:root {
  --bg: #05050f;
  --card-bg: #11111f;
  --text: #f2f0ff;
  --muted: #9a97b8;
  --accent: #ffcf80;
  --accent-strong: #ffb347;
  --danger: #ff6b6b;
  --border: #2a2a45;
  --totality-bg: #120000;
  --totality-text: #ff5c5c;
  --totality-accent: #ff3b3b;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  padding: 16px 16px 40px;
  transition: background 0.6s ease, color 0.6s ease;
}

header h1 {
  font-size: 1.4rem;
  text-align: center;
  margin: 12px 0 20px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 16px;
}

.card h2 {
  font-size: 1rem;
  margin: 0 0 12px;
  color: var(--accent);
}

.mode-toggle {
  display: flex;
  gap: 6px;
  background: #0b0b18;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 4px;
}

.mode-btn {
  flex: 1;
  padding: 8px;
  border: none;
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  font-size: 0.85rem;
}

.mode-btn.active {
  background: #1b1b30;
  color: var(--accent);
  font-weight: 600;
}

input[type="number"] {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0b0b18;
  color: var(--text);
  font-size: 1rem;
}

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 10px 0 4px;
}

input[type="datetime-local"] {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #0b0b18;
  color: var(--text);
  font-size: 1rem;
}

.row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.row.wrap {
  flex-wrap: wrap;
}

button {
  flex: 1;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #1b1b30;
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
}

button:active {
  transform: scale(0.97);
}

button:disabled {
  opacity: 0.4;
  cursor: default;
}

button.primary {
  background: var(--accent-strong);
  color: #1a1200;
  font-weight: 600;
  border: none;
}

button.secondary {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
}

#test-section button {
  flex: 1 1 45%;
  font-size: 0.85rem;
}

.sub-toggle {
  margin-top: 12px;
}

.coord-col {
  flex: 1;
}

.coord-col label {
  margin-top: 0;
}

#location-result {
  min-height: 1.2em;
  margin-top: 12px;
}

#location-result.result-total {
  color: var(--accent);
}

#location-result.result-bad {
  color: var(--danger);
}

.error {
  color: var(--danger);
  min-height: 1.2em;
  font-size: 0.85rem;
  margin: 10px 0 0;
}

#countdown-section {
  text-align: center;
}

#phase-label {
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
}

#next-event-label {
  font-size: 0.95rem;
  color: var(--accent);
  margin: 6px 0;
  min-height: 1.2em;
}

#clock {
  font-size: 3.2rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  margin: 8px 0;
}

.note {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 8px;
}

#obscuration-track {
  height: 6px;
  border-radius: 3px;
  background: #1b1b30;
  border: 1px solid var(--border);
  margin: 6px auto 0;
  max-width: 260px;
  overflow: hidden;
}

#obscuration-bar {
  height: 100%;
  width: 0%;
  background: var(--accent-strong);
  border-radius: 3px;
  transition: width 0.2s linear;
}

#app.phase-totality #obscuration-bar {
  background: var(--totality-accent);
}

#log {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 220px;
  overflow-y: auto;
}

#log li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
}

#log li:last-child { border-bottom: none; }

#log:empty::after {
  content: "No alerts fired yet.";
  color: var(--muted);
  font-size: 0.85rem;
}

footer p {
  text-align: center;
  color: var(--muted);
  font-size: 0.78rem;
  padding: 0 8px;
}

/* Totality phase: dim red theme to preserve night vision under the darkened sky */
#app.phase-totality {
  background: var(--totality-bg);
  color: var(--totality-text);
}
#app.phase-totality .card {
  background: #1a0000;
  border-color: #3a0d0d;
}
#app.phase-totality #clock {
  color: var(--totality-accent);
}
#app.phase-totality #phase-label,
#app.phase-totality #next-event-label {
  color: var(--totality-accent);
}
#app.phase-totality button.primary {
  background: var(--totality-accent);
  color: #1a0000;
}

#app.phase-ended #clock {
  color: var(--muted);
}