:root{font-family:"Pretendard","Noto Sans KR","Malgun Gothic",system-ui,sans-serif;color:#283e35;background:#f6f5ef;font-synthesis:none;--ink:#283e35;--muted:#737d73;--accent:#d85d2c;--line:#dedfd4;--green:#355b48}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled,input:disabled,select:disabled{cursor:not-allowed;opacity:.45}button,a,summary,input,select,canvas{outline-offset:5px}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,canvas:focus-visible{outline:3px solid var(--accent)}button{transition:background .15s,transform .15s}button:active:not(:disabled){transform:translateY(1px)}button svg{width:19px;height:19px;flex:none}a{color:inherit}.shell{max-width:1260px;padding:0 48px;margin:auto}.header{display:flex;align-items:center;justify-content:space-between;min-height:122px;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;font-size:24px;letter-spacing:-1.2px;font-weight:500}.brand b{font-weight:800}.brand small{display:block;margin-top:6px;font:9px ui-monospace,monospace;letter-spacing:1.55px;color:var(--muted)}.brand-icon{position:relative;width:44px;height:46px;flex:none}.brand-icon i{position:absolute;width:29px;height:29px;border-radius:50%;background:#2b3931;left:0;top:14px;box-shadow:0 2px 1px #0002}.brand-icon i+i{background:#e47847;left:18px;top:0;border:3px solid #f6f5ef}.header-actions{display:flex;align-items:center;gap:12px}.local-badge{display:flex;align-items:center;gap:8px;font-size:12px;margin-right:13px;color:#5b6b5d}.local-badge i{width:6px;height:6px;border-radius:100%;background:#739b6a}.icon-button{width:37px;height:37px;display:grid;place-items:center;border:1px solid #d7d9ce;background:transparent;color:#526452;border-radius:50%;font-weight:600;font-size:16px}.icon-button:hover{background:#e8eadd}.icon-button svg{width:17px;height:17px}main{display:grid;grid-template-columns:minmax(0,1fr) 312px;gap:42px;padding:39px 0 34px}.board-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:25px}.eyebrow{font:10px ui-monospace,SFMono-Regular,Consolas,monospace;font-weight:600;letter-spacing:1.6px;color:#7a8577;margin:0 0 10px}h1{font-size:29px;letter-spacing:-1.8px;line-height:1.45;margin:0;font-weight:700}h1 span{color:var(--accent)}.board-tag{font-size:11px;border:1px solid #d5d9cc;border-radius:30px;padding:8px 12px;white-space:nowrap;margin-bottom:4px;color:#6d796b}.board-wrap{position:relative;border:1px solid #d9ded0;border-radius:12px;overflow:hidden;background:#e8ebe2;box-shadow:0 8px 22px #263b3210}canvas{display:block;width:100%;aspect-ratio:1;height:auto;touch-action:none;cursor:grab}canvas[data-phase="moving"]{cursor:wait}canvas[data-phase="over"]{cursor:default}canvas[data-dragging="true"]{cursor:grabbing}.board-caption{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:11px;color:#7c8579;margin:17px 1px 20px}.board-caption>span:first-child{color:#596a57;display:flex;gap:7px;align-items:center}.board-caption i{width:5px;height:5px;border-radius:50%;background:#d97848}.sidebar{border-left:1px solid var(--line);padding-left:30px;padding-top:4px}.match-meta{display:flex;justify-content:space-between;gap:8px;align-items:center}.match-meta .eyebrow{font-size:9px;letter-spacing:1px;margin:0}.round-pill{font-size:10px;color:#6b7668;border:1px solid #d9ddcf;border-radius:20px;padding:6px 9px;white-space:nowrap}.status{padding:35px 0 27px;min-height:185px}.turn-indicator{display:inline-flex;align-items:center;gap:7px;font:10px