:root {
  --bg: #f8f5ea;
  --card: #fffdf8;
  --text: #3e2723;
  --muted: #6f7f68;
  --accent: #5d4037;
  --border: rgba(0, 0, 0, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 24px; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.topbar h1 { margin: 0; font-size: 22px; }
.nav a { margin-right: 16px; font-size: 14px; }
.admin-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-bottom: 20px;
  padding: 12px 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.nav-group { display: flex; flex-direction: column; gap: 6px; }
.nav-group-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.nav-group-links { display: flex; flex-wrap: wrap; gap: 6px 10px; }
.admin-nav-session { margin-left: auto; align-self: flex-end; display: flex; align-items: center; gap: 8px; }
.admin-nav-logout { padding: 6px 12px; border-radius: 999px; font-size: 13px; white-space: nowrap; }
.admin-nav-session-message { min-height: 1em; margin: 0; color: var(--muted); font-size: 12px; }
.nav-link {
  font-size: 13px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(93, 64, 55, 0.06);
  border: 1px solid transparent;
}
.nav-link.is-active {
  background: var(--accent);
  color: #fff !important;
  border-color: var(--accent);
}
.nav-group--debug .nav-group-label { color: #8d6e63; }
.badge--debug {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(141, 110, 99, 0.15);
  color: #8d6e63;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
}
.notice--debug {
  background: rgba(141, 110, 99, 0.12);
  border: 1px dashed rgba(141, 110, 99, 0.35);
  color: #6d4c41;
  padding: 10px 12px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 13px;
}
.hub-card--debug { opacity: 0.92; border-style: dashed; }
.btn--muted { background: #8d6e63 !important; }
.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}
.hub-card h2 { margin: 0 0 8px; font-size: 16px; }
.hub-card p { margin: 0 0 12px; }
.hub-card a.btn {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff !important;
  font-size: 13px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.metric strong { display: block; font-size: 24px; }
.metric span { color: var(--muted); font-size: 13px; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(93, 64, 55, 0.08);
  font-size: 12px;
}
.notice {
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(255, 193, 7, 0.12);
  border: 1px solid rgba(255, 193, 7, 0.3);
  font-size: 13px;
  margin-bottom: 16px;
}
.notice--mock {
  background: rgba(33, 150, 243, 0.1);
  border-color: rgba(33, 150, 243, 0.35);
}
.notice--cloud {
  background: rgba(46, 125, 50, 0.12);
  border-color: rgba(46, 125, 50, 0.35);
  color: #1b5e20;
}
.notice--strict {
  background: rgba(46, 125, 50, 0.12);
  border-color: rgba(46, 125, 50, 0.35);
}
.notice--warn {
  background: rgba(255, 193, 7, 0.12);
  border-color: rgba(255, 193, 7, 0.3);
}
.toolbar { display: flex; gap: 8px; margin-bottom: 12px; }
.account-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.account-actions--mobile { display: none; }
.account-actions summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 700;
}
.account-actions__menu { display: grid; gap: 8px; margin-top: 8px; }
input, button {
  font: inherit;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
}
button {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  cursor: pointer;
}
.muted { color: var(--muted); font-size: 13px; }
.error { color: #b71c1c; }
@media (max-width: 640px) {
  .wrap { padding: 14px 12px 32px; }
  /* 关系键、绑定码和其他审计标识可能无空格；手机端必须换行，不能让
     详情卡或页面整体被长 ID 撑出屏幕。 */
  .card .muted { overflow-wrap: anywhere; word-break: break-word; }
  /* 管理端入口必须完整可见，不能把手机用户留在横向滚动条里找功能。 */
  .admin-nav { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; overflow: visible; }
  .nav-group, .nav-group-links { min-width: 0; }
  .nav-group-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; overflow: visible; }
  .nav-link { min-width: 0; padding: 6px 4px; text-align: center; overflow-wrap: anywhere; }
  .admin-nav-session { margin-left: 0; align-self: stretch; justify-content: space-between; }
  .mobile-cards { display: block; width: 100%; border-collapse: separate; }
  .mobile-cards thead { display: none; }
  .mobile-cards tbody, .mobile-cards tr, .mobile-cards td { display: block; width: 100%; }
  .mobile-cards tr { margin: 0 0 12px; padding: 8px 12px; border: 1px solid var(--border); border-radius: 14px; background: var(--card); }
  .mobile-cards td { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 8px; padding: 8px 0; border: 0; white-space: normal; overflow-wrap: anywhere; }
  .mobile-cards td::before { content: attr(data-label); color: var(--muted); font-size: 12px; font-weight: 600; }
  .toolbar { flex-wrap: wrap; }
  .toolbar > * { flex: 1 1 auto; min-width: 0; }
  .account-actions--desktop { display: none; }
  .account-actions--mobile { display: block; }
  .account-actions__menu button { width: 100%; }
}