:root {
            --primary-color: rgb(191, 90, 242);
            --primary-glow: rgba(191, 90, 242, 0.35);
            --glacier-blue: #1D7BFF;
            --glacier-glow: rgba(29, 123, 255, 0.25);
            --deep-sea: #0B0F19;
            --panel-bg: rgba(20, 27, 45, 0.7);
            --border-color: rgba(255, 255, 255, 0.08);
            --text-primary: #F8FAFC;
            --text-secondary: #94A3B8;
            --silver-white: #E2E8F0;
            --card-glow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
        }

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

        body {
            background-color: var(--deep-sea);
            color: var(--text-primary);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            overflow-x: hidden;
            line-height: 1.6;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 15, 25, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-color);
        }

        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }
        .logo img {
            display: block;
            height: 40px;
            width: auto;
            max-width: 160px;
            object-fit: contain;
            flex-shrink: 0;
        }
        .logo span {
            display: inline-block;
            font-size: 20px;
            font-weight: 800;
            line-height: 1;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .nav-desktop a:hover, .nav-desktop a.active {
            color: var(--primary-color);
            text-shadow: 0 0 10px var(--primary-glow);
        }

        .header-btn {
            background: linear-gradient(135deg, var(--glacier-blue), var(--primary-color));
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            color: white;
            box-shadow: 0 4px 15px var(--primary-glow);
        }

        .menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 24px;
            cursor: pointer;
        }

        
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 199;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        .drawer-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        .drawer {
            position: fixed;
            top: 0;
            left: -280px;
            width: 280px;
            height: 100%;
            background: var(--deep-sea);
            border-right: 1px solid var(--border-color);
            z-index: 200;
            padding: 30px 24px;
            display: flex;
            flex-direction: column;
            gap: 40px;
            transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .drawer.active {
            left: 0;
        }

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .drawer-close {
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 24px;
            cursor: pointer;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .drawer-nav a {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .drawer-nav a:hover {
            color: var(--primary-color);
        }

        
        .hero {
            padding-top: 140px;
            padding-bottom: 80px;
            position: relative;
            background: radial-gradient(circle at top, rgba(191,90,242,0.15) 0%, rgba(29,123,255,0.08) 50%, transparent 100%);
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }

        .hero-banner-inner {
            max-width: 900px;
            padding: 0 24px;
            margin-bottom: 50px;
            position: relative;
            z-index: 2;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(191, 90, 242, 0.1);
            border: 1px solid rgba(191, 90, 242, 0.3);
            color: var(--primary-color);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
            letter-spacing: 1px;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(191, 90, 242, 0.4); }
            70% { box-shadow: 0 0 0 10px rgba(191, 90, 242, 0); }
            100% { box-shadow: 0 0 0 0 rgba(191, 90, 242, 0); }
        }

        .hero h1 {
            font-size: 54px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 24px;
            background: linear-gradient(135deg, #FFFFFF 0%, var(--silver-white) 50%, #94A3B8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p.subtitle {
            font-size: 18px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            line-height: 1.6;
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--glacier-blue) 0%, var(--primary-color) 100%);
            color: white;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            box-shadow: 0 10px 25px var(--primary-glow);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        
        .visual-container {
            width: 100%;
            max-width: 1100px;
            margin: 40px auto 0;
            position: relative;
            padding: 0 24px;
        }

        .main-panel {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 30px;
            backdrop-filter: blur(30px);
            box-shadow: var(--card-glow);
            position: relative;
            z-index: 1;
            min-height: 240px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        
        .dashboard-mock {
            width: 100%;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .mock-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 15px;
        }

        .mock-title {
            font-weight: 700;
            color: var(--text-primary);
            font-size: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mock-status {
            background: rgba(29, 123, 255, 0.15);
            color: #60A5FA;
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .mock-status::before {
            content: '';
            width: 8px;
            height: 8px;
            background: #10B981;
            border-radius: 50%;
            display: inline-block;
        }

        .trend-grid {
            display: grid;
            grid-template-columns: repeat(12, 1fr);
            gap: 8px;
            margin: 15px 0;
        }

        .trend-bar {
            height: 80px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 4px;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: flex-end;
        }

        .trend-fill-purple {
            width: 100%;
            background: linear-gradient(to top, var(--primary-color), rgba(191,90,242,0.4));
            border-radius: 2px;
            box-shadow: 0 0 10px var(--primary-glow);
        }

        .trend-fill-blue {
            width: 100%;
            background: linear-gradient(to top, var(--glacier-blue), rgba(29,123,255,0.4));
            border-radius: 2px;
            box-shadow: 0 0 10px var(--glacier-glow);
        }

        .floating-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 24px;
            width: 100%;
        }

