:root {
  color-scheme: dark;
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: #040308;
  color: #f4f7ff;
}

body {
  margin: 0;
  padding: 0 1.5rem 4rem;
  background: radial-gradient(circle at top, rgba(40, 65, 255, 0.16), transparent 65%),
    radial-gradient(circle at bottom, rgba(147, 51, 234, 0.18), transparent 60%),
    linear-gradient(180deg, rgba(4, 6, 20, 0.92), rgba(1, 1, 5, 1));
}

header,
footer {
  text-align: center;
  padding: 2rem 0 1.5rem;
}

header h1 {
  font-size: 2.4rem;
  margin-bottom: 0.5rem;
}

header .tagline {
  max-width: 60rem;
  margin: 0 auto;
  color: rgba(244, 247, 255, 0.75);
}

main {
  display: grid;
  gap: 2.5rem;
  margin: 0 auto;
  max-width: 1200px;
}

section {
  background: rgba(7, 12, 40, 0.6);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(88, 101, 242, 0.25);
  border-radius: 18px;
  padding: 1.8rem;
  box-shadow: 0 24px 48px rgba(12, 18, 70, 0.4);
}

section h2 {
  margin-top: 0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.95rem;
  color: rgba(129, 140, 248, 0.9);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.metric-card {
  border: 1px solid rgba(129, 140, 248, 0.3);
  border-radius: 14px;
  padding: 1rem;
  background: rgba(15, 20, 60, 0.6);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
}

.metric-card h3 {
  margin: 0 0 0.6rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: rgba(196, 203, 255, 0.8);
}

.metric-value {
  font-size: 1.6rem;
  font-weight: 600;
}

.assignments table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.assignments th,
.assignments td {
  padding: 0.75rem 0.6rem;
  border-bottom: 1px solid rgba(148, 163, 255, 0.12);
}

.assignments tbody tr:hover {
  background: rgba(88, 101, 242, 0.12);
}

.owner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.owner-grid h3 {
  margin-top: 0;
  color: rgba(209, 213, 255, 0.9);
}

.owner-grid ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.owner-grid li {
  margin-bottom: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.owner-grid code {
  background: rgba(59, 130, 246, 0.16);
  border-radius: 6px;
  padding: 0.35rem 0.45rem;
  font-size: 0.8rem;
  color: rgba(191, 219, 254, 0.9);
}

.owner-grid span {
  font-size: 0.85rem;
  color: rgba(226, 232, 255, 0.72);
}

.mono {
  font-family: 'Fira Code', 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

.error,
.error-banner {
  background: rgba(239, 68, 68, 0.18);
  border: 1px solid rgba(248, 113, 113, 0.4);
  color: #fecaca;
  padding: 1rem;
  border-radius: 12px;
  margin-bottom: 1rem;
}

footer {
  color: rgba(244, 247, 255, 0.6);
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  body {
    padding: 0 1rem 3rem;
  }
  header h1 {
    font-size: 2rem;
  }
}