.geo-stack-section{padding:100px 0;overflow:clip}.geo-stack{grid-template-columns:260px minmax(0,1fr);align-items:center;display:grid;position:relative}.geo-stack-hub{z-index:1;flex-direction:column;justify-content:center;align-items:center;height:260px;display:flex;position:relative}.geo-stack-core{width:104px;height:104px;font-family:var(--font-display);letter-spacing:-.04em;color:var(--on-accent);background:radial-gradient(circle at 30% 25%, color-mix(in srgb, #fff 25%, var(--accent)), var(--accent) 60%);box-shadow:0 0 0 10px color-mix(in srgb, var(--accent) 12%, transparent), 0 0 60px color-mix(in srgb, var(--accent) 45%, transparent);border-radius:50%;justify-content:center;align-items:center;font-size:30px;display:flex;position:relative}.geo-stack-orbit{border:1px dashed color-mix(in srgb, var(--accent) 45%, transparent);border-radius:50%;width:190px;height:190px;animation:30s linear infinite geoStackSpin;position:absolute;top:50%;left:50%;translate:-50% -50%}.geo-stack-orbit:after{content:"";background:var(--accent);border-radius:50%;width:8px;height:8px;position:absolute;top:-4px;left:50%}.geo-stack-orbit--2{border-style:solid;border-color:color-mix(in srgb, var(--accent) 16%, transparent);width:250px;height:250px;animation-duration:55s;animation-direction:reverse}@keyframes geoStackSpin{to{rotate:360deg}}.geo-stack-lanes{flex-direction:column;gap:18px;margin:0;padding:0 0 0 56px;list-style:none;display:flex;position:relative}.geo-stack-lanes:before{content:"";background:linear-gradient(to bottom, transparent, color-mix(in srgb, var(--accent) 45%, transparent) 15%, color-mix(in srgb, var(--accent) 45%, transparent) 85%, transparent);width:1.5px;position:absolute;top:44px;bottom:44px;left:0}.geo-stack-lanes:after{content:"";background:color-mix(in srgb, var(--accent) 45%, transparent);width:56px;height:1.5px;position:absolute;top:50%;left:-56px}.geo-stack-lane{grid-template-columns:56px minmax(0,1fr);align-items:center;gap:22px;padding:18px 0;display:grid;position:relative}.geo-stack-lane+.geo-stack-lane{border-top:1px solid var(--border)}.geo-stack-lane:before{content:"";background:color-mix(in srgb, var(--accent) 45%, transparent);width:56px;height:1.5px;position:absolute;top:50%;left:-56px}.geo-stack-lane:after{content:"";background:var(--accent);width:7px;height:7px;box-shadow:0 0 10px var(--accent);animation:2.6s ease-in-out infinite geoStackPulse;animation-delay:var(--d,0s);border-radius:50%;position:absolute;top:calc(50% - 3px);left:-56px}@keyframes geoStackPulse{0%{opacity:0;translate:52px}15%{opacity:1}85%{opacity:1}to{opacity:0;translate:0}}.geo-stack-icon{width:56px;height:56px;color:var(--accent);background:color-mix(in srgb, var(--accent) 10%, var(--bg));border:1px solid color-mix(in srgb, var(--accent) 30%, var(--border));border-radius:16px;justify-content:center;align-items:center;transition:background .35s,color .35s,transform .4s cubic-bezier(.2,.8,.2,1);display:flex}.geo-stack-lane:hover .geo-stack-icon{background:var(--accent);color:var(--on-accent);transform:rotate(-6deg)scale(1.05)}.geo-stack-cat{font-family:var(--font-ui);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 12px;font-size:11px;font-weight:700}.geo-stack-tools{flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none;display:flex}.geo-stack-tools li{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:999px;align-items:center;gap:9px;padding:6px 14px 6px 6px;font-size:14px;font-weight:500;transition:border-color .3s,transform .3s;display:inline-flex}.geo-stack-tools li:hover{border-color:color-mix(in srgb, var(--accent) 60%, var(--border));transform:translateY(-2px)}.geo-stack-mono{width:26px;height:26px;font-family:var(--font-display);color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, transparent);border-radius:50%;justify-content:center;align-items:center;font-size:13px;display:flex}@media (max-width:900px){.geo-stack{grid-template-columns:1fr}.geo-stack-hub{flex-direction:row;justify-content:flex-start;gap:18px;height:auto;padding:10px 0 0}.geo-stack-core{flex:none;width:72px;height:72px;font-size:22px}.geo-stack-orbit{width:118px;height:118px;top:46px;left:36px;translate:-50% -50%}.geo-stack-orbit--2{width:150px;height:150px}.geo-stack-lanes{padding:16px 0 0 66px}.geo-stack-lanes:before{background:color-mix(in srgb, var(--accent) 45%, transparent);top:0;bottom:44px;left:35px}.geo-stack-lanes:after{display:none}.geo-stack-lane{grid-template-columns:1fr;gap:12px}.geo-stack-lane:before{width:31px;top:41px;left:-31px}.geo-stack-lane:after{animation-name:geoStackPulseSm;top:39px;left:-31px}.geo-stack-icon{border-radius:14px;width:48px;height:48px}}@keyframes geoStackPulseSm{0%{opacity:0;translate:27px}15%,85%{opacity:1}to{opacity:0;translate:0}}@media (prefers-reduced-motion:reduce){.geo-stack-orbit,.geo-stack-lane:after{animation:none}.geo-stack-lane:after{display:none}}