:root{--bg-color: #0a0a1a;--text-color: #f1f5f9;--border-color: #0a0a14;--empty-color: #141420;--ruby: #c41e3a;--amber: #d4760a;--topaz: #c8a20c;--emerald: #0f8a4c;--sapphire: #1a56db;--lapis: #4338a0;--amethyst: #8b2fc9}.hidden{display:none}body{background-color:var(--bg-color);color:var(--text-color);margin:0;display:flex;flex-direction:column;align-items:center;height:100vh;width:100vw;overflow:hidden;font-family:Inter,system-ui,-apple-system,sans-serif;-webkit-user-select:none;user-select:none}#app{width:100%;max-width:600px;height:100%;display:flex;flex-direction:column;align-items:center;padding:15px;box-sizing:border-box}header{flex-shrink:0;width:100%;display:flex;justify-content:center;align-items:center;position:relative;height:80px}h1{position:absolute;top:0;left:0;margin:0;font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:#334155;font-weight:400}#target-display{width:100px;height:100px}#target-container{width:100%;height:100%}main{flex:1;width:100%;display:flex;align-items:center;justify-content:center;min-height:0;position:relative}#board-container{width:100%;height:auto;aspect-ratio:1 / 1;max-height:65vh;touch-action:none}footer{flex-shrink:0;width:100%;padding:30px 0;display:flex;flex-direction:column;align-items:center}#meta{font-size:1.4rem;font-weight:300;letter-spacing:.1em;color:#94a3b8;margin-bottom:25px;height:2rem;display:flex;align-items:center;gap:10px}button{background:transparent;color:#475569;border:none;padding:0;width:auto;height:auto;display:flex;align-items:center;justify-content:center;border-radius:0;cursor:pointer;transition:all .2s ease}button:hover{color:#f1f5f9;background:transparent}.footer-btn{min-width:44px;min-height:44px;border-radius:50%;border:1.5px solid rgba(255,255,255,.2);background:transparent;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .1s ease,border-color .15s ease,background .15s ease;position:relative}.footer-btn:active{transform:scale(.92)}.footer-btn:focus-visible{outline:2px solid white;outline-offset:2px}.footer-btn-label{font-size:10px;color:#64748b;margin-top:6px;text-align:center}#controls{display:flex;flex-direction:column;gap:8px;align-items:center}.controls-row{display:flex;gap:10px;justify-content:center}.controls-row-expand{display:none}.controls-row-expand.visible{display:flex;gap:10px;justify-content:center}.btn-wrap{display:flex;flex-direction:column;align-items:center;gap:0;min-width:44px}button svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.5;fill:none}.footer-btn svg{width:20px;height:20px}#onboarding-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0a0a1af2;z-index:200;display:none;flex-direction:column;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);cursor:pointer}#onboarding-overlay.visible{display:flex!important}#onboarding-content{position:relative;width:320px;height:320px;display:flex;align-items:center;justify-content:center}#onboarding-board-container{width:100%;height:100%;opacity:.8}.ghost-hand{position:absolute;width:50px;height:50px;opacity:0;z-index:210;pointer-events:none;filter:drop-shadow(0 0 10px rgba(255,255,255,.3))}@keyframes solve-pulse{0%{scale:1}50%{scale:1.08;filter:brightness(1.3) drop-shadow(0 0 12px rgba(34,197,94,.5))}to{scale:1}}.winning-hex{animation:solve-pulse .7s ease-in-out;transform-origin:center;transform-box:fill-box;z-index:10}.dimmed-hex{opacity:.15;filter:grayscale(.8) blur(2px);transition:all 1.5s ease-in-out;pointer-events:none}@keyframes laser-trace{0%{stroke-dashoffset:var(--path-length)}to{stroke-dashoffset:0}}.laser-path-base{fill:none;stroke:#22c55e;stroke-width:2.5;opacity:.1;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 2px #22c55e)}.laser-path-fill{fill:none;stroke:#4ade80;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;animation:laser-trace var(--speed) ease-out 1 forwards;filter:drop-shadow(0 0 4px #22c55e)}@keyframes laser-fade{0%,90%{opacity:1}to{opacity:0}}.laser-path-dot{fill:none;stroke:#f1f5f9;stroke-width:6;stroke-linecap:round;stroke-linejoin:round;animation:laser-trace var(--speed) ease-out 1 forwards,laser-fade var(--speed) ease-out 1 forwards;filter:drop-shadow(0 0 10px #22c55e) brightness(1.5)}@keyframes fade-in-up{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.show-next{animation:fade-in-up .5s ease-out forwards}@keyframes sparkle-anim{0%{transform:translate(0) scale(0);opacity:0}20%{opacity:1}to{transform:translate(var(--dx),var(--dy)) scale(1.5);opacity:0}}.sparkle-particle{animation:sparkle-anim var(--dur) ease-out forwards;pointer-events:none}.hex-tile{transition:opacity .3s ease}.hex-tile:focus{outline:none}.hex-tile:focus polygon{stroke:#f1f5f9;stroke-width:3}#solve-stats{color:#0f8a4c;font-weight:600}@media (max-height: 600px){header{height:48px}footer{padding:12px 0}#target-display{width:64px;height:64px}}@media (max-width: 380px){#meta{font-size:1rem}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.overlay-close-btn{position:absolute;top:10px;right:10px;background:transparent;border:1px solid #334155;color:#94a3b8;width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:220}.overlay-close-btn:hover{color:#f1f5f9;border-color:#f1f5f9}.overlay-close-btn svg{width:18px;height:18px;stroke:currentColor;stroke-width:2;fill:none}#settings-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0a0a1af2;z-index:200;display:none;flex-direction:column;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);cursor:pointer}#settings-overlay.visible{display:flex!important}#settings-content{position:relative;background:#0f172a;border:1px solid #1e293b;border-radius:16px;padding:24px;width:300px;cursor:default}.settings-section{margin-bottom:24px}.settings-section:last-child{margin-bottom:0}.settings-section h3{margin:0 0 12px;font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;color:#475569;font-weight:600}.setting-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #1e293b}.setting-row:last-child{border-bottom:none}.setting-row span{color:#f1f5f9;font-size:.9rem}.setting-controls{display:flex;align-items:center;gap:8px}.setting-controls button{width:32px;height:32px;padding:6px;border-radius:8px}.setting-controls button svg{width:100%;height:100%}#accessibility-value{min-width:60px;text-align:center;color:#94a3b8;font-size:.85rem}#btn-settings-haptics{width:auto;padding:6px 12px;border-radius:8px;font-size:.85rem;color:#f1f5f9;border:1px solid #334155}#btn-settings-haptics[aria-checked=false]{color:#475569;border-color:#1e293b}.about-text{margin:0;font-size:.85rem;color:#475569;line-height:1.6;text-align:center}