:root {
      --primary: #db2777;
      --accent: #f43f5e;
      --bg: #fff1f5;
      --ink: #500724;
      --border-color: rgba(219, 39, 119, 0.2);
      --card-bg: rgba(255, 255, 255, 0.5);
    }

    body {
      background-color: var(--bg);
      color: var(--ink);
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      font-weight: 400;
      line-height: 1.75;
      letter-spacing: 0.01em;
      overflow-x: hidden;
    }

    /* 渐变光晕/模糊光斑背景 */
    body::before {
      content: '';
      position: fixed;
      top: -20%;
      left: -10%;
      width: 60vw;
      height: 60vh;
      background: radial-gradient(circle, rgba(219,39,119,0.15), transparent 70%);
      z-index: -1;
      filter: blur(60px);
      pointer-events: none;
    }
    body::after {
      content: '';
      position: fixed;
      bottom: -10%;
      right: -10%;
      width: 50vw;
      height: 50vh;
      background: radial-gradient(circle, rgba(244,63,94,0.12), transparent 70%);
      z-index: -1;
      filter: blur(80px);
      pointer-events: none;
    }

    /* 无阴影、描边设计 */
    .bento-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 1.5rem;
    }

    .bento-item {
      background: rgba(255,255,255,0.35);
      border: 1.5px solid var(--border-color);
      border-radius: 24px;
      backdrop-filter: blur(2px);
      padding: 1.8rem 1.5rem;
      transition: border-color 0.2s ease;
    }
    .bento-item:hover {
      border-color: var(--primary);
    }

    /* 滚动进度条 */
    #scroll-progress {
      position: fixed;
      top: 0;
      left: 0;
      height: 3px;
      width: 0%;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      z-index: 9999;
      transition: width 0.1s ease-out;
    }

    /* 导航栏吸顶 + 背景透明度 */
    .navbar-custom {
      background: rgba(255, 241, 245, 0.7) !important;
      backdrop-filter: saturate(180%) blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border-color);
      transition: background 0.3s ease, box-shadow 0.2s;
    }
    .navbar-custom.scrolled {
      background: rgba(255, 241, 245, 0.85) !important;
      box-shadow: 0 4px 12px rgba(80, 7, 36, 0.03);
    }

    .navbar-brand {
      font-weight: 800;
      color: var(--primary) !important;
      letter-spacing: -0.01em;
    }

    .nav-link-custom {
      color: var(--ink) !important;
      font-weight: 500;
      margin: 0 0.5rem;
    }
    .nav-link-custom:hover {
      color: var(--primary) !important;
    }

    h1, h2, h3 {
      font-weight: 700;
      letter-spacing: -0.015em;
    }
    h2 {
      font-size: calc(1.6rem + 0.5vw);
      margin-bottom: 1.5rem;
    }

    /* 关键词标签云 */
    .keyword-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem 1.2rem;
      justify-content: center;
      margin: 2rem 0 1rem;
    }
    .keyword-cloud span {
      background: transparent;
      border: 1.5px solid var(--border-color);
      color: var(--ink);
      padding: 0.35rem 1.1rem;
      border-radius: 40px;
      font-size: 0.95rem;
      font-weight: 500;
      opacity: 0.8;
      transition: 0.2s;
    }
    .keyword-cloud span:hover {
      border-color: var(--primary);
      color: var(--primary);
    }

    /* 对比表格 */
    .compare-table {
      border-collapse: separate;
      border-spacing: 0;
      width: 100%;
    }
    .compare-table th, .compare-table td {
      background: transparent;
      border-bottom: 1.5px solid var(--border-color);
      padding: 1rem 0.75rem;
      font-weight: 500;
    }
    .compare-table thead th {
      color: var(--primary);
      font-weight: 700;
      border-bottom: 2px solid var(--primary);
    }
    .compare-table td:first-child {
      font-weight: 600;
    }

    /* 手风琴 */
    .accordion-custom .accordion-item {
      background: transparent;
      border: 1.5px solid var(--border-color);
      border-radius: 16px;
      margin-bottom: 1rem;
      overflow: hidden;
      background-color: rgba(255,255,255,0.2);
    }
    .accordion-custom .accordion-header {
      background: transparent;
      border: none;
    }
    .accordion-custom .accordion-button {
      background: transparent;
      box-shadow: none;
      font-weight: 600;
      color: var(--ink);
      padding: 1.2rem 1.5rem;
      font-size: 1.05rem;
    }
    .accordion-custom .accordion-button:not(.collapsed) {
      color: var(--primary);
      background: rgba(219,39,119,0.03);
    }
    .accordion-custom .accordion-button:focus {
      box-shadow: none;
      border: none;
    }
    .accordion-custom .accordion-body {
      background: transparent;
      padding: 0 1.5rem 1.2rem;
      color: var(--ink);
      opacity: 0.85;
    }

    /* 特色图标列表 */
    .feature-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.8rem;
    }
    .feature-item i {
      font-size: 2rem;
      color: var(--primary);
      margin-bottom: 0.5rem;
    }
    .feature-item h3 {
      font-size: 1.2rem;
      font-weight: 600;
    }

