:root{font-family:Georgia,'Times New Roman',serif;color:#292b27;background:#e8e6df;font-synthesis:none;--paper:#f6f2e8;--line:#d7d2c5;--ink:#292b27;--red:#a64735}*{box-sizing:border-box}body{margin:0;background-image:radial-gradient(#6863540d .7px,transparent .7px);background-size:5px 5px}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{min-height:44px;border:1px solid #bfbbae;background:#f8f5ed;color:var(--ink);padding:10px 15px;border-radius:3px;cursor:pointer;font:13px system-ui,sans-serif;transition:background .15s}button:hover{background:#e8e2d6}button:disabled{opacity:.4;cursor:default}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,svg:focus-visible,a:focus-visible{outline:3px solid #a64735;outline-offset:3px}.dark{background:var(--ink);color:#fff8eb;border-color:var(--ink)}.dark:hover{background:#464b43}.full{width:100%}.topbar{max-width:1400px;margin:auto;padding:25px 44px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d0cdc3}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:inherit;font-size:34px;line-height:1}.brand small{display:block;font:9px system-ui;letter-spacing:2px;margin-top:8px}.seal{font:18px Georgia;line-height:1.1;color:var(--red);border:1.5px solid var(--red);padding:4px 6px}.header-actions{display:flex;gap:10px;align-items:center}.connection{font:11px system-ui;color:#626a58;margin-right:15px}.connection:before{content:'●';font-size:8px;margin-right:7px}main{max-width:1400px;margin:32px auto 48px;padding:0 44px;display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:26px;align-items:start}.sheet{background:var(--paper);padding:30px 34px 20px;box-shadow:0 2px 5px #2423150d,0 14px 40px #24231509;border:1px solid #ddd7cb}.sheet-heading{display:flex;justify-content:space-between;gap:12px}.eyebrow{font:10px system-ui;letter-spacing:1.8px;color:#7a776a;margin:0 0 14px}.sheet h1{font-weight:400;font-size:clamp(25px,3vw,37px);margin:0 0 25px;overflow-wrap:anywhere}.sheet-number{font:11px system-ui;color:#777365;white-space:nowrap;padding-top:2px}.players{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:16px 0;gap:20px}.players>div{display:flex;gap:12px;align-items:center;min-width:0}.players>div>span:nth-child(2){min-width:0}.players small{display:block;font:9px system-ui;letter-spacing:1.2px;margin-bottom:5px;color:#7d796e}.players strong{font-weight:400;font-size:17px;display:block;overflow:hidden;text-overflow:ellipsis}.stone-dot{display:inline-block;width:22px;height:22px;border-radius:50%;border:1px solid var(--ink);flex-shrink:0}.black{background:var(--ink)}.white{background:#fffdf4}.capture{margin-left:auto;font:10px system-ui;color:#817b6d;white-space:nowrap}.capture b{color:var(--ink);font-weight:500}.board-toolbar{display:flex;align-items:center;gap:14px;margin:20px 0 6px;font:11px system-ui;color:#6c685e;flex-wrap:wrap}.board-toolbar>span{margin-right:auto}.check{display:flex;align-items:center;gap:4px}.check input{accent-color:var(--ink);width:17px;height:17px}.board-scroll{overflow:auto;overscroll-behavior:contain}#board{display:block;width:100%;height:auto;user-select:none;touch-action:pan-x pan-y pinch-zoom}.board-caption{display:flex;justify-content:space-between;gap:10px;font:10px system-ui;color:#777165;margin:8px 0 14px}.navigation{display:flex;align-items:center;gap:5px;border-top:1px solid var(--line);padding-top:15px}.navigation button{font-size:24px;padding:2px;min-width:44px;background:transparent;border-color:transparent}.navigation input{min-width:0;width:100%;accent-color:var(--ink);height:44px}#variation-row{margin-top:12px;font:12px system-ui}#variation-row select{max-width:180px}.sidebar{display:flex;flex-direction:column;gap:16px}.panel{background:#f1ede3b8;border:1px solid #d0cbbc;padding:22px}.section-label{display:flex;align-items:center;justify-content:space-between}.section-label .eyebrow{margin:0}.ink-dot{height:6px;width:6px;border-radius:50%;background:var(--red)}h2{font-weight:400;font-size:27px;margin:19px 0 10px}p{font:13px/1.65 system-ui;color:#767165}.panel p{margin:8px 0 14px}#selection{border-top:1px solid var(--line);padding-top:16px;margin:16px 0 13px;font:12px system-ui;color:#706d62}.button-row{display:flex;gap:7px;margin:9px 0}.button-row>*{flex:1;min-width:0}.button-row button{padding:8px}.score-button{margin-top:13px;display:flex;justify-content:space-between}.text-button{border:0;background:none;padding:0 4px;min-height:32px;font-size:11px;text-decoration:underline}dl{display:grid;grid-template-columns:auto 1fr;gap:12px 15px;font:12px system-ui;margin:18px 0 0}dt{color:#817b6e}dd{margin:0;text-align:right;overflow-wrap:anywhere}.notes-panel textarea{width:100%;resize:vertical;min-height:90px;background:transparent;border:0;font:14px/1.8 Georgia;margin-top:15px;color:var(--ink);background-image:repeating-linear-gradient(transparent,transparent 24px,#d9d3c4 25px)}.export-panel{display:flex;flex-wrap:wrap;padding:9px;gap:4px}.export-panel button{flex:1;white-space:nowrap;font-size:11px;border:0;background:transparent;padding:8px}.footnote{font:italic 12px/1.8 Georgia;text-align:center;margin:0;color:#8b8577}.fine{font-size:11px!important;line-height:1.6!important;color:#817a6c}dialog{border:1px solid #c4bcaa;background:var(--paper);padding:26px;max-width:550px;width:calc(100% - 28px);max-height:calc(100dvh - 40px);overflow:auto;color:var(--ink);box-shadow:0 25px 80px #0003}dialog::backdrop{background:#26292380;backdrop-filter:blur(3px)}.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.dialog-heading h2{margin:0}.dialog-heading button{background:transparent;border:0;font-size:24px}form label{display:flex;flex-direction:column;gap:7px;font:12px system-ui;margin-top:16px}form input,form select,select{min-height:44px;padding:10px;border:1px solid #bfb7a7;background:#faf7ef;color:var(--ink);min-width:0;border-radius:2px}form input{width:100%}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}#notice{position:fixed;bottom:calc(18px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 32px);background:var(--ink);color:#fff7e9;padding:14px 22px;font:13px/1.5 system-ui;box-shadow:0 6px 30px #0002;z-index:10;border-radius:3px;pointer-events:none}#notice:empty{display:none}.game-row{border-top:1px solid var(--line);padding:14px 0;display:flex;gap:8px;align-items:center}.game-row>button:first-child{flex:1;text-align:left;overflow-wrap:anywhere}.game-row small{display:block;color:#807768;margin-top:6px}#score-breakdown table{width:100%;font:12px system-ui;border-collapse:collapse}#score-breakdown td,#score-breakdown th{padding:8px 3px;text-align:right;border-bottom:1px solid var(--line)}#score-breakdown td:first-child,#score-breakdown th:first-child{text-align:left}[hidden]{display:none!important}
@media(min-width:1450px){main{margin-top:45px}.sheet{padding:36px 44px 24px}}
@media(max-width:1050px){main{padding:0 24px;gap:18px;grid-template-columns:minmax(0,1fr) 275px}.topbar{padding:20px 24px}.sheet{padding:22px 16px}.panel{padding:18px}.capture{display:none}}
@media(max-width:760px){.topbar{padding:16px}.brand{font-size:29px}.brand small{font-size:8px;letter-spacing:1.3px}.seal{font-size:15px}.header-actions{gap:6px}.header-actions button{padding:9px 12px}.connection{display:none}main{display:flex;flex-direction:column;padding:0 10px;margin:16px auto 24px;gap:14px}.sheet{width:100%;padding:20px 10px 12px}.sheet-heading{padding:0 8px}.sheet h1{font-size:27px;margin-bottom:20px}.sheet-number{font-size:9px}.eyebrow{font-size:9px;letter-spacing:1.3px}.players{margin:0 8px;padding:13px 0;gap:10px}.players strong{font-size:16px}.board-toolbar{margin:13px 7px 6px;gap:8px;font-size:10px}.board-caption{margin:7px 7px 10px;font-size:9px}.sidebar{width:100%;display:grid;grid-template-columns:1fr;gap:12px}.panel{padding:20px}.record-panel{position:relative}.record-panel h2{margin-top:14px}.record-panel #hint{margin-right:0}.footnote{padding-bottom:env(safe-area-inset-bottom)}dialog{padding:20px}.form-grid{gap:0 12px}.navigation{padding-top:7px}.navigation button{min-width:44px}#selection{margin-top:12px;padding-top:12px}}
@media print{body,main{background:white}header,.sidebar,.board-toolbar,.navigation,#variation-row,#notice{display:none!important}main{display:block;margin:0;padding:0}.sheet{border:0;box-shadow:none;width:100%;padding:0}.board-scroll{overflow:visible}#board,.board-scroll.enlarged #board{width:100%}#save-status{display:none}@page{size:A4 portrait;margin:15mm}}

