:root {
  --bg: #f3f5f8;
  --surface: #fff;
  --fg: #1c2430;
  --muted: #6b7280;
  --primary: #1677ff;
  --sidebar: #0b1f3a;
  --border: #e8edf3;
  --ok: #16a34a;
  --danger: #ef4444;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", "PingFang SC", "Noto Sans SC", sans-serif; background: var(--bg); color: var(--fg); display: flex; min-height: 100vh; }
a { color: var(--primary); }
.side { width: 220px; background: var(--sidebar); color: #fff; flex-shrink: 0; }
.brand { display: flex; gap: 10px; align-items: center; padding: 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
.brand b { width: 32px; height: 32px; background: var(--primary); display: grid; place-items: center; border-radius: 8px; }
.brand small { display: block; opacity: .55; font-size: 11px; }
.side nav a { display: block; color: rgba(255,255,255,.72); text-decoration: none; padding: 10px 16px; margin: 4px 8px; border-radius: 8px; }
.side nav a.active, .side nav a:hover { background: var(--primary); color: #fff; }
.wrap { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.top { height: 56px; background: #fff; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; padding: 0 20px; font-size: 14px; }
.who { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.who a { margin-left: 8px; }
.main { padding: 20px; }
.bar { background: #fff; padding: 14px; border-radius: 12px; margin-bottom: 14px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.stat { background: #fff; padding: 16px; border-radius: 12px; }
.lab { font-size: 12px; color: var(--muted); }
.num { font-size: 22px; font-weight: 650; margin-top: 4px; }
.banner { margin: 14px 0; background: linear-gradient(90deg, #1677ff, #7c3aed); color: #fff; border-radius: 12px; padding: 16px 20px; display: flex; justify-content: space-between; align-items: center; }
.tip { background: #e8f1ff; color: var(--primary); padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; font-size: 13px; }
.panel { background: #fff; border-radius: 12px; padding: 16px; margin-bottom: 14px; overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--muted); font-weight: 500; background: #fafafa; padding: 10px 8px; }
td { padding: 10px 8px; border-top: 1px solid var(--border); }
.g { color: var(--ok); }
input, select, textarea, button { font: inherit; }
input, select, textarea { border: 1px solid #d9d9d9; border-radius: 8px; padding: 8px 10px; }
button { background: var(--primary); color: #fff; border: 0; border-radius: 8px; padding: 8px 14px; cursor: pointer; }
label { display: block; margin: 10px 0; font-size: 14px; }
label input, label textarea { width: 100%; margin-top: 6px; }
.muted { color: var(--muted); font-size: 13px; }
.err { background: #fee; color: var(--danger); padding: 8px; border-radius: 8px; }
.ok { background: #ecfdf3; color: var(--ok); padding: 8px; border-radius: 8px; }
.grid2 { display: grid; gap: 14px; grid-template-columns: 280px 1fr; }
.avatar { width: 88px; height: 88px; border-radius: 50%; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: 32px; margin: 0 auto 10px; }
.center { text-align: center; }
.break { word-break: break-all; }
.inline { display: flex; gap: 6px; align-items: center; }
body.auth { display: grid; place-items: center; background: var(--sidebar); }
.card { width: 380px; background: #fff; padding: 32px; border-radius: 16px; }
.card h1 { margin: 0 0 8px; }
.badge { display:inline-block; font-size:11px; padding:2px 8px; border-radius:999px; }
.badge-s { background:#e8f1ff; color:#1677ff; }
.badge-d { background:#f3e8ff; color:#7c3aed; }
.badge-cap { background:#fee2e2; color:#b91c1c; }
a.active-tab { font-weight:700; color:#0b1f3a; }
.langs { display:inline-flex; gap:4px; margin-right:10px; }
.langs a { color: inherit; text-decoration:none; font-size:12px; padding:2px 6px; border-radius:6px; opacity:.7; }
.langs a.on { opacity:1; background:rgba(22,119,255,.15); }
.card .langs { margin: 8px 0 12px; }
.card .langs a { color:#1677ff; }
@media (max-width: 900px) {
  body { flex-direction: column; }
  .side { width: 100%; }
  .grid2 { grid-template-columns: 1fr; }
}