/* roulang page: index */
:root {
            --color-primary: #1a1a1c;
            --color-accent: #bfa67a;
            --color-accent-deep: #9b7d52;
            --color-bg: #fafaf6;
            --color-bg-alt: #f2efe8;
            --color-bg-dark: #1c1c1e;
            --color-text: #2b2b2d;
            --color-text-soft: #6b6b6f;
            --color-text-light: #9a9a9e;
            --color-border: #e5e1d9;
            --color-border-light: #efece5;
            --color-white: #ffffff;
            --color-success: #5a8a6a;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 22px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 44px rgba(0, 0, 0, 0.14);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', -apple-system, sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', -apple-system, sans-serif;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 1.6rem;
            --spacing-lg: 2.4rem;
            --spacing-xl: 3.6rem;
            --spacing-2xl: 5rem;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 62px;
            --nav-dock-width: 720px;
            --max-width: 1180px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.68;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent-deep);
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            font-size: inherit;
        }

        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-md);
        }

        /* ============ HEADER / FLOATING DOCK NAV ============ */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: auto;
            max-width: calc(100vw - 32px);
        }
        .nav-dock {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--color-border-light);
            border-radius: 50px;
            padding: 6px 10px 6px 22px;
            box-shadow: var(--shadow-md);
            min-width: 340px;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }
        .nav-dock:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border);
        }
        .nav-logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.18rem;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            line-height: 1;
        }
        .nav-logo a {
            color: inherit;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-logo .logo-dot {
            display: inline-block;
            width: 9px;
            height: 9px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            flex-wrap: nowrap;
        }
        .nav-links a {
            display: inline-block;
            padding: 9px 16px;
            border-radius: 28px;
            font-size: 0.94rem;
            font-weight: 500;
            color: var(--color-text-soft);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: rgba(0, 0, 0, 0.04);
        }
        .nav-links a.nav-active {
            color: var(--color-white);
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-xs);
        }
        .nav-links a.nav-active:hover {
            background: var(--color-primary);
            color: var(--color-white);
        }
        .nav-cta-dock {
            flex-shrink: 0;
            padding: 10px 20px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 28px;
            font-weight: 600;
            font-size: 0.94rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(191, 166, 122, 0.35);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-cta-dock:hover {
            background: var(--color-accent-deep);
            color: #fff;
            box-shadow: 0 4px 16px rgba(155, 125, 82, 0.45);
            transform: translateY(-1px);
        }
        .nav-hamburger {
            display: none;
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            background: transparent;
            transition: background var(--transition-fast);
            font-size: 1.3rem;
            color: var(--color-primary);
        }
        .nav-hamburger:hover {
            background: rgba(0, 0, 0, 0.05);
        }

        /* Mobile nav panel */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(250, 250, 246, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-lg);
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-slow);
        }
        .mobile-nav-panel.is-open {
            display: flex;
            opacity: 1;
            pointer-events: all;
        }
        .mobile-nav-panel a {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            padding: 10px 24px;
            border-radius: 30px;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a.nav-active {
            color: var(--color-accent-deep);
        }
        .mobile-nav-panel .mobile-close {
            position: absolute;
            top: 22px;
            right: 22px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-primary);
            transition: background var(--transition-fast);
        }
        .mobile-nav-panel .mobile-close:hover {
            background: rgba(0, 0, 0, 0.12);
        }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: var(--color-bg-dark);
            margin-top: 0;
            padding-top: 80px;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            opacity: 0.55;
            filter: brightness(0.7) saturate(0.85);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(180deg, rgba(28, 28, 30, 0.45) 0%, rgba(28, 28, 30, 0.78) 60%, rgba(28, 28, 30, 0.9) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 740px;
            padding: var(--spacing-xl) var(--spacing-md);
            color: #fff;
        }
        .hero-badge {
            display: inline-block;
            padding: 7px 18px;
            border: 1px solid rgba(255, 255, 255, 0.45);
            border-radius: 30px;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: var(--spacing-md);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            background: rgba(255, 255, 255, 0.06);
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: clamp(2.4rem, 5vw, 3.8rem);
            font-weight: 700;
            letter-spacing: 0.04em;
            line-height: 1.22;
            margin-bottom: var(--spacing-md);
        }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.78);
            letter-spacing: 0.03em;
            line-height: 1.7;
            margin-bottom: var(--spacing-lg);
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-cta-group {
            display: flex;
            gap: var(--spacing-sm);
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn-hero-primary {
            padding: 14px 30px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 32px;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.04em;
            transition: all var(--transition-base);
            box-shadow: 0 4px 18px rgba(191, 166, 122, 0.4);
        }
        .btn-hero-primary:hover {
            background: var(--color-accent-deep);
            color: #fff;
            box-shadow: 0 6px 26px rgba(155, 125, 82, 0.5);
            transform: translateY(-2px);
        }
        .btn-hero-outline {
            padding: 14px 30px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            border-radius: 32px;
            font-weight: 500;
            font-size: 1rem;
            letter-spacing: 0.04em;
            transition: all var(--transition-base);
        }
        .btn-hero-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ============ SECTIONS ============ */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: #e0e0e0;
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--color-accent-deep);
            font-weight: 600;
            margin-bottom: var(--spacing-xs);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(1.7rem, 3vw, 2.3rem);
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-subtitle {
            color: var(--color-text-soft);
            font-size: 1.02rem;
            max-width: 540px;
            margin: 0 auto;
            line-height: 1.65;
        }
        .section-dark .section-subtitle {
            color: #b0b0b4;
        }

        /* ============ BRAND MATRIX CARDS ============ */
        .brand-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-lg);
        }
        .brand-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
        }
        .brand-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--color-border);
        }
        .brand-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .brand-card-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .brand-card-tag {
            font-size: 0.75rem;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent-deep);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .brand-card-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .brand-card-desc {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.55;
            flex: 1;
        }
        .brand-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: var(--spacing-sm);
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent-deep);
            letter-spacing: 0.03em;
            transition: gap var(--transition-fast);
        }
        .brand-card-link:hover {
            gap: 10px;
            color: var(--color-accent-deep);
        }

        /* ============ DATA PANEL ============ */
        .data-panel {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .data-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg) var(--spacing-md);
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .data-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .data-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: var(--spacing-xs);
        }
        .data-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 4px;
        }
        .data-label {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            letter-spacing: 0.03em;
        }
        .section-dark .data-card {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(255, 255, 255, 0.1);
            color: #e0e0e0;
        }
        .section-dark .data-number {
            color: #fff;
        }
        .section-dark .data-label {
            color: #b0b0b4;
        }

        /* ============ INFO LIST / 资讯 ============ */
        .info-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-md);
        }
        .info-card {
            display: flex;
            gap: var(--spacing-md);
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            align-items: flex-start;
        }
        .info-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateY(-2px);
        }
        .info-card-img {
            width: 100px;
            height: 80px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .info-card-content h4 {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
        }
        .info-card-content p {
            font-size: 0.85rem;
            color: var(--color-text-soft);
            line-height: 1.5;
            margin: 0;
        }
        .info-card-meta {
            font-size: 0.75rem;
            color: var(--color-text-light);
            letter-spacing: 0.04em;
            margin-top: 4px;
        }

