/* faas-watch status page — deliberately small: no framework, no build step. */

:root {
  color-scheme: light dark;

  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #e2e5ea;
  --text: #1a1d23;
  --text-muted: #646c7a;

  --up: #12a150;
  --degraded: #e0a000;
  --down: #d92d20;
  --paused: #98a0ae;
  --nodata: #d8dce3;

  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --surface: #1c1f25;
    --surface-2: #24282f;
    --border: #2e333c;
    --text: #e7e9ec;
    --text-muted: #939bab;
    --nodata: #333944;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

h1 { font-size: 1.15rem; margin: 0; font-weight: 650; }
h2 { font-size: 1rem; margin: 0; font-weight: 620; }
h3 { font-size: 0.9rem; margin: 0 0 0.6rem; font-weight: 620; }
h4 { font-size: 0.85rem; margin: 0 0 0.75rem; font-weight: 620; }

.muted { color: var(--text-muted); font-size: 0.82rem; }

/* --- top bar --- */

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* --- buttons and inputs --- */

.btn {
  font: inherit;
  font-size: 0.82rem;
  padding: 0.4rem 0.7rem;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
}
.btn:hover { border-color: var(--text-muted); }
.btn:disabled { opacity: 0.55; cursor: progress; }
.btn-ghost { background: transparent; }
.btn-primary { background: #2563eb; border-color: #2563eb; color: #fff; }
.btn-primary:hover { background: #1d4fd7; }
.btn-danger { color: var(--down); }
.btn-xs { font-size: 0.75rem; padding: 0.25rem 0.5rem; }

input, select {
  font: inherit;
  font-size: 0.85rem;
  padding: 0.4rem 0.55rem;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
input:focus, select:focus { outline: 2px solid #2563eb55; border-color: #2563eb; }
.select-sm { font-size: 0.8rem; padding: 0.25rem 0.4rem; }

label { display: block; font-size: 0.82rem; color: var(--text-muted); margin-bottom: 0.6rem; }
label input, label select { display: block; width: 100%; margin-top: 0.25rem; }
label.check { display: inline-flex; align-items: center; gap: 0.4rem; margin: 0; color: var(--text); }
label.check input { display: inline; width: auto; margin: 0; }

.row { display: flex; gap: 0.75rem; align-items: flex-end; }
.row.wrap { flex-wrap: wrap; }

/* --- banner --- */

.banner {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin-bottom: 1.5rem;
}

.banner-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--nodata);
  flex: none;
}
.banner-text { display: flex; flex-direction: column; gap: 0.1rem; }

.banner.up    .banner-dot { background: var(--up); box-shadow: 0 0 0 4px color-mix(in srgb, var(--up) 18%, transparent); }
.banner.degraded .banner-dot { background: var(--degraded); box-shadow: 0 0 0 4px color-mix(in srgb, var(--degraded) 18%, transparent); }
.banner.down  .banner-dot { background: var(--down); box-shadow: 0 0 0 4px color-mix(in srgb, var(--down) 18%, transparent); }
.banner.up    { border-left: 3px solid var(--up); }
.banner.degraded { border-left: 3px solid var(--degraded); }
.banner.down  { border-left: 3px solid var(--down); }

/* --- sections --- */

section { margin-bottom: 1.75rem; }

.section-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.7rem;
}
.section-head .muted { margin-left: auto; }

/* --- target rows --- */

.targets {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.target { border-bottom: 1px solid var(--border); }
.target:last-child { border-bottom: none; }

.target-head {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  color: inherit;
  font: inherit;
}
.target-head:hover { background: var(--surface-2); }

.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--nodata); }
.dot.up { background: var(--up); }
.dot.degraded { background: var(--degraded); }
.dot.down { background: var(--down); }
.dot.paused { background: var(--paused); }
.dot.unknown { background: var(--nodata); }

.target-name { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.target-name .fn { font-weight: 560; }
.target-name code { font-family: var(--mono); font-size: 0.78rem; color: var(--text-muted); }

