:root {
  --bg-soft: #f5f7fb;
  --card: #ffffff;
  --text-main: #1f2a3d;
  --text-muted: #5d6b82;
  --accent: #006d77;
  --accent-strong: #004f56;
}

body {
  background:
    radial-gradient(circle at 10% 10%, rgba(0, 109, 119, 0.12), transparent 35%),
    radial-gradient(circle at 90% 20%, rgba(244, 162, 97, 0.16), transparent 40%),
    var(--bg-soft);
  color: var(--text-main);
}

.surface-card {
  background: var(--card);
  border-radius: 1rem;
  border: 1px solid #e6eaf1;
  box-shadow: 0 6px 18px rgba(20, 35, 55, 0.06);
}

.metric-card {
  background: linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
  border-radius: 0.9rem;
  border: 1px solid #dbe3f0;
  padding: 0.85rem 1rem;
  height: 100%;
}

.metric-card p {
  margin-bottom: 0.35rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.metric-card h3 {
  margin: 0;
  font-size: 1.3rem;
}

.sort-btn {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font: inherit;
}

.badge-status {
  display: inline-block;
  border-radius: 0.6rem;
  padding: 0.2rem 0.45rem;
  font-size: 0.72rem;
  border: 1px solid #d9e2ef;
  background: #f7f9fd;
}

.timeline {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
}

.timeline li {
  display: flex;
  gap: 0.65rem;
  margin-bottom: 0.5rem;
}

.timeline .dot {
  width: 0.7rem;
  height: 0.7rem;
  margin-top: 0.3rem;
  border-radius: 50%;
  background: #b8c6db;
}

.timeline .dot.complete {
  background: var(--accent);
}

@media (max-width: 768px) {
  .metric-card h3 {
    font-size: 1.1rem;
  }
}