:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #16181d;
  --muted: #6b7280;
  --line: #e3e5ea;
  --track: #e9ebef;
  --ok: #16a34a;
  --warn: #d97706;
  --crit: #dc2626;
  --info: #64748b;
  --accent: #0f766e;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1116;
    --card: #161a21;
    --text: #e6e8ec;
    --muted: #8b93a1;
    --line: #262b35;
    --track: #232833;
    --ok: #22c55e;
    --warn: #f59e0b;
    --crit: #f05252;
    --info: #94a3b8;
    --accent: #2dd4bf;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
h1, h2, h3 { margin: 0; font-weight: 600; }
h2 { font-size: 15px; }
h3 { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 14px 0 6px; }
ul { margin: 0; padding: 0; list-style: none; }
.muted { color: var(--muted); font-weight: 400; }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; word-break: break-all; }
.warn-text { color: var(--warn); }
.crit-text { color: var(--crit); }

/* status dot, colored by the nearest lvl-* class */
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--ok); flex: none; margin-right: 8px; vertical-align: 1px; }
.lvl-warn > .dot, .lvl-warn .dot, .status-warn .dot { background: var(--warn); }
.lvl-crit > .dot, .lvl-crit .dot, .status-crit .dot { background: var(--crit); }
.lvl-info > .dot { background: var(--info); }
.lvl-ok > .dot { background: var(--ok); }

/* header */
.top {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 12px 20px;
  background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; }
.brand img { border-radius: 7px; }
.status { font-weight: 600; display: flex; align-items: center; padding: 4px 12px; border-radius: 999px; background: color-mix(in srgb, var(--ok) 14%, transparent); }
.status-warn { background: color-mix(in srgb, var(--warn) 16%, transparent); }
.status-crit { background: color-mix(in srgb, var(--crit) 16%, transparent); }
.meta { margin-left: auto; color: var(--muted); display: flex; gap: 12px; align-items: center; }
.meta form { margin: 0; }
button.link { background: none; border: 0; color: var(--muted); cursor: pointer; font: inherit; padding: 0; text-decoration: underline; }

main { padding: 16px 20px 40px; max-width: 1400px; margin: 0 auto; }

/* open problems */
.problems { display: grid; gap: 6px; margin-bottom: 16px; }
.problem { background: var(--card); border: 1px solid var(--line); border-left: 3px solid var(--warn); border-radius: 8px; padding: 9px 12px; }
.problem.lvl-crit { border-left-color: var(--crit); }

/* server cards */
.servers { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 14px; margin-bottom: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-top: 3px solid var(--ok); border-radius: 10px; padding: 14px 16px; min-width: 0; }
.card.lvl-warn { border-top-color: var(--warn); }
.card.lvl-crit { border-top-color: var(--crit); }
.card > header { display: flex; align-items: center; gap: 4px; }
.card > header h2 { flex: 1; }
.sub { color: var(--muted); font-size: 12px; margin: 4px 0 10px; }

.meter { display: grid; grid-template-columns: 74px 1fr auto; align-items: center; gap: 8px; margin: 5px 0; font-size: 12px; }
.meter .val { color: var(--muted); white-space: nowrap; }
progress { width: 100%; height: 6px; border: 0; border-radius: 3px; background: var(--track); appearance: none; -webkit-appearance: none; }
progress::-webkit-progress-bar { background: var(--track); border-radius: 3px; }
progress::-webkit-progress-value { background: var(--ok); border-radius: 3px; }
progress::-moz-progress-bar { background: var(--ok); border-radius: 3px; }
progress.lvl-warn::-webkit-progress-value { background: var(--warn); }
progress.lvl-warn::-moz-progress-bar { background: var(--warn); }
progress.lvl-crit::-webkit-progress-value { background: var(--crit); }
progress.lvl-crit::-moz-progress-bar { background: var(--crit); }

.facts { margin-top: 10px; font-size: 13px; }
.facts li { padding: 2px 0; }
.issues { margin-top: 10px; display: grid; gap: 4px; }
.issues li .dot { margin-right: 6px; }
.logins li { font-size: 12px; padding: 2px 0; }
.logins li.lvl-warn { color: var(--warn); }
.logins li.lvl-crit { color: var(--crit); font-weight: 600; }
details { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 8px; }
summary { cursor: pointer; color: var(--muted); font-size: 12px; }
details li.lvl-crit { color: var(--crit); }

/* panels */
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 16px; overflow-x: auto; }
.panel h2 { margin-bottom: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: 12px; padding: 4px 8px; border-bottom: 1px solid var(--line); }
td { padding: 6px 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td:first-child, th:first-child { width: 18px; padding-right: 0; }
tr.lvl-crit td { color: var(--crit); }
tr.lvl-warn td { color: var(--warn); }
/* apps per server */
.panel h2 .dot { vertical-align: 1px; }
.lvl-dot-warn { background: var(--warn); }
.lvl-dot-crit { background: var(--crit); }
table.apps td { white-space: normal; vertical-align: top; }
table.apps td:nth-child(2) { min-width: 170px; }
table.apps tr.lvl-crit td, table.apps tr.lvl-warn td { color: inherit; }
table.apps tr.infra td { opacity: .75; }
.site { font-size: 12px; white-space: nowrap; }
.site .dot { width: 7px; height: 7px; margin-right: 5px; }
.site.lvl-crit { color: var(--crit); }
.site.lvl-warn { color: var(--warn); }
.tech { min-width: 220px; }
.chip { display: inline-block; font-size: 12px; padding: 1px 8px; margin: 2px 4px 2px 0; border-radius: 999px; border: 1px solid var(--line); white-space: nowrap; }
.chip em { font-style: normal; margin-left: 6px; opacity: .85; }
.chip.lvl-ok { border-color: color-mix(in srgb, var(--ok) 45%, var(--line)); }
.chip.lvl-warn { color: var(--warn); border-color: var(--warn); background: color-mix(in srgb, var(--warn) 10%, transparent); }
.chip.lvl-crit { color: var(--crit); border-color: var(--crit); background: color-mix(in srgb, var(--crit) 10%, transparent); font-weight: 600; }
.events li { padding: 5px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.events li:last-child { border-bottom: 0; }

/* login */
body.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px; width: 100%; max-width: 320px; display: grid; gap: 12px; text-align: center; justify-items: center; }
.login-box img { border-radius: 16px; }
.login-box input, .login-box button { width: 100%; font: inherit; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--text); }
.login-box button { background: var(--accent); color: #fff; border: 0; font-weight: 600; cursor: pointer; }

@media (max-width: 640px) {
  .top { padding: 10px 16px; }
  main { padding: 12px 16px 32px; }
  .meta { margin-left: 0; width: 100%; }
  .servers { grid-template-columns: 1fr; }
}