:root {
            --main: #38bdf8;
            --accent: #a78bfa;
            --bg-deep: #0f172a;
            --text: #e2e8f0;
            --card-bg: #1e293b;
            --radius-card: 14px;
            --radius-btn: 999px;
            --shadow-card: 0 8px 18px rgba(0,0,0,0.25);
        }

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

        body {
            background: var(--bg-deep);
            color: var(--text);
            line-height: 1.45;
            font-size: 0.95rem;
            background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.03) 1px, transparent 0);
            background-size: 22px 22px;
        }

        /* 胶囊按钮 */
        .btn-capsule {
            border-radius: var(--radius-btn);
            background: var(--main);
            color: #0f172a;
            font-weight: 700;
            padding: 0.5rem 1.4rem;
            border: none;
            transition: 0.2s;
            box-shadow: 0 2px 8px rgba(56, 189, 248, 0.3);
        }
        .btn-capsule:hover { background: var(--accent); color: #0f172a; transform: translateY(-2px); }

        .card-glow {
            background: var(--card-bg);
            border: 1px solid rgba(255,255,255,0.05);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }

        /* 导航吸顶+背景变化 */
        .navbar-51 {
            backdrop-filter: blur(12px);
            background: rgba(15, 23, 42, 0.8) !important;
            transition: background 0.3s, box-shadow 0.3s;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .navbar-51.scrolled {
            background: rgba(15, 23, 42, 0.95) !important;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        .nav-link-51 { color: var(--text) !important; font-weight: 500; margin: 0 0.2rem; }
        .nav-link-51:hover { color: var(--main) !important; }

        /* 品牌名强制连续 */
        .brand-name {
            font-weight: 900;
            font-size: 1.4rem;
            letter-spacing: -0.5px;
            white-space: nowrap;
        }
        .brand-name i { margin-right: 6px; }

        /* 打字机动画 */
        .typewriter {
            display: inline-block;
            overflow: hidden;
            white-space: nowrap;
            border-right: 3px solid var(--accent);
            animation: typing 3.5s steps(40, end), caret 0.75s step-end infinite;
            max-width: fit-content;
        }
        @keyframes typing { from { width: 0; } to { width: 100%; } }
        @keyframes caret { 0%, 100% { border-color: transparent; } 50% { border-color: var(--accent); } }

        /* 数据块 等宽字体 */
        .stat-number {
            font-family: 'JetBrains Mono', 'Fira Code', monospace;
            font-size: 2.2rem;
            font-weight: 600;
            color: var(--main);
        }
        .stat-label { font-size: 0.8rem; color: #94a3b8; letter-spacing: 0.4px; }

        /* 滚动淡入 */
        .reveal {
            opacity: 0;
            transform: translateY(18px);
            transition: opacity 0.6s cubic-bezier(0.2, 0.7, 0.3, 1), transform 0.6s;
        }
        .reveal.active { opacity: 1; transform: none; }

        /* 特色卡片 hover 图片放大/遮罩 */
        .img-zoom-wrapper {
            overflow: hidden;
            border-radius: var(--radius-card);
        }
        .img-zoom-wrapper img {
            transition: transform 0.5s;
            width: 100%;
            display: block;
        }
        .img-zoom-wrapper:hover img { transform: scale(1.06); }
        .overlay-mask {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15,23,42,0.85) 0%, rgba(0,0,0,0.1) 45%);
            opacity: 0;
            transition: opacity 0.4s;
            display: flex;
            align-items: flex-end;
            padding: 1rem;
        }
        .img-zoom-wrapper:hover .overlay-mask { opacity: 1; }

        /* 手风琴自定义 */
        .accordion-51 .accordion-item {
            background: transparent;
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 12px;
            margin-bottom: 10px;
            overflow: hidden;
        }
        .accordion-51 .accordion-button {
            background: rgba(30, 41, 59, 0.7);
            color: var(--text);
            font-weight: 600;
            box-shadow: none;
            border-radius: 12px !important;
        }
        .accordion-51 .accordion-button:not(.collapsed) {
            background: rgba(56, 189, 248, 0.1);
            color: var(--main);
        }
        .accordion-51 .accordion-body {
            background: rgba(15, 23, 42, 0.6);
            color: #cbd5e1;
            font-size: 0.9rem;
        }

        /* 友链区 */
        .friend-link-area a {
            color: var(--accent);
            margin-right: 1rem;
            text-decoration: none;
            font-weight: 500;
        }
        .friend-link-area a:hover { text-decoration: underline; }

