:root {
      --primary: #818cf8;
      --accent: #c084fc;
      --bg-deep: #1e1b4b;
      --text-light: #e0e7ff;
      --surface: #262454;
      --line: rgba(129, 140, 248, 0.15);
      --shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    }

    * {
      box-sizing: border-box;
    }

    body {
      background-color: var(--bg-deep);
      color: var(--text-light);
      font-family: 'Inter', '思源黑体', 'Source Han Sans SC', system-ui, sans-serif;
      letter-spacing: 0.01em;
      font-size: 0.95rem;
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* 细微噪点纹理 */
    body::before {
      content: '';
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      pointer-events: none;
      opacity: 0.06;
      z-index: 0;
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 250 250' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    }

    h1, h2, h3, .serif-title {
      font-family: 'Source Han Serif SC', '思源宋体', 'Noto Serif SC', serif;
      font-weight: 700;
      letter-spacing: 0.02em;
    }

    a {
      color: var(--primary);
      text-decoration: none;
    }

    .navbar {
      background: rgba(30, 27, 75, 0.7);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--line);
      padding: 0.7rem 0;
      z-index: 999;
    }

    .navbar-brand {
      font-weight: 800;
      font-size: 1.6rem;
      color: var(--text-light) !important;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 0.3rem;
    }

    .navbar-brand i {
      color: var(--accent);
      font-size: 1.4rem;
    }

    .nav-link {
      color: rgba(224, 231, 255, 0.75) !important;
      font-weight: 500;
      margin-left: 1rem;
      transition: 0.2s;
      font-size: 0.9rem;
    }

    .nav-link:hover {
      color: var(--accent) !important;
    }

    .btn-outline-accent {
      border: 1px solid var(--accent);
      color: var(--accent);
      border-radius: 8px;
    }

    .btn-outline-accent:hover {
      background: var(--accent);
      color: #1e1b4b;
    }

    .hero-section {
      position: relative;
      background: linear-gradient(145deg, #2a265f 0%, #1e1b4b 100%);
      padding: 5.5rem 0 6.5rem;
      overflow: hidden;
      isolation: isolate;
    }

    .hero-section::after {
      content: '';
      position: absolute;
      inset: 0;
      background-image: radial-gradient(circle at 20% 30%, rgba(192, 132, 252, 0.08), transparent 35%);
      z-index: -1;
      transform: translateZ(0);
    }

    .hero-badge {
      display: inline-block;
      background: rgba(192, 132, 252, 0.12);
      color: var(--accent);
      border: 1px solid rgba(192, 132, 252, 0.3);
      border-radius: 30px;
      padding: 0.3rem 1rem;
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 0.3px;
    }

    .hero-stats {
      display: flex;
      gap: 2.5rem;
      margin-top: 1.2rem;
      flex-wrap: wrap;
    }

    .hero-stat {
      font-size: 2.3rem;
      font-weight: 800;
      color: var(--text-light);
      line-height: 1.2;
    }

    .hero-stat small {
      display: block;
      font-size: 0.8rem;
      font-weight: 400;
      color: rgba(224, 231, 255, 0.6);
      letter-spacing: 0.3px;
    }

    .section-title {
      font-size: 1.6rem;
      font-weight: 700;
      margin-bottom: 1.5rem;
      border-left: 4px solid var(--accent);
      padding-left: 1rem;
    }

    .long-read {
      background: rgba(38, 36, 84, 0.35);
      padding: 2rem 1.8rem;
      border-radius: 8px;
      border: 1px solid var(--line);
    }

    .long-read p {
      color: rgba(224, 231, 255, 0.8);
    }

    .table-wrapper {
      border-radius: 8px;
      border: 1px solid var(--line);
      overflow-x: auto;
    }

    .table {
      --bs-table-bg: transparent;
      --bs-table-color: var(--text-light);
      border-color: var(--line);
      margin-bottom: 0;
    }

    .table > :not(caption) > * > * {
      background-color: rgba(38, 36, 84, 0.2);
      border-bottom-color: rgba(129, 140, 248, 0.1);
      padding: 0.8rem 1rem;
    }

    .table th {
      font-weight: 600;
      color: var(--accent);
      background: rgba(30, 27, 75, 0.6);
    }

    .card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
      gap: 1.2rem;
    }

    .feature-card {
      background: rgba(38, 36, 84, 0.4);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 1.2rem 1.2rem;
      transition: all 0.2s ease;
      backdrop-filter: blur(4px);
    }

    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow);
      border-color: rgba(129, 140, 248, 0.4);
    }

    .icon-circle {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      border: 1.5px solid var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1rem;
      color: var(--primary);
      background: transparent;
    }

