:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-synthesis:none;--ink:#111513;--panel:#1c221f;--panel-2:#242c27;--line:#4c5951;--text:#f4f6f5;--muted:#a8b3ac;--coral:#e85d4a;--gold:#efb331;--blue:#2d74da;--green:#43a66b;font-family:Inter,Pretendard,Apple SD Gothic Neo,Malgun Gothic,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif}*{box-sizing:border-box}html,body{background:var(--ink);min-width:320px;min-height:100%;color:var(--text);margin:0;overflow-x:hidden}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit}button:focus-visible{outline:3px solid var(--gold);outline-offset:3px}a:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.app-shell{grid-template-rows:auto minmax(0,1fr);min-height:100dvh;display:grid}.topbar{border-bottom:1px solid var(--line);background:#151a17;justify-content:space-between;align-items:center;gap:16px;min-height:68px;padding:9px clamp(12px,3vw,32px);display:flex}.brand{min-width:0;color:inherit;align-items:center;gap:11px;text-decoration:none;display:inline-flex}.brand-bars{background:#0c0f0d;border:1px solid #657269;flex:0 0 44px;justify-content:center;align-items:end;gap:3px;width:44px;height:44px;padding:8px;display:flex}.brand-bars i{width:5px;display:block}.brand-bars i:first-child{background:var(--coral);height:12px}.brand-bars i:nth-child(2){background:var(--gold);height:24px}.brand-bars i:nth-child(3){background:var(--blue);height:18px}.brand-bars i:nth-child(4){background:var(--green);height:28px}.brand-copy{gap:1px;display:grid}.brand-copy strong{font-size:18px;line-height:1.15}.brand-copy small{color:var(--muted);font:700 10px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace}.top-actions{gap:7px;display:flex}.icon-button,.selection-control button,.command-button,.start-button{border:1px solid var(--line);background:var(--panel-2);color:var(--text);cursor:pointer}.icon-button{border-radius:5px;place-items:center;width:44px;height:44px;display:grid}.icon-button:hover:not(:disabled){border-color:var(--gold);color:var(--gold)}.icon-button:disabled{cursor:not-allowed;opacity:.35}.icon-button [hidden]{display:none}.game-shell{min-height:0;padding:0 clamp(8px, 2.2vw, 26px) max(8px, env(safe-area-inset-bottom))}.game-layout{grid-template-columns:minmax(0,1fr) 250px;width:min(1420px,100%);height:calc(100dvh - 68px);min-height:570px;margin:0 auto;display:grid}.play-stage{border-left:1px solid var(--line);background:var(--ink);min-width:0;min-height:0;position:relative;overflow:hidden}#phaser-game,#phaser-game canvas{touch-action:none;width:100%;height:100%;display:block}.control-rail{border-right:1px solid var(--line);border-left:1px solid var(--line);background:var(--panel);flex-direction:column;gap:18px;min-width:0;padding:18px 15px;display:flex}.track-status{border-bottom:1px solid var(--line);justify-content:space-between;align-items:baseline;gap:8px;padding-bottom:12px;display:flex}.track-status span:first-child{color:var(--gold);font-size:13px;font-weight:800}.track-status span:last-child{color:var(--muted);font:700 9px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace}.metrics{gap:9px;display:grid}.metric{justify-content:space-between;align-items:baseline;gap:10px;min-width:0;display:flex}.metric span,.selection-control legend{color:var(--muted);font-size:10px;font-weight:700}.metric strong{font:800 18px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.score-metric strong{color:var(--gold);font-size:21px}.selection-control{border:0;min-width:0;margin:0;padding:0}.selection-control legend{margin-bottom:7px}.track-options{gap:6px;display:grid}.track-options button{text-align:left;border-radius:5px;justify-content:space-between;align-items:center;gap:8px;min-width:0;min-height:42px;padding:7px 9px;display:flex}.track-options button span{min-width:0;font-size:11px;font-weight:800}.track-options button small{color:var(--muted);flex:none;font:700 8px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.track-options button[aria-pressed=true]{border-color:var(--gold);background:#3a321e}.segmented-control{border:1px solid var(--line);border-radius:5px;grid-template-columns:repeat(3,minmax(0,1fr));display:grid;overflow:hidden}.segmented-control button{border:0;border-right:1px solid var(--line);border-radius:0;min-width:0;height:38px;padding:0 4px;font-size:10px;font-weight:800}.segmented-control button:last-child{border-right:0}.segmented-control