/* roulang page: index */
/* ============ CSS 变量 ============ */
        :root {
            --color-gold: #B98A44;
            --color-gold-dark: #A97A35;
            --color-gold-light: #E8D5B5;
            --color-ink: #26211A;
            --color-ink-2: #1F1B16;
            --color-paper: #FAF7F0;
            --color-paper-2: #F2EBDF;
            --color-text: #2B2620;
            --color-muted: #7A6F5F;
            --color-accent: #3E7C6F;
            --color-border: rgba(43, 38, 32, 0.1);
            --color-border-dark: rgba(255, 255, 255, 0.12);
            --color-success: #2F6B5E;
            --color-warning: #B98A44;
            --color-error: #B4473B;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-card: 0 1px 2px rgba(38, 33, 26, .05), 0 8px 24px rgba(38, 33, 26, .06);
            --shadow-hover: 0 2px 4px rgba(38, 33, 26, .08), 0 14px 36px rgba(38, 33, 26, .1);
            --transition: all 0.3s ease;
            --container-w: 1200px;
            --space-section: clamp(64px, 8vw, 100px);
            --font-serif: "Noto Serif SC", Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
            --font-sans: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-paper);
            overflow-x: hidden;
        }

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

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

        button {
            font-family: var(--font-sans);
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        textarea {
            font-family: var(--font-sans);
            outline: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ 导航 ============ */
        .site-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 32px);
            max-width: 1200px;
            background: rgba(250, 247, 240, 0.82);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            transition: var(--transition);
        }

        .site-nav.scrolled {
            background: rgba(250, 247, 240, 0.95);
            box-shadow: 0 8px 32px rgba(38, 33, 26, 0.12), 0 0 0 1px rgba(185, 138, 68, 0.15);
        }

        .nav-logo {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 2px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .nav-logo .dot {
            width: 8px;
            height: 8px;
            background: var(--color-gold);
            border-radius: 50%;
            display: inline-block;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            position: relative;
            padding: 4px 2px;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-gold);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-links a:hover {
            color: var(--color-gold);
        }

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

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

        .nav-cta {
            background: var(--color-gold);
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 22px;
            border-radius: 999px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--color-gold-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(185, 138, 68, 0.3);
        }

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

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-text);
            background: transparent;
            transition: var(--transition);
        }

        .nav-toggle:hover,
        .nav-toggle:focus {
            background: var(--color-gold);
            color: #fff;
        }

        @media (max-width: 991px) {
            .nav-links {
                display: none;
                position: fixed;
                top: 0;
                right: 0;
                width: 100%;
                height: 100vh;
                background: var(--color-paper);
                flex-direction: column;
                justify-content: center;
                padding: 60px 40px;
                gap: 24px;
                z-index: -1;
            }

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

            .nav-links a {
                font-size: 20px;
                padding: 12px 0;
                border-bottom: 1px solid rgba(185, 138, 68, 0.15);
                width: 100%;
                text-align: center;
            }

            .nav-links a::after {
                display: none;
            }

            .nav-links .menu-close {
                position: absolute;
                top: 20px;
                right: 20px;
                font-size: 22px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .site-nav {
                top: 10px;
                padding: 8px 14px;
                width: calc(100% - 20px);
            }

            .nav-logo {
                font-size: 18px;
                letter-spacing: 1px;
            }
        }

        /* ============ Hero ============ */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 160px 0 100px;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(31, 27, 22, 0.7) 0%, rgba(31, 27, 22, 0.55) 45%, rgba(31, 27, 22, 0.15) 100%);
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(232, 213, 181, 0.06) 1px, transparent 1px);
            background-size: 24px 24px;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--color-gold-light);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 28px;
            letter-spacing: 1px;
        }

        .hero-badge::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-gold);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }

            50% {
                opacity: 0.6;
                transform: scale(1.4);
            }
        }

        .hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(34px, 5.2vw, 54px);
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 24px;
            letter-spacing: 2px;
        }

        .hero h1 .highlight {
            color: var(--color-gold-light);
            border-bottom: 3px solid var(--color-gold);
            padding-bottom: 2px;
        }

        .hero-sub {
            font-size: clamp(16px, 2vw, 19px);
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.75;
            margin-bottom: 40px;
            max-width: 560px;
            font-weight: 300;
            border-left: 3px solid rgba(185, 138, 68, 0.6);
            padding-left: 20px;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: var(--color-gold);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 14px 36px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 1px solid var(--color-gold);
        }

        .btn-primary:hover {
            background: var(--color-gold-dark);
            border-color: var(--color-gold-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(185, 138, 68, 0.35);
        }

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

        .btn-secondary {
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 14px 36px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.6);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }

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

        .hero-scroll {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(255, 255, 255, 0.8);
            font-size: 22px;
            animation: bounce 2s infinite;
            z-index: 2;
        }

        @keyframes bounce {
            0%,
            100% {
                transform: translate(-50%, 0);
            }

            50% {
                transform: translate(-50%, 8px);
            }
        }

        @media (max-width: 768px) {
            .hero {
                min-height: 85vh;
                padding: 120px 0 80px;
            }

            .hero-scroll {
                display: none;
            }
        }

        /* ============ 品牌故事区 ============ */
        .brand-story {
            padding: var(--space-section) 0;
            background: var(--color-paper);
            position: relative;
        }

        .story-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 64px;
            align-items: center;
        }

        .story-image {
            position: relative;
        }

        .story-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-hover);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/5;
        }

        .story-image::after {
            content: '';
            position: absolute;
            top: 20px;
            left: 20px;
            right: -20px;
            bottom: -20px;
            border: 2px solid var(--color-gold);
            border-radius: var(--radius-lg);
            z-index: -1;
            opacity: 0.4;
        }

        .story-content {
            padding: 20px 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: var(--color-gold);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 2px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .section-label::before {
            content: '—';
            color: var(--color-gold);
        }

        .story-content h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.6vw, 36px);
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 24px;
        }

        .story-content p {
            font-size: 16px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .story-quote {
            border-left: 4px solid var(--color-gold);
            background: var(--color-paper-2);
            padding: 24px 28px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 28px 0;
            font-family: var(--font-serif);
            font-size: 17px;
            line-height: 1.7;
            color: var(--color-text);
            position: relative;
        }

        .story-quote::before {
            content: '\201C';
            font-size: 48px;
            color: var(--color-gold);
            position: absolute;
            top: 8px;
            left: 12px;
            opacity: 0.3;
            font-family: Georgia, serif;
        }

        .story-stat {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        .stat-item {
            padding: 16px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-paper);
        }

        .stat-number {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 600;
            color: var(--color-gold);
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-muted);
        }

        @media (max-width: 991px) {
            .story-grid {
                grid-template-columns: 1fr;
                gap: 48px;
            }

            .story-image::after {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .story-stat {
                grid-template-columns: 1fr;
            }
        }

        /* ============ 精选内容 ============ */
        .featured-content {
            padding: var(--space-section) 0;
            background: var(--color-paper-2);
            position: relative;
            overflow: hidden;
        }

        .featured-content::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(185, 138, 68, 0.08) 0%, transparent 70%);
            border-radius: 50%;
        }

        .section-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 48px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.6vw, 36px);
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.3;
        }

        .section-header p {
            color: var(--color-muted);
            font-size: 15px;
            max-width: 460px;
        }

        .featured-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
        }

        .featured-card-large {
            background: var(--color-paper);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid var(--color-border);
            display: flex;
            flex-direction: column;
        }

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

        .featured-card-large .card-media {
            overflow: hidden;
            position: relative;
        }

        .featured-card-large .card-media img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .featured-card-large:hover .card-media img {
            transform: scale(1.05);
        }

        .card-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-tag {
            display: inline-block;
            background: rgba(185, 138, 68, 0.12);
            color: var(--color-gold-dark);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 16px;
            align-self: flex-start;
            letter-spacing: 0.5px;
        }

        .card-tag.green {
            background: rgba(62, 124, 111, 0.12);
            color: var(--color-accent);
        }

        .card-tag.brown {
            background: rgba(166, 75, 50, 0.1);
            color: #A64B32;
        }

        .card-body h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .card-body p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .card-link {
            color: var(--color-gold);
            font-size: 15px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

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

        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .featured-card-small {
            background: var(--color-paper);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid var(--color-border);
            display: flex;
            gap: 0;
        }

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

        .featured-card-small .small-media {
            flex: 0 0 40%;
            overflow: hidden;
            position: relative;
        }

        .featured-card-small .small-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 3/2;
            transition: transform 0.5s ease;
            position: absolute;
            inset: 0;
        }

        .featured-card-small:hover .small-media img {
            transform: scale(1.06);
        }

        .featured-card-small .small-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
        }

        .featured-card-small .small-body h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .featured-card-small .small-body p {
            font-size: 13px;
            color: var(--color-muted);
            line-height: 1.5;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            flex: 1;
        }

        @media (max-width: 991px) {
            .featured-layout {
                grid-template-columns: 1fr;
            }

            .featured-side {
                flex-direction: row;
                gap: 20px;
            }

            .featured-card-small {
                flex: 1;
                flex-direction: column;
            }

            .featured-card-small .small-media {
                flex: none;
            }

            .featured-card-small .small-media img {
                position: static;
                aspect-ratio: 16/9;
            }
        }

        @media (max-width: 620px) {
            .featured-side {
                flex-direction: column;
            }
        }

        /* ============ 最新资讯列表 ============ */
        .latest-news {
            padding: var(--space-section) 0;
            background: var(--color-paper);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-card {
            background: var(--color-paper);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            display: flex;
            align-items: center;
            gap: 28px;
            transition: var(--transition);
            position: relative;
            cursor: pointer;
            overflow: hidden;
        }

        .news-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--color-gold);
            opacity: 0;
            transition: var(--transition);
        }

        .news-card:hover {
            background: var(--color-paper-2);
            transform: translateX(6px);
            box-shadow: var(--shadow-card);
        }

        .news-card:hover::before {
            opacity: 1;
        }

        .news-card-content {
            flex: 1;
        }

        .news-card h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
            transition: var(--transition);
        }

        .news-card:hover h3 {
            color: var(--color-gold-dark);
        }

        .news-card p {
            font-size: 14px;
            color: var(--color-muted);
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            line-height: 1.6;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-muted);
            margin-top: 10px;
        }

        .news-meta .meta-cat {
            background: rgba(185, 138, 68, 0.12);
            color: var(--color-gold-dark);
            padding: 2px 12px;
            border-radius: 999px;
            font-weight: 500;
        }

