:root {
            --main: #38bdf8;
            --accent: #a78bfa;
            --bg: #0f172a;
            --text: #e2e8f0;
            --card-bg: #1e293b;
            --radius-lg: 24px;
            --radius-md: 18px;
            --radius-sm: 12px;
            --shadow: 0 20px 35px -12px rgba(0,0,0,0.6);
            --soft-shadow: 0 8px 24px rgba(56, 189, 248, 0.08);
        }

        * {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
        }

        body {
            background-color: var(--bg);
            color: var(--text);
            position: relative;
            overflow-x: hidden;
        }

        /* 渐变光晕 / 光斑背景 */
        body::before {
            content: "";
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 15% 30%, rgba(56, 189, 248, 0.12) 0%, transparent 25%),
                        radial-gradient(circle at 85% 15%, rgba(167, 139, 250, 0.1) 0%, transparent 30%),
                        radial-gradient(circle at 70% 85%, rgba(56, 189, 248, 0.08) 0%, transparent 35%);
            pointer-events: none;
            z-index: 0;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
            position: relative;
            z-index: 2;
        }

        /* 导航 */
        .navbar-yaoqi {
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid rgba(56, 189, 248, 0.2);
            padding: 16px 0;
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            margin-bottom: 24px;
        }

        .navbar-brand-yaoqi {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, var(--main), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        .navbar-yaoqi .nav-link {
            color: var(--text);
            font-weight: 500;
            margin: 0 12px;
            transition: 0.2s;
            border-radius: 40px;
            padding: 8px 16px !important;
        }

        .navbar-yaoqi .nav-link:hover {
            background: rgba(56, 189, 248, 0.1);
            color: var(--main);
        }

        .navbar-toggler-yaoqi {
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: var(--radius-sm);
        }

        /* Hero 渐变文字 + 浮动装饰 */
        .hero-grad {
            background: linear-gradient(135deg, var(--main) 0%, var(--accent) 90%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 900;
            letter-spacing: -0.03em;
        }

        .hero-float {
            animation: floatY 5s infinite alternate ease-in-out;
        }

        @keyframes floatY {
            0% { transform: translateY(-5px); }
            100% { transform: translateY(10px); }
        }

        .hero-deco {
            font-size: 4rem;
            opacity: 0.3;
            position: absolute;
        }

        /* 卡片大圆角 + 柔和阴影 */
        .card-yaoqi {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: none;
            box-shadow: var(--soft-shadow);
            transition: all 0.3s cubic-bezier(0.2, 0, 0, 1);
        }

        .card-yaoqi:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow);
            border-color: rgba(56, 189, 248, 0.2);
        }

        .card-yaoqi .card-body {
            padding: 28px 20px;
        }

        /* 对比表格 */
        .table-yaoqi {
            --bs-table-bg: transparent;
            --bs-table-border-color: rgba(148, 163, 184, 0.2);
            color: var(--text);
            border-radius: var(--radius-md);
            overflow: hidden;
            border-collapse: separate;
            border-spacing: 0 8px;
        }

        .table-yaoqi th {
            background: #0b1522;
            padding: 16px;
            font-weight: 600;
            color: var(--main);
        }

        .table-yaoqi td {
            background: #1a2637;
            padding: 14px 16px;
        }

        /* 编号清单 */
        .list-number {
            counter-reset: step;
            list-style: none;
            padding-left: 0;
        }

        .list-number li {
            counter-increment: step;
            position: relative;
            padding-left: 3.5rem;
            margin-bottom: 1.8rem;
            font-weight: 400;
            line-height: 1.7;
        }

        .list-number li::before {
            content: counter(step);
            position: absolute;
            left: 0;
            top: 0;
            width: 2.4rem;
            height: 2.4rem;
            background: linear-gradient(145deg, var(--main), var(--accent));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #0b1120;
            font-size: 1.1rem;
        }

        /* 回到顶部 */
        #backToTop {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(56, 189, 248, 0.8);
            border: none;
            color: white;
            font-size: 22px;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s;
            box-shadow: 0 4px 20px rgba(0,0,0,0.3);
        }

        #backToTop.show {
            opacity: 1;
            visibility: visible;
        }

        /* 图片占位渐显 */
        .img-placeholder {
            background: linear-gradient(110deg, #1e293b 8%, #2d3b4f 18%, #1e293b 33%);
            background-size: 200% 100%;
            animation: shimmer 1.8s linear infinite;
            min-height: 120px;
            border-radius: var(--radius-md);
        }