    .step-item {
      display: flex;
      gap: 1.2rem;
      margin-bottom: 1.2rem;
      align-items: flex-start;
    }

    .step-num {
      background: rgba(129, 140, 248, 0.12);
      border: 1px solid var(--primary);
      color: var(--primary);
      width: 34px;
      height: 34px;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      flex-shrink: 0;
    }

    .faq-item {
      background: rgba(38, 36, 84, 0.25);
      border: 1px solid var(--line);
      border-radius: 8px;
      padding: 1rem 1.2rem;
      margin-bottom: 0.8rem;
    }

    .faq-question {
      font-weight: 600;
      color: var(--text-light);
      margin-bottom: 0.3rem;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .cta-section {
      background: linear-gradient(120deg, rgba(129, 140, 248, 0.15), rgba(192, 132, 252, 0.1));
      border-radius: 8px;
      padding: 2.5rem 2rem;
      border: 1px solid var(--line);
    }

    .friend-links {
      border-top: 1px solid var(--line);
      margin-top: 3rem;
      padding: 2rem 0 0.5rem;
    }

    footer {
      border-top: 1px solid var(--line);
      padding: 1.5rem 0;
      color: rgba(224, 231, 255, 0.6);
      font-size: 0.85rem;
    }

    /* 图片占位 */
    .img-placeholder {
      background: #2d2b62;
      border-radius: 8px;
      min-height: 120px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #6466b0;
      font-weight: 500;
      border: 1px dashed rgba(129,140,248,0.3);
    }

    @media (max-width: 768px) {
      .hero-stats { gap: 1.2rem; }
      .hero-stat { font-size: 1.7rem; }
      .section-title { font-size: 1.3rem; }
      .navbar-collapse { background: rgba(30,27,75,0.95); padding: 1rem; border-radius: 8px; margin-top: 0.5rem; }
    }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 组件默认白底 */
        .table, .table td, .table th, .table-hover tbody tr:hover, .accordion-item, .accordion-button, .list-group-item {
            background: var(--surface);
            color: var(--text-light);
            border-color: var(--line);
        }
.accordion-button:not(.collapsed) {
            background: rgba(129, 140, 248, 0.12);
            color: var(--text-light);
        }
.form-control, .form-select {
            background: rgba(0,0,0,.35);
            border: 1px solid var(--line);
            color: var(--text-light);
        }
.form-control::placeholder {
            color: rgba(224,231,255,.5);
        }
.form-control:focus, .form-select:focus {
            background: rgba(0,0,0,.45);
            color: var(--text-light);
            border-color: var(--primary);
            box-shadow: 0 0 0 .2rem rgba(129,140,248,.15);
        }
.price-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 16px;
            transition: all .2s ease;
        }
.price-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
            border-color: var(--accent);
        }
.price-card .plan-icon {
            font-size: 2.2rem;
            color: var(--accent);
        }
.feature-badge {
            background: rgba(129,140,248,.1);
            color: var(--primary);
            border-radius: 30px;
            padding: .25rem .75rem;
            font-size: .8rem;
        }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .join-hero {
            padding: 80px 0 50px;
            background: linear-gradient(135deg, rgba(30, 27, 75, 0.4) 0%, rgba(129, 140, 248, 0.15) 100%);
            border-bottom: 1px solid var(--line);
        }
.join-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 1rem;
            color: var(--text-light);
        }
.join-hero h1 span {
            color: var(--accent);
        }
.join-hero .lead {
            color: rgba(224, 231, 255, 0.75);
            max-width: 700px;
            margin: 0 auto 2rem;
        }
.join-section {
            padding: 70px 0;
        }
.join-section-alt {
            background: rgba(129, 140, 248, 0.05);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
.section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--accent);
            margin-top: 12px;
            border-radius: 2px;
        }
.join-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 14px;
            padding: 28px 24px;
            margin-bottom: 20px;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
            height: 100%;
        }
.join-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
.join-card .icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(129, 140, 248, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.2rem;
            margin-bottom: 16px;
        }
.join-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 10px;
        }
.join-card p {
            color: rgba(224, 231, 255, 0.7);
            font-size: 0.9rem;
            line-height: 1.7;
        }
.join-card .badge-tag {
            display: inline-block;
            background: rgba(192, 132, 252, 0.15);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            margin-top: 12px;
        }
.process-step {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            margin-bottom: 30px;
        }
.process-step .step-num {
            min-width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
.process-step h4 {
            color: var(--text-light);
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 6px;
        }
.process-step p {
            color: rgba(224, 231, 255, 0.7);
            font-size: 0.9rem;
        }
.join-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
        }
.join-table th,
        .join-table td {
            padding: 14px 16px;
            text-align: left;
            border-bottom: 1px solid var(--line);
            font-size: 0.9rem;
            color: rgba(224, 231, 255, 0.85);
        }
.join-table th {
            background: rgba(129, 140, 248, 0.12);
            color: var(--text-light);
            font-weight: 600;
            white-space: nowrap;
        }
.join-table tr:last-child td {
            border-bottom: none;
        }
.cta-box {
            background: linear-gradient(135deg, rgba(129, 140, 248, 0.15), rgba(192, 132, 252, 0.1));
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 40px 30px;
            text-align: center;
            margin: 40px 0 20px;
        }
.cta-box h3 {
            color: var(--text-light);
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 12px;
        }
.cta-box p {
            color: rgba(224, 231, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 24px;
        }
.email-chip {
            display: inline-block;
            background: rgba(129, 140, 248, 0.1);
            border: 1px dashed rgba(129, 140, 248, 0.4);
            padding: 6px 16px;
            border-radius: 30px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 10px;
        }
.join-hero h1 { font-size: 1.8rem; }

