:root {
    --primary: #818cf8;
    --accent: #c084fc;
    --bg: #1e1b4b;
    --text: #e0e7ff;
    --bg-light: #2a265c;
    --border-dark: #0f0c33;
    --card-bg: #262259;
    --white: #ffffff;
    --font-title: 'Comic Sans MS', 'Chalkboard SE', 'Marker Felt', cursive, 'Inter', sans-serif;
    --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

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

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

/* 点阵背景 */
.dot-grid {
    background-image: radial-gradient(circle, rgba(129, 140, 248, 0.15) 1px, transparent 1px);
    background-size: 24px 24px;
}

/* 吸顶导航 */
.navbar-jisu {
    position: sticky;
    top: 0;
    z-index: 999;
    background: var(--bg);
    border-bottom: 3px solid var(--primary);
    box-shadow: 0 6px 0 rgba(15, 12, 51, 0.8);
}

.navbar-jisu .navbar-brand {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 2px;
    margin-right: 2rem;
}

.navbar-jisu .nav-link {
    color: var(--text);
    font-weight: 600;
    margin: 0 0.3rem;
    padding: 0.8rem 1rem;
    border: 2px solid transparent;
    transition: all 0.3s;
    border-radius: 0;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.navbar-jisu .nav-link:hover,
.navbar-jisu .nav-link.active {
    color: var(--white);
    border-bottom: 3px solid var(--accent);
    background: rgba(192, 132, 252, 0.1);
}

.navbar-toggler {
    border: 2px solid var(--primary);
    border-radius: 0;
    color: var(--primary);
    font-size: 1.5rem;
    padding: 0.3rem 0.8rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* 硬阴影通用 */
.hard-shadow {
    box-shadow: 8px 8px 0 rgba(15, 12, 51, 1);
}

/* 全直角 */
.no-radius {
    border-radius: 0 !important;
}

/* Hero 区块 */
.hero-jisu {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    border-bottom: 3px solid var(--primary);
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-light) 100%);
}

.hero-title {
    font-family: var(--font-title);
    font-size: 4.5rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-shadow: 5px 5px 0 rgba(192, 132, 252, 0.3);
}

.hero-title .highlight {
    color: var(--accent);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text);
    max-width: 600px;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.btn-jisu {
    border-radius: 0;
    padding: 1rem 2.5rem;
    font-weight: 700;
    font-size: 1rem;
    border: 3px solid var(--primary);
    transition: all 0.2s;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-jisu-primary {
    background: var(--primary);
    color: var(--bg);
    box-shadow: 6px 6px 0 rgba(192, 132, 252, 0.6);
}

.btn-jisu-primary:hover {
    background: transparent;
    color: var(--primary);
    transform: translate(3px, 3px);
    box-shadow: 3px 3px 0 rgba(192, 132, 252, 0.6);
}

.btn-jisu-outline {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
    box-shadow: 6px 6px 0 rgba(129, 140, 248, 0.4);
}

.btn-jisu-outline:hover {
    background: var(--accent);
    color: var(--bg);
    transform: translate(3px, 3px);
    box-shadow: 3px 3px 0 rgba(129, 140, 248, 0.4);
}

/* Hero 右半色块装饰 */
.hero-deco {
    position: relative;
    height: 400px;
}

.hero-deco-block {
    position: absolute;
    width: 280px;
    height: 380px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    right: 0;
    top: 0;
    border: 4px solid var(--border-dark);
    box-shadow: 12px 12px 0 rgba(192, 132, 252, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 6rem;
    color: var(--bg);
}

.hero-deco-block::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: -20px;
    width: 100px;
    height: 100px;
    background: var(--bg);
    border: 3px solid var(--primary);
}

/* 区块通用 */
.section-jisu {
    padding: 6rem 0;
    border-bottom: 3px solid var(--primary);
}

.section-title {
    font-family: var(--font-title);
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-title .title-icon {
    color: var(--accent);
    font-size: 2.5rem;
}

.section-desc {
    color: var(--text);
    font-size: 1rem;
    max-width: 700px;
    margin-bottom: 3rem;
    line-height: 1.8;
    font-weight: 300;
}

/* 时间线 (使用说明) */
.timeline-jisu {
    position: relative;
    padding-left: 2rem;
}