        /* ============ FEATURE BLOCK ============ */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
        }
        .feature-block.reverse {
            direction: rtl;
        }
        .feature-block.reverse>* {
            direction: ltr;
        }
        .feature-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
        }
        .feature-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            aspect-ratio: 4/3;
            object-fit: cover;
        }
        .feature-text h3 {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
        }
        .feature-text p {
            color: var(--color-text-soft);
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
        }
        .feature-text .btn-outline {
            display: inline-block;
            padding: 11px 22px;
            border: 1.5px solid var(--color-primary);
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            transition: all var(--transition-base);
            background: transparent;
        }
        .feature-text .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ============ FAQ ACCORDION ============ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: var(--spacing-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-xs);
        }
        .faq-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            padding: var(--spacing-md) var(--spacing-lg);
            text-align: left;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--spacing-sm);
            background: transparent;
            cursor: pointer;
            transition: background var(--transition-fast);
            border: none;
            font-family: inherit;
            line-height: 1.5;
        }
        .faq-question:hover {
            background: rgba(0, 0, 0, 0.015);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 0, 0, 0.04);
            transition: all var(--transition-base);
            font-size: 0.8rem;
            color: var(--color-text-soft);
        }
        .faq-item.is-active .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 var(--spacing-lg);
        }
        .faq-item.is-active .faq-answer {
            max-height: 250px;
            padding: 0 var(--spacing-lg) var(--spacing-md);
        }
        .faq-answer p {
            color: var(--color-text-soft);
            line-height: 1.65;
            font-size: 0.95rem;
            margin: 0;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            text-align: center;
            padding: var(--spacing-2xl) 0;
            background: linear-gradient(160deg, #fafaf6 0%, #f0ece0 100%);
            border-radius: var(--radius-xl);
            margin-bottom: var(--spacing-2xl);
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            letter-spacing: 0.03em;
            color: var(--color-primary);
            margin-bottom: var(--spacing-sm);
        }
        .cta-section p {
            color: var(--color-text-soft);
            max-width: 500px;
            margin: 0 auto var(--spacing-lg);
            font-size: 1rem;
            line-height: 1.6;
        }
        .btn-cta-large {
            display: inline-block;
            padding: 16px 36px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 34px;
            font-weight: 700;
            font-size: 1.05rem;
            letter-spacing: 0.05em;
            transition: all var(--transition-base);
            box-shadow: 0 6px 22px rgba(191, 166, 122, 0.4);
        }
        .btn-cta-large:hover {
            background: var(--color-accent-deep);
            color: #fff;
            box-shadow: 0 8px 30px rgba(155, 125, 82, 0.5);
            transform: translateY(-3px);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-bg-dark);
            color: #c0c0c4;
            padding: var(--spacing-xl) 0 var(--spacing-md);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-xl);
            padding-bottom: var(--spacing-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-sm);
        }
        .footer-brand p {
            color: #a0a0a5;
            line-height: 1.6;
            font-size: 0.88rem;
        }
        .footer-col h4 {
            font-weight: 700;
            font-size: 0.95rem;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: var(--spacing-sm);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: #a0a0a5;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            text-align: center;
            padding-top: var(--spacing-md);
            font-size: 0.82rem;
            color: #7a7a80;
            letter-spacing: 0.03em;
        }
        .footer-bottom a {
            color: #b0b0b5;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .brand-matrix-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-panel {
                grid-template-columns: repeat(2, 1fr);
            }
            .info-list {
                grid-template-columns: 1fr;
            }
            .feature-block {
                grid-template-columns: 1fr;
                gap: var(--spacing-lg);
            }
            .feature-block.reverse {
                direction: ltr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-lg);
            }
            .nav-dock {
                padding: 6px 8px 6px 16px;
                gap: 4px;
            }
            .nav-links a {
                padding: 8px 11px;
                font-size: 0.82rem;
            }
            .nav-cta-dock {
                padding: 8px 14px;
                font-size: 0.82rem;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-dock {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-dock {
                padding: 6px 10px 6px 18px;
                min-width: auto;
                border-radius: 40px;
            }
            .hero-section {
                min-height: 70vh;
                padding-top: 70px;
            }
            .hero-title {
                font-size: 1.9rem;
            }
            .hero-desc {
                font-size: 0.95rem;
            }
            .brand-matrix-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .data-panel {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-sm);
            }
            .data-number {
                font-size: 1.8rem;
            }
            .info-list {
                grid-template-columns: 1fr;
            }
            .info-card {
                flex-direction: column;
            }
            .info-card-img {
                width: 100%;
                height: 140px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .section {
                padding: var(--spacing-xl) 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .feature-text h3 {
                font-size: 1.4rem;
            }
            .faq-question {
                padding: var(--spacing-sm) var(--spacing-md);
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 var(--spacing-md);
            }
            .faq-item.is-active .faq-answer {
                padding: 0 var(--spacing-md) var(--spacing-sm);
            }
            .cta-section {
                padding: var(--spacing-xl) var(--spacing-md);
                border-radius: var(--radius-lg);
                margin: 0 var(--spacing-sm) var(--spacing-xl);
            }
        }
        @media (max-width: 520px) {
            .data-panel {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .data-card {
                padding: var(--spacing-md) var(--spacing-sm);
            }
            .data-number {
                font-size: 1.5rem;
            }
            .hero-section {
                min-height: 60vh;
                padding-top: 60px;
            }
            .hero-title {
                font-size: 1.55rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 11px 20px;
                font-size: 0.88rem;
            }
            .nav-dock {
                border-radius: 34px;
                padding: 5px 8px 5px 14px;
            }
            .nav-logo {
                font-size: 0.95rem;
            }
            .container-main {
                padding: 0 var(--spacing-sm);
            }
        }

/* roulang page: category2 */
/* ==================== 设计变量 ==================== */
        :root {
            --color-primary: #1a1a2e;
            --color-primary-soft: #2d2d44;
            --color-accent: #c8a45c;
            --color-accent-hover: #d4b56e;
            --color-accent-soft: #f5ecd7;
            --color-bg: #fafaf8;
            --color-bg-alt: #f2efe8;
            --color-bg-dark: #1c1c28;
            --color-bg-card: #ffffff;
            --color-text: #2c2c2c;
            --color-text-soft: #6b6b6b;
            --color-text-light: #999999;
            --color-text-on-dark: #e8e8e0;
            --color-border: #e5e0d8;
            --color-border-light: #f0ebe2;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 50px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
            --space-xs: 6px;
            --space-sm: 12px;
            --space-md: 20px;
            --space-lg: 32px;
            --space-xl: 48px;
            --space-2xl: 64px;
            --space-3xl: 80px;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', 'SimSun', serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --max-width: 1160px;
            --nav-dock-width: 920px;
        }

        /* ==================== 基础 Reset ==================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 600;
            color: var(--color-primary);
        }

        p {
            margin: 0;
        }

        /* ==================== 通用容器 ==================== */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--space-md);
            padding-right: var(--space-md);
        }

        .container-narrow {
            max-width: 820px;
            margin: 0 auto;
            padding-left: var(--space-md);
            padding-right: var(--space-md);
        }

        /* ==================== 浮动 Dock 导航 ==================== */
        .nav-dock-wrapper {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: 100%;
            max-width: var(--nav-dock-width);
            padding: 0 var(--space-md);
            pointer-events: none;
        }

        .nav-dock {
            pointer-events: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-full);
            padding: 10px 22px;
            box-shadow: var(--shadow-md);
            transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
            gap: 10px;
        }

        .nav-dock:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-1px);
        }

        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: 0.02em;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .nav-logo:hover {
            color: var(--color-accent);
        }

        .nav-logo .logo-accent {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .nav-links li a {
            display: inline-block;
            padding: 8px 15px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .nav-links li a:hover {
            color: var(--color-primary);
            background: rgba(0, 0, 0, 0.04);
        }

        .nav-links li a.nav-active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }

        .nav-links li a.nav-active:hover {
            background: var(--color-primary-soft);
            color: #fff;
        }

        .nav-cta-dock {
            flex-shrink: 0;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            letter-spacing: 0.02em;
            box-shadow: var(--shadow-xs);
        }

        .btn-nav-cta:hover {
            background: var(--color-accent-hover);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
            color: #fff;
        }

        .btn-nav-cta i {
            font-size: 0.8rem;
        }

        /* 移动端菜单按钮 */
        .nav-mobile-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            background: var(--color-primary);
            color: #fff;
            font-size: 1.1rem;
            flex-shrink: 0;
            pointer-events: auto;
            transition: all var(--transition-fast);
            border: none;
            cursor: pointer;
        }

        .nav-mobile-toggle:hover {
            background: var(--color-primary-soft);
            transform: scale(1.04);
        }

        .nav-mobile-toggle:active {
            transform: scale(0.96);
        }

        /* 移动端菜单面板 */
        .nav-mobile-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--space-lg);
            padding: var(--space-xl);
        }

        .nav-mobile-panel.is-open {
            display: flex;
        }

        .nav-mobile-panel a {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--color-text);
            padding: 10px 20px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
        }

        .nav-mobile-panel a:hover {
            background: rgba(0, 0, 0, 0.05);
            color: var(--color-primary);
        }

        .nav-mobile-panel a.nav-active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
        }

        .nav-mobile-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
        }

        .nav-mobile-close:hover {
            background: #e0dcd4;
            transform: rotate(90deg);
        }

        /* 页面顶部占位 */
        .nav-spacer {
            height: 100px;
        }

        /* ==================== 板块通用样式 ==================== */
        .section-padding {
            padding: var(--space-2xl) 0;
        }

        .section-padding-lg {
            padding: var(--space-3xl) 0;
        }

        .section-padding-sm {
            padding: var(--space-xl) 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: var(--space-sm);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: var(--space-sm);
            letter-spacing: 0.01em;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-soft);
            max-width: 640px;
            line-height: 1.7;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }

        .section-header .section-subtitle {
            margin: 0 auto;
        }

        /* 分隔线 */
        .divider-accent {
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: var(--space-sm) auto;
        }

        .divider-accent-left {
            margin-left: 0;
        }

        /* ==================== Banner 分类页横幅 ==================== */
        .category-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background-size: cover;
            background-position: center 35%;
            background-repeat: no-repeat;
            overflow: hidden;
            margin-top: -100px;
            padding-top: 100px;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(20, 20, 30, 0.65) 0%,
                    rgba(20, 20, 30, 0.5) 40%,
                    rgba(20, 20, 30, 0.7) 100%);
            z-index: 1;
        }

        .category-banner-content {
            position: relative;
            z-index: 2;
            padding: var(--space-3xl) var(--space-md);
            max-width: 700px;
        }

