.account-form { max-width: 440px; margin: 64px auto; }
        .account-page main { max-width: 960px; margin: auto; }
        .account-page header, .account-actions { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
        .account-page h1 { font-size: 28px; }
        .account-page .logo-text h1 { font-size: 22px; }
        .account-page h2 { font-size: 22px; margin-bottom: 16px; }
        .account-page main p { color: var(--text-secondary); margin: 12px 0; }
        .account-page button, .account-page select { font: inherit; padding: 12px 18px; border-radius: 6px; cursor: pointer; }
        .account-page main button { background: var(--gradient-slide); color: var(--text-primary); border: 0; }
        .account-page button:disabled { opacity: .5; cursor: default; }
        .account-page select { background: var(--bg-main); color: var(--text-primary); border: 1px solid var(--border-glow); max-width: 100%; }
        .account-page .plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin: 28px 0; }
        .account-page .plan { background: var(--bg-card); border: 1px solid var(--border-glow); border-radius: 8px; padding: 24px; }
        .account-page .price { font-size: 32px; color: var(--text-primary); }
        .account-page .price small { font-size: 15px; }
        .account-page #message { min-height: 24px; }
        .account-page section { margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--border-glow); }
        .account-page form { display: flex; gap: 12px; flex-wrap: wrap; }
        .account-page table { width: 100%; border-collapse: collapse; table-layout: fixed; }
        .account-page td, .account-page th { padding: 12px 6px; text-align: left; border-bottom: 1px solid var(--border-glow); overflow-wrap: anywhere; }
        @media (max-width: 600px) { .account-page .plans { grid-template-columns: 1fr; } }
        .shared-form { display: grid; gap: 20px; }
        .shared-form label { display: grid; gap: 10px; color: var(--text-secondary); }
        .shared-form .search-input { padding-left: 16px; width: 100%; }
        .shared-form button { width: 100%; min-height: 52px; cursor: pointer; font: inherit; }
        .shared-form button:disabled { opacity: .6; cursor: wait; }
        .shared-form [role="alert"] { min-height: 24px; color: var(--text-secondary); }
        .account-form footer { margin-top: 32px; color: var(--text-muted); }
        /* ==================== 1. 设计系统与基本样式 ==================== */
        :root {
            --bg-main: #0b1120;
            --bg-card: rgba(22, 30, 49, 0.55);
            --bg-card-hover: rgba(30, 41, 59, 0.75);
            --border-glow: rgba(99, 102, 241, 0.25);
            --text-primary: #f8fafc;
            --text-secondary: #94a3b8;
            --text-muted: #64748b;

            /* 渐变色定义 */
            --gradient-game: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
            --gradient-slide: linear-gradient(135deg, #0ea5e9 0%, #2563eb 100%);
            --gradient-tool: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);

            /* 柔和阴影与发光 */
            --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.4);
            --font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
        }

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

        body {
            background-color: var(--bg-main);
            background-image:
                radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 50% 50%, rgba(15, 23, 42, 0.95) 0%, rgba(11, 17, 32, 1) 100%);
            background-attachment: fixed;
            color: var(--text-primary);
            font-family: var(--font-family);
            min-height: 100vh;
            overflow-x: hidden;
            padding-bottom: 60px;
        }

        /* 自定义滚动条风格 */
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }

        ::-webkit-scrollbar-track {
            background: rgba(15, 23, 42, 0.5);
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(99, 102, 241, 0.35);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: rgba(99, 102, 241, 0.6);
        }

        /* ==================== 2. 布局骨架 ==================== */
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部导航与时间 */
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 24px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            margin-bottom: 40px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background:
                radial-gradient(circle at 30% 24%, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.08) 34%, transparent 42%),
                linear-gradient(145deg, #06b6d4 0%, #2563eb 52%, #7c3aed 100%);
            border: 1px solid rgba(186, 230, 253, 0.28);
            box-shadow:
                0 8px 22px rgba(37, 99, 235, 0.34),
                0 0 18px rgba(124, 58, 237, 0.24),
                inset 0 0 12px rgba(255, 255, 255, 0.16);
            filter: saturate(1.08);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .logo-icon::before {
            content: "";
            position: absolute;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background:
                radial-gradient(circle at 36% 32%, rgba(255, 255, 255, 0.92) 0 2px, transparent 3px),
                radial-gradient(circle at 70% 34%, rgba(224, 231, 255, 0.9) 0 2px, transparent 3px),
                radial-gradient(circle at 50% 64%, rgba(219, 234, 254, 0.9) 0 2px, transparent 3px),
                linear-gradient(130deg, rgba(255, 255, 255, 0.14), rgba(15, 23, 42, 0.32));
            border: 1px solid rgba(191, 219, 254, 0.45);
            box-shadow: inset 0 0 10px rgba(125, 211, 252, 0.25);
        }

