html,body{height:100%;margin:0;background:transparent}body{background:transparent;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}#app{position:relative;width:100%;height:100%;overflow:hidden}canvas{display:block}.hud{position:absolute;top:12px;left:12px;display:flex;gap:8px;align-items:center;z-index:10;background:#0f14238c;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px;backdrop-filter:blur(8px)}.hud button{appearance:none;border:1px solid rgba(255,255,255,.16);background:#ffffff0f;color:#fff;padding:8px 10px;border-radius:10px;cursor:pointer;font-weight:600;font-size:13px;line-height:1;transition:transform .12s ease,background .12s ease;user-select:none}.hud button:hover{background:#ffffff1a;transform:translateY(-1px)}.hud button:active{transform:translateY(0)}.status{color:#ffffffd9;font-size:12px;margin-left:8px;white-space:nowrap;max-width:55vw;overflow:hidden;text-overflow:ellipsis}.overlay{position:absolute;inset:0;display:grid;place-items:center;z-index:9;pointer-events:none}.card{pointer-events:auto;width:min(820px,calc(100% - 24px));background:#0f1423b3;border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:16px;color:#fff;backdrop-filter:blur(10px);box-shadow:0 12px 40px #00000059}.card h1{font-size:16px;margin:0 0 8px}.card p{margin:0 0 10px;color:#ffffffd9;font-size:13px;line-height:1.45}.card code{background:#ffffff14;padding:2px 6px;border-radius:8px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}input[type=text]{flex:1 1 480px;min-width:260px;padding:10px 12px;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:#00000040;color:#fff;outline:none}.btn{border:1px solid rgba(255,255,255,.16);background:#ffffff0f;color:#fff;padding:10px 12px;border-radius:10px;cursor:pointer;font-weight:700;font-size:13px}.btn:hover{background:#ffffff1a}.hint{margin-top:10px;color:#ffffffbf;font-size:12px;line-height:1.4}.error{margin-top:10px;color:#ffb4b4;font-size:12px;display:none;white-space:pre-wrap}.spinner{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.35);border-top-color:#fffffff2;border-radius:50%;animation:spin .8s linear infinite;vertical-align:-2px;margin-right:6px}@keyframes spin{to{transform:rotate(360deg)}}