/* ===========================
   千兮财税 - 官网样式
   =========================== */

/* ---------- Reset & Base ---------- */
 *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: 'Noto Sans SC', sans-serif; color: #2d3748; line-height: 1.6; }
    a { text-decoration: none; }
    .container { max-width: 1000px; margin: 0 auto; padding: 0 24px; }

    /* 顶部 */
    .top-bar { background: #1a365d; padding: 60px 0 50px; text-align: center; }
    .top-bar h1 { font-size: 36px; color: #fff; font-weight: 700; margin-bottom: 12px; }
    .top-bar p { font-size: 16px; color: rgba(255,255,255,0.75); }
    .top-bar .tags { margin-top: 20px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
    .top-bar .tag { background: rgba(255,255,255,0.15); color: #fff; padding: 5px 14px; border-radius: 20px; font-size: 13px; }

    /* 承诺条 */
    .promises { background: #fff; padding: 24px 0; border-bottom: 1px solid #eee; }
    .promises .row { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; }
    .promises .item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #4a5568; }
    .promises .item .icon { width: 32px; height: 32px; background: #ebf8ff; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #3182ce; }
    .promises .item .icon svg { width: 16px; height: 16px; }

    /* 三栏套餐 */
    .pricing { padding: 60px 0; background: #f7fafc; }
    .pricing h2 { text-align: center; font-size: 28px; color: #1a365d; margin-bottom: 40px; font-weight: 700; }
    .cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .card { background: #fff; border-radius: 16px; border: 2px solid #e2e8f0; overflow: hidden; transition: all 0.3s; }
    .card:hover { border-color: #bee3f8; box-shadow: 0 8px 30px rgba(44,82,130,0.1); transform: translateY(-4px); }
    .card.featured { border-color: #3182ce; position: relative; }
    .card.featured .badge { position: absolute; top: 0; right: 0; background: #ed8936; color: #fff; font-size: 12px; padding: 4px 20px; border-radius: 0 0 0 12px; font-weight: 600; }
    .card-header { padding: 28px 24px; text-align: center; border-bottom: 1px solid #f0f4f8; }
    .card-header h3 { font-size: 18px; font-weight: 600; color: #1a365d; margin-bottom: 4px; }
    .card-header .sub { font-size: 13px; color: #718096; margin-bottom: 16px; }
    .card-header .price { font-size: 40px; font-weight: 700; color: #1a365d; }
    .card-header .price span { font-size: 16px; font-weight: 400; }
    .card-header .note { font-size: 12px; color: #a0aec0; margin-top: 6px; }
    .card-body { padding: 20px 24px; }
    .card-body ul { list-style: none; }
    .card-body li { padding: 8px 0; font-size: 14px; color: #4a5568; display: flex; align-items: center; gap: 8px; }
    .card-body li .check { color: #38a169; font-size: 16px; }
    .card-body li .line { color: #cbd5e0; }
    .card-footer { padding: 20px 24px; }
    .card-footer a { display: block; text-align: center; padding: 12px; border-radius: 10px; font-size: 14px; font-weight: 600; transition: all 0.3s; }
    .card-footer a.outline { border: 2px solid #3182ce; color: #3182ce; }
    .card-footer a.outline:hover { background: #3182ce; color: #fff; }
    .card-footer a.solid { background: linear-gradient(135deg, #2c5282, #3182ce); color: #fff; }
    .card-footer a.solid:hover { box-shadow: 0 4px 15px rgba(44,82,130,0.3); }
    .card-footer a.orange { background: linear-gradient(135deg, #ed8936, #dd6b20); color: #fff; }
    .card-footer a.orange:hover { box-shadow: 0 4px 15px rgba(237,137,54,0.3); }

