-item {
            font-size: 13px;
            color: rgba(247, 243, 235, 0.8);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-metric-item::before {
            content: '';
            width: 4px;
            height: 4px;
            background: var(--color-primary);
            border-radius: 50%;
        }

        /* ===== Dashboard ===== */
        .dashboard {
            background: var(--color-ink);
            color: var(--color-paper);
        }

        .dashboard-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 48px;
        }

        .dashboard-seal {
            width: 52px;
            height: 52px;
            background: var(--color-cinnabar);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Noto Serif SC', serif;
            font-size: 14px;
            color: #fff;
            font-weight: 900;
            writing-mode: vertical-rl;
            letter-spacing: 2px;
            box-shadow: 0 0 0 2px rgba(178, 58, 26, 0.4);
        }

        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
        }

        .metric-item {
            padding: 24px 32px;
            border-right: 1px solid rgba(255, 255, 255, 0.15);
            position: relative;
        }

        .metric-item:first-child {
            padding-left: 0;
        }

        .metric-item:first-child::before {
            content: '';
            position: absolute;
            left: 0;
            top: 24px;
            bottom: 24px;
            width: 2px;
            background: var(--color-primary);
        }

        .metric-item:last-child {
            border-right: none;
        }

        .metric-number {
            font-family: 'Noto Serif SC', serif;
            font-size: 52px;
            font-weight: 900;
            color: var(--color-primary);
            line-height: 1.1;
            font-feature-settings: "tnum";
        }

        .metric-label {
            font-size: 14px;
            font-weight: 700;
            margin-top: 8px;
            color: #F7F3EB;
        }

        .metric-note {
            font-size: 12px;
            color: rgba(247, 243, 235, 0.6);
            margin-top: 4px;
            line-height: 1.5;
        }

        /* ===== Section Headings ===== */
        .section-title {
            font-size: 40px;
            font-weight: 900;
            color: var(--color-ink);
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 640px;
            line-height: 1.9;
        }

        /* ===== Service Matrix ===== */
        .service-matrix {
            background: var(--color-paper);
        }

        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 24px;
            margin-top: 48px;
        }

        .matrix-card {
            background: var(--color-white);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform .4s ease, box-shadow .4s ease;
            position: relative;
        }

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

        .matrix-card-wide {
            grid-column: span 7;
        }

        .matrix-card-small {
            grid-column: span 5;
        }

        .matrix-card-half {
            grid-column: span 6;
        }

        .matrix-card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .matrix-card-body {
            padding: 20px 24px 24px;
        }

        .matrix-card-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .matrix-num {
            font-family: 'Noto Serif SC', serif;
            font-size: 14px;
            font-weight: 900;
            color: var(--color-primary-dark);
            letter-spacing: 1px;
        }

        .matrix-tag {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: var(--radius-tag);
            letter-spacing: 1px;
        }

        .matrix-title {
            font-size: 22px;
            font-weight: 900;
            color: var(--color-ink);
            margin-bottom: 8px;
            font-family: 'Noto Serif SC', serif;
        }

        .matrix-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .matrix-link {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary-dark);
            border-bottom: 1px solid transparent;
            transition: border-color .3s ease;
        }

        .matrix-link:hover {
            border-bottom-color: var(--color-primary-dark);
        }

        /* ===== Compare Section ===== */
        .compare-section {
            background: var(--color-white);
            border-top: 1px solid var(--color-primary);
        }

        .compare-wrapper {
            display: grid;
            grid-template-columns: 1fr 64px 1fr;
            gap: 0;
            align-items: center;
            margin-top: 48px;
        }

        .compare-card {
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 32px;
            background: var(--color-white);
        }

        .compare-card-old {
            border-left: 4px solid #C0B8A8;
        }

        .compare-card-new {
            border-left: 4px solid var(--color-primary);
        }

        .compare-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: 'Noto Serif SC', serif;
        }

        .compare-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-line);
            font-size: 14px;
        }

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

        .compare-row-old {
            color: var(--color-muted);
            padding-right: 12px;
        }

        .compare-row-new {
            color: var(--color-ink);
            font-weight: 500;
            padding-left: 12px;
            border-left: 1px solid var(--color-line);
        }

        .compare-arrow {
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 28px;
            color: var(--color-cinnabar);
        }

