/* ================= Offices: dot-matrix map ================= */
.offices { background: var(--metal); color: #fff; position: relative; clip-path: polygon(0 3vw, 100% 0, 100% calc(100% - 3vw), 0 100%); margin: -3vw 0; padding: calc(4.5rem + 3vw) 0; overflow: hidden; }
.offices::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 70% 30%, rgba(242,106,16,.18), transparent 60%); pointer-events: none; }
.offices .section-title { color: #fff; }
.offices-lead { max-width: 640px; margin: -.6rem auto 1.5rem; color: #cfd2d5; }

.omap-wrap { position: relative; max-width: 1100px; margin: 0 auto; -webkit-mask-image: radial-gradient(ellipse 72% 80% at 50% 50%, #000 62%, transparent 100%); mask-image: radial-gradient(ellipse 72% 80% at 50% 50%, #000 62%, transparent 100%); }
.omap { width: 100%; height: auto; display: block; overflow: visible; }
.omap .dots { fill: none; stroke: rgba(255,255,255,.22); stroke-width: 4.4; stroke-linecap: round; }
.omap .dots.hi { stroke: var(--mit-orange); opacity: .9; }

.omap .route { fill: none; stroke: rgba(255,150,70,.55); stroke-width: 2.2; stroke-linecap: round; }
.js .omap .route { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 2.4s cubic-bezier(.4,.1,.2,1); }
.js .omap.in .route { stroke-dashoffset: 0; }
.js .omap.in #route2 { transition-delay: .5s; }
.js .omap.in #route3 { transition-delay: 1.4s; }
.omap .flow { fill: none; stroke: #ffc58f; stroke-width: 2.2; stroke-linecap: round; stroke-dasharray: 3 15; opacity: 0; animation: flow 1.2s linear infinite; }
.omap.in .flow, html:not(.js) .omap .flow { opacity: .95; transition: opacity 1s 2.2s; }
@keyframes flow { to { stroke-dashoffset: -18; } }
.omap .packet { fill: #fff; stroke: var(--mit-orange); stroke-width: 2; filter: drop-shadow(0 0 5px rgba(255,140,40,.95)); }
.js .omap:not(.in) .packet { visibility: hidden; }

.omap .pin { cursor: pointer; }
.omap .pin .core { fill: var(--mit-orange); stroke: #fff; stroke-width: 2.6; transition: transform .3s; transform-box: fill-box; transform-origin: center; }
.omap .pin .ring { fill: none; stroke: var(--mit-orange); stroke-width: 2.4; transform-box: fill-box; transform-origin: center; animation: ping 2.6s ease-out infinite; }
.omap .pin .ring.r2 { animation-delay: 1.3s; }
@keyframes ping { 0% { transform: scale(.7); opacity: .95; } 100% { transform: scale(4); opacity: 0; } }
.omap .pin .lbl { fill: #fff; font-family: var(--font-head); font-weight: 600; font-size: 22px; letter-spacing: .08em; text-transform: uppercase; paint-order: stroke; stroke: rgba(20,22,24,.85); stroke-width: 5px; transition: fill .3s; }
.omap .pin.hot .core { transform: scale(1.5); }
.omap .pin.hot .lbl { fill: #ffb36b; }

/* office cards */
.ocards { display: grid; grid-template-columns: 1fr; gap: 1.2rem; margin-top: 2rem; }
@media (min-width: 768px) { .ocards { grid-template-columns: repeat(3, 1fr); } }
.ocard { position: relative; padding: 1.6rem 1.5rem 1.4rem; border-radius: .6rem; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); backdrop-filter: blur(4px); transition: transform .3s, border-color .3s, background .3s, box-shadow .3s; outline: none; }
.ocard:hover, .ocard:focus-visible, .ocard.hot { transform: translateY(-8px); border-color: var(--mit-orange); background: rgba(242,106,16,.14); box-shadow: 0 16px 34px rgba(0,0,0,.35); }
.oc-code { position: absolute; top: 1.2rem; right: 1.3rem; font-family: var(--font-head); font-size: 2.6rem; font-weight: 700; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px rgba(255,255,255,.4); }
.ocard h3 { font-size: 1.7rem; margin: 0; text-transform: uppercase; letter-spacing: .04em; }
.oc-country { color: var(--mit-orange); font-weight: 700; text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; margin: .1rem 0 1rem; }
.oc-time, .oc-links { margin: .3rem 0; color: #d6d9dc; font-size: .95rem; }
.oc-time i, .oc-links i { color: var(--mit-orange); margin-right: .45rem; }
.oc-time b { font-family: var(--font-head); font-size: 1.35rem; letter-spacing: .06em; color: #fff; }
.oc-cta { display: inline-block; margin-top: 1rem; font-family: var(--font-head); text-transform: uppercase; letter-spacing: .1em; font-size: .85rem; color: #fff; text-decoration: none; border-bottom: 2px solid var(--mit-orange); padding-bottom: 2px; }
.oc-cta:hover { color: var(--mit-orange); }

.ostats { display: flex; justify-content: center; gap: clamp(1.5rem, 8vw, 5rem); margin-top: 2.6rem; text-align: center; }
.ostats b { display: block; font-family: var(--font-head); font-size: clamp(2.4rem, 7vw, 4rem); color: var(--mit-orange); line-height: 1; }
.ostats span { text-transform: uppercase; letter-spacing: .18em; font-size: .75rem; color: #cfd2d5; }

@media (max-width: 575.98px) {
  .omap .pin .lbl { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  .omap .ring, .omap .flow { animation: none !important; }
  .omap .packet { display: none; }
}