:root {
    --primary: #4f46e5;
    --accent: #7c3aed;
    --bg: #f5f3ff;
    --text: #1e1b4b;
    --white: #ffffff;
    --border: #1e1b4b;
    --shadow: 6px 6px 0px rgba(30, 27, 75, 0.9);
    --shadow-sm: 4px 4px 0px rgba(30, 27, 75, 0.8);
    --font-head: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}
* { border-radius: 0 !important; }
body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.5;
}
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-head);
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--text);
}
.navbar {
    background: var(--white);
    border-bottom: 3px solid var(--border);
    box-shadow: 0 4px 0 rgba(30, 27, 75, 0.1);
    padding: 0;
    z-index: 1000;
}
.navbar-brand {
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--primary) !important;
    padding: 0.8rem 1.2rem;
    border-right: 3px solid var(--border);
    letter-spacing: -0.03em;
}
.navbar-brand i {
    margin-right: 6px;
    color: var(--accent);
}
.navbar-toggler {
    border: 2px solid var(--border);
    border-radius: 0 !important;
    margin-right: 1rem;
}
.navbar-nav .nav-link {
    font-weight: 600;
    color: var(--text);
    padding: 1rem 1.2rem !important;
    border-left: 2px solid transparent;
    transition: all 0.15s ease;
}
.navbar-nav .nav-link:hover {
    background: var(--bg);
    border-left-color: var(--primary);
    color: var(--primary);
}
.hero-section {
    position: relative;
    min-height: 92vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('{随机图片}');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    border-bottom: 4px solid var(--border);
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(30, 27, 75, 0.88) 0%, rgba(79, 70, 229, 0.72) 50%, rgba(124, 58, 237, 0.6) 100%);
    z-index: 1;
}
.hero-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.5), transparent 70%);
    filter: blur(60px);
    z-index: 2;
    animation: floatGlow 8s ease-in-out infinite;
}
@keyframes floatGlow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -30px) scale(1.1); }
}
.hero-content {
    position: relative;
    z-index: 3;
    padding: 3rem 2rem;
}
.hero-title {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 900;
    color: var(--white);
    text-shadow: 0 4px 0 rgba(0,0,0,0.2);
    margin-bottom: 1.2rem;
    letter-spacing: -0.04em;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.92);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    font-weight: 400;
    letter-spacing: 0.01em;
}
.hero-btn {
    display: inline-block;
    background: var(--white);
    color: var(--primary);
    font-weight: 800;
    font-size: 1rem;
    padding: 0.9rem 2.5rem;
    border: 3px solid var(--border);
    box-shadow: var(--shadow);
    text-decoration: none;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.hero-btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(124, 58, 237, 0.3), transparent);
    transition: left 0.5s ease;
    z-index: -1;
}
.hero-btn:hover {
    transform: translate(-3px, -3px);
    box-shadow: 10px 10px 0px rgba(30, 27, 75, 0.9);
    color: var(--accent);
}
.hero-btn:hover::before {
    left: 100%;
}
.section-block {
    padding: 4.5rem 0;
    border-bottom: 3px solid var(--border);
}
.section-title-wrap {
    margin-bottom: 3rem;
}
.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    background: var(--white);
    border: 2px solid var(--border);
    padding: 0.3rem 1rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1rem;
}
.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
}
.section-desc {
    color: rgba(30, 27, 75, 0.7);
    font-size: 1rem;
    max-width: 700px;
}
.compare-section {
    background: var(--white);
}
.table-wrap {
    overflow-x: auto;
    border: 3px solid var(--border);
    box-shadow: var(--shadow);
    background: var(--white);
}
.table-comparison {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}
.table-comparison th, .table-comparison td {
    border: 2px solid var(--border);
    padding: 1rem 1.2rem;
    text-align: center;
    font-size: 0.92rem;
}
.table-comparison thead th {
    background: var(--text);
    color: var(--white);
    font-weight: 800;
    font-size: 1rem;
}
.table-comparison .col-highlight {
    background: var(--bg);
    border-left: 4px solid var(--primary);
    border-right: 4px solid var(--primary);
}
.table-comparison .col-brand {
    background: var(--primary);
    color: var(--white);
}
.table-comparison td.col-brand {
    font-weight: 700;
}
.table-comparison .fa-check {
    color: var(--primary);
}
.table-comparison .fa-times {
    color: #dc2626;
}