.timeline-jisu::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary);
}

.timeline-item {
    position: relative;
    padding: 1.5rem 1rem 1.5rem 2rem;
    margin-bottom: 1rem;
    border: 2px solid var(--primary);
    background: var(--card-bg);
    box-shadow: 6px 6px 0 rgba(15, 12, 51, 0.8);
    transition: transform 0.3s, box-shadow 0.3s;
}

.timeline-item::before {
    content: attr(data-step);
    position: absolute;
    left: -2.7rem;
    top: 50%;
    transform: translateY(-50%);
    width: 2.2rem;
    height: 2.2rem;
    background: var(--accent);
    color: var(--bg);
    font-weight: 800;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-dark);
}

.timeline-item:hover {
    transform: translateX(5px);
    box-shadow: 8px 8px 0 rgba(192, 132, 252, 0.4);
}

.timeline-item h4 {
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.timeline-item p {
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* 特色网格标签页 */
.tabs-jisu {
    display: flex;
    gap: 0;
    margin-bottom: 2rem;
    border: 2px solid var(--primary);
    background: var(--bg-light);
    max-width: fit-content;
    flex-wrap: wrap;
}

.tab-btn-jisu {
    padding: 0.8rem 2rem;
    background: transparent;
    color: var(--text);
    border: none;
    font-weight: 700;
    cursor: pointer;
    border-right: 2px solid var(--primary);
    transition: all 0.3s;
    font-size: 0.95rem;
    letter-spacing: 1px;
}

.tab-btn-jisu:last-child {
    border-right: none;
}

.tab-btn-jisu:hover {
    background: rgba(129, 140, 248, 0.2);
    color: var(--white);
}

.tab-btn-jisu.active {
    background: var(--primary);
    color: var(--bg);
}

.tab-content-jisu {
    display: none;
    animation: fadeInUp 0.4s ease;
}

.tab-content-jisu.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card {
    border: 2px solid var(--primary);
    background: var(--card-bg);
    padding: 2rem;
    box-shadow: 6px 6px 0 rgba(15, 12, 51, 0.8);
    transition: transform 0.3s, box-shadow 0.3s;
    height: 100%;
}

.feature-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: 10px 10px 0 rgba(192, 132, 252, 0.3);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.feature-card h5 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.feature-card p {
    color: var(--text);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 长文区块 */
.longread-jisu {
    background: var(--bg-light);
    position: relative;
}

.longread-jisu .container {
    max-width: 900px;
}

.longread-jisu h3 {
    font-family: var(--font-title);
    color: var(--accent);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.longread-jisu p {
    font-size: 1rem;
    line-height: 2;
    color: var(--text);
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.longread-jisu blockquote {
    border-left: 4px solid var(--accent);
    padding: 1rem 2rem;
    margin: 2rem 0;
    background: rgba(192, 132, 252, 0.1);
    font-style: italic;
}

/* FAQ 区块 */
.faq-item {
    border: 2px solid var(--primary);
    background: var(--card-bg);
    margin-bottom: 1rem;
    box-shadow: 4px 4px 0 rgba(15, 12, 51, 0.8);
}

.faq-question {
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--white);
    background: transparent;
    transition: background 0.3s;
}

.faq-question:hover {
    background: rgba(129, 140, 248, 0.1);
}

.faq-question i {
    color: var(--accent);
    transition: transform 0.3s;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    border-top: 1px solid rgba(129, 140, 248, 0.2);
}

.faq-answer-inner {
    padding: 1.2rem 1.5rem;
    color: var(--text);
    line-height: 1.8;
    font-size: 0.95rem;
}

.faq-item.open .faq-question i {
    transform: rotate(45deg);
}

.faq-item.open .faq-answer {
    max-height: 300px;
}

/* CTA */
.cta-jisu {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-top: 4px solid var(--border-dark);
    padding: 5rem 0;
    text-align: center;
}

.cta-jisu h2 {
    font-family: var(--font-title);
    font-size: 3.5rem;
    color: var(--bg);
    margin-bottom: 1rem;
    font-weight: 900;
}

.cta-jisu p {
    color: var(--bg);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    font-weight: 500;
}

.btn-cta-jisu {
    background: var(--bg);
    color: var(--white);
    border: 3px solid var(--border-dark);
    border-radius: 0;
    padding: 1.2rem 3.5rem;
    font-size: 1.2rem;
    font-weight: 800;
    box-shadow: 6px 6px 0 rgba(15, 12, 51, 0.8);
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.btn-cta-jisu:hover {
    transform: translate(3px, 3px);
    box-shadow: 3px 3px 0 rgba(15, 12, 51, 0.8);
    background: var(--white);
    color: var(--bg);
}

