/* ============================================
   RESET & BASE
   ============================================ */

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

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

body {
  background: var(--off-white);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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: var(--font-body);
}

/* ─── Container ─── */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}

/* ─── Eyebrow label ─── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 20px;
}

.eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--gold);
}

/* ─── Section heading ─── */
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(38px, 4.5vw, 64px);
  font-weight: 400;
  line-height: 1.08;
  color: var(--black);
  letter-spacing: -0.01em;
}

.section-heading em {
  font-style: italic;
  color: var(--nude-deep);
}

/* ─── Gold divider ─── */
.gold-line {
  display: block;
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
  margin: 28px 0;
}

/* ─── Botão primário ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 32px;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 0.3s var(--ease), color 0.3s;
}

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

/* ─── Botão outline ─── */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border: 1px solid var(--black);
  color: var(--black);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}

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

/* ─── Scroll reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.24s; }
.delay-3 { transition-delay: 0.36s; }
.delay-4 { transition-delay: 0.48s; }

/* ─── Skip to main ─── */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: auto;
  height: auto;
  padding: 16px 32px;
  background: var(--black);
  color: var(--white);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  z-index: 9999;
  border-bottom: 2px solid var(--gold);
  outline: none;
}

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

/* ─── No-JS reveal fallback ─── */
html:not(.js-loaded) .reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .container {
    padding: 0 24px;
  }

  :root {
    --section-gap: 80px;
  }
}