        @keyframes shimmer {
            0% { background-position: 200% 0; }
            100% { background-position: -200% 0; }
        }

        .footer-links a {
            color: #94a3b8;
            text-decoration: none;
            margin: 0 12px;
            transition: color 0.2s;
        }

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

        .bg-soft-blob {
            border-radius: 60px;
        }

        /* 时间线(横向步骤条) */
        .timeline-strip {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            margin: 40px 0;
        }

        .timeline-step {
            background: #1a2438;
            border-radius: var(--radius-lg);
            padding: 16px 18px;
            flex: 1;
            min-width: 140px;
            text-align: center;
            border: 1px solid rgba(56, 189, 248, 0.2);
            position: relative;
        }

        .timeline-step::after {
            content: "→";
            position: absolute;
            right: -16px;
            top: 40%;
            color: var(--main);
            font-size: 1.5rem;
        }

        .timeline-step:last-child::after { content: ""; }

        @media (max-width: 768px) {
            .timeline-step::after { display: none; }
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 组件默认白底 */
        .card, .card-body { background: var(--card-bg); color: var(--text); border-color: rgba(255,255,255,0.08); }
.about-hero { padding: 5rem 0 3rem; position: relative; overflow: hidden; }
.about-hero h1 { font-size: 2.8rem; font-weight: 800; line-height: 1.2; margin-bottom: 1.2rem; }
.about-hero h1 .highlight { background: linear-gradient(135deg, var(--main), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.about-hero p.lead { font-size: 1.15rem; color: rgba(226,232,240,0.75); max-width: 720px; }
.about-section { padding: 3.5rem 0; position: relative; }
.about-section h2 { font-size: 1.9rem; font-weight: 700; margin-bottom: 1.5rem; color: var(--text); }
.about-section h2 i { color: var(--main); margin-right: 10px; }
.about-section h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 1rem; color: var(--main); }
.about-card { background: var(--card-bg); border-radius: var(--radius-md); padding: 1.8rem; height: 100%; box-shadow: var(--soft-shadow); transition: transform .3s, box-shadow .3s; }
.about-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.about-card .icon-circle { width: 52px; height: 52px; border-radius: 50%; background: rgba(56,189,248,0.12); display: flex; align-items: center; justify-content: center; margin-bottom: 1.2rem; }
.about-card .icon-circle i { font-size: 1.4rem; color: var(--main); }
.about-card h4 { font-size: 1.1rem; font-weight: 600; margin-bottom: .7rem; color: var(--text); }
.about-card p { font-size: .93rem; color: rgba(226,232,240,0.7); line-height: 1.65; }
.timeline-about { list-style: none; padding-left: 0; position: relative; }
.timeline-about::before { content: ''; position: absolute; left: 16px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(to bottom, var(--main), var(--accent)); opacity: .4; }
.timeline-about li { position: relative; padding-left: 50px; padding-bottom: 2rem; }
.timeline-about li::before { content: ''; position: absolute; left: 8px; top: 6px; width: 18px; height: 18px; border-radius: 50%; background: var(--card-bg); border: 3px solid var(--main); box-shadow: 0 0 0 3px rgba(56,189,248,0.2); }
.timeline-about li h5 { font-size: 1.05rem; font-weight: 600; color: var(--text); margin-bottom: .4rem; }
.timeline-about li .date { font-size: .82rem; color: var(--main); font-weight: 500; }
.timeline-about li p { font-size: .9rem; color: rgba(226,232,240,0.7); margin-top: .3rem; }
.stat-number { font-size: 2.2rem; font-weight: 800; background: linear-gradient(135deg, var(--main), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.value-tag { display: inline-block; padding: 5px 16px; border-radius: 20px; font-size: .8rem; font-weight: 500; margin: 0 6px 8px 0; background: rgba(56,189,248,0.1); color: var(--main); border: 1px solid rgba(56,189,248,0.2); }
.about-hero h1 { font-size: 2rem; }
.about-hero { padding: 3rem 0 2rem; }

