:root {
            --main: #6d5dfc;
            --accent: #22d3ee;
            --bg: #0f1020;
            --text: #e8eaf6;
            --card-bg: #1c1e35;
            --border: #2e3150;
            --hard-shadow: 8px 8px 0 rgba(0, 0, 0, 0.6);
        }
        * { border-radius: 0 !important; }
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Inter', sans-serif;
            line-height: 1.7;
            letter-spacing: 0.2px;
        }
        h1,h2,h3,h4,.navbar-brand { font-weight: 900; letter-spacing: -0.5px; }
        .navbar {
            border-bottom: 3px solid var(--main);
            background: #131429;
        }
        .navbar-brand { font-size: 1.9rem; color: var(--text) !important; }
        .navbar-dark .navbar-nav .nav-link { color: var(--text); font-weight: 500; }
        .navbar-dark .navbar-nav .nav-link:hover { color: var(--accent); }
        .btn-outline-accent { border: 2px solid var(--accent); color: var(--accent); }
        .btn-outline-accent:hover { background: var(--accent); color: #000; }
        .section-title {
            font-size: 2.2rem;
            font-weight: 900;
            border-left: 8px solid var(--main);
            padding-left: 1rem;
            margin: 2rem 0 1.5rem;
            text-transform: uppercase;
        }
        .hero-keywords {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 1.5rem;
            padding: 2rem 0;
            justify-content: center;
        }
        .keyword-tag {
            background: var(--card-bg);
            border: 2px solid var(--border);
            padding: 0.5rem 1.5rem;
            font-weight: 600;
            font-size: 1.1rem;
            box-shadow: 5px 5px 0 rgba(109, 93, 252, 0.3);
            color: var(--accent);
        }
        .poster-card {
            background: var(--card-bg);
            border: 3px solid var(--border);
            box-shadow: var(--hard-shadow);
            transition: all 0.2s;
            min-width: 180px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .poster-card:hover { transform: translate(-3px, -3px); box-shadow: 12px 12px 0 rgba(34, 211, 238, 0.2); }
        .poster-img-wrap { width: 100%; aspect-ratio: 2/3; background: #252849; overflow: hidden; position: relative; }
        .poster-img-wrap img { width: 100%; height: 100%; object-fit: cover; opacity: 0.7; transition: 0.3s ease; }
        .poster-card:hover img { opacity: 1; transform: scale(1.06); }
        .card-info { padding: 0.8rem; }
        .card-title { font-weight: 700; font-size: 1.1rem; margin-bottom: 2px; }
        .card-sub { font-size: 0.8rem; color: #aab; display: flex; justify-content: space-between; }
        .badge-cat { background: var(--main); color: #fff; padding: 0.1rem 0.5rem; font-size: 0.7rem; font-weight: 600; }
        .rank-badge { font-family: monospace; font-size: 1.5rem; font-weight: 900; }
        .gold { color: #ffd700; } .silver { color: #c0c0c0; } .bronze { color: #cd7f32; }
        .score { font-family: monospace; font-weight: 700; color: var(--accent); }
        /* 翻转卡片 */
        .flip-container { perspective: 1200px; }
        .flipper { transition: 0.6s; transform-style: preserve-3d; position: relative; width: 100%; height: 100%; }
        .flip-container.flipped .flipper { transform: rotateY(180deg); }
        .front, .back { backface-visibility: hidden; width: 100%; height: 100%; }
        .back { transform: rotateY(180deg); position: absolute; top: 0; left: 0; background: #1b1e3a; border: 3px solid var(--accent); padding: 1rem; overflow-y: auto; }
        .back i.fa-xmark { position: absolute; top: 5px; right: 10px; cursor: pointer; font-size: 1.2rem; }
        .timeline { border-left: 4px solid var(--main); padding-left: 2rem; position: relative; }
        .timeline-item { margin-bottom: 1.8rem; position: relative; }
        .timeline-item::before { content: "◆"; color: var(--accent); position: absolute; left: -2.7rem; font-size: 1.2rem; }
        .tab-pane { padding: 1rem 0; }
        .nav-tabs .nav-link { background: #1c1e35; border: 2px solid var(--border); color: var(--text); margin-right: 8px; font-weight: 600; }
        .nav-tabs .nav-link.active { background: var(--main); border-color: var(--main); color: #fff; }
        .footer { border-top: 3px solid var(--main); background: #101126; padding: 2.5rem 0; margin-top: 4rem; }
        .friend-links { background: #161833; padding: 2rem; border: 2px solid var(--border); }
