body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px}#game,#gpu-canvas{position:fixed;inset:0;width:100%;height:100%}.screen{position:fixed;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 50% 42%,rgba(50,65,38,.22),transparent 42%),#090b0d;z-index:10}.boot-card{width:min(520px,calc(100vw - 40px));text-align:center}.eyebrow{margin:0 0 14px;color:var(--muted);font-size:11px;letter-spacing:.18em}.boot-card h1{font-size:clamp(52px,12vw,110px);line-height:.85;letter-spacing:-.07em;margin:0 0 28px}.boot-card p{color:var(--muted)}.progress{height:3px;background:#222;margin:22px 0 24px;overflow:hidden}.progress span{display:block;height:100%;width:0;background:var(--accent);transition:width .2s ease}.error{color:var(--danger)!important}.primary-button,.secondary-button{border:1px solid var(--line);padding:12px 18px;border-radius:4px;cursor:pointer}.primary-button{background:var(--accent);color:#111;border-color:var(--accent);font-weight:700}.secondary-button{background:transparent;color:var(--text)}button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}