/* ══════════════════════════════════════════════════════════════
   iarchitettura — Component: About / La Firma
   ══════════════════════════════════════════════════════════════ */

.about {
  background-color: var(--c-paper);
  padding-block: var(--section-y);
}

/* ── Inner grid ──────────────────────────────────────────────── */
.about__inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(48px, 8vw, 110px);
  align-items: start;
}

/* ── Visual / Photo column ───────────────────────────────────── */
.about__visual {
  position: relative;
  align-self: stretch;
}

.about__photo-wrap {
  position: sticky;
  top: calc(var(--nav-h) + var(--sp-8));
  aspect-ratio: 3 / 4;
  max-height: 620px;
  overflow: hidden;
  background-color: var(--c-grey-100);
}

.about__photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Placeholder shown when no photo exists */
.about__photo-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  background-color: var(--c-grey-100);
  border: 1px solid var(--c-border-light);
  color: var(--c-grey-200);
}
.about__photo-placeholder .placeholder-mark {
  color: var(--c-grey-200);
  opacity: 1;
}
.about__photo-placeholder-text {
  font-size: var(--text-2xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-grey-200);
  text-indent: 0.22em;
}

/* Thin gold accent line beside the photo */
.about__visual::before {
  content: '';
  position: absolute;
  top: 0;
  left: -20px;
  width: 1px;
  height: 50%;
  background: linear-gradient(to bottom, var(--c-gold), transparent);
}

/* ── Content column ──────────────────────────────────────────── */
.about__content {
  padding-top: var(--sp-3);
}

.about__heading {
  font-size: var(--text-3xl);
  font-weight: var(--fw-light);
  color: var(--c-black);
  margin-bottom: var(--sp-10);
}

/* Biography */
.about__bio {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
  margin-bottom: var(--sp-10);
}
.about__lead {
  font-size: var(--text-lg);
  font-weight: var(--fw-light);
  line-height: 1.72;
  color: var(--c-black);
}
.about__bio p {
  font-size: var(--text-md);
  color: var(--c-grey-400);
  line-height: 1.78;
}

/* Pull-quote */
.about__quote-wrap {
  margin-bottom: var(--sp-10);
  padding-inline-start: var(--sp-6);
  border-inline-start: 1px solid var(--c-gold);
}
.about__quote {
  font-size: var(--text-md);
  font-style: normal;
  font-weight: var(--fw-light);
  color: var(--c-black);
  line-height: 1.75;
}

/* Stats strip */
.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
  padding-block: var(--sp-8);
  border-block: 1px solid var(--c-border-light);
  margin-bottom: var(--sp-10);
}
.stat { display: flex; flex-direction: column; gap: var(--sp-2); }
.stat__num {
  font-size: var(--text-lg);
  font-weight: var(--fw-medium);
  color: var(--c-black);
  letter-spacing: -0.02em;
}
.stat__label {
  font-size: var(--text-xs);
  color: var(--c-grey-400);
  line-height: 1.45;
}

/* Values */
.about__values {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
  margin-bottom: var(--sp-10);
  padding-block: var(--sp-8);
  border-block: 1px solid var(--c-border-light);
}
.about__value {
  display: flex;
  gap: var(--sp-5);
  align-items: flex-start;
}
.about__value-num {
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  color: var(--c-gold);
  letter-spacing: 0.06em;
  flex-shrink: 0;
  min-width: 2.2ch;
  padding-top: 0.15rem;
}
.about__value-title {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--c-black);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  text-indent: 0.10em;
  margin-bottom: var(--sp-1);
}
.about__value-desc {
  font-size: var(--text-sm);
  color: var(--c-grey-400);
  line-height: 1.65;
}

/* Disciplines */
.about__disciplines {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin-bottom: var(--sp-10);
}
.discipline-tag {
  font-size: var(--text-2xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-black);
  border: 1px solid var(--c-border-light);
  padding: var(--sp-2) var(--sp-4);
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 960px) {
  .about__inner {
    grid-template-columns: 1fr;
    max-width: 580px;
    margin-inline: auto;
  }
  .about__visual { order: 1; }
  .about__content { order: 2; }
  .about__photo-wrap {
    position: relative;
    top: auto;
    aspect-ratio: 4 / 3;
    max-height: 400px;
  }
  .about__visual::before { display: none; }
  .about__stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .about__stats { grid-template-columns: 1fr; }
}