        .num-counter { font-family: monospace; font-size: 2rem; font-weight: 800; }
        /* 分类矩阵 */
        .cat-matrix .poster-card { margin-bottom: 1.5rem; }
        .lazy-fade { animation: fadeUp 0.8s; }
        @keyframes fadeUp { from { opacity: 0; transform: translateY(30px);} to { opacity:1; transform:none; } }
        .hover-overlay { position: absolute; top:0; left:0; width:100%; height:100%; background: linear-gradient(to top, rgba(0,0,0,0.8), transparent); opacity:0; transition: 0.2s; }
        .poster-card:hover .hover-overlay { opacity:1; }

/* --- 子页面追加 --- */
/* 确保卡片和表单等Bootstrap组件跟随本站深色风格 */
        .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: var(--card-bg) !important;
            color: var(--text) !important;
            border-color: var(--border) !important;
        }
.form-control::placeholder {
            color: rgba(232, 234, 246, 0.5) !important;
        }
/* 额外细节优化 */
        .section-title {
            border-left: 6px solid var(--accent);
            padding-left: 1.2rem;
            margin-bottom: 2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
.about-lead {
            font-size: 1.2rem;
            line-height: 1.8;
            color: var(--text);
        }
.timeline-item h4 {
            font-weight: 600;
        }
/* 覆盖所有链接的focus，防止默认白底 */
        a:focus, .nav-link:focus {
            outline: none;
            box-shadow: 0 0 0 0.2rem rgba(34, 211, 238, 0.3);
        }

/* --- 子页面追加 --- */
/* 本页专属小样式 */
        .guide-hero {
            background: linear-gradient(135deg, rgba(109, 93, 252, 0.2), rgba(34, 211, 238, 0.1));
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 40px 32px;
            margin-bottom: 48px;
        }
.guide-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }
.guide-hero p {
            color: var(--text);
            opacity: 0.85;
            max-width: 720px;
            font-size: 1.05rem;
        }
.guide-section {
            margin-bottom: 48px;
        }
.guide-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 28px;
            height: 100%;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }
.guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--hard-shadow);
        }
.guide-card .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--main);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
.guide-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 10px;
        }
.guide-card p {
            font-size: 0.92rem;
            opacity: 0.85;
            line-height: 1.6;
        }
.tip-box {
            background: rgba(109, 93, 252, 0.12);
            border-left: 4px solid var(--main);
            padding: 16px 20px;
            border-radius: 0 10px 10px 0;
            margin: 24px 0;
        }
.tip-box i {
            color: var(--accent);
            margin-right: 8px;
        }
.keyboard-table td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border);
        }
.keyboard-table tr:last-child td {
            border-bottom: none;
        }
.keyboard-table .key {
            background: rgba(255,255,255,0.08);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 2px 10px;
            font-family: monospace;
            font-size: 0.9rem;
            display: inline-block;
        }
.faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 20px 24px;
            margin-bottom: 16px;
        }
.faq-item h5 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--accent);
        }
.faq-item p {
            font-size: 0.92rem;
            opacity: 0.85;
            line-height: 1.6;
            margin-bottom: 0;
        }
.shortcut-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 16px;
        }
.shortcut-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 20px;
            text-align: center;
        }
.shortcut-item i {
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 10px;
        }
.shortcut-item span {
            display: block;
            font-size: 0.9rem;
            font-weight: 500;
        }
.shortcut-item small {
            color: var(--text);
            opacity: 0.6;
            font-size: 0.8rem;
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 卡片/表单等组件，确保与站点深色风格一致 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer {
            background: var(--card-bg);
            color: var(--text);
            border-color: var(--border);
        }
.form-control, .form-select, .form-label, .input-group-text {
            background: rgba(15, 16, 32, 0.7);
            color: var(--text);
