* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { width: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC VF', sans-serif;
  background: linear-gradient(180deg, #D7E8FF 0%, #EAF3FF 42%, #D2E7FF 100%);
  color: #1F2D3D;
  min-height: 100vh;
}
.wrap { max-width: 480px; margin: 0 auto; padding: 20px 16px 28px; }

/* 顶部品牌 */
.top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 14px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 50px; height: 50px; border-radius: 14px; background: #0B57C8; color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 20px;
}
.brand-name { font-size: 24px; font-weight: 900; color: #0B3D8F; letter-spacing: 1px; }
.brand-en { font-size: 12px; color: #4A6B9F; letter-spacing: 2px; margin-top: 2px; }
.g5 { font-size: 34px; font-weight: 900; color: #1456B8; }
.g5 span { font-size: 15px; font-weight: 600; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: #0B57C8; color: #fff; border-radius: 999px; padding: 7px 16px;
  font-size: 14px; font-weight: 600; margin-bottom: 10px;
}
.hero-title { font-size: 30px; font-weight: 900; color: #0B3D8F; letter-spacing: 2px; margin-bottom: 14px; }

/* 四格表格 */
.table { background: #fff; border-radius: 20px; overflow: hidden; box-shadow: 0 8px 24px rgba(20,86,184,.12); margin-bottom: 14px; }
.tr { display: grid; grid-template-columns: repeat(4, 1fr); }
.tr.head { background: #1456B8; color: #fff; }
.tr.head .td { font-size: 14px; font-weight: 700; padding: 12px 4px; text-align: center; }
.tr.body .td { padding: 14px 4px; text-align: center; }
.tr.body .td .big { font-size: 26px; font-weight: 900; color: #0B3D8F; }
.tr.body .td .big.red { color: #E8372E; }
.tr.body .td .big small { font-size: 13px; font-weight: 600; }
.tr.body .td .sub { font-size: 12px; color: #5A6B85; margin-top: 3px; }
.tr.body .td .two { font-size: 15px; font-weight: 800; color: #0B3D8F; line-height: 1.35; }
.tr.body .td .two.red { color: #E8372E; }
.tr.body .td .two .sm { font-size: 12px; font-weight: 600; color: #5A6B85; }

/* 信息卡片 */
.cards { display: flex; flex-direction: column; gap: 10px; margin-bottom: 14px; }
.card { background: #fff; border-radius: 20px; padding: 16px 18px; display: flex; gap: 14px; box-shadow: 0 6px 18px rgba(20,86,184,.10); }
.icon { flex: 0 0 44px; height: 44px; border-radius: 14px; background: #E8F1FF; display: flex; align-items: center; justify-content: center; }
.icon svg { width: 26px; height: 26px; }
.card-body { flex: 1; }
.card-body h3 { font-size: 17px; color: #0B57C8; font-weight: 800; margin-bottom: 6px; }
.card-body p, .card-body li { font-size: 15px; line-height: 1.5; color: #33414F; }
.card-body ul { list-style: none; display: flex; flex-direction: column; gap: 5px; }
.card-body ul li::before { content: '·'; color: #0B57C8; font-weight: 900; margin-right: 8px; }
.card-body .red { color: #E8372E; font-weight: 800; }
.card-body .note { font-size: 13px; color: #6B7A99; margin-top: 5px; }

/* 表单卡片 */
.form-card { background: #fff; border-radius: 24px; padding: 20px 18px; box-shadow: 0 8px 24px rgba(20,86,184,.14); }
.form-card h2 { font-size: 20px; color: #0B57C8; font-weight: 900; margin-bottom: 4px; }
.form-card .sub { font-size: 13px; color: #6B7A99; margin-bottom: 16px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 14px; font-weight: 700; color: #33414F; margin-bottom: 6px; }
.field label .req { color: #E8372E; }
.field input[type=text], .field input[type=tel], .field textarea {
  width: 100%; border: 1.5px solid #D6E4FF; border-radius: 12px; padding: 12px 14px;
  font-size: 15px; background: #F7FBFF; outline: none;
}
.field input:focus, .field textarea:focus { border-color: #0B57C8; background: #fff; }
.field textarea { resize: vertical; min-height: 64px; }
.radio-row { display: flex; gap: 10px; }
.radio-row label {
  flex: 1; border: 1.5px solid #D6E4FF; border-radius: 12px; padding: 11px 12px;
  font-size: 14px; font-weight: 600; text-align: center; cursor: pointer; background: #F7FBFF;
}
.radio-row input { display: none; }
.radio-row label.active { border-color: #0B57C8; background: #E8F1FF; color: #0B57C8; }
.submit-btn {
  width: 100%; border: none; border-radius: 14px; padding: 15px;
  background: linear-gradient(90deg, #0B57C8, #1456B8); color: #fff;
  font-size: 18px; font-weight: 900; letter-spacing: 2px; cursor: pointer;
}
.submit-btn:disabled { opacity: .6; }
.form-msg { margin-top: 12px; font-size: 14px; line-height: 1.6; display: none; }
.form-msg.ok { display: block; color: #1A7F4B; }
.form-msg.err { display: block; color: #E8372E; }

.footer { margin-top: 20px; font-size: 12px; color: #4A6B9F; text-align: center; line-height: 1.7; }
.footer a { color: #4A6B9F; text-decoration: underline; }

/* 后台页 */
.admin-wrap { max-width: 960px; margin: 0 auto; padding: 20px 16px; }
.admin-wrap h1 { font-size: 22px; color: #0B3D8F; margin-bottom: 14px; }
.admin-bar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.admin-bar a, .admin-bar button {
  border: 1.5px solid #0B57C8; background: #fff; color: #0B57C8; border-radius: 10px;
  padding: 8px 14px; font-size: 14px; cursor: pointer; text-decoration: none;
}
table.orders { width: 100%; border-collapse: collapse; background: #fff; border-radius: 16px; overflow: hidden; font-size: 14px; }
table.orders th, table.orders td { padding: 10px 12px; border-bottom: 1px solid #EEF3FB; text-align: left; }
table.orders th { background: #E8F1FF; color: #0B3D8F; font-weight: 700; }
.empty { color: #6B7A99; padding: 30px; text-align: center; }