@charset "UTF-8";
:root{color-scheme:dark;--forest:#183b34;--panel:#21473f;--panel-light:#2b5147;--cream:#f1eddf;--muted:#b1c5b6;--sage:#b9d0a6;--ink:#172c25;--sand:#dcb77a;--line:#937344;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:15px;background:var(--forest);color:var(--cream)}
*{box-sizing:border-box}body{margin:0;min-width:280px;background:radial-gradient(ellipse at 20% 12%,#244d41 0,transparent 55%);min-height:100vh}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.43}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e6d795;outline-offset:4px}button[hidden],[hidden]{display:none!important}.app{max-width:1120px;margin:0 auto;padding:38px 38px 20px}.masthead{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:32px}.brand{display:flex;align-items:center;gap:17px}.brand h1{font-family:Georgia,"Times New Roman",serif;font-size:38px;font-weight:400;letter-spacing:-1.5px;line-height:1;margin:0 0 8px}.brand p{font-size:13px;color:var(--muted);margin:0;letter-spacing:.2px}.brand-mark{width:43px;height:43px;position:relative;display:block}.brand-mark i{position:absolute;border-radius:50%;width:28px;height:28px;background:#eee9d7;box-shadow:0 2px 4px #102b2850;top:1px;right:0}.brand-mark i:first-child{background:#10271f;box-shadow:inset 0 0 0 1px #64796a;left:0;top:14px;z-index:1}.button{border:1px solid transparent;border-radius:9px;min-height:46px;padding:11px 16px;display:inline-flex;align-items:center;justify-content:center;gap:12px;font-weight:600;font-size:14px;line-height:1.3;transition:background .16s,transform .16s,color .16s}.button:not(:disabled):active{transform:translateY(1px)}.primary{background:var(--sage);color:var(--ink)}.primary:not(:disabled):hover{background:#cde0bd}.secondary{background:#30574b;color:var(--cream);border-color:#78917b33}.secondary:not(:disabled):hover{background:#3d6657}.subtle{background:transparent;border-color:#8aa58e55;color:var(--cream)}.subtle:hover{background:#345748}.help-button{font-size:13px;font-weight:500;min-height:40px}.help-button>span{width:18px;height:18px;display:inline-grid;place-items:center;border:1px solid #9bb49e;border-radius:50%;font-size:12px}.game-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:34px;align-items:start}.play-area{min-width:0}.board-topline,.board-bottomline{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;color:var(--muted)}.board-topline{margin:0 2px 12px}.board-topline>span:first-child{font-weight:600;letter-spacing:.3px;color:#d5ddcd}.board-topline>span:last-child{font-size:11px;background:#31544980;border-radius:5px;padding:5px 8px}.board-frame{padding:12px;border-radius:14px;background:#b28a54;box-shadow:0 5px 0 #927040,0 18px 36px #0d251e40;position:relative}.board-surface{display:grid;grid-template-columns:24px minmax(0,1fr) 24px;grid-template-rows:24px auto 24px;background:#dfbd83;background-image:repeating-linear-gradient(0deg,transparent,transparent 35px,#f0d49c30 36px,transparent 37px);border-radius:6px;padding:4px}.coordinate-cols{display:grid;grid-template-columns:repeat(var(--size,7),minmax(0,1fr));text-align:center;align-items:center;font-size:11px;font-weight:600;color:#725831}.top-coords{grid-area:1/2}.bottom-coords{grid-area:3/2}.coordinate-rows{display:grid;grid-template-rows:repeat(var(--size,7),minmax(0,1fr));align-items:center;justify-items:center;font-size:11px;font-weight:600;color:#725831}.left-coords{grid-area:2/1}.right-coords{grid-area:2/3}.board-grid{grid-area:2/2;display:grid;grid-template-columns:repeat(var(--size,7),minmax(0,1fr));position:relative;isolation:isolate;aspect-ratio:1;touch-action:manipulation}.board-lines{position:absolute;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}.board-row{display:contents}.intersection{appearance:none;position:relative;min-width:0;min-height:0;aspect-ratio:1;border:0;background:none;padding:0;display:grid;place-items:center;border-radius:50%;touch-action:manipulation;outline-offset:-1px!important}.intersection:focus-visible{outline:2px solid #4a6953;background:#efe1b020;z-index:1}.stone{display:block;width:79%;height:79%;border-radius:50%;pointer-events:none;position:relative;box-shadow:1px 3px 4px #5e45275e,inset -1px -2px 2px #0002}.stone.black,.mini-stone.black{background:radial-gradient(circle at 34% 27%,#49524d,#202a25 52%,#101a15 100%)}.stone.white,.mini-stone.white{background:radial-gradient(circle at 33% 25%,#fffef5,#eeebdd 62%,#d2d0c3 100%)}.stone.last::after{content:"";position:absolute;inset:35%;border:2px solid #c9d7bc;border-radius:50%}.stone.white.last::after{border-color:#546553}.intersection.dead .stone{opacity:.45}.dead-mark{position:absolute;color:#8b322d;font-size:clamp(18px,3.4vw,36px);line-height:1;text-shadow:0 1px 2px #fff7;pointer-events:none;font-weight:500}.territory{width:20%;height:20%;border-radius:2px;display:block;opacity:.65;pointer-events:none}.territory.black{background:#21332a}.territory.white{background:#fffdf0;box-shadow:0 0 0 1px #b09261}.board-grid[data-color="1"] .intersection.empty::after,.board-grid[data-color="2"] .intersection.empty::after{content:"";position:absolute;width:79%;height:79%;border-radius:50%;opacity:0;pointer-events:none}.board-grid[data-color="1"] .intersection.empty::after{background:#25342c}.board-grid[data-color="2"] .intersection.empty::after{background:#fffaf0}@media(hover:hover){.board-grid[data-phase="playing"][data-interactive="true"] .intersection.empty:hover::after{opacity:.27}.board-grid[data-phase="scoring"] .intersection.occupied:hover{background:#fff2}}.board-bottomline{margin-top:19px;font-size:11px;line-height:1.5}.board-bottomline>span:first-child{display:flex;align-items:center;gap:7px}.last-dot{width:8px;height:8px;border:1px solid #bccdb6;border-radius:50%;display:inline-block}.game-panel{background:var(--panel);border:1px solid #86a68b20;border-radius:13px;padding:25px 22px 20px;margin-top:39px;box-shadow:0 10px 30px #0c251a12}.eyebrow{display:block;font-size:10px;font-weight:700;letter-spacing:1.6px;color:var(--sage);line-height:1.5}.turn-header h2{font-family:Georgia,"Times New Roman",serif;font-size:30px;font-weight:400;letter-spacing:-.6px;line-height:1.15;margin:8px 0}.turn-header>p{font-size:12px;color:var(--muted);margin:0}.players{display:grid;gap:8px;margin:23px 0 18px}.player{display:flex;align-items:center;gap:11px;padding:11px 12px;border:1px solid #89a38b20;border-radius:9px;background:#173d3340}.player.active{background:#335b4c;border-color:#9ab88c44}.mini-stone{width:27px;height:27px;border-radius:50%;box-shadow:0 2px 3px #102b2b4d;flex:none}.player>div{display:flex;align-items:flex-start;flex:1;flex-direction:column;gap:2px}.player strong{font-size:13px;font-weight:600}.player>div>span{font-size:11px;color:var(--muted)}.turn-dot{width:6px;height:6px;background:var(--sage);border-radius:50%}.game-message{font-size:13px;line-height:1.65;min-height:43px;margin:18px 0 21px;color:#d9e0d0}.game-message.error{color:#f2ba9f}.primary-actions{display:grid;grid-template-columns:1.15fr 1fr;gap:8px}.key-hint{font-size:10px;font-weight:500;opacity:.6;border:1px solid currentColor;border-radius:3px;padding:1px 4px;line-height:1.3}.secondary-actions{display:flex;justify-content:space-between;margin-top:10px;gap:8px}.quiet{background:none;color:#c5d2c0;padding:9px 0;min-height:36px;font-weight:400;font-size:12px}.quiet:hover{color:#fff;text-decoration:underline}.full-width{width:100%;margin-top:10px}.game-note{margin-top:17px;padding-top:16px;border-top:1px solid #88a58b26;display:flex;flex-direction:column;gap:6px;font-size:10px;line-height:1.5;color:#a3bba8}.page-footer{margin-top:32px;padding-top:20px;border-top:1px solid #88a58b26;display:flex;justify-content:space-between;gap:12px;font-size:11px;color:#9bb5a1;line-height:1.6}.page-footer button{background:none;border:0;color:#bfceba;text-decoration:underline;text-underline-offset:3px;padding:0;font-size:inherit}.score-panel{padding:14px 0 0;border-top:1px solid #89a38b33}.score-heading{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);letter-spacing:.8px}.score-heading>span:last-child{letter-spacing:0}.score-totals{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.score-totals>div{display:flex;flex-direction:column;gap:3px}.score-totals span{font-size:11px;color:var(--muted)}.score-totals strong{font-family:Georgia,"Times New Roman",serif;font-size:31px;font-weight:400}.score-totals