:root {
            --color-paper: #f8f5f0;
            --color-paper-light: #fcfaf7;
            --color-paper-warm: #f0ece4;
            --color-ink: #1a140e;
            --color-ink-soft: #3d3226;
            --color-ink-faint: #7a6b5a;
            --color-gold: #c49a4a;
            --color-gold-light: #dbb87a;
            --color-gold-glow: rgba(196, 154, 74, 0.10);
            --color-gold-subtle: rgba(196, 154, 74, 0.06);
            --color-border: #d9d0c4;
            --color-border-light: #e8e0d6;
            --color-shadow: rgba(26, 20, 14, 0.04);
            --font-serif: '宋体', 'SimSun', 'Songti SC', serif;
            --font-sans: '微软雅黑', 'Microsoft YaHei', '黑体', 'SimHei', 'Helvetica Neue', sans-serif;
            --radius: 20px;
            --radius-sm: 12px;
            --transition: 0.9s cubic-bezier(0.22, 1, 0.36, 1);
            --shadow-card: 0 6px 28px -6px rgba(26, 20, 14, 0.05);
            --max-width: 1320px;
            --font-size-xs: 12px;
            --font-size-sm: 13px;
            --font-size-base: 15px;
            --font-size-md: 17px;
            --font-size-lg: 20px;
            --font-size-xl: 26px;
            --font-size-2xl: 34px;
            --font-size-3xl: 42px;
            --font-size-4xl: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
        }

        body {
            font-family: var(--font-serif);
            background: var(--color-paper);
            color: var(--color-ink);
            line-height: 1.7;
            overflow-x: hidden;
        }

        .ink-bg {
            position: fixed;
            inset: 0;
            z-index: 0;
            pointer-events: none;
            background: var(--color-paper-light);
            overflow: hidden;
        }

        .ink-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse 55% 22% at 6% 82%, rgba(122, 138, 146, 0.04) 0%, transparent 70%),
                radial-gradient(ellipse 45% 18% at 94% 68%, rgba(122, 138, 146, 0.03) 0%, transparent 60%),
                radial-gradient(circle 32% at 22% 20%, rgba(26, 20, 14, 0.012) 0%, transparent 60%),
                radial-gradient(circle 28% at 78% 48%, rgba(26, 20, 14, 0.008) 0%, transparent 50%),
                linear-gradient(180deg, transparent 50%, rgba(196, 154, 74, 0.012) 80%, transparent 100%);
            animation: inkBreath 22s ease-in-out infinite alternate;
        }

        .ink-bg::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 28%;
            background:
                repeating-linear-gradient(92deg,
                    transparent 0px,
                    rgba(122, 138, 146, 0.008) 2px,
                    transparent 4px,
                    transparent 80px);
            mask-image: linear-gradient(0deg, rgba(0, 0, 0, 0.10) 0%, transparent 100%);
            -webkit-mask-image: linear-gradient(0deg, rgba(0, 0, 0, 0.10) 0%, transparent 100%);
        }

        @keyframes inkBreath {
            0% {
                transform: scale(1) translateY(0);
                opacity: 0.4;
            }
            100% {
                transform: scale(1.04) translateY(-6px);
                opacity: 0.9;
            }
        }

        .mountain-silhouette {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 0;
            height: 160px;
            pointer-events: none;
            opacity: 0.035;
        }

        .mountain-silhouette::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: -4%;
            width: 38%;
            height: 100%;
            background: radial-gradient(ellipse 80% 100% at 30% 100%, rgba(26, 20, 14, 0.10) 0%, transparent 70%);
            border-radius: 60% 80% 0 0 / 100% 100% 0 0;
            transform: skewX(-5deg);
        }

        .mountain-silhouette::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: -4%;
            width: 46%;
            height: 76%;
            background: radial-gradient(ellipse 70% 100% at 70% 100%, rgba(26, 20, 14, 0.07) 0%, transparent 70%);
            border-radius: 80% 60% 0 0 / 100% 100% 0 0;
            transform: skewX(4deg);
        }

        .main {
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 40px 40px;
            min-height: 100vh;
        }

