/* ============================================================
   Timeline component: horizontal scroll-snap milestone track.
   Behavior in assets/js/components/timeline.js.

   .timeline__title's font-size is a literal clamp(), not var(--fz-h2) —
   same trap as the other empresa headings.
   ============================================================ */

.timeline {
  padding: var(--pad-y) var(--pad-x);
  background: var(--paper);
  border-top: 1px solid rgba(20, 20, 20, 0.08);
}
.timeline__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.timeline__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2.5rem;
  margin-bottom: 3.75rem;
  flex-wrap: wrap;
}
.timeline__kicker {
  font-size: 0.75rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.timeline__title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(2.125rem, 5vw, 4.875rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
  max-width: 20ch;
  text-wrap: balance;
}
.timeline__title em {
  font-style: italic;
  color: var(--blue);
}
.timeline__nav {
  display: flex;
  gap: 0.75rem;
}
.timeline__nav button {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 999px;
  border: 1.5px solid var(--black);
  color: var(--black);
  font-size: 1.125rem;
  transition: all 0.25s var(--ease);
}
.timeline__nav button:hover {
  background: var(--black);
  color: var(--green);
}
.timeline__nav button:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}
.timeline__track {
  display: flex;
  gap: 1.75rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 0.875rem 0.125rem 2.5rem;
  scrollbar-width: none;
}
.timeline__track::-webkit-scrollbar {
  display: none;
}
.hito {
  flex: 0 0 min(21.25rem, 82vw);
  scroll-snap-align: start;
  border-top: 1px solid var(--black);
  padding: 1.75rem 0 0;
  position: relative;
}
.hito::before {
  content: '';
  position: absolute;
  top: -0.375rem;
  left: 0;
  width: 0.6875rem;
  height: 0.6875rem;
  border-radius: 50%;
  background: var(--blue);
}
.hito__year {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 4.5rem;
  font-weight: 400;
  line-height: 1;
  color: var(--black);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.hito__title {
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  margin-bottom: 0.625rem;
}
.hito__desc {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: #444;
}