.table-comparison .fa-minus {
    color: #9ca3af;
}
.features-section {
    background: var(--bg);
}
.features-tabs {
    border: 3px solid var(--border);
    box-shadow: var(--shadow);
    background: var(--white);
    padding: 0;
}
.nav-tabs-feat {
    display: flex;
    flex-wrap: wrap;
    border-bottom: 3px solid var(--border);
    background: var(--white);
}
.nav-tabs-feat button {
    flex: 1;
    background: var(--white);
    border: none;
    border-right: 2px solid var(--border);
    padding: 1rem 1.5rem;
    font-weight: 800;
    font-size: 0.95rem;
    color: var(--text);
    transition: all 0.15s ease;
    min-width: 140px;
    text-align: center;
}
.nav-tabs-feat button:last-child {
    border-right: none;
}
.nav-tabs-feat button.active {
    background: var(--primary);
    color: var(--white);
}
.nav-tabs-feat button:hover:not(.active) {
    background: var(--bg);
    color: var(--primary);
}
.tab-pane {
    padding: 2rem;
    background: var(--white);
}
.feature-item {
    display: flex;
    gap: 1.2rem;
    padding: 1.2rem 0;
    border-bottom: 2px dashed rgba(30, 27, 75, 0.2);
}
.feature-item:last-child {
    border-bottom: none;
}
.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border: 2px solid var(--border);
    box-shadow: 3px 3px 0px rgba(30, 27, 75, 0.3);
    font-size: 1.2rem;
    color: var(--primary);
}
.feature-text h5 {
    font-weight: 800;
    font-size: 1.05rem;
    margin-bottom: 0.3rem;
}
.feature-text p {
    color: rgba(30, 27, 75, 0.7);
    font-size: 0.9rem;
    margin-bottom: 0;
}
.history-section {
    background: var(--white);
}
.timeline {
    position: relative;
    padding-left: 2.5rem;
    border-left: 4px solid var(--primary);
    margin-left: 1rem;
}
.timeline-item {
    position: relative;
    padding-bottom: 2.5rem;
    padding-left: 1.5rem;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.85rem;
    top: 0.25rem;
    width: 18px;
    height: 18px;
    background: var(--white);
    border: 4px solid var(--primary);
    box-shadow: 0 0 0 4px var(--bg);
    z-index: 1;
}
.timeline-item::after {
    content: '';
    position: absolute;
    left: -2.35rem;
    top: 0.75rem;
    width: 6px;
    height: 6px;
    background: var(--accent);
}
.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    background: var(--bg);
    display: inline-block;
    padding: 0.2rem 0.8rem;
    border: 2px solid var(--border);
    margin-bottom: 0.5rem;
}
.timeline-title {
    font-weight: 800;
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}
.timeline-desc {
    color: rgba(30, 27, 75, 0.75);
    font-size: 0.92rem;
}
.faq-section {
    background: var(--bg);
}
.accordion-item {
    border: 3px solid var(--border);
    margin-bottom: 1.2rem;
    box-shadow: var(--shadow-sm);
    background: var(--white);
}
.accordion-button {
    font-weight: 800;
    font-size: 1rem;
    padding: 1.2rem 1.5rem;
    background: var(--white);
    color: var(--text);
    border: none;
    box-shadow: none !important;
}
.accordion-button:not(.collapsed) {
    background: var(--bg);
    color: var(--primary);
}
.accordion-button:focus {
    box-shadow: none !important;
}
.accordion-body {
    padding: 1.2rem 1.5rem;
    border-top: 2px solid var(--border);
    background: var(--white);
    color: rgba(30, 27, 75, 0.8);
    font-size: 0.92rem;
    line-height: 1.7;
}
.cta-section {
    background: var(--text);
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.4), transparent 70%);
    filter: blur(50px);
}
.cta-section::after {
    content: '';
    position: absolute;
    bottom: -80px; left: 20%;
    width: 250px; height: 250px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.5), transparent 70%);
    filter: blur(60px);
}
.cta-box {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 3rem 1rem;
}
.cta-title {
    color: var(--white);
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}
.cta-text {
    color: rgba(255,255,255,0.8);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    font-size: 1.05rem;
}
.cta-btn {
    display: inline-block;
    background: var(--primary);
    color: var(--white);
    font-weight: 800;
    padding: 0.9rem 2.5rem;
    border: 3px solid var(--white);
    box-shadow: 6px 6px 0px rgba(0,0,0,0.3);
    text-decoration: none;
    transition: all 0.25s ease;
    position: relative;
    overflow: hidden;
}
.cta-btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}
.cta-btn:hover {
    transform: translate(-3px, -3px);
    box-shadow: 9px 9px 0px rgba(0,0,0,0.35);
    color: var(--white);
    background: var(--accent);