            border-color: var(--border);
        }
.list-group-item, .accordion-item, .accordion-button, .accordion-body {
            background: var(--card-bg);
            color: var(--text);
            border-color: var(--border);
        }
.accordion-button:not(.collapsed) {
            background: var(--card-bg);
            color: var(--accent);
        }
.modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item {
            background: var(--card-bg);
            color: var(--text);
            border-color: var(--border);
        }
.navbar, .navbar-brand, .nav-link {
            background: transparent;
            color: var(--text) !important;
        }
.navbar-toggler {
            border-color: var(--border);
        }
/* 本页特有样式 */
        .privacy-hero {
            border-bottom: 1px solid var(--border);
            margin-bottom: 2rem;
        }
.privacy-block {
            background: var(--card-bg);
            border: 1px solid var(--border);
            box-shadow: var(--hard-shadow);
            padding: 2rem 1.5rem;
            margin-bottom: 2rem;
        }
.privacy-icon {
            color: var(--accent);
            font-size: 1.8rem;
            margin-right: 0.5rem;
        }
.privacy-h2 {
            color: var(--main);
            font-weight: 700;
            font-size: 1.6rem;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
        }
.privacy-h2 i {
            margin-right: 0.75rem;
            color: var(--accent);
        }
.privacy-list {
            list-style: none;
            padding-left: 0;
        }
.privacy-list li {
            padding: 0.4rem 0 0.4rem 1.8rem;
            position: relative;
            color: var(--text);
            border-bottom: 1px dashed var(--border);
        }
.privacy-list li:last-child {
            border-bottom: none;
        }
.privacy-list li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            color: var(--accent);
        }
a {
            color: var(--accent);
        }
.footer-links a {
            margin-right: 1.5rem;
        }

/* --- 子页面追加 --- */
/* 确保所有卡片、表单、列表在深色主题下正常 */
        .card, .card-body, .list-group-item, .accordion-item, .accordion-button,
        .modal-content, .dropdown-menu, .form-control, .form-select {
            background-color: var(--card-bg) !important;
            color: var(--text) !important;
            border-color: var(--border) !important;
        }
.card-title, .card-text, .accordion-button, .list-group-item {
            color: var(--text) !important;
        }
.accordion-button::after {
            filter: invert(1);
        }
/* 导航高亮当前页 */
        .navbar .nav-link.active {
            color: var(--accent) !important;
            font-weight: 700;
        }
/* 地图专用网格块 */
        .sitemap-block {
            background: var(--card-bg);
            border: 1px solid var(--border);
            box-shadow: var(--hard-shadow);
            padding: 1.5rem;
            height: 100%;
            transition: transform .2s;
        }
.sitemap-block:hover {
            transform: translate(-2px, -2px);
        }
.sitemap-block h3 {
            color: var(--accent);
            font-weight: 700;
            font-size: 1.35rem;
            border-bottom: 2px solid var(--border);
            padding-bottom: .5rem;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: .5rem;
        }
.sitemap-block ul {
            list-style: none;
            padding-left: 0;
            margin-bottom: 0;
        }
.sitemap-block li {
            padding: .35rem 0;
            border-bottom: 1px dashed var(--border);
        }
.sitemap-block li:last-child {
            border-bottom: none;
        }
.sitemap-block a {
            color: var(--text);
            text-decoration: none;
            font-weight: 500;
        }
.sitemap-block a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
.sitemap-index {
            background: rgba(109, 93, 252, 0.1);
            border-left: 4px solid var(--main);
            padding: 1rem 1.5rem;
            margin-bottom: 2rem;
        }
.sitemap-index a {
            color: var(--text);
            text-decoration: none;
            font-weight: 500;
            margin-right: 1rem;
            display: inline-block;
        }
.sitemap-index a:hover {
            color: var(--accent);
        }
.footer a {
            color: var(--text);
            text-decoration: none;
        }
.footer a:hover {
            color: var(--accent);
        }