        .category-banner-content .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: var(--space-md);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .category-banner-content h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.02em;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .category-banner-content .banner-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            max-width: 540px;
            margin: 0 auto;
        }

        /* ==================== 按钮系统 ==================== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            cursor: pointer;
            border: none;
            text-align: center;
            justify-content: center;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:hover {
            background: var(--color-primary-soft);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            box-shadow: var(--shadow-sm);
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            color: #fff;
        }

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

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 0.82rem;
        }

        .btn-lg {
            padding: 15px 30px;
            font-size: 1.05rem;
        }

        /* ==================== 卡片系统 ==================== */
        .card-article {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .card-article-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-bg-alt);
        }

        .card-article-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

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

        .card-article-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-accent);
            text-transform: uppercase;
        }

        .card-article-body h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-primary);
            line-height: 1.5;
            margin: 0;
            transition: color var(--transition-fast);
        }

        .card-article:hover .card-article-body h3 {
            color: var(--color-accent);
        }

        .card-article-body p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.6;
            flex: 1;
        }

        .card-meta {
            font-size: 0.78rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* 特色大卡片 */
        .card-feature {
            background: var(--color-bg-card);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .card-feature:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .card-feature-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-bg-alt);
        }

        .card-feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

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

        .card-feature-body {
            padding: var(--space-lg);
        }

        /* ==================== 数据看板 ==================== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
        }

        .stat-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-xs);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .stat-number .stat-accent {
            color: var(--color-accent);
        }

        .stat-label {
            font-size: 0.88rem;
            color: var(--color-text-soft);
            font-weight: 500;
        }

        /* ==================== 工艺亮点区块 ==================== */
        .craft-highlight-block {
            background: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            padding: var(--space-xl);
            display: flex;
            align-items: center;
            gap: var(--space-xl);
            border: 1px solid var(--color-border-light);
        }

        .craft-highlight-img {
            flex: 0 0 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 3 / 4;
            background: #e8e4dc;
        }

        .craft-highlight-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .craft-highlight-text {
            flex: 1;
        }

        .craft-highlight-text h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            margin-bottom: var(--space-sm);
            color: var(--color-primary);
        }

        .craft-highlight-text p {
            color: var(--color-text-soft);
            line-height: 1.8;
            margin-bottom: var(--space-md);
        }

        /* ==================== FAQ 折叠面板 ==================== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .faq-item {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            cursor: pointer;
            background: none;
            border: none;
            text-align: left;
            transition: all var(--transition-fast);
            gap: var(--space-sm);
        }

        .faq-question:hover {
            color: var(--color-accent);
            background: rgba(0, 0, 0, 0.015);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: transform var(--transition-smooth);
            color: var(--color-text-soft);
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
            background: var(--color-accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
            font-size: 0.93rem;
            color: var(--color-text-soft);
            line-height: 1.8;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px 20px;
        }

        /* ==================== CTA 区块 ==================== */
        .cta-section {
            background: var(--color-bg-dark);
            border-radius: var(--radius-xl);
            padding: var(--space-2xl) var(--space-xl);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: var(--color-accent);
            border-radius: 50%;
            opacity: 0.12;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            background: var(--color-accent);
            border-radius: 50%;
            opacity: 0.08;
            pointer-events: none;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            color: #fff;
            margin-bottom: var(--space-sm);
        }

        .cta-section p {
            color: var(--color-text-on-dark);
            max-width: 500px;
            margin: 0 auto var(--space-lg);
            font-size: 1rem;
            line-height: 1.7;
        }

        /* ==================== 页脚 ==================== */
        .site-footer {
            background: var(--color-primary);
            color: var(--color-text-on-dark);
            padding: var(--space-3xl) 0 var(--space-lg);
            margin-top: var(--space-3xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: var(--space-xl);
            margin-bottom: var(--space-xl);
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.03em;
        }

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: var(--space-md);
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            text-decoration: underline;
        }

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

        /* ==================== 标签/徽章 ==================== */
        .badge-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.73rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            background: var(--color-accent-soft);
            color: #8b6914;
            white-space: nowrap;
        }

        .badge-tag-dark {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        /* ==================== 面包屑 ==================== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--color-text-soft);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-soft);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .breadcrumb-sep {
            color: var(--color-text-light);
            font-size: 0.7rem;
        }

        .breadcrumb .breadcrumb-current {
            color: var(--color-primary);
            font-weight: 500;
        }

        /* ==================== 响应式设计 ==================== */
        @media (max-width: 1024px) {
            :root {
                --nav-dock-width: 95%;
            }

            .nav-dock {
                padding: 10px 16px;
                gap: 4px;
            }

            .nav-links li a {
                padding: 7px 10px;
                font-size: 0.8rem;
            }

            .nav-logo {
                font-size: 1.1rem;
            }

            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.78rem;
            }

            .category-banner {
                min-height: 340px;
            }

            .category-banner-content h1 {
                font-size: 2.2rem;
            }

            .section-title {
                font-size: 1.8rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .craft-highlight-block {
                flex-direction: column;
                text-align: center;
            }

            .craft-highlight-img {
                flex: 0 0 auto;
                width: 100%;
                max-width: 300px;
                aspect-ratio: 4 / 3;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-dock-width: 100%;
            }

            .nav-spacer {
                height: 80px;
            }

            .nav-dock-wrapper {
                top: 8px;
                padding: 0 var(--space-sm);
                max-width: 100%;
            }

            .nav-dock {
                border-radius: var(--radius-lg);
                padding: 8px 14px;
            }

            .nav-links {
                display: none;
            }

            .nav-cta-dock {
                display: none;
            }

            .nav-mobile-toggle {
                display: flex;
            }

            .nav-logo {
                font-size: 1.05rem;
            }

            .category-banner {
                min-height: 300px;
                margin-top: -80px;
                padding-top: 80px;
            }

            .category-banner-content h1 {
                font-size: 1.7rem;
            }

            .category-banner-content .banner-desc {
                font-size: 0.95rem;
            }

            .section-title {
                font-size: 1.55rem;
            }

            .section-padding {
                padding: var(--space-xl) 0;
            }

            .section-padding-lg {
                padding: var(--space-2xl) 0;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }

            .stat-number {
                font-size: 2rem;
            }

            .stat-card {
                padding: var(--space-md) var(--space-sm);
            }

            .cta-section {
                padding: var(--space-xl) var(--space-md);
                border-radius: var(--radius-lg);
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }

            .card-article-body h3 {
                font-size: 1rem;
            }

            .craft-highlight-block {
                padding: var(--space-md);
                gap: var(--space-md);
            }

            .craft-highlight-text h3 {
                font-size: 1.25rem;
            }
        }

        @media (max-width: 520px) {
            .category-banner {
                min-height: 260px;
            }

            .category-banner-content h1 {
                font-size: 1.4rem;
            }

            .section-title {
                font-size: 1.35rem;
            }

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

            .stat-number {
                font-size: 1.6rem;
            }

            .stat-label {
                font-size: 0.78rem;
            }

            .btn {
                padding: 10px 18px;
                font-size: 0.85rem;
            }

            .btn-lg {
                padding: 12px 22px;
                font-size: 0.9rem;
            }

            .card-article-body {
                padding: var(--space-sm);
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }

            .faq-answer {
                font-size: 0.85rem;
            }

            .craft-highlight-img {
                max-width: 100%;
            }

            .container-main {
                padding-left: var(--space-sm);
                padding-right: var(--space-sm);
            }

            .container-narrow {
                padding-left: var(--space-sm);
                padding-right: var(--space-sm);
            }
        }

        /* ==================== 辅助动画 ==================== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .anim-fade-in {
            animation: fadeInUp 0.6s ease forwards;
        }

        .anim-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .anim-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .anim-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }

        /* ==================== Foundation 覆盖 ==================== */
        .grid-x.grid-margin-x>.cell {
            margin-bottom: 0;
        }

        .grid-x.grid-margin-x {
            margin-bottom: 0;
        }

        a {
            color: inherit;
        }

        a:focus {
            outline: none;
        }

        button:focus {
            outline: none;
        }

/* roulang page: category5 */
:root {
            --color-primary: #1a1a1a;
            --color-accent: #c5a46b;
            --color-accent-deep: #a6844d;
            --color-bg: #fafaf8;
            --color-surface: #ffffff;
            --color-text: #2c2c2c;
            --color-text-soft: #5e5e5e;
            --color-text-weak: #8a8a8a;
            --color-border: #e5e3dd;
            --color-border-light: #f0efe9;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.03);
            --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.08);
            --shadow-nav: 0 6px 24px rgba(0, 0, 0, 0.05);
            --space-xs: 0.6rem;
            --space-sm: 1rem;
            --space-md: 1.8rem;
            --space-lg: 3rem;
            --space-xl: 5rem;
            --space-xxl: 7rem;
            --font-heading: "Noto Serif SC", "Times New Roman", "Georgia", serif;
            --font-body: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --transition: 0.25s cubic-bezier(0.25, 0.1, 0.25, 1.0);
        }