    /* CTA区域 */
    .cta-box {
      border: 2px solid var(--primary);
      border-radius: 28px;
      padding: 3rem 2rem;
      background: rgba(255,255,255,0.3);
      text-align: center;
    }

    /* 友链区 */
    .friend-links {
      border-top: 1.5px solid var(--border-color);
      margin-top: 3rem;
      padding-top: 1.5rem;
      font-size: 0.95rem;
    }

    /* 海报hover效果 */
    .poster-card {
      position: relative;
      border-radius: 20px;
      overflow: hidden;
      aspect-ratio: 3/4;
      background: #f8dce8;
      border: 1.5px solid var(--border-color);
    }
    .poster-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: saturate(0.9);
    }
    .play-overlay {
      position: absolute;
      inset: 0;
      background: rgba(219,39,119,0.25);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    .poster-card:hover .play-overlay {
      opacity: 1;
    }
    .play-overlay i {
      font-size: 3.2rem;
      color: #fff;
      text-shadow: 0 4px 12px rgba(0,0,0,0.3);
    }

    /* 移动端 */
    @media (max-width: 768px) {
      .feature-list {
        grid-template-columns: 1fr;
      }
      .bento-grid {
        gap: 1rem;
      }
    }
    footer a {
      color: var(--primary);
      text-decoration: none;
    }

/* --- 子页面追加 --- */
/* 页面专属补充样式 */
        .about-hero {
            background: linear-gradient(135deg, var(--card-bg) 0%, rgba(219, 39, 119, 0.08) 100%);
            border: 1px solid var(--border-color);
            border-radius: 1.5rem;
            padding: 3rem 2rem;
            margin-bottom: 3rem;
        }
.about-section {
            margin-bottom: 3rem;
            padding: 2rem;
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 1rem;
        }
.about-section h2 {
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
.about-section h2 i {
            color: var(--accent);
        }
.about-section p, .about-section li {
            color: var(--ink);
            line-height: 1.8;
            font-size: 1rem;
        }
.about-section ul {
            padding-left: 1.5rem;
        }
.about-section li {
            margin-bottom: 0.5rem;
        }
.feature-badge {
            background: rgba(219, 39, 119, 0.1);
            color: var(--primary);
            padding: 0.25rem 1rem;
            border-radius: 2rem;
            font-weight: 600;
            font-size: 0.875rem;
            display: inline-block;
            margin-bottom: 1rem;
        }
.timeline-item {
            position: relative;
            padding-left: 2rem;
            margin-bottom: 1.5rem;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.5rem;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary);
        }
.timeline-item::after {
            content: '';
            position: absolute;
            left: 5px;
            top: 1.5rem;
            width: 2px;
            height: calc(100% - 1rem);
            background: var(--border-color);
        }
.timeline-item:last-child::after {
            display: none;
        }
.timeline-item h4 {
            color: var(--ink);
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 0.25rem;
        }
.timeline-item p {
            font-size: 0.95rem;
        }
.cta-box h3 {
            font-weight: 800;
            margin-bottom: 1rem;
        }
.cta-box p {
            margin-bottom: 1.5rem;
            opacity: 0.95;
        }
.cta-box a {
            color: var(--primary);
            background: #fff;
            padding: 0.5rem 2rem;
            border-radius: 2rem;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
        }
.cta-box a:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 15px rgba(255,255,255,0.3);
        }
.nav-link-custom.active {
            color: var(--primary) !important;
            font-weight: 700;
        }
.about-hero {
                padding: 2rem 1.5rem;
            }
.about-section {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .disclaimer-hero {
            padding: 80px 0 50px;
            background: linear-gradient(135deg, rgba(219,39,119,0.08) 0%, rgba(255,255,255,0) 60%);
        }
.disclaimer-section {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 2rem;
            margin-bottom: 1.5rem;
            backdrop-filter: blur(8px);
        }
.disclaimer-section h2 {
            color: var(--primary);
            font-weight: 700;
            font-size: 1.35rem;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
.disclaimer-section h2 i {
            color: var(--accent);
            font-size: 1.2rem;
        }
.disclaimer-section p, .disclaimer-section li {
            color: var(--ink);
            font-size: 0.95rem;
            line-height: 1.8;
            opacity: 0.9;
        }
.disclaimer-section ul {
            padding-left: 1.2rem;
        }
.disclaimer-section li {
            margin-bottom: 0.5rem;
        }
.highlight-text {
            color: var(--primary);
            font-weight: 600;
        }
.important-box {
            background: rgba(219,39,119,0.08);
            border-left: 4px solid var(--primary);
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
.important-box p {
            margin-bottom: 0;
        }
.update-date {
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 1.5rem;
            display: block;
        }
.disclaimer-hero { padding: 50px 0 30px; }
.disclaimer-section { padding: 1.5rem; }