/* 友情链接 */
.friend-links {
    background: var(--bg);
    padding: 3rem 0;
    border-top: 2px solid var(--primary);
}

.friend-links h3 {
    font-size: 1.2rem;
    color: var(--text);
    margin-bottom: 1rem;
    font-weight: 600;
}

.friend-links .links-row {
    color: var(--text);
    font-size: 0.9rem;
    opacity: 0.8;
}

/* 页脚 */
.footer-jisu {
    background: #141230;
    padding: 3rem 0 2rem;
    border-top: 3px solid var(--accent);
}

.footer-jisu .footer-brand {
    font-family: var(--font-title);
    font-size: 1.8rem;
    color: var(--white);
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-jisu p {
    color: var(--text);
    font-size: 0.9rem;
    line-height: 1.7;
    opacity: 0.8;
}

.footer-jisu .footer-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.footer-jisu .footer-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(224, 231, 255, 0.1);
    padding-top: 1.5rem;
    margin-top: 2rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text);
    opacity: 0.6;
}

/* 滚动动效 */
.scroll-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-fade.delay-1 {
    transition-delay: 0.2s;
}

.scroll-fade.delay-2 {
    transition-delay: 0.4s;
}

.scroll-fade.delay-3 {
    transition-delay: 0.6s;
}

/* 数字滚动 */
.stat-number {
    font-family: var(--font-title);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--accent);
}

.stat-label {
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* 图片 hover */
.img-hover-wrap {
    overflow: hidden;
    position: relative;
    border: 3px solid var(--primary);
    box-shadow: 6px 6px 0 rgba(15, 12, 51, 0.8);
}

.img-hover-wrap img {
    width: 100%;
    transition: transform 0.4s ease;
    display: block;
}

.img-hover-wrap:hover img {
    transform: scale(1.05);
}

.img-hover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(30, 27, 75, 0.9), transparent);
    opacity: 0;
    transition: opacity 0.3s;
    display: flex;
    align-items: flex-end;
    padding: 1rem;
}

.img-hover-wrap:hover .img-hover-overlay {
    opacity: 1;
}

.img-hover-overlay span {
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
}

/* 响应式 */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    .hero-deco {
        height: 300px;
    }
    .hero-deco-block {
        width: 200px;
        height: 280px;
        font-size: 4rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .timeline-jisu {
        padding-left: 1.5rem;
    }
    .navbar-brand {
        font-size: 1.4rem !important;
    }
    .tabs-jisu {
        flex-direction: column;
        width: 100%;
    }
    .tab-btn-jisu {
        border-right: none;
        border-bottom: 2px solid var(--primary);
        width: 100%;
        text-align: center;
    }
    .tab-btn-jisu:last-child {
        border-bottom: none;
    }
}

