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

        body {
            background: #f5f7fc;
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            color: #1e293b;
            line-height: 1.5;
        }

        /* 平滑滚动 & 聚焦效果 */
        html {
            scroll-behavior: smooth;
        }

        /* 容器 */
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 2rem 1.5rem;
        }

        /* 头部导航 */
        .site-header {
            background: white;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02), 0 1px 2px rgba(0, 0, 0, 0.05);
            position: sticky;
            top: 0;
            z-index: 50;
            backdrop-filter: blur(2px);
            background: rgba(255, 255, 255, 0.92);
        }

        .header-inner {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .logo h1 {
            font-size: 1.8rem;
            font-weight: 700;
            background: linear-gradient(135deg, #3b82f6, #8b5cf6);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            letter-spacing: -0.3px;
        }

        .logo p {
            font-size: 0.85rem;
            color: #475569;
        }

        .nav-links {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            text-decoration: none;
            font-weight: 500;
            color: #334155;
            transition: color 0.2s;
        }

        .nav-links a:hover {
            color: #3b82f6;
        }

        /* 游戏网格 (作品集) */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin: 1.5rem 0 1rem 0;
            letter-spacing: -0.02em;
            border-left: 5px solid #3b82f6;
            padding-left: 1rem;
        }

        .games-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 2rem;
            margin: 2rem 0 3rem;
        }

        .game-card {
            background: white;
            border-radius: 1.5rem;
            overflow: hidden;
            box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
            transition: transform 0.25s ease, box-shadow 0.3s;
            cursor: pointer;
            border: 1px solid #eef2ff;
        }

        .game-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 30px -12px rgba(0, 0, 0, 0.15);
            border-color: #cbd5e1;
        }

        .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            background: #e2e8f0;
            transition: transform 0.4s;
        }

        .game-card:hover .card-img {
            transform: scale(1.02);
        }

        .card-content {
            padding: 1.25rem;
        }

        .card-content h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .card-desc {
            color: #475569;
            font-size: 0.9rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 1rem;
        }

        .badge {
            display: inline-block;
            background: #eef2ff;
            color: #2563eb;
            font-size: 0.75rem;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            font-weight: 500;
        }

        /* 详情页面 (模态框风格 + 独立页面效果，此处使用全屏浮动层模拟游戏详情网站) */
        .detail-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(8px);
            z-index: 1000;
            display: flex;
            align-items: center;
            justify-content: center;
            visibility: hidden;
            opacity: 0;
            transition: visibility 0.2s, opacity 0.25s ease;
        }

        .detail-overlay.active {
            visibility: visible;
            opacity: 1;
        }

        .detail-container {
            background: white;
            max-width: 1000px;
            width: 90%;
            max-height: 90vh;
            border-radius: 2rem;
            overflow-y: auto;
            box-shadow: 0 25px 50px -12px black;
            position: relative;
            animation: scaleIn 0.2s ease-out;
        }

        @keyframes scaleIn {
            from {
                transform: scale(0.96);
                opacity: 0;
            }
            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        .detail-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 1.8rem;
            border-bottom: 1px solid #e2e8f0;
            background: #fafcff;
            border-radius: 2rem 2rem 0 0;
        }

        .detail-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0;
        }

        .close-detail {
            background: none;
            border: none;
            font-size: 2rem;
            cursor: pointer;
            color: #64748b;
            transition: color 0.2s;
            line-height: 1;
        }

        .close-detail:hover {
            color: #ef4444;
        }

        .detail-body {
            padding: 1.8rem;
        }

        .detail-gallery {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1.5rem 0;
        }

        .screenshot-thumb {
            width: calc(33% - 0.7rem);
            min-width: 120px;
            border-radius: 1rem;
            overflow: hidden;
            cursor: pointer;
            border: 2px solid #eef2ff;
            transition: all 0.2s;
            background: #f1f5f9;
        }

        .screenshot-thumb img {
            width: 100%;
            height: 130px;
            object-fit: cover;
            display: block;
            transition: transform 0.2s;
        }

        .screenshot-thumb:hover {
            border-color: #3b82f6;
            transform: scale(1.02);
        }

        .game-info p {
            margin: 0.8rem 0;
            font-size: 1rem;
        }

        .developer {
            background: #f1f5f9;
            padding: 0.75rem 1rem;
            border-radius: 1rem;
            margin: 1rem 0;
            font-weight: 500;
        }

        .download-area {
            margin: 1.5rem 0 1rem;
        }

        .btn-download {
            background: linear-gradient(105deg, #3b82f6, #6366f1);
            color: white;
            border: none;
            padding: 0.9rem 2.2rem;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 3rem;
            cursor: pointer;
            box-shadow: 0 4px 12px rgba(59,130,246,0.3);
            transition: transform 0.15s, box-shadow 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-download:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 20px -8px rgba(59,130,246,0.5);
        }

        .btn-download:active {
            transform: translateY(1px);
        }

        /* 全屏查看大图模态框 (点击截图放大) */
        .lightbox {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.92);
            z-index: 1100;
            display: flex;
            align-items: center;
            justify-content: center;
            visibility: hidden;
            opacity: 0;
            transition: 0.2s;
            cursor: pointer;
        }

        .lightbox.active {
            visibility: visible;
            opacity: 1;
        }

        .lightbox-img {
            max-width: 90vw;
            max-height: 90vh;
            object-fit: contain;
            border-radius: 1rem;
            box-shadow: 0 20px 35px rgba(0,0,0,0.5);
        }

        .footer {
            text-align: center;
            padding: 2rem;
            color: #64748b;
            border-top: 1px solid #e2e8f0;
            margin-top: 2rem;
        }

        @media (max-width: 640px) {
            .container {
                padding: 1rem;
            }
            .detail-body {
                padding: 1.2rem;
            }
            .screenshot-thumb {
                width: calc(50% - 0.5rem);
            }
        }