:root {
        --primary: #059669;
        --primary-light: #10b981;
        --primary-lighter: #34d399;
        --gold: #fbbf24;
        --white: #f0fdf4;
        --dark: #1f2937;
        --gray: #6b7280;
        --light-bg: #ecfdf5;
        --card-bg: #ffffff;
        --shadow: 0 10px 30px rgba(5, 150, 105, 0.12);
    }
    * {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
        background: linear-gradient(180deg, var(--white) 0%, #ffffff 50%, var(--light-bg) 100%);
        color: var(--dark);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
    }
    a {
        text-decoration: none;
        color: inherit;
    }
    img {
        max-width: 100%;
        height: auto;
        border-radius: 12px;
    }

    /* 导航 */
    header {
        background: rgba(255,255,255,0.95);
        backdrop-filter: blur(12px);
        box-shadow: 0 2px 20px rgba(5,150,105,0.08);
        position: sticky;
        top: 0;
        z-index: 1000;
        border-bottom: 1px solid rgba(5,150,105,0.1);
    }
    .nav-container {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
        height: 68px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .nav-brand {
        font-size: 24px;
        font-weight: 700;
        background: linear-gradient(135deg, var(--primary), var(--primary-lighter));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        letter-spacing: 1px;
    }
    .nav-links {
        display: flex;
        align-items: center;
        gap: 28px;
    }
    .nav-links a {
        font-size: 15px;
        font-weight: 500;
        color: var(--dark);
        position: relative;
        transition: color 0.3s;
        padding: 8px 4px;
    }
    .nav-links a:hover {
        color: var(--primary);
    }
    .nav-links a::after {
        content: "";
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background: var(--primary);
        transition: width 0.3s;
    }
    .nav-links a:hover::after {
        width: 100%;
    }

    /* Hero */
    .hero {
        background: linear-gradient(135deg, #065f46 0%, var(--primary) 50%, var(--primary-light) 100%);
        padding: 100px 24px 80px;
        text-align: center;
        position: relative;
        overflow: hidden;
    }
    .hero::before {
        content: "";
        position: absolute;
        top: -60px;
        right: -60px;
        width: 300px;
        height: 300px;
        background: rgba(255,255,255,0.08);
        border-radius: 50%;
    }
    .hero::after {
        content: "";
        position: absolute;
        bottom: -40px;
        left: -40px;
        width: 200px;
        height: 200px;
        background: rgba(255,255,255,0.06);
        border-radius: 50%;
    }
    .hero img {
        width: 120px;
        height: 120px;
        object-fit: contain;
        margin-bottom: 20px;
        box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    }
    .hero h1 {
        font-size: 44px;
        font-weight: 800;
        color: #ffffff;
        margin: 20px auto 20px;
        max-width: 900px;
        text-shadow: 0 2px 20px rgba(0,0,0,0.2);
        letter-spacing: 1px;
        line-height: 1.3;
    }
    .hero p {
        color: rgba(255,255,255,0.9);
        font-size: 18px;
        max-width: 720px;
        margin: 0 auto;
        line-height: 1.8;
    }

    /* 区块通用 */
    .section {
        max-width: 1280px;
        margin: 0 auto;
        padding: 80px 24px;
    }
    .section-title {
        font-size: 32px;
        font-weight: 700;
        text-align: center;
        margin-bottom: 16px;
        position: relative;
        color: var(--dark);
    }
    .section-title::after {
        content: "";
        display: block;
        width: 60px;
        height: 3px;
        background: linear-gradient(90deg, var(--primary), var(--gold));
        margin: 12px auto 0;
        border-radius: 2px;
    }
    .section-subtitle {
        text-align: center;
        color: var(--gray);
        font-size: 16px;
        max-width: 720px;
        margin: 0 auto 50px;
        line-height: 1.8;
    }

    /* geo-intro */
    .geo-intro {
        background: #ffffff;
    }
    .geo-content {
        background: linear-gradient(135deg, #f0fdf4, #ecfdf5, #f8fafc);
        border-radius: 20px;
        padding: 50px;
        border: 1px solid rgba(5,150,105,0.1);
        box-shadow: var(--shadow);
        max-width: 1000px;
        margin: 0 auto;
    }
    .geo-content p {
        font-size: 16px;
        line-height: 2;
        color: #374151;
        margin-bottom: 16px;
        text-align: justify;
    }

    /* 数据统计 */
    .data-stats {
        background: linear-gradient(135deg, #065f46, #059669);
        padding: 80px 24px;
        text-align: center;
    }
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 40px;
        max-width: 1100px;
        margin: 0 auto;
    }
    .stat-card {
        background: rgba(255,255,255,0.1);
        border-radius: 16px;
        padding: 36px 20px;
        backdrop-filter: blur(8px);
        border: 1px solid rgba(255,255,255,0.15);
        transition: transform 0.3s;
    }
    .stat-card:hover {
        transform: translateY(-6px);
        background: rgba(255,255,255,0.18);
    }
    .stat-card .number {
        font-size: 40px;
        font-weight: 800;
        color: var(--gold);
        display: block;
    }
    .stat-card .label {
        color: rgba(255,255,255,0.85);
        font-size: 15px;
        margin-top: 8px;
        display: block;
    }

