/* ============================================================
   BASE.CSS — Reset, root styles, typography base
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: crosshair;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

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

/* ── Utility classes ── */
.u-container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.u-section {
  padding-block: var(--space-2xl);
}

.u-tag {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 4px;
  color: var(--color-green);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
  display: block;
}

.u-title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  line-height: 0.95;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}

.u-title--hero {
  font-size: var(--fs-hero);
  line-height: 0.9;
}

.u-title--accent {
  color: var(--color-green);
}

.u-divider {
  border: none;
  border-top: 1px solid var(--color-border);
}

/* ── Reveal animation ── */
.js-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.js-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .u-container {
    padding-inline: var(--space-md);
  }
  .u-section {
    padding-block: 60px;
  }
}