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

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

        body {
            font-family: var(--font-body);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.6;
            font-weight: 400;
            letter-spacing: 0.01em;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

        ul {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-heading);
            font-weight: 500;
            line-height: 1.3;
            letter-spacing: 0.02em;
        }

        h1 {
            font-size: clamp(2.4rem, 5vw, 3.6rem);
            color: var(--color-primary);
        }

        h2 {
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            color: var(--color-primary);
            margin-bottom: 0.5rem;
        }

        h3 {
            font-size: 1.35rem;
            font-weight: 500;
            color: #1f1f1f;
        }

        /* ---- container ---- */
        .container-main {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* ---- header & floating nav ---- */
        .site-header {
            position: sticky;
            top: 1.4rem;
            z-index: 60;
            padding: 0 1.5rem;
            display: flex;
            justify-content: center;
            pointer-events: none;
        }

        .nav-dock {
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: 60px;
            box-shadow: var(--shadow-nav);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.45rem 0.8rem 0.45rem 2rem;
            width: fit-content;
            max-width: 1100px;
            border: 1px solid rgba(229, 227, 221, 0.6);
            transition: var(--transition);
        }

        .logo-area {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: var(--color-primary);
            white-space: nowrap;
            margin-right: 2rem;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }

        .nav-links a {
            display: inline-block;
            padding: 0.5rem 1.1rem;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover {
            background: rgba(197, 164, 107, 0.08);
            color: var(--color-accent-deep);
        }

        .nav-links a.nav-active {
            background: var(--color-accent);
            color: #ffffff;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(197, 164, 107, 0.3);
        }

        .nav-cta {
            margin-left: 1rem;
            background: var(--color-primary);
            color: #fff;
            padding: 0.5rem 1.6rem;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: #333;
            color: #fff;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 0.4rem;
        }

        /* ---- main ---- */
        .page-main {
            margin-top: 2.5rem;
            padding-bottom: var(--space-xxl);
        }

        /* ---- inner hero ---- */
        .inner-hero {
            background: linear-gradient(180deg, #f4f2ec 0%, var(--color-bg) 100%);
            border-radius: var(--radius-xl);
            padding: 3.5rem 2.5rem;
            margin-bottom: 3.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 2.8rem;
            position: relative;
            overflow: hidden;
        }

        .inner-hero::after {
            content: "";
            position: absolute;
            right: -30px;
            bottom: -20px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(197, 164, 107, 0.1) 0%, transparent 70%);
            border-radius: 50%;
        }

        .inner-hero-text {
            flex: 1 1 320px;
            position: relative;
            z-index: 2;
        }

        .inner-hero-text h1 {
            margin-bottom: 0.8rem;
        }

        .inner-hero-text .subtitle {
            font-size: 1.15rem;
            color: var(--color-text-soft);
            max-width: 540px;
        }

        .inner-hero-img {
            flex: 0 0 260px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            z-index: 2;
        }

        .inner-hero-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 3/4;
        }

        /* ---- section ---- */
        .section {
            margin-bottom: var(--space-xl);
        }

        .section-header {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 2rem;
            gap: 1rem;
        }

        .section-header h2 {
            margin-bottom: 0;
        }

        .view-all {
            font-size: 0.95rem;
            color: var(--color-accent-deep);
            font-weight: 500;
            border-bottom: 1.5px solid transparent;
        }

        .view-all:hover {
            border-bottom-color: var(--color-accent-deep);
        }

        /* cards */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 2rem;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2.2rem;
        }

        .card-lifestyle {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--color-border-light);
        }

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

        .card-img {
            aspect-ratio: 16/10;
            overflow: hidden;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: 0.4s ease;
        }

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

        .card-body {
            padding: 1.4rem 1.4rem 1.8rem;
        }

        .card-tag {
            display: inline-block;
            background: rgba(197, 164, 107, 0.12);
            color: var(--color-accent-deep);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.25rem 0.9rem;
            border-radius: 20px;
            margin-bottom: 0.8rem;
            letter-spacing: 0.02em;
        }

        .card-body h3 {
            margin-bottom: 0.5rem;
        }

        .card-body p {
            color: var(--color-text-weak);
            font-size: 0.95rem;
        }

        /* insight block */
        .insight-block {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 2rem 2.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
        }

        .insight-block.reverse {
            flex-direction: row-reverse;
        }

        .insight-img {
            flex: 1 1 240px;
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .insight-text {
            flex: 2 1 320px;
        }

        .insight-text h3 {
            margin-bottom: 0.7rem;
        }

        /* list items */
        .styled-list {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }

        .styled-list li {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--color-border-light);
        }

        .list-icon {
            color: var(--color-accent);
            font-size: 1.2rem;
            margin-top: 0.2rem;
        }

        /* faq */
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 1.2rem 1.8rem;
            margin-bottom: 1rem;
            border: 1px solid var(--color-border-light);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-q {
            font-weight: 600;
            font-size: 1.05rem;
            margin-bottom: 0.4rem;
        }

        .faq-a {
            color: var(--color-text-soft);
            font-size: 0.95rem;
        }

        /* cta */
        .cta-band {
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-xl);
            padding: 3.5rem 2.5rem;
            text-align: center;
            margin-top: var(--space-lg);
        }

        .cta-band h2 {
            color: #fff;
        }

        .cta-band p {
            color: #ddd;
            max-width: 560px;
            margin: 0.8rem auto 1.8rem;
        }

        .btn-light {
            background: #fff;
            color: var(--color-primary);
            padding: 0.8rem 2.2rem;
            border-radius: 40px;
            font-weight: 600;
            display: inline-block;
            transition: var(--transition);
        }

        .btn-light:hover {
            background: #eaeaea;
            color: #000;
        }

        /* footer */
        .site-footer {
            background: var(--color-primary);
            color: #ddd;
            padding: 3.5rem 2rem 2rem;
            margin-top: var(--space-xl);
            border-radius: 40px 40px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.6rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.8rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: #bbb;
        }

        .footer-col h4 {
            color: #fff;
            font-family: var(--font-body);
            font-weight: 600;
            margin-bottom: 1rem;
            font-size: 1rem;
        }

        .footer-col ul li {
            margin-bottom: 0.5rem;
        }

        .footer-col a,
        .footer-col span {
            color: #bbb;
            font-size: 0.9rem;
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid #3a3a3a;
            font-size: 0.8rem;
            color: #999;
        }

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

        @media (max-width: 1024px) {
            .nav-dock {
                padding: 0.4rem 1.2rem 0.4rem 1.6rem;
            }
            .nav-links a {
                padding: 0.4rem 0.8rem;
                font-size: 0.85rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .container-main {
                padding: 0 1.2rem;
            }
            .nav-dock {
                width: 100%;
                justify-content: space-between;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 1.5rem;
                right: 1.5rem;
                background: #fff;
                flex-direction: column;
                border-radius: 30px;
                box-shadow: var(--shadow-lg);
                padding: 1rem;
                gap: 0;
            }
            .nav-links.show {
                display: flex;
            }
            .mobile-toggle {
                display: block;
                margin-left: auto;
            }
            .inner-hero {
                flex-direction: column;
                text-align: center;
                padding: 2.2rem 1.5rem;
            }
            .inner-hero-img {
                flex: 0 0 auto;
                width: 180px;
                margin: 0 auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .insight-block {
                flex-direction: column;
            }
            .insight-block.reverse {
                flex-direction: column;
            }
        }

/* roulang page: category4 */
/* ============ 设计变量 ============ */
        :root {
            --primary: #1a1a2e;
            --primary-light: #252540;
            --accent: #b8860b;
            --accent-light: #d4a843;
            --accent-soft: #f0e4cc;
            --bg: #faf8f5;
            --bg-warm: #f5f1eb;
            --card-bg: #ffffff;
            --text: #2d2d2d;
            --text-heading: #1a1a2e;
            --text-light: #6b6b6b;
            --text-muted: #999898;
            --border: #e8e4df;
            --border-light: #f0ece7;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-gold: 0 4px 24px rgba(184, 134, 11, 0.14);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', 'SimSun', serif;
            --font-body: 'Inter', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --nav-height: 68px;
            --dock-radius: 40px;
            --max-width: 1240px;
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            min-height: 100vh;
            -webkit-tap-highlight-color: transparent;
            letter-spacing: 0.01em;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
        }

        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--text-heading);
            line-height: 1.3;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }

        @media (max-width: 768px) {
            .container-main {
                padding: 0 18px;
            }
        }

        /* ============ 浮动 Dock 导航 ============ */
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 1000;
            padding: 0 20px;
            pointer-events: none;
            transition: top var(--transition);
        }

        .nav-dock {
            max-width: var(--max-width);
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px) saturate(140%);
            -webkit-backdrop-filter: blur(18px) saturate(140%);
            border-radius: var(--dock-radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 8px 0 22px;
            height: var(--nav-height);
            pointer-events: auto;
            transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition-fast);
        }