}
.cta-btn:hover::before {
    left: 100%;
}
.friend-links {
    background: var(--white);
    border-bottom: 3px solid var(--border);
    padding: 3rem 0;
}
.friend-links-title {
    font-weight: 800;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.5rem;
}
.friend-links-title i {
    color: var(--primary);
}
.friend-links-content {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    background: var(--bg);
    border: 2px solid var(--border);
    padding: 1rem 1.5rem;
    display: inline-block;
    box-shadow: var(--shadow-sm);
}
.footer-section {
    background: var(--text);
    color: rgba(255,255,255,0.7);
    padding: 3rem 0 2rem;
    border-top: 4px solid var(--primary);
}
.footer-title {
    color: var(--white);
    font-weight: 800;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 0.5rem;
}
.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.15s ease;
}
.footer-links a:hover {
    color: var(--white);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.15);
    padding-top: 1.5rem;
    margin-top: 2rem;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}
.footer-bottom .domain-text {
    font-family: var(--font-mono);
    font-weight: 600;
    color: rgba(255,255,255,0.7);
}
.img-lazy {
    opacity: 0;
    transition: opacity 0.5s ease;
    background: linear-gradient(135deg, #e0e7ff, #ddd6fe);
    min-height: 50px;
}
.img-lazy.loaded {
    opacity: 1;
}
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.2rem;
        border-right: none;
    }
    .hero-section {
        background-attachment: scroll;
    }
    .hero-title {
        font-size: 2.2rem;
    }
    .section-title {
        font-size: 1.8rem;
    }
    .nav-tabs-feat {
        flex-direction: column;
    }
    .nav-tabs-feat button {
        border-right: none;
        border-bottom: 2px solid var(--border);
    }
    .nav-tabs-feat button:last-child {
        border-bottom: none;
    }
    .timeline {
        padding-left: 1.5rem;
    }
    .timeline-item::before {
        left: -2.1rem;
        width: 14px;
        height: 14px;
    }
    .timeline-item::after {
        left: -1.7rem;
    }
    .table-comparison {
        font-size: 0.8rem;
    }
    .table-comparison th, .table-comparison td {
        padding: 0.8rem;
    }
}

/* --- 子页面追加 --- */
/* 本页专属微调样式 */
        .about-hero {
            background: linear-gradient(135deg, var(--bg) 0%, #e8e5ff 50%, var(--bg) 100%);
            border-bottom: 3px solid var(--border);
            position: relative;
            overflow: hidden;
        }
.about-hero::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: rgba(124, 58, 237, 0.08);
            border-radius: 50%;
            z-index: 0;
        }
.about-hero .hero-content {
            position: relative;
            z-index: 1;
        }
.about-card {
            background: var(--white);
            border: 2px solid var(--border);
            border-radius: 12px;
            padding: 2rem;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
.about-card:hover {
            transform: translate(-2px, -2px);
            box-shadow: var(--shadow);
        }
.about-card i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
.about-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.75rem;
        }
.about-card p {
            font-size: 0.9rem;
            color: var(--text);
            opacity: 0.8;
            line-height: 1.6;
            margin-bottom: 0;
        }
.timeline-custom {
            position: relative;
            padding-left: 2rem;
        }
.timeline-custom::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--primary), var(--accent));
            border-radius: 3px;
        }
.timeline-custom .timeline-item {
            position: relative;
            margin-bottom: 2rem;
        }
.timeline-custom .timeline-item::before {
            content: '';
            position: absolute;
            left: -2rem;
            top: 0.25rem;
            width: 1rem;
            height: 1rem;
            background: var(--white);
            border: 3px solid var(--primary);
            border-radius: 50%;
        }
.timeline-custom .timeline-year {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.25rem;
        }
.timeline-custom .timeline-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
        }
.timeline-custom .timeline-desc {
            font-size: 0.9rem;
            color: var(--text);
            opacity: 0.8;
            line-height: 1.6;
        }
.philosophy-block {
            background: var(--white);
            border-left: 4px solid var(--primary);