        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 14px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(252, 250, 247, 0.78);
            backdrop-filter: blur(28px) saturate(1.4);
            -webkit-backdrop-filter: blur(28px) saturate(1.4);
            border-bottom: 1px solid rgba(217, 208, 196, 0.20);
            transition: all var(--transition);
            font-family: var(--font-sans);
        }

        .navbar.scrolled {
            background: rgba(252, 250, 247, 0.92);
            box-shadow: 0 2px 24px rgba(26, 20, 14, 0.03);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-ink);
        }

        .logo-icon {
            font-size: 22px;
            color: var(--color-gold);
        }

        .logo-text {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 3px;
            color: var(--color-ink);
        }

        .logo-text span {
            font-weight: 300;
            font-size: 13px;
            letter-spacing: 2px;
            color: var(--color-ink-faint);
            margin-left: 4px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            color: var(--color-ink-soft);
            text-decoration: none;
            font-size: 14px;
            font-weight: 400;
            letter-spacing: 1.2px;
            transition: color var(--transition);
            position: relative;
            font-family: var(--font-sans);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-gold);
            transition: width var(--transition);
        }

        .nav-links a:hover {
            color: var(--color-ink);
        }
        .nav-links a:hover::after {
            width: 100%;
        }

        .nav-cta {
            background: var(--color-gold);
            color: #fff !important;
            padding: 8px 30px;
            border-radius: 40px;
            font-weight: 500 !important;
            font-size: 13px !important;
            letter-spacing: 1.4px;
            transition: all var(--transition);
            box-shadow: 0 4px 18px rgba(196, 154, 74, 0.20);
            font-family: var(--font-sans);
        }

        .nav-cta::after {
            display: none !important;
        }

        .nav-cta:hover {
            background: #b0883c;
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(196, 154, 74, 0.28);
            color: #fff !important;
        }

        .hero {
            padding: 130px 0 50px;
            min-height: 80vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
        }

        .hero-content {
            max-width: 920px;
            margin: 0 auto;
            text-align: center;
            padding: 0 20px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: var(--color-gold-subtle);
            border: 1px solid rgba(196, 154, 74, 0.12);
            padding: 6px 24px 6px 18px;
            border-radius: 40px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-gold);
            letter-spacing: 2.5px;
            text-transform: uppercase;
            font-family: var(--font-sans);
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }

        .hero-badge i {
            font-size: 13px;
        }

        .hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(38px, 6.5vw, 72px);
            font-weight: 900;
            line-height: 1.08;
            letter-spacing: 8px;
            color: var(--color-ink);
            margin-bottom: 12px;
        }

        .hero h1 .gold {
            color: var(--color-gold);
            font-weight: 900;
        }

        .hero h1 .light {
            font-weight: 300;
            color: var(--color-ink-faint);
        }

        .hero-sub {
            font-size: 18px;
            font-weight: 300;
            color: var(--color-ink-soft);
            max-width: 660px;
            margin: 10px auto 30px;
            line-height: 2.2;
            letter-spacing: 0.8px;
            font-family: var(--font-serif);
        }

        .hero-sub strong {
            font-weight: 600;
            color: var(--color-ink);
        }

        .hero-sub .gold-text {
            color: var(--color-gold);
            font-weight: 500;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: center;
            gap: 20px;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: var(--color-gold);
            color: #fff;
            padding: 16px 46px;
            border-radius: 60px;
            font-weight: 500;
            font-size: 16px;
            text-decoration: none;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            box-shadow: 0 8px 28px rgba(196, 154, 74, 0.22);
            font-family: var(--font-sans);
            letter-spacing: 1.2px;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 44px rgba(196, 154, 74, 0.30);
            background: #b0883c;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--color-ink-soft);
            text-decoration: none;
            font-weight: 400;
            font-size: 15px;
            padding: 14px 30px;
            border-radius: 40px;
            border: 1px solid rgba(26, 20, 14, 0.08);
            transition: all var(--transition);
            font-family: var(--font-sans);
            background: rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(4px);
        }

        .btn-secondary:hover {
            background: rgba(26, 20, 14, 0.04);
            border-color: rgba(26, 20, 14, 0.16);
            transform: translateY(-2px);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            max-width: 840px;
            margin: 44px auto 0;
            padding-top: 28px;
            border-top: 1px solid rgba(217, 208, 196, 0.30);
        }

