:root {
            --main: #4f46e5;
            --accent: #7c3aed;
            --bg: #f5f3ff;
            --text: #1e1b4b;
            --white: #ffffff;
            --shadow: 8px 8px 0 rgba(79, 70, 229, 0.15), 12px 12px 30px rgba(0,0,0,0.1);
        }

        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* 滚动进度条 */
        #scroll-progress {
            position: fixed;
            top: 0;
            left: 0;
            height: 5px;
            width: 0%;
            background: linear-gradient(90deg, var(--main), var(--accent));
            z-index: 9999;
            transition: width 0.1s ease-out;
            box-shadow: 0 0 10px var(--main);
        }

        /* 回到顶部按钮 */
        #back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: var(--main);
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1.5rem;
            box-shadow: 4px 4px 0 var(--accent);
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        #back-to-top.show { opacity: 1; visibility: visible; }
        #back-to-top:hover { transform: translateY(-4px); }

        /* 导航栏 */
        .navbar-gaming {
            background: rgba(255,255,255,0.85);
            backdrop-filter: blur(8px);
            border-bottom: 3px solid var(--main);
            box-shadow: 0 6px 20px rgba(79,70,229,0.2);
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .navbar-gaming .navbar-brand {
            font-weight: 800;
            font-size: 1.8rem;
            color: var(--text);
            letter-spacing: 1px;
            text-shadow: 3px 3px 0 rgba(79,70,229,0.2);
        }
        .navbar-gaming .navbar-brand i { color: var(--accent); margin-right: 6px; }
        .navbar-gaming .nav-link {
            font-weight: 600;
            color: var(--text);
            margin: 0 0.5rem;
            position: relative;
            transition: 0.2s;
        }
        .navbar-gaming .nav-link:hover { color: var(--main); }
        .navbar-gaming .nav-link::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0%;
            height: 3px;
            background: var(--accent);
            transition: 0.3s;
        }
        .navbar-gaming .nav-link:hover::after { width: 100%; }

        /* Hero 大数字 + 统计 */
        .hero-section {
            padding: 4rem 0 3rem;
            position: relative;
        }
        .hero-badge {
            background: var(--white);
            border-radius: 20px;
            padding: 2rem 2.5rem;
            box-shadow: var(--shadow);
            border-left: 8px solid var(--main);
            position: relative;
            z-index: 2;
        }
        .big-number {
            font-size: 5rem;
            font-weight: 900;
            line-height: 1;
            background: linear-gradient(145deg, var(--main), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 0.5rem;
            letter-spacing: -2px;
        }
        .hero-stats .stat-item {
            background: white;
            border-radius: 16px;
            padding: 1.2rem;
            text-align: center;
            box-shadow: 6px 6px 0 rgba(124,58,237,0.2);
            transition: 0.2s;
            border: 1px solid #e0e7ff;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--main);
        }
        .stat-label { font-weight: 600; color: var(--text); opacity: 0.8; }

        /* Bento 网格 */
        .bento-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
            margin: 2.5rem 0;
        }
        .bento-card {
            background: white;
            border-radius: 24px;
            padding: 1.8rem;
            box-shadow: 8px 8px 0 rgba(79,70,229,0.1), 0 10px 25px rgba(0,0,0,0.05);
            transition: all 0.25s ease;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }
        .bento-card:hover {
            transform: scale(1.02);
            border-color: var(--accent);
            box-shadow: 8px 8px 0 rgba(124,58,237,0.2), 0 15px 30px rgba(0,0,0,0.08);
        }
        .card-large { grid-column: span 3; grid-row: span 2; }
        .card-medium { grid-column: span 2; }
        .card-small { grid-column: span 2; }

        /* 图标列表特色 */
        .feature-icon {
            width: 55px;
            height: 55px;
            background: linear-gradient(145deg, var(--main), var(--accent));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: white;
            box-shadow: 4px 4px 0 rgba(0,0,0,0.1);
        }

        /* 手风琴 */
        .accordion-custom .accordion-item {
            background: white;
            border: none;
            margin-bottom: 12px;
            border-radius: 16px;
            box-shadow: 4px 4px 0 rgba(79,70,229,0.1);
            overflow: hidden;
            border-left: 5px solid var(--main);
        }
        .accordion-custom .accordion-button {
            font-weight: 700;
            color: var(--text);
            background: white;
            padding: 1.2rem;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg);
            color: var(--main);
            box-shadow: none;
        }

