:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#040914;color:#eef7ff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--panel: rgba(10, 23, 39, .68);--panel-strong: rgba(9, 20, 35, .9);--border: rgba(125, 222, 255, .26);--border-strong: rgba(105, 231, 255, .58);--cyan: #64e8ff;--blue: #4a8dff;--green: #8ef3bd;--amber: #ffc96b;--muted: #9fb0c7;--shadow: 0 24px 80px rgba(0, 0, 0, .45)}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;margin:0}body{overflow:hidden;background:radial-gradient(circle at top left,rgba(74,141,255,.2),transparent 34rem),linear-gradient(135deg,#040914,#071121 45%,#040914)}button,input,select{font:inherit}button{min-height:44px;color:#f5fbff;cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}.app-shell{position:relative;display:grid;grid-template-rows:auto 1fr;min-height:100%;padding:14px;isolation:isolate}.site-header{z-index:10;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0 4px 12px}.site-header h1{max-width:1160px;margin:0;font-size:clamp(1.75rem,2.1vw,2.9rem);line-height:1;font-weight:800;letter-spacing:0}.panel-kicker{margin:0 0 6px;color:var(--cyan);font-size:.9rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.status-pill{flex:0 0 auto;padding:10px 14px;border:1px solid rgba(142,243,189,.38);border-radius:999px;color:var(--green);background:#0c2b2a9e;box-shadow:inset 0 0 18px #8ef3bd14;font-size:.94rem;font-weight:700}.experience{position:relative;min-height:0;border:1px solid rgba(125,222,255,.12);border-radius:18px;overflow:hidden;background:linear-gradient(rgba(100,232,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(100,232,255,.04) 1px,transparent 1px),#020812b8;background-size:46px 46px;box-shadow:var(--shadow)}.glass-panel{border:1px solid var(--border);border-radius:12px;background:var(--panel);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.scene-panel{position:absolute;top:0;right:0;bottom:0;left:0}.scene-panel canvas{display:block}.controls-bar{position:absolute;left:18px;bottom:18px;z-index:20;display:flex;align-items:center;gap:8px;max-width:calc(100% - 36px);padding:0;transition:transform .18s ease}.controls-bar button{border:1px solid rgba(100,232,255,.36);border-radius:8px;background:#081424d6;box-shadow:0 16px 40px #00000047,inset 0 0 16px #64e8ff0d;padding:9px 12px;color:#ecfaff;font-size:.95rem;font-weight:700}.controls-bar__toggle{min-width:48px}.controls-bar__actions{display:flex;gap:10px;max-width:0;overflow:hidden;opacity:0;pointer-events:none;transform:translate(-8px);transition:max-width .22s ease,opacity .18s ease,transform .18s ease}.controls-bar--open .controls-bar__actions{max-width:620px;opacity:1;pointer-events:auto;transform:translate(0)}.controls-bar button:hover,.controls-bar button[aria-pressed=true]{border-color:#64e8ff9e;background:#154366d1}.hotspot-info-card{position:absolute;top:24px;right:24px;z-index:30;width:min(410px,76vw);max-height:min(430px,64vh);overflow:auto;padding:14px;pointer-events:auto;animation:card-in .22s ease both}.hotspot-info-card--closing{pointer-events:none;animation:card-out .18s ease both}.hotspot-info-card__header h2,.debug-panel h2,.missing-model h2{margin:0;font-size:1.24rem;line-height:1.12;letter-spacing:0}.concept-block{display:grid;gap:6px;margin:10px 0 8px;padding:9px;border:1px solid rgba(142,243,189,.24);border-radius:8px;background:#09252780}.concept-block span{color:var(--muted);font-size:.76rem;font-weight:700;text-transform:uppercase}.concept-block strong{color:var(--green);font-size:1rem}.formula-block{display:grid;gap:6px;margin-bottom:10px}.formula-block code{display:block;width:100%;padding:7px 