:root{
    --primary:#0891b2;
    --accent:#0ea5e9;
    --bg:#ecfeff;
    --text:#083344;
    --border:#0891b2;
    --border-light:rgba(8,145,178,0.25);
}
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
body{
    background:var(--bg);
    color:var(--text);
    font-family:'Noto Sans SC','Inter',system-ui,-apple-system,sans-serif;
    font-size:14px;
    line-height:1.7;
    position:relative;
}
/* 顶部噪点纹理 */
body::before{
    content:'';
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    pointer-events:none;
    z-index:9999;
    opacity:0.035;
    background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}
h1,h2,h3,h4,.font-serif{
    font-family:'Noto Serif SC','Source Han Serif SC','Songti SC',serif;
    font-weight:700;
    color:var(--text);
}
a{
    color:var(--primary);
    text-decoration:none;
    transition:color 0.2s;
}
a:hover{
    color:var(--accent);
}
/* 导航 */
.navbar{
    background:rgba(236,254,255,0.92);
    backdrop-filter:blur(12px);
    border-bottom:1px solid var(--border-light);
    padding:0.6rem 0;
    z-index:1000;
}
.navbar-brand{
    font-family:'Noto Serif SC',serif;
    font-size:1.5rem;
    font-weight:900;
    color:var(--primary) !important;
    letter-spacing:2px;
}
.navbar-brand i{
    color:var(--primary);
    margin-right:4px;
}
.navbar-nav .nav-link{
    color:var(--text);
    font-weight:500;
    padding:0.5rem 1rem !important;
    font-size:0.9rem;
}
.navbar-nav .nav-link:hover{
    color:var(--primary);
}
.navbar-toggler{
    border-color:var(--border-light);
}
.navbar-toggler:focus{
    box-shadow:none;
}
/* Hero */
.hero{
    padding:120px 0 100px;
    position:relative;
    border-bottom:1px solid var(--border-light);
    background:linear-gradient(180deg,rgba(236,254,255,0) 0%,var(--bg) 100%);
}
.hero .container{
    position:relative;
    z-index:2;
}
.hero h1{
    font-size:3.2rem;
    font-weight:900;
    line-height:1.15;
    margin-bottom:1.2rem;
    letter-spacing:1px;
}
.hero h1 .highlight{
    color:var(--primary);
}
.hero .subtitle{
    font-size:1.1rem;
    color:rgba(8,51,68,0.75);
    max-width:560px;
    margin-bottom:2rem;
    font-weight:300;
}
.hero .btn-primary{
    background:var(--primary);
    border:1px solid var(--primary);
    border-radius:0;
    padding:0.75rem 2rem;
    font-weight:600;
    font-size:0.9rem;
    letter-spacing:0.5px;
    transition:all 0.25s;
}
.hero .btn-primary:hover{
    background:var(--accent);
    border-color:var(--accent);
    transform:translateY(-2px);
}
.hero .btn-outline{
    background:transparent;
    border:1px solid var(--primary);
    color:var(--primary);
    border-radius:0;
    padding:0.75rem 2rem;
    font-weight:600;
    font-size:0.9rem;
    letter-spacing:0.5px;
    margin-left:1rem;
    transition:all 0.25s;
}
.hero .btn-outline:hover{
    background:var(--primary);
    color:#fff;
    transform:translateY(-2px);
}
/* 通用区块 */
.section{
    padding:80px 0;
    border-bottom:1px solid var(--border-light);
}
.section-title{
    font-size:1.8rem;
    font-weight:800;
    margin-bottom:0.5rem;
    position:relative;
    display:inline-block;
}
.section-title::after{
    content:'';
    position:absolute;
    bottom:-6px;
    left:0;
    width:40px;
    height:3px;
    background:var(--primary);
}
.section-subtitle{
    color:rgba(8,51,68,0.6);
    margin-bottom:2.5rem;
    font-size:0.95rem;
    font-weight:300;
}
/* 统计 */
.stats{
    padding:50px 0;
    border-bottom:1px solid var(--border-light);
}
.stat-item{
    text-align:center;
    padding:1rem;
}
.stat-item .number{
    font-family:'Noto Serif SC',serif;
    font-size:2.8rem;
    font-weight:900;
    color:var(--primary);
    line-height:1.2;
}
.stat-item .label{
    color:rgba(8,51,68,0.7);
    font-size:0.85rem;
    letter-spacing:1px;
    margin-top:0.3rem;
}
/* 时间线 */
.timeline{
    position:relative;
    padding-left:2.5rem;
    margin-top:1.5rem;
}
.timeline::before{
    content:'';
    position:absolute;
    left:12px;