        .logo-icon::after {
            content: "";
            position: absolute;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background:
                linear-gradient(145deg,
                    transparent 0 18%,
                    rgba(186, 230, 253, 0.7) 18% 20%,
                    transparent 20% 48%,
                    rgba(199, 210, 254, 0.72) 48% 50%,
                    transparent 50% 100%),
                linear-gradient(35deg,
                    transparent 0 42%,
                    rgba(186, 230, 253, 0.64) 42% 44%,
                    transparent 44% 100%);
            opacity: 0.9;
            mix-blend-mode: screen;
        }

        .logo-text h1 {
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(to right, #00f2fe, #4facfe, #a855f7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 30px rgba(0, 242, 254, 0.1);
        }

        .logo-text p {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-top: 2px;
        }

        .header-widget {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
        }

        .account-summary {
            font-size: 12px;
            color: var(--text-muted);
            overflow-wrap: anywhere;
            max-width: 100%;
        }

        .widget-clock {
            background: rgba(30, 41, 59, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 13px;
            color: #a5b4fc;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: inset 0 0 10px rgba(99, 102, 241, 0.05);
        }

        /* 英雄横幅与全局概览 */
        .hero-section {
            text-align: center;
            margin-bottom: 50px;
            position: relative;
        }

        .hero-section h2 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 16px;
            background: linear-gradient(to right, #ffffff 20%, #a5b4fc 50%, #f472b6 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-section p.lead {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }

        /* 控制台卡片 (面板统计) */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .stat-card {
            background: rgba(15, 23, 42, 0.45);
            border: 1px solid rgba(255, 255, 255, 0.04);
            border-radius: 16px;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            backdrop-filter: blur(10px);
            transition: all 0.3s;
        }

        .stat-card:hover {
            border-color: rgba(99, 102, 241, 0.15);
            background: rgba(30, 41, 59, 0.3);
            transform: translateY(-2px);
        }

        .stat-icon {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .stat-icon.total {
            background: rgba(99, 102, 241, 0.15);
            color: #818cf8;
        }

        .stat-icon.game {
            background: rgba(236, 72, 153, 0.15);
            color: #f472b6;
        }

        .stat-icon.slide {
            background: rgba(14, 165, 233, 0.15);
            color: #38bdf8;
        }

        .stat-icon.tool {
            background: rgba(139, 92, 246, 0.15);
            color: #c084fc;
        }

        .stat-info .stat-num {
            font-size: 22px;
            font-weight: 700;
            line-height: 1;
            margin-bottom: 4px;
        }

        .stat-info .stat-label {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

        /* 搜索和过滤层 */
        .toolbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .search-wrapper {
            position: relative;
            flex: 1;
            max-width: 400px;
            min-width: 280px;
        }

        .search-wrapper i {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
        }

        .search-input {
            width: 100%;
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 30px;
            padding: 12px 16px 12px 46px;
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: all 0.3s;
        }

        .search-input:focus {
            border-color: rgba(99, 102, 241, 0.6);
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.15);
            background: rgba(15, 23, 42, 0.85);
        }

        .filter-tabs {
            display: flex;
            background: rgba(15, 23, 42, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 4px;
            border-radius: 30px;
            gap: 2px;
        }

        .tab-btn {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            padding: 8px 18px;
            border-radius: 20px;
            cursor: pointer;
            font-size: 13px;
            font-weight: 500;
            transition: all 0.3s;
        }

        .tab-btn:hover {
            color: var(--text-primary);
        }

        .tab-btn.active {
            background: rgba(99, 102, 241, 0.15);
            color: #818cf8;
            border: 1px solid rgba(99, 102, 241, 0.2);
            box-shadow: inset 0 0 10px rgba(99, 102, 241, 0.1);
        }

        /* ==================== 3. 主卡片网格 ==================== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 40px;
        }

        .project-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            padding: 24px;
            position: relative;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-height: 310px;
            box-shadow: var(--shadow-soft);
            backdrop-filter: blur(12px);
            transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            overflow: hidden;
        }