        .hero-stat {
            text-align: center;
        }

        .hero-stat .number {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-gold);
            letter-spacing: 2px;
        }

        .hero-stat .label {
            font-size: 13px;
            color: var(--color-ink-faint);
            letter-spacing: 1.2px;
            margin-top: 2px;
            font-family: var(--font-sans);
        }

        .scroll-section {
            padding: 60px 0 40px;
            position: relative;
        }

        .scroll-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 1px;
            height: 40px;
            background: linear-gradient(180deg, transparent, var(--color-gold));
        }

        .scroll-inner {
            max-width: 980px;
            margin: 0 auto;
            padding: 0 20px;
            text-align: center;
        }

        .scroll-inner .chapter-tag {
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 5px;
            color: var(--color-gold);
            text-transform: uppercase;
            font-family: var(--font-sans);
            margin-bottom: 12px;
        }

        .scroll-inner h2 {
            font-family: var(--font-serif);
            font-size: clamp(28px, 3.8vw, 44px);
            font-weight: 700;
            letter-spacing: 5px;
            color: var(--color-ink);
            margin-bottom: 14px;
        }

        .scroll-inner h2 .gold {
            color: var(--color-gold);
        }

        .scroll-inner .lead {
            font-size: 17px;
            font-weight: 300;
            color: var(--color-ink-soft);
            line-height: 2.2;
            letter-spacing: 0.8px;
            font-family: var(--font-serif);
        }

        .scroll-inner .lead strong {
            font-weight: 600;
            color: var(--color-ink);
        }

        .scroll-inner .lead .highlight {
            color: var(--color-gold);
            font-weight: 500;
        }

        .divider-scroll {
            width: 80px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
            margin: 28px auto;
        }

        .culture-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            max-width: 1040px;
            margin: 40px auto 0;
        }

        .culture-card {
            background: rgba(255, 255, 255, 0.60);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(217, 208, 196, 0.22);
            border-radius: var(--radius);
            padding: 36px 30px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .culture-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 18px 44px -16px rgba(26, 20, 14, 0.06);
            border-color: rgba(196, 154, 74, 0.12);
        }

        .culture-card .icon-wrap {
            font-size: 32px;
            color: var(--color-gold);
            margin-bottom: 12px;
            display: block;
        }

        .culture-card h3 {
            font-family: var(--font-serif);
            font-size: 21px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: 2px;
            margin-bottom: 8px;
        }

        .culture-card p {
            font-size: 15px;
            color: var(--color-ink-soft);
            line-height: 2;
            font-weight: 300;
            letter-spacing: 0.5px;
            font-family: var(--font-serif);
        }

        .culture-card .source {
            display: inline-block;
            margin-top: 12px;
            font-size: 13px;
            color: var(--color-gold);
            font-family: var(--font-sans);
            letter-spacing: 1px;
            border-top: 1px solid rgba(196, 154, 74, 0.08);
            padding-top: 12px;
        }

        .wood-section {
            padding: 60px 0 40px;
            position: relative;
        }

        .wood-section .section-label {
            text-align: center;
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 5px;
            color: var(--color-gold);
            text-transform: uppercase;
            font-family: var(--font-sans);
            margin-bottom: 8px;
        }

        .wood-section h2 {
            text-align: center;
            font-family: var(--font-serif);
            font-size: clamp(28px, 3.8vw, 44px);
            font-weight: 700;
            letter-spacing: 5px;
            color: var(--color-ink);
            margin-bottom: 12px;
        }

        .wood-section .sub-desc {
            text-align: center;
            font-size: 16px;
            color: var(--color-ink-soft);
            max-width: 740px;
            margin: 0 auto 40px;
            font-weight: 300;
            line-height: 2;
            letter-spacing: 0.5px;
            font-family: var(--font-serif);
        }

        .wood-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .wood-card {
            background: rgba(255, 255, 255, 0.55);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(217, 208, 196, 0.18);
            border-radius: var(--radius);
            padding: 34px 26px 30px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            text-align: center;
        }

        .wood-card:hover {
            transform: translateY(-6px);
            border-color: rgba(196, 154, 74, 0.10);
            box-shadow: 0 22px 52px -20px rgba(26, 20, 14, 0.06);
        }

