* {
            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: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
            color: #e5e5e5;
            line-height: 1.65;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        img {
            max-width: 100%;
            display: block;
            border: none;
        }
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(0, 0, 0, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(251, 191, 36, 0.12);
            padding: 0 24px;
        }
        .navbar .nav-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 62px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-links a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 6px 2px;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
        }
        .nav-links a:hover {
            color: #fbbf24;
            border-bottom-color: #fbbf24;
        }
        .main-wrap {
            padding-top: 62px;
        }
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: radial-gradient(ellipse at 50% 30%, #1f1f1f 0%, #000 75%);
            overflow: hidden;
            padding: 60px 24px;
        }
        .hero-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/img/kaiyun.webp') no-repeat center center/cover;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 960px;
        }
        .hero-content h1 {
            font-size: 46px;
            font-weight: 700;
            letter-spacing: 1px;
            line-height: 1.2;
            color: #fbbf24;
            text-shadow: 0 2px 24px rgba(0, 0, 0, 0.8);
            margin-bottom: 20px;
        }
        .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 2px;
            font-weight: 300;
        }
        .geo-section {
            max-width: 1100px;
            margin: 0 auto;
            padding: 48px 24px 24px;
        }
        .geo-text {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
            text-align: center;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(251, 191, 36, 0.1);
            border-radius: 16px;
            padding: 32px 36px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .tag {
            display: inline-block;
            background: rgba(251, 191, 36, 0.15);
            color: #fbbf24;
            border-radius: 20px;
            padding: 4px 16px;
            font-size: 13px;
            letter-spacing: 1px;
            font-weight: 600;
            margin-bottom: 12px;
            border: 1px solid rgba(251, 191, 36, 0.2);
        }
        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
        }
        .section-header h2 span {
            color: #fbbf24;
        }
        .stats-section {
            padding: 72px 24px;
            background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.5));
        }
        .stats-grid {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            text-align: center;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 16px;
            padding: 36px 20px;
            transition: all 0.4s ease;
        }
        .stat-card:hover {
            transform: translateY(-6px);
            border-color: rgba(251, 191, 36, 0.4);
            box-shadow: 0 8px 40px rgba(251, 191, 36, 0.08);
        }
        .stat-card .num {
            font-size: 42px;
            font-weight: 800;
            color: #fbbf24;
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-card .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 1px;
        }
        .advantages-section {
            padding: 72px 24px;
        }
        .adv-grid {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .adv-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 20px;
            padding: 36px 24px;
            text-align: center;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }
        .adv-card::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, #fbbf24, transparent);
            opacity: 0;
            transition: opacity 0.4s ease;
        }
        .adv-card:hover::after {
            opacity: 1;
        }
        .adv-card:hover {
            border-color: rgba(251, 191, 36, 0.3);
            box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
        }
        .adv-card .icon {
            font-size: 42px;
            margin-bottom: 18px;
        }
        .adv-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }
        .adv-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        .story-section {
            padding: 72px 24px;
            background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.4));
        }
        .story-inner {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .story-img img {
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 16px 60px rgba(0, 0, 0, 0.5);
            width: 100%;
            height: auto;
        }
        .story-content h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }
        .story-content h2 span {
            color: #fbbf24;
        }
        .story-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .events-section {
            padding: 72px 24px;
        }
        .events-grid {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .event-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 20px;
            overflow: hidden;
            transition: all 0.4s ease;
        }
        .event-card:hover {
            transform: translateY(-8px);
            border-color: rgba(251, 191, 36, 0.35);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
        }
        .event-card .ev-img {
            height: 180px;
            overflow: hidden;
            background: #111;
        }
        .event-card .ev-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.8;
            transition: transform 0.6s ease;
        }
        .event-card:hover .ev-img img {
            transform: scale(1.05);
        }
        .event-card .ev-body {
            padding: 24px;
        }
        .event-card .ev-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .event-card .ev-body p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        .news-section {
            padding: 72px 24px;
            background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.4));
        }
        .news-list {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 16px;
            padding: 24px 28px;
            transition: all 0.3s ease;
        }
        .news-card:hover {
            border-color: rgba(251, 191, 36, 0.3);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }
        .news-meta .date {
            font-size: 13px;
            color: #fbbf24;
            background: rgba(251, 191, 36, 0.1);
            padding: 2px 12px;
            border-radius: 20px;
            border: 1px solid rgba(251, 191, 36, 0.15);
            font-weight: 500;
        }
        .news-meta .tag-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            background: rgba(255, 255, 255, 0.05);
            padding: 2px 12px;
            border-radius: 20px;
        }
        .news-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .news-card h3 a {
            color: inherit;
            border-bottom: 1px solid transparent;
        }
        .news-card h3 a:hover {
            color: #fbbf24;
            border-bottom-color: #fbbf24;
        }
        .news-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }
        .testimonials-section {
            padding: 72px 24px;
        }
        .testi-grid {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .testi-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 16px;
            padding: 28px;
            text-align: center;
            transition: all 0.3s ease;
        }
        .testi-card:hover {
            border-color: rgba(251, 191, 36, 0.3);
        }
        .testi-card .avatar {
            font-size: 40px;
            margin-bottom: 14px;
        }
        .testi-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            font-style: italic;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .testi-card .name {
            font-size: 14px;
            color: #fbbf24;
            font-weight: 600;
        }
        .faq-section {
            padding: 72px 24px;
            background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.4));
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 14px;
            padding: 24px 28px;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(251, 191, 36, 0.25);
        }
        .faq-item summary {
            font-size: 17px;
            font-weight: 600;
            color: #fff;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 22px;
            color: #fbbf24;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item .answer {
            margin-top: 14px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.75;
            padding-top: 14px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .cta-section {
            padding: 80px 24px;
            text-align: center;
            background: radial-gradient(ellipse at center, #1a1a1a, #000);
        }
        .cta-content {
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-content h2 span {
            color: #fbbf24;
        }
        .cta-content p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .cta-btn {
            display: inline-block;
            background: linear-gradient(135deg, #fbbf24, #d97706);
            color: #000;
            font-size: 15px;
            font-weight: 700;
            padding: 14px 40px;
            border-radius: 40px;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 24px rgba(251, 191, 36, 0.3);
        }
        .cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(251, 191, 36, 0.45);
        }
        .site-footer {
            background: #000;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 60px 24px 30px;
        }
        .footer-grid {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 24px;
            color: #fbbf24;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: #fbbf24;
        }
        .footer-contact p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
            margin-bottom: 4px;
        }
        .footer-bottom {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.3s;
        }
        .footer-bottom a:hover {
            color: #fbbf24;
        }
        @media (max-width: 768px) {
            .stats-grid,
            .adv-grid,
            .testi-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .story-inner {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-content h1 {
                font-size: 30px;
            }
            .nav-links {
                gap: 16px;
                flex-wrap: wrap;
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .stats-grid,
            .adv-grid,
            .testi-grid {
                grid-template-columns: 1fr;
            }
        }