/* ==========================================================================
   Base — reset, fonts, typography defaults, shared utility classes
   ========================================================================== */

@font-face {
  font-family: 'Red Hat Display';
  src: url('../fonts/RedHatDisplay-VariableFont_wght.ttf') format('truetype');
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Red Hat Display';
  src: url('../fonts/RedHatDisplay-Italic-VariableFont_wght.ttf') format('truetype');
  font-weight: 300 900;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('../fonts/JetBrainsMono-VariableFont_wght.ttf') format('truetype');
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  background: var(--bg-body);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: var(--text-body);
  line-height: var(--leading-normal);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  /* Custom teal arrow cursor, matching --color-teal, with a dark outline
     baked in for contrast on both light and dark backgrounds. Elements
     with their own explicit cursor (buttons, links via .btn, etc.) keep
     the native pointer/hand cursor as the "this is clickable" signal. */
  cursor: url('../images/cursor-teal-24.png') 3 1, auto;
}

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

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

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

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  font-weight: 800;
  line-height: var(--leading-tight);
  letter-spacing: -0.01em;
}

/* ---- Layout helpers ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  position: relative;
  padding-block: var(--space-3xl);
}

/* ---- Typography helpers ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-mono);
  font-size: var(--text-eyebrow);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}

.text-muted {
  color: var(--text-muted);
}

.text-small {
  font-size: var(--text-small);
}

/* ---- Buttons ---- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.95rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: 999px;
  white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: var(--color-ink);
}

.btn-primary:hover {
  background: var(--color-white);
}

.btn-secondary {
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--border-accent);
  color: var(--accent);
}

.btn-text {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
}

.btn-text .arrow {
  transition: transform var(--dur-fast) var(--ease-out);
}

.btn-text:hover .arrow {
  transform: translateX(4px);
}

/* ---- Accessibility ---- */
.skip-link {
  position: absolute;
  top: -48px;
  left: var(--space-md);
  z-index: var(--z-modal);
  background: var(--accent);
  color: var(--color-ink);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  transition: top var(--dur-fast) var(--ease-out);
}

.skip-link:focus {
  top: var(--space-md);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}