ui-monospace,monospace;letter-spacing:1.1px;color:#5b735c}.turn-indicator i{width:7px;height:7px;background:#2b3931;border-radius:50%;box-shadow:0 0 0 3px #2b393111}.turn-indicator.white-turn i{background:#fff;box-shadow:0 0 0 1px #b3b6a7}.status h2{font-size:23px;letter-spacing:-1.1px;line-height:1.45;margin:13px 0 10px}.status p{font-size:12px;line-height:1.95;color:#798173;margin:0;word-break:keep-all}.players{display:grid;gap:10px}.player{display:flex;align-items:center;gap:14px;padding:17px 15px;border:1px solid #dedfd4;border-radius:8px;background:#f0f0e9;position:relative}.player.active{border-color:#81987b;background:#eaf0e4}.player.active:before{content:"";position:absolute;width:3px;height:26px;background:#4d7154;left:-1px;top:calc(50% - 13px);border-radius:0 3px 3px 0}.mini-stone{width:35px;height:35px;border-radius:50%;flex:none;box-shadow:1px 3px 4px #0002}.mini-stone.black{background:radial-gradient(circle at 33% 24%,#58625c,#2d3430 45%,#171e1a 90%)}.mini-stone.white{background:radial-gradient(circle at 33% 24%,#fff,#f2f1e9 45%,#c8c9bf 90%);border:1px solid #d1d3c7}.player-info{flex:1}.player-info strong{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:700}.player-info strong>span{font-size:10px;color:#85907c;font-weight:400}.remaining{display:flex;gap:4px;margin-top:9px}.remaining i{width:6px;height:6px;border-radius:50%;background:#596e57}.remaining i.lost{background:#ced4c4}.stone-count{display:flex;gap:4px;align-items:baseline}.stone-count b{font:500 27px ui-monospace,monospace}.stone-count span{font-size:11px;color:#7a8575}.power-section{margin:26px 0 27px}.power-heading{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}.power-heading>span{font-size:12px;color:#606f5a}.power-heading strong{font:500 23px ui-monospace,monospace;color:var(--accent)}.power-heading small{font-size:11px;color:#9c9c88}.power-track{height:7px;border-radius:5px;background:#e2e3d8;overflow:hidden}.power-track i{display:block;width:0%;height:100%;border-radius:5px;background:#db7647;transition:width .05s}.power-scale{display:flex;justify-content:space-between;font-size:10px;color:#929782;margin-top:9px}.primary,.secondary{min-height:46px;padding:12px 18px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:13px;font-weight:600;line-height:1.5}.primary{background:var(--accent);border:1px solid var(--accent);color:#fffaf2}.primary:hover{background:#bf4b1d;border-color:#bf4b1d}.secondary{background:transparent;border:1px solid #c3cbb9;color:#435a44}.secondary:hover{background:#e7ecdf}.restart{width:100%;gap:10px}.how-to{border-top:1px solid var(--line);padding-top:26px;margin-top:28px}.how-to .eyebrow{color:#7c8775}.how-to ol{list-style:none;padding:0;margin:15px 0 21px;display:grid;gap:13px}.how-to li{display:flex;gap:11px;align-items:center}.how-to li>span{font:10px ui-monospace,monospace;color:#a7ad9b}.how-to li p{margin:0;color:#7b8473;font-size:11px;line-height:1.6}.how-to strong{color:#50654b;font-weight:600}.tip{display:flex;gap:10px;align-items:center;background:#ebede2;border-radius:6px;padding:14px 12px;color:#698064}.tip>span{font-size:22px}.tip p{font-size:11px;line-height:1.8;margin:0}.accessible-controls{border-top:1px solid #dedfd4;padding-top:14px}.accessible-controls summary{display:flex;justify-content:space-between;gap:10px;font-size:11px;color:#65745f;cursor:pointer;list-style:none}.accessible-controls