9px;border:1px solid rgba(255,201,107,.3);border-radius:8px;background:#30220c7a;color:#ffe3a8;font-size:.86rem;white-space:normal;word-break:break-word}.hotspot-info-card section+section{margin-top:8px}.hotspot-info-card h3{margin:0 0 8px;color:#dff8ff;font-size:.9rem}.hotspot-info-card p{margin:0;color:#c5d5e7;font-size:.86rem;line-height:1.38}.hotspot-label{display:inline-flex;align-items:center;gap:8px;min-height:40px;border:1px solid rgba(100,232,255,.42);border-radius:999px;padding:8px 12px;background:#061424d1;box-shadow:0 0 0 1px #64e8ff14,0 10px 26px #00000059,inset 0 0 18px #64e8ff14;color:#effcff;font-size:.88rem;font-weight:800;white-space:nowrap;transform:translateZ(0);animation:label-in .24s ease both;transition:background-color .16s ease,border-color .16s ease,box-shadow .16s ease,opacity .16s ease,transform .16s ease}.hotspot-label:hover,.hotspot-label--active{border-color:#64e8ffe6;background:#174f79e6;transform:translateY(-2px);box-shadow:0 0 22px #64e8ff61,0 12px 28px #0000006b,inset 0 0 22px #64e8ff21}@keyframes label-in{0%{opacity:0;transform:translateY(8px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.hotspot-label__dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px #64e8ffcc}@keyframes card-in{0%{opacity:0;transform:translate(18px) scale(.98)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes card-out{0%{opacity:1;transform:translate(0) scale(1)}to{opacity:0;transform:translate(18px) scale(.98)}}.loading-card{display:grid;gap:8px;min-width:190px;padding:18px;border:1px solid var(--border-strong);border-radius:12px;background:var(--panel-strong);box-shadow:var(--shadow);text-align:center}.loading-card span{color:var(--muted);font-size:.85rem}.loading-card strong{color:var(--cyan);font-size:1.5rem}.missing-model{position:absolute;inset:50% auto auto 50%;z-index:30;width:min(520px,calc(100% - 36px));padding:24px;transform:translate(-50%,-50%)}.missing-model p{color:#c5d5e7;line-height:1.55}.debug-panel{position:absolute;left:18px;top:18px;z-index:24;display:grid;gap:12px;width:min(320px,calc(100% - 36px));padding:18px}.debug-panel label{display:grid;gap:6px;color:var(--muted);font-size:.82rem;font-weight:700}.debug-panel input,.debug-panel select{min-height:40px;border:1px solid rgba(100,232,255,.28);border-radius:8px;background:#030a14e6;color:#f5fbff;padding:8px 10px}.debug-hint{margin:0;color:#c5d5e7;font-size:.82rem;line-height:1.35}@media (prefers-reduced-motion: reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (max-width: 980px){body{overflow:auto}.app-shell{min-height:100vh;min-height:100dvh;padding:14px}.experience{min-height:calc(100vh - 104px);min-height:calc(100dvh - 104px)}.controls-bar{top:12px;bottom:auto;left:12px;max-width:calc(100% - 24px)}.controls-bar__actions{flex-wrap:wrap}.hotspot-info-card{top:auto;right:12px;bottom:12px;left:12px;width:auto;max-height:286px}.debug-panel{top:78px;left:12px}}@media (max-width: 620px){.app-shell{padding:10px}.site-header{align-items:flex-start;flex-direction:column;gap:10px;padding-bottom:10px}.status-pill{display:none}.experience{min-height:calc(100vh - 118px);min-height:calc(100dvh - 118px);border-radius:12px}.controls-bar{width:auto}.controls-bar--open{align-items:stretch;flex-direction:column;width:calc(100% - 24px)}.controls-bar--open .controls-bar__actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.controls-bar button{padding-inline:8px;font-size:.95rem}.hotspot-info-card__header h2,.debug-panel h2,.missing-model h2{font-size:1.45rem}.hotspot-label{padding-inline:10px;max-width:150px;font-size:.78rem;white-space:normal}.debug-panel{top:118px}}