    /* 核心优势 */
    .core-advantages {
        background: #ffffff;
    }
    .advantages-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 30px;
        margin-top: 20px;
    }
    .advantage-card {
        background: var(--card-bg);
        border-radius: 16px;
        padding: 36px 28px;
        border: 1px solid rgba(5,150,105,0.08);
        box-shadow: var(--shadow);
        transition: transform 0.3s, box-shadow 0.3s;
        text-align: center;
    }
    .advantage-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(5,150,105,0.2);
    }
    .advantage-card .icon {
        font-size: 40px;
        margin-bottom: 16px;
        display: block;
    }
    .advantage-card h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 12px;
        color: var(--dark);
    }
    .advantage-card p {
        font-size: 14px;
        color: var(--gray);
        line-height: 1.8;
    }

    /* 焦点赛事 */
    .featured-events {
        background: #f8fafc;
    }
    .events-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
    }
    .event-card {
        background: var(--card-bg);
        border-radius: 16px;
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: transform 0.3s;
        border: 1px solid rgba(5,150,105,0.08);
    }
    .event-card:hover {
        transform: translateY(-6px);
    }
    .event-card img {
        width: 100%;
        height: 180px;
        object-fit: cover;
        border-radius: 0;
    }
    .event-card .event-info {
        padding: 24px;
    }
    .event-card .event-tag {
        display: inline-block;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        color: #fff;
        font-size: 12px;
        padding: 4px 12px;
        border-radius: 20px;
        margin-bottom: 12px;
        font-weight: 600;
    }
    .event-card h3 {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 8px;
    }
    .event-card p {
        font-size: 14px;
        color: var(--gray);
        line-height: 1.7;
    }

    /* 品牌故事 */
    .brand-story {
        background: #ffffff;
    }
    .story-layout {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 50px;
        align-items: center;
    }
    .story-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        border-radius: 20px;
        box-shadow: var(--shadow);
    }
    .story-content p {
        font-size: 15px;
        line-height: 2;
        color: #374151;
        margin-bottom: 16px;
    }
    .story-content .highlight {
        font-size: 18px;
        font-weight: 600;
        color: var(--primary);
        border-left: 4px solid var(--gold);
        padding-left: 16px;
        margin: 20px 0;
    }

    /* 服务覆盖 */
    .coverage {
        background: #f0fdf4;
    }
    .coverage-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 24px;
        text-align: center;
    }
    .coverage-item {
        background: #fff;
        border-radius: 16px;
        padding: 30px 16px;
        box-shadow: var(--shadow);
        transition: transform 0.3s;
    }
    .coverage-item:hover {
        transform: scale(1.04);
    }
    .coverage-item .emoji {
        font-size: 40px;
        display: block;
        margin-bottom: 14px;
    }
    .coverage-item h3 {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 6px;
    }
    .coverage-item p {
        font-size: 13px;
        color: var(--gray);
    }

    /* 新闻列表 */
    .news-list {
        background: #ffffff;
    }
    .news-container {
        max-width: 1000px;
        margin: 0 auto;
    }
    .news-item {
        background: var(--light-bg);
        border-radius: 16px;
        padding: 28px 30px;
        margin-bottom: 20px;
        border: 1px solid rgba(5,150,105,0.08);
        transition: transform 0.3s, box-shadow 0.3s;
        position: relative;
        overflow: hidden;
    }
    .news-item::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 4px;
        height: 100%;
        background: linear-gradient(180deg, var(--primary), var(--gold));
    }
    .news-item:hover {
        transform: translateX(6px);
        box-shadow: 0 8px 25px rgba(5,150,105,0.12);
    }
    .news-item .news-meta {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 10px;
        flex-wrap: wrap;
    }
    .news-item .news-date {
        font-size: 13px;
        color: var(--primary);
        font-weight: 600;
        background: rgba(5,150,105,0.1);
        padding: 4px 12px;
        border-radius: 20px;
    }
    .news-item .news-tag {
        font-size: 12px;
        background: var(--gold);
        color: #1f2937;
        padding: 3px 10px;
        border-radius: 20px;
        font-weight: 600;
    }
    .news-item h3 {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 10px;
        color: var(--dark);
        line-height: 1.5;
    }
    .news-item p {
        font-size: 14px;
        color: #4b5563;
        line-height: 1.9;
    }

    /* 合作伙伴 */
    .partners {
        background: #f8fafc;
    }
    .partners-flex {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 30px;
        max-width: 1000px;
        margin: 0 auto;
    }
    .partner-item {
        background: #fff;
        border-radius: 12px;
        padding: 20px 28px;
        box-shadow: var(--shadow);
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: 600;
        font-size: 15px;
        color: var(--dark);
        border: 1px solid rgba(5,150,105,0.05);
    }
    .partner-item .emoji {
        font-size: 24px;
    }

