/* 设计种子 2999：靛蓝紫罗兰浅色背景 + 拟物厚重风 */
    :root {
      --primary: #4f46e5;
      --accent: #7c3aed;
      --bg: #f5f3ff;
      --text: #1e1b4b;
      --card-bg: #ffffff;
      --shadow-heavy: 8px 8px 20px rgba(79, 70, 229, 0.2), 4px 4px 8px rgba(124, 58, 237, 0.1);
      --shadow-hover: 14px 14px 30px rgba(79, 70, 229, 0.3), 6px 6px 12px rgba(124, 58, 237, 0.2);
      --grid-line: rgba(79, 70, 229, 0.06);
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      background-color: var(--bg);
      background-image: radial-gradient(circle, var(--grid-line) 1px, transparent 1px);
      background-size: 24px 24px;
      color: var(--text);
      font-family: 'Inter', system-ui, -apple-system, sans-serif;
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* 拟物厚重：立体层次 */
    .card, .section-title, .nav-wrap, .table-card, .timeline-item, .cta-box {
      box-shadow: var(--shadow-heavy);
      border-radius: 1.5rem;
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(2px);
      border: 1px solid rgba(255,255,255,0.7);
    }

    /* 标题手写/圆体感 */
    h1, h2, h3, .brand-font, .display-font {
      font-family: 'ZCOOL KuaiLe', 'Inter', cursive;
      font-weight: 600;
      letter-spacing: 1px;
    }

    /* 导航吸顶 */
    .navbar-custom {
      transition: all 0.3s ease;
      background: rgba(245, 243, 255, 0.7);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(79,70,229,0.1);
      padding: 12px 0;
      box-shadow: 0 4px 10px rgba(0,0,0,0.02);
    }

    .navbar-custom.scrolled {
      background: rgba(245, 243, 255, 0.95);
      box-shadow: 0 8px 25px rgba(79,70,229,0.12);
      padding: 8px 0;
    }

    .navbar-brand {
      font-size: 1.8rem;
      font-family: 'ZCOOL KuaiLe', cursive;
      color: var(--primary) !important;
      font-weight: 800;
      text-shadow: 2px 2px 0 rgba(124,58,237,0.1);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .navbar-brand i {
      color: var(--accent);
      font-size: 2rem;
    }

    .navbar-nav .nav-link {
      font-weight: 600;
      color: var(--text);
      margin: 0 6px;
      transition: 0.2s;
      border-radius: 40px;
      padding: 8px 18px !important;
    }

    .navbar-nav .nav-link:hover {
      background: rgba(79,70,229,0.1);
      color: var(--primary);
    }

    /* 打字机效果 */
    .typewriter {
      display: inline-block;
      overflow: hidden;
      white-space: nowrap;
      border-right: 4px solid var(--accent);
      animation: blink-caret 0.8s step-end infinite;
      max-width: 100%;
      font-size: clamp(2.2rem, 6vw, 4rem);
      font-weight: 900;
      color: var(--primary);
      text-shadow: 4px 4px 0 rgba(124,58,237,0.15);
    }

    @keyframes blink-caret {
      50% { border-color: transparent; }
    }

    /* hero 大图杂志感 */
    .hero-section {
      padding: 120px 0 80px;
      position: relative;
    }

    .hero-magazine {
      background: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(245,243,255,0.7));
      border-radius: 2rem;
      box-shadow: var(--shadow-heavy);
      padding: 2.5rem;
      margin-top: 2rem;
      border: 1px solid rgba(255,255,255,0.8);
      position: relative;
    }

    .hero-magazine .row {
      align-items: center;
    }

    .hero-img {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-radius: 1.5rem;
      height: 320px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 8rem;
      box-shadow: 12px 12px 0 rgba(79,70,229,0.15);
      transform: rotate(2deg);
    }

    /* 对比表格卡片 */
    .table-card {
      padding: 2rem;
      background: white;
    }

