:root {
  --bg: #0f1216; --panel: #171c23; --panel2: #1d242d; --line: #2a323d;
  --text: #e6edf3; --muted: #8b97a6; --accent: #4ea1ff;
  --up: #36d399; --down: #f87272; --warn: #fbbd23;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
h2 { margin: 28px 4px 12px; font-size: 15px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.dot { color: var(--accent); }

.topbar { display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; font-size: 18px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
main { max-width: 1080px; margin: 0 auto; padding: 18px 16px 60px; }

.grid { display: grid; gap: 12px; }
#system { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.cards { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.links { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }

.tile { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.tile-k { margin-bottom: 4px; }
.tile-v { font-weight: 600; font-variant-numeric: tabular-nums; }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.container.up { border-left: 3px solid var(--up); }
.container.down { border-left: 3px solid var(--down); }
.container.missing { border-left: 3px solid var(--warn); }
.c-head { display: flex; align-items: center; gap: 8px; }
.c-name { font-weight: 600; }
.c-state { margin-left: auto; color: var(--muted); }
.dotstate { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); display: inline-block; }
.up .dotstate, .dotstate.on { background: var(--up); }
.down .dotstate, .missing .dotstate, .dotstate.off { background: var(--down); }
.c-btns { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }

button { font: inherit; cursor: pointer; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel2); color: var(--text); padding: 7px 12px; }
button:hover { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: default; }
button.mini { padding: 4px 9px; font-size: 12px; }
button.ghost { background: transparent; }
button.warn { border-color: #5b4a13; }
button.warn:hover { border-color: var(--warn); }

.link-tile { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text);
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.link-tile:hover { border-color: var(--accent); }

.maint { display: flex; flex-wrap: wrap; gap: 10px; }
.console { background: #0b0e12; border: 1px solid var(--line); border-radius: 10px; padding: 12px;
  margin-top: 22px; white-space: pre-wrap; word-break: break-word; max-height: 320px; overflow: auto;
  font: 12px/1.5 ui-monospace, Menlo, Consolas, monospace; color: #c7d2dc; }

/* login */
.login-body { display: grid; place-items: center; min-height: 100vh; }
.login-card { width: min(360px, 92vw); display: flex; flex-direction: column; gap: 12px; }
.login-card h1 { margin: 0; font-size: 22px; }
.login-card p { margin: 0; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--muted); }
.login-card input { font: inherit; padding: 9px 11px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel2); color: var(--text); }
.login-card input:focus { outline: none; border-color: var(--accent); }
.login-card button { background: var(--accent); border-color: var(--accent); color: #06223f; font-weight: 600; padding: 10px; }
.error { color: var(--down); font-size: 13px; }