        .news-meta .meta-cat.green {
            background: rgba(62, 124, 111, 0.12);
            color: var(--color-accent);
        }

        .news-date {
            text-align: right;
            font-variant-numeric: tabular-nums;
            white-space: nowrap;
        }

        .news-arrow {
            color: var(--color-gold);
            font-size: 20px;
            transition: var(--transition);
        }

        .news-card:hover .news-arrow {
            transform: translateX(6px);
        }

        .empty-state {
            background: var(--color-paper-2);
            border: 2px dashed var(--color-gold-light);
            border-radius: var(--radius-lg);
            padding: 64px 24px;
            text-align: center;
            color: var(--color-muted);
        }

        .empty-state i {
            font-size: 36px;
            color: var(--color-gold);
            display: block;
            margin-bottom: 16px;
        }

        .empty-state p {
            font-size: 16px;
        }

        @media (max-width: 620px) {
            .news-card {
                padding: 18px;
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }

            .news-date {
                text-align: left;
            }
        }

        /* ============ 信任背书区 ============ */
        .trust-section {
            padding: var(--space-section) 0;
            background: var(--color-ink);
            position: relative;
            overflow: hidden;
        }

        .trust-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(232, 213, 181, 0.04) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
        }

        .trust-section .section-header h2 {
            color: #fff;
        }

        .trust-section .section-header p {
            color: rgba(255, 255, 255, 0.6);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .trust-item {
            padding: 40px 32px;
            border-right: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            transition: var(--transition);
        }

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

        .trust-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .trust-number {
            font-family: var(--font-serif);
            font-size: clamp(32px, 4vw, 48px);
            font-weight: 600;
            color: var(--color-gold);
            line-height: 1.2;
            margin-bottom: 8px;
            font-variant-numeric: tabular-nums;
        }

        .trust-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 1px;
        }

        .trust-badges {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 48px;
            padding-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .badge-circle {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            padding: 12px 26px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            transition: var(--transition);
            font-weight: 400;
        }

        .badge-circle:hover {
            border-color: var(--color-gold);
            color: var(--color-gold-light);
            transform: translateY(-2px);
            background: rgba(185, 138, 68, 0.1);
        }

        .badge-circle i {
            color: var(--color-gold);
        }

        @media (max-width: 991px) {
            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .trust-item:nth-child(2) {
                border-right: none;
            }

            .trust-item:nth-child(1),
            .trust-item:nth-child(2) {
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
        }

        @media (max-width: 520px) {
            .trust-grid {
                grid-template-columns: 1fr;
            }

            .trust-item {
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }

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

        /* ============ FAQ 区 ============ */
        .faq-section {
            padding: var(--space-section) 0;
            background: var(--color-paper-2);
        }

        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-paper);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 14px;
            transition: var(--transition);
        }

        .faq-item.active {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            transition: var(--transition);
            text-align: left;
        }

        .faq-question:hover {
            background: rgba(185, 138, 68, 0.06);
        }

        .faq-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(185, 138, 68, 0.12);
            color: var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            font-size: 16px;
            flex-shrink: 0;
            margin-left: 16px;
        }

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

        .faq-answer {
            display: none;
            padding: 0 28px 24px;
            border-top: 1px solid rgba(185, 138, 68, 0.15);
            margin: 0 28px 0;
            padding-left: 0;
            padding-right: 0;
            padding-top: 20px;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        .faq-answer p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-muted);
        }

        /* ============ CTA 订阅区 ============ */
        .cta-section {
            padding: var(--space-section) 0;
            background: linear-gradient(135deg, var(--color-ink) 0%, var(--color-ink-2) 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(185, 138, 68, 0.06) 1px, transparent 1px);
            background-size: 20px 20px;
        }

        .cta-content {
            position: relative;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.6vw, 36px);
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 36px;
        }

        .cta-form {
            display: flex;
            gap: 0;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 999px;
            padding: 6px;
            backdrop-filter: blur(8px);
            max-width: 560px;
            margin: 0 auto;
        }

        .cta-form:focus-within {
            border-color: var(--color-gold);
            box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.3);
        }

        .cta-form input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 12px 24px;
            font-size: 15px;
            color: #fff;
            outline: none;
            min-width: 0;
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form button {
            background: var(--color-gold);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 12px 32px;
            border-radius: 999px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .cta-form button:hover {
            background: var(--color-gold-dark);
        }

        .cta-form button:active {
            transform: translateY(2px);
        }

        .cta-message {
            min-height: 30px;
            margin-top: 16px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
        }

        .cta-message.success {
            color: #6BBFAE;
        }

        .cta-message.error {
            color: #E8948A;
        }

        @media (max-width: 520px) {
            .cta-form {
                flex-direction: column;
                border-radius: var(--radius-lg);
                padding: 12px;
            }

            .cta-form input {
                width: 100%;
                padding: 14px 18px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }

            .cta-form button {
                width: 100%;
                margin-top: 8px;
            }
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: var(--color-ink);
            padding: 72px 0 32px;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold), transparent, var(--color-gold));
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.8;
            margin-top: 16px;
            max-width: 300px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 1px;
            font-family: var(--font-serif);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--color-gold-light);
            padding-left: 6px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }

        .footer-contact-item i {
            color: var(--color-gold);
            margin-top: 4px;
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom span {
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }

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

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ============ 响应式补充 ============ */
        @media (max-width: 768px) {
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

        /* ============ 文章页公共样式 ============ */
        .article-body {
            max-width: 780px;
            margin: 0 auto;
            padding: 40px 0;
        }

        .article-body h2 {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 600;
            margin: 40px 0 16px;
            color: var(--color-text);
        }

        .article-body h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--color-text);
        }

        .article-body p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-muted);
            margin-bottom: 20px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-gold);
            background: var(--color-paper-2);
            padding: 20px 24px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 24px 0;
            font-family: var(--font-serif);
            color: var(--color-text);
            font-size: 16px;
        }

        .article-body ul,
        .article-body ol {
            padding-left: 24px;
            margin-bottom: 20px;
            color: var(--color-muted);
            font-size: 16px;
            line-height: 1.8;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body img {
            border-radius: var(--radius-md);
            margin: 24px 0;
        }

        /* ============ 分类页公共样式 ============ */
        .breadcrumb {
            padding-top: 120px;
            padding-bottom: 20px;
            font-size: 13px;
            color: var(--color-muted);
            background: var(--color-paper);
        }

        .breadcrumb a {
            transition: var(--transition);
        }

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

        .breadcrumb span {
            margin: 0 8px;
            color: var(--color-border);
        }

        .category-hero {
            position: relative;
            padding: 120px 0 80px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 360px;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(31, 27, 22, 0.85) 0%, rgba(31, 27, 22, 0.5) 100%);
        }

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

        .category-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .category-hero h1 .highlight {
            color: var(--color-gold-light);
        }

        .category-hero p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            max-width: 560px;
            line-height: 1.7;
        }

        .featured-card-list {
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 24px;
            margin-top: 48px;
        }

        .featured-card-list .featured-card-small {
            flex-direction: column;
        }

        .featured-card-list .featured-card-small .small-media {
            flex: none;
        }

        .featured-card-list .featured-card-small .small-media img {
            position: static;
            aspect-ratio: 16/9;
        }

        .featured-card-list .featured-card-large {
            grid-row: span 1;
        }

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

        @media (max-width: 991px) {
            .featured-card-list {
                grid-template-columns: 1fr;
            }
        }

        /* 下拉箭头 */
        .fa-chevron-down {
            font-size: 18px;
        }

        .grid-2col {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        @media (max-width: 768px) {
            .grid-2col {
                grid-template-columns: 1fr;
            }
        }

        .detail-card {
            background: var(--color-paper);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 32px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

        .detail-card .icon-wrap {
            width: 56px;
            height: 56px;
            background: rgba(185, 138, 68, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-gold);
            margin-bottom: 20px;
        }

        .detail-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .detail-card p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        .process-steps {
            display: flex;
            gap: 0;
            margin-top: 40px;
        }

        .step-item {
            flex: 1;
            text-align: center;
            padding: 32px 24px;
            position: relative;
        }

        .step-item::after {
            content: '→';
            position: absolute;
            right: -10px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-gold);
            font-size: 22px;
        }

        .step-item:last-child::after {
            display: none;
        }

        .step-num {
            width: 44px;
            height: 44px;
            margin: 0 auto 16px;
            background: var(--color-gold);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-family: var(--font-serif);
            font-size: 18px;
        }

        .step-item h3 {
            font-family: var(--font-serif);
            font-size: 17px;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .process-steps {
                flex-direction: column;
                gap: 16px;
            }

            .step-item::after {
                display: none;
            }
        }

/* roulang page: category1 */
:root {
            --color-gold: #B98A44;
            --color-gold-deep: #A97A35;
            --color-gold-light: #E2C58F;
            --color-ink: #1F1B16;
            --color-ink-2: #26211A;
            --color-paper: #FAF7F0;
            --color-paper-2: #F2EBDF;
            --color-white: #FFFFFF;
            --color-text: #2B2620;
            --color-muted: #7A6F5F;
            --color-accent: #3E7C6F;
            --color-border: rgba(43, 38, 32, 0.1);
            --color-border-light: rgba(255, 255, 255, 0.12);
            --color-success: #2F6B5E;
            --color-error: #B4473B;
            --font-serif: 'Noto Serif SC', Georgia, 'Times New Roman', 'Songti SC', 'SimSun', serif;
            --font-sans: 'Noto Sans SC', -apple-system, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --radius-card: 16px;
            --radius-small: 10px;
            --radius-pill: 999px;
            --shadow-card: 0 1px 2px rgba(38, 33, 26, .05), 0 8px 24px rgba(38, 33, 26, .06);
            --shadow-hover: 0 2px 4px rgba(38, 33, 26, .08), 0 14px 36px rgba(38, 33, 26, .1);
            --spacing-section: 96px;
            --container: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-paper);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            display: flex;
            align-items: center;
            gap: 28px;
            padding: 10px 16px 10px 22px;
            background: rgba(250, 247, 240, .82);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            box-shadow: 0 2px 12px rgba(38, 33, 26, .06);
            max-width: calc(100vw - 32px);
            transition: background .3s ease, box-shadow .3s ease;
        }
        .site-nav.scrolled {
            background: rgba(250, 247, 240, .95);
            box-shadow: var(--shadow-hover);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: .02em;
        }
        .nav-logo .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-gold);
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 22px;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--color-gold);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: center;
            transition: transform .25s ease;
        }
        .nav-links a:hover {
            color: var(--color-gold);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            transform: scaleX(1);
        }
        .nav-links a.active {
            color: var(--color-gold);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-gold);
            color: var(--color-white) !important;
            font-size: 14px;
            font-weight: 500;
            padding: 8px 20px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: background .2s ease, transform .2s ease;
        }
        .nav-cta:hover {
            background: var(--color-gold-deep);
            transform: translateY(-1px);
        }
        .nav-cta:active {
            transform: translateY(1px);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-text);
            transition: background .2s ease, color .2s ease;
        }
        .nav-toggle:hover {
            background: rgba(185, 138, 68, .15);
            color: var(--color-gold);
        }
        .nav-toggle:focus-visible {
            outline: 3px solid rgba(185, 138, 68, .4);
            outline-offset: 2px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            padding: 13px 32px;
            transition: all .25s ease;
            line-height: 1.4;
            border: 1px solid transparent;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(185, 138, 68, .4);
            outline-offset: 2px;
        }
        .btn-primary {
            background: var(--color-gold);
            color: var(--color-white);
        }
        .btn-primary:hover {
            background: var(--color-gold-deep);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(185, 138, 68, .25);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, .6);
            color: var(--color-white);
        }
        .btn-outline:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            background: rgba(185, 138, 68, .08);
        }
        .btn-outline:active {
            transform: translateY(1px);
        }

