:root {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --border: #dde3ea;
  --text: #1c2530;
  --text-muted: #5b6b7c;
  --accent: #1d6fb8;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 30, 45, 0.08), 0 1px 2px rgba(20, 30, 45, 0.06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.page-header {
  padding: 2rem 1.5rem 1.25rem;
  text-align: center;
}

.page-header h1 {
  margin: 0 0 0.25rem;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
}

.updates-note {
  display: inline-block;
  margin: 0.75rem auto 0;
  padding: 0.25rem 0.75rem;
  background: #e7f1fb;
  color: var(--accent);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}

.card-title {
  margin: 0;
  font-size: 1.1rem;
}

.card-desc {
  margin: 0.15rem 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.card-temp {
  margin: 0;
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.1;
}

.card-feelslike {
  margin: 0.15rem 0 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem 0.75rem;
  margin: 0 0 1rem;
}

.card-stats dt {
  margin: 0;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.card-stats dd {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.card-time {
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.report-section {
  margin-top: 2.5rem;
}

.iframe-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.iframe-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.report-pending {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
}

.report-pending p {
  margin: 0;
}

.report-pending p:first-child {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.report-pending-sub {
  font-size: 0.9rem;
}

.page-footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

@media (max-width: 480px) {
  .page-header h1 {
    font-size: 1.6rem;
  }

  .card-temp {
    font-size: 1.9rem;
  }
}