:root {
  --ink: #1b2430;
  --muted: #5c6570;
  --line: #d8dde3;
  --bg: #f6f7f8;
  --paper: #ffffff;
  --accent: #1f4e79;
  --footer-bg: #1b2430;
  --footer-text: #e8eaed;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }

.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  color: var(--ink);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.08em;
}
.brand:hover { text-decoration: none; }
.brand small {
  display: block;
  font-weight: 400;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0;
  margin-top: 2px;
}
nav { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
nav a { color: var(--ink); }
nav a[aria-current="page"] { color: var(--accent); font-weight: 600; }
.nav-user { color: var(--muted); font-size: 14px; }
form.inline { display: inline; margin: 0; }
form.inline button {
  background: none;
  border: 0;
  padding: 0;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
}

main { background: var(--paper); }
.hero, .section { padding: 36px 0; }
.section + .section { border-top: 1px solid var(--line); }
h1 { font-size: 28px; margin: 0 0 12px; }
h2 { font-size: 20px; margin: 0 0 12px; }
p { margin: 0 0 12px; color: var(--ink); }
.lead { font-size: 17px; color: var(--muted); }
.meta, .note { color: var(--muted); font-size: 14px; }
ul { margin: 0 0 12px; padding-left: 1.2em; }
table { width: 100%; border-collapse: collapse; margin: 12px 0 16px; }
th, td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
th { background: var(--bg); width: 28%; font-weight: 600; }

.cards { display: grid; gap: 16px; margin-top: 16px; }
@media (min-width: 720px) {
  .cards { grid-template-columns: 1fr 1fr 1fr; }
}
.card {
  border: 1px solid var(--line);
  padding: 16px;
  background: var(--bg);
}
.card h2 { font-size: 17px; }

label { display: block; font-weight: 600; margin-bottom: 4px; }
input, select, textarea {
  width: 100%;
  max-width: 520px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  font: inherit;
}
.phone-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  max-width: 520px;
}
.phone-row input { flex: 1; min-width: 180px; max-width: none; }
.phone-row button {
  background: var(--paper);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 14px;
  font: inherit;
  cursor: pointer;
  white-space: nowrap;
}
.phone-row button:disabled { opacity: 0.6; cursor: not-allowed; }
textarea { max-width: 100%; }
button[type="submit"] {
  background: var(--accent);
  color: #fff;
  border: 0;
  padding: 8px 16px;
  font: inherit;
  cursor: pointer;
}
.pay-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0 8px; }
.pay-btn {
  background: var(--paper);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 16px;
  font: inherit;
  cursor: pointer;
}
.pay-dialog {
  max-width: 32rem;
  padding: 20px 22px;
  border: 1px solid var(--line);
}
.pay-dialog::backdrop { background: rgba(27, 36, 48, 0.45); }
.pay-dialog h2 { font-size: 18px; margin: 0 0 10px; }
.pay-dialog form { margin: 16px 0 0; }
.search-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; margin: 16px 0; }
.search-form input { max-width: 320px; }
.flash-wrap { padding-top: 16px; }
.flash {
  background: #fff4e5;
  border: 1px solid #e0c48a;
  padding: 10px 12px;
}
pre.body {
  white-space: pre-wrap;
  font: inherit;
  background: var(--bg);
  padding: 12px;
  border: 1px solid var(--line);
}

.site-footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 28px 0 22px;
  text-align: center;
}
.site-footer a { color: #ffffff; text-decoration: underline; }
.site-footer .beian {
  display: block;
  margin: 10px 0 6px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.site-footer .legal-links { margin: 8px 0; }
.site-footer .legal-links a { margin: 0 8px; font-size: 13px; }
.site-footer p { color: var(--footer-text); margin: 4px 0; font-size: 13px; }