*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
    background: #f0f4f8;
    color: #1a2b4a;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
  }

  .top-banner {
    background: linear-gradient(135deg, #0f2b5b 0%, #1a4a8a 40%, #2563eb 100%);
    padding: 0 0 100px;
    position: relative;
    overflow: hidden;
  }
  .top-banner::before {
    content: '';
    position: absolute;
    top: -50%; right: -20%;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
  }
  .top-banner::after {
    content: '';
    position: absolute;
    bottom: -30%; left: -10%;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
    border-radius: 50%;
  }

  .container {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
  }

  .topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .brand-logo {
    width: 52px; height: 52px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  }
  .brand-name {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 3px;
    color: #fff;
  }
  .brand-tag {
    font-size: 11px;
    color: rgba(255,255,255,0.6);
    letter-spacing: 1.5px;
  }
  .hero {
    text-align: center;
    padding: 50px 0 30px;
    position: relative;
  }
  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 100px;
    font-size: 13px;
    color: #fff;
    letter-spacing: 2px;
    margin-bottom: 28px;
  }
  .hero-badge::before {
    content: '';
    width: 6px; height: 6px;
    background: #4ade80;
    border-radius: 50%;
    box-shadow: 0 0 8px #4ade80;
  }
  .hero-slogan {
    font-size: clamp(44px, 8vw, 76px);
    font-weight: 900;
    letter-spacing: 12px;
    line-height: 1.1;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #ffd700 0%, #ffaa33 50%, #ffd700 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(255, 215, 0, 0.3);
  }
  .hero-title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    letter-spacing: 6px;
    line-height: 1.2;
    margin-bottom: 20px;
    color: rgba(255,255,255,0.9);
  }
  .hero-sub {
    font-size: clamp(14px, 2vw, 17px);
    color: rgba(255,255,255,0.75);
    max-width: 560px;
    margin: 0 auto;
    letter-spacing: 1px;
  }
  .stats-card {
    background: #fff;
    border-radius: 20px;
    padding: 28px 40px;
    margin-top: 40px;
    box-shadow: 0 20px 60px rgba(15, 43, 91, 0.15);
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: relative;
    z-index: 2;
  }
  .stat {
    text-align: center;
    flex: 1;
  }
  .stat + .stat {
    border-left: 1px solid #e5e9f0;
  }
  .stat-num {
    font-size: 30px;
    font-weight: 800;
    background: linear-gradient(135deg, #1a4a8a, #2563eb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .stat-label {
    font-size: 12px;
    color: #6b7a94;
    margin-top: 4px;
    letter-spacing: 1px;
  }
  .zp-section {
    padding: 60px 0 40px;
  }
  .section-header {
    text-align: center;
    margin-bottom: 44px;
  }
  .section-title {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 4px;
    color: #0f2b5b;
    margin-bottom: 10px;
  }
  .section-desc {
    font-size: 14px;
    color: #8899aa;
    letter-spacing: 1px;
  }
  .zp-main-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-bottom: 48px;
  }
  .zp-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px 32px 32px;
    text-align: center;
    box-shadow: 0 4px 24px rgba(15, 43, 91, 0.06);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
  }
  .zp-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, #2563eb, #4ade80);
  }
  .zp-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(15, 43, 91, 0.12);
  }
  .zp-card-icon {
    width: 56px; height: 56px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .zp-card-icon img {
    width: 28px; height: 28px;
    object-fit: contain;
  }
  .zp-card-title {
    font-size: 22px;
    font-weight: 800;
    color: #0f2b5b;
    margin-bottom: 8px;
    letter-spacing: 2px;
  }
  .zp-card-desc {
    font-size: 13px;
    color: #8899aa;
    margin-bottom: 28px;
    letter-spacing: 1px;
  }
  .zp-image-wrap {
    width: 200px; height: 200px;
    margin: 0 auto;
    background: #fff;
    border: 2px solid #e5e9f0;
    border-radius: 16px;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .zp-image-wrap img {
    width: 100%; height: 100%;
    object-fit: contain;
    border-radius: 8px;
  }
  .zp-tip {
    margin-top: 20px;
    display: inline-block;
    padding: 6px 16px;
    background: #eff6ff;
    color: #2563eb;
    border-radius: 100px;
    font-size: 12px;
    letter-spacing: 1px;
    font-weight: 600;
  }
  .zp-sub-row {
    margin-bottom: 20px;
  }
  .zp-sub-title {
    text-align: center;
    font-size: 16px;
    color: #6b7a94;
    margin-bottom: 28px;
    letter-spacing: 2px;
    font-weight: 600;
  }
  .zp-mini-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
  .zp-mini-card {
    background: #fff;
    border-radius: 16px;
    padding: 24px 16px 20px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(15, 43, 91, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
  }
  .zp-mini-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(15, 43, 91, 0.1);
  }
  .zp-mini-image {
    width: 180px; height: 180px;
    margin: 0 auto 14px;
    background: #fff;
    border: 1.5px solid #e5e9f0;
    border-radius: 12px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .zp-mini-image img {
    width: 100%; height: 100%;
    object-fit: contain;
    border-radius: 6px;
  }
  .zp-mini-name {
    font-size: 14px;
    font-weight: 700;
    color: #0f2b5b;
    margin-bottom: 4px;
  }
  .zp-mini-desc {
    font-size: 11px;
    color: #8899aa;
  }
  .features {
    padding: 50px 0 60px;
  }
  .features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }
  .feature {
    text-align: center;
    padding: 28px 16px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(15, 43, 91, 0.04);
  }
  .feature-icon {
    width: 52px; height: 52px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .feature-icon img {
    width: 26px; height: 26px;
    object-fit: contain;
  }
  .feature-title {
    font-size: 15px;
    font-weight: 700;
    color: #0f2b5b;
    margin-bottom: 8px;
  }
  .feature-desc {
    font-size: 12px;
    color: #8899aa;
    line-height: 1.6;
  }
  .footer {
    text-align: center;
    padding: 50px 24px;
    color: rgba(255,255,255,0.8);
    font-size: 15px;
    letter-spacing: 1.5px;
    background: linear-gradient(135deg, #0f2b5b 0%, #1a4a8a 100%);
    margin-top: 40px;
  }
  .footer-slogan {
    margin-bottom: 8px;
  }
  .footer-copyright {
    font-weight: 600;
  }
  .footer-icp {
    margin-top: 6px;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
  }
  @media (max-width: 768px) {
    .top-banner { padding-bottom: 80px; }
    .stats-card {
      flex-direction: row;
      padding: 20px 16px;
      gap: 8px;
    }
    .stat-num { font-size: 22px; }
    .zp-main-row { grid-template-columns: 1fr; gap: 20px; }
    .zp-mini-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .hero { padding: 30px 0 20px; }
    .zp-image-wrap { width: 180px; height: 180px; }
    .section-title { font-size: 22px; }
  }
  @media (max-width: 480px) {
    .container { padding: 0 16px; }
    .topbar { padding: 20px 0; }
    .brand-name { font-size: 16px; }
    .zp-card { padding: 28px 20px 24px; }
    .stats-card { flex-wrap: wrap; }
    .stat { flex: 1 1 30%; }
    .stat + .stat { border-left: none; }
  }