/* ============================================================
   BASE.CSS — Reset, tokens, and foundation
   Minimalist Cinema V4 — Asymmetric Hero
   Dynamic off-center layouts, electric blue accents
   ============================================================ */

/* --- Font-face declarations (self-hosted) ------------------ */
@font-face {
  font-family: Montserrat;
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('./fonts/montserrat-extrabold.ttf') format('truetype');
}

@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./fonts/inter-regular.ttf') format('truetype');
}

@font-face {
  font-family: Roboto;
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('./fonts/roboto-medium.ttf') format('truetype');
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./fonts/jetbrains-mono-regular.ttf') format('truetype');
}

/* --- Design tokens ----------------------------------------- */
:root {
  /* Colors — Minimalist Cinema V4 */
  --color-electric_blue: #0070c0;
  --color-charcoal: #1a1a1a;
  --color-white: #fff;
  --color-slate_gray: #2e2e2e;
  --color-soft_blue: #c0d8f0;
  --color-neon_aqua: #00c0d0;

  /* Semantic */
  --color-bg: var(--color-white);
  --color-text: var(--color-charcoal);
  --color-text-muted: var(--color-slate_gray);
  --color-cta: var(--color-electric_blue);
  --color-cta-hover: #005a96;
  --color-border: rgb(30, 30, 30, 0.12);
  --color-surface: rgb(255, 255, 255, 0.8);

  /* Typography */
  --font-headline: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-ui: 'Roboto', system-ui, sans-serif;
  --font-code: 'JetBrains Mono', monospace;

  /* Spacing scale (8px base) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 8rem;
  --space-9: 12rem;

  /* Layout */
  --max-width: 68rem;
  --content-width: 42rem;
  --gutter: var(--space-4);

  /* Radii */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgb(26, 26, 26, 0.06);
  --shadow-md: 0 4px 16px rgb(26, 26, 26, 0.08);
  --shadow-lg: 0 8px 32px rgb(26, 26, 26, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

/* --- Reset -------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul,
ol {
  list-style: none;
}

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

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

/* --- Accessibility ----------------------------------------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-2);
  z-index: 9999;
  padding: var(--space-1) var(--space-3);
  background: var(--color-electric_blue);
  color: var(--color-white);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-2);
  outline: 2px solid var(--color-charcoal);
  outline-offset: 2px;
}

:focus-visible {
  outline: 2px solid var(--color-electric_blue);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* --- Scrollbar --------------------------------------------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-white);
}

::-webkit-scrollbar-thumb {
  background: var(--color-slate_gray);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-charcoal);
}

/* --- Utilities --------------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}