    top:0;
    bottom:0;
    width:1px;
    background:var(--primary);
}
.timeline-item{
    position:relative;
    margin-bottom:2.2rem;
}
.timeline-item::before{
    content:'';
    position:absolute;
    left:-2.2rem;
    top:6px;
    width:14px;
    height:14px;
    border:2px solid var(--primary);
    background:var(--bg);
    border-radius:50%;
    z-index:1;
}
.timeline-item .step-label{
    font-size:0.75rem;
    font-weight:700;
    color:var(--primary);
    letter-spacing:1px;
    text-transform:uppercase;
    margin-bottom:0.3rem;
}
.timeline-item h4{
    font-size:1.1rem;
    margin-bottom:0.4rem;
}
.timeline-item p{
    color:rgba(8,51,68,0.7);
    font-size:0.9rem;
    max-width:480px;
}
/* 特色标签页 */
.feature-tabs{
    margin-top:1rem;
}
.feature-tabs .nav-tabs{
    border-bottom:1px solid var(--border-light);
}
.feature-tabs .nav-link{
    border:none;
    border-bottom:2px solid transparent;
    border-radius:0;
    color:var(--text);
    font-weight:600;
    font-size:0.9rem;
    padding:0.8rem 1.5rem;
    background:transparent;
}
.feature-tabs .nav-link:hover{
    border-color:var(--primary);
    color:var(--primary);
}
.feature-tabs .nav-link.active{
    background:transparent;
    border-bottom:2px solid var(--primary);
    color:var(--primary);
}
.feature-content{
    padding:2rem 0 0.5rem;
}
.feature-card{
    border:1px solid var(--border-light);
    padding:1.5rem;
    background:rgba(255,255,255,0.35);
    transition:transform 0.25s ease, border-color 0.25s ease;
    height:100%;
}
.feature-card:hover{
    transform:scale(1.02);
    border-color:var(--primary);
}
.feature-card i{
    font-size:1.6rem;
    color:var(--primary);
    margin-bottom:1rem;
}
.feature-card h5{
    font-size:1rem;
    margin-bottom:0.5rem;
    font-weight:700;
}
.feature-card p{
    font-size:0.85rem;
    color:rgba(8,51,68,0.7);
    margin-bottom:0;
}
/* FAQ */
.faq-item{
    border-bottom:1px solid var(--border-light);
    padding:1.2rem 0;
}
.faq-item:last-child{
    border-bottom:none;
}
.faq-item summary{
    font-weight:600;
    font-size:1rem;
    cursor:pointer;
    list-style:none;
    display:flex;
    align-items:center;
    gap:0.8rem;
    transition:color 0.2s;
}
.faq-item summary:hover{
    color:var(--primary);
}
.faq-item summary::before{
    content:'\f059';
    font-family:'Font Awesome 6 Free';
    font-weight:900;
    color:var(--primary);
    font-size:0.85rem;
}
.faq-item summary::-webkit-details-marker{
    display:none;
}
.faq-item p{
    margin-top:0.8rem;
    padding-left:2rem;
    color:rgba(8,51,68,0.7);
    font-size:0.9rem;
}
/* CTA */
.cta-section{
    padding:100px 0;
    text-align:center;
    border-bottom:1px solid var(--border-light);
}
.cta-section h2{
    font-size:2.2rem;
    margin-bottom:1rem;
}
.cta-section p{
    max-width:480px;
    margin:0 auto 2rem;
    color:rgba(8,51,68,0.7);
    font-size:0.95rem;
}
.cta-section .btn-cta{
    background:var(--primary);
    color:#fff;
    border:1px solid var(--primary);
    border-radius:0;
    padding:0.9rem 3rem;
    font-size:1rem;
    font-weight:700;
    letter-spacing:1px;
    transition:all 0.3s;
    display:inline-block;
}
.cta-section .btn-cta:hover{
    background:var(--accent);
    border-color:var(--accent);
    transform:translateY(-3px);
    color:#fff;
}
/* 友情链接 */
.friend-links{
    padding:40px 0;
    border-bottom:1px solid var(--border-light);
    background:rgba(8,145,178,0.03);
}
.friend-links .links-title{
    font-size:0.85rem;
    font-weight:700;
    color:var(--primary);
    letter-spacing:1px;
    text-transform:uppercase;
    margin-bottom:0.8rem;
}
.friend-links a{
    color:rgba(8,51,68,0.6);
    font-size:0.85rem;
    margin-right:1.5rem;
    transition:color 0.2s;
}
.friend-links a:hover{
    color:var(--primary);
}
/* 页脚 */
.footer{
    padding:40px 0;
    background:var(--bg);
}
.footer .brand{
    font-family:'Noto Serif SC',serif;
    font-size:1.3rem;
    font-weight:900;
    color:var(--primary);
