:root {
  color-scheme: light dark;
  --bg: #f6f6f5;
  --panel: #ffffff;
  --line: #e3e3e0;
  --ink: #1a1a19;
  --muted: #71716c;
  --accent: #0a7c42;
  --danger: #b3261e;
  --warn: #a8620a;
  --chip: #f1f1ef;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a;
    --panel: #1f1f23;
    --line: #33333a;
    --ink: #ececea;
    --muted: #9a9a95;
    --accent: #45c07d;
    --danger: #f28b82;
    --warn: #e0a458;
    --chip: #2a2a30;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.55 ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, "Cascadia Code", monospace; }
a { color: inherit; }

/* ---- login ---- */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.login-card {
  width: 100%;
  max-width: 23rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
}
.login-card h1 { font-size: 1.15rem; margin: 0 0 .15rem; }
.login-card p.sub { margin: 0 0 1.4rem; color: var(--muted); font-size: .85rem; }
label { display: block; font-size: .8rem; color: var(--muted); margin: 0 0 .3rem; }
input[type=text], input[type=password] {
  width: 100%;
  padding: .6rem .7rem;
  margin-bottom: .9rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--bg);
  color: var(--ink);
  font-size: .95rem;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
button {
  font: inherit;
  cursor: pointer;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: var(--chip);
  color: var(--ink);
  padding: .45rem .8rem;
}
button.primary {
  width: 100%;
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  padding: .62rem;
  font-weight: 600;
}
button:disabled { opacity: .55; cursor: default; }
.error {
  display: none;
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  color: var(--danger);
  border-radius: 7px;
  padding: .5rem .7rem;
  font-size: .85rem;
  margin-bottom: .9rem;
}
.error.show { display: block; }

/* ---- dashboard ---- */
header.bar {
  display: flex;
  align-items: center;
  gap: .8rem;
  flex-wrap: wrap;
  padding: .9rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 5;
}
header.bar h1 { font-size: .98rem; margin: 0; font-weight: 650; }
header.bar .spacer { flex: 1; }
header.bar .who { color: var(--muted); font-size: .82rem; }
main { max-width: 68rem; margin: 0 auto; padding: 1.25rem; }
.toolbar {
  display: flex;
  gap: .6rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.toolbar input[type=text] { margin: 0; flex: 1; min-width: 12rem; max-width: 22rem; }
.stats { color: var(--muted); font-size: .82rem; }

.grid { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(19rem, 1fr)); }
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: .95rem 1rem;
  display: flex;
  flex-direction: column;
  gap: .55rem;
}
.card .top { display: flex; align-items: baseline; gap: .5rem; }
.card .name { font-weight: 650; font-size: 1rem; }
.card a.host { color: var(--muted); font-size: .82rem; text-decoration: none; word-break: break-all; }
.card a.host:hover { text-decoration: underline; }
.chips { display: flex; gap: .35rem; flex-wrap: wrap; }
.chip {
  font-size: .72rem;
  padding: .12rem .45rem;
  border-radius: 999px;
  background: var(--chip);
  color: var(--muted);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.chip.up { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, transparent); }
.chip.down { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 45%, transparent); }
.chip.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); }
dl.meta {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .2rem .8rem;
  margin: 0;
  font-size: .8rem;
}
dl.meta dt { color: var(--muted); }
dl.meta dd { margin: 0; word-break: break-all; }
.actions { display: flex; gap: .4rem; margin-top: .15rem; }
.actions a, .actions button { font-size: .8rem; text-decoration: none; padding: .3rem .6rem; }
.actions a {
  border: 1px solid var(--line);
  background: var(--chip);
  border-radius: 7px;
  color: var(--ink);
}
.empty { color: var(--muted); text-align: center; padding: 3rem 1rem; }