:root {
  --ink: #111827;
  --muted: #64748b;
  --line: #e2e8f0;
  --blue: #2563eb;
  --cyan: #06b6d4;
  --green: #22c55e;
  --amber: #f59e0b;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

code,
pre,
.mono {
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

section[id] {
  scroll-margin-top: 88px;
}

.hero-grid {
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 0%, black 72%, transparent 100%);
}

.glass-line {
  box-shadow:
    0 24px 80px rgba(15, 23, 42, 0.10),
    0 1px 0 rgba(255, 255, 255, 0.9) inset;
}

.code-scroll {
  max-width: 100%;
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.8) transparent;
}

.code-scroll::-webkit-scrollbar {
  height: 8px;
  width: 8px;
}

.code-scroll::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.8);
  border-radius: 999px;
}

.nav-scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(226, 232, 240, 1);
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(18px);
}

.focus-ring:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.35);
  outline-offset: 3px;
}

@media (max-width: 640px) {
  .code-scroll code {
    overflow-wrap: anywhere;
    white-space: pre-wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}