        /* ===== Bar Chart ===== */
        .bar-chart-wrap {
            margin-top: 48px;
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 32px;
            background: var(--color-paper);
        }

        .bar-row {
            margin-bottom: 24px;
        }

        .bar-row:last-child {
            margin-bottom: 0;
        }

        .bar-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-muted);
            margin-bottom: 8px;
        }

        .bar-track {
            height: 16px;
            background: #EDE8DE;
            border-radius: 999px;
            overflow: hidden;
        }

        .bar-fill {
            height: 100%;
            border-radius: 999px;
            transition: width 1s ease;
        }

        .bar-fill-gray {
            background: #C0B8A8;
            width: 60%;
        }

        .bar-fill-amber {
            background: var(--color-primary);
            width: 95%;
        }

        .bar-value {
            font-size: 12px;
            color: var(--color-muted);
            margin-top: 4px;
            text-align: right;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-paper);
        }

        .faq-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 48px;
        }

        .faq-more-link {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary-dark);
            border-bottom: 1px solid var(--color-primary);
            padding-bottom: 2px;
        }

        .faq-list {
            max-width: 960px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-line);
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-line);
        }

        .faq-q {
            display: flex;
            align-items: center;
            gap: 12px;
            width: 100%;
            padding: 18px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-ink);
            text-align: left;
            background: none;
            border: none;
            cursor: pointer;
            transition: color .3s ease;
            min-height: 56px;
        }

        .faq-q:hover {
            color: var(--color-primary-dark);
        }

        .faq-q-icon {
            width: 24px;
            height: 24px;
            background: var(--color-cinnabar);
            color: #fff;
            font-weight: 700;
            font-size: 12px;
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .faq-q-text {
            flex: 1;
        }

        .faq-q-arrow {
            transition: transform .3s ease;
            color: var(--color-muted);
            font-size: 14px;
        }

        .faq-item.open .faq-q-arrow {
            transform: rotate(45deg);
            color: var(--color-primary);
        }

        .faq-a-wrap {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
        }

        .faq-a {
            padding: 0 0 20px 36px;
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-muted);
            border-top: 1px solid var(--color-primary-light);
            padding-top: 16px;
        }

        /* ===== Contact ===== */
        .contact-section {
            background: var(--color-ink);
            color: var(--color-paper);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: start;
        }

        .contact-left h2 {
            color: var(--color-paper);
            font-size: 36px;
            margin-bottom: 16px;
        }

        .contact-left-desc {
            font-size: 15px;
            color: rgba(247, 243, 235, 0.7);
            margin-bottom: 24px;
            line-height: 1.8;
        }

        .contact-methods {
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 15px;
            color: rgba(247, 243, 235, 0.8);
        }

        .contact-methods a {
            color: var(--color-primary);
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .form-group {
            position: relative;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            background: transparent;
            border: none;
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            padding: 12px 0;
            color: var(--color-paper);
            font-size: 16px;
            transition: border-color .3s ease;
            border-radius: 0;
            -webkit-appearance: none;
            appearance: none;
        }

        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: rgba(247, 243, 235, 0.4);
        }

        .form-group select {
            cursor: pointer;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23F7F3EB' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 0 center;
        }

        .form-group select option {
            color: var(--color-ink);
            background: var(--color-paper);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-bottom-color: var(--color-primary);
        }

        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }

        .form-submit {
            margin-top: 8px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-ink);
            color: rgba(247, 243, 235, 0.6);
            border-top: 1px solid rgba(200, 155, 60, 0.5);
            padding-top: 64px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand {
            max-width: 300px;
        }

        .footer-brand .logo {
            color: var(--color-paper);
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(247, 243, 235, 0.6);
        }

        .footer-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-paper);
            margin-bottom: 16px;
            font-family: 'Noto Sans SC', sans-serif;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: rgba(247, 243, 235, 0.6);
            font-size: 13px;
        }

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

        .footer-contact p {
            font-size: 13px;
            margin-bottom: 4px;
        }

        .footer-qr {
            width: 120px;
            height: 120px;
            background: #2A251F;
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: rgba(247, 243, 235, 0.4);
            text-align: center;
            line-height: 1.5;
        }

        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            font-size: 12px;
            color: rgba(247, 243, 235, 0.4);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        /* ===== Categories Page (category) ===== */
        .cate-hero {
            position: relative;
            background: var(--color-ink);
            padding: 160px 0 80px;
            overflow: hidden;
        }

