:root {
  --bg: #f5f5f2;
  --fg: #111111;
  --muted: #4a4a4a;
  --line: #1f1f1f;
  --card: #fafaf7;
  --active: #111111;
  --inactive: #d7d7d0;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Source Han Serif SC", "Noto Serif SC", "Songti SC", serif;
}

body {
  min-height: 100vh;
  padding: 2.2vh 2.6vw;
}

.dashboard {
  display: grid;
  gap: 1.8vh;
  margin: 0 auto;
  max-width: 900px;
}

.card {
  border: 2px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--card) 0%, #efefe9 100%);
  padding: 1rem 1.1rem;
}

.card-title {
  margin: 0 0 0.45rem;
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.time-main {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  line-height: 1;
}

.hour-text,
.minute-text {
  font-family: "Courier New", Courier, monospace;
  font-size: clamp(3rem, 12vw, 6.1rem);
  font-weight: 700;
}

.colon {
  font-family: "Courier New", Courier, monospace;
  font-size: clamp(2rem, 8vw, 4.2rem);
  font-weight: 700;
  transform: translateY(-0.2rem);
}

.slot-range {
  margin: 0.45rem 0 0.65rem;
  font-size: clamp(0.9rem, 2.2vw, 1.15rem);
}

.ten-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.35rem;
  margin: 0 0 0.55rem;
}

.grid-cell {
  border: 1px solid var(--line);
  border-radius: 6px;
  text-align: center;
  padding: 0.45rem 0.2rem;
  font-family: "Courier New", Courier, monospace;
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  background: var(--inactive);
}

.grid-cell.active {
  background: var(--active);
  color: #f4f4f4;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.8rem, 1.8vw, 0.95rem);
}

.weather-controls {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem 0.6rem;
  align-items: center;
  margin-bottom: 0.7rem;
}

.selector-label {
  font-size: clamp(0.82rem, 1.9vw, 1rem);
  color: var(--muted);
}

.selector-input {
  width: 100%;
  min-height: 2rem;
  padding: 0.28rem 0.45rem;
  border: 1.5px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--fg);
  font-size: clamp(0.88rem, 2vw, 1rem);
  font-family: inherit;
}

.selector-input:focus {
  outline: 2px solid var(--line);
  outline-offset: 1px;
}

.weather-main {
  margin: 0.1rem 0 0.35rem;
  font-size: clamp(1.25rem, 4.2vw, 2rem);
  font-weight: 600;
}

.weather-sub {
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.9rem, 2vw, 1.08rem);
}

.weather-updated {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: clamp(0.8rem, 1.7vw, 0.92rem);
}

.quote-text {
  margin: 0.3rem 0 0.7rem;
  padding-left: 0.55rem;
  border-left: 4px solid var(--line);
  font-size: clamp(1.05rem, 2.6vw, 1.55rem);
  line-height: 1.55;
}

.quote-meta {
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.86rem, 1.8vw, 1.05rem);
}

@media (max-width: 520px) {
  body {
    padding: 2.4vh 4vw;
  }

  .card {
    border-radius: 10px;
    padding: 0.9rem 0.9rem;
  }

  .ten-grid {
    gap: 0.25rem;
  }

  .weather-controls {
    grid-template-columns: 1fr;
    gap: 0.28rem;
  }
}