/* NET_MONITOR | var/www/net_monitor/assets/css | style.css
   Estilo unico do site estatico. Sem framework, sem CDN.
   (c) Quallit / MATEWEB_LAB - projeto interno. Uso restrito ao RPI4-SQL. */

:root {
  --bg: #0f1520;
  --bg-panel: #161e2c;
  --bg-panel-alt: #1c2536;
  --border: #2a3550;
  --text: #e6ecf5;
  --text-dim: #93a1bd;
  --accent: #4fa3ff;
  --rx: #34c98a;
  --tx: #4fa3ff;
  --online: #34c98a;
  --stale: #e0b33e;
  --offline: #e0503e;
  --disabled: #5b6579;
  --unknown: #5b6579;
  --radius: 10px;
  --gap: 14px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fb;
    --bg-panel: #ffffff;
    --bg-panel-alt: #eef1f8;
    --border: #d7deec;
    --text: #16202e;
    --text-dim: #56637a;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 15px;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.nm-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  padding: 10px var(--gap);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

header.nm-header h1 {
  font-size: 1rem;
  margin: 0;
  font-weight: 600;
  white-space: nowrap;
}

nav.nm-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

nav.nm-nav a {
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--text-dim);
  font-size: 0.85rem;
}

nav.nm-nav a.active,
nav.nm-nav a:hover {
  background: var(--bg-panel-alt);
  color: var(--text);
  text-decoration: none;
}

main {
  padding: var(--gap);
  max-width: 1200px;
  margin: 0 auto;
}

.nm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap);
}

.nm-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}

.nm-card h2, .nm-card h3 {
  margin: 0 0 8px 0;
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nm-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.nm-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--unknown);
  flex: none;
}

.state-online .nm-dot, .nm-badge.state-online { color: var(--online); }
.state-online .nm-dot { background: var(--online); }
.state-stale .nm-dot, .nm-badge.state-stale { color: var(--stale); }
.state-stale .nm-dot { background: var(--stale); }
.state-offline .nm-dot, .nm-badge.state-offline { color: var(--offline); }
.state-offline .nm-dot { background: var(--offline); }
.state-disabled .nm-dot, .nm-badge.state-disabled { color: var(--disabled); }
.state-disabled .nm-dot { background: var(--disabled); }
.state-unknown .nm-dot, .nm-badge.state-unknown { color: var(--unknown); }

.nm-rate {
  display: flex;
  justify-content: space-between;
  font-variant-numeric: tabular-nums;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 3px 0;
  color: var(--text-dim);
}

.nm-resources {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border, rgba(128, 128, 128, 0.25));
}

.nm-rate b { color: var(--text); font-weight: 600; }
.nm-rate b.rx { color: var(--rx); }
.nm-rate b.tx { color: var(--tx); }

canvas.nm-live-chart {
  width: 100%;
  height: 90px;
  display: block;
  background: var(--bg-panel-alt);
  border-radius: 6px;
  margin-top: 6px;
}

.nm-age {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.nm-graph-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--gap);
}

.nm-graph-grid img {
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #fff;
  display: block;
}

.nm-period-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.nm-period-tabs button {
  background: var(--bg-panel-alt);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.78rem;
  cursor: pointer;
}

.nm-period-tabs button.active {
  color: var(--text);
  border-color: var(--accent);
}

table.nm-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

table.nm-table th, table.nm-table td {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
}

table.nm-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
}

.nm-footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.72rem;
  padding: 20px 0 30px;
}

.nm-empty {
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 10px 0;
}

/* Viewports pequenos dedicados (paineis fisicos 320x480 / 480x480) */
@media (max-width: 480px) {
  header.nm-header { flex-direction: column; align-items: flex-stretch; gap: 6px; }
  nav.nm-nav { justify-content: center; }
  main { padding: 8px; }
  .nm-grid, .nm-graph-grid { grid-template-columns: 1fr; }
  body { font-size: 14px; }
}

@media (max-width: 340px) {
  nav.nm-nav a { padding: 5px 7px; font-size: 0.78rem; }
  .nm-card { padding: 9px; }
}