:root {
  --glass: rgba(255, 255, 255, 0.62);
  --glass-strong: rgba(255, 255, 255, 0.8);
  --line: rgba(148, 163, 184, 0.28);
  --ink: #0f172a;
  --muted: #64748b;
}

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

body.app-body {
  color: var(--ink);
  background:
    radial-gradient(1200px 700px at -10% -10%, rgba(99, 102, 241, 0.18), transparent 50%),
    radial-gradient(900px 600px at 110% 0%, rgba(14, 165, 233, 0.16), transparent 46%),
    radial-gradient(800px 500px at 50% 120%, rgba(16, 185, 129, 0.12), transparent 50%),
    linear-gradient(180deg, #eef3fb 0%, #f7f8fc 100%);
}

.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  box-shadow: 0 10px 40px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.glass-strong {
  background: var(--glass-strong);
  border: 1px solid var(--line);
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.07);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

.sidebar-link.active,
.mobile-link.active {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.14), rgba(14, 165, 233, 0.12));
  color: #312e81;
}

.safe-bottom {
  padding-bottom: calc(5.5rem + env(safe-area-inset-bottom));
}

@media print {
  .no-print { display: none !important; }
  body.app-body { background: #fff; }
  .glass, .glass-strong { box-shadow: none; border: none; background: #fff; }
}