/* 管理后台样式,复用 styles.css 的 CSS 变量 */
.admin-body {
  margin: 0;
  background: var(--bg, #f8fafc);
}

.admin-gate {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
}

.admin-gate-card {
  display: grid;
  justify-items: center;
  gap: 10px;
  text-align: center;
  padding: 32px;
  max-width: 360px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}

.admin-gate-card h2 { margin: 4px 0 0; font-size: 18px; color: var(--ink); }
.admin-gate-card p { margin: 0; color: var(--ink-2); font-size: 13px; }
.admin-gate-card .primary-action { margin-top: 12px; text-decoration: none; }

.admin-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 24px 60px;
}

.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0 18px;
  border-bottom: 1px solid var(--border);
}

.admin-brand { display: inline-flex; align-items: center; gap: 8px; font-size: 16px; color: var(--ink); }
.admin-brand strong { font-weight: 800; }
.admin-topbar-right { display: inline-flex; align-items: center; gap: 10px; }
.admin-who { color: var(--ink-2); font-size: 13px; }
.admin-topbar .ghost-button { text-decoration: none; }

.admin-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 20px 0;
}

.stat-card {
  display: grid;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.stat-card small { color: var(--ink-2); font-size: 12px; }
.stat-card b { font-size: 26px; font-weight: 800; color: var(--ink); font-variant-numeric: tabular-nums; }

.admin-tabs { display: flex; gap: 8px; margin-bottom: 14px; }

.admin-tab {
  min-height: 34px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--ink-2);
  font-weight: 700;
  cursor: pointer;
}

.admin-tab.is-active { border-color: var(--accent); background: var(--accent-tint); color: var(--accent); }

.admin-toolbar { display: flex; gap: 8px; margin-bottom: 12px; }
.admin-toolbar input {
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}

.admin-table-wrap {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.admin-table th, .admin-table td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--border); }
.admin-table th { background: var(--surface-2, #f1f5f9); color: var(--ink-2); font-weight: 700; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table td.num, .admin-table td.mono { font-variant-numeric: tabular-nums; }
.admin-table td.mono { font-family: ui-monospace, Menlo, monospace; }
.admin-empty { text-align: center; color: var(--ink-3, #94a3b8); padding: 24px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  background: var(--surface-2, #f1f5f9);
  color: var(--ink-2);
}
.badge-admin { background: #eef2ff; color: #4f46e5; }
.badge-ok { background: #ecfdf5; color: #16a34a; }
.badge-danger { background: #fef2f2; color: #dc2626; }

.link-button { border: none; background: none; color: var(--accent); font-weight: 700; cursor: pointer; padding: 0; }

.ghost-button.danger { border-color: #fca5a5; color: #dc2626; }

.admin-code-form {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}
.admin-code-form label { display: grid; gap: 6px; }
.admin-code-form label span { font-size: 12px; font-weight: 700; color: var(--ink); }
.admin-code-form input {
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}

.admin-code-output {
  margin-bottom: 14px;
  padding: 14px;
  border: 1px dashed var(--accent);
  border-radius: var(--radius);
  background: var(--accent-tint);
  font-size: 13px;
  line-height: 2;
}
.admin-code-output code {
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--surface);
  font-family: ui-monospace, Menlo, monospace;
  font-weight: 700;
}

/* 详情抽屉 */
.admin-drawer[hidden] { display: none; }
.admin-drawer { position: fixed; inset: 0; z-index: 100; }
.admin-drawer-backdrop { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.36); }
.admin-drawer-panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(440px, 100%);
  padding: 20px;
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
}
.admin-drawer-head { display: flex; align-items: center; justify-content: space-between; }
.admin-drawer-head h3 { margin: 0; font-size: 16px; color: var(--ink); }
.drawer-balance { margin: 16px 0; font-size: 14px; color: var(--ink-2); }
.drawer-balance b { font-size: 22px; color: var(--ink); }
.drawer-section { padding: 16px 0; border-top: 1px solid var(--border); }
.drawer-section h4 { margin: 0 0 10px; font-size: 13px; color: var(--ink); }
.drawer-credit-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; }
.drawer-credit-row input {
  min-height: 36px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}

@media (max-width: 720px) {
  .admin-stats { grid-template-columns: repeat(2, 1fr); }
  .admin-code-form { grid-template-columns: 1fr 1fr; }
}