/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --accent-blue: #38bdf8;
  --accent-green: #4ade80;
  --accent-orange: #fb923c;
  --radius: 12px;

  /* Harmonize Pico with the existing palette */
  --pico-background-color: var(--bg);
  --pico-color: var(--text);
  --pico-muted-color: var(--text-muted);
  --pico-h1-color: var(--text);
  --pico-h2-color: var(--text);
  --pico-h3-color: var(--text);
  --pico-primary: var(--accent-blue);
  --pico-primary-hover: var(--accent-blue);
  --pico-primary-focus: rgba(56, 189, 248, 0.25);
  --pico-card-background-color: var(--surface);
  --pico-card-border-color: var(--border);
  --pico-border-color: var(--border);
  --pico-border-radius: var(--radius);
  --pico-form-element-background-color: var(--surface);
  --pico-form-element-border-color: var(--border);
  --pico-form-element-color: var(--text);
  --pico-form-element-focus-color: var(--accent-blue);
}

html {
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Header ===== */
header {
  text-align: center;
  padding: 2rem 1rem 1rem;
}

header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-size: 0.9rem;
}

/* ===== Main ===== */
main {
  flex: 1;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

/* ===== Cards ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.card--temp::before {
  background: var(--accent-orange);
}

.card--level::before {
  background: var(--accent-blue);
}

.card__icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.card__body {
  display: flex;
  flex-direction: column;
}

.card__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.card__value {
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.1;
}

.card--temp .card__value {
  color: var(--accent-orange);
}

.card--level .card__value {
  color: var(--accent-blue);
}

.card__unit {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.card__absolute {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.card__updated {
  position: absolute;
  bottom: 0.5rem;
  right: 0.75rem;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.card--weather::before {
  background: var(--accent-green);
}

.card--weather .card__value {
  color: var(--accent-green);
}

.card--wind::before {
  background: var(--text-muted);
}

.card--uv::before {
  background: linear-gradient(180deg, #facc15, #fb923c, #f87171);
}

.card--wind {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.card--wind .card__value {
  color: var(--text);
}

/* ===== Wind Compass ===== */
.wind-compass {
  margin-left: auto;
  flex-shrink: 0;
}

.wind-compass__ring {
  width: 56px;
  height: 56px;
  border: 2px solid var(--border);
  border-radius: 50%;
  position: relative;
}

.wind-compass__label {
  position: absolute;
  font-size: 0.55rem;
  color: var(--text-muted);
  font-weight: 600;
}

.wind-compass__arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 20px;
  background: var(--accent-blue);
  transform-origin: top center;
  transform: translate(-50%, 0) rotate(0deg);
  border-radius: 1px;
}

.wind-compass__arrow::after {
  content: "";
  position: absolute;
  top: -4px;
  left: -3px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-bottom: 6px solid var(--accent-blue);
}

/* ===== Forecast ===== */
.forecast {
  margin-bottom: 2rem;
}

.forecast h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.forecast__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.5rem;
}

.forecast__day {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 0.5rem;
  text-align: center;
}

.forecast__day-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.forecast__day-icon {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.forecast__day-temps {
  font-size: 0.85rem;
}

.forecast__day-hi {
  font-weight: 700;
  color: var(--accent-orange);
}

.forecast__day-lo {
  color: var(--text-muted);
}

.forecast__day-wind {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.forecast__day-desc {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

/* ===== Charts ===== */
.charts {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.chart-container {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.chart-container h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
}

canvas {
  width: 100% !important;
  height: 260px !important;
}

/* ===== Chart Controls ===== */
.chart-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.range-buttons {
  display: flex;
  gap: 0.25rem;
}

.range-btn {
  background: var(--bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.3rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  width: auto;
  margin: 0;
}

.range-btn:hover {
  border-color: var(--accent-blue);
  color: var(--text);
}

.range-btn.active {
  background: var(--accent-blue);
  color: var(--bg);
  border-color: var(--accent-blue);
}

.overlay-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.overlay-btn {
  background: var(--bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.25rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  width: auto;
  margin: 0;
}

.overlay-btn:hover {
  border-color: var(--accent-orange);
  color: var(--text);
}

.overlay-btn.active {
  background: transparent;
  border-color: var(--accent-orange);
  color: var(--accent-orange);
}

/* ===== Footer ===== */
footer {
  text-align: center;
  padding: 1.5rem 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--accent-blue);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* ===== Responsive ===== */
@media (max-width: 480px) {
  header h1 {
    font-size: 1.35rem;
  }
  .card__value {
    font-size: 1.75rem;
  }
  canvas {
    height: 200px !important;
  }
}