        .wood-card .w-icon {
            font-size: 32px;
            color: var(--color-gold);
            margin-bottom: 14px;
            display: block;
        }

        .wood-card h4 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .wood-card p {
            font-size: 14px;
            color: var(--color-ink-soft);
            line-height: 1.8;
            font-weight: 300;
            font-family: var(--font-serif);
        }

        .wood-card .tag {
            display: inline-block;
            margin-top: 12px;
            font-size: 12px;
            color: var(--color-gold);
            font-family: var(--font-sans);
            letter-spacing: 1.2px;
            border: 1px solid rgba(196, 154, 74, 0.08);
            padding: 3px 18px;
            border-radius: 40px;
            background: rgba(196, 154, 74, 0.04);
        }

        .yang-section {
            padding: 60px 0 40px;
            position: relative;
        }

        .yang-section .section-label {
            text-align: center;
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 5px;
            color: var(--color-gold);
            text-transform: uppercase;
            font-family: var(--font-sans);
            margin-bottom: 8px;
        }

        .yang-section h2 {
            text-align: center;
            font-family: var(--font-serif);
            font-size: clamp(28px, 3.8vw, 44px);
            font-weight: 700;
            letter-spacing: 5px;
            color: var(--color-ink);
            margin-bottom: 12px;
        }

        .yang-section .sub-desc {
            text-align: center;
            font-size: 16px;
            color: var(--color-ink-soft);
            max-width: 740px;
            margin: 0 auto 40px;
            font-weight: 300;
            line-height: 2;
            letter-spacing: 0.5px;
            font-family: var(--font-serif);
        }

        .pengzu-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 48px;
        }

        .pengzu-item {
            background: rgba(255, 255, 255, 0.50);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(217, 208, 196, 0.16);
            border-radius: var(--radius);
            padding: 28px 20px 24px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .pengzu-item:hover {
            transform: translateY(-4px);
            border-color: rgba(196, 154, 74, 0.08);
            box-shadow: 0 18px 44px -16px rgba(26, 20, 14, 0.05);
        }

        .pengzu-item .p-icon {
            font-size: 32px;
            color: var(--color-gold);
            margin-bottom: 12px;
            display: block;
        }

        .pengzu-item h4 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: 1px;
            margin-bottom: 6px;
        }

        .pengzu-item p {
            font-size: 13px;
            color: var(--color-ink-soft);
            font-weight: 300;
            line-height: 1.7;
            font-family: var(--font-serif);
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 10px;
        }

        .product-card {
            background: rgba(255, 255, 255, 0.50);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(217, 208, 196, 0.16);
            border-radius: var(--radius);
            padding: 28px 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            text-align: center;
        }

        .product-card:hover {
            transform: translateY(-4px);
            border-color: rgba(196, 154, 74, 0.08);
            box-shadow: 0 18px 44px -16px rgba(26, 20, 14, 0.05);
        }

        .product-card .p-icon {
            font-size: 28px;
            color: var(--color-gold);
            margin-bottom: 12px;
            display: block;
        }

        .product-card h4 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-ink);
            letter-spacing: 0.5px;
            margin-bottom: 6px;
        }

        .product-card .sub {
            font-size: 13px;
            color: var(--color-gold);
            font-family: var(--font-sans);
            letter-spacing: 0.8px;
            margin-bottom: 8px;
            display: block;
        }

        .product-card p {
            font-size: 13px;
            color: var(--color-ink-soft);
            font-weight: 300;
            line-height: 1.7;
            font-family: var(--font-serif);
        }

        .product-card .tag {
            display: inline-block;
            margin-top: 12px;
            font-size: 12px;
            color: var(--color-gold);
            font-family: var(--font-sans);
            letter-spacing: 0.8px;
            border: 1px solid rgba(196, 154, 74, 0.08);
            padding: 3px 16px;
            border-radius: 40px;
            background: rgba(196, 154, 74, 0.04);
        }

        .daoyi-wrap {
            max-width: 900px;
            margin: 42px auto 0;
            padding: 28px 26px;
            background: rgba(255, 255, 255, 0.45);
            backdrop-filter: blur(8px);
            border-radius: var(--radius);
            border: 1px solid rgba(217, 208, 196, 0.12);
            text-align: center;
        }

