:root{--bg-color:#0a0a0a;--card-bg:#1a1a1a;--card-bg-secondary:#2a2a2a;--text-color:#fff;--text-secondary-color:#a0a0a0;--border-color:#333;--gap-xs:4px;--gap-s:8px;--gap-m:16px;--gap-l:24px;--gap-xl:32px;--gap-xxl:48px;--card-p-s:8px;--card-p-m:16px;--card-p-l:24px;--card-p-xl:32px;--card-p-xxl:48px;--card-p-xxxl:64px;--card-br-s:8px;--card-br-m:12px;--card-br-l:16px;--card-br-xl:24px;--card-br-xxl:32px;--card-br-full:9999px;--z-modal:1000;--btn-p-xl:16px 32px}*{box-sizing:border-box;margin:0;padding:0}.kiosk-app{background:var(--bg-color);width:100vw;height:100vh;color:var(--text-color);user-select:none;-webkit-touch-callout:none;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;position:fixed;top:0;left:0;overflow:hidden}.ar-container{width:100vw;height:100vh;z-index:var(--z-modal);background:#000;position:absolute;top:0;left:0}.ar-container canvas{object-fit:cover;width:100%;height:100%}.ar-ui{width:100%;height:100%;z-index:calc(var(--z-modal) + 1);pointer-events:none;position:absolute;top:0;left:0}.ar-ui__element{pointer-events:auto}.hide-cursor{cursor:none}.btn{justify-content:center;align-items:center;gap:var(--gap-s);padding:var(--btn-p-xl);border-radius:var(--card-br-l);cursor:pointer;border:none;font-size:1.1rem;font-weight:600;text-decoration:none;transition:all .3s;display:inline-flex}.btn--green{color:#fff;background:#22c55e}.btn--green:hover{background:#16a34a;transform:translateY(-2px)}.btn--red{color:#fff;background:#ef4444}.btn--red:hover{background:#dc2626;transform:translateY(-2px)}.btn--blue{color:#fff;background:#3b82f6}.btn--blue:hover{background:#2563eb;transform:translateY(-2px)}.btn--xl{padding:20px 40px;font-size:1.3rem}.btn--xxl{padding:24px 48px;font-size:1.5rem}