/* 25 Years of IT — progressive enhancement of existing Journey entries. */
.it-explorer{margin:clamp(1.5rem,3vw,2.5rem) 0 2rem;padding:clamp(1.1rem,2.7vw,2rem);border:1px solid rgba(144,203,249,.27);border-radius:22px;background:rgba(13,27,58,.40);color:inherit}
.it-explorer *{box-sizing:border-box}
.it-explorer__eyebrow{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:#a6dffa;margin:0 0 .55rem}
.it-explorer h2{font-size:clamp(1.65rem,3.2vw,2.65rem);margin:.2rem 0 .6rem;line-height:1.2}
.it-explorer__intro{max-width:70ch;line-height:1.65;margin:0 0 1.5rem;color:#d0e1f5}
.it-explorer__eras{display:flex;gap:.65rem;overflow-x:auto;scroll-snap-type:x proximity;padding:.3rem .15rem 1rem;scrollbar-width:thin}
.it-explorer__era{appearance:none;display:flex;flex-direction:column;justify-content:space-between;flex:0 0 clamp(154px,21vw,195px);min-height:105px;text-align:left;scroll-snap-align:start;border:1px solid rgba(173,208,252,.32);border-radius:14px;background:rgba(21,40,80,.38);color:#f0f6ff;padding:.85rem .95rem;cursor:pointer;font:inherit}
.it-explorer__era[aria-pressed="true"]{border-color:#83e2fa;background:rgba(27,87,124,.57);box-shadow:inset 0 3px #83e2fa}
.it-explorer__era:hover{border-color:#bfefff}
.it-explorer__era time{font-size:.81rem;letter-spacing:.035em;color:#a7dffb}
.it-explorer__era span{font-size:.93rem;font-weight:650;line-height:1.25}
.it-explorer button:focus-visible,.it-explorer a:focus-visible,.it-explorer summary:focus-visible{outline:3px solid #ffe3a2;outline-offset:3px}
.it-explorer__track{height:4px;background:rgba(153,190,236,.17);border-radius:4px;margin:.1rem 0 1.6rem;overflow:hidden}
.it-explorer__progress{height:100%;background:linear-gradient(90deg,#68d8ef,#a2b8fb);width:0%;transition:width .2s ease}
.it-explorer__detail{display:grid;grid-template-columns:minmax(145px,.55fr) minmax(0,1.5fr);gap:clamp(1.1rem,3vw,2.3rem);align-items:start;border-top:1px solid rgba(174,214,252,.18);padding-top:1.5rem}
.it-explorer__date{font-size:clamp(1.3rem,3vw,1.95rem);font-variant-numeric:tabular-nums;font-weight:780;color:#bceafa}
.it-explorer__phase{font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;color:#b1c6e4;margin:.45rem 0 0}
.it-explorer__detail h3{font-size:clamp(1.25rem,2.6vw,1.7rem);margin:0 0 .6rem}
.it-explorer__detail p{line-height:1.7;color:#dae6f7;margin:.3rem 0 1.2rem}
.it-explorer__links{display:flex;flex-wrap:wrap;gap:.6rem}
.it-explorer__links a{border:1px solid rgba(160,221,247,.4);border-radius:100px;padding:.5rem .85rem;text-decoration:none;color:#d8f5ff;font-size:.9rem}
.it-explorer__links a:hover{text-decoration:underline}
.it-explorer__full{margin-top:1.6rem;border-top:1px solid rgba(160,201,249,.2);padding-top:1.1rem}
.it-explorer__full summary{cursor:pointer;color:#bceeff;font-weight:650;padding:.5rem 0}
.it-explorer__full .timeline{margin-top:1.2rem}
@media(max-width:690px){.it-explorer__detail{grid-template-columns:1fr;gap:.6rem}.it-explorer__era{flex-basis:160px}}
@media(prefers-reduced-motion:reduce){.it-explorer__progress{transition:none}.it-explorer__eras{scroll-behavior:auto}}