/* ─────────────────────────────────────────
   BASE.CSS — variables, reset, typography
   IronHaul Landing Page
───────────────────────────────────────── */

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

:root {
  /* Colours */
  --black:    #0a0a0a;
  --steel:    #1a1c1e;
  --mid:      #2c2f33;
  --accent:   #e8a020;
  --accent2:  #c45c1a;
  --white:    #f0ede8;
  --muted:    #8a8580;
  --border:   rgba(255, 255, 255, 0.06);

  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-ui:      'Barlow Condensed', sans-serif;
  --font-body:    'Barlow', sans-serif;

  /* Spacing */
  --section-pad:  7rem 3rem;
  --section-pad-sm: 4rem 1.5rem;

  /* Layout */
  --max-width: 1200px;
}

html, body {
  height: 100%;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Noise grain overlay — applied globally */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* ─── SHARED UTILITIES ─── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 3rem;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1.5px;
  background: var(--accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--white);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-family: var(--font-ui);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.65;
}

/* ─── SHARED ANIMATION ─── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0);    }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .container { padding: 0 1.5rem; }
  :root { --section-pad: var(--section-pad-sm); }
}