        /* ===== 页面 Hero ===== */
        .page-hero {
            position: relative;
            min-height: 440px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(31, 27, 22, .72) 0%, rgba(31, 27, 22, .38) 100%),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat, #1F1B16;
            padding: 160px 0 80px;
            color: var(--color-white);
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--color-paper), transparent);
            z-index: 1;
        }
        .page-hero-inner {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }
        .page-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-gold-light);
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            margin-bottom: 24px;
            letter-spacing: .04em;
        }
        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(32px, 5vw, 48px);
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 20px;
            color: var(--color-white);
        }
        .page-hero h1 .highlight {
            color: var(--color-gold-light);
            position: relative;
        }
        .page-hero-sub {
            font-size: 17px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .9);
            max-width: 580px;
            margin-bottom: 36px;
        }
        .hero-ctas {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-scroll {
            position: absolute;
            bottom: 32px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 3;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, .4);
            color: var(--color-white);
            font-size: 16px;
            transition: all .3s ease;
        }
        .hero-scroll:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
            transform: translateX(-50%) translateY(4px);
        }

        /* ===== 通用区块 ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--color-paper-2);
        }
        .section-head {
            margin-bottom: 52px;
            max-width: 680px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-gold);
            letter-spacing: .08em;
            margin-bottom: 12px;
        }
        .section-tag::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--color-gold);
            border-radius: 2px;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: clamp(26px, 3.6vw, 36px);
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-muted);
        }

        /* ===== 动态卡片网格（错落布局） ===== */
        .grid-news {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .news-card {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow .3s ease, transform .3s ease;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(185, 138, 68, .35);
        }
        .news-card-wide {
            grid-column: span 2;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            min-height: 320px;
        }
        .news-card-narrow {
            grid-column: span 1;
        }
        .news-card-media {
            overflow: hidden;
            position: relative;
            background: var(--color-paper-2);
        }
        .news-card-wide .news-card-media {
            min-height: 320px;
        }
        .news-card-narrow .news-card-media {
            height: 220px;
        }
        .news-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .news-card:hover .news-card-media img {
            transform: scale(1.04);
        }
        .news-card-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-card-badge {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold-deep);
            background: rgba(185, 138, 68, .1);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            margin-bottom: 14px;
            align-self: flex-start;
            letter-spacing: .03em;
        }
        .news-card-title {
            font-family: var(--font-serif);
            font-size: 21px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-excerpt {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-muted);
            margin-bottom: 20px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-gold);
            transition: gap .25s ease, color .25s ease;
        }
        .news-card-link:hover {
            gap: 10px;
            color: var(--color-gold-deep);
        }
        .news-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 18px;
            padding-top: 16px;
            border-top: 1px solid var(--color-border);
        }
        .news-card-date {
            font-size: 13px;
            color: var(--color-muted);
            font-variant-numeric: tabular-nums;
        }

        /* ===== 时间线区 ===== */
        .timeline-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: start;
        }
        .timeline {
            position: relative;
            padding-left: 32px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(to bottom, var(--color-gold), var(--color-border));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 36px;
            padding: 20px 24px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease;
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -30px;
            top: 30px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-gold);
            border: 3px solid var(--color-paper);
            box-shadow: 0 0 0 2px var(--color-gold);
        }
        .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold-deep);
            letter-spacing: .04em;
            font-variant-numeric: tabular-nums;
            margin-bottom: 6px;
        }
        .timeline-content {
            font-size: 16px;
            line-height: 1.6;
            color: var(--color-text);
            font-weight: 500;
        }
        .timeline-desc {
            font-size: 14px;
            line-height: 1.6;
            color: var(--color-muted);
            margin-top: 6px;
        }
        .timeline-media {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: sticky;
            top: 100px;
        }
        .timeline-media img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }
        .timeline-media-caption {
            padding: 24px;
            background: var(--color-ink);
            color: rgba(255, 255, 255, .85);
            font-size: 14px;
            line-height: 1.6;
        }
        .timeline-media-caption strong {
            display: block;
            font-family: var(--font-serif);
            font-size: 18px;
            color: var(--color-gold-light);
            margin-bottom: 6px;
        }

        /* ===== 数据统计区 ===== */
        .stats-section {
            background: var(--color-ink);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(185, 138, 68, .12), transparent 70%);
        }
        .stats-section .section-title {
            color: var(--color-white);
        }
        .stats-section .section-sub {
            color: rgba(255, 255, 255, .65);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            margin-top: 48px;
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-card);
            overflow: hidden;
        }
        .stat-item {
            padding: 40px 24px;
            text-align: center;
            position: relative;
            background: rgba(255, 255, 255, .02);
            transition: background .3s ease;
        }
        .stat-item:hover {
            background: rgba(185, 138, 68, .06);
        }
        .stat-item+.stat-item {
            border-left: 1px solid rgba(255, 255, 255, .08);
        }
        .stat-num {
            font-size: 44px;
            font-weight: 700;
            color: var(--color-gold);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
            font-family: var(--font-serif);
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
            margin-top: 10px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 880px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            margin-bottom: 16px;
            padding: 0;
            overflow: hidden;
            transition: border-color .3s ease, box-shadow .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(185, 138, 68, .3);
        }
        .faq-item.active {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-card);
        }
        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            text-align: left;
            transition: color .25s ease;
        }
        .faq-q:hover {
            color: var(--color-gold);
        }
        .faq-q:focus-visible {
            outline: 3px solid rgba(185, 138, 68, .3);
            outline-offset: -2px;
        }
        .faq-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(185, 138, 68, .1);
            color: var(--color-gold);
            font-size: 16px;
            flex-shrink: 0;
            transition: transform .35s ease, background .25s ease;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--color-gold);
            color: var(--color-white);
        }
        .faq-a {
            display: none;
            padding: 0 28px 24px;
            border-top: 1px solid var(--color-border);
        }
        .faq-item.active .faq-a {
            display: block;
        }
        .faq-a-inner {
            padding-top: 18px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-muted);
        }

        /* ===== CTA区 ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--color-ink) 0%, var(--color-ink-2) 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 50% 120%, rgba(185, 138, 68, .15), transparent 60%);
            pointer-events: none;
        }
        .cta-box {
            position: relative;
            z-index: 1;
            max-width: 680px;
            margin: 0 auto;
            text-align: center;
            color: var(--color-white);
        }
        .cta-box .section-title {
            color: var(--color-white);
        }
        .cta-box .section-sub {
            color: rgba(255, 255, 255, .7);
        }
        .cta-form {
            display: flex;
            gap: 12px;
            margin-top: 36px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }
        .form-input {
            flex: 1;
            height: 50px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, .2);
            background: rgba(255, 255, 255, .08);
            color: var(--color-white);
            font-size: 15px;
            padding: 0 24px;
            outline: none;
            transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
        }
        .form-input::placeholder {
            color: rgba(255, 255, 255, .4);
        }
        .form-input:focus {
            border-color: var(--color-gold);
            background: rgba(255, 255, 255, .12);
            box-shadow: 0 0 0 3px rgba(185, 138, 68, .3);
        }
        .form-btn {
            height: 50px;
            padding: 0 32px;
            border-radius: var(--radius-pill);
            background: var(--color-gold);
            color: var(--color-white);
            font-size: 15px;
            font-weight: 600;
            transition: background .25s ease, transform .2s ease;
            white-space: nowrap;
        }
        .form-btn:hover {
            background: var(--color-gold-deep);
            transform: translateY(-2px);
        }
        .form-btn:active {
            transform: translateY(1px);
        }
        .form-btn:focus-visible {
            outline: 3px solid rgba(255, 255, 255, .4);
            outline-offset: 2px;
        }
        .form-tip {
            margin-top: 16px;
            font-size: 14px;
            min-height: 22px;
            color: rgba(255, 255, 255, .6);
        }
        .form-tip.success {
            color: var(--color-gold-light);
        }
        .form-tip.error {
            color: #E8A79B;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-ink);
            border-top: 2px solid var(--color-gold);
            padding: 64px 0 0;
            color: rgba(255, 255, 255, .7);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            margin-top: 16px;
            color: rgba(255, 255, 255, .6);
            max-width: 320px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-white);
            margin-bottom: 18px;
            letter-spacing: .04em;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            transition: color .2s ease, padding-left .2s ease;
        }
        .footer-links a:hover {
            color: var(--color-gold);
            padding-left: 4px;
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
        }
        .footer-contact-item i {
            color: var(--color-gold);
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .site-nav {
                gap: 18px;
                padding-left: 18px;
            }
            .nav-links {
                gap: 14px;
            }
            .nav-links a {
                font-size: 14px;
            }
            .grid-news {
                grid-template-columns: 1fr;
            }
            .news-card-wide {
                grid-column: span 1;
                grid-template-columns: 1fr;
            }
            .news-card-narrow {
                grid-column: span 1;
            }
            .timeline-wrap {
                grid-template-columns: 1fr;
                gap: 48px;
            }
            .timeline-media {
                position: static;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item:nth-child(3) {
                border-left: none;
                border-top: 1px solid rgba(255, 255, 255, .08);
            }
            .stat-item:nth-child(4) {
                border-top: 1px solid rgba(255, 255, 255, .08);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 991px) {
            .site-nav {
                top: 12px;
                justify-content: space-between;
            }
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: min(360px, 85vw);
                height: 100vh;
                background: var(--color-paper);
                flex-direction: column;
                align-items: flex-start;
                justify-content: center;
                gap: 8px;
                padding: 48px 40px;
                border-radius: 0;
                box-shadow: -20px 0 60px rgba(0, 0, 0, .15);
                transition: right .35s ease;
                z-index: 998;
            }
            .nav-links.open {
                right: 0;
            }
            .nav-links a {
                font-size: 20px;
                padding: 12px 0;
                width: 100%;
                border-bottom: 1px solid rgba(185, 138, 68, .12);
            }
            .nav-links a::after {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
                position: relative;
                z-index: 999;
            }
            .nav-toggle.open {
                background: rgba(185, 138, 68, .15);
                color: var(--color-gold);
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 64px;
            }
            .page-hero {
                min-height: 380px;
                padding: 130px 0 60px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .page-hero-sub {
                font-size: 15px;
            }
            .hero-ctas {
                flex-direction: column;
            }
            .hero-ctas .btn {
                width: 100%;
            }
            .news-card-body {
                padding: 20px;
            }
            .news-card-title {
                font-size: 18px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-item {
                padding: 28px 16px;
            }
            .stat-num {
                font-size: 32px;
            }
            .cta-form {
                flex-direction: column;
            }
            .form-btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .site-nav {
                top: 10px;
                padding: 8px 12px 8px 16px;
                border-radius: 40px;
            }
            .nav-logo {
                font-size: 16px;
            }
            .nav-toggle {
                width: 38px;
                height: 38px;
                font-size: 16px;
            }
            .page-hero {
                min-height: 340px;
                padding-top: 110px;
            }
            .page-hero-tag {
                font-size: 12px;
            }
            .section {
                padding: var(--spacing-section) 0;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .section-title {
                font-size: 24px;
            }
            .timeline-item {
                padding: 16px 18px;
            }
            .timeline-content {
                font-size: 15px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-item+.stat-item {
                border-left: none;
                border-top: 1px solid rgba(255, 255, 255, .08);
            }
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
:root {
  --color-gold: #B98A44;
  --color-gold-dark: #A97A35;
  --color-gold-light: #D4B678;
  --color-ink: #26211A;
  --color-ink-deep: #1F1B16;
  --color-paper: #FAF7F0;
  --color-paper-2: #F2EBDF;
  --color-text: #2B2620;
  --color-muted: #7A6F5F;
  --color-accent: #3E7C6F;
  --color-border: rgba(43, 38, 32, 0.1);
  --color-border-light: rgba(255, 255, 255, 0.12);
  --color-success: #2F6B5E;
  --color-warning: #B98A44;
  --color-error: #B4473B;
  --font-serif: "Noto Serif SC", Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
  --font-sans: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(38, 33, 26, .05), 0 8px 24px rgba(38, 33, 26, .06);
  --shadow-hover: 0 2px 4px rgba(38, 33, 26, .08), 0 14px 36px rgba(38, 33, 26, .1);
  --shadow-gold: 0 0 0 3px rgba(185, 138, 68, .25);
  --container-max: 1200px;
  --spacing-section: 80px;
  --transition: 0.2s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  background: var(--color-paper);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.no-scroll {
  overflow: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}
input {
  font-family: inherit;
}
ul, ol {
  list-style-position: inside;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-text);
  line-height: 1.35;
  font-weight: 600;
}

