:root {
            --primary: #166534;
            --secondary: #78350f;
            --beige: #f5f0e1;
            --cream: #faf6ec;
            --dark: #1c1917;
            --text: #44403c;
            --border: #d6d0c2;
            --shadow: 0 4px 24px rgba(28, 25, 23, 0.08);
            --radius: 16px;
            --transition: all 0.35s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--beige);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--text);
            font-size: 1.05rem;
            max-width: 720px;
            margin: 0 auto 40px;
            line-height: 1.6;
        }
        .btn {
            display: inline-block;
            padding: 12px 32px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            border: none;
            transition: var(--transition);
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            box-shadow: 0 4px 16px rgba(22, 101, 52, 0.3);
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(22, 101, 52, 0.4);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
            box-shadow: none;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 导航栏 ===== */
        .navbar {
            background: linear-gradient(135deg, #145a30 0%, #3f2d19 60%, #78350f 100%);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand-logo {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .nav-links {
            display: flex;
            gap: 6px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: rgba(255, 255, 255, 0.92);
            padding: 8px 18px;
            border-radius: 24px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .nav-links a:hover,
        .nav-links a.active {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        /* ===== GEO / HERO ===== */
        .geo-intro {
            background: linear-gradient(135deg, rgba(22, 101, 52, 0.08) 0%, rgba(120, 53, 15, 0.08) 100%),
                radial-gradient(circle at 20% 30%, rgba(22, 101, 52, 0.12) 0%, transparent 45%),
                radial-gradient(circle at 80% 70%, rgba(120, 53, 15, 0.10) 0%, transparent 40%);
            padding: 70px 0 50px;
        }
        .geo-intro h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.35;
            text-align: center;
            margin-bottom: 20px;
            letter-spacing: 1px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
        }
        .geo-intro .geo-desc {
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
            font-size: 1.1rem;
            color: var(--text);
            line-height: 1.9;
            background: rgba(255, 255, 255, 0.65);
            padding: 28px 36px;
            border-radius: var(--radius);
            border-left: 4px solid var(--primary);
        }
        .geo-badges {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 28px;
        }
        .geo-badge {
            padding: 8px 20px;
            border-radius: 20px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(22, 101, 52, 0.2);
        }

        /* ===== 数据统计 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 30px;
        }
        .stat-card {
            text-align: center;
            padding: 36px 20px;
            background: linear-gradient(145deg, #fff, var(--cream));
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }
        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 10px 30px rgba(28, 25, 23, 0.12);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-label {
            color: var(--text);
            margin-top: 6px;
            font-size: 1rem;
            font-weight: 500;
        }

        /* ===== 核心优势 / 卡片 ===== */
        .camouflage-card {
            background:
                radial-gradient(circle at 25% 35%, rgba(22, 101, 52, 0.12) 0%, transparent 28%),
                radial-gradient(circle at 75% 65%, rgba(120, 53, 15, 0.10) 0%, transparent 32%),
                radial-gradient(circle at 50% 25%, rgba(101, 163, 13, 0.08) 0%, transparent 22%),
                linear-gradient(145deg, #fffdf5, #f0e9d8);
            border-radius: var(--radius);
            border: 1px solid rgba(214, 208, 194, 0.6);
            box-shadow: var(--shadow);
            padding: 30px;
            transition: var(--transition);
        }
        .camouflage-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 30px rgba(28, 25, 23, 0.1);
        }
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 30px;
        }
        .advantage-icon {
            font-size: 2.4rem;
            margin-bottom: 14px;
            display: block;
        }
        .advantage-card h3 {
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 8px;
            font-weight: 700;
        }
        .advantage-card p {
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.7;
        }

        /* ===== 焦点赛事 ===== */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
            margin-top: 30px;
        }
        .event-card {
            display: flex;
            gap: 18px;
            padding: 24px;
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            align-items: center;
        }
        .event-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(28, 25, 23, 0.1);
        }
        .event-card img {
            width: 100px;
            height: 100px;
            object-fit: cover;
            border-radius: 12px;
            flex-shrink: 0;
        }
        .event-info h3 {
            font-size: 1.05rem;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .event-meta {
            font-size: 0.85rem;
            color: #78716c;
            margin-bottom: 6px;
        }
        .event-tag {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.75rem;
            padding: 2px 10px;
            border-radius: 12px;
            font-weight: 600;
        }