        /* 几何背景块 */
        .geometry-bg {
            position: absolute;
            pointer-events: none;
            z-index: 0;
        }
        .circle-deco {
            width: 180px; height: 180px;
            background: rgba(124,58,237,0.2);
            border-radius: 50%;
            top: 10%; left: -40px;
        }
        .square-deco {
            width: 90px; height: 90px;
            background: rgba(79,70,229,0.25);
            border-radius: 20px;
            transform: rotate(20deg);
            bottom: 0; right: 5%;
        }
        .triangle-deco {
            width: 0; height: 0;
            border-left: 45px solid transparent;
            border-right: 45px solid transparent;
            border-bottom: 80px solid rgba(124,58,237,0.2);
            top: 50%; right: 12%;
        }

        /* 使用说明卡片 */
        .step-card {
            background: white;
            border-radius: 20px;
            padding: 1.5rem;
            box-shadow: 6px 6px 0 rgba(79,70,229,0.12);
            border: 1px solid #e9e4ff;
        }
        .step-num {
            background: var(--accent);
            width: 40px; height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            color: white;
            font-size: 1.2rem;
            margin-bottom: 1rem;
            box-shadow: 3px 3px 0 var(--main);
        }

        /* FAQ 自定义 */
        .faq-item {
            background: white;
            border-radius: 16px;
            padding: 1.2rem 1.5rem;
            margin-bottom: 10px;
            box-shadow: 4px 4px 0 rgba(79,70,229,0.1);
            border-left: 6px solid var(--accent);
        }
        .faq-question { font-weight: 700; }

        /* 页脚 */
        .footer-custom {
            background: var(--text);
            color: rgba(255,255,255,0.8);
            padding: 2rem 0;
            margin-top: 3rem;
            border-radius: 30px 30px 0 0;
        }

        /* 友情链接 */
        .friend-links {
            background: var(--white);
            border-radius: 20px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
            margin: 2.5rem 0;
        }

        /* 通用 */
        .section-title {
            font-weight: 800;
            font-size: 2.4rem;
            margin: 2rem 0 1.2rem;
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 80%;
            height: 4px;
            background: linear-gradient(90deg, var(--main), var(--accent));
            border-radius: 4px;
        }

        @media (max-width: 768px) {
            .bento-grid { grid-template-columns: 1fr; }
            .card-large, .card-medium, .card-small { grid-column: span 1; }
            .big-number { font-size: 3.5rem; }
        }

/* --- 子页面追加 --- */
/* 关于页专属样式 */
        .about-hero {
            background: linear-gradient(135deg, var(--main) 0%, var(--accent) 100%);
            color: var(--white);
            padding: 80px 0 60px;
            position: relative;
            overflow: hidden;
        }
.about-hero::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            border: 4px solid rgba(255,255,255,0.1);
            border-radius: 50%;
        }
.about-hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            position: relative;
            z-index: 1;
        }
.about-hero p {
            font-size: 1.2rem;
            opacity: 0.95;
            max-width: 700px;
            position: relative;
            z-index: 1;
        }
.about-section {
            padding: 70px 0;
        }
.about-section:nth-child(even) {
            background: rgba(79, 70, 229, 0.03);
        }
.about-text {
            color: var(--text);
            font-size: 1.05rem;
            line-height: 1.8;
            opacity: 0.88;
        }
.value-card {
            background: var(--white);
            border-radius: 12px;
            padding: 30px;
            height: 100%;
            box-shadow: 0 4px 15px rgba(79, 70, 229, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(79, 70, 229, 0.1);
        }
.value-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 25px rgba(79, 70, 229, 0.15);
        }
.value-icon {
            font-size: 2rem;
            color: var(--main);
            margin-bottom: 15px;
            display: block;
        }
.value-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
.value-card p {
            color: var(--text);
            opacity: 0.75;
            font-size: 0.95rem;
            line-height: 1.6;
        }
.story-card {
            background: var(--white);
            border-radius: 16px;
            padding: 35px;
            box-shadow: var(--shadow);
            border-left: 5px solid var(--main);
            margin-bottom: 25px;
        }
.story-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 15px;
        }
.story-card p {
            color: var(--text);
            line-height: 1.7;
            opacity: 0.85;
        }
.process-step {
            text-align: center;
            padding: 25px;
            position: relative;
        }
.process-step .step-num {
            width: 50px;
            height: 50px;
            background: var(--main);
            color: var(--white);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 15px;
        }
.process-step h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }
.process-step p {
            font-size: 0.9rem;
            color: var(--text);
            opacity: 0.75;
            line-height: 1.5;
        }
.timeline {
            position: relative;
            padding-left: 30px;
        }
.timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--main);
            opacity: 0.2;
        }
.timeline-item {
            position: relative;
            padding-bottom: 30px;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: -25px;
            top: 5px;
            width: 15px;
            height: 15px;
            background: var(--main);
            border-radius: 50%;
        }
.timeline-item h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
        }
.timeline-item p {
            color: var(--text);
            opacity: 0.75;
            font-size: 0.95rem;
            line-height: 1.6;
        }
.stats-row {
            background: linear-gradient(135deg, var(--main), var(--accent));
            border-radius: 16px;
            padding: 40px 30px;
            color: var(--white);
        }
.stats-row .big-number {
            font-size: 2.5rem;
            font-weight: 900;
        }
.stats-row .stat-label {
            font-size: 0.9rem;
            opacity: 0.85;
        }
.about-hero h1 {
                font-size: 2rem;
            }
.about-hero p {
                font-size: 1rem;
            }
.about-section {
                padding: 50px 0;
            }