        .nav-dock:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }

        .nav-logo-wrap {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }

        .nav-links li a {
            display: block;
            padding: 9px 16px;
            border-radius: 28px;
            font-size: 0.94rem;
            font-weight: 500;
            color: var(--text);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links li a:hover {
            color: var(--primary);
            background: rgba(26, 26, 46, 0.05);
        }

        .nav-links li a.nav-active {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(26, 26, 46, 0.22);
        }

        .nav-links li a.nav-active:hover {
            background: var(--primary-light);
            color: #fff;
        }

        .nav-cta-btn {
            flex-shrink: 0;
            padding: 10px 22px;
            border-radius: 28px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.92rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 10px rgba(184, 134, 11, 0.25);
        }

        .nav-cta-btn:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
            transform: translateY(-1px);
            color: #fff;
        }

        .nav-hamburger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
            pointer-events: auto;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: var(--primary-light);
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(26, 26, 46, 0.96);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 28px;
            backdrop-filter: blur(8px);
        }

        .mobile-nav-panel.open {
            display: flex;
        }

        .mobile-nav-panel a {
            color: #fff;
            font-size: 1.3rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            padding: 10px 24px;
            border-radius: 30px;
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.nav-active {
            background: rgba(255, 255, 255, 0.15);
        }

        .mobile-nav-panel a.nav-active {
            font-weight: 700;
            background: var(--accent);
            color: #fff;
        }

        .mobile-nav-close {
            position: absolute;
            top: 24px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            cursor: pointer;
            transition: background var(--transition-fast);
        }

        .mobile-nav-close:hover {
            background: rgba(255, 255, 255, 0.28);
        }

        @media (max-width: 920px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-dock {
                padding: 0 14px 0 18px;
            }
            .nav-logo-text {
                font-size: 1.05rem;
            }
            .nav-logo-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                top: 8px;
                padding: 0 10px;
            }
            .nav-dock {
                border-radius: 28px;
                height: 56px;
                padding: 0 10px 0 14px;
            }
            .nav-logo-text {
                font-size: 0.95rem;
            }
            .nav-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }
            .nav-hamburger {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
        }

        /* ============ 内页 Banner ============ */
        .inner-banner {
            position: relative;
            padding: 80px 0 70px;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-attachment: fixed;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            overflow: hidden;
            margin-bottom: 50px;
        }

        .inner-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.72) 0%, rgba(26, 26, 46, 0.55) 50%, rgba(26, 26, 46, 0.78) 100%);
            z-index: 1;
        }

        .inner-banner::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(184, 134, 11, 0.18) 0%, transparent 60%);
            z-index: 1;
        }

        .inner-banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
        }

        .inner-banner-badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(6px);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.06em;
            color: #f0e4cc;
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.18);
        }

        .inner-banner h1 {
            font-size: 3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .inner-banner p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .inner-banner {
                padding: 60px 0 50px;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
                margin-bottom: 36px;
                background-attachment: scroll;
            }
            .inner-banner h1 {
                font-size: 2rem;
            }
            .inner-banner p {
                font-size: 1rem;
                max-width: 90%;
            }
        }

        @media (max-width: 520px) {
            .inner-banner {
                padding: 44px 0 38px;
                border-radius: 0 0 var(--radius) var(--radius);
            }
            .inner-banner h1 {
                font-size: 1.6rem;
            }
            .inner-banner p {
                font-size: 0.9rem;
            }
            .inner-banner-badge {
                font-size: 0.75rem;
                padding: 5px 14px;
            }
        }

        /* ============ 板块通用 ============ */
        .section {
            padding: 56px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-header h2 {
            font-size: 2rem;
            color: var(--text-heading);
            margin-bottom: 10px;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 560px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .section {
                padding: 38px 0;
            }
            .section-header h2 {
                font-size: 1.55rem;
            }
        }

        /* ============ 内容卡片网格 ============ */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .card-article {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .card-article-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }

        .card-article-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-article-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.05em;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .card-article-body h3 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-heading);
            line-height: 1.4;
        }

        .card-article-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-article-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast), color var(--transition-fast);
        }

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

        .card-article-link i {
            font-size: 0.7rem;
        }

        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
        }

        @media (max-width: 600px) {
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .card-article-body {
                padding: 16px 18px 18px;
            }
            .card-article-body h3 {
                font-size: 1.05rem;
            }
        }

        /* ============ 工艺特色区 ============ */
        .craft-showcase {
            background: var(--bg-warm);
            border-radius: var(--radius-xl);
            padding: 48px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            overflow: hidden;
            border: 1px solid var(--border-light);
        }

        .craft-showcase-img-wrap {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            aspect-ratio: 4 / 3;
        }

        .craft-showcase-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .craft-showcase:hover .craft-showcase-img-wrap img {
            transform: scale(1.04);
        }

        .craft-showcase-text h3 {
            font-size: 1.6rem;
            margin-bottom: 14px;
            color: var(--text-heading);
        }

        .craft-showcase-text p {
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 12px;
        }

        .craft-feature-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .craft-feature-tag {
            padding: 7px 15px;
            border-radius: 20px;
            background: #fff;
            border: 1px solid var(--border);
            font-size: 0.85rem;
            color: var(--text);
            font-weight: 500;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }

        .craft-feature-tag:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: var(--accent-soft);
        }

        @media (max-width: 768px) {
            .craft-showcase {
                grid-template-columns: 1fr;
                padding: 28px 22px;
                gap: 24px;
                border-radius: var(--radius);
            }
            .craft-showcase-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ============ 热门推荐排行 ============ */
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--card-bg);
            padding: 18px 22px;
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }

        .ranking-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--border);
            transform: translateX(4px);
        }

        .ranking-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.2rem;
            flex-shrink: 0;
            font-family: var(--font-heading);
        }

        .ranking-num.top1 {
            background: #fef3cd;
            color: #b8860b;
        }
        .ranking-num.top2 {
            background: #e8e8e8;
            color: #555;
        }
        .ranking-num.top3 {
            background: #f5e6d3;
            color: #a0522d;
        }
        .ranking-num.normal {
            background: #f5f5f5;
            color: #888;
        }

        .ranking-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-info h4 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-heading);
            font-family: var(--font-body);
        }

        .ranking-info span {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .ranking-arrow {
            color: var(--accent);
            font-size: 1rem;
            flex-shrink: 0;
            transition: transform var(--transition-fast);
        }

        .ranking-item:hover .ranking-arrow {
            transform: translateX(4px);
        }

        @media (max-width: 520px) {
            .ranking-item {
                padding: 14px 16px;
                gap: 12px;
            }
            .ranking-num {
                width: 36px;
                height: 36px;
                font-size: 1rem;
            }
            .ranking-info h4 {
                font-size: 0.9rem;
            }
        }

        /* ============ FAQ Accordion ============ */
        .faq-accordion-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }

        .accordion-item {
            border-bottom: 1px solid var(--border-light);
            background: #fff;
        }

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

        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-heading);
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
            letter-spacing: 0.02em;
            gap: 14px;
        }

        .accordion-title:hover {
            background: #fafaf8;
            color: var(--primary);
        }

        .accordion-title::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
            color: var(--accent);
        }

        .accordion-item.is-active .accordion-title {
            color: var(--primary);
            background: #fdfdfb;
        }

        .accordion-content {
            display: none;
            padding: 0 24px 20px;
            color: var(--text-light);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .accordion-item.is-active .accordion-content {
            display: block;
        }

        @media (max-width: 520px) {
            .accordion-title {
                padding: 15px 16px;
                font-size: 0.9rem;
            }
            .accordion-content {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
        }

        /* ============ CTA 区域 ============ */
        .cta-section {
            background: var(--primary);
            border-radius: var(--radius-xl);
            padding: 52px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            margin: 40px 0 20px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(184, 134, 11, 0.2);
            z-index: 0;
            pointer-events: none;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            z-index: 0;
            pointer-events: none;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 500px;
            margin: 0 auto 26px;
            font-size: 1rem;
        }

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

        .btn-primary-gold {
            padding: 12px 30px;
            border-radius: 30px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition);
            box-shadow: 0 3px 14px rgba(184, 134, 11, 0.35);
        }

        .btn-primary-gold:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-gold);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-outline-white {
            padding: 12px 30px;
            border-radius: 30px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition);
        }

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

        @media (max-width: 520px) {
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius);
                margin: 24px 0 12px;
            }
            .cta-section h2 {
                font-size: 1.35rem;
            }
            .btn-primary-gold,
            .btn-outline-white {
                padding: 10px 22px;
                font-size: 0.88rem;
            }
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #1a1a2e;
            color: rgba(255, 255, 255, 0.75);
            padding: 50px 0 28px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            font-family: var(--font-body);
        }

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

        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--accent-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.7;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: underline;
            transition: color var(--transition-fast);
        }

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

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .site-footer {
                padding: 36px 0 20px;
            }
        }

        /* ============ 面包屑 ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: #ccc;
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--text-heading);
            font-weight: 500;
        }