    .table-card table {
      margin: 0;
    }

    .table-card th {
      background: var(--primary);
      color: white;
      font-weight: 600;
    }

    .table-card td, .table-card th {
      padding: 16px;
      border: 1px solid #e0e7ff;
    }

    /* 特色标签页 */
    .nav-tabs .nav-link {
      color: var(--text);
      font-weight: 600;
      background: rgba(255,255,255,0.7);
      border: 1px solid rgba(79,70,229,0.2);
      margin-right: 8px;
      border-radius: 40px !important;
      padding: 10px 24px;
    }

    .nav-tabs .nav-link.active {
      background: var(--primary);
      color: white;
      border-color: var(--primary);
      box-shadow: 4px 4px 0 rgba(79,70,229,0.2);
    }

    .tab-content {
      background: white;
      border-radius: 2rem;
      padding: 2rem;
      box-shadow: var(--shadow-heavy);
      border: 1px solid rgba(255,255,255,0.7);
    }

    /* 时间线 */
    .timeline-item {
      padding: 1.5rem;
      margin-bottom: 1.5rem;
      border-left: 6px solid var(--accent);
      background: white;
      position: relative;
    }

    .timeline-item::before {
      content: "\f0d0";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: -22px;
      top: 10px;
      background: var(--primary);
      color: white;
      width: 32px;
      height: 32px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      box-shadow: 2px 2px 0 rgba(0,0,0,0.1);
    }

    /* 卡片hover上浮 */
    .hover-card {
      transition: all 0.3s cubic-bezier(0.2, 0.9, 0.3, 1.2);
      cursor: pointer;
      border-radius: 1.5rem;
      box-shadow: var(--shadow-heavy);
      background: white;
      padding: 1.8rem;
      border: 1px solid rgba(255,255,255,0.8);
    }

    .hover-card:hover {
      transform: translateY(-12px);
      box-shadow: var(--shadow-hover);
      background: #ffffff;
    }

    /* 回到顶部按钮 */
    .to-top {
      position: fixed;
      bottom: 30px;
      right: 30px;
      width: 55px;
      height: 55px;
      border-radius: 50%;
      background: var(--primary);
      color: white;
      font-size: 1.8rem;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: 0.3s;
      z-index: 1000;
      border: none;
      box-shadow: 0 8px 20px rgba(79,70,229,0.5);
      cursor: pointer;
    }

    .to-top.show {
      opacity: 1;
      visibility: visible;
    }

    .to-top:hover {
      background: var(--accent);
    }

    /* 页脚 */
    .footer-section {
      background: rgba(30, 27, 75, 0.9);
      color: rgba(255,255,255,0.8);
      padding: 3rem 0 2rem;
      margin-top: 4rem;
      border-radius: 3rem 3rem 0 0;
    }

    .footer-section a {
      color: rgba(255,255,255,0.8);
      text-decoration: none;
    }

    .friend-links {
      background: rgba(255,255,255,0.08);
      padding: 1.2rem;
      border-radius: 2rem;
      margin: 1rem 0;
    }

    .section-title {
      display: inline-block;
      padding: 0.5rem 2.5rem;
      background: var(--primary);
      color: white;
      border-radius: 60px;
      font-size: 1.8rem;
      box-shadow: 6px 6px 0 rgba(124,58,237,0.3);
      margin-bottom: 2.5rem;
      border: 1px solid rgba(255,255,255,0.5);
    }

    .cta-box {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: white;
      padding: 3rem 2rem;
      border-radius: 2rem;
      box-shadow: 12px 12px 0 rgba(79,70,229,0.2);
    }

    .btn-custom {
      background: white;
      color: var(--primary);
      font-weight: 800;
      padding: 14px 40px;
      border-radius: 60px;
      box-shadow: 0 8px 0 rgba(0,0,0,0.1);
      transition: 0.2s;
    }

    .btn-custom:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 0 rgba(0,0,0,0.15);
    }