        /* ===== 品牌故事 ===== */
        .brand-story-section {
            background: linear-gradient(135deg, #16352b 0%, #3f2d19 60%, #5c3213 100%);
            color: #fff;
            padding: 80px 0;
        }
        .brand-content {
            display: flex;
            gap: 40px;
            align-items: center;
        }
        .brand-content img {
            width: 45%;
            border-radius: var(--radius);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
        }
        .brand-text h2 {
            color: #fbbf24;
            font-size: 2rem;
            margin-bottom: 16px;
        }
        .brand-text p {
            line-height: 1.8;
            opacity: 0.92;
            margin-bottom: 14px;
        }

        /* ===== 新闻列表 ===== */
        .news-list-section {
            padding: 70px 0;
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 30px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 10px 30px rgba(28, 25, 23, 0.12);
        }
        .news-card img {
            height: 180px;
            object-fit: cover;
            width: 100%;
            border-radius: 0;
        }
        .news-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-tag {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-size: 0.78rem;
            padding: 3px 14px;
            border-radius: 14px;
            align-self: flex-start;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .news-date {
            font-size: 0.85rem;
            color: #a8a29e;
            margin-bottom: 8px;
        }
        .news-card h3 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 8px;
            line-height: 1.4;
            font-weight: 700;
        }
        .news-summary {
            font-size: 0.93rem;
            color: var(--text);
            line-height: 1.7;
            flex: 1;
        }
        .news-link {
            margin-top: 14px;
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
        }
        .news-link:hover {
            color: var(--secondary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: linear-gradient(135deg, rgba(22, 101, 52, 0.05), rgba(120, 53, 15, 0.05));
            padding: 70px 0;
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border-radius: 14px;
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 1.02rem;
            background: #fff;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-question::after {
            content: '+';
            font-size: 1.6rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .faq-item.open .faq-question::after {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            font-size: 0.95rem;
            color: var(--text);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            padding: 0 24px 20px;
            max-height: 500px;
        }

        /* ===== 用户口碑 ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 30px;
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
        }
        .testimonial-card::before {
            content: '"';
            font-size: 4rem;
            color: var(--primary);
            position: absolute;
            top: 10px;
            right: 20px;
            font-family: Georgia, serif;
            line-height: 1;
            opacity: 0.15;
        }
        .testimonial-card p {
            font-size: 0.95rem;
            line-height: 1.7;
            color: var(--text);
            margin-bottom: 14px;
        }
        .testimonial-author {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.95rem;
        }
        .testimonial-role {
            font-size: 0.82rem;
            color: #a8a29e;
        }

        /* ===== 合作伙伴 ===== */
        .partners-section {
            padding: 70px 0;
            background: linear-gradient(135deg, #fff, var(--cream));
        }
        .partners-grid {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
            margin-top: 30px;
        }
        .partner-logo {
            padding: 20px 30px;
            background: #fff;
            border-radius: 16px;
            border: 1px solid var(--border);
            text-align: center;
            min-width: 140px;
            transition: var(--transition);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .partner-logo:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .partner-logo img {
            height: 48px;
            width: auto;
            margin: 0 auto;
        }

        /* ===== 下载中心 ===== */
        .download-section {
            padding: 70px 0;
            background: linear-gradient(135deg, #1a3a2b 0%, #3f2d19 70%, #5c3213 100%);
            color: #fff;
        }
        .download-grid {
            display: flex;
            align-items: center;
            gap: 48px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .download-info {
            max-width: 520px;
        }
        .download-info h2 {
            font-size: 2rem;
            color: #fbbf24;
            margin-bottom: 14px;
        }
        .download-info p {
            opacity: 0.9;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .download-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .download-btns .btn {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }
        .download-btns .btn:hover {
            transform: translateY(-2px);
        }
        .download-qr {
            text-align: center;
        }
        .download-qr img {
            width: 180px;
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            margin: 0 auto;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1c1917;
            color: #a8a29e;
            padding: 50px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .footer-links h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 12px;
        }
        .footer-links a {
            display: block;
            color: #a8a29e;
            font-size: 0.9rem;
            padding: 4px 0;
        }
        .footer-links a:hover {
            color: #fbbf24;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #78716c;
        }
        .footer-bottom a {
            color: #a8a29e;
            margin: 0 8px;
        }
        .footer-bottom a:hover {
            color: #fbbf24;
        }
        .footer-address {
            font-size: 0.85rem;
            line-height: 1.6;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 768px) {
            .navbar .container {
                flex-direction: column;
                height: auto;
                padding: 15px 20px;
            }
            .nav-links {
                justify-content: center;
                margin-top: 10px;
            }
            .nav-links a {
                padding: 6px 12px;
                font-size: 0.85rem;
            }
            .geo-intro h1 {
                font-size: 1.8rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advantages-grid,
            .events-grid,
            .news-grid,
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .brand-content {
                flex-direction: column;
            }
            .brand-content img {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .download-grid {
                flex-direction: column;
                text-align: center;
            }
        }