summary::-webkit-details-marker{display:none}.accessible-controls summary>span{font-size:10px;color:#8b9481}.aim-controls{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px}.aim-controls label{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;align-items:center;font-size:12px}.aim-controls select,.aim-controls input{width:100%;accent-color:#d85d2c}.aim-controls select{padding:9px;border:1px solid #c7cdbf;background:#fffdf7;color:var(--ink);border-radius:4px}.aim-controls button{align-self:end}.accessible-controls p{font-size:10px;line-height:1.9;color:#7d8675}.mobile-turn{display:none}.board-result{position:absolute;inset:0;display:grid;place-items:center;background:#eaf0e487;backdrop-filter:blur(5px)}.board-result[hidden]{display:none}.result-card{width:75%;max-width:340px;background:#fffdf5;box-shadow:0 18px 60px #293d3438;border:1px solid #e1e3d4;border-radius:12px;text-align:center;padding:32px 22px}.result-icon{font-size:42px;color:#dc6c35;display:block;margin-bottom:14px}.result-card h2{font-size:28px;letter-spacing:-1px;margin:12px 0}.result-card>p:not(.eyebrow){font-size:12px;line-height:1.8;color:#7b856f;margin-bottom:24px}.result-card .primary{width:100%}footer{border-top:1px solid var(--line);padding:23px 0 29px;display:flex;justify-content:space-between;gap:16px;color:#929985;font-size:10px}footer>span:last-child{font-family:ui-monospace,monospace;letter-spacing:1.2px}footer i{font-style:normal;color:#d57c53;margin:0 7px}dialog{border:1px solid #d5dbca;border-radius:12px;padding:30px;background:#fbfaf3;color:var(--ink);max-width:440px;width:calc(100% - 32px);max-height:calc(100dvh - 40px);box-shadow:0 25px 100px #1c302744}dialog::backdrop{background:#213b3066;backdrop-filter:blur(3px)}dialog h2{font-size:22px;letter-spacing:-1px;line-height:1.5}dialog p:not(.eyebrow){font-size:13px;color:#75816b;line-height:1.9;word-break:keep-all}dialog strong{color:#40593c}.dialog-actions{display:flex;gap:10px;margin-top:24px}.dialog-actions>*{flex:1}#help-dialog .primary{width:100%;margin-top:12px}body:has(dialog[open]){overflow:hidden}
@media(min-width:781px){.shell{max-width:1180px}.header{min-height:100px}main{padding-top:28px}.play-area{width:100%;max-width:calc(100svh - 250px);justify-self:center}.board-heading{margin-bottom:18px}.status{padding-top:29px}.how-to{margin-top:23px;padding-top:21px}}
@media(min-width:1400px){.shell{padding-top:8px}main{padding-top:32px}}
@media(max-width:1060px){.shell{padding:0 30px}main{gap:27px;grid-template-columns:minmax(0,1fr) 280px}.sidebar{padding-left:23px}h1{font-size:25px}.board-tag{display:none}.status h2{font-size:21px}.match-meta .eyebrow{font-size:8px}.board-caption>span:last-child{display:none}}
@media(max-width:780px){.shell{max-width:620px;padding:0 22px}.header{min-height:91px}.brand{font-size:21px;gap:10px}.brand small{font-size:8px;letter-spacing:1px}.brand-icon{transform:scale(.9);transform-origin:left center;width:39px}.local-badge{display:none}.header-actions{gap:8px}.icon-button{width:33px;height:33px}main{display:flex;flex-direction:column;gap:27px;padding:27px 0}.board-heading{margin-bottom:15px}h1{font-size:26px}.eyebrow{font-size:9px}.board-tag{display:block;font-size:10px;padding:6px 9px}.mobile-turn{display:block;font-size:11px;color:#59714f;margin:0 0 14px;padding-left:1px}.board-wrap{border-radius:9px}.board-caption{margin-top:13px;font-size:10px}.board-caption>span:last-child{display:block;font-size:9px}.sidebar{border-left:0;border-top:1px