:root {
  --bg: #0b1220;
  --panel: #111d33;
  --panel2: #0d1628;
  --border: #22314e;
  --text: #e6edf7;
  --muted: #8ea0bd;
  --acc: #38bdf8;
  --up: #22c55e;
  --down: #ef4444;
  --warn: #f59e0b;
  --radius: 12px;
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
a { color: var(--acc); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .code, .mono { font-family: var(--mono); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.tiny { font-size: 11.5px; }
.sp { flex: 1; }
.row { display: flex; align-items: center; gap: 10px; }
.wrap { flex-wrap: wrap; }
.between { justify-content: space-between; }

/* login */
.login-box { width: min(420px, 92vw); margin: 8vh auto; background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 26px; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.brand h1 { margin: 0; font-size: 22px; }
.brand p { margin: 2px 0 0; }
.logo { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg, var(--acc), #22d3ee); color: #04121f; display: flex; align-items: center; justify-content: center; font-weight: 900; flex-shrink: 0; }
.brand.small .logo { width: 30px; height: 30px; border-radius: 9px; font-size: 13px; }
label { display: block; font-size: 12.5px; color: var(--muted); font-weight: 600; margin-bottom: 12px; }
input, select, textarea { width: 100%; margin-top: 5px; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: var(--panel2); color: var(--text); font: inherit; font-size: 14px; outline: none; }
input:focus, select:focus { border-color: var(--acc); box-shadow: 0 0 0 3px rgba(56,189,248,.16); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; border: 1px solid var(--border); background: var(--panel2); color: var(--text); border-radius: 10px; padding: 9px 15px; font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
.btn:hover { border-color: var(--acc); }
.btn.primary { background: linear-gradient(135deg, var(--acc), #22d3ee); border-color: transparent; color: #04121f; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 6px 11px; font-size: 13px; }
.btn.block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.err { color: var(--down); font-size: 13px; min-height: 18px; margin: 8px 0 0; }

/* shell */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 14px; padding: 11px 18px; background: rgba(11,18,32,.86); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.tabs { display: flex; gap: 3px; }
.tabs button { background: none; border: none; color: var(--muted); font: inherit; font-size: 13.5px; font-weight: 700; padding: 8px 13px; border-radius: 9px; cursor: pointer; }
.tabs button:hover { background: var(--panel2); color: var(--text); }
.tabs button.on { background: rgba(56,189,248,.15); color: var(--acc); }
.content { max-width: 1120px; margin: 0 auto; padding: 20px 18px 60px; }
h2 { margin: 0 0 4px; font-size: 20px; }
h3 { margin: 0 0 8px; font-size: 15px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin: 14px 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; margin-top: 14px; }
.pcard { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 15px; }
.pcard .st { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 700; }
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 700; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); }
.badge.ok { color: var(--up); border-color: rgba(34,197,94,.45); background: rgba(34,197,94,.1); }
.badge.bad { color: var(--down); border-color: rgba(239,68,68,.45); background: rgba(239,68,68,.1); }
.badge.warn { color: var(--warn); border-color: rgba(245,158,11,.45); background: rgba(245,158,11,.1); }
.badge.info { color: var(--acc); border-color: rgba(56,189,248,.45); background: rgba(56,189,248,.1); }
.tbl-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); margin-top: 12px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th, .tbl td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--border); }
.tbl th { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: var(--panel2); }
.tbl tr:last-child td { border-bottom: none; }
.code { background: var(--panel2); border: 1px solid var(--border); border-radius: 10px; padding: 12px; font-size: 12.5px; overflow-x: auto; white-space: pre; }
.steps { margin: 0; padding-left: 20px; font-size: 13.5px; line-height: 1.8; }
.notice { background: rgba(56,189,248,.1); border: 1px solid rgba(56,189,248,.4); border-radius: 10px; padding: 12px; margin: 10px 0; font-size: 13px; }
.toast { position: fixed; right: 16px; bottom: 16px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 12px 16px; z-index: 90; max-width: 340px; font-size: 13.5px; box-shadow: 0 14px 40px rgba(0,0,0,.45); }
@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; }
  .content { padding: 14px; }
  .cards { grid-template-columns: 1fr; }
}