/* --- 子页面追加 --- */
/* 本页专属少量样式 */
        .privacy-section {
            padding: 60px 0;
        }
.privacy-container {
            max-width: 900px;
            margin: 0 auto;
        }
.privacy-card {
            background: var(--white);
            border-radius: 16px;
            padding: 40px;
            margin-bottom: 30px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.06);
            border: 1px solid rgba(79, 70, 229, 0.1);
            transition: box-shadow 0.3s ease;
        }
.privacy-card:hover {
            box-shadow: 0 8px 30px rgba(79, 70, 229, 0.12);
        }
.privacy-card h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.privacy-card h2 i {
            color: var(--main);
            font-size: 1.4rem;
        }
.privacy-card p {
            color: var(--text);
            opacity: 0.85;
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 15px;
        }
.privacy-card ul {
            padding-left: 20px;
            margin-bottom: 15px;
        }
.privacy-card ul li {
            color: var(--text);
            opacity: 0.85;
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 8px;
            position: relative;
            padding-left: 8px;
        }
.privacy-card ul li::before {
            content: '▸';
            color: var(--main);
            position: absolute;
            left: -12px;
            font-weight: 700;
        }
.privacy-highlight {
            background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), rgba(124, 58, 237, 0.05));
            border-left: 4px solid var(--main);
            padding: 20px 24px;
            border-radius: 8px;
            margin: 20px 0;
        }
.privacy-highlight p {
            margin-bottom: 0;
            font-weight: 500;
        }
.privacy-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--main), var(--accent));
            color: var(--white);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-right: 8px;
        }
.last-updated {
            text-align: center;
            color: var(--text);
            opacity: 0.6;
            font-size: 0.85rem;
            margin-top: 30px;
            padding: 20px;
            border-top: 1px solid rgba(79, 70, 229, 0.1);
        }
.privacy-card {
                padding: 25px;
            }
.privacy-card h2 {
                font-size: 1.3rem;
            }

/* --- 子页面追加 --- */
.disclaimer-hero {
            padding: 80px 0 60px;
            background: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(124, 58, 237, 0.05) 100%);
            border-bottom: 1px solid rgba(79, 70, 229, 0.1);
        }
.disclaimer-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
.disclaimer-hero h1 span {
            color: var(--main);
        }
.disclaimer-hero p {
            font-size: 1.1rem;
            color: rgba(30, 27, 75, 0.7);
            max-width: 720px;
            margin: 0 auto;
        }
.disclaimer-section {
            padding: 50px 0;
            border-bottom: 1px solid rgba(79, 70, 229, 0.08);
        }
.disclaimer-section:last-child {
            border-bottom: none;
        }
.disclaimer-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.disclaimer-section h2 i {
            color: var(--main);
            font-size: 1.4rem;
        }
.disclaimer-section p {
            color: rgba(30, 27, 75, 0.75);
            line-height: 1.9;
            margin-bottom: 16px;
            font-size: 0.95rem;
        }
.disclaimer-section strong {
            color: var(--main);
            font-weight: 600;
        }
.disclaimer-box {
            background: rgba(79, 70, 229, 0.05);
            border-left: 4px solid var(--main);
            padding: 20px 24px;
            border-radius: 8px;
            margin: 24px 0;
        }
.disclaimer-box p {
            margin-bottom: 8px;
        }
.disclaimer-box p:last-child {
            margin-bottom: 0;
        }
.disclaimer-updated {
            display: inline-block;
            background: rgba(79, 70, 229, 0.1);
            color: var(--main);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
        }
.disclaimer-hero h1 {
                font-size: 2rem;
            }
.disclaimer-section h2 {
                font-size: 1.3rem;
            }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-body { background:transparent !important; color:#1e1b4b !important; }
.accordion-header { background:transparent !important; }