        /* ============ 特色数据条 ============ */
        .stats-strip {
            display: flex;
            gap: 28px;
            justify-content: center;
            flex-wrap: wrap;
            padding: 30px 0;
        }

        .stat-item {
            text-align: center;
            padding: 16px 28px;
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            min-width: 130px;
            transition: all var(--transition);
        }

        .stat-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--border);
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-heading);
        }

        .stat-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 4px;
            letter-spacing: 0.03em;
        }

        @media (max-width: 600px) {
            .stats-strip {
                gap: 14px;
            }
            .stat-item {
                min-width: 100px;
                padding: 12px 18px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
        }

        /* ============ 聚焦框 ============ */
        .highlight-box {
            background: linear-gradient(135deg, #fdfaf3 0%, #fef9f0 100%);
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--radius) var(--radius) 0;
            padding: 20px 24px;
            margin: 20px 0;
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.8;
        }

        .highlight-box strong {
            color: var(--accent);
        }

/* roulang page: category1 */
/* ============ 设计变量 ============ */
        :root {
            --color-primary: #1a1d23;
            --color-primary-light: #2a2d35;
            --color-accent: #c9a96e;
            --color-accent-hover: #b8945a;
            --color-accent-light: #f5efe4;
            --color-bg: #f9f7f3;
            --color-surface: #ffffff;
            --color-surface-alt: #f4f1eb;
            --color-text: #2c2c2c;
            --color-text-strong: #1a1a1a;
            --color-text-muted: #6b6b6b;
            --color-text-light: #999999;
            --color-border: #e8e5df;
            --color-border-light: #f0ede8;
            --color-success: #5a8a6a;
            --color-tag-bg: #f0ebe0;
            --color-tag-text: #8b7355;

            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 22px;
            --radius-xl: 28px;
            --radius-full: 50px;

            --shadow-xs: 0 1px 4px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.16);
            --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.07);

            --space-xs: 6px;
            --space-sm: 12px;
            --space-md: 20px;
            --space-lg: 32px;
            --space-xl: 48px;
            --space-2xl: 64px;
            --space-3xl: 80px;

            --font-heading: 'PingFang SC', 'Hiragino Sans GB', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;

            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            font-family: var(--font-heading);
            font-weight: 600;
            color: var(--color-text-strong);
            line-height: 1.3;
        }

        p {
            margin: 0 0 1em;
        }

        /* ============ 容器 ============ */
        .container-main {
            width: 100%;
            max-width: 1260px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            width: 100%;
            max-width: 900px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ============ 浮动 Dock 导航 ============ */
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 1000;
            padding: 0 16px;
            pointer-events: none;
        }

        .nav-dock {
            pointer-events: auto;
            max-width: 1100px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-lg);
            padding: 0 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 60px;
            box-shadow: var(--shadow-nav);
            border: 1px solid rgba(200, 195, 185, 0.3);
            transition: box-shadow var(--transition-base), background var(--transition-base);
        }

        .nav-dock:hover {
            box-shadow: var(--shadow-md);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-xs);
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0;
        }

        .nav-logo:hover {
            color: var(--color-primary);
            opacity: 0.85;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

        .nav-links a:hover {
            color: var(--color-accent);
            background: var(--color-accent-light);
        }

        .nav-links a.nav-active {
            color: var(--color-accent);
            background: var(--color-accent-light);
            font-weight: 600;
        }

        .nav-cta {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-primary);
            color: #fff;
            letter-spacing: 0.3px;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .btn-nav-cta:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-nav-cta:active {
            transform: translateY(0);
        }

        /* 汉堡菜单按钮 */
        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            flex-shrink: 0;
            pointer-events: auto;
            color: var(--color-text);
            font-size: 1.4rem;
            transition: background var(--transition-fast);
        }

        .nav-hamburger:hover {
            background: var(--color-surface-alt);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 320px;
            max-width: 85vw;
            height: 100vh;
            background: #fff;
            z-index: 2000;
            box-shadow: var(--shadow-xl);
            padding: 24px;
            flex-direction: column;
            gap: 16px;
            transform: translateX(100%);
            transition: transform var(--transition-slow);
            overflow-y: auto;
        }

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

        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 8px;
        }

        .mobile-drawer-close {
            background: none;
            border: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--color-text);
            transition: background var(--transition-fast);
        }

        .mobile-drawer-close:hover {
            background: var(--color-surface-alt);
        }

        .mobile-drawer .nav-links-mobile {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-drawer .nav-links-mobile a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }

        .mobile-drawer .nav-links-mobile a:hover,
        .mobile-drawer .nav-links-mobile a.nav-active {
            background: var(--color-accent-light);
            color: var(--color-accent);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1500;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-overlay.show {
            display: block;
            opacity: 1;
        }

        /* ============ 页面 Banner ============ */
        .page-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            border-radius: var(--radius-lg);
            margin-top: 20px;
            overflow: hidden;
            isolation: isolate;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(26, 29, 35, 0.82) 0%,
                    rgba(26, 29, 35, 0.55) 50%,
                    rgba(26, 29, 35, 0.35) 100%);
            z-index: 1;
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            padding: 56px 40px;
            max-width: 700px;
            color: #fff;
        }

        .page-banner-tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            font-size: 0.82rem;
            font-weight: 500;
            letter-spacing: 0.8px;
            text-transform: uppercase;
            margin-bottom: 16px;
            color: #f0e8d8;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .page-banner-content h1 {
            font-size: 2.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 1px;
            line-height: 1.25;
        }

        .page-banner-content p {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 520px;
        }

        /* ============ 板块通用 ============ */
        .section-block {
            padding: var(--space-2xl) 0;
        }

        .section-block-sm {
            padding: var(--space-xl) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }

        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            max-width: 560px;
            margin: 0 auto;
        }

        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1.2px;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 8px;
        }

        /* ============ 品牌概述区 ============ */
        .brand-overview {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
        }

        .brand-overview-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .brand-overview-text h3 {
            font-size: 1.5rem;
            margin-bottom: 16px;
            font-weight: 700;
        }

        .brand-overview-text p {
            color: var(--color-text-muted);
            font-size: 0.98rem;
            line-height: 1.8;
        }

        .brand-overview-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .brand-overview-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: var(--radius-md);
            transition: transform var(--transition-slow);
        }

        .brand-overview-image:hover img {
            transform: scale(1.04);
        }

        /* ============ 品牌卡片网格 ============ */
        .brand-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .brand-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .brand-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .brand-card-image {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .brand-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .brand-card:hover .brand-card-image img {
            transform: scale(1.06);
        }

        .brand-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(4px);
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.5px;
        }

        .brand-card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .brand-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .brand-card-body p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin-bottom: 16px;
            flex: 1;
        }

        .brand-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-accent);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

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

        .brand-card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }

        .brand-card-link:hover i {
            transform: translateX(3px);
        }

        /* ============ 深度解读区 ============ */
        .deep-dive-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .deep-dive-card {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
            transition: all var(--transition-base);
        }

        .deep-dive-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .deep-dive-card-image {
            height: 220px;
            overflow: hidden;
        }

        .deep-dive-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .deep-dive-card:hover .deep-dive-card-image img {
            transform: scale(1.05);
        }

        .deep-dive-card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .deep-dive-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .deep-dive-card-body p {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .deep-dive-meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        .deep-dive-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* ============ 数据看板 ============ */
        .data-dashboard {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            color: #fff;
            overflow: hidden;
            position: relative;
            isolation: isolate;
        }

        .data-dashboard::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.12);
            z-index: 0;
        }

        .data-dashboard::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -30px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.08);
            z-index: 0;
        }

        .data-dashboard-content {
            position: relative;
            z-index: 1;
        }

        .data-dashboard h2 {
            color: #fff;
            text-align: center;
            margin-bottom: 8px;
            font-size: 1.8rem;
        }

        .data-dashboard .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
            text-align: center;
            margin-bottom: 36px;
            font-size: 0.95rem;
        }

        .data-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .data-stat-card {
            background: rgba(255, 255, 255, 0.07);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition-base);
        }

        .data-stat-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-2px);
            border-color: rgba(201, 169, 110, 0.4);
        }

        .data-stat-number {
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-heading);
            letter-spacing: 1px;
            margin-bottom: 6px;
        }

        .data-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.3px;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-strong);
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            transition: background var(--transition-fast);
            font-family: var(--font-body);
            line-height: 1.5;
        }

        .faq-question:hover {
            background: var(--color-surface-alt);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--color-accent);
            transition: all var(--transition-base);
            margin-left: 12px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--color-surface-alt);
            border-radius: var(--radius-lg);
            padding: 52px 40px;
            text-align: center;
            border: 1px solid var(--color-border-light);
        }

        .cta-section h2 {
            font-size: 1.7rem;
            margin-bottom: 10px;
        }

        .cta-section p {
            color: var(--color-text-muted);
            max-width: 500px;
            margin: 0 auto 24px;
            font-size: 0.98rem;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            letter-spacing: 0.4px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-sm);
        }

