/* ============================================
   Costela e Cia — A experiência (diferenciais)
   ============================================ */

.exp {
  position: relative;
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding: clamp(72px, 12vh, 152px) clamp(20px, 4vw, 64px);
}

.exp-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.exp-head {
  max-width: 700px;
  margin-bottom: clamp(40px, 6vh, 74px);
}

.exp-tag {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: clamp(18px, 2.6vh, 28px);
}

.exp-tag-rule {
  width: clamp(28px, 4vw, 54px);
  height: 2px;
  background: var(--accent);
}

.exp-title {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(31px, 4.2vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.exp-title em { font-style: italic; color: var(--accent-2); }

.exp-intro {
  margin-top: clamp(16px, 2.4vh, 24px);
  font-size: clamp(15px, 1.1vw, 17.5px);
  line-height: 1.62;
  color: var(--ink-soft);
}

/* ---- grade de diferenciais ---- */
.exp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 5px;
  overflow: hidden;
}

.exp-item {
  background: var(--bg);
  padding: clamp(28px, 3.4vw, 52px);
  display: flex;
  flex-direction: column;
}

.exp-num {
  font-family: var(--f-display);
  font-style: italic;
  font-size: clamp(34px, 3.4vw, 50px);
  line-height: 1;
  color: var(--accent-2);
  background: linear-gradient(176deg, #ffe4b6 0%, #ff9a36 48%, #ec4a10 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.exp-item-name {
  margin-top: 18px;
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(20px, 1.9vw, 26px);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.exp-item-desc {
  margin-top: 10px;
  font-size: 14.5px;
  line-height: 1.62;
  color: var(--ink-soft);
}

/* ---- reveal ---- */
.exp-head > *,
.exp-item {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.exp.is-revealed .exp-head > *,
.exp.is-revealed .exp-item {
  opacity: 1;
  transform: translateY(0);
}
.exp.is-revealed .exp-tag { transition-delay: 0.08s; }
.exp.is-revealed .exp-title { transition-delay: 0.16s; }
.exp.is-revealed .exp-intro { transition-delay: 0.24s; }
.exp.is-revealed .exp-item:nth-child(1) { transition-delay: 0.3s; }
.exp.is-revealed .exp-item:nth-child(2) { transition-delay: 0.38s; }
.exp.is-revealed .exp-item:nth-child(3) { transition-delay: 0.46s; }
.exp.is-revealed .exp-item:nth-child(4) { transition-delay: 0.54s; }

@media (prefers-reduced-motion: reduce) {
  .exp-head > *,
  .exp-item { opacity: 1; transform: none; transition: none; }
}

/* ---- responsivo ---- */
@media (max-width: 760px) {
  .exp-grid { grid-template-columns: 1fr; }
}