    /* 关键数据放大 */
    .data-number {
      font-size: 4rem;
      font-weight: 900;
      color: var(--accent);
      line-height: 1;
      text-shadow: 3px 3px 0 rgba(79,70,229,0.2);
    }

    /* 保证品牌名不换行 */
    .brand-lock {
      white-space: nowrap;
      display: inline-block;
    }

/* --- 子页面追加 --- */
/* 保证任何bootstrap组件都不会白底黑字，完全沿用站点配色 */
        .card, .card-body, .card-header, .card-footer,
        .form-control, .form-select, .list-group-item,
        .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .dropdown-menu, .dropdown-item {
            background: var(--card-bg);
            color: var(--text);
            border-color: var(--grid-line);
        }
.nav-link, .navbar, .navbar-brand {
            background: transparent;
            color: var(--text);
        }
.btn-light, .btn-outline-* {
            background: transparent;
            color: var(--text);
            border-color: var(--primary);
        }
.table {
            background: var(--card-bg);
            color: var(--text);
        }
/* 确保所有文本和背景都符合亮色主题 (首页是浅紫色调) */
        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
        }
/* 小标题定制，让关于页有杂志感 */
        .about-section-title {
            font-weight: 800;
            letter-spacing: -0.02em;
            border-left: 6px solid var(--primary);
            padding-left: 16px;
            margin: 2.2rem 0 1.4rem;
            color: var(--text);
        }
.about-lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--text);
            background: linear-gradient(145deg, rgba(79,70,229,0.05), rgba(124,58,237,0.03));
            padding: 1.5rem 2rem;
            border-radius: 32px;
            border: 1px solid var(--grid-line);
            box-shadow: var(--shadow-heavy);
        }
.timeline-item-about {
            background: var(--card-bg);
            padding: 1.6rem 1.8rem;
            border-radius: 24px;
            box-shadow: var(--shadow-heavy);
            transition: all .2s;
            border-left: 4px solid var(--accent);
            margin-bottom: 1.2rem;
        }
.timeline-item-about:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
.highlight-badge {
            background: var(--primary);
            color: white;
            padding: 4px 14px;
            border-radius: 40px;
            font-weight: 600;
            font-size: .85rem;
            display: inline-block;
            letter-spacing: .3px;
        }
.friend-links a {
            color: var(--primary);
            font-weight: 500;
        }
.cta-box .btn-custom {
            background: white;
            color: var(--primary);
            font-weight: 700;
            padding: .7rem 2rem;
            border-radius: 60px;
        }
.cta-box .btn-custom:hover {
            background: var(--bg);
            color: var(--primary);
            box-shadow: 0 6px 16px rgba(0,0,0,0.1);
        }
.about-lead { padding: 1.2rem; font-size: 1.05rem; }

/* --- 子页面追加 --- */
/* 页面专属样式 - 仅补充，主样式沿用站点全局 */
        .disclaimer-hero {
            background: linear-gradient(135deg, var(--bg) 0%, rgba(79, 70, 229, 0.08) 100%);
            padding: 80px 0 40px;
            position: relative;
            overflow: hidden;
        }
.disclaimer-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(var(--grid-line) 1px, transparent 1px),
                linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }
.disclaimer-content {
            max-width: 900px;
            margin: 0 auto;
        }
.disclaimer-block {
            margin-bottom: 40px;
        }
.disclaimer-block h2 {
            color: var(--primary);
            font-weight: 800;
            font-size: 1.6rem;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
.disclaimer-block h2 i {
            font-size: 1.3rem;
            opacity: 0.8;
        }
.disclaimer-block p, .disclaimer-block li {
            color: var(--text);
            line-height: 1.9;
            font-size: 1rem;
        }
.disclaimer-block ul {
            padding-left: 20px;
        }
.notice-box {
            background: var(--card-bg);
            border-left: 4px solid var(--primary);
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
            box-shadow: 4px 4px 12px rgba(79, 70, 229, 0.08);
        }
.notice-box i {
            color: var(--primary);
            margin-right: 8px;
        }
.version-info {
            font-size: 0.9rem;
            color: rgba(30, 27, 75, 0.6);
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid var(--grid-line);
        }
.disclaimer-hero { padding: 60px 0 30px; }
.disclaimer-block h2 { font-size: 1.3rem; }

