html, body {
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at top left, rgba(251, 191, 36, 0.12), transparent 22%),
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.08), transparent 18%),
    linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
  color: #0f172a;
}

.surface-panel {
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
}

.sidebar-shell {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-right: 1px solid rgba(226, 232, 240, 0.95);
  color: #0f172a;
}

.nav-link {
  color: #334155;
  transition: all 0.18s ease;
}

.nav-link:hover {
  background: #fff7ed;
  color: #c2410c;
}

.hero-light {
  background: linear-gradient(135deg, #fff7ed 0%, #ffffff 46%, #eff6ff 100%);
  border: 1px solid rgba(251, 146, 60, 0.18);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.08);
}

.stat-card {
  border: 1px solid rgba(226, 232, 240, 0.95);
  background: #ffffff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}

.btn-primary {
  background: linear-gradient(135deg, #ea580c 0%, #f97316 100%);
  color: #ffffff;
}

.btn-primary:hover {
  filter: brightness(0.98);
}

.btn-secondary {
  border: 1px solid #fdba74;
  background: #ffffff;
  color: #c2410c;
}

.btn-secondary:hover {
  background: #fff7ed;
}

.ring-focus:focus {
  outline: none;
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.12);
  border-color: rgba(249, 115, 22, 0.55);
}