.tag {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  background: var(--surface-2);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.tag.internal { color: #7c5cff; border-color: #7c5cff55; }
.tag.stale { color: var(--degraded); border-color: color-mix(in srgb, var(--degraded) 45%, transparent); }
.tag.paused { color: var(--paused); }

.target-metrics {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}
.target-metrics b { color: var(--text); font-weight: 560; }

/* --- uptime bar --- */

.uptime { padding: 0 1rem 0.85rem; }
.uptime-bar {
  display: flex;
  gap: 2px;
  height: 26px;
  align-items: stretch;
}
.uptime-bar > i {
  flex: 1 1 0;
  min-width: 2px;
  border-radius: 2px;
  background: var(--nodata);
  display: block;
}
.uptime-bar > i.up { background: var(--up); }
.uptime-bar > i.partial { background: var(--degraded); }
.uptime-bar > i.bad { background: var(--down); }
.uptime-legend {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

/* --- expanded detail --- */

.detail {
  padding: 0 1rem 1rem;
  border-top: 1px dashed var(--border);
  margin-top: 0.25rem;
  padding-top: 0.9rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(105px, 1fr));
  gap: 0.6rem;
  margin-bottom: 0.9rem;
}
.stat {
  background: var(--surface-2);
  border-radius: 8px;
  padding: 0.5rem 0.6rem;
}
.stat span { display: block; font-size: 0.7rem; color: var(--text-muted); }
.stat b { font-size: 0.95rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.spark { width: 100%; height: 70px; display: block; }
.spark-caption { font-size: 0.72rem; color: var(--text-muted); margin-top: 0.2rem; }

.kv { display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 0.75rem; margin: 0 0 0.8rem; font-size: 0.82rem; }
.kv dt { color: var(--text-muted); }
.kv dd { margin: 0; font-variant-numeric: tabular-nums; }

/* --- incidents --- */

.incident {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.7rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}
.incident .sev {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.12rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
}
.incident .sev.down { background: color-mix(in srgb, var(--down) 15%, transparent); color: var(--down); }
.incident .sev.degraded { background: color-mix(in srgb, var(--degraded) 18%, transparent); color: var(--degraded); }
.incident .fn { font-weight: 560; }
.incident .when { color: var(--text-muted); font-size: 0.8rem; }
.incident .dur { margin-left: auto; font-variant-numeric: tabular-nums; font-size: 0.85rem; }
.incident.ongoing { border-left: 3px solid var(--down); }
.incident .why { flex-basis: 100%; font-size: 0.8rem; color: var(--text-muted); font-family: var(--mono); }

/* --- admin panel --- */

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem;
  margin-bottom: 1.75rem;
}
.panel h2 { margin-bottom: 0.8rem; }

.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 0.9rem;
}
.sub-form { margin-top: 0.9rem; }

.subs { display: flex; flex-direction: column; gap: 0.5rem; }
.sub {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0.8rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  flex-wrap: wrap;
}
.sub .hook { font-family: var(--mono); font-size: 0.75rem; color: var(--text-muted); }
.sub .sub-actions { margin-left: auto; display: flex; gap: 0.4rem; }

.alert {
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  font-size: 0.82rem;
  margin: 0 0 0.8rem;
}
.alert-error { background: color-mix(in srgb, var(--down) 12%, transparent); color: var(--down); }
.alert-warn { background: color-mix(in srgb, var(--degraded) 15%, transparent); color: var(--degraded); }
.alert-ok { background: color-mix(in srgb, var(--up) 13%, transparent); color: var(--up); }

footer {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
}

@media (max-width: 620px) {
  .target-head { grid-template-columns: 12px minmax(0, 1fr); }
  .target-metrics { grid-column: 2; justify-content: flex-start; gap: 0.8rem; flex-wrap: wrap; white-space: normal; }
  /* Every bucket stays visible on narrow screens. The bars are flex items with
     a 2px floor, so even a long window fits; thinning them would hide days on
     exactly the devices where the page is most likely to be read. */
}