:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #262b36;
  --text: #e6e8ec;
  --muted: #8b93a1;
  --accent: #5b8cff;
  --accent-2: #37d39a;
  --danger: #ff6b6b;
  --warn: #ffb84d;
  font-size: 15px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.45;
}

a { color: var(--accent); }

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 5;
}
.topbar .brand { font-weight: 700; letter-spacing: .3px; }
.topbar .brand span { color: var(--accent); }
.topbar .spacer { flex: 1; }

.ranges { display: flex; gap: 6px; }
.ranges button, .btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
  font-size: .9rem;
}
.ranges button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn:hover, .ranges button:hover { border-color: var(--accent); }
.btn.danger { color: var(--danger); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }

main { padding: 22px; max-width: 1200px; margin: 0 auto; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
}
.card .label { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .5px; }
.card .value { font-size: 1.7rem; font-weight: 700; margin-top: 6px; }
.card .sub { color: var(--muted); font-size: .8rem; margin-top: 2px; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 22px;
}
.panel h2 { margin: 0 0 14px; font-size: 1rem; font-weight: 600; }
.panel-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.panel-head h2 { margin: 0; flex: 1; }

.metric-toggle button { font-size: .82rem; padding: 4px 10px; }
.metric-toggle button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

canvas { width: 100%; height: 240px; display: block; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 780px) { .grid-2 { grid-template-columns: 1fr; } }

table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .4px; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: var(--panel-2); }

.tag { display: inline-block; padding: 1px 7px; border-radius: 6px; font-size: .74rem; border: 1px solid var(--border); }
.tag.ok { color: var(--accent-2); border-color: #1f5c46; }
.tag.err { color: var(--danger); border-color: #5c2626; }
.tag.est { color: var(--warn); border-color: #5c4a26; }
.tag.upstream { color: var(--accent-2); border-color: #1f5c46; }
.tag.config { color: var(--accent); border-color: #2a3a66; }
.tag.none { color: var(--muted); }

.table-scroll { overflow-x: auto; }

/* Login */
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 30px;
  width: 340px;
}
.login-box h1 { margin: 0 0 4px; font-size: 1.4rem; }
.login-box h1 span { color: var(--accent); }
.login-box p { color: var(--muted); margin: 0 0 20px; font-size: .9rem; }
input[type=password], input[type=text], input[type=number] {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 1rem;
}
.login-box button { width: 100%; margin-top: 14px; padding: 10px; }
.err-msg { color: var(--danger); font-size: .85rem; margin-top: 10px; min-height: 1em; }

.keyform { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 16px; }
.keyform .field { display: flex; flex-direction: column; gap: 4px; }
.keyform .field label { font-size: .78rem; color: var(--muted); }
.keyform input { width: auto; }

.newkey {
  background: var(--panel-2);
  border: 1px solid var(--accent-2);
  border-radius: 8px;
  padding: 12px 14px;
  margin-bottom: 14px;
  font-family: ui-monospace, monospace;
  word-break: break-all;
}
.newkey .hint { color: var(--warn); font-family: ui-sans-serif, system-ui; font-size: .8rem; margin-bottom: 6px; }

.muted { color: var(--muted); }
.hidden { display: none !important; }

/* Budget usage bar */
.bar { width: 120px; height: 6px; background: var(--panel-2); border-radius: 4px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--accent); }
.bar-fill.over { background: var(--danger); }
.bar-label { font-size: .74rem; color: var(--muted); margin-top: 3px; white-space: nowrap; }
.bar-label.over { color: var(--danger); }

/* Model availability switch */
input.switch {
  appearance: none;
  width: 34px; height: 20px;
  margin: 0;
  border-radius: 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  position: relative;
  cursor: pointer;
  vertical-align: middle;
  transition: background .15s, border-color .15s;
}
input.switch::after {
  content: "";
  position: absolute; top: 2px; left: 2px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform .15s, background .15s;
}
input.switch:checked { background: var(--accent-2); border-color: var(--accent-2); }
input.switch:checked::after { transform: translateX(14px); background: #fff; }
input.switch:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
input.switch:disabled { opacity: .6; cursor: progress; }
tr.disabled td:not(:first-child) { opacity: .45; }

/* Provider catalogs */
.subhead { margin: 22px 0 2px; font-size: .9rem; font-weight: 600; }
.hint-text { margin: 0 0 10px; font-size: .82rem; }
code { font-family: ui-monospace, monospace; font-size: .9em; }
.catalog { border: 1px solid var(--border); border-radius: 8px; margin-bottom: 8px; }
.catalog summary { padding: 9px 12px; cursor: pointer; font-size: .88rem; }
.catalog summary:hover { background: var(--panel-2); }
.catalog-name { font-weight: 600; }
.catalog-tools { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; padding: 4px 12px 10px; font-size: .82rem; }
.catalog-tools label { display: flex; gap: 6px; align-items: center; cursor: pointer; }
input.catalog-filter {
  flex: 1; min-width: 180px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 7px 10px; color: var(--text); font-size: .88rem;
}
.catalog-list { max-height: 420px; overflow-y: auto; border-top: 1px solid var(--border); }
.catalog-list td:first-child { width: 56px; }