        .cate-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.jpg');
            background-size: cover;
            background-position: center;
        }

        .cate-hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(31, 27, 22, 0.85) 0%, rgba(31, 27, 22, 0.6) 100%);
        }

        .cate-hero-content {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            font-size: 13px;
            color: rgba(247, 243, 235, 0.6);
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: rgba(247, 243, 235, 0.6);
        }

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

        .breadcrumb-sep {
            margin: 0 8px;
            color: rgba(247, 243, 235, 0.4);
        }

        .cate-hero h1 {
            color: var(--color-paper);
            font-size: 48px;
        }

        .cate-hero-desc {
            margin-top: 24px;
            max-width: 720px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .cate-hero-desc p {
            font-size: 15px;
            color: rgba(247, 243, 235, 0.8);
            line-height: 1.8;
        }

        .cate-hero-btn {
            margin-top: 32px;
        }

        /* ===== Category List ===== */
        .cate-list-section {
            background: var(--color-paper);
            padding: 64px 0;
        }

        .cate-main-grid {
            display: grid;
            grid-template-columns: 8fr 4fr;
            gap: 32px;
            align-items: start;
        }

        .cate-post-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .cate-post-card {
            background: var(--color-white);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 20px;
            display: flex;
            gap: 24px;
            transition: box-shadow .3s ease, transform .3s ease;
            align-items: flex-start;
        }

        .cate-post-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .cate-post-cover {
            width: 40%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .cate-post-info {
            flex: 1;
        }

        .cate-post-date {
            font-size: 12px;
            color: var(--color-muted);
            margin-bottom: 8px;
        }

        .cate-post-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 12px;
            font-family: 'Noto Serif SC', serif;
        }

        .cate-post-excerpt {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cate-post-link {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary-dark);
            border-bottom: 1px solid transparent;
        }

        .cate-post-link:hover {
            border-bottom-color: var(--color-primary-dark);
        }

        /* Pagination */
        .pagination {
            display: flex;
            gap: 8px;
            margin-top: 40px;
            justify-content: center;
        }

        .pagination a,
        .pagination .current {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-line);
            border-radius: var(--radius-tag);
            font-size: 14px;
            color: var(--color-ink);
            background: var(--color-white);
            transition: all .3s ease;
        }

        .pagination a:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-dark);
        }

        .pagination .current {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: var(--color-ink);
            font-weight: 700;
        }

        /* ===== Sidebar ===== */
        .cate-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .sidebar-card {
            background: var(--color-white);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
        }

        .sidebar-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-ink);
            margin-bottom: 16px;
            font-family: 'Noto Serif SC', serif;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--color-primary-light);
        }

        .sidebar-about {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-seal {
            width: 48px;
            height: 48px;
            background: var(--color-cinnabar);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Noto Serif SC', serif;
            font-size: 13px;
            font-weight: 900;
            color: #fff;
            writing-mode: vertical-rl;
            letter-spacing: 2px;
        }

        .sidebar-about p {
            font-size: 13px;
            line-height: 1.8;
            color: var(--color-muted);
        }

        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-item {
            font-size: 12px;
            color: var(--color-muted);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-tag);
            padding: 4px 10px;
            transition: all .3s ease;
            background: var(--color-white);
        }

        .tag-item:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-dark);
        }

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

        .rec-service-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-line);
            font-size: 14px;
            color: var(--color-ink);
            transition: color .3s ease;
        }

        .rec-service-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .rec-service-item::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-cinnabar);
            border-radius: 50%;
            margin-top: 8px;
            flex-shrink: 0;
        }

        .rec-service-item:hover {
            color: var(--color-primary-dark);
        }

        /* ===== CTA Block ===== */
        .cta-block {
            background: var(--color-white);
            padding: 48px 0;
        }

        .cta-inner {
            text-align: center;
            padding: 40px;
            border-radius: var(--radius-card);
            background: var(--color-paper);
            border: 1px solid var(--color-line);
        }

        .cta-title {
            font-size: 28px;
            font-weight: 900;
            font-family: 'Noto Serif SC', serif;
            margin-bottom: 8px;
        }

        .cta-desc {
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 24px;
        }

        /* ===== Animations & mobile ===== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }

            .hero h1 {
                font-size: 48px;
            }

            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .metric-item {
                border: none !important;
                padding: 16px !important;
                background: rgba(255, 255, 255, 0.05);
                border-radius: var(--radius-card);
            }

