.about-hero { padding: 150px 0 40px; }
.about-hero h1 { font-size: clamp(34px, 5vw, 52px); max-width: var(--content-w); }
.about-bio { max-width: var(--content-w); margin-top: 22px; }
.about-bio p { font-size: 16px; color: var(--text); margin: 0 0 20px; line-height: 1.7; }
.about-bio p:last-child { margin-bottom: 0; }

.timeline { position: relative; padding-left: 44px; }
.timeline::before { content:""; position:absolute; left:7px; top:6px; bottom:6px; width:1px; background: linear-gradient(to bottom, var(--accent-1), var(--border-hi) 40%); }
.timeline-item { position: relative; padding-bottom: 48px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content:""; position:absolute; left:-42px; top:4px; width:10px; height:10px; border-radius:50%; background: var(--bg); border:2px solid var(--accent-1); }
.timeline-item.past::before { border-color: var(--text-dim); }
.timeline-role { font-family: var(--font-display); color: var(--text-hi); font-size: 20px; font-weight: 600; }
.timeline-meta { font-family: var(--font-mono); font-size: 11.5px; color: var(--accent-1); letter-spacing: 0.06em; text-transform: uppercase; margin: 8px 0 14px; }
.timeline-item.past .timeline-meta { color: var(--text-dim); }
.timeline-list { margin: 0; padding-left: 18px; }
.timeline-list li { margin-bottom: 8px; font-size: 14.5px; }

.skills-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.skill-cat { padding: 22px 24px; }
.skill-cat .eyebrow { margin-bottom: 14px; }
.skill-cat ul { list-style: none; margin: 0; padding: 0; }
.skill-cat li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; color: var(--text-hi); }
.skill-cat li:last-child { border-bottom: none; }
@media (max-width: 900px) { .skills-grid { grid-template-columns: repeat(2, 1fr); } }