:root {
  --bg: #121212;
  --surface: #1c1c1c;
  --text: #fafafa;
  --muted: #bdbdbd;
  --accent: #4caf50;
  --warning: #e57373;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: 'M PLUS 2', 'Hiragino Sans', 'Noto Sans JP', system-ui, -apple-system, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
}

#app {
  width: 100%;
  height: 100%;
  max-width: 1920px;
  padding: 32px 40px;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 32px;
}

.top-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  padding: 24px 28px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
}

.time-card .clock {
  font-size: 96px;
  font-weight: 700;
  letter-spacing: 2px;
  line-height: 1.1;
}

.time-card .date {
  margin-top: 12px;
  font-size: 28px;
  color: var(--muted);
}

.weather-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.weather-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.location {
  font-size: 22px;
  font-weight: 600;
}

.wake-lock {
  display: flex;
  align-items: center;
  gap: 10px;
}

.wake-lock-note {
  font-size: 13px;
  color: var(--muted);
  min-height: 16px;
}

#wakeLockButton {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
}

#wakeLockButton:disabled {
  color: var(--muted);
  cursor: not-allowed;
  border-color: rgba(255, 255, 255, 0.12);
}

#wakeLockButton:not(:disabled):hover {
  border-color: var(--accent);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.status-indicator::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted);
}

.status-indicator.on {
  color: var(--accent);
  border-color: rgba(76, 175, 80, 0.3);
}

.status-indicator.on::before {
  background: var(--accent);
  box-shadow: 0 0 10px rgba(76, 175, 80, 0.5);
}

.status-indicator.off {
  color: var(--muted);
}

.weather-body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: center;
}

.weather-icon {
  width: 120px;
  height: 120px;
  object-fit: contain;
}

.weather-info {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.weather-telop {
  font-size: 24px;
  font-weight: 600;
}

.temperature {
  display: flex;
  gap: 18px;
  font-size: 18px;
  color: var(--muted);
}

.weather-message {
  font-size: 14px;
  color: var(--muted);
}

.quote-card {
  align-self: end;
  padding: 28px 32px;
  text-align: center;
}

.quote-text {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.4;
  max-height: 3.0em;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 1200px) {
  #app {
    padding: 24px;
  }

  .time-card .clock {
    font-size: 72px;
  }

  .time-card .date {
    font-size: 24px;
  }

  .weather-icon {
    width: 96px;
    height: 96px;
  }
}

@media (max-width: 900px) {
  #app {
    grid-template-rows: auto auto auto;
  }

  .top-row {
    grid-template-columns: 1fr;
  }

  .quote-card {
    align-self: stretch;
  }
}