.student-archive-hero{margin:2rem 0 3.5rem;padding:clamp(2rem,6vw,5rem);border:1px solid #2a2f35;background:radial-gradient(circle at 85% 15%,rgba(181,232,83,.16),transparent 28%),#101418}.eyebrow,.era-meta{color:#b5e853;font:700 .78rem/1.2 monospace;letter-spacing:.13em;text-transform:uppercase}.student-archive-hero h1{margin:.45rem 0 1rem;font-size:clamp(2.4rem,8vw,5.4rem);line-height:.95;letter-spacing:-.05em}.lede{max-width:48rem;font-size:clamp(1.1rem,2vw,1.45rem);color:#d6d9dc}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.35rem;margin-top:2rem}.archive-button{display:inline-block;padding:.72rem 1rem;border:1px solid #b5e853;color:#b5e853;font-weight:700;text-decoration:none}.archive-button:hover,.archive-button:focus{background:#b5e853;color:#101418}.archive-link{color:#d6d9dc}.archive-note,.archive-gaps{margin:0 0 4rem;max-width:58rem}.timeline{position:relative;margin:2rem 0 5rem}.timeline:before{content:"";position:absolute;left:3.45rem;top:0;bottom:0;width:1px;background:#394049}.era{position:relative;display:grid;grid-template-columns:7rem minmax(0,1fr);gap:clamp(1rem,4vw,3rem);margin:0 0 3rem}.era-date{z-index:1;display:grid;place-items:start center}.era-date span{display:inline-block;padding:.45rem .55rem;border:1px solid #b5e853;background:#15191d;color:#b5e853;font:700 .9rem monospace}.era-card{padding:clamp(1.4rem,4vw,2.4rem);border:1px solid #394049;background:#15191d;box-shadow:0 14px 40px rgba(0,0,0,.18)}.era-card h2{margin:.4rem 0 .7rem;font-size:clamp(1.65rem,4vw,2.55rem)}code{overflow-wrap:anywhere}@media(max-width:600px){.timeline:before{left:.55rem}.era{grid-template-columns:1.2rem minmax(0,1fr);gap:.8rem}.era-date{transform:translateX(-.05rem)}.era-date span{overflow:hidden;width:.7rem;height:.7rem;padding:0;border-radius:50%;color:transparent}}