            .metric-item::before {
                display: none;
            }

            .matrix-card-wide,
            .matrix-card-small,
            .matrix-card-half {
                grid-column: span 12;
            }

            .compare-wrapper {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .compare-arrow {
                transform: rotate(90deg);
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 64px;
            }

            .hamburger {
                display: flex;
            }

            .main-nav {
                display: none;
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(247, 243, 235, 0.98);
                flex-direction: column;
                padding: 32px 24px;
                gap: 20px;
                box-shadow: 0 12px 32px rgba(31, 27, 22, 0.12);
                align-items: stretch;
                z-index: 99;
                border-bottom: 1px solid var(--color-line);
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav a {
                font-size: 18px;
                padding: 12px 0;
                text-align: center;
            }

            .timeline-nav {
                justify-content: center;
                margin-left: 0;
            }

            .btn-header {
                margin-left: 0;
                width: 100%;
            }

            .hero {
                min-height: auto;
                padding: 120px 0 56px;
            }

            .hero h1 {
                font-size: 32px;
            }

            .hero-sub {
                font-size: 16px;
            }

            .hero-metrics {
                flex-direction: column;
                gap: 12px;
            }

            .section-title {
                font-size: 30px;
            }

            .compare-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .compare-row-new {
                border-left: none;
                padding-left: 0;
                padding-top: 8px;
                border-top: 1px solid var(--color-line);
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cate-main-grid {
                grid-template-columns: 1fr;
            }

            .cate-post-card {
                flex-direction: column;
            }

            .cate-post-cover {
                width: 100%;
                aspect-ratio: 16 / 10;
            }

            .faq-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }

            .faq-a {
                padding-left: 36px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero-sub {
                font-size: 15px;
            }

            .section-title {
                font-size: 26px;
            }

            .dashboard-grid {
                grid-template-columns: 1fr;
            }

            .btn {
                width: 100%;
            }

            .hero-ctas {
                flex-direction: column;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }

        .mt-1 { margin-top: 8px; }
        .mt-2 { margin-top: 16px; }
        .mt-3 { margin-top: 24px; }
        .mt-4 { margin-top: 32px; }

        .mb-1 { margin-bottom: 8px; }
        .mb-2 { margin-bottom: 16px; }
        .mb-3 { margin-bottom: 24px; }

        .hidden { display: none; }

/* roulang page: category1 */
:root {
  --color-primary: #C89B3C;
  --color-primary-dark: #A67C2E;
  --color-primary-light: #E9DDBE;
  --color-ink: #1F1B16;
  --color-paper: #F7F3EB;
  --color-white: #FFFFFF;
  --color-muted: #6B6155;
  --color-line: #E5DCCD;
  --color-cinnabar: #B23A1A;
  --radius-card: 10px;
  --radius-image: 16px;
  --radius-badge: 999px;
  --radius-tag: 4px;
  --shadow-card: 0 8px 24px rgba(31,27,22,0.08);
  --shadow-card-hover: 0 12px 32px rgba(31,27,22,0.12);
  --space-section-desktop: 96px;
  --space-section-mobile: 56px;
  --container-max: 1200px;
}
*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  padding: 0;
  font-family: 'Noto Sans SC', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-ink);
  background-color: var(--color-paper);
  font-feature-settings: "tnum";
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color .25s ease; }
button, input, select, textarea { font-family: inherit; font-size: 16px; }

