/* =========================================================
   ABOUT PAGE STYLES
   ========================================================= */

/* ---------- Hero ---------- */
.about-hero { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.about-hero__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
}
.about-hero__portrait {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy);
}
.about-hero__portrait img { width: 100%; height: 100%; object-fit: cover; opacity: 0.94; }
.about-hero__role {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--blue);
  font-size: var(--step-1);
  margin-bottom: 1rem;
}
.about-hero__lede { color: var(--text); margin-bottom: 1.75rem; }
.about-hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }

@media (max-width: 860px) {
  .about-hero__grid { grid-template-columns: 1fr; }
  .about-hero__portrait { max-width: 320px; margin-inline: auto; }
}

/* ---------- Bio ---------- */
.bio__text { max-width: 68ch; }
.bio__text p { color: var(--text); margin-bottom: 1.3rem; }

/* ---------- Timeline (career milestones — a genuine sequence) ---------- */
.timeline {
  position: relative;
  max-width: 780px;
  margin: 0;
  padding-left: 2rem;
  border-left: 2px solid var(--border);
}
.timeline__item {
  position: relative;
  padding-bottom: clamp(2rem, 4vw, 2.75rem);
}
.timeline__item:last-child { padding-bottom: 0; }
.timeline__marker {
  position: absolute;
  left: -2.4rem;
  top: 0.35rem;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--amber);
  border: 3px solid var(--bg-alt);
}
.timeline__year {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--blue);
  font-size: var(--step--1);
  margin-bottom: 0.3rem;
}
.timeline__body h3 { font-size: var(--step-1); margin-bottom: 0.4rem; }
.timeline__body p { color: var(--text); margin: 0; max-width: 60ch; }

/* ---------- Education & boards ---------- */
.credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 4rem);
}
.credentials__col h2 { font-size: var(--step-2); margin-bottom: 1.5rem; }
.credentials__list { display: flex; flex-direction: column; gap: 1.25rem; }
.credentials__list li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border);
}
.credentials__list li:last-child { border-bottom: none; padding-bottom: 0; }
.credentials__title {
  font-weight: 600;
  color: var(--navy);
  font-size: var(--step-0);
}
.credentials__meta { color: var(--text-muted); font-size: var(--step--1); }

@media (max-width: 760px) {
  .credentials { grid-template-columns: 1fr; }
}

/* ---------- Downloads ---------- */
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.download-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.5rem 1.75rem;
  background: rgba(248, 250, 252, 0.05);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.download-card:hover {
  background: rgba(248, 250, 252, 0.09);
  border-color: rgba(248, 250, 252, 0.3);
}
.download-card__icon {
  flex-shrink: 0;
  width: 2.75rem; height: 2.75rem;
  border-radius: 50%;
  background: var(--amber);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.download-card__body { display: flex; flex-direction: column; gap: 0.3rem; }
.download-card__label { font-weight: 600; color: #fff; font-size: var(--step-0); }
.download-card__desc { font-size: var(--step--1); color: var(--text-on-dark-muted); }

@media (max-width: 700px) {
  .downloads-grid { grid-template-columns: 1fr; }
}