        .btn-cta-primary:hover {
            background: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .btn-cta-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-xs);
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            font-weight: 600;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            letter-spacing: 0.3px;
            transition: all var(--transition-base);
            margin-left: 12px;
        }

        .btn-cta-outline:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
            margin-top: var(--space-2xl);
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        .footer-col ul li {
            margin-bottom: 7px;
        }

        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
            margin-bottom: 4px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }

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

        /* ============ 面包屑 ============ */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            padding: 8px 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .sep {
            color: var(--color-text-light);
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--color-accent);
            font-weight: 500;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            .brand-card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

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

            .deep-dive-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .brand-overview-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .page-banner {
                min-height: 300px;
                border-radius: var(--radius-md);
            }

            .page-banner-content h1 {
                font-size: 2rem;
            }

            .page-banner-content {
                padding: 40px 28px;
            }

            .section-header h2 {
                font-size: 1.6rem;
            }

            .nav-links {
                gap: 2px;
            }

            .nav-links a {
                padding: 7px 11px;
                font-size: 0.84rem;
            }

            .nav-dock {
                padding: 0 16px;
                height: 54px;
                border-radius: var(--radius-md);
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .nav-cta {
                display: none;
            }

            .nav-hamburger {
                display: flex;
            }

            .mobile-drawer {
                display: flex;
            }

            .nav-dock {
                height: 52px;
                padding: 0 14px;
                border-radius: var(--radius-sm);
            }

            .page-banner {
                min-height: 260px;
                border-radius: var(--radius-sm);
                margin-top: 12px;
            }

            .page-banner-content {
                padding: 32px 20px;
            }

            .page-banner-content h1 {
                font-size: 1.55rem;
            }

            .page-banner-content p {
                font-size: 0.9rem;
            }

            .brand-card-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }

            .brand-card-image {
                height: 150px;
            }

            .brand-card-body {
                padding: 14px 16px 18px;
            }

            .brand-card-body h3 {
                font-size: 1rem;
            }

            .brand-card-body p {
                font-size: 0.82rem;
            }

            .deep-dive-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .deep-dive-card-image {
                height: 180px;
            }

            .data-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .data-stat-number {
                font-size: 2rem;
            }

            .data-dashboard {
                padding: 32px 24px;
                border-radius: var(--radius-md);
            }

            .data-dashboard h2 {
                font-size: 1.4rem;
            }

            .section-header h2 {
                font-size: 1.4rem;
            }

            .brand-overview {
                padding: 28px 20px;
            }

            .brand-overview-text h3 {
                font-size: 1.25rem;
            }

            .faq-question {
                font-size: 0.92rem;
                padding: 14px 16px;
            }

            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.84rem;
            }

            .cta-section {
                padding: 36px 24px;
            }

            .cta-section h2 {
                font-size: 1.35rem;
            }

            .btn-cta-outline {
                margin-left: 0;
                margin-top: 10px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .section-block {
                padding: var(--space-xl) 0;
            }

            .section-block-sm {
                padding: var(--space-lg) 0;
            }

            .container-main {
                padding-left: 14px;
                padding-right: 14px;
            }

            .site-header {
                top: 8px;
                padding: 0 8px;
            }
        }

        @media (max-width: 520px) {
            .brand-card-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .brand-card-image {
                height: 180px;
            }

            .data-stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .data-stat-card {
                padding: 20px 14px;
            }

            .data-stat-number {
                font-size: 1.7rem;
            }

            .page-banner {
                min-height: 220px;
                border-radius: var(--radius-sm);
            }

            .page-banner-content h1 {
                font-size: 1.3rem;
            }

            .page-banner-content {
                padding: 24px 16px;
            }

            .page-banner-tag {
                font-size: 0.7rem;
                padding: 4px 12px;
            }

            .section-header h2 {
                font-size: 1.25rem;
            }

            .mobile-drawer {
                width: 100%;
                max-width: 100vw;
            }

            .btn-cta-primary,
            .btn-cta-outline {
                display: flex;
                width: 100%;
                justify-content: center;
                margin-left: 0;
            }

            .btn-cta-outline {
                margin-top: 10px;
            }

            .breadcrumb {
                font-size: 0.78rem;
            }
        }

/* roulang page: category3 */
/* ============ 设计变量 ============ */
        :root {
            --color-primary: #1a1a1f;
            --color-accent: #c8a45c;
            --color-accent-deep: #a8843a;
            --color-accent-light: #e8d5a3;
            --color-bg: #fafaf8;
            --color-bg-alt: #f3f2ee;
            --color-bg-dark: #1c1c20;
            --color-text: #2a2a2e;
            --color-text-light: #6b6b70;
            --color-text-inverse: #f5f5f0;
            --color-border: #e4e2dc;
            --color-border-light: #efede8;
            --color-white: #ffffff;
            --color-shadow-sm: rgba(0, 0, 0, 0.06);
            --color-shadow-md: rgba(0, 0, 0, 0.10);
            --color-shadow-lg: rgba(0, 0, 0, 0.15);
            --color-shadow-accent: rgba(200, 164, 92, 0.18);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 22px;
            --radius-full: 50px;
            --space-xs: 6px;
            --space-sm: 12px;
            --space-md: 20px;
            --space-lg: 32px;
            --space-xl: 48px;
            --space-2xl: 64px;
            --space-3xl: 80px;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'Songti SC', serif;
            --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-smooth: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-bounce: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
            --nav-height: 62px;
            --nav-dock-radius: 40px;
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            text-rendering: optimizeLegibility;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        ul {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-primary);
        }

        /* ============ 容器 ============ */
        .container-main {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        @media (min-width: 1200px) {
            .container-main {
                padding: 0 var(--space-lg);
            }
        }

        .container-narrow {
            max-width: 880px;
            margin: 0 auto;
            padding: 0 var(--space-md);
        }

        /* ============ Header / 浮动Dock导航 ============ */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 32px);
            max-width: 1100px;
            transition: all var(--transition-smooth);
        }

        .site-header.scrolled {
            top: 6px;
        }

        .nav-dock {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--color-border-light);
            border-radius: var(--nav-dock-radius);
            padding: 10px 22px;
            box-shadow: 0 4px 24px var(--color-shadow-sm), 0 1px 3px var(--color-shadow-sm);
            transition: all var(--transition-smooth);
        }

        .nav-dock:hover {
            box-shadow: 0 8px 32px var(--color-shadow-md), 0 2px 6px var(--color-shadow-sm);
        }

        .nav-logo {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

        .nav-logo:hover {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .nav-links li {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .nav-links a {
            display: inline-block;
            padding: 9px 16px;
            border-radius: 24px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.01em;
        }

        .nav-links a:hover {
            color: var(--color-primary);
            background: rgba(0, 0, 0, 0.04);
        }

        .nav-links a.nav-active {
            color: var(--color-accent-deep);
            background: rgba(200, 164, 92, 0.10);
            font-weight: 600;
        }

        .nav-links a.nav-active:hover {
            background: rgba(200, 164, 92, 0.16);
            color: var(--color-accent-deep);
        }

        .nav-cta {
            flex-shrink: 0;
            display: inline-block;
            padding: 10px 20px;
            background: var(--color-primary);
            color: var(--color-white);
            border-radius: 28px;
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--color-accent-deep);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px var(--color-shadow-accent);
        }

        .nav-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-hamburger:hover {
            background: rgba(0, 0, 0, 0.05);
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--space-lg);
            padding: var(--space-xl);
        }

        .mobile-nav-panel.is-open {
            display: flex;
        }

        .mobile-nav-panel a {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--color-text);
            padding: 12px 24px;
            border-radius: 30px;
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.nav-active {
            color: var(--color-accent-deep);
            background: rgba(200, 164, 92, 0.08);
        }

        .mobile-nav-close {
            position: absolute;
            top: 20px;
            right: 24px;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--color-primary);
            cursor: pointer;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-nav-close:hover {
            background: rgba(0, 0, 0, 0.05);
        }

        /* ============ 页面Banner ============ */
        .page-banner {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--color-bg-dark);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 40%;
            background-repeat: no-repeat;
            margin-top: 90px;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            overflow: hidden;
            isolation: isolate;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(20, 20, 24, 0.55) 0%,
                    rgba(20, 20, 24, 0.7) 60%,
                    rgba(20, 20, 24, 0.85) 100%);
            z-index: 1;
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            padding: var(--space-3xl) var(--space-md);
            max-width: 750px;
            margin: 0 auto;
        }

        .page-banner-content .banner-tag {
            display: inline-block;
            padding: 7px 18px;
            background: rgba(200, 164, 92, 0.2);
            border: 1px solid rgba(200, 164, 92, 0.4);
            color: var(--color-accent-light);
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: var(--space-md);
        }

