:root{color:#f4f4ea;--accent:#ffd37a;--accent-2:#7de2ff;--muted:#b7cac6;background:linear-gradient(#071217 0%,#0d2027 40%,#09171c 100%);font-family:Trebuchet MS,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#app{width:100%;min-height:100%;margin:0;overflow:hidden}body{background:#071217}button{font:inherit}.mobile-shell{background:#09171c;width:100vw;height:100svh;position:relative;overflow:hidden}.mobile-hud{z-index:5;grid-template-columns:1.2fr 1fr .8fr .8fr;gap:8px;display:grid;position:absolute;top:10px;left:10px;right:10px}.hud-pill,.level-strip{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#061016c7;border:1px solid #ffffff14;border-radius:16px;padding:8px 10px}.hud-pill span,.level-label-row span{color:var(--muted);font-size:.72rem;display:block}.hud-pill strong{color:#fff9dc;margin-top:4px;font-size:1rem;display:block}.compact-pill{text-align:center}.level-strip{z-index:5;position:absolute;top:82px;left:10px;right:10px}.level-label-row{justify-content:space-between;margin-bottom:6px;display:flex}.meter{background:#ffffff14;border-radius:999px;height:10px;overflow:hidden}.meter>div{background:linear-gradient(90deg, var(--accent-2), #a9ffae);height:100%}.game-stage{width:100vw;height:100svh}canvas{touch-action:none;background:#09171c;width:100vw;height:100svh;display:block}.center-message,.overlay{z-index:9;place-items:center;padding:18px;display:grid;position:absolute;inset:0}.center-message{background:#02070a99}.overlay{background:#03090dd1}.hidden{display:none}.message-card,.overlay-card{text-align:center;background:linear-gradient(#11272efa,#08161bfa);border:1px solid #ffd37a2e;border-radius:22px;width:100%;max-width:420px;padding:22px 18px}.eyebrow{color:var(--accent);letter-spacing:.18em;margin:0 0 10px;font-size:.78rem}.message-card h2,.overlay-card h2{color:#fff9dc;margin:0;font-size:1.6rem}.message-card p,.overlay-card p{color:var(--muted);line-height:1.6}.message-card button,.upgrade-button{cursor:pointer;border:0}.message-card button{background:linear-gradient(90deg, var(--accent), #fff0ab);color:#13272e;border-radius:999px;width:100%;min-height:48px;font-weight:700}.upgrade-options{gap:10px;margin-top:14px;display:grid}.upgrade-button{color:#eefdfc;text-align:left;background:#ffffff0f;border-radius:16px;padding:14px}.upgrade-button strong,.upgrade-button span{display:block}.upgrade-button span{color:var(--muted);margin-top:6px}