.container {
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: var(--space-section-desktop);
  padding-bottom: var(--space-section-desktop);
}
.section-tight {
  padding-top: 64px;
  padding-bottom: 64px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background: rgba(247, 243, 235, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-line);
  z-index: 100;
  transition: box-shadow .3s ease;
}
.site-header.scrolled { box-shadow: 0 4px 20px rgba(31,27,22,0.06); }
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Noto Serif SC', serif;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--color-ink);
  line-height: 1;
}
.logo-mark {
  width: 20px;
  height: 20px;
  background: var(--color-cinnabar);
  border-radius: 3px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: 24px;
}
.main-nav > a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
  position: relative;
  padding: 8px 2px;
  white-space: nowrap;
}
.main-nav > a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.main-nav > a:hover::after,
.main-nav > a.active::after { transform: scaleX(1); }
.main-nav > a.active { font-weight: 700; }
.timeline-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 6px;
}
.timeline-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--color-muted);
  padding: 4px 10px;
  border-radius: var(--radius-badge);
  border: 1px solid transparent;
  transition: all .3s ease;
  white-space: nowrap;
}
.timeline-item .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: transparent;
  border: 1.5px solid #C0B8A8;
  transition: all .3s ease;
}
.timeline-item.current {
  border-color: var(--color-primary);
  background: rgba(200, 155, 60, 0.15);
  color: var(--color-ink);
}
.timeline-item.current .dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(200, 155, 60, 0.25);
}
.timeline-separator { width: 14px; height: 1px; background: #C0B8A8; }
.btn-header { margin-left: 4px; flex-shrink: 0; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
  transition: all .3s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-badge);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .3s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-ink);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}
.btn-primary:active {
  background: #8A6A23;
  transform: translateY(0);
}
.btn-outline {
  background: transparent;
  color: var(--color-ink);
  border-color: rgba(200, 155, 60, 0.7);
}
.btn-outline:hover {
  background: rgba(200, 155, 60, 0.08);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}
.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-primary);
}
.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* ===== Category Hero ===== */
.category-hero {
  position: relative;
  padding: 160px 0 100px;
  background-image: url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  color: #fff;
  overflow: hidden;
}
.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(31, 27, 22, 0.55);
}
.category-hero .container { position: relative; z-index: 2; max-width: 760px; margin: 0; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 24px;
}
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: rgba(255, 255, 255, 0.4); }
.category-hero h1 {
  font-family: 'Noto Serif SC', serif;
  font-size: 56px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 2px;
  margin: 0 0 24px;
}
.hero-desc {
  font-size: 16px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.92);
  max-width: 620px;
  margin: 0 0 16px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}

/* ===== Content Grid ===== */
.content-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
}
.content-left { min-width: 0; }
.content-right { min-width: 0; }

/* ===== List Cards ===== */
.list-card {
  display: flex;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 32px;
  transition: box-shadow .3s ease, transform .3s ease;
}
.list-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}
.list-card-cover {
  flex: 0 0 40%;
  width: 40%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.list-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.list-card:hover .list-card-cover img { transform: scale(1.03); }
.list-card-body {
  flex: 1;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.list-card-meta {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}
.list-card-body h3 {
  font-family: 'Noto Serif SC', serif;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 12px;
}
.list-card-body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-muted);
  margin: 0 0 18px;
}
.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary-dark);
  transition: gap .3s ease, color .3s ease;
}
.read-more:hover { color: var(--color-cinnabar); gap: 10px; }
.read-more::after { content: '→'; }

/* ===== Pagination ===== */
.pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}
.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: var(--radius-tag);
  border: 1px solid var(--color-line);
  font-size: 14px;
  color: var(--color-ink);
  background: var(--color-white);
  transition: all .3s ease;
}
.pagination a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}
.pagination .current {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-ink);
  font-weight: 700;
}
.pagination .disabled { opacity: 0.5; pointer-events: none; }

/* ===== Sidebar ===== */
.sidebar-widget {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 24px;
  margin-bottom: 32px;
}
.widget-title {
  font-family: 'Noto Serif SC', serif;
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 16px;
  position: relative;
  padding-bottom: 12px;
}
.widget-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
}
.about-brand {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 16px;
}
.brand-seal {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--color-cinnabar);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: 'Noto Serif SC', serif;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 2px;
  box-shadow: 0 4px 12px rgba(178, 58, 26, 0.25);
}
.about-text {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-muted);
  margin: 0;
}
.about-stats {
  display: flex;
  gap: 16px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-line);
}
.about-stats .stat {
  font-size: 13px;
  color: var(--color-muted);
}
.about-stats .stat strong {
  display: block;
  font-family: 'Noto Serif SC', serif;
  font-size: 22px;
  color: var(--color-primary-dark);
  font-feature-settings: "tnum";
}

/* ===== Tags ===== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-tag);
  font-size: 13px;
  color: var(--color-muted);
  background: var(--color-paper);
  transition: all .3s ease;
  line-height: 1.5;
}
.tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  background: rgba(200, 155, 60, 0.08);
}