        .daoyi-wrap .label {
            font-size: 16px;
            color: var(--color-gold);
            letter-spacing: 3px;
            font-family: var(--font-sans);
            margin-bottom: 8px;
        }

        .daoyi-wrap p {
            font-size: 15px;
            color: var(--color-ink-soft);
            font-weight: 300;
            line-height: 2;
            letter-spacing: 0.5px;
            font-family: var(--font-serif);
        }

        .daoyi-wrap .tags {
            display: flex;
            justify-content: center;
            gap: 24px;
            margin-top: 12px;
            flex-wrap: wrap;
        }

        .daoyi-wrap .tags span {
            font-size: 13px;
            color: var(--color-ink-faint);
            font-family: var(--font-sans);
            letter-spacing: 0.8px;
        }

        .daoyi-wrap .tags span i {
            color: var(--color-gold);
            margin-right: 6px;
        }

        .exclusive-section {
            padding: 52px 0 30px;
            position: relative;
        }

        .exclusive-section .section-label {
            text-align: center;
            font-size: 16px;
            font-weight: 500;
            letter-spacing: 5px;
            color: var(--color-gold);
            text-transform: uppercase;
            font-family: var(--font-sans);
            margin-bottom: 8px;
        }

        .exclusive-section h2 {
            text-align: center;
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.2vw, 38px);
            font-weight: 700;
            letter-spacing: 5px;
            color: var(--color-ink);
            margin-bottom: 28px;
        }

        .exclusive-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .exclusive-item {
            text-align: center;
            padding: 22px 14px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.45);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(217, 208, 196, 0.12);
            transition: all var(--transition);
        }

        .exclusive-item:hover {
            background: rgba(255, 255, 255, 0.60);
            border-color: rgba(196, 154, 74, 0.08);
            transform: translateY(-3px);
        }

        .exclusive-item .e-icon {
            font-size: 28px;
            color: var(--color-gold);
            margin-bottom: 8px;
            display: block;
        }

        .exclusive-item h4 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-ink);
            letter-spacing: 0.5px;
        }

        .exclusive-item p {
            font-size: 13px;
            color: var(--color-ink-faint);
            font-weight: 300;
            margin-top: 2px;
            font-family: var(--font-sans);
        }

        .cta-banner {
            margin: 40px 0 20px;
            padding: 48px 44px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.55);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(217, 208, 196, 0.16);
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 40%, rgba(196, 154, 74, 0.03) 0%, transparent 60%);
            pointer-events: none;
        }

        .cta-banner h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.2vw, 44px);
            font-weight: 700;
            letter-spacing: 5px;
            color: var(--color-ink);
            position: relative;
        }

        .cta-banner h2 .gold {
            color: var(--color-gold);
        }

        .cta-banner p {
            font-size: 17px;
            color: var(--color-ink-soft);
            font-weight: 300;
            max-width: 620px;
            margin: 12px auto 28px;
            line-height: 2;
            letter-spacing: 0.5px;
            position: relative;
            font-family: var(--font-serif);
        }

        .cta-banner .btn-primary {
            font-size: 17px;
            padding: 18px 52px;
            position: relative;
            font-family: var(--font-sans);
        }

        .cta-banner .note {
            margin-top: 16px;
            font-size: 13px;
            color: var(--color-ink-faint);
            font-family: var(--font-sans);
            letter-spacing: 1.8px;
        }

        .footer {
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid rgba(217, 208, 196, 0.22);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: var(--color-ink-faint);
            font-family: var(--font-sans);
        }

        .footer .brand {
            font-family: var(--font-serif);
            letter-spacing: 1px;
        }

        .footer .brand span {
            color: var(--color-gold);
        }

        .footer .sub-brand {
            font-size: 12px;
            letter-spacing: 0.8px;
            font-family: var(--font-sans);
        }