solid var(--line);padding:23px 0 0;display:grid;grid-template-columns:1fr 1fr;column-gap:20px}.match-meta{grid-column:1/-1}.status{grid-column:1/-1;min-height:0;padding:21px 0}.status h2{font-size:22px;margin:8px 0}.status p{font-size:12px}.players{grid-column:1/-1;grid-template-columns:1fr 1fr}.player{padding:15px 12px;gap:11px}.mini-stone{width:31px;height:31px}.player-info strong{font-size:12px;gap:7px}.stone-count b{font-size:24px}.power-section{margin:23px 0 0}.restart{align-self:center;margin-top:23px}.how-to{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 20px;padding-top:22px;margin-top:24px}.how-to .eyebrow{grid-column:1/-1}.how-to ol{margin:8px 0 0;gap:10px}.tip{margin-top:5px;align-self:center;padding:14px}.aim-controls{gap:14px}.result-card{padding:25px 20px}.result-card h2{font-size:25px}footer{padding:20px 0 24px;font-size:9px}}
@media(max-width:420px){.shell{padding:0 16px}.brand small{font-size:7px}.header-actions{gap:6px}.brand{font-size:20px}.board-tag{display:none}h1{font-size:25px}.board-caption>span:last-child{display:none}.player{gap:9px;padding:14px 10px}.player-info strong>span{font-size:9px}.stone-count{gap:2px}.stone-count b{font-size:21px}.mini-stone{width:28px;height:28px}.sidebar{column-gap:13px}.how-to{gap:0 12px}.tip{padding:12px 10px;gap:7px}.tip p{font-size:10px}.how-to li{gap:8px}.how-to li p{font-size:10px}.result-card{width:83%}.result-icon{font-size:30px;margin-bottom:10px}.result-card h2{font-size:22px}.result-card>p:not(.eyebrow){margin-bottom:18px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;scroll-behavior:auto!important}}

/* A wide play surface replaces the old viewport-height cap. */
.match-settings{display:flex;align-items:flex-end;gap:14px;padding:17px;background:#eeefe6;border:1px solid #dadecf;border-radius:9px;margin-bottom:13px}.match-settings label{display:grid;gap:8px;font-size:11px;color:#68775e;flex:1}.match-settings select{width:100%;min-height:42px;padding:8px 32px 8px 11px;border:1px solid #c8d0bc;border-radius:5px;background:#fbfcf6;color:var(--ink);font-size:13px}.match-settings .secondary{min-height:42px;padding:9px 13px;font-size:12px}.setup-banner{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:15px;padding:15px 17px;background:#e4ecdd;border:1px solid #c2d0b6;border-radius:8px}.setup-banner strong{font-size:13px;line-height:1.65;letter-spacing:-.3px}.setup-banner p{font-size:11px;color:#758368;margin:5px 0 0;line-height:1.8}.setup-banner .primary{flex:none;font-size:12px;min-height:44px;padding:10px 15px}.setup-banner[hidden],.placement-controls[hidden],.accessible-controls[hidden]{display:none}.placement-controls{border-top:1px solid #dedfd4;padding-top:14px;margin-top:17px}.placement-controls summary{display:flex;justify-content:space-between;gap:10px;font-size:11px;color:#65745f;cursor:pointer;list-style:none}.placement-controls summary::-webkit-details-marker{display:none}.placement-controls summary>span{font-size:10px;color:#8b9481}.placement-controls p{font-size:11px;color:#7d8675;line-height:1.9}canvas[data-phase="thinking"]{cursor:wait}.match-settings select:disabled{color:#67745f;background:#f1f2ea}
