:root {
  --bg: #0f1216;
  --bg-elev: #171c22;
  --bg-elev2: #1e252d;
  --border: #2a333d;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #4c9ed9;
  --ok: #3fb950;
  --warn: #d29922;
  --crit: #f85149;
  --unknown: #6e7681;
  --radius: 10px;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.4rem; margin: 0 0 .6rem; }
h2 { font-size: 1rem; margin: 0 0 .8rem; color: var(--text); font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: .82rem; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; }
.strong { font-weight: 600; }
.pad { padding: 1rem; }

/* Topbar */
.topbar {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 0 1.25rem; height: 54px;
  background: var(--bg-elev); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand a { font-size: 1.05rem; font-weight: 700; color: var(--text); }
.brand span { color: var(--accent); }
.topbar nav { display: flex; gap: .35rem; flex-wrap: wrap; }
.topbar nav a {
  color: var(--muted); padding: .35rem .7rem; border-radius: 6px; font-size: .9rem;
}
.topbar nav a:hover { background: var(--bg-elev2); color: var(--text); text-decoration: none; }
.topbar nav a.active { background: var(--bg-elev2); color: var(--text); }
.user { margin-left: auto; display: flex; align-items: center; gap: .75rem; font-size: .9rem; }
.user .link { background: none; border: none; color: var(--muted); cursor: pointer; font-size: .9rem; }
.user .link:hover { color: var(--text); }

main { padding: 1.25rem; max-width: 1400px; margin: 0 auto; }
main.centered { display: flex; align-items: center; justify-content: center; min-height: 100vh; }

.foot {
  display: flex; justify-content: space-between;
  padding: .75rem 1.25rem; color: var(--muted); font-size: .78rem;
  border-top: 1px solid var(--border); margin-top: 1rem;
}

/* Cards */
.card {
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1rem 1.15rem; margin-bottom: 1rem;
}
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.grid .span2 { grid-column: span 2; }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } .grid .span2 { grid-column: span 1; } }

.page-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: .75rem; }
.section-head { display: flex; align-items: center; justify-content: space-between; }

/* Hero */
.hero {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1rem 1.25rem; border-radius: var(--radius); margin-bottom: 1rem;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-left: 4px solid var(--ok);
}
.hero-state { display: flex; align-items: center; gap: .9rem; }
.hero-title { font-size: 1.15rem; font-weight: 600; }
.hero-sub { color: var(--muted); font-size: .85rem; }
.hero-backends { display: flex; gap: .5rem; flex-wrap: wrap; }
.backend { font-size: .78rem; padding: .2rem .5rem; border-radius: 999px; border: 1px solid var(--border); }
.backend.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.backend.down { color: var(--crit); border-color: color-mix(in srgb, var(--crit) 40%, transparent); }

/* Dots & badges */
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.sev-dot-ok { background: var(--ok); }
.sev-dot-warning { background: var(--warn); }
.sev-dot-critical { background: var(--crit); }
.sev-dot-unknown { background: var(--unknown); }

.badge { font-size: .72rem; padding: .12rem .5rem; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); }
.badge.sev-ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.badge.sev-warning { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.badge.sev-critical { color: var(--crit); border-color: color-mix(in srgb, var(--crit) 40%, transparent); }
.badge.muted { opacity: .8; }

.sev-ok { color: var(--ok); }
.sev-warning { color: var(--warn); }
.sev-critical { color: var(--crit); }
.sev-unknown { color: var(--unknown); }
.sev-b-ok { border-left-color: var(--ok); }
.sev-b-warning { border-left-color: var(--warn); }
.sev-b-critical { border-left-color: var(--crit); }
.sev-b-unknown { border-left-color: var(--unknown); }

/* Probes */
.probes { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: .75rem; }
.probe { background: var(--bg-elev2); border-radius: 8px; padding: .7rem .85rem; border-left: 3px solid var(--unknown); }
.probe-head { display: flex; justify-content: space-between; align-items: center; }
.probe-label { font-weight: 600; }
.probe-url { color: var(--muted); font-size: .78rem; word-break: break-all; margin: .2rem 0; }
.probe-meta { font-size: .8rem; }

/* Panels */
.panels { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: .75rem; }
.panel { background: var(--bg-elev2); border-radius: 8px; padding: .8rem .9rem; border-left: 3px solid var(--unknown); }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.panel-title { font-size: .82rem; color: var(--muted); }
.panel-value { font-size: 1.5rem; font-weight: 600; margin: .35rem 0 .15rem; }
.panel-desc { font-size: .8rem; color: var(--muted); }
.panel-err { font-size: .75rem; color: var(--warn); }
.panel-spark { margin-top: .4rem; }
.spark { width: 100%; height: 30px; }
.spark path { fill: none; stroke: var(--accent); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.panel-series { margin-top: .4rem; border-top: 1px solid var(--border); padding-top: .35rem; }
.series-row { display: flex; justify-content: space-between; font-size: .78rem; }
.series-label { color: var(--muted); }

/* Status list */
.status-list { list-style: none; margin: 0; padding: 0; }
.status-list li { display: flex; align-items: center; gap: .6rem; padding: .4rem 0; border-bottom: 1px solid var(--border); }
.status-list li:last-child { border-bottom: none; }
.status-list li .muted { margin-left: auto; font-size: .85rem; }
.issues { list-style: none; margin: 0; padding: 0; }
.issues li { padding: .35rem 0; border-bottom: 1px solid var(--border); }
.issues li:last-child { border-bottom: none; }
.alerts-mini { list-style: none; margin: 0; padding: 0; }
.alerts-mini li { padding: .4rem .6rem; border-left: 3px solid var(--unknown); margin-bottom: .35rem; background: var(--bg-elev2); border-radius: 6px; }

/* Tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; padding: .5rem .6rem; border-bottom: 1px solid var(--border); }
td { padding: .55rem .6rem; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: none; }
.row-down { opacity: .65; }

/* Alerts */
.alert { background: var(--bg-elev2); border-radius: 8px; padding: .75rem .9rem; margin-bottom: .6rem; border-left: 3px solid var(--unknown); }
.alert-head { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
.alert-name { font-weight: 600; }
.alert-summary { margin: .3rem 0 .15rem; }
.alert-desc { color: var(--muted); font-size: .85rem; }
.alert-meta { display: flex; gap: 1rem; flex-wrap: wrap; color: var(--muted); font-size: .78rem; margin-top: .35rem; }
.silence-form { display: flex; gap: .5rem; margin-top: .6rem; flex-wrap: wrap; }
.silence-form input, .silence-form select { padding: .3rem .5rem; background: var(--bg); border: 1px solid var(--border); color: var(--text); border-radius: 6px; }

/* Forms */
.form { display: grid; gap: 1rem; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: .85rem 1rem; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; }
fieldset legend { color: var(--muted); font-size: .8rem; padding: 0 .4rem; }
label { display: flex; flex-direction: column; gap: .3rem; font-size: .82rem; color: var(--muted); }
label.wide { grid-column: span 3; }
label.check { flex-direction: row; align-items: center; gap: .5rem; }
input, select, textarea { background: var(--bg); border: 1px solid var(--border); color: var(--text); border-radius: 6px; padding: .45rem .6rem; font: inherit; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; }
.form-actions { display: flex; gap: .6rem; }
.btn { background: var(--accent); color: #05121c; border: none; border-radius: 6px; padding: .5rem .9rem; font-weight: 600; cursor: pointer; font: inherit; }
.btn:hover { filter: brightness(1.1); }
.btn.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn.danger { background: var(--crit); color: #fff; }
.danger { margin-top: 1rem; }
.inline { display: inline; }
@media (max-width: 700px) { fieldset { grid-template-columns: 1fr; } label.wide { grid-column: span 1; } }

/* Banners */
.banner { padding: .6rem .9rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid var(--border); }
.banner.ok { border-color: color-mix(in srgb, var(--ok) 50%, transparent); background: color-mix(in srgb, var(--ok) 12%, transparent); }
.banner.err { border-color: color-mix(in srgb, var(--crit) 50%, transparent); background: color-mix(in srgb, var(--crit) 12%, transparent); }

/* Logs */
.filters { display: flex; gap: .6rem; flex-wrap: wrap; align-items: flex-end; margin-bottom: 1rem; }
.filters label { gap: .2rem; }
.logmeta { display: flex; justify-content: space-between; color: var(--muted); font-size: .8rem; margin-bottom: .5rem; }
.loglist { background: var(--bg-elev); border: 1px solid var(--border); border-radius: 8px; max-height: 70vh; overflow: auto; }
.logline { display: grid; grid-template-columns: 130px 110px 64px 1fr; gap: .6rem; padding: .3rem .7rem; border-bottom: 1px solid var(--border); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .82rem; align-items: baseline; }
.logline:last-child { border-bottom: none; }
.log-time { color: var(--muted); }
.log-svc { color: var(--accent); }
.log-lvl { font-weight: 700; }
.log-msg { white-space: pre-wrap; word-break: break-word; }
.lvl-ERROR .log-lvl { color: var(--crit); }
.lvl-WARN .log-lvl { color: var(--warn); }
.lvl-INFO .log-lvl { color: var(--ok); }
.lvl-DEBUG .log-lvl { color: var(--muted); }
.lvl-ERROR { background: color-mix(in srgb, var(--crit) 10%, transparent); }
.lvl-WARN { background: color-mix(in srgb, var(--warn) 8%, transparent); }
@media (max-width: 700px) { .logline { grid-template-columns: 1fr; gap: .1rem; } }

/* Summary / kv */
.summary-row { display: flex; gap: 2rem; flex-wrap: wrap; }
.summary-row .k, .kv-grid .k { display: block; color: var(--muted); font-size: .78rem; }
.summary-row .v, .kv-grid .v { font-size: 1.1rem; font-weight: 600; }
.kv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 1rem; }

/* Timeline */
.timeline { list-style: none; margin: 0 0 1rem; padding: 0; }
.timeline li { display: grid; grid-template-columns: 150px 120px 90px 1fr; gap: .6rem; padding: .4rem 0; border-bottom: 1px solid var(--border); font-size: .84rem; }
.timeline .ts { color: var(--muted); }
.timeline .actor { color: var(--accent); }
.timeline .action { font-weight: 600; }
@media (max-width: 700px) { .timeline li { grid-template-columns: 1fr; } }

/* Login */
.login-card { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; width: 360px; max-width: 90vw; }
.login-brand { font-size: 1.5rem; font-weight: 700; margin-bottom: .25rem; }
.login-brand span { color: var(--accent); }
.login-form { margin-top: 1.25rem; }