small{font-size:9px;line-height:1.6;color:#b4c7b5}.score-panel>p{font-size:10px;color:var(--muted);margin:10px 0 0}.notice{margin:0 0 24px;padding:15px 18px;background:#635537;color:#ffedc4;border:1px solid #b59c5c55;border-radius:9px;font-size:13px;line-height:1.6}.danger{background:#a65d4c;color:#fff3e7}.danger:hover{background:#ba705c}dialog{color:var(--cream);background:#21473f;border:1px solid #789b7b66;border-radius:15px;max-width:min(510px,calc(100vw - 30px));width:510px;max-height:calc(100dvh - 40px);padding:0;box-shadow:0 24px 90px #071e1bc2;overflow:auto}dialog::backdrop{background:#0c261ed4;backdrop-filter:blur(4px)}.dialog-content{padding:28px}.dialog-topline{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:7px}.close-button{width:35px;height:35px;border:0;border-radius:50%;background:#42645166;color:#dce5d5;font-size:25px;font-weight:300;line-height:1}.close-button:hover{background:#537660}.dialog-content h2{font-family:Georgia,"Times New Roman",serif;font-size:31px;font-weight:400;line-height:1.2;letter-spacing:-.6px;margin:0 0 10px}.dialog-intro{color:var(--muted);font-size:13px;line-height:1.6;margin:0 0 24px}.dialog-content label{display:block;font-size:12px;font-weight:600;margin:19px 0 8px}.label-note{color:var(--muted);font-weight:400}.dialog-content select,.dialog-content input{width:100%;min-height:47px;background:#15392f;color:var(--cream);border:1px solid #77967b77;border-radius:7px;padding:11px 12px;font-size:13px}.dialog-content select{padding-right:28px}.field-note,.replace-note{color:var(--muted);font-size:11px;line-height:1.7;margin:9px 0}.replace-note{margin-top:24px;border-top:1px solid #88a58b2b;padding-top:15px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:17px}.dialog-actions .button{flex:1}.form-error{font-size:12px;color:#ffd1b7;line-height:1.6}.rules{margin:26px 0}.rules section+section{margin-top:21px}.rules h3{font-size:14px;font-weight:600;margin:0 0 7px;color:#d8e2cc}.rules p{font-size:13px;color:#bfcfbd;line-height:1.8;margin:0}kbd{font:inherit;font-size:11px;border:1px solid #78967b;padding:1px 4px;border-radius:3px;color:#e7eada}
@media(min-width:1050px){.game-layout{gap:48px}.app{padding-top:46px}.game-panel{padding:27px 24px 21px}}
@media(max-width:820px){.app{padding:28px 24px 20px}.game-layout{grid-template-columns:minmax(0,1fr) 265px;gap:22px}.game-panel{padding:20px 17px}.board-frame{padding:8px}.board-surface{grid-template-columns:19px minmax(0,1fr) 19px;grid-template-rows:20px auto 20px;padding:2px}.board-bottomline{font-size:10px}.board-topline>span:last-child{font-size:10px}.turn-header h2{font-size:27px}}
@media(max-width:680px){.app{max-width:540px;padding:24px 18px 22px}.masthead{margin-bottom:26px;gap:10px}.brand{gap:12px}.brand h1{font-size:33px}.brand p{font-size:11px}.brand-mark{transform:scale(.9);transform-origin:left center;width:37px}.help-button{font-size:0;min-width:38px;width:38px;height:38px;padding:0;gap:0;border-color:#8aa58e55}.help-button>span{font-size:14px;width:20px;height:20px}.game-layout{grid-template-columns:1fr;gap:21px}.board-topline{margin-bottom:11px}.board-topline>span:last-child{font-size:10px}.board-frame{padding:9px}.board-surface{grid-template-columns:19px minmax(0,1fr) 19px;grid-template-rows:21px auto 21px;padding:2px}.board-bottomline{margin-top:14px}.game-panel{margin-top:0;padding:21px 20px}.turn-header{position:relative}.turn-header h2{font-size:29px}.players{grid-template-columns:1fr 1fr;margin:19px 0 12px;gap:8px}.player{padding:10px}.player .mini-stone{width:25px;height:25px}.player>div>span{font-size:10px}.game-message{min-height:0;margin:14px 0 19px;font-size:13px}.game-note{margin-top:13px;padding-top:13px;flex-direction:row;justify-content:space-between;flex-wrap:wrap;font-size:10px}.page-footer{margin-top:24px;font-size:10px;flex-wrap:wrap;gap:6px}.key-hint{display:none}.score-panel{padding-top:14px;margin-top:18px}.score-totals{margin-top:10px}.score-totals small{font-size:10px}.score-totals strong{font-size:29px}.dialog-content{padding:23px}.dialog-content h2{font-size:29px}.dialog-actions{gap:8px}.dialog-actions .button{padding:11px;font-size:13px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}