/* ═══════════════════════════════════════════
   COMPONENTS — Botões, seção, tipografia,
   fade-in e responsivo global
═══════════════════════════════════════════ */

/* ── Botões ── */
.btn-filled {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--gold);
  color: var(--bg);
  padding: 0.72rem 1.4rem;
  border-radius: 2px;
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid var(--gold);
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
  font-family: var(--font-body);
}
.btn-filled:hover { background: transparent; color: var(--gold); }

.btn-link {
  color: var(--cream);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 400;
  text-decoration: none;
  cursor: pointer;
  background: transparent;
  border: none;
  font-family: var(--font-body);
  position: relative;
  padding-bottom: 3px;
}
.btn-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--cream);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.7, 0, 0.3, 1);
}
.btn-link:hover::after { transform: scaleX(0); transform-origin: right; }

/* ── Layout de seção ── */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2.75rem clamp(1.5rem, 5vw, 4.5rem);
}

.section-num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  color: var(--gold-soft);
  line-height: 0.85;
  letter-spacing: -0.04em;
  margin-bottom: -0.25em;
  user-select: none;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 0.6rem;
}
.section-label::before {
  content: '';
  width: 22px; height: 1px;
  background: var(--gold);
}

/* ── Títulos globais ── */
h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--cream);
  margin-bottom: 1rem;
}
h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--cream);
  line-height: 1.1;
  margin-bottom: 1rem;
}
h2 em { font-style: italic; color: var(--gold); }

.section-desc {
  font-size: 0.95rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.9;
  font-weight: 300;
}

/* ── Fade-in ── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.85s ease, transform 0.85s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── Responsivo global ── */
@media (max-width: 900px) {
  .section-inner { padding: 2.75rem clamp(1.5rem, 5vw, 3rem); }
}
@media (max-width: 480px) {
  .section-inner { padding: 2.5rem 1.25rem; }
}