button[aria-pressed=true]{color:var(--ink);background:#f2f4f3}.lane-legend{grid-template-columns:repeat(4,1fr);gap:5px;margin-top:auto;display:grid}.lane-legend span{color:#fff;border-radius:4px;place-items:center;height:38px;font:800 13px/1 ui-monospace,SFMono-Regular,Menlo,monospace;display:grid}.lane-coral{background:var(--coral)}.lane-gold{background:var(--gold)}.lane-blue{background:var(--blue)}.lane-green{background:var(--green)}.overlay-panel{z-index:5;text-align:center;background:#111513f5;border:2px solid #f4f6f5;border-radius:8px;width:min(390px,100% - 32px);padding:27px;position:absolute;top:50%;bottom:auto;left:50%;right:auto;transform:translate(-50%,-50%);box-shadow:10px 10px #efb3314d}.overlay-panel[hidden]{display:none}.panel-kicker{color:var(--gold);margin:0 0 7px;font:800 10px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace}.overlay-panel h1,.overlay-panel h2{margin:0;font-size:32px}.selected-summary{color:var(--muted);margin:10px 0 22px;font-size:12px}.start-button{border-color:var(--gold);background:var(--gold);min-width:150px;min-height:46px;color:var(--ink);border-radius:5px;justify-content:center;align-items:center;gap:8px;padding:9px 17px;font-size:13px;font-weight:900;display:inline-flex}.result-rank{color:var(--gold);margin:12px auto 8px;font:900 58px/1 ui-monospace,SFMono-Regular,Menlo,monospace;display:block}.result-grid{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin:15px 0 20px;display:grid}.result-grid span{color:var(--muted);padding:12px 3px;font-size:9px}.result-grid span+span{border-left:1px solid var(--line)}.result-grid strong{color:var(--text);margin-bottom:5px;font:800 14px/1 ui-monospace,SFMono-Regular,Menlo,monospace;display:block}.result-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.command-button{border-radius:5px;justify-content:center;align-items:center;gap:6px;min-width:0;min-height:44px;padding:8px;font-size:11px;font-weight:800;display:inline-flex}.command-button.primary{border-color:var(--text);background:var(--text);color:var(--ink)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (max-width:900px){.topbar{min-height:60px;padding:7px 10px}.brand-bars{flex-basis:40px;width:40px;height:40px}.icon-button{width:40px;height:40px}.game-shell{padding-inline-start:7px;padding-inline-end:7px}.game-layout{grid-template-rows:minmax(430px,1fr) auto;grid-template-columns:1fr;height:calc(100dvh - 60px);min-height:650px}.play-stage{border-right:1px solid var(--line)}.control-rail{border-top:1px solid var(--line);grid-template-columns:minmax(150px,.8fr) minmax(230px,1.4fr) minmax(180px,1fr);grid-template-areas:"status metrics track""difficulty legend track";align-items:center;gap:9px 13px;padding:10px;display:grid}.track-status{border:0;grid-area:status;padding:0}.metrics{grid-area:metrics;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.metric{gap:3px;display:grid}.metric strong,.score-metric strong{font-size:14px}.track-control{grid-area:track}.track-options{grid-template-columns:repeat(3,minmax(0,1fr))}.track-options button{justify-content:start;display:grid}.difficulty-control{grid-area:difficulty}.lane-legend{grid-area:legend;margin:0}}@media (max-width:620px){.brand-copy small{display:none}.game-layout{grid-template-rows:minmax(400px,1fr) auto;min-height:610px}.control-rail{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"metrics metrics""track track""difficulty legend";gap:8px}.track-status{display:none}.track-options button{min-height:37px;padding:5px 6px}.track-options button span{font-size:10px}.track-options button small{display:none}.lane-legend span{height:36px}.selection-control legend{display:none}.overlay-panel{padding:22px 16px}}@media (max-width:380px){.brand-copy{display:none}.top-actions{gap:4px}.icon-button{width:38px;height:38px}.game-layout{grid-template-rows:minmax(380px,1fr) auto;min-height:580px}.metric strong,.score-metric strong{font-size:12px}.metric span{font-size:8px}}@media (max-height:560px) and (orientation:landscape){.topbar{min-height:52px;padding-block-start:5px;padding-block-end:5px}.game-layout{grid-template-rows:1fr;grid-template-columns:minmax(0,1fr) 230px;height:calc(100dvh - 52px);min-height:360px}.control-rail{gap:9px;padding:9px;display:flex}.track-options{grid-template-columns:1fr}.track-options button{min-height:35px}.lane-legend span{height:30px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important}}