.faq-hero {
    background: linear-gradient(135deg,#004077 0%, #0097cc 100%);
    border-radius: 20px;
    padding: 56px 48px;
    color: #fff;
    text-align: center;
    margin-bottom: 8px;
    position: relative;
    overflow: hidden;
  }
  .faq-hero h2 { font-size: 28px; font-weight: 700; margin-bottom: 12px; }
  .faq-hero p { font-size: 15px; opacity: 0.85; margin-bottom: 24px; }
  .faq-search {
    background: #fff;
    border-radius: 9999px;
    padding: 8px 8px 8px 24px;
    display: flex;
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
  }
  .faq-search svg { color: var(--color-text-sub); width:20px; height:20px; }
  .faq-search input { flex: 1; border: none; outline: none; padding: 12px; font-size: 16px; background: transparent; }
  .faq-search button { background: var(--color-primary); color: #fff; padding: 10px 24px; border-radius: 9999px; font-weight: 600; }

  .cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
  .cat-tab {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 18px;
    text-align: center;
    cursor: pointer;
    transition: all 0.15s;
  }
  .cat-tab:hover { border-color: var(--color-primary); transform: translateY(-1px); }
  .cat-tab.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
  .cat-tab-icon { font-size: 24px; margin-bottom: 6px; }
  .cat-tab-name { font-size: 14px; font-weight: 600; }
  .cat-tab-count { font-size: 11px; opacity: 0.7; margin-top: 2px; }

  .faq-list { display: flex; flex-direction: column; gap: 8px; }
  .faq-item {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 4px 0;
    transition: box-shadow 0.15s;
  }
  .faq-item.open { box-shadow: var(--shadow-card); border-color: var(--color-primary); }
  .faq-q {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 24px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    user-select: none;
  }
  .faq-q-tag {
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
  }
  .faq-q-text { flex: 1; }
  .faq-q-toggle { color: var(--color-text-sub); transition: transform 0.2s; }
  .faq-q-toggle svg { width: 18px; height: 18px; }
  .faq-item.open .faq-q-toggle { transform: rotate(180deg); color: var(--color-primary); }
  .faq-a {
    display: none;
    padding: 0 24px 20px 70px;
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.7;
  }
  .faq-item.open .faq-a { display: block; }

  .contact-card {
    background: linear-gradient(135deg, #F6F6F5, #EAF1F8);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
  }
  .contact-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 8px; }
  .contact-card p { font-size: 14px; color: var(--color-text-sub); margin-bottom: 20px; }
  .contact-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

  @media (max-width: 900px) { .cat-grid { grid-template-columns: repeat(2, 1fr); } }