        /* 卡片边框与内部发光 */
        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border-radius: 20px;
            padding: 1.5px;
            /* 极窄边框宽度 */
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
            z-index: 2;
        }

        /* 卡片悬停效果 */
        .project-card:hover {
            background: var(--bg-card-hover);
            transform: translateY(-6px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px var(--glow-color, rgba(99, 102, 241, 0.1));
            border-color: var(--glow-color-solid, rgba(99, 102, 241, 0.2));
        }

        /* 针对不同分类定制发光色彩 */
        .project-card.category-game {
            --glow-color: rgba(236, 72, 153, 0.12);
            --glow-color-solid: rgba(236, 72, 153, 0.35);
        }

        .project-card.category-slide {
            --glow-color: rgba(14, 165, 233, 0.12);
            --glow-color-solid: rgba(14, 165, 233, 0.35);
        }

        .project-card.category-tool {
            --glow-color: rgba(139, 92, 246, 0.12);
            --glow-color-solid: rgba(139, 92, 246, 0.35);
        }

        /* 卡片头部与图标 */
        .card-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 16px;
        }

        .app-icon {
            font-size: 34px;
            line-height: 1;
            filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.3));
            transition: transform 0.3s;
        }

        .project-card:hover .app-icon {
            transform: scale(1.15) rotate(4deg);
        }

        /* 分类徽章标签 */
        .category-badge {
            font-size: 10px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            padding: 4px 10px;
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
        }

        .category-game .category-badge {
            background: rgba(236, 72, 153, 0.1);
            color: #f472b6;
            border-color: rgba(236, 72, 153, 0.2);
        }

        .category-slide .category-badge {
            background: rgba(14, 165, 233, 0.1);
            color: #38bdf8;
            border-color: rgba(14, 165, 233, 0.2);
        }

        .category-tool .category-badge {
            background: rgba(139, 92, 246, 0.1);
            color: #c084fc;
            border-color: rgba(139, 92, 246, 0.2);
        }

        /* 卡片主体文字 */
        .card-body {
            flex-grow: 1;
            margin-bottom: 24px;
        }

        .app-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
            letter-spacing: -0.2px;
        }

        .app-subtitle {
            font-size: 11px;
            font-family: 'Montserrat', sans-serif;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .app-desc {
            font-size: 12.5px;
            line-height: 1.55;
            color: var(--text-secondary);
            text-align: justify;
        }

        /* 卡片底部动作按钮 */
        .card-footer {
            display: flex;
            gap: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding-top: 16px;
            z-index: 5;
        }

        .action-btn {
            flex: 1;
            border-radius: 25px;
            padding: 8px 14px;
            font-size: 12.5px;
            font-weight: bold;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
            text-decoration: none;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        /* 预览按钮风格 */
        .btn-preview {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
        }

        .btn-preview:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }

        /* 独立运行按钮风格 (渐变底色) */
        .btn-run {
            background: rgba(99, 102, 241, 0.12);
            color: #818cf8;
            border-color: rgba(99, 102, 241, 0.25);
        }

        .btn-run:hover {
            background: #818cf8;
            color: #0b1120;
            border-color: #818cf8;
            box-shadow: 0 0 15px rgba(129, 140, 248, 0.5);
            transform: translateY(-2px);
        }

        /* 空搜索状态 */
        .empty-state {
            text-align: center;
            padding: 60px 0;
            color: var(--text-muted);
            display: none;
        }

        .empty-state i {
            font-size: 40px;
            margin-bottom: 12px;
        }

        /* ==================== 4. 舱内交互式大预览面板 (Modal) ==================== */
        .preview-modal {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(2, 6, 17, 0.85);
            backdrop-filter: blur(8px);
            z-index: 1000;
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .preview-modal.active {
            opacity: 1;
            pointer-events: auto;
        }

        .modal-container {
            width: 92vw;
            height: 90vh;
            background: #0f172a;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
            display: flex;
            flex-direction: column;
            overflow: hidden;
            transform: translateY(40px);
            transition: transform 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

        .preview-modal.active .modal-container {
            transform: translateY(0);
        }

        /* 预览区顶部标题栏 */
        .modal-header {
            background: rgba(15, 23, 42, 0.9);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 14px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .modal-title-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .modal-title-icon {
            font-size: 24px;
        }

        .modal-title h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .modal-title p {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 1px;
        }