        footer {
            background: #0b1120;
            border-top: 1px solid rgba(255,255,255,0.04);
            font-size: 0.85rem;
        }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .about-hero {
            padding: 80px 0 50px;
            background: linear-gradient(135deg, rgba(56,189,248,0.08) 0%, rgba(167,139,250,0.08) 100%);
        }
.about-section-title {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
        }
.about-section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
        }
.about-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 30px;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(255,255,255,0.06);
        }
.about-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0,0,0,0.4);
        }
.about-card-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
            background: rgba(56,189,248,0.15);
            color: var(--main);
        }
.about-card:nth-child(2) .about-card-icon {
            background: rgba(167,139,250,0.15);
            color: var(--accent);
        }
.about-card:nth-child(3) .about-card-icon {
            background: rgba(52,211,153,0.15);
            color: #34d399;
        }
.about-timeline {
            position: relative;
            padding-left: 30px;
        }
.about-timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 5px;
            bottom: 5px;
            width: 2px;
            background: linear-gradient(to bottom, var(--main), var(--accent));
            border-radius: 2px;
        }
.about-timeline-item {
            position: relative;
            padding-bottom: 30px;
            padding-left: 20px;
        }
.about-timeline-item::before {
            content: '';
            position: absolute;
            left: -27px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--main);
            border: 3px solid var(--bg-deep);
            box-shadow: 0 0 0 2px var(--main);
        }
.about-timeline-item:nth-child(2)::before {
            background: var(--accent);
            box-shadow: 0 0 0 2px var(--accent);
        }
.about-timeline-item:nth-child(3)::before {
            background: #34d399;
            box-shadow: 0 0 0 2px #34d399;
        }
.about-timeline-item:nth-child(4)::before {
            background: #fbbf24;
            box-shadow: 0 0 0 2px #fbbf24;
        }
.about-value-list {
            list-style: none;
            padding: 0;
        }
.about-value-list li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
.about-value-list li:last-child {
            border-bottom: none;
        }
.about-value-list i {
            color: var(--main);
            margin-top: 4px;
            flex-shrink: 0;
        }
.about-stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin: 40px 0;
        }
.about-stat-item {
            text-align: center;
            padding: 20px 35px;
            background: var(--card-bg);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(255,255,255,0.06);
        }
.about-stat-item .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--main);
            display: block;
        }
.about-stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--text);
            opacity: 0.8;
            margin-top: 5px;
        }
.about-contact-links a {
            color: var(--main);
            text-decoration: none;
            margin-right: 20px;
            transition: color 0.3s;
        }
.about-contact-links a:hover {
            color: var(--accent);
        }
.about-hero {
                padding: 50px 0 30px;
            }
.about-section-title {
                font-size: 1.6rem;
            }
.about-stat-item {
                padding: 15px 25px;
            }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .disclaimer-hero {
            background: linear-gradient(135deg, rgba(56,189,248,0.12) 0%, rgba(167,139,250,0.08) 50%, rgba(15,23,42,0) 100%);
            border-bottom: 1px solid rgba(56,189,248,0.15);
        }
.disclaimer-card {
            background: var(--card-bg);
            border: 1px solid rgba(56,189,248,0.12);
            border-radius: var(--radius-card);
            padding: 2rem;
            margin-bottom: 1.5rem;
            box-shadow: var(--shadow-card);
            transition: transform 0.3s ease, border-color 0.3s ease;
        }
.disclaimer-card:hover {
            transform: translateY(-3px);
            border-color: rgba(56,189,248,0.35);
        }
.disclaimer-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(56,189,248,0.15);
            color: var(--main);
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }
.disclaimer-card h2 {
            color: var(--main);
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }
.disclaimer-card p {
            color: var(--text);
            opacity: 0.9;
            line-height: 1.75;
            font-size: 0.95rem;
        }
.disclaimer-card ul {
            padding-left: 1.2rem;
            color: var(--text);
            opacity: 0.9;
        }
.disclaimer-card ul li {
            margin-bottom: 0.5rem;
            line-height: 1.7;
        }
.disclaimer-card strong {
            color: var(--accent);
            font-weight: 600;
        }
.disclaimer-alert {
            background: rgba(167,139,250,0.08);
            border-left: 3px solid var(--accent);
            padding: 1rem 1.25rem;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 1.25rem 0;
            font-size: 0.9rem;
        }
.disclaimer-alert i {
            color: var(--accent);
            margin-right: 0.5rem;
        }
.disclaimer-meta {
            font-size: 0.85rem;
            color: rgba(226,232,240,0.6);
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(56,189,248,0.15);
        }
.disclaimer-card {
                padding: 1.25rem;
            }
.disclaimer-card h2 {
                font-size: 1.15rem;
            }

/* --- 子页面追加 --- */
/* 确保任何bootstrap组件都继承本站配色，虽然本页尽量不用组件类，但以防万一 */
        .card, .card-body, .card-header, .card-footer,
        .form-control, .form-select, .accordion-item, .accordion-button,
        .list-group-item, .modal-content, .modal-header, .modal-body {
            background: var(--card-bg);
            color: var(--text);
            border-color: #2d3b52;
        }
/* 隐私页专属样式：提升阅读体验 */
        .privacy-section {
            background: rgba(30, 41, 59, 0.5);
            border-radius: var(--radius-card);
            padding: 2rem 1.8rem;
            margin-bottom: 2rem;
            border: 1px solid #2d3b52;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(2px);
        }
.privacy-section h2 {
            color: var(--main);
            font-weight: 700;
            font-size: 1.6rem;
            border-left: 4px solid var(--accent);
            padding-left: 1rem;
            margin-bottom: 1.2rem;
            letter-spacing: -0.01em;
        }
.privacy-section h3 {
            color: var(--accent);
            font-weight: 600;
            font-size: 1.2rem;
            margin-top: 1.5rem;
            margin-bottom: 0.6rem;
        }
.privacy-section p, .privacy-section li {
            color: var(--text);
            line-height: 1.7;
            font-weight: 300;
        }
.privacy-section ul, .privacy-section ol {
            padding-left: 1.4rem;
        }
.privacy-section strong {
            color: #fff;
            font-weight: 600;
        }
.privacy-meta {
            color: #94a3b8;
            font-size: 0.9rem;
            border-bottom: 1px dashed #334155;
            padding-bottom: 0.8rem;
            margin-bottom: 1.8rem;
        }
.highlight-badge {
            display: inline-block;
            background: rgba(167, 139, 250, 0.15);
            color: var(--accent);
            border-radius: 50px;
            padding: 0.2rem 1rem;
            font-size: 0.8rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            border: 1px solid rgba(167, 139, 250, 0.3);
        }
/* 链接高亮 */
        .privacy-section a {
            color: var(--main);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: rgba(56, 189, 248, 0.4);
        }
.privacy-section a:hover {
            color: var(--accent);
            text-decoration-color: var(--accent);
        }
.footer-link {
            color: var(--text);
        }

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