        .f-card {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            backdrop-filter: blur(20px);
            text-align: left;
            transition: all 0.3s ease;
            box-shadow: var(--card-glow);
        }

        .f-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-color);
            box-shadow: 0 10px 20px var(--primary-glow);
        }

        .f-icon {
            font-size: 24px;
            color: var(--primary-color);
            margin-bottom: 12px;
        }

        .f-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .f-desc {
            font-size: 13px;
            color: var(--text-secondary);
        }

        
        .stats-bar {
            background: rgba(11, 15, 25, 0.5);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 40px 24px;
        }

        .stats-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }

        .stat-item h3 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-primary);
            background: linear-gradient(135deg, var(--glacier-blue), var(--primary-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 8px;
        }

        .stat-item p {
            font-size: 14px;
            color: var(--text-secondary);
        }

        
        .features {
            max-width: 1200px;
            margin: 100px auto;
            padding: 0 24px;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px;
        }

        .section-header h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 16px;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 32px;
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            background: rgba(255, 255, 255, 0.04);
            border-color: var(--primary-color);
            transform: translateY(-8px);
        }

        .feat-num {
            font-size: 40px;
            font-weight: 800;
            color: rgba(191,90,242,0.15);
            margin-bottom: 10px;
        }

        .feat-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .feat-desc {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.6;
        }

        
        .news-section {
            background: rgba(20, 27, 45, 0.4);
            padding: 80px 24px;
            border-top: 1px solid var(--border-color);
        }

        .news-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-top: 40px;
        }

        .news-card {
            background: var(--deep-sea);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: all 0.3s ease;
        }

        .news-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary-color);
        }

        .news-img {
            height: 180px;
            background: #1E293B;
            position: relative;
            overflow: hidden;
        }

        .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .news-img img {
            transform: scale(1.05);
        }

        .news-content {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .news-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.5;
            flex-grow: 1;
        }

        .news-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-secondary);
            border-top: 1px solid var(--border-color);
            padding-top: 15px;
        }

        .news-tags {
            display: flex;
            gap: 8px;
        }

        .news-tag {
            background: rgba(191,90,242,0.1);
            color: var(--primary-color);
            padding: 2px 8px;
            border-radius: 4px;
        }

        .news-more {
            color: var(--glacier-blue);
            font-weight: 600;
        }

        
        .hot-section {
            max-width: 1200px;
            margin: 80px auto;
            padding: 0 24px;
        }

        .hot-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hot-item {
            display: flex;
            gap: 20px;
            background: rgba(255,255,255,0.01);
            border: 1px solid var(--border-color);
            padding: 20px;
            border-radius: 12px;
            align-items: center;
        }

        .hot-item-img {
            width: 120px;
            height: 90px;
            border-radius: 8px;
            background: #1E293B;
            overflow: hidden;
            flex-shrink: 0;
        }

        .hot-item-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hot-item-detail {
            flex-grow: 1;
        }

        .hot-item-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .tag-cloud-wrapper {
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 30px;
        }

        .tag-cloud-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-primary);
        }

        .cloud-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .cloud-tags a {
            background: rgba(255,255,255,0.03);
            border: 1px solid var(--border-color);
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .cloud-tags a:hover {
            border-color: var(--primary-color);
            color: var(--primary-color);
            background: rgba(191,90,242,0.05);
        }

        
        .cta {
            background: linear-gradient(135deg, rgba(29, 123, 255, 0.15), rgba(191, 90, 242, 0.15));
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 80px 24px;
            text-align: center;
        }

        .cta-content {
            max-width: 600px;
            margin: 0 auto;
        }

        .cta h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta p {
            color: var(--text-secondary);
            margin-bottom: 30px;
        }

        
        footer {
            background: #060910;
            border-top: 1px solid var(--border-color);
            padding: 80px 24px 30px;
        }

        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 60px;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 24px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .footer-links a:hover {
            color: var(--primary-color);
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            border-top: 1px solid var(--border-color);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--text-secondary);
        }

        
        @media (max-width: 992px) {
            .hero h1 { font-size: 40px; }
            .feature-grid { grid-template-columns: 1fr; }
            .news-grid { grid-template-columns: 1fr; }
            .hot-grid { grid-template-columns: 1fr; }
            .footer-container { grid-template-columns: 1fr 1fr; }
            .floating-cards { grid-template-columns: 1fr 1fr; }
            .stats-container { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 768px) {
            .nav-desktop, .header-btn { display: none; }
            .menu-btn { display: block; }
            .floating-cards { grid-template-columns: 1fr; }
            .stats-container { grid-template-columns: 1fr; }
            .footer-container { grid-template-columns: 1fr; }
            .footer-bottom { flex-direction: column; gap: 15px; text-align: center; }
        }