        .modal-controls {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .modal-btn {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: bold;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 6px;
            text-decoration: none;
            transition: all 0.2s;
        }

        .modal-btn:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        .modal-btn.btn-close {
            background: rgba(239, 68, 68, 0.15);
            color: #ef4444;
            border-color: rgba(239, 68, 68, 0.2);
            padding: 8px 12px;
        }

        .modal-btn.btn-close:hover {
            background: #ef4444;
            color: white;
            box-shadow: 0 0 12px rgba(239, 68, 68, 0.4);
        }

        /* 预览区核心 Iframe 容器 */
        .modal-body {
            flex-grow: 1;
            background: white;
            /* 大多数PPT/游戏在白底上更清晰 */
            position: relative;
        }

        .modal-body iframe {
            width: 100%;
            height: 100%;
            border: none;
            display: block;
        }

        /* Loading 骨架 */
        .modal-loading {
            position: absolute;
            inset: 0;
            background: #0f172a;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 16px;
            color: var(--text-secondary);
            z-index: 10;
            transition: opacity 0.3s;
        }

        .loading-spinner {
            width: 40px;
            height: 40px;
            border: 3px solid rgba(99, 102, 241, 0.15);
            border-top: 3px solid #818cf8;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }

        @keyframes spin {
            from {
                transform: rotate(0deg);
            }

            to {
                transform: rotate(360deg);
            }
        }

        /* ==================== 5. 底部版权与免责 ==================== */
        footer.page-footer {
            text-align: center;
            color: var(--text-muted);
            font-size: 12px;
            margin-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 24px;
        }

        footer.page-footer p {
            margin-bottom: 6px;
        }

        /* ==================== 6. 响应式布局优化 ==================== */
        @media (max-width: 1200px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .cards-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            header {
                flex-direction: column;
                gap: 16px;
                align-items: flex-start;
            }

            .header-widget {
                width: 100%;
                justify-content: space-between;
            }

            .toolbar {
                flex-direction: column;
                align-items: stretch;
            }

            .search-wrapper {
                max-width: none;
            }

            .filter-tabs {
                overflow-x: auto;
                white-space: nowrap;
            }

            .modal-container {
                width: 98vw;
                height: 96vh;
            }
        }

        /* ==================== 7. Antigravity 官方浅色主题与切换按钮 ==================== */
        .theme-toggle-btn {
            background: rgba(30, 41, 59, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 13px;
            color: #a5b4fc;
            display: flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            box-shadow: inset 0 0 10px rgba(99, 102, 241, 0.05);
            transition: all 0.3s ease;
        }

        .theme-toggle-btn:hover {
            border-color: rgba(99, 102, 241, 0.4);
            color: #ffffff;
            box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
            transform: translateY(-1px);
        }

        /* 浅色模式全套变量覆盖 - Antigravity 官方极致几何极客风格 */
        body.theme-light {
            --bg-main: #fdfefe;
            --bg-card: rgba(255, 255, 255, 0.7);
            --bg-card-hover: rgba(255, 255, 255, 0.95);
            --border-glow: rgba(148, 163, 184, 0.12);
            --text-primary: #0f172a;
            --text-secondary: #334155;
            --text-muted: #64748b;

            /* 去除繁杂的粉、蓝、紫大彩色渐变，全部改用极致优雅的科技蓝灰色系与高级靛蓝渐变 */
            --gradient-game: linear-gradient(135deg, #64748b 0%, #334155 100%);
            /* 优雅石板灰 */
            --gradient-slide: linear-gradient(135deg, #475569 0%, #0f172a 100%);
            /* 午夜高级黑 */
            --gradient-tool: linear-gradient(135deg, #4f46e5 0%, #312e81 100%);
            /* 高科技靛蓝 */
            --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.04);
        }

        /* 浅色模式下特定节点的微调样式 - 模仿 Antigravity 官网极致极客灰白 */
        /* 浅色模式下特定节点的微调样式 - 模仿 Antigravity 官网极致极客灰白 */
        body.theme-light {
            background-image:
                radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 48%),
                radial-gradient(circle at 90% 80%, rgba(14, 165, 233, 0.06) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, #ffffff 0%, #f3f9ff 100%);
            background-attachment: fixed;
        }

        body.theme-light .widget-clock,
        body.theme-light .theme-toggle-btn {
            background: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(148, 163, 184, 0.15);
            color: #334155;
            box-shadow: 0 4px 12px rgba(15, 23, 42, 0.02);
        }

        body.theme-light .theme-toggle-btn:hover {
            background: #ffffff;
            border-color: rgba(99, 102, 241, 0.4);
            color: #4f46e5;
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.1);
        }

