.timeline{background:var(--color-bg-primary);padding:var(--section-padding-y) 0;position:relative}.timeline__header{text-align:center;max-width:820px;margin:0 auto var(--spacing-20)}.timeline__title{font-family:var(--font-display);font-size:clamp(2.2rem,4.8vw,4rem);line-height:1;letter-spacing:-.03em;margin-bottom:var(--spacing-5);font-weight:700}.timeline__title-accent{color:var(--color-primary);font-style:italic;font-weight:500}.timeline__lead{font-size:var(--font-size-lg);color:var(--color-text-secondary);line-height:var(--line-height-relaxed);max-width:680px;margin:0 auto}.timeline__track{position:relative;max-width:1040px;margin:0 auto}.timeline__spine{bottom:0;left:20px;transform:translateX(-50%);width:2px;background:var(--color-border-subtle)}.timeline__spine,.timeline__spine-progress{position:absolute;top:0;border-radius:var(--radius-full)}.timeline__spine-progress{left:0;right:0;background:var(--color-primary);transition:height .12s linear}.timeline__item{position:relative;display:grid;grid-template-columns:40px 1fr;gap:var(--spacing-4);align-items:start;margin-bottom:var(--spacing-16)}.timeline__item--left .timeline__card,.timeline__item--right .timeline__card{grid-column:2/3;grid-row:1;text-align:left}.timeline__node-wrapper{position:absolute;top:calc(var(--spacing-6) + clamp(1.2rem, 2vw, 1.6rem));left:20px;transform:translate(-50%,-50%);display:flex;justify-content:center;z-index:3}.timeline__node{position:relative;width:18px;height:18px;background:var(--color-primary);border-radius:50%;box-shadow:0 0 0 3px var(--color-bg-section-alt),0 0 0 4px var(--color-primary)}.timeline__node--destaque{width:24px;height:24px}.timeline__card{background:var(--color-surface-card);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:var(--spacing-6);position:relative;display:flex;flex-direction:column;gap:var(--spacing-3)}.timeline__card--destaque{border-color:var(--color-border-strong)}.timeline__card:before{content:"";position:absolute;top:calc(var(--spacing-6) + clamp(1.2rem, 2vw, 1.6rem));width:24px;height:1px;background:var(--color-border-subtle)}.timeline__item--left .timeline__card:before,.timeline__item--right .timeline__card:before{left:-24px;right:auto}.timeline__ano{font-family:var(--font-display);font-size:clamp(2.4rem,4vw,3.2rem);font-weight:700;color:var(--color-primary);line-height:1;letter-spacing:-.035em}.timeline__card-title{font-family:var(--font-display);font-size:var(--font-size-xl);color:var(--color-text-primary);letter-spacing:-.02em;font-weight:600}.timeline__card-desc{color:var(--color-text-secondary);line-height:var(--line-height-relaxed);margin:0;font-size:var(--font-size-sm)}.timeline__card-img{margin-top:var(--spacing-3);border-radius:var(--radius-md);overflow:hidden}.timeline__card-img img{width:100%;height:auto;display:block}@media (min-width:901px){.timeline__item{grid-template-columns:1fr 60px 1fr;gap:var(--spacing-6)}.timeline__spine{left:50%;transform:translateX(-50%)}.timeline__node-wrapper{left:50%}.timeline__item--right .timeline__card{grid-column:3/4;text-align:left}.timeline__item--left .timeline__card{grid-column:1/2;text-align:right}.timeline__item--left .timeline__card:before{right:-24px;left:auto}.timeline__item--right .timeline__card:before{left:-24px;right:auto}}@media (prefers-reduced-motion:reduce){.timeline__node-pulse{animation:none}}