:root{color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}.viewer-shell{position:relative;width:100%;height:100%;background:radial-gradient(circle at 50% 30%,#1a1f27,#0b0d10 70%);color:#f2f3f5}.centered-message{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px;padding:24px}.centered-message h1{font-size:1.4rem;margin:0}.centered-message p{margin:0;color:#a6adba;max-width:420px}.card{background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:28px 32px;max-width:420px;width:100%}.card form{display:flex;flex-direction:column;gap:10px;margin-top:12px}.card input{padding:10px 12px;border-radius:8px;border:1px solid rgba(255,255,255,.15);background:#00000040;color:#f2f3f5;font-size:.95rem}.card button{padding:10px 12px;border-radius:8px;border:none;background:#4c8dff;color:#fff;font-weight:600;cursor:pointer}.card button:hover{background:#3d78e6}.card .error{color:#ff8080;font-size:.85rem;margin:0}.scene-grid{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:32px}.scene-grid .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;width:100%;max-width:900px}.scene-tile{display:block;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:18px;text-decoration:none;color:#f2f3f5;transition:background .15s ease,transform .15s ease}.scene-tile:hover{background:#ffffff17;transform:translateY(-2px)}.scene-tile .kind{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#8fa6d6;margin-bottom:6px}.scene-tile .name{font-size:1.05rem;font-weight:600}.scene-tile.disabled{opacity:.45;pointer-events:none}.showcase-portal{min-height:100%;background:radial-gradient(circle at 50% 0%,#1a1f27,#0b0d10 60%);color:#f2f3f5;padding:48px 24px 64px}.showcase-header{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;margin-bottom:40px}.showcase-header h1{margin:0;font-size:1.8rem}.showcase-header a{color:#8fa6d6;font-size:.9rem}.showcase-logo{max-height:64px;max-width:220px;object-fit:contain;margin-bottom:8px}.showcase-grid{display:grid;gap:14px;max-width:1100px;margin:0 auto;grid-template-columns:repeat(auto-fit,minmax(240px,320px));justify-content:center}.showcase-cover{width:100%;aspect-ratio:16 / 9;object-fit:cover;border-radius:8px;margin-bottom:12px}.canvas-wrap{position:absolute;top:0;right:0;bottom:0;left:0}.hud{position:absolute;top:16px;left:16px;right:16px;display:flex;justify-content:space-between;align-items:flex-start;pointer-events:none;z-index:5}.hud .project-name{pointer-events:auto;background:#00000073;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-radius:10px;padding:8px 14px;font-size:.9rem}.hud .project-name .scene-name{color:#a6adba;font-size:.78rem;display:block}.enter-vr-button{pointer-events:auto;padding:10px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:#4c8dffe6;color:#fff;font-weight:600;cursor:pointer;font-size:.9rem}.enter-vr-button:hover{background:#4c8dff}.loading-spinner{width:34px;height:34px;border-radius:50%;border:3px solid rgba(255,255,255,.15);border-top-color:#4c8dff;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.test-banner{position:absolute;bottom:16px;left:50%;transform:translate(-50%);background:#0000008c;border:1px solid rgba(255,200,0,.4);color:#ffcf5c;padding:6px 14px;border-radius:999px;font-size:.78rem;z-index:5}