/* --- 子页面追加 --- */
.navbar-brand i { color: var(--accent); }
.navbar-toggler { border: none; }
.nav-link-custom:hover, .nav-link-custom.active {
            background: rgba(219, 39, 119, 0.1);
            color: var(--primary);
        }
.hero-section {
            padding: 5rem 0 3rem;
            text-align: center;
        }
.hero-badge {
            display: inline-block;
            background: rgba(219, 39, 119, 0.1);
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 0.35rem 1rem;
            border-radius: 2rem;
            margin-bottom: 1.25rem;
            border: 1px solid var(--border-color);
            letter-spacing: 0.02em;
        }
.hero-section h1 {
            font-weight: 900;
            font-size: 2.75rem;
            letter-spacing: -0.03em;
            margin-bottom: 1.25rem;
            line-height: 1.15;
        }
.hero-section h1 span { color: var(--primary); }
.hero-section .lead {
            font-size: 1.2rem;
            color: rgba(80, 7, 36, 0.75);
            max-width: 720px;
            margin: 0 auto 2rem;
            font-weight: 400;
            line-height: 1.7;
        }
.privacy-section {
            padding: 3rem 0;
        }
.privacy-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 1rem;
            padding: 2rem;
            margin-bottom: 2rem;
            backdrop-filter: blur(4px);
        }
.privacy-card h2 {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 1.25rem;
            letter-spacing: -0.01em;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
.privacy-card h2 i {
            color: var(--accent);
            font-size: 1.25rem;
        }
.privacy-card h3 {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--ink);
            margin: 1.5rem 0 0.75rem;
        }
.privacy-card p {
            line-height: 1.75;
            color: rgba(80, 7, 36, 0.85);
            margin-bottom: 1rem;
        }
.privacy-card ul {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.privacy-card ul li {
            line-height: 1.75;
            color: rgba(80, 7, 36, 0.85);
            margin-bottom: 0.5rem;
        }
.privacy-card ul li::marker { color: var(--primary); }
.highlight-box {
            background: rgba(219, 39, 119, 0.08);
            border-left: 4px solid var(--primary);
            border-radius: 0.5rem;
            padding: 1.25rem 1.5rem;
            margin: 1.5rem 0;
        }
.highlight-box p { margin-bottom: 0; font-weight: 500; }
.cta-box h2 {
            font-weight: 900;
            font-size: 2rem;
            letter-spacing: -0.02em;
            margin-bottom: 1rem;
        }
.cta-box h2 span { color: var(--primary); }
.btn-custom {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 0.65rem 1.75rem;
            border-radius: 2rem;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            border: none;
        }
.btn-custom:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(219, 39, 119, 0.25);
            color: #fff;
        }
footer {
            border-top: 1px solid var(--border-color);
            background: rgba(255, 241, 245, 0.6);
            padding: 3rem 0 2rem;
            margin-top: 2rem;
        }
.footer-brand {
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--ink);
        }
.footer-links a {
            color: rgba(80, 7, 36, 0.7);
            margin-right: 1.25rem;
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.2s;
        }
.footer-links a:hover { color: var(--primary); }
.footer-copy {
            color: rgba(80, 7, 36, 0.5);
            font-size: 0.9rem;
        }
.friend-links a {
            color: rgba(80, 7, 36, 0.6);
            font-size: 0.9rem;
            margin-right: 1.25rem;
            transition: color 0.2s;
        }
.friend-links a:hover { color: var(--primary); }
.hero-section { padding: 3rem 0 2rem; }
.hero-section h1 { font-size: 2rem; }
.privacy-card { padding: 1.5rem; }
.cta-box h2 { font-size: 1.5rem; }

/* --- 子页面追加 --- */
/* 热榜页特有微调：保证Bootstrap组件与站内风格一致 */
        .list-group-item, .card, .card-body {
            background: var(--card-bg);
            color: var(--ink);
            border-color: var(--border-color);
        }
.form-control, .form-select {
            background: rgba(255,255,255,0.7);
            color: var(--ink);
            border-color: var(--border-color);
        }
.form-control::placeholder {
            color: rgba(80, 7, 36, 0.5);
        }
.table {
            background: var(--card-bg);
            color: var(--ink);
        }
.accordion-button, .accordion-item {
            background: var(--card-bg);
            color: var(--ink);
            border-color: var(--border-color);
        }
/* 热榜数字徽章 */
        .rank-badge {
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            display: inline-block;
            min-width: 2.2rem;
            text-align: center;
            border-radius: 6px;
            padding: 0.2rem 0.5rem;
            font-size: 0.9rem;
        }
.rank-item {
            border-bottom: 1px dashed var(--border-color);
            padding: 0.8rem 0;
        }
.rank-item:last-child {
            border-bottom: none;
        }
.trend-up {
            color: var(--accent);
            font-weight: 600;
        }
.keyword-cloud .badge {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            color: var(--ink);
            font-weight: 500;
        }
.keyword-cloud .badge i {
            color: var(--accent);
        }
.bento-item h3 {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--ink);
        }
.bento-item .fa-arrow-trend-up {
            color: var(--primary);
        }