.ch-shell{--dark:#2f6b4f;--light:#efe5c9;--head:#102f49;max-width:980px;margin:5px auto;padding:0 10px;color:#18334a;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;box-sizing:border-box}.ch-shell *{box-sizing:border-box}.ch-card{position:relative;overflow:hidden;border:1px solid #d8c8ae;border-radius:20px;background:#fffaf2;box-shadow:0 14px 38px #192d3e24}.ch-header{height:62px;display:flex;align-items:center;justify-content:space-between;padding:7px 18px;background:linear-gradient(110deg,#0d2942,#175a73);color:#fff}.ch-brand{display:flex;align-items:center;gap:10px}.ch-brand h1{margin:0;color:#fff!important;font-size:28px;line-height:1;text-shadow:0 1px 2px #0006}.ch-brand small{display:block;margin-bottom:4px;color:#aee7ff;font-size:9px;font-weight:900;letter-spacing:1.5px}.ch-logo{display:grid;place-items:center;width:45px;height:45px;border:2px solid #f2c85b;border-radius:50%;background:#091e31;color:#f2c85b;font-size:28px;box-shadow:0 0 0 3px #ffffff1c}.ch-icons{display:flex;gap:6px}.ch-icons button{width:36px;height:36px;border:1px solid #ffffff33;border-radius:10px;background:#ffffff10;color:#fff;font-size:18px;font-weight:900;cursor:pointer}.ch-controls{display:grid;grid-template-columns:1fr 1fr 1fr;gap:9px;align-items:end;padding:7px 15px;background:#f5e8d4;border-bottom:1px solid #dbc6a8}.ch-controls label,.ch-controls>div{display:flex;flex-direction:column;gap:3px}.ch-controls label,.ch-controls small{color:#72583b;font-size:9px;font-weight:900;letter-spacing:.6px}.ch-controls select,.ch-controls b{height:36px;border:1px solid #cfb48e;border-radius:9px;background:#fff;color:#183b54;font-size:13px;font-weight:800}.ch-controls select{padding:0 32px 0 10px}.ch-controls b{display:flex;align-items:center;padding:0 10px}.ch-score{display:grid;grid-template-columns:150px 1fr 150px;align-items:center;gap:8px;min-height:48px;padding:5px 14px;background:#fff}.ch-score p{margin:0;text-align:center;color:#445a6a;font-size:13px;font-weight:850}.ch-player{display:flex;align-items:center;gap:7px;padding:4px 8px;border-radius:11px;background:#f2f5f7}.ch-player span{font-size:29px;line-height:1}.ch-player strong{margin-left:auto;font-size:21px}.ch-player.white{justify-content:flex-end}.ch-player.white strong{margin:0}.ch-player.black{color:#222}.ch-player.white{color:#6e552b}.ch-game{display:grid;grid-template-columns:minmax(300px,1fr) 225px;gap:12px;align-items:stretch;padding:8px 14px;background:radial-gradient(circle at 40% 35%,#fff9eb,#ead8bb)}.ch-board-wrap{position:relative;display:grid;place-items:center;min-width:0}.ch-board{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);width:min(68vw,440px,calc(100vh - 245px));min-width:300px;aspect-ratio:1;border:8px solid #583923;border-radius:8px;overflow:hidden;box-shadow:0 10px 25px #39230e4d,inset 0 0 0 2px #fff5}.ch-square{position:relative;display:grid;place-items:center;min-width:0;min-height:0;padding:0;border:0;cursor:pointer;touch-action:manipulation}.ch-square.light{background:var(--light)}.ch-square.dark{background:var(--dark)}.ch-piece{position:relative;z-index:3;display:block;font-family:"DejaVu Sans","Arial Unicode MS",serif;font-size:clamp(25px,5.1vmin,45px);line-height:1;transition:transform .15s,filter .15s;pointer-events:none}.ch-piece.white{color:#fff7dc;text-shadow:-1px -1px 0 #5d452d,1px -1px 0 #5d452d,-1px 1px 0 #5d452d,1px 1px 0 #5d452d,0 3px 3px #0005}.ch-piece.black{color:#172632;text-shadow:-1px -1px 0 #eff7f4,1px -1px 0 #eff7f4,-1px 1px 0 #eff7f4,1px 1px 0 #eff7f4,0 3px 3px #0005}.ch-square.can-move .ch-piece{animation:ch-ready 1.4s infinite}.ch-square.selected{box-shadow:inset 0 0 0 5px #ffd22e;background:#f2bd42}.ch-square.selected .ch-piece{transform:scale(1.12)}.ch-square.last{box-shadow:inset 0 0 0 4px #efc73e}.ch-square.ai-choice{box-shadow:inset 0 0 0 5px #4ebcff;animation:ch-pulse .7s infinite alternate}.ch-square.move-target:after{content:"";z-index:4;width:27%;height:27%;border-radius:50%;background:#18b86d;box-shadow:0 0 0 4px #ffffff9c}.ch-square.capture-target:after{content:"";position:absolute;z-index:4;inset:7%;border:5px solid #31d284;border-radius:50%;box-shadow:0 0 0 3px #fff8}.ch-square.check{background:#e85050!important;animation:ch-check .8s infinite alternate}.ch-square .rank,.ch-square .file{position:absolute;z-index:5;color:#60472d;font-size:8px;font-weight:900;pointer-events:none}.ch-square.dark .rank,.ch-square.dark .file{color:#e5f4e6}.ch-square .rank{left:2px;top:1px}.ch-square .file{right:2px;bottom:1px}.ch-ai{position:absolute;z-index:20;top:12px;left:50%;display:flex;align-items:center;gap:6px;transform:translateX(-50%);white-space:nowrap;padding:8px 13px;border:2px solid #9bdcff;border-radius:999px;background:#0e3b5deb;color:#fff;font-size:12px;box-shadow:0 6px 18px #102b4355}.ch-ai[hidden],.ch-overlay[hidden]{display:none}.ch-ai i{width:6px;height:6px;border-radius:50%;background:#70d7ff;animation:ch-dot 1s infinite}.ch-ai i:nth-child(4){animation-delay:.15s}.ch-ai i:nth-child(5){animation-delay:.3s}.ch-panel{display:flex;flex-direction:column;min-height:0;padding:10px;border:1px solid #d5bea0;border-radius:13px;background:#fffaf3}.ch-panel h2{margin:0 0 7px;color:#173f5d;font-size:15px}.ch-moves{flex:1;min-height:100px;max-height:245px;overflow:auto;display:grid;grid-template-columns:1fr 1fr;align-content:start;gap:4px;padding:7px;border:1px solid #e0d2bd;border-radius:9px;background:#fff;color:#4a5862;font-size:11px}.ch-moves span{padding:4px;border-radius:5px;background:#f5ecde}.ch-moves b{color:#106694}.ch-moves em{grid-column:1/-1;color:#8a8178}.ch-actions{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:8px}.ch-actions button,.ch-modal button{min-height:36px;padding:5px 8px;border:1px solid #cbb18a;border-radius:8px;background:#fff;color:#214158;font-size:11px;font-weight:850;cursor:pointer}.ch-actions button:disabled{opacity:.4;cursor:not-allowed}.ch-actions .primary,.ch-modal .primary{border-color:#12679b;background:linear-gradient(#2699dd,#096da9);color:#fff}.ch-help{margin:0;padding:5px 12px 8px;text-align:center;color:#6c6257;font-size:11px}.ch-overlay{position:absolute;z-index:50;inset:0;display:grid;place-items:center;padding:16px;background:#112941dc;backdrop-filter:blur(3px)}.ch-modal{width:min(500px,94%);max-height:90%;overflow:auto;padding:23px;border:3px solid #e5bb55;border-radius:18px;background:#fffaf1;text-align:center;box-shadow:0 22px 55px #0008}.ch-modal>span{color:#906615;font-size:10px;font-weight:900;letter-spacing:1.5px}.ch-modal