/* ===== 容器 ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid transparent;
  transition: all 0.25s ease;
  text-decoration: none;
  line-height: 1.4;
  white-space: nowrap;
}
.btn-gold {
  background: var(--color-gold);
  color: #fff;
  box-shadow: 0 4px 14px rgba(185, 138, 68, 0.3);
}
.btn-gold:hover {
  background: var(--color-gold-dark);
  box-shadow: 0 6px 20px rgba(185, 138, 68, 0.38);
  transform: translateY(-2px);
  color: #fff;
}
.btn-gold:active {
  transform: translateY(2px);
  box-shadow: 0 2px 8px rgba(185, 138, 68, 0.3);
}
.btn-gold:focus-visible {
  outline: none;
  box-shadow: var(--shadow-gold);
}
.btn-outline-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.65);
  color: #fff;
}
.btn-outline-light:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.06);
}
.btn-outline-light:active {
  transform: translateY(2px);
}
.btn-outline-light:focus-visible {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}
.btn-block {
  width: 100%;
}

/* ===== 徽章 / 标签 ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
  background: rgba(185, 138, 68, 0.14);
  color: var(--color-gold-dark);
  border: 1px solid rgba(185, 138, 68, 0.2);
  letter-spacing: 0.02em;
}
.badge-light {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
}

/* ===== 导航 ===== */
.site-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 10px 18px;
  background: rgba(250, 247, 240, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: background 0.3s ease, box-shadow 0.3s ease;
  max-width: calc(100% - 32px);
  width: auto;
}
.site-nav.scrolled {
  background: rgba(250, 247, 240, 0.96);
  box-shadow: var(--shadow-hover);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.nav-logo .dot {
  width: 10px;
  height: 10px;
  background: var(--color-gold);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.2);
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
  white-space: nowrap;
}
.nav-links a:hover {
  color: var(--color-gold);
  background: rgba(185, 138, 68, 0.07);
}
.nav-links a.active {
  color: var(--color-gold-dark);
  font-weight: 600;
  background: rgba(185, 138, 68, 0.12);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  border-radius: 999px;
  background: var(--color-ink);
  color: #f5f0e6;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--color-gold);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(185, 138, 68, 0.3);
}
.nav-cta:active {
  transform: translateY(2px);
}
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-text);
  transition: all 0.2s ease;
  border: 1px solid var(--color-border);
}
.nav-toggle:hover {
  background: rgba(185, 138, 68, 0.1);
  color: var(--color-gold);
  border-color: rgba(185, 138, 68, 0.3);
}
.nav-toggle:focus-visible {
  outline: none;
  box-shadow: var(--shadow-gold);
}
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background: var(--color-paper);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
.mobile-menu.open {
  opacity: 1;
  visibility: visible;
}
.mobile-menu a {
  font-size: 20px;
  font-weight: 500;
  padding: 12px 24px;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 999px;
  transition: all 0.2s ease;
}
.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-gold-dark);
  background: rgba(185, 138, 68, 0.1);
}
.mobile-menu .close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-paper-2);
  color: var(--color-text);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
}
.mobile-menu .close-btn:hover {
  background: rgba(185, 138, 68, 0.12);
  color: var(--color-gold-dark);
}
@media (max-width: 991px) {
  .nav-links {
    display: none;
  }
  .nav-cta {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
}

/* ===== 文章 Hero ===== */
.article-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(31, 27, 22, 0.82) 0%, rgba(38, 33, 26, 0.55) 50%, rgba(31, 27, 22, 0.72) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  padding: 145px 0 72px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.article-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 80%, rgba(185, 138, 68, 0.16) 0%, transparent 60%);
  pointer-events: none;
}
.article-hero .container {
  position: relative;
  z-index: 1;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 32px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.7);
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb a:hover {
  color: var(--color-gold-light);
}
.breadcrumb .sep {
  color: rgba(255, 255, 255, 0.4);
  font-size: 11px;
}
.breadcrumb .current {
  color: rgba(255, 255, 255, 0.9);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 320px;
}
@media (max-width: 520px) {
  .breadcrumb .current {
    max-width: 180px;
  }
}

/* ===== 文章标题区 ===== */
.article-heading {
  max-width: 860px;
}
.article-heading .article-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(185, 138, 68, 0.2);
  border: 1px solid rgba(185, 138, 68, 0.35);
  color: var(--color-gold-light);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  gap: 6px;
}
.article-heading h1 {
  font-size: clamp(28px, 4.6vw, 44px);
  font-weight: 700;
  line-height: 1.28;
  color: #fff;
  margin-bottom: 20px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.18);
  letter-spacing: 0.01em;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.article-meta i {
  color: var(--color-gold-light);
  font-size: 14px;
}
.article-meta .meta-divider {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, 0.2);
}

/* ===== 文章正文 ===== */
.article-main {
  background: var(--color-paper);
  padding: 60px 0 80px;
}
.article-container {
  max-width: 860px;
  margin: 0 auto;
}
.article-body {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 48px 52px;
  border: 1px solid var(--color-border);
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text);
}
.article-body h2 {
  font-size: 24px;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
}
.article-body h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 22px;
  background: var(--color-gold);
  border-radius: 2px;
  margin-right: 12px;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 12px;
}
.article-body h4 {
  font-size: 17px;
  font-weight: 600;
  margin-top: 20px;
  margin-bottom: 10px;
}
.article-body p {
  margin-bottom: 1.4em;
  line-height: 1.85;
}
.article-body a {
  color: var(--color-gold-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(185, 138, 68, 0.4);
}
.article-body a:hover {
  color: var(--color-gold);
  text-decoration-color: var(--color-gold);
}
.article-body ul,
.article-body ol {
  padding-left: 1.4em;
  margin-bottom: 1.4em;
}
.article-body ul li,
.article-body ol li {
  margin-bottom: 8px;
  padding-left: 6px;
}
.article-body ul li::marker {
  color: var(--color-gold);
}
.article-body img {
  border-radius: var(--radius-md);
  margin: 28px 0;
  box-shadow: var(--shadow-sm);
}
.article-body blockquote {
  border-left: 4px solid var(--color-gold);
  background: var(--color-paper-2);
  padding: 22px 28px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 28px 0;
  font-style: normal;
  color: var(--color-text);
  position: relative;
}
.article-body blockquote::before {
  content: '”';
  position: absolute;
  top: 4px;
  left: 10px;
  font-size: 36px;
  color: rgba(185, 138, 68, 0.25);
  font-family: var(--font-serif);
}
.article-body blockquote p {
  margin-bottom: 0.6em;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 40px 0;
}
.article-body code {
  background: var(--color-paper-2);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.92em;
  border: 1px solid rgba(43, 38, 32, 0.06);
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
}
.article-body th,
.article-body td {
  border: 1px solid var(--color-border);
  padding: 12px 16px;
  text-align: left;
}
.article-body th {
  background: var(--color-paper-2);
  font-weight: 600;
}

/* 空态 */
.article-empty {
  text-align: center;
  padding: 60px 20px;
}
.article-empty i {
  font-size: 52px;
  color: var(--color-gold);
  margin-bottom: 24px;
  display: block;
  opacity: 0.5;
}
.article-empty h2 {
  font-size: 26px;
  margin-bottom: 12px;
}
.article-empty p {
  color: var(--color-muted);
  margin-bottom: 28px;
  font-size: 16px;
}