/* --- 子页面追加 --- */
/* 排行榜专用卡片：复用站点变量，微调间距和色块 */
        .rank-card {
            background: var(--card-bg);
            border: 1px solid var(--border-dark);
            border-radius: 0; /* 硬朗风格 */
            box-shadow: 8px 8px 0 var(--border-dark); /* hard-shadow 风格 */
            transition: transform .15s ease, box-shadow .15s ease;
            padding: 1.25rem 1.5rem;
            margin-bottom: 1.5rem;
            color: var(--text);
        }
.rank-card:hover {
            transform: translate(-2px, -2px);
            box-shadow: 12px 12px 0 var(--border-dark);
        }
.rank-number {
            font-family: var(--font-title);
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            min-width: 3.5rem;
            text-shadow: 2px 2px 0 var(--border-dark);
        }
.rank-cover {
            background: var(--bg-light);
            border: 1px solid var(--border-dark);
            border-radius: 0;
            width: 60px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--primary);
            flex-shrink: 0;
        }
.rank-tag {
            background: rgba(129, 140, 248, 0.15);
            color: var(--primary);
            border-left: 3px solid var(--accent);
            padding: 0.2rem 0.8rem;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            display: inline-block;
            margin-right: 0.6rem;
            margin-bottom: 0.3rem;
        }
.rank-score {
            font-weight: 700;
            color: var(--white);
            background: rgba(192, 132, 252, 0.15);
            padding: 0.1rem 0.7rem;
            border: 1px solid var(--accent);
            border-radius: 0;
            font-size: 0.9rem;
        }
.list-unstyled-custom {
            list-style: none;
            padding-left: 0;
            margin-bottom: 0;
        }
.rank-stat i {
            color: var(--accent);
            margin-right: 0.3rem;
            width: 1.1rem;
            text-align: center;
        }
.rank-stat {
            color: var(--text);
            opacity: 0.9;
            font-size: 0.9rem;
            margin-right: 1.2rem;
            display: inline-flex;
            align-items: center;
        }
.trend-up { color: #4ade80; font-weight: 600; }
.trend-down { color: #f87171; font-weight: 600; }
.trend-flat { color: var(--text); opacity: 0.7; }
.ranking-filter {
            background: var(--bg-light);
            border: 1px solid var(--border-dark);
            padding: 0.8rem 1.2rem;
            border-radius: 0;
            margin-bottom: 2.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1.5rem;
            align-items: center;
        }
.filter-chip {
            background: transparent;
            border: 1px solid var(--border-dark);
            color: var(--text);
            padding: 0.35rem 1.2rem;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all .15s;
            border-radius: 0;
            box-shadow: none;
        }
.filter-chip:hover {
            background: var(--primary);
            color: var(--bg);
            border-color: var(--primary);
        }
.filter-chip.active {
            background: var(--primary);
            color: var(--bg);
            border-color: var(--primary);
            font-weight: 600;
            box-shadow: 3px 3px 0 var(--border-dark);
        }
.text-accent { color: var(--accent); }
.border-bottom-jisu {
            border-bottom: 2px solid var(--primary);
            padding-bottom: 0.3rem;
            display: inline-block;
        }
/* 隐藏 Bootstrap 默认卡片样式干扰 */
        .card { background: transparent; border: none; }

/* --- 子页面追加 --- */
/* 仅本页专属微调，不改动站点全局变量 */
        .register-hero {
            padding: 3.5rem 0 2.5rem;
            position: relative;
            z-index: 1;
        }
.register-card {
            background: var(--card-bg);
            border: 1px solid var(--border-dark);
            border-radius: 0;
            box-shadow: 8px 8px 0 rgba(0,0,0,0.25);
        }
.form-control {
            background: rgba(15, 12, 51, 0.4);
            border: 1px solid #3c3670;
            color: var(--text);
            border-radius: 0;
            padding: 0.75rem 1rem;
        }
.form-control:focus {
            background: rgba(15, 12, 51, 0.6);
            border-color: var(--primary);
            box-shadow: 0 0 0 0.2rem rgba(129, 140, 248, 0.25);
            color: #fff;
        }
.form-control::placeholder {
            color: rgba(224, 231, 255, 0.45);
        }
.register-step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.2rem;
            height: 2.2rem;
            background: var(--primary);
            color: #1e1b4b;
            font-weight: 800;
            font-size: 1.1rem;
            margin-right: 0.6rem;
            box-shadow: 3px 3px 0 var(--border-dark);
        }
.benefit-icon {
            width: 3rem;
            height: 3rem;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
        }
.account-type-card {
            background: var(--bg-light);
            border: 1px solid var(--border-dark);
            transition: transform .15s, border-color .15s;
            padding: 1.5rem 1rem;
            height: 100%;
        }
.account-type-card:hover {
            border-color: var(--primary);
            transform: translateY(-4px);
        }
.register-tip {
            background: rgba(192, 132, 252, 0.08);
            border-left: 4px solid var(--accent);
            padding: 0.9rem 1.2rem;
            font-size: 0.95rem;
        }
.form-check-input {
            background-color: var(--bg);
            border-color: var(--primary);
        }
.form-check-input:checked {
            background-color: var(--primary);
            border-color: var(--primary);
        }
.section-register-gap {
            padding: 2.5rem 0 3.5rem;
        }

/* --- 子页面追加 --- */
/* 确保所有卡片和组件都使用深色主题，避免 Bootstrap 白底 */
        .feature-card, .longread-jisu, .faq-item, .timeline-jisu, .card, .card-body, .list-group-item, .accordion-item, .accordion-button, .accordion-body, .form-control, .form-select, .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item {
            background-color: var(--card-bg) !important;
            color: var(--text) !important;
            border-color: var(--border-dark) !important;
        }
.feature-card i, .feature-card h3, .feature-card p {
            color: var(--text) !important;
        }
/* 确保导航和按钮与首页一致 */
        .navbar-jisu .nav-link {
            color: var(--text);
        }
/* 小标题特别装饰 */
        .about-section-title {
            position: relative;
            display: inline-block;
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
            font-family: var(--font-title);
            color: var(--primary);
        }
.about-section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
/* 数字或图标装饰 */
        .big-icon {
            font-size: 2rem;
            color: var(--accent);
        }
/* 时间线微调 */
        .timeline-jisu .timeline-item {
            background: transparent;
            border-left: 2px solid var(--accent);
        }

