:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-soft: #eef2ff;
  --danger: #dc2626;
  --success: #059669;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --bg: #f3f4f8;
  --card: #fff;
  --radius: 12px;
  --shadow: 0 1px 8px rgba(30, 27, 75, 0.06);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.center { text-align: center; }
.big-emoji { font-size: 48px; }

.topbar { background: #111827; color: #fff; position: sticky; top: 0; z-index: 50; }
.topbar-inner { max-width: 1180px; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; gap: 20px; min-height: 54px; flex-wrap: wrap; }
.topbar .brand { color: #fff; font-weight: 800; font-size: 17px; }
.topbar-links { display: flex; gap: 4px; flex: 1; }
.topbar-links a { color: #cbd5e1; padding: 8px 12px; border-radius: 8px; font-size: 14px; }
.topbar-links a:hover { color: #fff; background: rgba(255,255,255,0.08); text-decoration: none; }
.topbar-links a.active { color: #fff; background: rgba(255,255,255,0.14); font-weight: 600; }
.topbar-user { display: flex; align-items: center; gap: 10px; font-size: 13px; color: #d1d5db; }
.pending-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #f59e0b; margin-left: 4px; vertical-align: 1px; }

.container { max-width: 1180px; margin: 0 auto; padding: 22px 16px 56px; }
.page-title { margin: 0 0 16px; font-size: 21px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.search-form { display: flex; gap: 8px; }
.search-form .input { width: 220px; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 16px; }
.card-title { margin: 0 0 12px; font-size: 16px; }

.stat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 18px; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; display: flex; flex-direction: column; color: var(--text); }
.stat-card:hover { text-decoration: none; border-color: var(--primary); }
.stat-card b { font-size: 26px; color: var(--primary); }
.stat-card.warn b { color: #d97706; }
.stat-card.danger b { color: var(--danger); }
.stat-card span { font-size: 13px; color: var(--muted); }

.tabs { display: flex; gap: 4px; margin-bottom: 14px; border-bottom: 1px solid var(--border); }
.tab { padding: 8px 14px; font-size: 14px; font-weight: 600; color: var(--muted); border-bottom: 2px solid transparent; }
.tab:hover { text-decoration: none; color: var(--primary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--muted); font-weight: 600; white-space: nowrap; background: #fafafa; }
.content-cell { max-width: 340px; white-space: pre-wrap; word-break: break-word; }
.ops { white-space: nowrap; }
.ops .inline-form { margin-bottom: 4px; }
.avatar-mini { display: inline-block; }
.avatar-mini-img {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  vertical-align: middle;
  margin-right: 2px;
}
.tag { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; }
.tag.ok { background: #ecfdf5; color: #047857; }
.tag.danger { background: #fef2f2; color: #b91c1c; }
.tag.warn { background: #fffbeb; color: #b45309; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid transparent; border-radius: 8px; padding: 8px 14px;
  font-size: 13px; font-weight: 600; cursor: pointer;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: #fff; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-block { width: 100%; }

.input {
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px;
  font-size: 14px; font-family: inherit; color: var(--text); background: #fff;
}
.input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.12); }
.input.mini { width: 110px; font-size: 12px; padding: 5px 8px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.inline-form { display: inline; margin: 0; }
.linklike { background: none; border: none; color: var(--primary); cursor: pointer; font: inherit; }
.hint { font-size: 12px; color: var(--muted); }

.alert { border-radius: 8px; padding: 9px 12px; font-size: 13px; margin-bottom: 14px; }
.alert-error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-success { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }

.pager { display: flex; gap: 6px; margin-top: 14px; flex-wrap: wrap; }
.page-num { min-width: 28px; text-align: center; padding: 4px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; color: var(--text); }
.page-num:hover { text-decoration: none; border-color: var(--primary); }
.page-num.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.report-item { border: 1px solid var(--border); border-radius: 10px; padding: 14px; margin-bottom: 12px; }
.report-meta { display: flex; align-items: center; gap: 8px; font-size: 13px; flex-wrap: wrap; }
.report-meta .muted { margin-left: auto; }
.report-reason { font-size: 14px; margin: 6px 0; }
.report-target { background: #f8fafc; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 13px; white-space: pre-wrap; word-break: break-word; }
.report-target.deleted { color: var(--muted); text-decoration: line-through; }
.report-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; align-items: center; }
.ban-form { display: inline-flex !important; gap: 6px; align-items: center; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: #111827; padding: 16px; }
.login-card { background: #fff; border-radius: 16px; padding: 32px; width: 100%; max-width: 400px; }
.login-card h1 { margin: 0 0 4px; font-size: 22px; }
.login-card > p { margin: 0 0 18px; }
.captcha-row { display: flex; gap: 8px; align-items: center; }
.captcha-img { cursor: pointer; border: 1px solid var(--border); border-radius: 8px; }
.captcha-input { flex: 1; }
.add-admin-form { display: flex; gap: 8px; flex-wrap: wrap; }
.add-admin-form .input { flex: 1; min-width: 180px; }

@media (max-width: 760px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .topbar-inner { gap: 8px; }
  .topbar-links { order: 3; width: 100%; overflow-x: auto; }
  .search-form { width: 100%; }
  .search-form .input { flex: 1; width: auto; }
}