/* LunaMonitor — 移动端优化的深色主题 */

:root {
  --bg: #0d1117;
  --card-bg: #161b22;
  --border: #30363d;
  --text: #c9d1d9;
  --text-dim: #8b949e;
  --accent: #58a6ff;
  --green: #3fb950;
  --yellow: #d2991d;
  --red: #f85149;
  --cyan: #39d2c0;
  --purple: #bc8cff;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Mono", "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-text-size-adjust: 100%;
}

/* ---- header ---- */

header {
  padding: 16px 16px 8px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

header h1 {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}

#host-info {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 2px;
}

#uptime {
  font-size: 0.78rem;
  color: var(--cyan);
  margin-top: 2px;
}

/* ---- main grid ---- */

main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 10px 12px 60px;
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 600px) {
  main {
    grid-template-columns: 1fr 1fr;
  }
  section.card:first-child { grid-column: 1 / -1; }
}

/* ---- cards ---- */

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}

.card h2 {
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--text-dim);
}

/* ---- gauge (CPU) ---- */

.gauge-container {
  display: flex;
  justify-content: center;
  margin-bottom: 10px;
}

.gauge {
  position: relative;
  width: 100px;
  height: 100px;
}

.gauge svg {
  transform: rotate(-90deg);
}

.gauge .bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 8;
}

.gauge .fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 326.73;
  stroke-dashoffset: 326.73;
  transition: stroke-dashoffset 0.6s ease, stroke 0.4s;
}

.gauge-value {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.3rem;
  font-weight: 700;
}

/* ---- chip row (per-core) ---- */

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
}

.chip {
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  white-space: nowrap;
}

/* ---- bars ---- */

.bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  margin-bottom: 4px;
}

.bar {
  height: 10px;
  background: var(--bg);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 4px;
}

.bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.5s ease, background 0.4s;
}

.bar-fill.memory { background: var(--purple); }
.bar-fill.disk { background: var(--accent); }

/* ---- stats row ---- */

.stat-row {
  display: flex;
  justify-content: space-around;
}

.stat {
  text-align: center;
}

.stat-val {
  display: block;
  font-size: 1.1rem;
  font-weight: 600;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-dim);
}

/* ---- meta ---- */

.meta {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ---- disk items ---- */

.disk-item {
  margin-bottom: 10px;
}

.disk-item:last-child { margin-bottom: 0; }

.disk-name {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 2px;
}

/* ---- table ---- */

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.76rem;
}

th, td {
  padding: 4px 6px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.7rem;
}

td:nth-child(3), td:nth-child(4) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* ---- temp ---- */

.temp-row {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
}

.temp-row:last-child { border-bottom: none; }

.temp-val { font-weight: 600; }

/* ---- footer ---- */

footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: 1px solid var(--border);
  padding: 8px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.7rem;
  color: var(--text-dim);
}

.refresh-indicator {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  transition: background 0.3s;
}

/* ---- color helpers ---- */

.color-ok    { color: var(--green); }
.color-warn  { color: var(--yellow); }
.color-crit  { color: var(--red); }