        @media (max-width: 1024px) {
            .main {
                padding: 0 30px 30px;
            }
            .navbar {
                padding: 12px 30px;
            }
            .wood-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .product-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .exclusive-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .pengzu-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .culture-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 820px) {
            .main {
                padding: 0 20px 20px;
            }
            .navbar {
                padding: 10px 20px;
                flex-wrap: wrap;
                gap: 6px;
            }
            .nav-links {
                gap: 14px;
            }
            .nav-links a {
                font-size: 13px;
            }
            .nav-cta {
                padding: 6px 18px;
                font-size: 12px !important;
            }
            .logo-text {
                font-size: 18px;
            }
            .logo-text span {
                font-size: 12px;
                display: none;
            }
            .hero {
                padding: 100px 0 30px;
                min-height: auto;
            }
            .hero h1 {
                font-size: clamp(30px, 5.5vw, 44px);
                letter-spacing: 4px;
            }
            .hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                padding-top: 20px;
            }
            .hero-stat .number {
                font-size: 26px;
            }
            .wood-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .product-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .exclusive-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .pengzu-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .cta-banner {
                padding: 32px 24px;
            }
            .scroll-inner .lead {
                font-size: 16px;
            }
            .culture-card {
                padding: 24px 20px;
            }
        }

        @media (max-width: 520px) {
            .main {
                padding: 0 14px 14px;
            }
            .navbar {
                padding: 8px 14px;
            }
            .logo-text span {
                display: none;
            }
            .nav-links a:not(.nav-cta) {
                display: none;
            }
            .nav-links {
                gap: 6px;
            }
            .hero h1 {
                font-size: 26px;
                letter-spacing: 2px;
            }
            .hero-sub {
                font-size: 15px;
                padding: 0 4px;
            }
            .hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
                padding-top: 16px;
            }
            .hero-stat .number {
                font-size: 22px;
            }
            .btn-primary {
                padding: 14px 30px;
                font-size: 15px;
                width: 100%;
                justify-content: center;
            }
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 12px 22px;
                font-size: 14px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .wood-grid {
                grid-template-columns: 1fr;
            }
            .product-grid {
                grid-template-columns: 1fr;
            }
            .exclusive-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .exclusive-item {
                padding: 16px 10px;
            }
            .exclusive-item .e-icon {
                font-size: 24px;
            }
            .exclusive-item h4 {
                font-size: 15px;
            }
            .pengzu-grid {
                grid-template-columns: 1fr;
            }
            .culture-card {
                padding: 22px 18px;
            }
            .scroll-inner h2 {
                font-size: 22px;
                letter-spacing: 2px;
            }
            .scroll-inner .lead {
                font-size: 15px;
                line-height: 2;
            }
            .cta-banner h2 {
                font-size: 20px;
                letter-spacing: 2px;
            }
            .cta-banner p {
                font-size: 15px;
            }
            .cta-banner .btn-primary {
                width: 100%;
                justify-content: center;
                font-size: 15px;
                padding: 16px 30px;
            }
            .footer {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                font-size: 13px;
            }
            .mountain-silhouette {
                height: 80px;
            }
            .section-label {
                font-size: 11px !important;
                letter-spacing: 3px !important;
            }
            .wood-section h2,
            .yang-section h2,
            .exclusive-section h2 {
                font-size: 20px !important;
                letter-spacing: 2px !important;
            }
            .daoyi-wrap {
                padding: 20px 16px;
            }
            .daoyi-wrap p {
                font-size: 14px;
            }
            .daoyi-wrap .tags {
                gap: 12px;
            }
            .daoyi-wrap .tags span {
                font-size: 12px;
            }
        }

        @media (max-width: 380px) {
            .exclusive-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .hero h1 {
                font-size: 22px;
            }
            .navbar {
                padding: 6px 10px;
            }
            .logo-text {
                font-size: 15px;
            }
            .nav-cta {
                padding: 4px 14px;
                font-size: 11px !important;
            }
            .hero-stats {
                grid-template-columns: 1fr 1fr;
            }
            .hero-stat .number {
                font-size: 20px;
            }
            .hero-stat .label {
                font-size: 11px;
            }
        }

        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 1.1s ease, transform 1.1s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }


        .text-gold {
            color: var(--color-gold);
        }
        .text-ink {
            color: var(--color-ink);
        }
        .text-muted {
            color: var(--color-ink-faint);
        }
        .fw-300 {
            font-weight: 300;
        }
        .fw-700 {
            font-weight: 700;
        }
        .tracking-wide {
            letter-spacing: 2px;
        }
        .mt-8 {
            margin-top: 8px;
        }
        .mb-8 {
            margin-bottom: 8px;
        }
        .text-center {
            text-align: center;
        }