        /* 极致亮丽的 Antigravity 渐变 Logo 图标 */
        body.theme-light .logo-icon {
            box-shadow:
                0 10px 24px rgba(37, 99, 235, 0.28),
                0 0 24px rgba(124, 58, 237, 0.18),
                inset 0 0 14px rgba(255, 255, 255, 0.4);
        }

        body.theme-light .logo-text h1 {
            background: linear-gradient(to right, #00b4db, #0083b0, #9b51e0);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        body.theme-light .hero-section h2 {
            background: linear-gradient(to right, #0f172a 20%, #334155 60%, #475569 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        body.theme-light .stat-card {
            background: rgba(255, 255, 255, 0.6);
            border: 1px solid rgba(148, 163, 184, 0.1);
            box-shadow: 0 8px 20px rgba(15, 23, 42, 0.02);
        }

        body.theme-light .stat-card:hover {
            border-color: rgba(99, 102, 241, 0.15);
            background: rgba(255, 255, 255, 0.9);
        }

        /* 极致黑白面板数据图标，移除多余色调 */
        body.theme-light .stat-icon.total,
        body.theme-light .stat-icon.game,
        body.theme-light .stat-icon.slide,
        body.theme-light .stat-icon.tool {
            background: rgba(15, 23, 42, 0.05) !important;
            color: #0f172a !important;
            box-shadow: none !important;
        }

        /* 覆盖卡片分类发光色，由高对比炫彩变成优雅极客灰/极简靛蓝 */
        body.theme-light .project-card.category-game,
        body.theme-light .project-card.category-slide,
        body.theme-light .project-card.category-tool {
            --glow-color: rgba(99, 102, 241, 0.04);
            --glow-color-solid: rgba(148, 163, 184, 0.2);
        }

        /* 移除多色徽章标签，统一为高端 slate 简约灰度标签 */
        body.theme-light .category-badge {
            background: rgba(15, 23, 42, 0.04) !important;
            color: #334155 !important;
            border-color: rgba(15, 23, 42, 0.08) !important;
            box-shadow: none !important;
        }

        /* 高保真优雅 Emoji 滤镜：未悬浮时呈高雅黑白质感，悬浮时平滑还原色彩 */
        body.theme-light .app-icon {
            filter: grayscale(1) opacity(0.55);
            transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

        body.theme-light .project-card:hover .app-icon {
            filter: grayscale(0) opacity(1);
        }

        /* 优化亮色卡片底层发光 */
        body.theme-light .project-card::before {
            background: linear-gradient(135deg, rgba(148, 163, 184, 0.08), rgba(255, 255, 255, 0.01));
        }

        body.theme-light .project-card {
            border: 1px solid rgba(148, 163, 184, 0.15);
        }

        body.theme-light .project-card:hover {
            box-shadow: 0 12px 30px rgba(15, 23, 42, 0.04), 0 0 20px rgba(99, 102, 241, 0.04);
            border-color: rgba(99, 102, 241, 0.3);
        }

        body.theme-light .search-input {
            background: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(148, 163, 184, 0.18);
            color: #0f172a;
        }

        body.theme-light .search-input:focus {
            background: #ffffff;
            border-color: rgba(99, 102, 241, 0.4);
            box-shadow: 0 0 12px rgba(99, 102, 241, 0.06);
        }

        body.theme-light .filter-tabs {
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(148, 163, 184, 0.15);
        }

        body.theme-light .tab-btn {
            color: #64748b;
        }

        body.theme-light .tab-btn.active {
            background: #ffffff;
            color: #0f172a;
            box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
        }

        /* 预览/运行按钮微调 */
        body.theme-light .btn-preview {
            background: rgba(148, 163, 184, 0.06);
            color: #334155;
            border-color: rgba(148, 163, 184, 0.12);
        }

        body.theme-light .btn-preview:hover {
            background: rgba(148, 163, 184, 0.15);
            color: #0f172a;
        }

        body.theme-light .btn-run {
            background: rgba(99, 102, 241, 0.06);
            color: #4f46e5;
            border-color: rgba(99, 102, 241, 0.12);
        }

        body.theme-light .btn-run:hover {
            background: #4f46e5;
            color: #ffffff;
            border-color: #4f46e5;
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.15);
        }