@media(min-width:781px){.shell{max-width:1480px;padding-left:32px;padding-right:32px}.header{min-height:90px}main{grid-template-columns:minmax(0,1fr) 295px;gap:30px;padding-top:25px}.play-area{max-width:none;min-width:0}.sidebar{position:sticky;top:20px;align-self:start;padding-left:25px}.board-heading{margin-bottom:19px}.board-wrap{width:100%}}
@media(min-width:781px) and (max-width:1060px){.shell{padding-left:22px;padding-right:22px}main{grid-template-columns:minmax(0,1fr) 245px;gap:22px}.sidebar{padding-left:20px}.match-settings{gap:10px;padding:13px}.setup-banner{flex-direction:column;align-items:stretch;gap:10px}.setup-banner .primary{width:100%}.match-meta{flex-wrap:wrap;gap:9px}.status h2{font-size:20px}}
@media(max-width:780px){.shell{max-width:740px;padding-left:12px;padding-right:12px}.header{min-height:83px}.match-settings{gap:10px;padding:12px;flex-wrap:wrap}.match-settings label{min-width:120px}.match-settings .secondary{flex:none;width:100%;min-height:36px;padding:6px 12px}.setup-banner{padding:13px;gap:11px;flex-direction:column;align-items:stretch}.setup-banner .primary{width:100%}.setup-banner strong{font-size:12px}.setup-banner p{font-size:10px}.board-wrap{border-radius:6px}.placement-controls summary{font-size:11px}.placement-controls summary>span{font-size:9px}main{padding-top:22px}.sidebar{position:static}.board-heading{margin-bottom:14px}h1{font-size:25px}}

/* Keep the existing green sidebar styling; only relocate the setup controls. */
.sidebar-toggle{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;padding:7px 10px;color:#526452;background:transparent;border:1px solid #cbd2c1;border-radius:6px;font-size:12px;white-space:nowrap}.sidebar-toggle:hover{background:#e8eadd}.sidebar-toggle svg{width:18px;height:18px}.sidebar-toggle[hidden],.sidebar[hidden]{display:none!important}
.sidebar .match-meta{margin-bottom:18px}.sidebar .match-settings{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px 8px;margin:0 0 18px;padding:0;background:transparent;border:0;border-radius:0;align-items:end}.sidebar .match-settings label{min-width:0;font-size:11px;gap:7px}.sidebar .match-settings label:first-child{grid-column:1/-1}.sidebar .match-settings select{min-height:40px;font-size:12px}.sidebar .match-settings .secondary{width:auto;min-height:40px;padding:8px 10px;font-size:11px}
.sidebar .setup-banner{display:flex;flex-direction:column;align-items:stretch;gap:11px;padding:13px;margin:0 0 18px;border-radius:7px}.sidebar .setup-banner[hidden]{display:none}.sidebar .setup-banner strong{font-size:12px;line-height:1.8}.sidebar .setup-banner p{font-size:11px;line-height:1.8;margin-top:5px}.sidebar .setup-banner .primary{width:100%;min-height:43px;padding:10px 9px;font-size:12px}.sidebar[data-phase="setup"] .status,.sidebar[data-phase="setup"] .power-section{display:none}.sidebar[data-phase="setup"] .restart{margin-top:18px}
@media(min-width:781px){main.sidebar-collapsed{grid-template-columns:minmax(0,1fr);gap:0}main.sidebar-collapsed .play-area{width:100%;max-width:none}.sidebar .status{padding-top:4px;min-height:0;padding-bottom:21px}.sidebar .power-section{margin-top:22px}}
@media(min-width:781px) and (max-width:1060px){.header-actions .local-badge{display:none}}
@media(max-width:780px){.sidebar-toggle{display:none!important}.sidebar .match-meta,.sidebar .match-settings,.sidebar .setup-banner{grid-column:1/-1}.sidebar .match-meta{display:flex}.sidebar .match-settings{grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto}.sidebar .match-settings label:first-child{grid-column:auto}.sidebar .setup-banner{margin-bottom:15px}.sidebar .setup-banner .primary{width:100%}.sidebar[data-phase="setup"] .restart{grid-column:1/-1;margin-top:18px}.sidebar[data-phase="setup"] .how-to{margin-top:20px}}