/* --- 子页面追加 --- */
/* 本页专属样式（合并进站点CSS） */
        .privacy-hero {
            padding: 60px 0 40px;
            background: var(--bg);
            position: relative;
            overflow: hidden;
        }
.privacy-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(56, 189, 248, 0.08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
.privacy-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 20px;
        }
.privacy-title {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 12px;
            background: linear-gradient(135deg, var(--main), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
.privacy-subtitle {
            color: rgba(226, 232, 240, 0.7);
            font-size: 1.1rem;
            margin-bottom: 40px;
        }
.privacy-section {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            margin-bottom: 24px;
            box-shadow: var(--shadow);
            position: relative;
            border: 1px solid rgba(56, 189, 248, 0.1);
        }
.privacy-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--main);
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(56, 189, 248, 0.2);
            display: flex;
            align-items: center;
            gap: 12px;
        }
.privacy-section h2 i {
            font-size: 1.3rem;
            color: var(--accent);
        }
.privacy-section p {
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 16px;
            font-weight: 300;
        }
.privacy-section strong {
            color: var(--main);
            font-weight: 600;
        }
.privacy-section ul, .privacy-section ol {
            color: var(--text);
            padding-left: 24px;
            margin-bottom: 16px;
        }
.privacy-section li {
            margin-bottom: 10px;
            line-height: 1.7;
            font-weight: 300;
        }
.privacy-date {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(56, 189, 248, 0.1);
            border: 1px solid rgba(56, 189, 248, 0.2);
            border-radius: 20px;
            color: var(--main);
            font-size: 0.9rem;
            margin-bottom: 20px;
        }
.privacy-note {
            background: rgba(167, 139, 250, 0.1);
            border-left: 3px solid var(--accent);
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 20px 0;
        }
.privacy-note p {
            margin-bottom: 0;
            color: var(--text);
        }
.privacy-table-wrap {
            overflow-x: auto;
            margin: 20px 0;
        }
.privacy-table-wrap table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
.privacy-table-wrap th {
            background: rgba(56, 189, 248, 0.15);
            color: var(--main);
            padding: 14px 16px;
            font-weight: 600;
            text-align: left;
            border-bottom: 2px solid rgba(56, 189, 248, 0.3);
        }
.privacy-table-wrap td {
            background: rgba(0, 0, 0, 0.15);
            padding: 14px 16px;
            color: var(--text);
            border-bottom: 1px solid rgba(56, 189, 248, 0.08);
        }
.privacy-table-wrap tr:last-child td {
            border-bottom: none;
        }
.privacy-title {
                font-size: 2rem;
            }
.privacy-section {
                padding: 28px 20px;
            }
.privacy-section h2 {
                font-size: 1.3rem;
            }

/* --- 子页面追加 --- */
.disclaimer-section {
            padding: 80px 0 60px;
        }
.disclaimer-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
            border: 1px solid rgba(56, 189, 248, 0.1);
        }
.disclaimer-card h2 {
            color: var(--main);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.disclaimer-card h2 i {
            color: var(--accent);
            font-size: 1.4rem;
        }
.disclaimer-card p, .disclaimer-card li {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
        }
.disclaimer-card ul {
            padding-left: 20px;
            list-style-type: none;
        }
.disclaimer-card ul li {
            position: relative;
            padding-left: 20px;
            margin-bottom: 10px;
        }
.disclaimer-card ul li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--main);
            font-size: 1.1rem;
        }
.disclaimer-hero {
            padding: 120px 0 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--main), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 15px;
        }
.disclaimer-hero p {
            color: var(--text);
            opacity: 0.8;
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto;
        }
.notice-box {
            background: rgba(56, 189, 248, 0.08);
            border-left: 4px solid var(--main);
            padding: 20px 25px;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 30px 0;
        }
.notice-box p {
            margin: 0;
            font-size: 0.95rem;
        }
.disclaimer-hero h1 { font-size: 1.8rem; }
.disclaimer-card { padding: 25px; }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.table { color:#e2e8f0 !important; border-color:rgba(255,255,255,.12) !important; --bs-table-bg:transparent !important; --bs-table-color:#e2e8f0 !important; }
.accordion-item { background:rgba(255,255,255,.04) !important; color:#e2e8f0 !important; border-color:rgba(255,255,255,.12) !important; }
.accordion-button { background:rgba(255,255,255,.04) !important; color:#e2e8f0 !important; }
.accordion-body { background:transparent !important; color:#e2e8f0 !important; }
.accordion-header { background:transparent !important; }
.accordion-button::after { filter: invert(1) grayscale(1) brightness(2); }