/* --- 子页面追加 --- */
/* 本页专属微调样式 */
        .about-hero { padding: 6rem 0 3rem; }
.about-section { padding: 3rem 0; border-bottom: 1px solid var(--line); }
.about-section:last-of-type { border-bottom: none; }
.brand-highlight { color: var(--accent); font-weight: 600; }
.timeline-item { position: relative; padding-left: 2rem; margin-bottom: 1.5rem; }
.timeline-item::before { content: ''; position: absolute; left: 0; top: 0.5rem; width: 10px; height: 10px; border-radius: 50%; background: var(--primary); }
.value-card { background: rgba(129, 140, 248, 0.08); border: 1px solid var(--line); border-radius: 12px; padding: 1.5rem; height: 100%; }
.value-card i { color: var(--accent); font-size: 1.75rem; margin-bottom: 1rem; }
.stat-block { text-align: center; padding: 1rem; }
.stat-block .number { font-size: 2.5rem; font-weight: 800; color: var(--primary); }
.stat-block .label { color: var(--text-light); opacity: 0.7; font-size: 0.9rem; }
.about-hero { padding: 4rem 0 2rem; }
.stat-block .number { font-size: 2rem; }

/* --- 子页面追加 --- */
/* 本页专属少量样式 */
        .disclaimer-hero { padding: 5rem 0 3rem; }
.disclaimer-body { max-width: 860px; margin: 0 auto; padding: 0 1.5rem; }
.disclaimer-section { margin-bottom: 2.5rem; }
.disclaimer-section h2 { font-size: 1.6rem; font-weight: 700; margin-bottom: 1rem; color: var(--primary); }
.disclaimer-section p { line-height: 1.8; margin-bottom: 1rem; color: var(--text-light); opacity: 0.9; }
.disclaimer-section ul { padding-left: 1.5rem; margin-bottom: 1rem; }
.disclaimer-section li { margin-bottom: 0.6rem; line-height: 1.7; color: var(--text-light); opacity: 0.9; }
.update-date { color: var(--accent); font-size: 0.9rem; margin-bottom: 2.5rem; display: block; }

/* --- 子页面追加 --- */
/* 指南页专用的小调整：让步骤与表格更贴合日本乱人伦av精品潮喷的深色质感 */
    .guide-hero { padding: 5rem 0 3rem; }
.guide-steps .step-item { border-bottom: 1px dashed var(--line); }
.guide-steps .step-item:last-child { border-bottom: none; }
.version-tag { display: inline-block; padding: .2rem .8rem; border-radius: 20px; background: rgba(192, 132, 252, .15); color: var(--accent); font-size: .85rem; font-weight: 500; border: 1px solid rgba(192,132,252,.3); margin-right: .5rem; }
.badge-version { background: var(--primary); color: #fff; padding: .2rem .7rem; border-radius: 16px; font-size: .75rem; }
.table td, .table th { border-color: var(--line); }
.table td { color: var(--text-light); }
.table-hover tbody tr:hover { background: rgba(129,140,248,.08); }
.friend-links a { margin-right: 1rem; }
/* 覆盖bootstrap卡片/表单等为深色 */
    .card, .card-body, .card-header, .card-footer { background: var(--surface); color: var(--text-light); border-color: var(--line); }
.card-title, .card-text { color: var(--text-light); }
.nav-link, .navbar-brand { color: var(--text-light) !important; }
.nav-link.active { color: var(--accent) !important; font-weight: 600; }