@media(max-width:480px){.sidebar .match-settings{grid-template-columns:minmax(0,1fr) auto}.sidebar .match-settings label:first-child{grid-column:1/-1}.sidebar .match-settings label:nth-child(2){grid-column:auto}}

.mini-stone.black{background:radial-gradient(ellipse 21% 28% at 32% 25%,#ffffffed 0%,#e7f8ee8c 30%,#e7f8ee00 100%),radial-gradient(circle at 38% 30%,#3f4842 0%,#090e0b 47%,#020504 75%,#354c42 100%);box-shadow:2px 4px 6px #49351e47,inset 0 -1px 1px #d7b77c80,inset 0 0 0 1px #080e0b80}.mini-stone.white{background:radial-gradient(ellipse at 32% 24%,#fffef9 0%,#f7f6ef 33%,#e8e6de 68%,#c8c4b8 100%);border:1px solid #c5c0b2;box-shadow:2px 4px 6px #49351e40,inset 0 1px 1px #ffffffb3}
.board-wrap{user-select:none;-webkit-user-select:none}
@media(min-width:781px){main .play-area,main.sidebar-collapsed .play-area{width:95%;justify-self:center}}

.sidebar .match-settings{grid-template-columns:minmax(0,1fr) minmax(88px,.65fr);gap:9px 8px}.sidebar .match-settings label:first-child,.sidebar .match-settings label:nth-child(2){grid-column:auto}.sidebar .match-settings .secondary{grid-column:1/-1;justify-self:end;min-height:32px;padding:6px 10px;font-size:11px}
@media(pointer:coarse){.sidebar .match-settings .secondary{min-height:44px}}

.sidebar .setup-actions{display:flex;align-items:stretch;gap:7px}.sidebar .setup-actions .secondary{flex:none;min-height:43px;padding:9px 10px;font-size:11px;white-space:nowrap}.sidebar .setup-actions .primary{flex:1;min-width:0;width:auto;font-size:11px;padding:10px 7px;white-space:nowrap}

.mini-stone.black,.mini-stone.white{background-color:transparent;background-position:center;background-size:110%;background-repeat:no-repeat;border:0;box-shadow:none;filter:drop-shadow(1px 3px 2px #49351e55)}.mini-stone.black{background-image:url("./assets/black-stone-photo.png")}.mini-stone.white{background-image:url("./assets/white-stone-photo.png")}

.mini-stone.black{background-size:115% 154%}.mini-stone.white{background-size:111% 139%}

.volume-control{display:flex;align-items:center;gap:7px}.volume-control input{width:74px;height:30px;margin:0;accent-color:#5d7750;cursor:pointer}.volume-control output{min-width:29px;font-size:10px;color:#71816a;font-variant-numeric:tabular-nums}@media(max-width:780px){.volume-control{gap:4px}.volume-control input{width:52px}.volume-control output{display:none}}@media(max-width:360px){.volume-control input{width:40px}.header-actions{gap:4px}.brand{font-size:18px;gap:5px}.brand small{letter-spacing:.4px}}

.volume-control{position:relative;gap:0}.volume-panel{position:absolute;z-index:20;right:0;top:100%;display:flex;align-items:center;gap:9px;min-width:166px;padding:13px 14px;background:#fbfaf3;border:1px solid #d5dbca;border-radius:9px;box-shadow:0 8px 24px #293d3420;visibility:hidden;opacity:0;pointer-events:none;transition:opacity .12s}.volume-control:hover .volume-panel,.volume-control:focus-within .volume-panel{visibility:visible;opacity:1;pointer-events:auto}.volume-control .volume-panel input{width:116px;min-height:34px}.volume-control .volume-panel output{display:block}.volume-control:focus-within #sound{background:#e8eadd}#sound:focus-visible{outline:2px solid #5d7750;outline-offset:3px}