            padding: 1.25rem 1.5rem;
            margin-bottom: 1rem;
            border-radius: 0 8px 8px 0;
            box-shadow: var(--shadow-sm);
        }
.philosophy-block h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 0.5rem;
        }
.philosophy-block p {
            font-size: 0.9rem;
            color: var(--text);
            opacity: 0.85;
            line-height: 1.6;
            margin-bottom: 0;
        }
.stats-number {
            font-family: var(--font-mono);
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
.stats-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text);
            opacity: 0.7;
            margin-top: 0.5rem;
        }

/* --- 子页面追加 --- */
/* 免责声明页专属样式 */
        .disclaimer-hero {
            padding: 120px 0 60px;
            background: var(--bg);
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(79, 70, 229, 0.08) 0%, transparent 70%);
            border-radius: 50%;
        }
.disclaimer-content {
            padding: 40px 0 80px;
            background: var(--bg);
        }
.disclaimer-card {
            background: var(--white);
            border: 2px solid var(--border);
            border-radius: 12px;
            padding: 32px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
.disclaimer-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
.disclaimer-card h2 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.disclaimer-card h2 i {
            font-size: 1.2rem;
            color: var(--accent);
        }
.disclaimer-card p, .disclaimer-card li {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
        }
.disclaimer-card ul {
            padding-left: 20px;
            margin-bottom: 12px;
        }
.disclaimer-card li {
            margin-bottom: 8px;
        }
.highlight-box {
            background: rgba(79, 70, 229, 0.05);
            border-left: 4px solid var(--primary);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 16px 0;
        }
.highlight-box p {
            margin-bottom: 0;
            font-style: italic;
        }
.last-updated {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            color: var(--primary);
            background: rgba(79, 70, 229, 0.08);
            padding: 4px 12px;
            border-radius: 6px;
            display: inline-block;
            margin-bottom: 24px;
        }
.disclaimer-hero {
                padding: 100px 0 40px;
            }
.disclaimer-card {
                padding: 24px;
            }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .privacy-hero {
            background: linear-gradient(135deg, var(--bg) 0%, #e0e7ff 100%);
            padding: 5rem 0 3rem;
            border-bottom: 3px solid var(--border);
        }
.privacy-section {
            padding: 3.5rem 0;
            border-bottom: 2px dashed rgba(30, 27, 75, 0.15);
        }
.privacy-section:last-of-type {
            border-bottom: none;
        }
.privacy-section .section-tag {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            padding: 0.3rem 1rem;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            border-radius: 2px;
            margin-bottom: 1.2rem;
        }
.privacy-section h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.8rem;
        }
.privacy-section h2::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 4px;
            background: var(--accent);
        }
.privacy-section p, .privacy-section li {
            color: rgba(30, 27, 75, 0.85);
            line-height: 1.8;
            font-size: 0.95rem;
        }
.privacy-section ul {
            padding-left: 1.2rem;
        }
.privacy-section ul li {
            margin-bottom: 0.6rem;
            position: relative;
        }
.privacy-section ul li::marker {
            color: var(--primary);
        }
.privacy-card {
            background: var(--white);
            border: 2px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 2rem;
            border-radius: 8px;
            margin-bottom: 1.5rem;
        }
.privacy-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
.privacy-card h3 i {
            color: var(--primary);
        }
.privacy-card p {
            margin-bottom: 0.8rem;
        }
.privacy-update {
            background: var(--primary);
            color: var(--white);
            padding: 0.4rem 1rem;
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: 2px;
            margin-bottom: 1.5rem;
        }
.privacy-contact {
            background: var(--white);
            border: 3px solid var(--border);