/* ===== 相关推荐 ===== */
.related-section {
  background: var(--color-paper-2);
  padding: var(--spacing-section) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.section-title {
  text-align: center;
  margin-bottom: 44px;
}
.section-title h2 {
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 600;
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}
.section-title h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-gold);
  border-radius: 2px;
  margin: 12px auto 0;
}
.section-title p {
  font-size: 15.5px;
  color: var(--color-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}
.related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}
.related-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  text-decoration: none;
  color: var(--color-text);
}
.related-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(185, 138, 68, 0.3);
}
.related-card:nth-child(2) {
  margin-top: 36px;
}
.related-img {
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.related-card:hover .related-img img {
  transform: scale(1.05);
}
.related-content {
  padding: 24px 26px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.related-content .badge {
  align-self: flex-start;
}
.related-content h3 {
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0;
  transition: color 0.2s ease;
}
.related-card:hover .related-content h3 {
  color: var(--color-gold-dark);
}
.related-content p {
  font-size: 14.5px;
  color: var(--color-muted);
  line-height: 1.7;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-gold);
  font-size: 14px;
  font-weight: 600;
  margin-top: auto;
}
.related-link i {
  transition: transform 0.2s ease;
}
.related-card:hover .related-link i {
  transform: translateX(4px);
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--color-paper);
  padding: var(--spacing-section) 0;
}
.faq-wrapper {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  background: #fff;
  transition: all 0.2s ease;
  position: relative;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  color: var(--color-gold-dark);
  background: var(--color-paper);
}
.faq-item summary::after {
  content: '+';
  font-size: 24px;
  font-weight: 300;
  color: var(--color-gold);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(185, 138, 68, 0.1);
  flex-shrink: 0;
  transition: all 0.3s ease;
}
.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: var(--color-gold);
  color: #fff;
}
.faq-item[open] {
  border-color: rgba(185, 138, 68, 0.35);
  box-shadow: var(--shadow-sm);
}
.faq-item .faq-answer {
  border-top: 1px solid rgba(185, 138, 68, 0.15);
  padding: 18px 26px 24px;
}
.faq-item .faq-answer p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-muted);
  margin: 0;
}

/* ===== CTA 订阅 ===== */
.cta-subscribe {
  position: relative;
  background: var(--color-ink-deep);
  padding: 80px 0;
  overflow: hidden;
  border-top: 2px solid rgba(185, 138, 68, 0.4);
}
.cta-subscribe::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(185, 138, 68, 0.14) 0%, transparent 55%),
              radial-gradient(ellipse at 20% 90%, rgba(62, 124, 111, 0.1) 0%, transparent 45%);
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  color: #f5f0e6;
}
.cta-inner h2 {
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}
.cta-inner h2::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--color-gold);
  border-radius: 2px;
  margin: 14px auto 0;
}
.cta-inner p {
  font-size: 15.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 30px;
}
.subscribe-form {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.subscribe-form input[type="email"] {
  flex: 1;
  min-width: 240px;
  height: 50px;
  border-radius: 999px;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  padding: 12px 22px;
  font-size: 15px;
  color: #fff;
  outline: none;
  transition: all 0.25s ease;
  backdrop-filter: blur(4px);
}
.subscribe-form input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.5);
}
.subscribe-form input[type="email"]:focus {
  border-color: var(--color-gold);
  background: rgba(255, 255, 255, 0.13);
  box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.28);
}
.subscribe-form input[type="email"]:focus-visible {
  outline: none;
}
.subscribe-form .btn {
  height: 50px;
  padding: 12px 32px;
  flex-shrink: 0;
}
.form-tip {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.6;
}
.form-tip i {
  color: var(--color-gold);
  margin-right: 4px;
}
.form-message {
  margin-top: 16px;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.6;
  display: none;
}
.form-message.success {
  display: block;
  background: rgba(47, 107, 94, 0.2);
  color: #7FD1C0;
  border: 1px solid rgba(47, 107, 94, 0.3);
}
.form-message.error {
  display: block;
  background: rgba(180, 71, 59, 0.18);
  color: #E8A199;
  border: 1px solid rgba(180, 71, 59, 0.35);
}
@media (max-width: 520px) {
  .subscribe-form {
    flex-direction: column;
  }
  .subscribe-form input[type="email"] {
    width: 100%;
  }
  .subscribe-form .btn {
    width: 100%;
  }
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--color-ink);
  color: rgba(250, 247, 240, 0.75);
  padding: 56px 0 0;
  border-top: 2px solid var(--color-gold);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .nav-logo {
  color: #fff;
  margin-bottom: 16px;
  font-size: 20px;
}
.footer-brand p {
  font-size: 14.5px;
  line-height: 1.75;
  margin: 0;
  color: rgba(250, 247, 240, 0.65);
}
.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  letter-spacing: 0.03em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(250, 247, 240, 0.7);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.footer-links a::before {
  content: '';
  width: 0;
  height: 0;
  border-left: 4px solid var(--color-gold);
  border-top: 3px solid transparent;
  border-bottom: 3px solid transparent;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.footer-links a:hover::before {
  opacity: 1;
}
.footer-links a:hover {
  color: var(--color-gold-light);
  padding-left: 2px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(250, 247, 240, 0.65);
}
.footer-contact-item i {
  color: var(--color-gold);
  width: 16px;
  text-align: center;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(250, 247, 240, 0.45);
}
.footer-bottom span {
  white-space: nowrap;
}

/* ===== 响应式断点 ===== */
@media (max-width: 1199px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 991px) {
  :root {
    --spacing-section: 64px;
  }
  .article-body {
    padding: 36px 30px;
  }
  .related-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
  }
  .related-card:nth-child(2) {
    margin-top: 0;
  }
  .site-nav {
    gap: 14px;
    padding: 8px 14px;
    top: 12px;
  }
  .nav-logo {
    font-size: 17px;
  }
}
@media (max-width: 767px) {
  :root {
    --spacing-section: 48px;
  }
  .article-hero {
    padding: 120px 0 48px;
  }
  .article-body {
    padding: 28px 22px;
    font-size: 15px;
  }
  .article-body h2 {
    font-size: 20px;
  }
  .article-body h3 {
    font-size: 18px;
  }
  .article-meta {
    gap: 14px;
    font-size: 13px;
  }
  .breadcrumb {
    margin-bottom: 20px;
    font-size: 12.5px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .related-content {
    padding: 20px;
  }
}
@media (max-width: 520px) {
  .article-hero {
    padding: 110px 0 40px;
  }
  .article-heading h1 {
    font-size: 26px;
    line-height: 1.4;
  }
  .article-body {
    padding: 22px 18px;
    border-radius: var(--radius-md);
  }
  .article-body blockquote {
    padding: 16px 18px;
  }
  .section-title h2 {
    font-size: 22px;
  }
  .faq-item summary {
    padding: 18px 20px;
    font-size: 15px;
  }
  .faq-item .faq-answer {
    padding: 14px 20px 20px;
  }
  .cta-subscribe {
    padding: 56px 0;
  }
}

/* ===== 页面加载动画 ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.article-heading,
.article-main .article-body,
.related-section,
.faq-section,
.cta-subscribe {
  animation: fadeInUp 0.5s ease both;
}
.article-content-wrap {
  animation-delay: 0.1s;
}
.related-section {
  animation-delay: 0.2s;
}
.faq-section {
  animation-delay: 0.3s;
}

/* ===== 可访问性 ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* roulang page: category2 */
:root {
    --color-gold: #B98A44;
    --color-gold-light: #C89B5D;
    --color-gold-dark: #A97A35;
    --color-ink: #26211A;
    --color-ink-light: #332C23;
    --color-paper: #FAF7F0;
    --color-paper-2: #F2EBDF;
    --color-text: #2B2620;
    --color-muted: #7A6F5F;
    --color-accent: #3E7C6F;
    --color-border: rgba(43,38,32,0.1);
    --color-border-strong: rgba(43,38,32,0.14);
    --success: #2F6B5E;
    --warning: #B98A44;
    --error: #B4473B;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 10px;
    --radius-pill: 999px;
    --shadow-sm: 0 1px 2px rgba(38,33,26,.05), 0 8px 24px rgba(38,33,26,.06);
    --shadow-md: 0 2px 4px rgba(38,33,26,.08), 0 14px 36px rgba(38,33,26,.1);
    --shadow-lg: 0 8px 24px rgba(38,33,26,.1), 0 24px 64px rgba(38,33,26,.12);
    --container-max: 1200px;
    --section-space: 84px;
    --transition: .25s ease;
}
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
}
body {
    font-family: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text);
    background: var(--color-paper);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: "Noto Serif SC", Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
    color: var(--color-text);
    line-height: 1.3;
    font-weight: 600;
}
h1 {
    font-size: clamp(30px, 5.2vw, 48px);
    line-height: 1.25;
    letter-spacing: .02em;
}
h2 {
    font-size: clamp(24px, 3.6vw, 36px);
    line-height: 1.3;
    margin-bottom: .5em;
}
h3 {
    font-size: 20px;
    line-height: 1.35;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}
ul,
ol {
    list-style: none;
}
button,
input {
    font-family: inherit;
    font-size: inherit;
    border: none;
    background: none;
}
button {
    cursor: pointer;
}
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
}
.section-padding {
    padding-top: var(--section-space);
    padding-bottom: var(--section-space);
}
.text-center {
    text-align: center;
}
.section-head {
    margin-bottom: 48px;
}
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-gold);
    letter-spacing: .04em;
    margin-bottom: 12px;
}
.section-tag::before {
    content: "";
    width: 28px;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
}
.section-tag.center {
    justify-content: center;
}
.section-tag.center::after {
    content: "";
    width: 28px;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
}
.section-sub {
    max-width: 760px;
    margin: 12px auto 0;
    color: var(--color-muted);
    font-size: 16px;
    line-height: 1.8;
}
.section-sub.left-align {
    margin-left: 0;
    margin-right: 0;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    transition: all var(--transition);
    border: 1px solid transparent;
    white-space: nowrap;
}
.btn-primary {
    background: var(--color-gold);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-gold-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(185, 138, 68, .3);
}
.btn-primary:active {
    transform: translateY(0);
}
.btn-outline {
    background: transparent;
    border-color: rgba(255, 255, 255, .5);
    color: #fff;
}
.btn-outline:hover {
    background: rgba(255, 255, 255, .08);
    border-color: var(--color-gold);
    color: var(--color-gold-light);
    transform: translateY(-2px);
}
.btn-outline:active {
    transform: translateY(0);
}
.btn-outline-dark {
    background: transparent;
    border-color: var(--color-border-strong);
    color: var(--color-text);
}
.btn-outline-dark:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    transform: translateY(-2px);
}
.btn-outline-dark:active {
    transform: translateY(0);
}
.btn-sm {
    padding: 6px 16px;
    font-size: 13px;
}
.btn-lg {
    padding: 14px 36px;
    font-size: 16px;
}
:focus-visible {
    outline: 3px solid rgba(185, 138, 68, .35);
    outline-offset: 2px;
}