        .page-banner-content h1 {
            font-size: 2.8rem;
            color: #ffffff;
            margin-bottom: var(--space-sm);
            letter-spacing: 0.03em;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .page-banner-content .banner-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            max-width: 600px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 340px;
                margin-top: 80px;
                border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            }
            .page-banner-content h1 {
                font-size: 1.9rem;
            }
            .page-banner-content .banner-subtitle {
                font-size: 1rem;
            }
        }

        /* ============ 板块通用 ============ */
        .section {
            padding: var(--space-2xl) 0;
        }

        .section-alt {
            background: var(--color-bg-alt);
        }

        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }

        .section-dark h2,
        .section-dark h3 {
            color: #ffffff;
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--space-xl);
        }

        .section-header h2 {
            font-size: 2rem;
            margin-bottom: var(--space-xs);
            letter-spacing: 0.02em;
        }

        .section-header .section-subtitle {
            color: var(--color-text-light);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--space-xl) 0;
            }
            .section-header h2 {
                font-size: 1.55rem;
            }
            .section-header .section-subtitle {
                font-size: 0.95rem;
            }
        }

        /* ============ 按钮 ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
            cursor: pointer;
            text-align: center;
            justify-content: center;
            white-space: nowrap;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-accent-deep);
            border-color: var(--color-accent-deep);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px var(--color-shadow-accent);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-border);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-deep);
            background: rgba(200, 164, 92, 0.04);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .btn-accent:hover {
            background: var(--color-accent-deep);
            border-color: var(--color-accent-deep);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px var(--color-shadow-accent);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: 24px;
        }
        .btn-lg {
            padding: 14px 34px;
            font-size: 1.05rem;
            border-radius: 36px;
        }

        /* ============ 卡片 ============ */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 8px var(--color-shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px var(--color-shadow-md);
            border-color: var(--color-border);
        }

        .card-img-wrapper {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
        }

        .card-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .card:hover .card-img-wrapper img {
            transform: scale(1.05);
        }

        .card-img-wrapper .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 14px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .card-body {
            padding: var(--space-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .card-body p {
            color: var(--color-text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: var(--space-sm);
            flex: 1;
        }

        .card-body .card-meta {
            font-size: 0.8rem;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: auto;
            padding-top: var(--space-xs);
            border-top: 1px solid var(--color-border-light);
        }

        .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent-deep);
            margin-top: var(--space-sm);
            transition: gap var(--transition-fast);
        }
        .card-body .card-link:hover {
            gap: 10px;
            color: var(--color-accent-deep);
        }
        .card-body .card-link i {
            font-size: 0.7rem;
        }

        /* ============ 趋势标签 ============ */
        .trend-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: var(--space-md);
        }

        .trend-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: 28px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            cursor: default;
        }

        .trend-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-deep);
            background: rgba(200, 164, 92, 0.05);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px var(--color-shadow-sm);
        }

        .trend-tag i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }

        /* ============ 数据看板 ============ */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--space-md);
            text-align: center;
        }

        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 8px var(--color-shadow-sm);
        }

        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 28px var(--color-shadow-md);
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--color-accent-deep);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-light);
            font-weight: 500;
        }

        .stat-card .stat-icon {
            font-size: 1.8rem;
            color: var(--color-accent);
            margin-bottom: 8px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-sm);
            }
            .stat-number {
                font-size: 2rem;
            }
            .stat-card {
                padding: var(--space-md);
            }
        }

        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
        }

        /* ============ 风格指南区块 ============ */
        .style-guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--space-md);
        }

        .style-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: var(--space-lg);
            text-align: center;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: 0 2px 8px var(--color-shadow-sm);
        }

        .style-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 26px var(--color-shadow-md);
            border-color: var(--color-border);
        }

        .style-card .style-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--space-md);
            font-size: 1.5rem;
            color: var(--color-accent-deep);
            transition: all var(--transition-smooth);
        }

        .style-card:hover .style-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.08);
        }

        .style-card h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
        }
        .style-card p {
            font-size: 0.88rem;
            color: var(--color-text-light);
            line-height: 1.5;
        }

        @media (max-width: 768px) {
            .style-guide-grid {
                grid-template-columns: 1fr;
                gap: var(--space-sm);
            }
        }

        /* ============ 资讯列表 ============ */
        .info-list {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
        }

        .info-list-item {
            display: flex;
            align-items: flex-start;
            gap: var(--space-md);
            padding: var(--space-md);
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: default;
        }

        .info-list-item:hover {
            border-color: var(--color-border);
            box-shadow: 0 4px 14px var(--color-shadow-sm);
            transform: translateX(3px);
        }

        .info-list-item .info-index {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(200, 164, 92, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-accent-deep);
            font-family: var(--font-heading);
            font-size: 1.1rem;
        }

        .info-list-item .info-content h4 {
            font-size: 1rem;
            margin-bottom: 2px;
            font-family: var(--font-body);
            font-weight: 600;
        }
        .info-list-item .info-content p {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin: 0;
        }
        .info-list-item .info-date {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--color-text-light);
            white-space: nowrap;
            margin-left: auto;
            align-self: center;
        }

        @media (max-width: 600px) {
            .info-list-item {
                flex-wrap: wrap;
                gap: var(--space-sm);
            }
            .info-list-item .info-date {
                margin-left: 0;
                width: 100%;
                text-align: right;
                padding-top: 4px;
            }
        }

        /* ============ FAQ / Accordion ============ */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            background: var(--color-white);
        }

        .accordion-item {
            border-bottom: 1px solid var(--color-border-light);
        }
        .accordion-item:last-child {
            border-bottom: none;
        }

        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: var(--color-white);
            user-select: none;
            gap: 12px;
        }

        .accordion-title:hover {
            background: rgba(200, 164, 92, 0.04);
            color: var(--color-accent-deep);
        }

        .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.7rem;
            color: var(--color-text-light);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
            color: var(--color-accent-deep);
        }

        .accordion-item.is-active .accordion-title {
            color: var(--color-accent-deep);
            background: rgba(200, 164, 92, 0.05);
        }

        .accordion-content {
            display: none;
            padding: 0 20px 18px 20px;
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.7;
        }

        .accordion-item.is-active .accordion-content {
            display: block;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--color-bg-dark);
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
            isolation: isolate;
            border-radius: var(--radius-xl);
            margin: var(--space-2xl) auto;
            max-width: 1100px;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(20, 20, 24, 0.78);
            z-index: 1;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: var(--space-3xl) var(--space-md);
        }

        .cta-inner h2 {
            font-size: 2rem;
            color: #fff;
            margin-bottom: var(--space-sm);
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 520px;
            margin: 0 auto var(--space-lg);
        }

        @media (max-width: 768px) {
            .cta-section {
                border-radius: var(--radius-lg);
                margin: var(--space-xl) var(--space-sm);
                max-width: calc(100% - 24px);
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
            .cta-inner p {
                font-size: 0.95rem;
            }
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: var(--space-2xl) 0 var(--space-lg);
            margin-top: var(--space-2xl);
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--space-xl);
            padding-bottom: var(--space-lg);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.6);
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a,
        .footer-col ul li span {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }

        .footer-bottom {
            text-align: center;
            padding-top: var(--space-md);
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--color-accent-light);
        }

        @media (max-width: 768px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-lg);
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 480px) {
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: var(--space-md);
            }
        }

        /* ============ 响应式导航 ============ */
        @media (max-width: 860px) {
            .nav-links {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-hamburger {
                display: block;
            }
            .nav-dock {
                padding: 10px 16px;
                border-radius: 32px;
            }
            .site-header {
                top: 10px;
                width: calc(100% - 20px);
            }
            .page-banner {
                margin-top: 72px;
            }
        }

        @media (min-width: 861px) {
            .nav-hamburger {
                display: none;
            }
            .mobile-nav-panel {
                display: none !important;
            }
        }

        /* ============ Foundation 覆盖 ============ */
        .grid-container {
            max-width: 1180px;
            padding: 0 var(--space-md);
        }

        @media (min-width: 1200px) {
            .grid-container {
                padding: 0 var(--space-lg);
            }
        }

        /* 覆盖 Foundation 默认链接样式 */
        a {
            color: inherit;
        }

        /* 覆盖 Foundation button */
        .button {
            font-family: var(--font-body);
            border-radius: 30px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition-smooth);
        }

        /* 确保 Foundation grid 间距 */
        .grid-margin-x>.cell {
            margin-bottom: var(--space-md);
        }

        @media (max-width: 768px) {
            .grid-margin-x>.cell {
                margin-bottom: var(--space-sm);
            }
        }

        /* ============ 额外工具类 ============ */
        .text-accent {
            color: var(--color-accent-deep);
        }
        .text-center {
            text-align: center;
        }
        .mb-sm {
            margin-bottom: var(--space-sm);
        }
        .mb-md {
            margin-bottom: var(--space-md);
        }
        .mb-lg {
            margin-bottom: var(--space-lg);
        }
        .mt-sm {
            margin-top: var(--space-sm);
        }
        .mt-md {
            margin-top: var(--space-md);
        }
        .mt-lg {
            margin-top: var(--space-lg);
        }