/* ==========================================================================
   base.css — reset, color tokens, typography scale
   ========================================================================== */

:root {
  /* Color tokens — gray-based background */
  --color-bg: #161616;
  --color-bg-alt: #0d0d0d;
  --color-surface: #0a0a0a;
  --color-text: #f5f5f5;
  --color-text-muted: #a3a3a3;
  --color-gray-dark: #050505;
  --color-gray-mid: #8a8a8a;
  --color-border: #3a3a3a;
  --color-accent: #f5f5f5;

  /* Type */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing / layout */
  --section-pad-x: clamp(1.5rem, 6vw, 6rem);
  --max-content: 1280px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 0.3s;
  --dur-med: 0.6s;
  --dur-slow: 0.9s;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray-mid);
}

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