/* ==========================================================================
   02 · LO QUE HAGO — acordeón sobre grafito (estructura del zip de referencia)
   ========================================================================== */
.areas {
  --ease-x: cubic-bezier(0.16, 1, 0.3, 1);
  background: var(--ink);
  color: #fff;
  padding: clamp(5rem, 10vw, 9rem) var(--gutter-r) 0 var(--gutter);   /* sin franja negra al final */
  overflow: hidden;
}
.areas ::selection { background: #fff; color: var(--ink); }
.areas :focus-visible { outline-color: #fff; }
.areas .kicker { color: #fff; }

.areas__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 1.2rem;
  row-gap: 1.6rem;
  margin-bottom: clamp(2.5rem, 6vw, 5.5rem);
}
.areas__head > * { grid-column: 1 / -1; }
.areas__title { font-size: min(clamp(2.4rem, 1rem + 6.4vw, 8.6rem), 10.5vw); font-weight: 800; letter-spacing: -0.058em; line-height: 0.88; }
/* tres líneas fijas: «De la idea / a la pieza final, / sin perder el hilo.» */
.areas__title > span, .areas__title > em { display: block; white-space: nowrap; }
.areas__title em { color: var(--halo); letter-spacing: -0.02em; }
.areas__sub { grid-column: 1 / 7; font-family: var(--font-serif); font-style: italic; font-size: clamp(1.4rem, 1rem + 1.3vw, 2.2rem); line-height: 1.05; align-self: start; }
.areas__lead { grid-column: 8 / -1; font-size: clamp(1.02rem, 0.95rem + 0.3vw, 1.25rem); line-height: 1.4; color: rgb(255 255 255 / 0.78); max-width: 34rem; }

/* Filas */
.areas__list { border-bottom: 0; margin-inline: calc(var(--gutter) * -1) calc(var(--gutter-r) * -1); }
.area { border-top: 2px solid #fff; padding-inline: var(--gutter) var(--gutter-r); transition: background-color 0.45s var(--ease-x); }
.area.is-open { background: var(--blue); }
.area__btn {
  width: 100%;
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr) 92px;
  align-items: center;
  gap: 1rem;
  padding-block: clamp(1rem, 2vw, 1.8rem);
  text-align: left;
  cursor: pointer;
}
.area__n { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em; }
/* título de cada categoría: un 15 % y luego otro 10 % más pequeño que en la referencia */
.area__t {
  font-size: clamp(1.68rem, 5.51vw, 6.43rem);
  font-weight: 800;
  letter-spacing: -0.058em;
  line-height: 0.88;
  transition: transform 0.7s var(--ease-x);
}
.area__t em { font-family: inherit; font-style: normal; font-weight: inherit; letter-spacing: inherit; color: var(--halo); transition: color 0.3s; }
.area.is-open .area__t em { color: #fff; }
.area.is-open .area__t { transform: translateX(clamp(0.4rem, 2vw, 2rem)); }
.area__g { width: 92px; height: 92px; justify-self: end; transition: transform 1.2s var(--ease-x); }
.area.is-open .area__g { transform: rotate(180deg); }
.g-spin { transform-origin: 60px 60px; animation: area-spin 8s linear infinite; }
@keyframes area-spin { to { transform: rotate(360deg); } }

.area__body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.7s var(--ease-x); }
.area__body > div { overflow: hidden; min-height: 0; margin-left: 4.5rem; max-width: 40rem; opacity: 0; transition: opacity 0.5s 0.1s; display: grid; gap: 0.8rem; }
.area__body p { font-size: clamp(1.05rem, 1.3vw, 1.35rem); font-weight: 500; line-height: 1.3; }
.area.is-open .area__body { grid-template-rows: 1fr; }
.area.is-open .area__body > div { opacity: 1; padding-bottom: clamp(1.4rem, 2.5vw, 2.4rem); }

@media (max-width: 899px) {
  .areas__sub, .areas__lead { grid-column: 1 / -1; }
  .area__btn { grid-template-columns: 2rem minmax(0, 1fr) 48px; gap: 0.5rem; }
  .area__g { width: 48px; height: 48px; }
  .area__body > div { margin-left: 2.5rem; }
}
@media (prefers-reduced-motion: reduce) { .g-spin { animation: none; } }

/* «Del marketing al diseño. / Una mirada desde los dos lados.»: corte fijo en dos líneas */
.areas__sub > span { display: block; }