/* --- 子页面追加 --- */
/* 确保本页在深色背景下可读，覆盖bootstrap默认白底 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .form-select, .form-label, .input-group-text,
        .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
        .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
            background-color: transparent !important;
            color: var(--text) !important;
            border-color: var(--border-dark) !important;
        }
/* 自定义卡片样式 (不用bootstrap card类，用自家类) */
        .legal-card {
            background: var(--card-bg);
            border: 1px solid var(--border-dark);
            border-radius: 0; /* 与 no-radius 保持一致 */
            padding: 2rem 2rem;
            margin-bottom: 2rem;
            box-shadow: 6px 6px 0px var(--border-dark); /* hard-shadow 风格 */
            transition: transform .15s;
        }
.legal-card:hover {
            transform: translate(-2px, -2px);
            box-shadow: 8px 8px 0px var(--border-dark);
        }
.legal-card h2 {
            font-family: var(--font-title);
            color: var(--primary);
            font-size: 1.75rem;
            font-weight: 700;
            letter-spacing: .5px;
            border-left: 5px solid var(--accent);
            padding-left: 1rem;
            margin-bottom: 1.5rem;
        }
.legal-card p, .legal-card li {
            color: var(--text);
            font-family: var(--font-body);
            line-height: 1.8;
            font-size: .95rem;
        }
.legal-card ul {
            padding-left: 1.2rem;
            list-style-type: square;
        }
.legal-card strong {
            color: var(--white);
            font-weight: 600;
        }
.legal-card a {
            color: var(--accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
.legal-card a:hover {
            color: var(--primary);
        }
.divider-jisu {
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            width: 80px;
            margin: 1.5rem 0 2rem;
            border: none;
        }
.section-legal {
            padding: 4rem 0 5rem;
        }
.page-header-jisu {
            background: var(--bg-light);
            border-bottom: 3px solid var(--border-dark);
            padding: 3rem 0 2.5rem;
            margin-bottom: 2rem;
            position: relative;
            overflow: hidden;
        }
.page-header-jisu::after {
            content: "⚡";
            font-size: 8rem;
            color: rgba(129, 140, 248, 0.08);
            position: absolute;
            right: 2rem;
            top: 0;
            line-height: 1;
            font-family: var(--font-title);
            pointer-events: none;
        }
.page-header-jisu h1 {
            font-family: var(--font-title);
            font-weight: 800;
            color: var(--white);
            font-size: 2.6rem;
            text-shadow: 3px 3px 0 var(--border-dark);
            margin-bottom: .5rem;
            letter-spacing: 1px;
        }
.page-header-jisu .sub-header {
            color: var(--text);
            font-size: 1.1rem;
            font-family: var(--font-body);
            max-width: 700px;
            border-left: 4px solid var(--accent);
            padding-left: 1rem;
            background: rgba(0,0,0,.2);
            padding: .5rem 1rem;
        }
/* 导航高亮当前页 */
        .navbar-jisu .nav-link.active-jisu {
            color: var(--accent) !important;
            font-weight: 700;
            border-bottom: 2px solid var(--accent);
        }
/* 覆盖bootstrap默认导航背景 */
        .navbar-jisu {
            background-color: var(--bg) !important;
            border-bottom: 2px solid var(--border-dark);
        }
.navbar-jisu .navbar-brand,
        .navbar-jisu .nav-link {
            color: var(--text) !important;
        }
.navbar-jisu .nav-link:hover {
            color: var(--primary) !important;
        }
.navbar-toggler i {
            color: var(--primary);
        }
/* 页脚微调 */
        footer .footer-jisu {
            background: var(--border-dark);
            border-top: 3px solid var(--primary);
            color: var(--text);
        }
.footer-jisu a {
            color: var(--accent);
        }

