:root{color:#1d252c;background:#f4f7f8;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0;overflow-x:hidden;background:linear-gradient(180deg,#ffffffc2,#fff0),#f4f7f8}.demo-shell{width:min(1120px,calc(100% - 48px));min-height:100vh;margin:0 auto;padding:48px 0 32px}.app-view{display:grid;gap:20px}.access-view{min-height:calc(100vh - 80px);align-content:center;max-width:680px}.dashboard-view{min-height:calc(100vh - 80px);align-content:start}.viewer-view{grid-template-rows:auto auto minmax(420px,1fr) auto auto}[hidden]{display:none!important}.intro{display:grid;gap:8px}.eyebrow,.instruction,.note{margin:0;color:#53616d;line-height:1.5}.eyebrow{font-size:.95rem;font-weight:700;text-transform:uppercase}h1{margin:0;color:#1b252d;font-size:clamp(2.5rem,6vw,5.25rem);line-height:.96}.instruction{max-width:620px;font-size:1.08rem}.access-heading{margin:0;color:#1b252d;font-size:1.35rem;font-weight:800;line-height:1.25}.access-form{display:grid;gap:14px;max-width:440px}.field{display:grid;gap:7px;color:#3e4a54;font-size:.95rem;font-weight:700}.field input{min-height:48px;width:100%;border:1px solid #b8c4cc;border-radius:8px;background:#fff;color:#1d252c;font:inherit;font-size:1rem;padding:0 14px}.field input[readonly]{color:#53616d;background:#eef3f5}.field input:focus-visible{border-color:#1d252c;outline:3px solid #7aa7c7;outline-offset:2px}.primary-action,.secondary-action{min-height:44px;border-radius:8px;font:inherit;font-size:.98rem;font-weight:800;cursor:pointer}.primary-action{border:0;padding:0 18px;background:#1d252c;color:#fff}.secondary-action{border:1px solid #b8c4cc;padding:0 14px;background:#fff;color:#1d252c}.primary-action:focus-visible,.secondary-action:focus-visible{outline:3px solid #7aa7c7;outline-offset:3px}.form-error{margin:0;color:#9b2c2c;font-size:.95rem;font-weight:700;line-height:1.45}.prototype-note{max-width:680px;margin:0;color:#66727c;font-size:.9rem;line-height:1.45}.dashboard-header,.viewer-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.viewer-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.project-section{display:grid;gap:12px}.project-section h2,.project-card h3{margin:0;color:#1b252d}.project-section h2{font-size:1.25rem}.project-card{display:flex;align-items:center;justify-content:space-between;gap:18px;max-width:720px;padding:18px;border:1px solid #d5dde2;border-radius:8px;background:#fff}.project-card h3{font-size:1.1rem}.project-card p{margin:6px 0 0;color:#53616d;line-height:1.45}.model-panel{display:grid;gap:12px}.model-panel-copy{display:grid;gap:4px}.model-panel h2{margin:0;color:#1b252d;font-size:1.2rem;line-height:1.2}.model-panel p{margin:0;color:#3e4a54;font-size:.98rem;line-height:1.45}.model-panel .model-disclaimer{color:#66727c;font-size:.92rem}.model-options{display:flex;flex-wrap:wrap;gap:10px}.model-option{min-height:44px;padding:0 16px;border:1px solid #b8c4cc;border-radius:8px;background:#fff;color:#1d252c;font:inherit;font-size:.96rem;font-weight:700;cursor:pointer}.model-option[aria-pressed=true]{border-color:#1d252c;background:#1d252c;color:#fff}.model-option:focus-visible{outline:3px solid #7aa7c7;outline-offset:3px}.selected-model{color:#53616d}.model-viewer{width:100%;min-height:420px;height:min(62vh,680px);border:1px solid #d5dde2;border-radius:8px;background:#eef3f5;display:block}.ar-button{position:absolute;right:18px;bottom:18px;min-height:44px;padding:0 18px;border:0;border-radius:8px;background:#1d252c;color:#fff;font:inherit;font-size:.98rem;font-weight:700;cursor:pointer;box-shadow:0 10px 24px #1d252c38}.ar-button:focus-visible{outline:3px solid #7aa7c7;outline-offset:3px}.loading-state{width:100%;height:100%;display:grid;place-items:center;color:#53616d;font-size:1rem}.ar-guidance{display:grid;gap:4px}.ar-guidance p{margin:0;color:#3e4a54;font-size:.98rem;line-height:1.45}.note{font-size:.95rem}@media (max-width: 720px){.demo-shell{width:min(100% - 24px,1120px);min-height:100svh;padding:24px 0 20px}.app-view{gap:14px}.access-view,.dashboard-view{min-height:calc(100svh - 44px)}.viewer-view{grid-template-rows:auto auto minmax(330px,1fr) auto auto}.dashboard-header,.viewer-header,.project-card{display:grid}.viewer-actions{justify-content:stretch}.viewer-actions .secondary-action,.project-card .primary-action{width:100%}.eyebrow{font-size:.82rem}h1{font-size:2.6rem}.instruction{font-size:1rem}.access-heading{font-size:1.12rem}.access-form{max-width:none}.model-panel{gap:10px}.model-panel h2{font-size:1.08rem}.model-panel p{font-size:.92rem}.model-options{display:grid;grid-template-columns:1fr;gap:8px}.model-option{width:100%;min-height:46px;padding:0 14px;text-align:center}.model-viewer{min-height:330px;height:52svh}.ar-button{right:12px;bottom:12px;min-height:46px;padding:0 16px}.ar-guidance p,.note{font-size:.92rem}}