:root{--bg: #12141f;--panel: #1b1e2e;--line: #2a2f45;--text: #e8ebf5;--muted: #9aa2c0;--accent: #78c8ff;--gold: #ffd166;--red: #ff6b6b;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}:root[data-skin=tron]{--bg: #00060a;--panel: #001018;--line: #0a3d48;--text: #d6feff;--muted: #5fb8c4;--accent: #00e5ff;--gold: #00e5ff;--red: #ff9d00}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text)}.app{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}.screen{display:flex;flex-direction:column;align-items:center;gap:16px;width:100%;max-width:520px}h1{margin:0;font-size:28px;letter-spacing:.5px}.tagline{margin:0;text-align:center;color:var(--muted);max-width:420px;line-height:1.5}.preview-canvas,.game-canvas{background:var(--panel);border:1px solid var(--line);border-radius:12px;touch-action:none}.slider-row{display:flex;align-items:center;gap:12px;width:100%;max-width:360px}.slider-row label{color:var(--muted);min-width:70px}.slider-row input[type=range]{flex:1;accent-color:var(--accent)}.slider-value{font-variant-numeric:tabular-nums;min-width:44px;text-align:right;font-weight:600}.skin-row{display:flex;align-items:center;gap:8px}.skin-label{color:var(--muted);margin-right:4px}.skin-btn{background:var(--panel);color:var(--muted);border:1px solid var(--line);border-radius:8px;padding:6px 16px;cursor:pointer;font-weight:600}.skin-btn.active{color:var(--accent);border-color:var(--accent)}.primary-btn{background:var(--accent);color:#08131f;border:none;border-radius:10px;padding:12px 28px;font-size:16px;font-weight:700;cursor:pointer}.primary-btn:disabled{opacity:.4;cursor:not-allowed}.ghost-btn{background:transparent;color:var(--muted);border:1px solid var(--line);border-radius:8px;padding:6px 12px;cursor:pointer}.game-hud{display:flex;align-items:center;justify-content:space-between;gap:12px;width:480px;max-width:100%}.hud-stat{color:var(--muted);font-variant-numeric:tabular-nums}.canvas-wrap{position:relative}.minimap{position:absolute;top:10px;right:10px;border:1px solid var(--line);border-radius:8px;background:var(--panel);opacity:.92;pointer-events:none}.hint{margin:0;text-align:center;color:var(--muted);max-width:420px;line-height:1.5;font-size:14px}.dpad{display:grid;grid-template-columns:repeat(3,56px);grid-template-rows:repeat(2,56px);gap:8px;grid-template-areas:". up ." "left down right"}.dpad-up{grid-area:up}.dpad-left{grid-area:left}.dpad-down{grid-area:down}.dpad-right{grid-area:right}.dpad-btn{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:10px;font-size:18px;cursor:pointer;-webkit-user-select:none;user-select:none}.dpad-btn:active{background:var(--line)}.dpad-btn:disabled{opacity:.4;cursor:not-allowed}.complete-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;border-radius:12px;overflow:hidden;text-align:center;pointer-events:none}.complete-card{display:flex;flex-direction:column;align-items:center;gap:4px;margin-bottom:14px;padding:12px 22px;background:#06080ed1;border:1px solid var(--line);border-radius:12px;pointer-events:auto;animation:pop-in .45s cubic-bezier(.18,1.3,.4,1) both;z-index:1}.complete-card h2{margin:0;font-size:22px}.score-row{display:flex;gap:32px;margin:2px 0}.score-block{display:flex;flex-direction:column;align-items:center}.score{margin:0;font-size:40px;font-weight:800;color:var(--gold);line-height:1.05;font-variant-numeric:tabular-nums}.score-block:nth-child(2) .score{color:var(--accent)}.score-label{margin:0;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:1px}.score-caption{margin:0 0 12px;color:var(--muted)}@keyframes pop-in{0%{opacity:0;transform:scale(.7)}to{opacity:1;transform:scale(1)}}.confetti{position:absolute;inset:0;pointer-events:none}.confetti-piece{position:absolute;top:-12px;width:8px;height:12px;border-radius:2px;opacity:0;animation-name:confetti-fall;animation-timing-function:ease-in;animation-iteration-count:1;animation-fill-mode:forwards}@keyframes confetti-fall{0%{opacity:1;top:-12px}to{opacity:0;top:100%}}