/* ===== Top Bar / Free Shipping ===== */
.top-bar {
    background: var(--color-ink);
    color: rgba(250, 247, 240, .8);
    font-size: 13px;
    padding: 8px 0;
    position: relative;
    z-index: 1001;
}
.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}
.top-bar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}
.top-bar-left i {
    color: var(--color-gold);
}
.top-bar-right {
    display: flex;
    gap: 20px;
    align-items: center;
}
.top-bar-right a {
    color: rgba(250, 247, 240, .8);
    transition: color var(--transition);
}
.top-bar-right a:hover {
    color: var(--color-gold-light);
}

/* ===== Nav ===== */
.site-nav {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: rgba(250, 247, 240, .82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-pill);
    width: calc(100% - 32px);
    max-width: 1160px;
    transition: background .3s ease, box-shadow .3s ease, border-radius .3s ease;
}
.site-nav.scrolled {
    background: rgba(250, 247, 240, .95);
    box-shadow: 0 8px 30px rgba(38, 33, 26, .12);
    border-radius: var(--radius-pill);
}
.nav-logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: "Noto Serif SC", Georgia, serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: .02em;
    white-space: nowrap;
    line-height: 1.2;
}
.nav-logo .dot {
    width: 10px;
    height: 10px;
    background: var(--color-gold);
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
    box-shadow: 0 0 0 3px rgba(185, 138, 68, .15);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: auto;
    margin-right: 8px;
}
.nav-links a {
    position: relative;
    padding: 8px 14px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-pill);
    transition: color var(--transition), background var(--transition);
}
.nav-links a:hover {
    color: var(--color-gold);
    background: rgba(185, 138, 68, .08);
}
.nav-links a.active {
    color: var(--color-gold);
}
.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: 3px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
}
.nav-cta {
    padding: 8px 20px;
    background: var(--color-gold);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    transition: background var(--transition), transform var(--transition);
    white-space: nowrap;
}
.nav-cta:hover {
    background: var(--color-gold-dark);
    transform: translateY(-1px);
}
.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    font-size: 18px;
    transition: background var(--transition), color var(--transition);
}
.nav-toggle:hover {
    background: rgba(185, 138, 68, .1);
    color: var(--color-gold);
}

/* ===== Mobile Nav ===== */
@media (max-width: 991px) {
    .top-bar {
        display: none;
    }
    .site-nav {
        top: 10px;
        padding: 8px 12px;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        background: var(--color-paper);
        border: 1px solid var(--color-border);
        border-radius: 20px;
        padding: 16px;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        box-shadow: 0 20px 60px rgba(38, 33, 26, .15);
    }
    .nav-links.open {
        display: flex;
    }
    .nav-links a {
        padding: 12px 16px;
        font-size: 17px;
        border-radius: var(--radius-md);
        border-bottom: 1px solid rgba(185, 138, 68, .08);
    }
    .nav-links a:last-child {
        border-bottom: none;
    }
    .nav-links a.active {
        background: rgba(185, 138, 68, .08);
    }
    .nav-links a.active::after {
        display: none;
    }
    .nav-cta {
        display: none;
    }
    .nav-toggle {
        display: flex;
        margin-left: auto;
    }
}

/* ===== Hero ===== */
.hero-section {
    position: relative;
    min-height: 560px;
    height: calc(70vh);
    display: flex;
    align-items: center;
    padding-top: 120px;
    padding-bottom: 60px;
    background: linear-gradient(to right, rgba(31, 27, 22, .78), rgba(31, 27, 22, .45)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    color: #fff;
}
.hero-section::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--color-paper), transparent);
    pointer-events: none;
}
.hero-inner {
    position: relative;
    z-index: 2;
    max-width: 720px;
}
.hero-section .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(185, 138, 68, .15);
    border: 1px solid rgba(185, 138, 68, .3);
    color: var(--color-gold-light);
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    letter-spacing: .03em;
}
.hero-section h1 {
    color: #fff;
    margin-bottom: 16px;
    font-size: clamp(30px, 4.6vw, 46px);
}
.hero-section h1 .highlight {
    color: var(--color-gold-light);
    position: relative;
    white-space: nowrap;
}
.hero-section h1 .highlight::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-gold);
    border-radius: 2px;
}
.hero-section .hero-sub {
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255, 255, 255, .9);
    max-width: 560px;
    margin-bottom: 28px;
}
.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, .7);
    font-size: 22px;
    animation: bounceDown 2s infinite;
    z-index: 2;
}
@keyframes bounceDown {
    0%,
    100% {
        transform: translate(-50%, 0);
    }
    50% {
        transform: translate(-50%, 8px);
    }
}

/* ===== Insight Block: data highlights ===== */
.insight-stats {
    margin-top: -30px;
    position: relative;
    z-index: 5;
}
.stats-grid {
    background: var(--color-ink);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: 32px 24px;
    gap: 0;
}
.stat-item {
    text-align: center;
    padding: 16px 12px;
    position: relative;
}
.stat-item:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 60%;
    background: rgba(255, 255, 255, .08);
}
.stat-number {
    font-family: "Noto Serif SC", Georgia, serif;
    font-size: 38px;
    font-weight: 700;
    color: var(--color-gold);
    line-height: 1.2;
    font-variant-numeric: tabular-nums;
}
.stat-label {
    color: rgba(255, 255, 255, .6);
    font-size: 14px;
    margin-top: 6px;
}

/* ===== Insights Feature Section ===== */
.feature-section {
    padding-top: 60px;
    padding-bottom: 60px;
}
.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.feature-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}
.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform .6s ease;
}
.feature-image:hover img {
    transform: scale(1.03);
}
.feature-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(31, 27, 22, .08), transparent 50%);
    pointer-events: none;
}
.feature-image .img-badge {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: rgba(250, 247, 240, .9);
    backdrop-filter: blur(4px);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-size: 13px;
    color: var(--color-text);
    font-weight: 500;
}
.feature-content .section-tag {
    margin-bottom: 12px;
}
.feature-content h2 {
    margin-bottom: 16px;
    font-size: clamp(24px, 3vw, 32px);
}
.feature-content p {
    color: var(--color-muted);
    line-height: 1.8;
    margin-bottom: 16px;
}
.feature-list {
    margin-top: 16px;
    display: grid;
    gap: 10px;
}
.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 15px;
    color: var(--color-text);
}
.feature-list li i {
    color: var(--color-gold);
    margin-top: 5px;
    flex-shrink: 0;
}
.feature-list li strong {
    font-weight: 600;
}

/* ===== Insight Observation: the 4 dimensions ===== */
.observation-section {
    background: var(--color-paper-2);
    padding: var(--section-space) 0;
}
.observation-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.observation-card {
    background: var(--color-paper);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}
.observation-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--color-gold);
    transition: height .3s ease;
}
.observation-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: rgba(185, 138, 68, .25);
}
.observation-card:hover::before {
    height: 100%;
}
.obs-num {
    font-family: "Noto Serif SC", Georgia, serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 12px;
    font-variant-numeric: tabular-nums;
}
.observation-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}
.observation-card p {
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.7;
}

/* ===== Curated content cards ===== */
.curated-section {
    padding: var(--section-space) 0;
}
.curated-layout {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 24px;
}
.curated-main-card {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    background: var(--color-paper);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), transform var(--transition);
}
.curated-main-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.curated-main-card .card-image {
    overflow: hidden;
    min-height: 100%;
}
.curated-main-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.curated-main-card:hover .card-image img {
    transform: scale(1.04);
}
.curated-main-card .card-body {
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.card-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    background: rgba(185, 138, 68, .1);
    color: var(--color-gold-dark);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-pill);
    letter-spacing: .03em;
    width: fit-content;
    margin-bottom: 14px;
}
.card-body h3 {
    font-size: 22px;
    line-height: 1.4;
    margin-bottom: 12px;
}
.card-body p {
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-gold);
    font-weight: 600;
    font-size: 14px;
    transition: gap var(--transition);
    width: fit-content;
}
.card-link:hover {
    gap: 10px;
    color: var(--color-gold-dark);
}
.curated-side-list {
    display: grid;
    gap: 20px;
}
.side-card {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 16px;
    background: var(--color-paper);
    border-radius: var(--radius-md);
    padding: 12px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    align-items: center;
}
.side-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.side-card .thumb {
    width: 100px;
    height: 76px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}
.side-card .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.side-card:hover .thumb img {
    transform: scale(1.06);
}
.side-card .side-body h3 {
    font-size: 15px;
    line-height: 1.45;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.side-card .side-body .meta {
    font-size: 13px;
    color: var(--color-muted);
}

/* ===== Featured observation strip ===== */
.quote-section {
    background: var(--color-ink);
    padding: 72px 0;
    position: relative;
    overflow: hidden;
}
.quote-section::before {
    content: "";
    position: absolute;
    top: -30%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(185, 138, 68, .08), transparent 70%);
    pointer-events: none;
}
.quote-section .container {
    position: relative;
    z-index: 2;
}
.quote-wrapper {
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
    color: #fff;
}
.quote-wrapper .quote-icon {
    font-size: 36px;
    color: var(--color-gold);
    margin-bottom: 20px;
}
.quote-wrapper blockquote {
    font-family: "Noto Serif SC", Georgia, serif;
    font-size: clamp(20px, 3vw, 30px);
    line-height: 1.6;
    color: rgba(255, 255, 255, .92);
    margin-bottom: 20px;
    border: none;
    padding: 0;
}
.quote-wrapper .quote-source {
    color: var(--color-gold-light);
    font-size: 15px;
}