h2{margin:7px 0;color:#173f5d}.ch-rules{text-align:left}.ch-rules>span,.ch-rules h2,.ch-rules>button{display:block;margin-left:auto;margin-right:auto;text-align:center}.ch-rules li{margin:8px 0;line-height:1.4}.ch-promotion{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:16px}.ch-promotion button{display:grid;place-items:center;font-size:34px}.ch-promotion small{display:block;font-size:10px}.ch-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin:15px 0}.ch-stats div{padding:11px 3px;border:1px solid #dbc7aa;border-radius:10px;background:#f7ead6}.ch-stats b{display:block;color:#126ea6;font-size:24px}.ch-stats small{font-size:8px;font-weight:900}.ch-seo{margin:18px auto;padding:20px;border:1px solid #dfd0bc;border-radius:16px;background:#fff;color:#3e4e59;line-height:1.6}.ch-seo h2{margin-top:0;color:#173f5d}.ch-shell[data-theme="blue"]{--dark:#437da0;--light:#e8eff3}.ch-shell[data-theme="brown"]{--dark:#9a6945;--light:#f0d6ad}
@keyframes ch-ready{50%{transform:translateY(-2px);filter:brightness(1.15)}}@keyframes ch-pulse{to{filter:brightness(1.25)}}@keyframes ch-check{to{filter:brightness(1.25)}}@keyframes ch-dot{50%{transform:translateY(-3px);opacity:.4}}
@media(max-width:720px){.ch-shell{padding:0;margin:3px auto}.ch-card{border-radius:13px}.ch-header{height:55px;padding:5px 10px}.ch-brand h1{font-size:24px}.ch-brand small{font-size:7px}.ch-logo{width:40px;height:40px;font-size:24px}.ch-icons button{width:33px;height:33px}.ch-controls{grid-template-columns:1fr 1fr;padding:6px 8px}.ch-controls>div{grid-column:1/-1}.ch-controls select,.ch-controls b{height:33px}.ch-score{grid-template-columns:82px 1fr 82px;padding:4px 6px}.ch-player{padding:3px 5px}.ch-player b{display:none}.ch-player span{font-size:24px}.ch-player strong{font-size:18px}.ch-score p{font-size:10px}.ch-game{display:block;padding:6px}.ch-board{width:min(94vw,390px,calc(100vh - 315px));min-width:280px;border-width:6px}.ch-piece{font-size:clamp(25px,10vw,40px)}.ch-panel{margin-top:7px;padding:7px}.ch-panel h2{display:none}.ch-moves{display:flex;min-height:36px;max-height:50px;gap:4px;white-space:nowrap}.ch-moves span{min-width:max-content}.ch-actions{grid-template-columns:repeat(4,1fr);margin-top:6px}.ch-actions button{font-size:9px;padding:3px}.ch-help{font-size:9px}.ch-seo{margin:12px 5px;padding:15px}.ch-stats{grid-template-columns:1fr 1fr}}
@media(min-width:721px) and (max-height:760px){.ch-board{width:min(62vw,400px,calc(100vh - 245px))}.ch-moves{max-height:205px}.ch-header{height:56px}.ch-game{padding-top:5px;padding-bottom:5px}}

/* v1.0.2 mobil ekran güvenliği: ölçü kartın iç genişliğinden alınır. */
@media(max-width:720px){.ch-shell,.ch-card,.ch-game{width:100%;max-width:100%;min-width:0}.ch-board{width:min(100%,350px);min-width:0;max-width:100%;margin-inline:auto;border-width:4px}.ch-square{touch-action:manipulation}.ch-controls{gap:4px;padding:4px 6px}.ch-controls select,.ch-controls b{height:31px}.ch-score{min-height:40px}.ch-panel{margin-top:4px}.ch-moves{max-height:40px}.ch-actions button{min-height:32px}}
@media(max-width:720px) and (max-height:700px){.ch-header{height:49px}.ch-logo{width:36px;height:36px}.ch-brand small{display:none}.ch-board{width:min(100%,320px)}.ch-help{display:none}}