}
.footer .copyright{
    color:rgba(8,51,68,0.5);
    font-size:0.8rem;
    margin-top:0.5rem;
}
.footer .footer-links{
    margin-top:0.5rem;
}
.footer .footer-links a{
    color:rgba(8,51,68,0.6);
    font-size:0.8rem;
    margin-right:1.2rem;
}
/* 视差背景 */
.parallax-bg{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:120%;
    z-index:1;
    background:url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%230891b2' stroke-width='0.6' opacity='0.15'%3E%3Ccircle cx='20' cy='20' r='2'/%3E%3Ccircle cx='60' cy='50' r='1.5'/%3E%3Ccircle cx='40' cy='70' r='2'/%3E%3Ccircle cx='10' cy='60' r='1'/%3E%3Ccircle cx='70' cy='15' r='1.5'/%3E%3Cpath d='M30 10h2M50 30v2M20 50h2M55 65v2' stroke-width='1'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat:repeat;
    pointer-events:none;
}
/* 移动端适配 */
@media(max-width:768px){
    .hero{
        padding:80px 0 60px;
    }
    .hero h1{
        font-size:2.2rem;
    }
    .hero .subtitle{
        font-size:1rem;
    }
    .hero .btn-outline{
        margin-left:0;
        margin-top:0.8rem;
    }
    .section{
        padding:60px 0;
    }
    .section-title{
        font-size:1.5rem;
    }
    .stat-item .number{
        font-size:2.2rem;
    }
    .timeline{
        padding-left:2rem;
    }
    .feature-tabs .nav-link{
        padding:0.6rem 0.8rem;
        font-size:0.8rem;
    }
    .cta-section h2{
        font-size:1.8rem;
    }
    .friend-links a{
        display:inline-block;
        margin-bottom:0.4rem;
    }
}

/* --- 子页面追加 --- */
/* 确保任何意外使用到的bootstrap组件都继承主题色 */
        .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-light) !important;
        }
.navbar-brand, .navbar-nav .nav-link {
            color: var(--text) !important;
        }
.navbar-nav .nav-link.active {
            color: var(--primary) !important;
            font-weight: 700;
        }
.navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='rgba(8, 145, 178, 0.8)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
        }
/* 任何卡片或列表如果使用了Bootstrap类，统一覆盖 */
        .list-group-item {
            background: rgba(8, 145, 178, 0.02) !important;
            border: 1px solid var(--border-light) !important;
        }
.footer a {
            color: var(--primary);
        }
/* 确保所有标题、正文都使用主题色 */
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Noto Sans SC', 'Inter', system-ui, -apple-system, sans-serif;
        }
h1, h2, h3, h4, h5 {
            color: var(--text);
        }
/* 一些小细节 */
        .about-hero {
            background: linear-gradient(135deg, rgba(8,145,178,0.05) 0%, rgba(14,165,233,0.05) 100%);
        }
.timeline-item h3 {
            color: var(--primary);
        }

/* --- 子页面追加 --- */
.disclaimer-hero { background: linear-gradient(135deg, var(--bg) 0%, #e0f7fa 50%, var(--bg) 100%); padding: 80px 0 40px; border-bottom: 1px solid var(--border-light); }
.disclaimer-hero h1 { font-size: 2.6rem; font-weight: 800; color: var(--text); margin-bottom: 1rem; }
.disclaimer-hero .lead { color: #0e7490; font-size: 1.15rem; max-width: 800px; }
.disclaimer-section { padding: 50px 0; border-bottom: 1px solid var(--border-light); }
.disclaimer-section:last-of-type { border-bottom: none; }
.disclaimer-section h2 { color: var(--primary); font-weight: 700; font-size: 1.7rem; margin-bottom: 1.2rem; display: flex; align-items: center; gap: 10px; }
.disclaimer-section h2 i { color: var(--accent); font-size: 1.4rem; }
.disclaimer-section p, .disclaimer-section li { color: var(--text); opacity: 0.88; line-height: 1.9; font-size: 1rem; }
.disclaimer-section ul { padding-left: 1.5rem; }
.disclaimer-section ul li { margin-bottom: 0.6rem; }
.notice-box { background: rgba(14, 165, 233, 0.06); border-left: 4px solid var(--accent); padding: 20px 25px; border-radius: 0 12px 12px 0; margin: 25px 0; }
.notice-box p { margin: 0; }
.last-updated { color: var(--primary); font-size: 0.9rem; font-weight: 500; margin-top: 10px; }
.disclaimer-footer { padding: 30px 0 60px; }

/* --- 子页面追加 --- */