/* ===== Latest Insight Cards ===== */
.latest-section {
    padding: var(--section-space) 0;
    background: var(--color-paper);
}
.latest-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.latest-card {
    background: var(--color-paper);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    display: flex;
    flex-direction: column;
}
.latest-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.latest-card .latest-image {
    overflow: hidden;
    aspect-ratio: 16/9;
}
.latest-card .latest-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.latest-card:hover .latest-image img {
    transform: scale(1.04);
}
.latest-card .latest-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.latest-card .latest-body .card-badge {
    margin-bottom: 10px;
}
.latest-card .latest-body h3 {
    margin-bottom: 10px;
    font-size: 19px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.latest-card .latest-body p {
    color: var(--color-muted);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 16px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.latest-card .latest-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--color-muted);
    border-top: 1px solid var(--color-border);
    padding-top: 14px;
}
.latest-card .latest-meta a {
    color: var(--color-gold);
    font-weight: 500;
}
.latest-card .latest-meta a:hover {
    color: var(--color-gold-dark);
}

/* ===== Timeline / Process ===== */
.timeline-section {
    background: var(--color-paper-2);
    padding: var(--section-space) 0;
}
.timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    padding: 20px 0 0;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-gold), rgba(185, 138, 68, .15));
    transform: translateX(-50%);
}
.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 40px 40px;
    box-sizing: border-box;
}
.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}
.timeline-item:nth-child(even) {
    left: 50%;
    text-align: left;
}
.timeline-item::before {
    content: "";
    position: absolute;
    top: 6px;
    width: 16px;
    height: 16px;
    background: var(--color-paper);
    border: 3px solid var(--color-gold);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(185, 138, 68, .15);
    z-index: 2;
}
.timeline-item:nth-child(odd)::before {
    right: -8px;
}
.timeline-item:nth-child(even)::before {
    left: -8px;
}
.timeline-item .timeline-inner {
    background: var(--color-paper);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}
.timeline-item .timeline-inner:hover {
    box-shadow: var(--shadow-md);
}
.timeline-date {
    font-size: 13px;
    color: var(--color-gold);
    font-weight: 600;
    margin-bottom: 6px;
    font-variant-numeric: tabular-nums;
}
.timeline-item h3 {
    font-size: 17px;
    margin-bottom: 8px;
}
.timeline-item p {
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.65;
}

/* ===== FAQ ===== */
.faq-section {
    padding: var(--section-space) 0;
}
.faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
}
.faq-item {
    background: var(--color-paper);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0 24px;
    transition: border-color var(--transition), box-shadow var(--transition);
    overflow: hidden;
}
.faq-item.active {
    border-color: rgba(185, 138, 68, .3);
    box-shadow: var(--shadow-sm);
}
.faq-item:hover {
    border-left: 3px solid var(--color-gold);
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 18px 0;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    font-family: "Noto Sans SC", sans-serif;
    transition: color var(--transition);
}
.faq-question:hover {
    color: var(--color-gold);
}
.faq-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(185, 138, 68, .1);
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform .3s ease, background var(--transition);
    flex-shrink: 0;
}
.faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: var(--color-gold);
    color: #fff;
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
}
.faq-answer-inner {
    padding: 0 0 20px;
    border-top: 1px solid rgba(185, 138, 68, .15);
    padding-top: 16px;
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.75;
}
.faq-item.active .faq-answer {
    max-height: 320px;
}

/* ===== CTA Section ===== */
.cta-section {
    background: var(--color-ink);
    padding: 64px 0;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 80%, rgba(185, 138, 68, .12), transparent 50%);
    pointer-events: none;
}
.cta-card {
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    backdrop-filter: blur(8px);
}
.cta-card h2 {
    color: #fff;
    margin-bottom: 12px;
}
.cta-card p {
    color: rgba(255, 255, 255, .7);
    margin-bottom: 28px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}
.cta-form-group {
    display: flex;
    gap: 10px;
    max-width: 460px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}
.cta-form-group input {
    flex: 1;
    min-width: 240px;
    height: 48px;
    padding: 0 20px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 255, 255, .2);
    background: rgba(255, 255, 255, .08);
    color: #fff;
    font-size: 15px;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.cta-form-group input::placeholder {
    color: rgba(255, 255, 255, .45);
}
.cta-form-group input:focus {
    outline: none;
    border-color: var(--color-gold);
    background: rgba(255, 255, 255, .12);
    box-shadow: 0 0 0 3px rgba(185, 138, 68, .3);
}
.cta-form-group .btn {
    height: 48px;
}
.form-feedback {
    margin-top: 14px;
    font-size: 14px;
    min-height: 20px;
    color: rgba(255, 255, 255, .7);
}
.form-feedback.success {
    color: #7AB8A6;
}
.form-feedback.error {
    color: #E0897C;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--color-ink);
    color: rgba(250, 247, 240, .75);
    padding-top: 60px;
    position: relative;
}
.site-footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--color-gold), transparent);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.75;
    margin-top: 16px;
    max-width: 280px;
    color: rgba(250, 247, 240, .6);
}
.footer-title {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 18px;
    font-family: "Noto Sans SC", sans-serif;
}
.footer-links {
    display: grid;
    gap: 8px;
}
.footer-links a {
    color: rgba(250, 247, 240, .75);
    font-size: 14px;
    transition: color var(--transition), padding-left var(--transition);
    display: inline-block;
    width: fit-content;
}
.footer-links a:hover {
    color: var(--color-gold-light);
    padding-left: 4px;
}
.footer-contact {
    display: grid;
    gap: 12px;
}
.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 14px;
    line-height: 1.6;
}
.footer-contact-item i {
    color: var(--color-gold);
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: rgba(255, 255, 255, .45);
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom .footer-logo-text {
    color: rgba(255, 255, 255, .6);
}
.footer-bottom .footer-domain {
    font-variant-numeric: tabular-nums;
    letter-spacing: .02em;
}

/* ===== Responsive ===== */
@media (max-width: 1199px) {
    .nav-links a {
        padding: 8px 10px;
        font-size: 14px;
    }
    .observation-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .curated-layout {
        grid-template-columns: 1fr;
    }
    .curated-main-card {
        grid-template-columns: 1fr 1.1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}
@media (max-width: 991px) {
    :root {
        --section-space: 64px;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px 0;
    }
    .stat-item:nth-child(2)::after {
        display: none;
    }
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .feature-image img {
        aspect-ratio: 16/9;
    }
    .hero-section {
        height: auto;
        min-height: 520px;
        padding-top: 140px;
        padding-bottom: 80px;
    }
    .timeline::before {
        left: 20px;
        transform: none;
    }
    .timeline-item {
        width: 100% !important;
        left: 0 !important;
        padding: 0 0 32px 56px;
        text-align: left !important;
    }
    .timeline-item::before {
        left: 12px !important;
        right: auto !important;
    }
    .cta-card {
        padding: 32px 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 767px) {
    :root {
        --section-space: 48px;
    }
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        padding: 20px 16px;
    }
    .stat-number {
        font-size: 28px;
    }
    .stat-label {
        font-size: 13px;
    }
    .observation-grid {
        grid-template-columns: 1fr;
    }
    .latest-grid {
        grid-template-columns: 1fr;
    }
    .curated-main-card {
        grid-template-columns: 1fr;
    }
    .curated-main-card .card-image img {
        aspect-ratio: 16/9;
    }
    .curated-main-card .card-body {
        padding: 20px;
    }
    .hero-cta-group {
        flex-direction: column;
    }
    .hero-cta-group .btn {
        width: 100%;
    }
    .cta-form-group {
        flex-direction: column;
    }
    .cta-form-group input,
    .cta-form-group .btn {
        width: 100%;
        flex: none;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .section-sub {
        font-size: 15px;
    }
    .side-card {
        grid-template-columns: 80px 1fr;
        padding: 10px;
    }
    .side-card .thumb {
        width: 80px;
        height: 60px;
    }
}

/* ===== Fade-in animation ===== */
.fade-in {
    opacity: 0;
    transform: translateY(12px);
    animation: fadeInUp .5s ease forwards;
}
.fade-in.delay-1 {
    animation-delay: .1s;
}
.fade-in.delay-2 {
    animation-delay: .2s;
}
.fade-in.delay-3 {
    animation-delay: .3s;
}
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* roulang page: category3 */
/* ==================== 设计变量 ==================== */
:root {
  --color-gold: #B98A44;
  --color-gold-deep: #A97A35;
  --color-ink: #26211A;
  --color-ink-dark: #1F1B16;
  --color-paper: #FAF7F0;
  --color-paper-2: #F2EBDF;
  --color-text: #2B2620;
  --color-muted: #7A6F5F;
  --color-accent: #3E7C6F;
  --color-border: rgba(43, 38, 32, 0.1);
  --color-white: #fff;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-card: 0 1px 2px rgba(38, 33, 26, 0.05), 0 8px 24px rgba(38, 33, 26, 0.06);
  --shadow-hover: 0 2px 4px rgba(38, 33, 26, 0.08), 0 14px 36px rgba(38, 33, 26, 0.1);
  --font-serif: "Noto Serif SC", Georgia, "Times New Roman", "Songti SC", "SimSun", serif;
  --font-sans: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container: 1200px;
  --section-space: 88px;
}

/* ==================== 基础 Reset ==================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--color-paper);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; }

/* ==================== 容器与通用 ==================== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: calc(var(--section-space) + 16px) 0; }
.section-alt { background: var(--color-paper-2); }
.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--color-gold-deep);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-head h2 { font-family: var(--font-serif); font-size: clamp(26px, 3.6vw, 36px); font-weight: 700; line-height: 1.35; color: var(--color-text); }
.section-head p { margin-top: 14px; color: var(--color-muted); font-size: 16px; line-height: 1.7; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* ==================== 悬浮胶囊导航 ==================== */
.site-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: rgba(250, 247, 240, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 24px rgba(31, 27, 22, 0.08);
  max-width: calc(100% - 32px);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-nav.nav-scrolled {
  background: rgba(250, 247, 240, 0.96);
  box-shadow: 0 8px 32px rgba(31, 27, 22, 0.12);
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 19px;
  color: var(--color-text);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: color 0.2s ease;
}
.nav-logo:hover { color: var(--color-gold-deep); }
.nav-logo .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.18);
  flex-shrink: 0;
}
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  transition: color 0.2s ease, background 0.2s ease;
}
.nav-links a:hover { color: var(--color-gold-deep); background: rgba(185, 138, 68, 0.08); }
.nav-links a.active { color: var(--color-gold-deep); background: rgba(185, 138, 68, 0.12); font-weight: 600; }
.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background: var(--color-gold);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid var(--color-gold);
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.nav-cta:hover { background: var(--color-gold-deep); border-color: var(--color-gold-deep); transform: translateY(-1px); }
.nav-cta:active { transform: translateY(2px); }
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  border-radius: 50%;
  color: var(--color-text);
  font-size: 18px;
  transition: background 0.2s ease, color 0.2s ease;
}
.nav-toggle:hover { background: rgba(185, 138, 68, 0.12); color: var(--color-gold-deep); }

