:root {
  --bg: #0f1216;
  --bg-2: #161a21;
  --card: #1a1f27;
  --card-2: #212832;
  --line: #2a323e;
  --text: #e6eaf0;
  --muted: #8b96a8;
  --accent: #4f8cff;
  --accent-dim: #2f5fb3;
  --ok: #35c07f;
  --wait: #e0a83a;
  --off: #7d8899;
  --bad: #e2574c;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }

.ic { width: 17px; height: 17px; display: inline-block; vertical-align: -3px; flex: 0 0 auto; }

/* ---------- topbar ---------- */

.topbar {
  display: flex; align-items: center; gap: 22px;
  padding: 0 20px; height: 54px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 30;
}
.brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 650; color: var(--text); letter-spacing: .2px;
}
.brand:hover { text-decoration: none; }
.brand-mark { font-size: 18px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  display: flex; align-items: center; gap: 7px;
  padding: 7px 11px; border-radius: 8px;
  color: var(--muted); font-weight: 500;
}
.nav a:hover { background: var(--card-2); color: var(--text); text-decoration: none; }
.nav a.on { background: var(--accent-dim); color: #fff; }
.spacer { flex: 1; }
.linkbtn {
  background: none; border: 0; color: var(--muted); cursor: pointer;
  display: flex; align-items: center; gap: 7px; padding: 7px 10px; border-radius: 8px;
  font: inherit;
}
.linkbtn:hover { background: var(--card-2); color: var(--text); }

/* ---------- layout ---------- */

.wrap { max-width: 1280px; margin: 0 auto; padding: 22px 20px 60px; }
.grid { display: grid; gap: 16px; }
.grid.c2 { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.grid.c3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.c4 { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.stack { display: flex; flex-direction: column; gap: 16px; }

/* ---------- cards / stats ---------- */

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.card > h2 {
  margin: 0; padding: 13px 16px; font-size: 13px; font-weight: 600;
  letter-spacing: .4px; text-transform: uppercase; color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.card > .body { padding: 16px; }
.card > .body.tight { padding: 0; }

.stat { padding: 14px 16px; }
.stat .k { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.stat .v { font-size: 26px; font-weight: 650; margin-top: 4px; letter-spacing: -.5px; }
.stat .n { color: var(--muted); font-size: 12.5px; margin-top: 2px; }

/* ---------- table ---------- */

table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
th {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .4px;
  color: var(--muted); font-weight: 600; background: var(--bg-2);
  position: sticky; top: 54px; z-index: 5;
}
tbody tr:hover { background: var(--card-2); }
tbody tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.actions { text-align: right; white-space: nowrap; }
.table-wrap { overflow-x: auto; }
.empty { padding: 34px 16px; text-align: center; color: var(--muted); }

/* ---------- badges ---------- */

.badge {
  display: inline-block; padding: 2px 8px; border-radius: 20px;
  font-size: 11.5px; font-weight: 600; text-transform: lowercase;
  background: var(--card-2); color: var(--muted); border: 1px solid var(--line);
}
.badge.ok { color: var(--ok); border-color: #1e5c40; background: #12281f; }
.badge.wait { color: var(--wait); border-color: #5c4a1e; background: #2a2312; }
.badge.off { color: var(--off); }
.badge.bad { color: var(--bad); border-color: #5c2a26; background: #2a1614; }

/* ---------- forms ---------- */

label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=datetime-local], select, textarea {
  width: 100%; padding: 8px 10px;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px;
  font: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-dim); outline-offset: -1px; }
textarea { min-height: 72px; resize: vertical; }
.field { margin-bottom: 12px; }
.hint { color: var(--muted); font-size: 12px; margin-top: 4px; }
.checks { display: flex; flex-wrap: wrap; gap: 14px; }
.checks label { display: flex; align-items: center; gap: 6px; color: var(--text); margin: 0; }
.checks input { width: auto; }

.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--card-2); color: var(--text);
  font: inherit; font-weight: 550; cursor: pointer;
}
.btn:hover { background: #2a323e; text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #3f7bf0; }
.btn.danger { color: var(--bad); border-color: #5c2a26; }
.btn.danger:hover { background: #2a1614; }
.btn.sm { padding: 5px 9px; font-size: 12.5px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- flashes ---------- */

.flashes { margin-bottom: 16px; display: grid; gap: 8px; }
.flash { padding: 10px 13px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); }
.flash.success { border-color: #1e5c40; background: #12281f; color: #9ce7c2; }
.flash.error { border-color: #5c2a26; background: #2a1614; color: #f5b3ad; }
.flash.warning { border-color: #5c4a1e; background: #2a2312; color: #f0d59a; }
.flash.info { border-color: var(--accent-dim); background: #131c2e; color: #b9cdf7; }

/* ---------- misc ---------- */

.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.nowrap { white-space: nowrap; }
.trunc { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.page-head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 21px; font-weight: 650; letter-spacing: -.3px; }
.page-head .spacer { flex: 1; }
dl.kv { display: grid; grid-template-columns: 200px 1fr; gap: 7px 14px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }
.sep { height: 1px; background: var(--line); margin: 14px 0; }
.bar { height: 6px; border-radius: 4px; background: var(--card-2); overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); }
.bar > i.hot { background: var(--bad); }
.qr { background: #fff; padding: 10px; border-radius: 8px; display: inline-block; }
.qr img { display: block; width: 200px; height: 200px; }
pre.cfg {
  background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px; overflow-x: auto; margin: 0; color: #cfe3ff;
}
.filters { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 14px; }
.filters .field { margin: 0; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: center; padding: 14px; }
.pager a, .pager span { padding: 5px 11px; border-radius: 7px; border: 1px solid var(--line); }
.pager .cur { background: var(--accent-dim); color: #fff; border-color: var(--accent-dim); }

/* ---------- login ---------- */

.login-page { display: grid; place-items: center; min-height: 100vh; background: var(--bg); }
.login-card { width: 100%; max-width: 380px; padding: 28px; }
.login-card h1 { margin: 0 0 4px; font-size: 20px; }
.login-card .sub { color: var(--muted); margin-bottom: 20px; }

@media (max-width: 760px) {
  .nav a span { display: none; }
  dl.kv { grid-template-columns: 1fr; }
}