/* 隐私政策页面专属样式 */
        .privacy-hero {
            padding: 80px 0 60px;
            background: linear-gradient(135deg, var(--bg) 0%, #ffffff 100%);
            border-bottom: 1px solid var(--border-light);
        }
.privacy-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 16px;
        }
.privacy-hero .privacy-meta {
            color: var(--text);
            opacity: 0.7;
            font-size: 0.95rem;
        }
.privacy-section {
            padding: 60px 0;
            border-bottom: 1px solid var(--border-light);
        }
.privacy-section:last-child {
            border-bottom: none;
        }
.privacy-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 12px;
            position: relative;
        }
.privacy-section h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
.privacy-section h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin: 24px 0 12px;
        }
.privacy-section p {
            line-height: 1.8;
            margin-bottom: 16px;
            color: var(--text);
        }
.privacy-section ul {
            padding-left: 20px;
            margin-bottom: 16px;
        }
.privacy-section ul li {
            margin-bottom: 8px;
            line-height: 1.7;
            position: relative;
            padding-left: 8px;
        }
.privacy-section ul li::before {
            content: '›';
            position: absolute;
            left: -12px;
            color: var(--accent);
            font-weight: bold;
        }
.privacy-badge {
            display: inline-block;
            background: var(--bg);
            color: var(--primary);
            border: 1px solid var(--border);
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 16px;
        }
.privacy-table {
            width: 100%;
            margin: 20px 0;
            border-collapse: separate;
            border-spacing: 0;
            border-radius: 8px;
            overflow: hidden;
            border: 1px solid var(--border-light);
        }
.privacy-table th {
            background: var(--bg);
            color: var(--primary);
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
            border-bottom: 2px solid var(--border);
        }
.privacy-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-light);
            background: rgba(255,255,255,0.02);
        }
.privacy-table tr:last-child td {
            border-bottom: none;
        }
.privacy-callout {
            background: var(--bg);
            border-left: 4px solid var(--accent);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
        }
.privacy-callout p {
            margin-bottom: 0;
            font-size: 0.95rem;
        }
.privacy-contact {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 16px;
            padding: 12px 16px;
            background: rgba(8,145,178,0.05);
            border-radius: 8px;
        }
.privacy-contact i {
            color: var(--accent);
            font-size: 1.2rem;
        }
.privacy-contact a {
            color: var(--primary);
            text-decoration: underline;
        }
.update-date {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 0.85rem;
            margin-bottom: 20px;
        }
.privacy-hero {
                padding: 60px 0 40px;
            }
.privacy-hero h1 {
                font-size: 1.8rem;
            }
.privacy-section {
                padding: 40px 0;
            }
.privacy-section h2 {
                font-size: 1.3rem;
            }

/* --- 子页面追加 --- */
/* 青青草网站站点基础变量 (确保与首页一致) */
        :root {
            --primary: #0891b2;
            --accent: #0ea5e9;
            --bg: #ecfeff;
            --text: #083344;
            --border: #0891b2;
            --border-light: rgba(8, 145, 178, 0.25);
        }
/* 排行榜卡片/表格重置为深青色系，避免白块 */
        .rank-card, .rank-table, .rank-table th, .rank-table td,
        .list-group-item, .table-hover tbody tr:hover {
            background-color: rgba(236, 254, 255, 0.7) !important;
            color: var(--text) !important;