/* ==================== 分类 Hero ==================== */
.page-hero {
  position: relative;
  min-height: 44vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 24px 80px;
  background-color: var(--color-ink-dark);
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center center;
  color: #fff;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(31, 27, 22, 0.74), rgba(31, 27, 22, 0.36));
}
.page-hero .container { position: relative; z-index: 2; max-width: 860px; }
.page-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.92);
  letter-spacing: 1px;
  margin-bottom: 24px;
}
.page-hero-tag i { color: var(--color-gold); }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}
.breadcrumb a { color: rgba(255, 255, 255, 0.72); }
.breadcrumb a:hover { color: var(--color-gold); }
.breadcrumb span { color: rgba(255, 255, 255, 0.45); }
.page-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 5vw, 46px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.01em;
}
.page-hero h1 .highlight { color: var(--color-gold); }
.page-hero p {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}
.hero-ctas { display: flex; justify-content: center; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

/* ==================== 按钮 ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 30px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid transparent;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.btn-primary { background: var(--color-gold); color: #fff; border-color: var(--color-gold); }
.btn-primary:hover { background: var(--color-gold-deep); border-color: var(--color-gold-deep); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(185, 138, 68, 0.25); }
.btn-primary:active { transform: translateY(1px); }
.btn-outline { border-color: rgba(255, 255, 255, 0.55); color: #fff; background: rgba(255, 255, 255, 0.06); }
.btn-outline:hover { border-color: var(--color-gold); color: var(--color-gold); background: rgba(185, 138, 68, 0.12); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(31, 27, 22, 0.2); }
.btn-outline:active { transform: translateY(1px); }

/* ==================== 品牌缘起（两栏错落） ==================== */
.split-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; align-items: center; }
.split-media { position: relative; }
.split-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.split-media::after {
  content: "";
  position: absolute;
  inset: auto -12px -12px auto;
  width: 64px;
  height: 64px;
  border-right: 3px solid var(--color-gold);
  border-bottom: 3px solid var(--color-gold);
  border-radius: 0 0 var(--radius-md) 0;
  z-index: -1;
}
.split-copy h2 { font-family: var(--font-serif); font-size: clamp(24px, 3.2vw, 34px); line-height: 1.4; margin-bottom: 18px; }
.split-copy p { margin-bottom: 16px; color: var(--color-muted); font-size: 16px; }
.origin-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(185, 138, 68, 0.1);
  color: var(--color-gold-deep);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}
.split-quote {
  border-left: 4px solid var(--color-gold);
  background: var(--color-paper-2);
  padding: 18px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: 20px;
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.7;
}

/* ==================== 品牌理念 ==================== */
.philosophy-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.principle-list { display: grid; gap: 20px; }
.principle-row {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 20px;
  align-items: start;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.principle-row:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.principle-num { font-family: var(--font-serif); font-size: 28px; font-weight: 700; color: var(--color-gold); line-height: 1; }
.principle-row h3 { font-family: var(--font-serif); font-size: 20px; margin-bottom: 8px; }
.principle-row p { color: var(--color-muted); font-size: 15px; line-height: 1.7; }
.philosophy-images { display: grid; gap: 20px; }
.philosophy-images img { border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
.philosophy-quote {
  border-left: 4px solid var(--color-gold);
  background: var(--color-paper);
  padding: 18px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.7;
}

/* ==================== 品牌历程时间线 ==================== */
.timeline { position: relative; padding-left: 36px; max-width: 760px; margin: 0 auto; }
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), rgba(185, 138, 68, 0.1));
}
.timeline-item { position: relative; }
.timeline-item + .timeline-item { margin-top: 24px; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-paper);
  border: 3px solid var(--color-gold);
  box-shadow: 0 0 0 4px rgba(185, 138, 68, 0.12);
}
.timeline-card {
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.timeline-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.timeline-tag {
  display: inline-block;
  font-size: 13px;
  color: var(--color-gold-deep);
  background: rgba(185, 138, 68, 0.1);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
  font-weight: 500;
}
.timeline-card h3 { font-family: var(--font-serif); font-size: 20px; margin-bottom: 8px; }
.timeline-card p { color: var(--color-muted); font-size: 15px; line-height: 1.7; }

/* ==================== 数据信任区（深色） ==================== */
.stats-section {
  background: var(--color-ink);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 0%, rgba(185, 138, 68, 0.14), transparent 60%);
  pointer-events: none;
}
.stats-section .container { position: relative; z-index: 2; }
.stats-section .section-head h2 { color: #fff; }
.stats-section .section-head p { color: rgba(250, 247, 240, 0.65); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.stat-item {
  padding: 44px 24px;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-serif);
  font-size: 56px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-label { margin-top: 14px; color: rgba(250, 247, 240, 0.7); font-size: 15px; }

/* ==================== 内容特色（两栏错落） ==================== */
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.feature-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--color-paper);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.feature-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(185, 138, 68, 0.12);
  color: var(--color-gold-deep);
  border-radius: var(--radius-md);
  font-size: 20px;
}
.feature-card h3 { font-family: var(--font-serif); font-size: 18px; margin-bottom: 8px; }
.feature-card p { color: var(--color-muted); font-size: 15px; line-height: 1.7; }

/* ==================== FAQ ==================== */
.faq-list { max-width: 780px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-paper);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}
.faq-item:hover { border-color: rgba(185, 138, 68, 0.35); }
.faq-item.active {
  border-color: rgba(185, 138, 68, 0.5);
  box-shadow: var(--shadow-card);
  background: var(--color-paper-2);
}
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  background: none;
  border: none;
  text-align: left;
  width: 100%;
  line-height: 1.5;
  transition: color 0.2s ease;
}
.faq-question:hover { color: var(--color-gold-deep); }
.faq-icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(185, 138, 68, 0.12);
  color: var(--color-gold-deep);
  font-size: 14px;
  transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
}
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--color-gold); color: #fff; }
.faq-answer { display: none; padding: 0 24px 20px; }
.faq-answer p {
  padding-top: 14px;
  border-top: 1px solid rgba(185, 138, 68, 0.2);
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.7;
}
.faq-item.active .faq-answer { display: block; }

/* ==================== CTA 订阅区 ==================== */
.cta-section {
  background: var(--color-ink);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(185, 138, 68, 0.2), transparent 65%);
  pointer-events: none;
}
.cta-section .container { position: relative; z-index: 2; max-width: 760px; text-align: center; }
.cta-section h2 { font-family: var(--font-serif); font-size: clamp(26px, 3.4vw, 36px); line-height: 1.4; }
.cta-section .cta-desc { color: rgba(250, 247, 240, 0.7); margin-top: 14px; font-size: 16px; line-height: 1.7; }
.cta-form { display: flex; gap: 12px; margin-top: 30px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-form input {
  flex: 1;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.cta-form input::placeholder { color: rgba(255, 255, 255, 0.42); }
.cta-form input:focus {
  border-color: var(--color-gold);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.3);
}
.cta-form button {
  height: 48px;
  padding: 0 30px;
  background: var(--color-gold);
  color: #fff;
  border: none;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.cta-form button:hover { background: var(--color-gold-deep); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(185, 138, 68, 0.3); }
.cta-form button:active { transform: translateY(2px); }
.form-msg { margin-top: 16px; font-size: 14px; min-height: 22px; }
.form-msg.success { color: var(--color-accent); }
.form-msg.error { color: #E0857A; }

/* ==================== 页脚 ==================== */
.site-footer {
  padding-top: 56px;
  background: var(--color-ink);
  color: rgba(250, 247, 240, 0.7);
  position: relative;
}
.site-footer::before {
  content: "";
  display: block;
  height: 2px;
  background: linear-gradient(to right, var(--color-gold), rgba(185, 138, 68, 0.15));
  margin-bottom: 40px;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .nav-logo { color: #fff; font-size: 21px; }
.footer-brand p { margin-top: 16px; font-size: 14px; line-height: 1.7; color: rgba(250, 247, 240, 0.55); max-width: 320px; }
.footer-title { color: #fff; font-family: var(--font-serif); font-size: 17px; font-weight: 600; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(250, 247, 240, 0.65); font-size: 14px; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--color-gold); }
.footer-contact { display: flex; flex-direction: column; gap: 14px; }
.footer-contact-item { display: flex; align-items: center; gap: 10px; color: rgba(250, 247, 240, 0.65); font-size: 14px; }
.footer-contact-item i { color: var(--color-gold); width: 16px; flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(250, 247, 240, 0.4);
}

/* ==================== 响应式断点 ==================== */
@media (max-width: 1024px) {
  :root { --section-space: 72px; }
  .split-grid, .split-grid.reverse { grid-template-columns: 1fr; gap: 40px; }
  .philosophy-wrap { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .site-footer::before { margin-bottom: 32px; }
}

@media (max-width: 991px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-links.nav-open {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    margin: 0 auto;
    width: max-content;
    min-width: 260px;
    background: var(--color-paper);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 12px;
    box-shadow: var(--shadow-hover);
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  .nav-links.nav-open a { padding: 10px 18px; font-size: 16px; }
}

@media (max-width: 768px) {
  :root { --section-space: 56px; }
  .container { padding: 0 16px; }
  .section { padding: calc(var(--section-space) + 8px) 0; }
  .page-hero { min-height: 40vh; padding: 120px 20px 64px; }
  .page-hero p { font-size: 16px; }
  .feature-grid { grid-template-columns: 1fr; }
  .principle-row { grid-template-columns: 1fr; gap: 12px; }
  .principle-num { font-size: 24px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item { border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
  .stat-item:nth-child(2n) { border-right: none; }
  .stat-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
  .stat-num { font-size: 44px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .hero-ctas .btn { width: 100%; max-width: 320px; }
  .cta-form { flex-direction: column; }
  .cta-form button { width: 100%; }
}

@media (max-width: 520px) {
  .nav-links.nav-open { width: auto; min-width: 0; }
  .page-hero h1 { font-size: 30px; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item, .stat-item:nth-child(2n) { border-right: none; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
  .stat-item:last-child { border-bottom: none; }
  .timeline { padding-left: 28px; }
  .timeline-item::before { left: -28px; width: 10px; height: 10px; }
  .timeline-card { padding: 20px 20px; }
  .feature-card { flex-direction: column; }
  .faq-question { padding: 16px 18px; font-size: 15px; }
  .faq-answer { padding: 0 18px 16px; }
  .footer-bottom { justify-content: center; text-align: center; }
}