            box-shadow: var(--shadow);
            padding: 2.5rem;
            border-radius: 8px;
            text-align: center;
            margin-top: 2rem;
        }
.privacy-contact h3 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 1rem;
        }
.privacy-contact p {
            color: rgba(30, 27, 75, 0.8);
            margin-bottom: 1.5rem;
        }
.privacy-contact .hero-btn {
            display: inline-block;
        }
.privacy-hero {
                padding: 3.5rem 0 2rem;
            }
.privacy-section h2 {
                font-size: 1.4rem;
            }
.privacy-card {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
/* 排行榜页面专属样式 */
        .rank-header {
            background: var(--primary);
            color: var(--white);
            padding: 60px 0 40px;
            border-bottom: 4px solid var(--border);
            position: relative;
            overflow: hidden;
        }
.rank-header::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255,255,255,0.05);
            border-radius: 50%;
        }
.rank-header h1 {
            font-family: var(--font-head);
            font-weight: 900;
            font-size: 2.8rem;
            margin-bottom: 10px;
        }
.rank-header p {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 700px;
        }
.rank-section {
            padding: 60px 0;
        }
.rank-tabs {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 40px;
            border-bottom: 3px solid var(--border);
            padding-bottom: 16px;
        }
.rank-tab {
            padding: 10px 24px;
            font-weight: 700;
            font-family: var(--font-head);
            background: var(--bg);
            border: 2px solid var(--border);
            box-shadow: var(--shadow-sm);
            cursor: pointer;
            transition: all 0.2s;
            color: var(--text);
            text-decoration: none;
        }
.rank-tab:hover, .rank-tab.active {
            background: var(--primary);
            color: var(--white);
            transform: translate(-2px, -2px);
            box-shadow: 4px 4px 0px rgba(30, 27, 75, 0.9);
        }
.rank-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
.rank-item {
            display: flex;
            align-items: center;
            background: var(--white);
            border: 3px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 20px 24px;
            gap: 24px;
            transition: all 0.2s;
        }
.rank-item:hover {
            transform: translate(-3px, -3px);
            box-shadow: 6px 6px 0px rgba(30, 27, 75, 0.9);
        }
.rank-number {
            font-family: var(--font-head);
            font-weight: 900;
            font-size: 2.5rem;
            color: var(--primary);
            min-width: 60px;
            text-align: center;
        }
.rank-item:nth-child(1) .rank-number {
            color: #f59e0b;
        }
.rank-item:nth-child(2) .rank-number {
            color: #94a3b8;
        }
.rank-item:nth-child(3) .rank-number {
            color: #b45309;
        }
.rank-info {
            flex: 1;
        }
.rank-info h3 {
            font-family: var(--font-head);
            font-weight: 800;
            font-size: 1.4rem;
            margin-bottom: 6px;
            color: var(--text);
        }
.rank-info .rank-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: #6b7280;
        }
.rank-info .rank-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
.rank-info .rank-desc {
            margin-top: 8px;
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.6;
        }
.rank-score {
            text-align: center;
            padding: 12px 20px;
            background: var(--bg);
            border: 2px solid var(--border);
        }
.rank-score .score-num {
            font-family: var(--font-head);
            font-weight: 900;
            font-size: 2rem;
            color: var(--primary);
        }
.rank-score .score-label {
            font-size: 0.8rem;
            color: #6b7280;
            letter-spacing: 1px;
        }
.rank-trend {
            font-size: 0.9rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 4px;
        }
.trend-up { color: #10b981; }
.trend-down { color: #ef4444; }
.trend-steady { color: #6b7280; }
.rank-header h1 { font-size: 2rem; }
.rank-item { flex-direction: column; align-items: flex-start; gap: 12px; }
.rank-number { font-size: 1.8rem; min-width: auto; }
.rank-score { align-self: flex-end; }
.rank-tabs { gap: 8px; }
.rank-tab { padding: 8px 16px; font-size: 0.9rem; }

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