/* ═══════════════════════════════════════════════════════════════════════════
   LAUNCHPAD TECHNOLOGY — BASE STYLES
   Reset, global defaults, and utility classes.
   Load after tokens.css.
   ═══════════════════════════════════════════════════════════════════════════ */


/* ── Reset ────────────────────────────────────────────────────────────── */

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

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-relaxed);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

input,
button,
textarea,
select {
  font: inherit;
}


/* ── Typography ───────────────────────────────────────────────────────── */

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-primary);
  line-height: var(--leading-snug);
  text-wrap: balance;
}

h1 {
  font-size: var(--text-h1);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
}

h2 {
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
}

h3 {
  font-size: var(--text-h3);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-snug);
}

h4 {
  font-size: var(--text-h4);
  font-weight: var(--weight-semibold);
}

p {
  color: var(--color-text-secondary);
  max-width: var(--max-text);
  text-wrap: pretty;
}

a {
  color: var(--color-accent-text);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-default);
}

a:hover {
  color: var(--color-accent-hover);
}

strong {
  font-weight: var(--weight-semibold);
}


/* ── Focus & Accessibility ────────────────────────────────────────────── */

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

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

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


/* ── Layout Utilities ─────────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter-mobile);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--gutter-tablet);
  }
}

@media (min-width: 1024px) {
  .container {
    padding-inline: var(--gutter-desktop);
  }
}


/* ── Dark Section Overrides ───────────────────────────────────────────── */

.dark-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.dark-section h1,
.dark-section h2,
.dark-section h3,
.dark-section h4 {
  color: var(--color-text-on-dark);
}

.dark-section p {
  color: var(--color-text-on-dark-secondary);
}