/* --- 子页面追加 --- */
/* 订阅页专属样式 */
    .subscribe-hero {
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
      color: #fff;
      padding: 80px 0 60px;
      position: relative;
      overflow: hidden;
    }
.subscribe-hero::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -20%;
      width: 600px;
      height: 600px;
      border-radius: 50%;
      background: rgba(255,255,255,0.08);
    }
.subscribe-hero h1 {
      font-weight: 800;
      font-size: 2.8rem;
      margin-bottom: 20px;
      position: relative;
      z-index: 1;
    }
.subscribe-hero p {
      font-size: 1.1rem;
      opacity: 0.95;
      max-width: 650px;
      position: relative;
      z-index: 1;
    }
.pricing-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 30px;
      margin-top: 40px;
    }
.pricing-card {
      background: var(--card-bg);
      border-radius: 16px;
      padding: 35px 30px;
      box-shadow: var(--shadow-heavy);
      transition: transform 0.3s, box-shadow 0.3s;
      border: 2px solid transparent;
      position: relative;
    }
.pricing-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-hover);
    }
.pricing-card.popular {
      border-color: var(--primary);
      background: linear-gradient(135deg, #fff 0%, #f0edff 100%);
    }
.pricing-card.popular .badge-popular {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #fff;
      padding: 4px 20px;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
      white-space: nowrap;
    }
.pricing-card .price {
      font-size: 2.8rem;
      font-weight: 800;
      color: var(--primary);
      margin: 20px 0 10px;
    }
.pricing-card .price span {
      font-size: 1rem;
      font-weight: 400;
      color: var(--text);
      opacity: 0.7;
    }
.pricing-card .plan-name {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 5px;
    }
.pricing-card .plan-desc {
      color: var(--text);
      opacity: 0.7;
      font-size: 0.95rem;
      margin-bottom: 20px;
    }
.pricing-card ul {
      list-style: none;
      padding: 0;
      margin: 0 0 25px;
    }
.pricing-card ul li {
      padding: 8px 0;
      border-bottom: 1px solid var(--grid-line);
      font-size: 0.95rem;
      color: var(--text);
    }
.pricing-card ul li i {
      color: var(--primary);
      margin-right: 10px;
      width: 18px;
    }
.btn-subscribe {
      display: inline-block;
      width: 100%;
      padding: 12px 20px;
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: 10px;
      font-size: 1rem;
      font-weight: 600;
      text-align: center;
      text-decoration: none;
      transition: background 0.3s, transform 0.2s;
    }
.btn-subscribe:hover {
      background: var(--accent);
      color: #fff;
      transform: scale(1.02);
    }
.btn-subscribe.outline {
      background: transparent;
      border: 2px solid var(--primary);
      color: var(--primary);
    }
.btn-subscribe.outline:hover {
      background: var(--primary);
      color: #fff;
    }
.steps-wrapper {
      margin-top: 30px;
    }
.step-item {
      display: flex;
      gap: 20px;
      padding: 25px;
      background: var(--card-bg);
      border-radius: 12px;
      box-shadow: var(--shadow-heavy);
      margin-bottom: 20px;
      align-items: flex-start;
    }
.step-number {
      width: 50px;
      height: 50px;
      min-width: 50px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.3rem;
      font-weight: 700;
    }
.step-content h3 {
      font-size: 1.2rem;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 8px;
    }
.step-content p {
      color: var(--text);
      opacity: 0.75;
      font-size: 0.95rem;
      margin: 0;
    }
.faq-accordion {
      margin-top: 30px;
    }
.faq-item {
      background: var(--card-bg);
      border-radius: 12px;
      box-shadow: var(--shadow-heavy);
      margin-bottom: 15px;
      overflow: hidden;
    }
.faq-question {
      padding: 18px 25px;
      font-weight: 600;
      font-size: 1.05rem;
      color: var(--text);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: transparent;
      border: none;
      width: 100%;
      text-align: left;
      transition: background 0.3s;
    }
.faq-question:hover {
      background: rgba(79, 70, 229, 0.05);
    }
.faq-question i {
      transition: transform 0.3s;
      color: var(--primary);
    }
.faq-question[aria-expanded="true"] i {
      transform: rotate(180deg);
    }
.faq-answer {
      padding: 0 25px 18px;
      color: var(--text);
      opacity: 0.8;
      font-size: 0.95rem;
    }
.benefits-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: 20px;
      margin-top: 30px;
    }
.benefit-item {
      background: var(--card-bg);
      border-radius: 12px;
      padding: 25px;
      box-shadow: var(--shadow-heavy);
      text-align: center;
      transition: transform 0.3s, box-shadow 0.3s;
    }
.benefit-item:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }
.benefit-item i {
      font-size: 2rem;
      color: var(--primary);
      margin-bottom: 15px;
    }
.benefit-item h4 {
      font-size: 1.1rem;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
    }
.benefit-item p {
      font-size: 0.9rem;
      color: var(--text);
      opacity: 0.7;
      margin: 0;
    }
.notice-box p {
      margin: 0;
      color: var(--text);
      font-size: 0.95rem;
    }
.subscribe-hero h1 {
        font-size: 2rem;
      }
.subscribe-hero {
        padding: 60px 0 40px;
      }

