@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Outfit:wght@400;500;600;700&display=swap');

:root {
  --nh-bg: #f4f7fb;
  --nh-ink: #0f172a;
  --nh-muted: #64748b;
  --nh-accent: #0ea5e9;
  --nh-accent2: #6366f1;
  --nh-card: rgba(255, 255, 255, 0.86);
  --nh-ring: rgba(14, 165, 233, 0.35);
}

html {
  scroll-behavior: smooth;
}

body.nh-body {
  font-family: 'DM Sans', system-ui, sans-serif;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(99, 102, 241, 0.18), transparent 55%),
    radial-gradient(1000px 500px at 90% 0%, rgba(14, 165, 233, 0.16), transparent 50%),
    linear-gradient(180deg, var(--nh-bg), #eef2ff 45%, var(--nh-bg));
  color: var(--nh-ink);
}

.nh-display {
  font-family: 'Outfit', system-ui, sans-serif;
}

.nh-glass {
  background: var(--nh-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow:
    0 18px 50px rgba(15, 23, 42, 0.08),
    0 2px 8px rgba(15, 23, 42, 0.04);
}

.nh-gradient-text {
  background: linear-gradient(120deg, #0ea5e9, #6366f1, #22c55e);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 999px;
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.nh-btn:active {
  transform: translateY(1px);
}

.nh-btn-primary {
  background: linear-gradient(120deg, #0ea5e9, #6366f1);
  color: white;
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.35);
}

.nh-btn-primary:hover {
  box-shadow: 0 16px 40px rgba(99, 102, 241, 0.45);
}

.nh-btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: #0f172a;
}

.nh-pill {
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: rgba(14, 165, 233, 0.12);
  color: #0369a1;
}

.nh-slider {
  accent-color: #0ea5e9;
}

.nh-fade {
  animation: nhFade 0.6s ease both;
}

@keyframes nhFade {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media print {
  .nh-no-print {
    display: none !important;
  }
  body.nh-body {
    background: white !important;
  }
  .nh-print-sheet {
    box-shadow: none !important;
    border: none !important;
  }
}

.nh-demo-box {
  border: 1px dashed rgba(14, 165, 233, 0.45);
  background: linear-gradient(145deg, rgba(224, 242, 254, 0.75), rgba(238, 242, 255, 0.85));
}

.nh-demo-cred {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8125rem;
  word-break: break-all;
}