.section--building{background-color:var(--color-bg-section);align-items:center;min-height:80vh;display:flex}.building__layer{justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.building__layer--bg{background-image:linear-gradient(#00f0ff0a 1px,#0000 1px),linear-gradient(90deg,#00f0ff0a 1px,#0000 1px);background-size:60px 60px}.building__layer--mid{justify-content:center;align-items:center;display:flex}.building__windows{opacity:.4;grid-template-columns:repeat(3,1fr);gap:1.5rem;display:grid}.building__window{border:1px solid var(--color-cyan-dim);background:0 0;border-radius:2px;width:clamp(30px,5vw,60px);height:clamp(40px,7vw,80px);transition:background .3s;display:block}.building__window:nth-child(2),.building__window:nth-child(5),.building__window:nth-child(7){background:#00f0ff14}.building__layer--fg{z-index:2;padding:var(--space-xl) var(--section-px);max-width:var(--max-width);flex-direction:column;align-items:flex-start;width:100%;margin:0 auto;display:flex;position:relative}.building__heading{font-size:var(--text-h2);letter-spacing:-.02em;color:var(--color-white);margin-bottom:var(--space-md);max-width:600px;font-weight:900;line-height:1.15}.building__stats{gap:var(--space-sm);flex-wrap:wrap;display:flex}.building__stat-item{font-family:var(--font-mono);font-size:var(--text-small);color:var(--color-cyan);border:1px solid var(--color-gray-dark);letter-spacing:.05em;border-radius:4px;padding:.4em .8em}.section--network{background-color:var(--color-bg-section);justify-content:center;align-items:center;min-height:100vh;display:flex}.network__inner{width:100%;max-width:var(--max-width);padding:var(--space-lg) var(--section-px);align-items:center;gap:var(--space-lg);flex-direction:column;display:flex}.network__svg-wrap{will-change:transform;width:100%;max-width:900px;transform:translateZ(0)}.network__svg{width:100%;height:auto}.world-map path{fill:var(--color-bg-alt);stroke:var(--color-gray-dark);stroke-width:.5px}.cable{fill:none;stroke:var(--color-cyan);stroke-width:1.5px;stroke-linecap:round;filter:drop-shadow(0 0 3px var(--color-cyan));opacity:0}.network__heading{font-size:var(--text-h2);letter-spacing:-.02em;color:var(--color-white);text-align:center;opacity:0;max-width:700px;font-weight:900}.network__caption{font-size:var(--text-small);color:var(--color-gray);text-align:center;letter-spacing:.05em;font-family:var(--font-mono);opacity:0}@media (prefers-reduced-motion:reduce){.network__heading,.network__caption,.cable{opacity:1}}@media (width<=599px){.cable{filter:none}.network__svg-wrap{will-change:auto}}.section--people{background-color:var(--color-bg);justify-content:center;align-items:center;min-height:60vh;display:flex;position:relative;overflow:hidden}.people__bg{opacity:.6;background-image:radial-gradient(circle,#00f0ff26 1px,#0000 1px);background-size:24px 24px;position:absolute;inset:0}.people__content{z-index:1;text-align:center;padding:var(--space-xl) var(--section-px);max-width:900px;position:relative}.people__heading{font-size:var(--text-hero);letter-spacing:-.03em;color:var(--color-white);margin-bottom:var(--space-sm);font-weight:900;line-height:1.1}.people__sub{font-size:var(--text-body);color:var(--color-gray-light);letter-spacing:.05em}.built-this{background:var(--color-bg-alt);padding:var(--space-xl) var(--section-px)}.built-this__inner{max-width:var(--max-width);margin:0 auto}.built-this__heading{font-family:var(--font-sans);font-size:var(--text-h2);color:var(--color-white);margin-bottom:var(--space-lg);font-weight:700}.built-this__items{gap:var(--space-sm);flex-direction:column;display:flex}.built-this__item{border:1px solid var(--color-gray-dark);background:var(--color-bg-section);border-radius:4px;transition:border-color .2s}.built-this__item[open]{border-color:var(--color-cyan)}.built-this__summary{justify-content:space-between;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);font-family:var(--font-mono);font-size:var(--text-mono);color:var(--color-gray-light);cursor:pointer;-webkit-user-select:none;user-select:none;font-weight:700;list-style:none;transition:color .2s;display:flex}.built-this__summary::-webkit-details-marker{display:none}.built-this__summary:after{content:"+";color:var(--color-cyan);flex-shrink:0;font-size:1.2rem;font-weight:400;transition:transform .2s}.built-this__item[open] .built-this__summary:after{transform:rotate(45deg)}.built-this__summary:hover,.built-this__summary:focus-visible{color:var(--color-cyan);outline:none}.built-this__summary:focus-visible{outline:2px solid var(--color-cyan);outline-offset:-2px;border-radius:2px}.built-this__body{padding:0 var(--space-md) var(--space-md);border-top:1px solid var(--color-gray-dark)}.built-this__item[open] .built-this__body{border-top-color:var(--color-gray-dark)}.built-this__body p{font-family:var(--font-sans);font-size:var(--text-body);color:var(--color-gray);margin-top:var(--space-sm);line-height:1.7}.built-this__body code{font-family:var(--font-mono);color:var(--color-cyan);background:#f59e0b14;border-radius:3px;padding:.1em .3em;font-size:.9em}[data-theme=light] .built-this{background:#f0ebe0}[data-theme=light] .built-this__item{background:#fff;border-color:#d0c8b8}[data-theme=light] .built-this__item[open]{border-color:var(--color-cyan)}[data-theme=light] .built-this__body{border-top-color:#d0c8b8}[data-theme=light] .built-this__summary{color:#2a2520}[data-theme=light] .built-this__body p{color:#4a4540}[data-theme=light] .built-this__body code{background:#b4530914}