    /* 年付提示 */
    .annual { background: linear-gradient(135deg, #ebf8ff, #e6fffa); border-radius: 16px; padding: 24px 32px; margin-top: 40px; display: flex; align-items: center; justify-content: space-between; border: 1px solid #bee3f8; }
    .annual .left h3 { font-size: 16px; color: #1a365d; font-weight: 600; margin-bottom: 4px; }
    .annual .left p { font-size: 13px; color: #4a5568; }
    .annual .right { display: flex; align-items: center; gap: 20px; }
    .annual .save { font-size: 28px; font-weight: 700; color: #ed8936; }
    .annual a { background: #ed8936; color: #fff; padding: 10px 24px; border-radius: 10px; font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 6px; transition: all 0.3s; }
    .annual a:hover { background: #dd6b20; }

    /* 单项服务 */
    .services { padding: 60px 0; background: #fff; }
    .services h2 { text-align: center; font-size: 28px; color: #1a365d; margin-bottom: 30px; font-weight: 700; }
    .table-wrap { background: #fff; border-radius: 16px; border: 1px solid #e2e8f0; overflow: hidden; }
    .t-header { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; background: #1a365d; padding: 14px 24px; color: #fff; font-size: 14px; font-weight: 600; }
    .t-row { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; padding: 12px 24px; border-bottom: 1px solid #f0f4f8; font-size: 14px; align-items: center; }
    .t-row:last-child { border-bottom: none; }
    .t-row:hover { background: #f7fafc; }
    .t-row .name { color: #2d3748; }
    .t-row .hot { background: #fed7d7; color: #c53030; padding: 2px 8px; border-radius: 8px; font-size: 11px; font-weight: 600; margin-left: 8px; }
    .t-row .price { color: #2c5282; font-weight: 600; }
    .t-row .note { color: #718096; font-size: 13px; }

    /* FAQ */
    .faq { padding: 60px 0; background: #f7fafc; }
    .faq h2 { text-align: center; font-size: 28px; color: #1a365d; margin-bottom: 30px; font-weight: 700; }
    .faq-list { max-width: 800px; margin: 0 auto; }
    .faq-item { background: #fff; border-radius: 12px; margin-bottom: 10px; border: 1px solid #e2e8f0; overflow: hidden; }
    .faq-q { padding: 16px 20px; display: flex; justify-content: space-between; align-items: center; font-size: 15px; font-weight: 600; color: #1a365d; cursor: pointer; }
    .faq-q svg { width: 18px; height: 18px; color: #3182ce; transition: transform 0.3s; }
    .faq-item.open .faq-q svg { transform: rotate(180deg); }
    .faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s; }
    .faq-item.open .faq-a { max-height: 200px; }
    .faq-a-in { padding: 0 20px 16px; font-size: 14px; color: #4a5568; line-height: 1.8; }

    /* 底部 */
    .cta { background: linear-gradient(135deg, #1a365d, #2c5282); padding: 60px 0; text-align: center; }
    .cta h2 { font-size: 28px; color: #fff; font-weight: 700; margin-bottom: 10px; }
    .cta p { font-size: 15px; color: rgba(255,255,255,0.75); margin-bottom: 28px; }
    .cta-btns { display: flex; gap: 14px; justify-content: center; }
    .cta .btn-white { background: #fff; color: #2c5282; padding: 12px 32px; border-radius: 50px; font-size: 15px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: all 0.3s; }
    .cta .btn-white:hover { background: #ebf8ff; }
    .cta .btn-outline { background: transparent; color: #fff; padding: 12px 32px; border-radius: 50px; font-size: 15px; font-weight: 600; border: 2px solid rgba(255,255,255,0.4); display: inline-flex; align-items: center; gap: 6px; transition: all 0.3s; }
    .cta .btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.1); }

    /* 响应 */
    @media (max-width: 768px) {
      .cards { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
      .card.featured { transform: none; }
      .annual { flex-direction: column; gap: 20px; text-align: center; }
      .t-header span:nth-child(3) { display: none; }
      .t-row span:nth-child(3) { display: none; }
      .cta-btns { flex-direction: column; align-items: center; }
    }