:root{color-scheme:dark;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;--c-bg: #0a1850;--c-bg-deep: #061240;--c-text: #f8f4ed;--c-text-soft: rgba(248, 244, 237, .78);--c-blue: #4a8cff;--c-cyan: #9bc7ff}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;background:var(--c-bg);color:var(--c-text);overflow:hidden}canvas{display:block;outline:none;touch-action:none}.brand-watermark{position:fixed;top:24px;left:28px;z-index:20;display:flex;flex-direction:column;gap:2px;pointer-events:none;user-select:none;animation:hud-in .7s cubic-bezier(.2,.7,.2,1) .3s backwards}.brand-watermark__name{font-size:18px;font-weight:600;letter-spacing:-.01em;color:var(--c-text)}.brand-watermark__tag{font-size:10px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--c-cyan)}.hint{position:fixed;left:50%;bottom:32px;transform:translate(-50%);z-index:15;font-size:13px;font-weight:400;color:var(--c-text-soft);pointer-events:none;letter-spacing:.01em;text-align:center;animation:hud-in .7s cubic-bezier(.2,.7,.2,1) 1.6s backwards}.back-btn{position:fixed;top:24px;left:50%;transform:translate(-50%);z-index:25;animation:back-in .45s ease both}@keyframes hud-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}@keyframes back-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translate(0)}}.btn{font-family:inherit;font-size:14px;font-weight:500;padding:10px 20px;border-radius:10px;cursor:pointer;letter-spacing:-.005em;transition:transform .18s ease,background .2s ease,border-color .2s ease,color .2s ease}.btn:active{transform:scale(.97)}.btn--ghost{background:#0a18508c;color:var(--c-text);border:1px solid rgba(255,255,255,.32);backdrop-filter:blur(8px)}.btn--ghost:hover{background:#4a8cff52;border-color:#ffffff8c}.btn--lg{font-size:14px;padding:11px 22px;border-radius:12px}.loading-screen{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--c-bg);color:var(--c-text);gap:16px;z-index:100}.loading-spinner{width:32px;height:32px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--c-blue);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.xr-buttons{position:fixed;bottom:20px;right:20px;display:flex;gap:8px;z-index:30}.xr-buttons button{font-family:inherit;padding:10px 16px;background:#0a1850cc;color:#fff;border:1px solid rgba(255,255,255,.25);border-radius:10px;cursor:pointer;font-size:13px;font-weight:500;backdrop-filter:blur(8px);transition:background .2s ease,border-color .2s ease}.xr-buttons button:hover{background:#4a8cff66;border-color:#ffffff80}