/* --- 子页面追加 --- */
/* 确保 Bootstrap 组件类被覆盖为本站配色（保险起见） */
    .card, .card-body, .card-header, .card-footer,
    .list-group-item, .accordion-item, .accordion-button, .accordion-body,
    .form-control, .form-select, .modal-content, .dropdown-menu {
      background: var(--card-bg) !important;
      color: var(--text) !important;
      border-color: var(--grid-line) !important;
    }
.accordion-button:not(.collapsed) {
      background: rgba(79, 70, 229, 0.06) !important;
      color: var(--primary) !important;
    }
/* 隐私页特有排版 */
    .privacy-prose h2 {
      font-weight: 800;
      font-size: 1.65rem;
      letter-spacing: -0.02em;
      margin-top: 2.8rem;
      margin-bottom: 1rem;
      padding-bottom: 0.5rem;
      border-bottom: 2px solid var(--grid-line);
      color: var(--primary);
    }
.privacy-prose h3 {
      font-weight: 700;
      font-size: 1.3rem;
      margin-top: 2rem;
      color: var(--accent);
    }
.privacy-prose p, .privacy-prose li {
      line-height: 1.7;
      color: var(--text);
      font-weight: 400;
    }
.privacy-prose ul, .privacy-prose ol {
      padding-left: 1.2rem;
      margin-bottom: 1.5rem;
    }
.privacy-prose a {
      color: var(--primary);
      text-decoration: underline;
      text-underline-offset: 3px;
    }
.privacy-highlight-box {
      background: rgba(79, 70, 229, 0.05);
      border-left: 5px solid var(--primary);
      padding: 1.2rem 1.5rem;
      border-radius: 0 16px 16px 0;
      margin: 2rem 0;
      font-weight: 500;
    }
.muted-badge {
      display: inline-block;
      background: var(--accent);
      color: #fff;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 0.2rem 0.8rem;
      border-radius: 30px;
      letter-spacing: 0.03em;
      margin-right: 0.5rem;
    }
.small-note {
      font-size: 0.85rem;
      opacity: 0.75;
    }
/* 页面顶部小面包屑 */
    .privacy-hero {
      background: var(--bg);
      padding: 3rem 0 1rem;
    }

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