/* ============================================================
   Interativa — Base / Reset / Typography
   ============================================================ */

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 var(--sp-4);
  color: var(--c-black);
}
h1 { font-size: var(--text-4xl); font-weight: 300; }
h2 { font-size: var(--text-3xl); font-weight: 300; }
h3 { font-size: var(--text-xl); font-weight: 500; }
h4 { font-size: var(--text-md); font-weight: 600; }

p { margin: 0 0 var(--sp-4); color: var(--text); }
p.lead { font-size: var(--text-md); color: var(--text-muted); max-width: 56ch; }

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

ul, ol { padding: 0; margin: 0; list-style: none; }

button { font-family: inherit; cursor: pointer; }

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

.section {
  padding-block: var(--sp-9);
}
.section--tight { padding-block: var(--sp-7); }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--bg-dark); color: var(--text-on-dark); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: var(--text-on-dark); }
.section--dark p { color: var(--text-on-dark-muted); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-strong);
  font-weight: 700;
  margin-bottom: var(--sp-3);
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--accent);
}
.section--dark .eyebrow { color: var(--c-gold-300); }

.section-head {
  max-width: 720px;
  margin-bottom: var(--sp-7);
}
.section-head--center { margin-inline: auto; text-align: center; }

.hairline {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

.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;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 720px) {
  .section { padding-block: var(--sp-7); }
  h1 { line-height: 1.05; }
}