            border-color: var(--border-light) !important;
        }
.rank-card {
            background: rgba(255, 255, 255, 0.35) !important;
            backdrop-filter: blur(4px);
            border: 1px solid var(--border-light);
            border-radius: 1.5rem;
        }
.rank-table {
            --bs-table-bg: transparent;
            border-color: var(--border-light);
        }
.rank-table thead th {
            background-color: rgba(8, 145, 178, 0.15) !important;
            color: var(--text);
            border-bottom: 2px solid var(--border-light);
            font-weight: 600;
        }
.rank-table tbody tr {
            transition: background .2s;
        }
.rank-table tbody tr:hover {
            background-color: rgba(8, 145, 178, 0.1) !important;
        }
/* 徽章/标签颜色统一 */
        .badge-rank {
            background-color: var(--primary);
            color: white;
            padding: 0.4em 0.7em;
            border-radius: 2rem;
            font-size: 0.8rem;
        }
.btn-outline-mengfan {
            border-color: var(--primary);
            color: var(--primary);
        }
.btn-outline-mengfan:hover {
            background-color: var(--primary);
            color: #fff;
        }
/* 小标题强调色 */
        .section-title span {
            border-bottom: 3px solid var(--accent);
            padding-bottom: 0.2rem;
        }

/* --- 子页面追加 --- */
/* 本页专属小样式，自动合并进站点 CSS */
        .guide-step {
            background: rgba(255,255,255,0.06);
            border: 1px solid var(--border-light);
            border-radius: 16px;
            padding: 28px;
            margin-bottom: 24px;
            transition: transform .3s ease, box-shadow .3s ease;
        }
.guide-step:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 30px rgba(8,145,178,0.15);
        }
.guide-step .step-num {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            width: 40px;
            height: 40px;
            line-height: 40px;
            text-align: center;
            border-radius: 50%;
            margin-bottom: 16px;
        }
.guide-tip {
            background: rgba(14,165,233,0.1);
            border-left: 4px solid var(--accent);
            padding: 14px 18px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
            font-size: .95rem;
        }
.shortcut-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 16px;
            margin-top: 24px;
        }
.shortcut-item {
            background: rgba(8,145,178,0.08);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 18px;
            text-align: center;
            transition: all .3s ease;
        }
.shortcut-item:hover {
            background: rgba(8,145,178,0.15);
            transform: translateY(-2px);
        }
.shortcut-item i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
            display: block;
        }
.shortcut-item h5 {
            font-size: 1rem;
            margin-bottom: 6px;
            color: var(--text);
        }
.shortcut-item p {
            font-size: .85rem;
            color: var(--text);
            opacity: .75;
            margin: 0;
        }
.table-container {
            overflow-x: auto;
            margin-top: 24px;
        }
.custom-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            font-size: .95rem;
        }
.custom-table thead th {
            background: rgba(8,145,178,0.15);
            color: var(--primary);
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
            border-bottom: 2px solid var(--primary);
            white-space: nowrap;
        }
.custom-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text);
        }
.custom-table tbody tr:hover {
            background: rgba(8,145,178,0.04);
        }
.badge-custom {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: .75rem;
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 600;
        }
.badge-custom-light {
            background: rgba(8,145,178,0.15);
            color: var(--primary);
        }