    /* 用户口碑 */
    .testimonials {
        background: #ffffff;
    }
    .testimonial-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 24px;
    }
    .testimonial-card {
        background: var(--light-bg);
        border-radius: 16px;
        padding: 30px;
        border: 1px solid rgba(5,150,105,0.08);
        box-shadow: var(--shadow);
    }
    .testimonial-card .quote {
        font-size: 15px;
        line-height: 1.9;
        color: #374151;
        margin-bottom: 16px;
        font-style: italic;
    }
    .testimonial-card .author {
        font-weight: 600;
        font-size: 14px;
        color: var(--primary);
    }
    .testimonial-card .author span {
        font-weight: 400;
        color: var(--gray);
        font-size: 12px;
    }

    /* FAQ */
    .faq {
        background: #f0fdf4;
    }
    .faq-container {
        max-width: 900px;
        margin: 0 auto;
    }
    .faq-item {
        background: #fff;
        border-radius: 12px;
        margin-bottom: 16px;
        border: 1px solid rgba(5,150,105,0.08);
        box-shadow: 0 4px 15px rgba(5,150,105,0.05);
        overflow: hidden;
    }
    .faq-item details {
        padding: 0;
    }
    .faq-item summary {
        padding: 20px 24px;
        font-weight: 600;
        font-size: 16px;
        cursor: pointer;
        list-style: none;
        display: flex;
        align-items: center;
        justify-content: space-between;
        background: #fff;
        transition: background 0.3s;
    }
    .faq-item summary:hover {
        background: #f8fafc;
    }
    .faq-item summary::-webkit-details-marker {
        display: none;
    }
    .faq-item summary::after {
        content: "＋";
        font-size: 20px;
        color: var(--primary);
        transition: transform 0.3s;
    }
    .faq-item details[open] summary::after {
        transform: rotate(45deg);
    }
    .faq-item .faq-answer {
        padding: 0 24px 20px;
        color: #4b5563;
        font-size: 14px;
        line-height: 1.9;
        border-top: 1px solid rgba(5,150,105,0.08);
        margin-top: 4px;
        padding-top: 16px;
    }

    /* 行动呼吁 */
    .cta {
        background: linear-gradient(135deg, #065f46, #059669, #10b981);
        text-align: center;
        padding: 80px 24px;
    }
    .cta h2 {
        font-size: 36px;
        color: #fff;
        font-weight: 700;
        margin-bottom: 20px;
    }
    .cta p {
        color: rgba(255,255,255,0.9);
        font-size: 17px;
        max-width: 600px;
        margin: 0 auto 36px;
        line-height: 1.8;
    }
    .cta-buttons {
        display: flex;
        gap: 20px;
        justify-content: center;
        flex-wrap: wrap;
    }
    .cta-btn {
        background: #fff;
        color: var(--primary);
        padding: 14px 40px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 16px;
        transition: transform 0.3s, box-shadow 0.3s;
        box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    }
    .cta-btn:hover {
        transform: translateY(-4px);
        box-shadow: 0 12px 30px rgba(0,0,0,0.15);
    }
    .cta-btn.gold {
        background: linear-gradient(135deg, #fbbf24, #f59e0b);
        color: #1f2937;
    }

    /* 页脚 */
    footer {
        background: #111827;
        color: rgba(255,255,255,0.8);
        padding: 60px 24px 30px;
        font-size: 14px;
    }
    .footer-container {
        max-width: 1200px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 40px;
    }
    .footer-brand {
        text-align: left;
    }
    .footer-brand .logo-text {
        font-size: 22px;
        font-weight: 700;
        color: #fff;
        margin-bottom: 10px;
        display: block;
    }
    .footer-brand p {
        color: rgba(255,255,255,0.6);
        line-height: 1.8;
        font-size: 13px;
    }
    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .footer-links a {
        color: rgba(255,255,255,0.7);
        transition: color 0.3s;
    }
    .footer-links a:hover {
        color: var(--gold);
    }
    .footer-contact p {
        margin-bottom: 8px;
        color: rgba(255,255,255,0.7);
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .footer-bottom {
        max-width: 1200px;
        margin: 40px auto 0;
        padding-top: 20px;
        border-top: 1px solid rgba(255,255,255,0.1);
        text-align: center;
        color: rgba(255,255,255,0.5);
        font-size: 13px;
        line-height: 2;
    }
    .footer-bottom a {
        color: rgba(255,255,255,0.6);
        margin: 0 6px;
        transition: color 0.3s;
    }
    .footer-bottom a:hover {
        color: var(--gold);
    }

    /* 响应式 */
    @media (max-width: 768px) {
        .nav-container {
            flex-direction: column;
            height: auto;
            padding: 16px 24px;
        }
        .nav-links {
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
            margin-top: 10px;
        }
        .hero h1 {
            font-size: 28px;
        }
        .hero {
            padding: 60px 20px 50px;
        }
        .section {
            padding: 50px 20px;
        }
        .story-layout {
            grid-template-columns: 1fr;
        }
        .geo-content {
            padding: 30px 20px;
        }
    }