:root {
  color-scheme: dark;
  --bg: #111827;
  --card: #1f2937;
  --card-2: #0f766e;
  --card-3: #334155;
  --card-4: #4c1d95;
  --card-5: #9a3412;
  --text: #f9fafb;
  --muted: #cbd5e1;
  --accent: #f59e0b;
  --border: rgba(255, 255, 255, 0.12);
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  width: 396px;
  min-height: 900px;
  font-family: "Segoe UI", "Noto Sans TC", sans-serif;
  background: linear-gradient(180deg, #0b1220 0%, var(--bg) 100%);
  color: var(--text);
}
.app {
  padding: 16px;
  display: grid;
  gap: 12px;
}
.header h1 {
  margin: 0 0 4px;
  font-size: 24px;
}
.header h1 a {
  font-size:14px;
  color:var(--muted);
} 
.header p,
.hint,
.sub {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.panel {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  background: var(--card);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.watch-panel {
  background: linear-gradient(180deg, #1e293b 0%, var(--card-3) 100%);
}
.mean-panel {
  background: linear-gradient(180deg, #1d4ed8 0%, #1e3a8a 100%);
}
.apparent-panel {
  background: linear-gradient(180deg, #134e4a 0%, var(--card-2) 100%);
}
.altitude-panel {
  background: linear-gradient(180deg, #581c87 0%, var(--card-4) 100%);
}
.azimuth-panel {
  background: linear-gradient(180deg, #7c2d12 0%, var(--card-5) 100%);
}
.sun-events-panel {
  background: linear-gradient(180deg, #172554 0%, #1e3a8a 100%);
}
.label {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: #e5e7eb;
  margin-bottom: 8px;
}
.clock {
  font-size: 36px;
  line-height: 1.1;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  margin-bottom: 8px;
}
.clock.angle {
  font-size: 34px;
}
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.events-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 8px;
}
.event-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  display: grid;
  gap: 4px;
}
.event-item span {
  font-size: 12px;
  color: var(--muted);
}
.event-item strong {
  font-size: 22px;
  font-variant-numeric: tabular-nums;
}
.config {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.04);
  display: grid;
  gap: 12px;
}
.coord-block {
  display: grid;
  gap: 6px;
}
.coord-title {
  font-size: 15px;
  font-weight: 700;
}
.dms-row {
  display: grid;
  grid-template-columns: 0.9fr 0.9fr 1.1fr 1.2fr;
  gap: 8px;
}
.dms-labels {
  display: grid;
  grid-template-columns: 0.9fr 0.9fr 1.1fr 1.2fr;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}
.dms-labels span {
  text-align: center;
}
input,
select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font-size: 16px;
}
button {
  border: none;
  border-radius: 10px;
  padding: 11px 14px;
  background: var(--accent);
  color: #111827;
  font-weight: 700;
  cursor: pointer;
}
button:hover {
  filter: brightness(1.05);
}