/* --- 子页面追加 --- */
/* 隐私政策页专属样式 — 少量补充，自动合并进站点CSS */
        .privacy-hero {
            position: relative;
            padding: 100px 0 60px;
            background: linear-gradient(135deg, var(--bg) 0%, var(--bg-light) 100%);
        }
.privacy-section {
            background: var(--card-bg);
            border: 1px solid var(--border-dark);
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 1.5rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
.privacy-section:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(129, 140, 248, 0.15);
        }
.privacy-section h2 {
            font-family: var(--font-title);
            color: var(--primary);
            font-size: 1.5rem;
            margin-bottom: 1.25rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid rgba(129, 140, 248, 0.3);
        }
.privacy-section h3 {
            font-family: var(--font-body);
            color: var(--accent);
            font-size: 1.1rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
.privacy-section p, .privacy-section li {
            color: var(--text);
            font-family: var(--font-body);
            font-size: 0.95rem;
            line-height: 1.8;
            opacity: 0.9;
        }
.privacy-section ul {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.privacy-section li {
            margin-bottom: 0.5rem;
            position: relative;
        }
.privacy-section li::marker {
            color: var(--primary);
        }
.privacy-section strong {
            color: var(--primary);
            font-weight: 600;
        }
.privacy-badge {
            display: inline-block;
            background: rgba(129, 140, 248, 0.15);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 1rem;
            border: 1px solid rgba(129, 140, 248, 0.3);
        }
.privacy-update {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            background: rgba(192, 132, 252, 0.1);
            border: 1px solid rgba(192, 132, 252, 0.2);
            border-radius: 8px;
            padding: 1rem 1.25rem;
            margin-top: 2rem;
        }
.privacy-update i {
            color: var(--accent);
            font-size: 1.5rem;
        }
.privacy-update p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--text);
        }
.privacy-contact {
            background: var(--bg);
            border: 1px solid var(--border-dark);
            border-radius: 12px;
            padding: 2rem;
            text-align: center;
            margin-top: 2rem;
        }
.privacy-contact h3 {
            font-family: var(--font-title);
            color: var(--accent);
            margin-bottom: 1rem;
        }
.privacy-contact .btn-jisu {
            margin-top: 0.5rem;
        }
.privacy-section {
                padding: 1.5rem;
            }
.privacy-section h2 {
                font-size: 1.25rem;
            }
.privacy-hero {
                padding: 80px 0 40px;
            }

/* --- 子页面追加 --- */
/* 页面级微调，保持站点风格一致 */
        .contact-hero {
            background: linear-gradient(145deg, var(--bg) 0%, #2a265c 100%);
            border-bottom: 3px solid var(--primary);
        }
.contact-card {
            background: var(--card-bg);
            border: 1px solid var(--border-dark);
            border-radius: 0;
            box-shadow: 6px 6px 0 rgba(0,0,0,0.2);
            padding: 2rem 1.8rem;
            height: 100%;
            transition: transform .15s ease;
        }
.contact-card:hover {
            transform: translate(-2px, -2px);
            box-shadow: 8px 8px 0 rgba(0,0,0,0.3);
        }
.contact-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 1.2rem;
        }
.contact-label {
            font-family: var(--font-title);
            font-weight: 700;
            color: var(--white);
            font-size: 1.3rem;
            letter-spacing: .5px;
        }
.contact-value {
            color: var(--text);
            font-size: 1rem;
            word-break: break-word;
        }
.contact-value a {
            color: var(--accent);
            text-decoration: none;
            border-bottom: 1px dashed var(--accent);
        }
.contact-value a:hover {
            color: var(--white);
            border-bottom-color: var(--white);
        }
.contact-faq-custom {
            border-left: 4px solid var(--primary);
            background: rgba(129, 140, 248, 0.08);
            padding: 1rem 1.5rem;
            margin-bottom: 1rem;
        }
.contact-faq-custom h4 {
            color: var(--white);
            font-family: var(--font-title);
            font-size: 1.15rem;
            margin-bottom: .3rem;
        }
.contact-faq-custom p {
            color: var(--text);
            margin-bottom: 0;
        }
.form-label {
            color: var(--text);
            font-weight: 500;
        }
.form-select {
            background-color: rgba(15, 12, 51, 0.6);
            border: 1px solid var(--border-dark);
            color: var(--text);
            border-radius: 0;
        }
.form-select option {
            background: var(--bg-light);
            color: var(--text);
        }
.contact-meta {
            color: var(--text);
            opacity: .7;
            font-size: .9rem;
        }