* { box-sizing: border-box; }
html, body {
  margin: 0;
  min-height: 100%;
  background: #0a0a0a;
  color: #e8e8e8;
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 15px;
}

a { color: inherit; }

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid #222;
  position: sticky;
  top: 0;
  background: #0a0a0a;
  z-index: 10;
}
.bar strong { font-size: 1.05rem; font-weight: 600; }
.bar-right {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #888;
  font-size: 0.85rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.bar-right form { margin: 0; }
.bar button, .panel select {
  background: #171717;
  color: #e8e8e8;
  border: 1px solid #333;
  padding: 0.4rem 0.7rem;
  font: inherit;
  cursor: pointer;
}
.bar button:hover { background: #222; }

.page {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.row {
  display: grid;
  grid-template-columns: 160px 80px 1fr 1fr 1fr auto;
  gap: 0.85rem;
  align-items: center;
  background: #111;
  border: 1px solid #222;
  padding: 0.9rem 1rem;
}
.row.down, .row.critical { border-color: #5a1d1d; }
.row.warn { border-color: #5a4510; }

.name { font-weight: 600; line-height: 1.2; }
.host {
  display: block;
  margin-top: 0.2rem;
  color: #777;
  font-size: 0.8rem;
  font-weight: 400;
}

.status {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #8d8d8d;
}
.status.ok { color: #3dd68c; }
.status.warn { color: #e6b84d; }
.status.critical,
.status.down { color: #f07178; }

.metric label {
  display: block;
  color: #777;
  font-size: 0.7rem;
  margin-bottom: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.metric .val {
  font-size: 0.92rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
}
.track {
  height: 4px;
  background: #1c1c1c;
  overflow: hidden;
}
.track > i {
  display: block;
  height: 100%;
  width: 0;
  background: #3dd68c;
}
.track.warn > i { background: #e6b84d; }
.track.crit > i { background: #f07178; }

.side {
  text-align: right;
  color: #888;
  font-size: 0.78rem;
  line-height: 1.45;
}
.side b { color: #ccc; font-weight: 500; }

.panel {
  background: #111;
  border: 1px solid #222;
  padding: 0.9rem 1rem 1rem;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.panel-head h2 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}
.chart-wrap { position: relative; width: 100%; min-height: 180px; }

.timeline {
  display: grid;
  grid-template-columns: repeat(168, minmax(2px, 1fr));
  gap: 1px;
  min-height: 28px;
}
.timeline span {
  display: block;
  height: 28px;
  background: #2a2a2a;
}
.timeline span.ok { background: #3dd68c; }
.timeline span.down { background: #f07178; }
.timeline span.empty { background: #2a2a2a; }

.legend {
  display: flex;
  gap: 1rem;
  margin-top: 0.6rem;
  color: #888;
  font-size: 0.78rem;
}
.legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 0.3rem;
  vertical-align: -1px;
}
.legend i.ok { background: #3dd68c; }
.legend i.down { background: #f07178; }
.legend i.empty { background: #2a2a2a; }

.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
th, td {
  text-align: left;
  padding: 0.45rem 0.35rem;
  border-bottom: 1px solid #1c1c1c;
  white-space: nowrap;
}
th { color: #777; font-weight: 500; }
td { color: #ccc; }

.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}
.login form {
  width: min(360px, 100%);
  display: grid;
  gap: 0.75rem;
  background: #111;
  border: 1px solid #222;
  padding: 1.5rem;
}
.login h1 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 600;
}
.login input {
  background: #0a0a0a;
  border: 1px solid #333;
  color: #e8e8e8;
  padding: 0.7rem 0.8rem;
  font: inherit;
}
.login button {
  background: #e8e8e8;
  color: #0a0a0a;
  border: 0;
  padding: 0.75rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.err { margin: 0; color: #f07178; font-size: 0.9rem; }

@media (max-width: 900px) {
  .bar {
    flex-direction: column;
    align-items: flex-start;
  }
  .bar-right { width: 100%; }
  .row {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .row .name-cell { grid-column: 1 / -1; }
  .row .status { grid-column: 1 / -1; }
  .side {
    text-align: left;
    grid-column: 1 / -1;
  }
  .timeline {
    grid-template-columns: repeat(84, minmax(2px, 1fr));
    overflow-x: auto;
  }
  .page { padding: 0.75rem; }
  .chart-wrap { min-height: 160px; }
}