/* ===== Recommend List ===== */
.recommend-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.recommend-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-line);
  font-size: 15px;
  line-height: 1.6;
}
.recommend-list li:last-child { border-bottom: none; }
.recommend-list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-cinnabar);
  margin-top: 10px;
}
.recommend-list a:hover { color: var(--color-primary-dark); }

/* ===== FAQ ===== */
.faq-block {
  margin-top: 48px;
  border-top: 1px solid var(--color-line);
  padding-top: 40px;
}
.faq-block-title {
  font-family: 'Noto Serif SC', serif;
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 8px;
}
.faq-sub { font-size: 14px; color: var(--color-muted); margin: 0 0 24px; }
.faq-list { border-bottom: 1px solid var(--color-line); }
.faq-item { border-top: 1px solid var(--color-line); }
.faq-question {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 12px 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  transition: color .3s ease;
  user-select: none;
}
.faq-question:hover { color: var(--color-primary-dark); }
.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: var(--color-cinnabar);
  color: #fff;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}
.faq-arrow {
  margin-left: auto;
  font-size: 18px;
  color: var(--color-muted);
  transition: transform .3s ease, color .3s ease;
}
.faq-arrow::before { content: '+'; }
.faq-item.open .faq-arrow { transform: rotate(45deg); color: var(--color-primary); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-muted);
  padding: 0 8px 0 42px;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 4px 8px 20px 42px;
  border-top: 1px solid var(--color-primary-light);
  margin-top: 4px;
}

/* ===== CTA ===== */
.cta-block {
  background: var(--color-white);
  padding: 56px 0;
  border-bottom: 1px solid var(--color-line);
}
.cta-block h3 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  font-weight: 900;
  margin: 0 0 10px;
  text-align: center;
}
.cta-block p {
  font-size: 14px;
  color: var(--color-muted);
  margin: 0 0 24px;
  text-align: center;
}
.cta-block .btn { display: inline-flex; margin: 0 auto; }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.8);
  padding: 64px 0 0;
}
.site-footer::before {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 155, 60, 0.6), transparent);
  margin-bottom: 56px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo { color: #fff; font-size: 22px; }
.footer-brand p {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 16px;
}
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a,
.footer-contact p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin: 0;
}
.footer-links a:hover { color: var(--color-primary); }
.footer-qr {
  width: 120px;
  height: 120px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  line-height: 1.6;
  background: rgba(255, 255, 255, 0.04);
}
.footer-copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hamburger { display: flex; }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(247, 243, 235, 0.98);
    flex-direction: column;
    align-items: center;
    padding: 24px 20px;
    margin-left: 0;
    gap: 18px;
    border-bottom: 1px solid var(--color-line);
    box-shadow: 0 16px 40px rgba(31,27,22,0.08);
    transform: translateY(-120%);
    transition: transform .3s ease;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav .btn-header { margin-left: 0; }
  .timeline-nav { flex-wrap: wrap; justify-content: center; }
  .category-hero h1 { font-size: 44px; }
  .content-grid { grid-template-columns: 1fr; gap: 40px; }
  .list-card-cover { flex: 0 0 38%; width: 38%; }
}

@media (max-width: 768px) {
  body { font-size: 15px; }
  .section { padding-top: var(--space-section-mobile); padding-bottom: var(--space-section-mobile); }
  .category-hero { padding: 130px 0 72px; }
  .category-hero h1 { font-size: 32px; }
  .hero-desc { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .list-card { flex-direction: column; }
  .list-card-cover { width: 100%; flex: auto; aspect-ratio: 16 / 9; }
  .list-card-body { padding: 20px; }
  .list-card-body h3 { font-size: 21px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-copyright { flex-direction: column; text-align: center; }
  .cta-block h3 { font-size: 26px; }
  .faq-block-title { font-size: 24px; }
  .content-grid { gap: 32px; }
  .faq-answer { padding-left: 0; }
  .faq-item.open .faq-answer { padding-left: 0; }
  .faq-question { gap: 8px; font-size: 15px; }
  .container { padding-left: 20px; padding-right: 20px; }
}

@media (max-width: 520px) {
  .category-hero h1 { font-size: 28px; letter-spacing: 1px; }
  .breadcrumb { font-size: 13px; }
  .list-card-body { padding: 18px; }
  .list-card-body h3 { font-size: 19px; }
  .pagination { flex-wrap: wrap; }
  .about-stats { flex-wrap: wrap; gap: 12px; }
  .footer-grid { gap: 24px; }
}