:root {
  --bg: #f4f2ff;
  --card: #fff;
  --text: #1a1630;
  --muted: #6b6580;
  --primary: #6c4cf1;
  --primary-soft: #efeaff;
  --line: #e6e1f5;
  --danger: #b42318;
  --ok: #027a48;
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, #ddd4ff 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, #f0e7ff 0%, transparent 35%),
    var(--bg);
  min-height: 100vh;
}
.page {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 64px;
}
.page.narrow { width: min(520px, calc(100% - 32px)); }
.hero { margin-bottom: 28px; }
.eyebrow {
  margin: 0 0 8px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.hero h1 { margin: 0 0 10px; font-size: 28px; line-height: 1.2; }
.sub { margin: 0; color: var(--muted); line-height: 1.65; font-size: 14px; }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 10px 30px rgba(60, 40, 120, 0.06);
}
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card .price {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
}
.card .desc { margin: 0 0 16px; color: var(--muted); font-size: 13px; line-height: 1.5; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  text-decoration: none;
}
.btn.primary {
  border-color: transparent;
  background: var(--primary);
  color: #fff;
}
.btn:disabled { opacity: 0.5; cursor: default; }
.policy {
  margin-top: 28px;
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}
.policy h2 { margin: 0 0 8px; font-size: 15px; }
.policy ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.7; }
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(60, 40, 120, 0.06);
}
.panel.success h2 { margin-top: 0; color: var(--ok); }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 13px; line-height: 1.55; }
.warn {
  color: var(--danger);
  background: #fef3f2;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.5;
}
.field { display: grid; gap: 6px; margin: 12px 0; font-size: 12px; color: var(--muted); }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: 13px;
  color: var(--text);
  background: #faf9ff;
}
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.back { display: inline-block; margin-top: 14px; color: var(--primary); font-size: 13px; }
.site-footer {
  margin-top: 28px;
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: flex-start;
  justify-content: space-between;
}
.site-footer strong { color: var(--text); }
.site-footer p { margin: 4px 0 0; }
.footer-beian { display: flex; align-items: center; }
.beian-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  text-decoration: none;
  line-height: 1.2;
}
.beian-link img {
  width: 18px;
  height: 20px;
  object-fit: contain;
  flex: 0 0 auto;
}
.beian-link:hover { color: var(--primary); }