#mobile-placement{display:none}
@media(max-width:760px){#mobile-placement:not([hidden]){position:fixed;bottom:0;left:0;right:0;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#f6f2e8f5;border-top:1px solid #bfb7a7;box-shadow:0 -6px 25px #292b2710;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:16px;font:14px system-ui}#mobile-placement button{min-width:150px}}
@media print{#mobile-placement{display:none!important}}

/* Keep gesture targets stable while the ghost overlay is repainted. */
#board{touch-action:pinch-zoom;cursor:crosshair;-webkit-touch-callout:none}
#board>*{pointer-events:none}
#board.panning{touch-action:pinch-zoom;cursor:grab}
#board.panning:active{cursor:grabbing}
.board-toolbar .text-button{font:inherit;min-height:32px}
@media print{#placement-overlay{display:none!important}}

.sheet{min-width:0}.board-scroll{width:100%;min-width:0;position:relative;scroll-behavior:auto}
.board-scroll.enlarged{overscroll-behavior:contain}
.board-scroll.panning{touch-action:pinch-zoom;cursor:grab}
.board-scroll.dragging,.board-scroll.dragging #board{cursor:grabbing}
#board:focus:not(:focus-visible){outline:none}
#pan-board[aria-pressed="true"]{background:#e4ddcf;color:#292b27;box-shadow:inset 0 -2px #a64735;text-decoration:none}
@media print{#keyboard-cursor{display:none!important}.board-scroll{height:auto!important;overflow:visible!important}#board{width:100%!important;height:auto!important}}

/* Theme tokens also style SVG stones, score markers and ghost previews. */
:root{--board-line:#615e50;--board-label:#8b8270;--stone-black:#2b2e29;--stone-white:#fcfaf1;--stone-outline:#30342c;--on-black:#f8f3e7;--on-white:#292b27;--mark:#a64735}
:root[data-theme=red]{--stone-white:#a32e28;--on-white:#fffaf1;--stone-outline:#512b27;--mark:#514b42}
.black{background:var(--stone-black);border-color:var(--stone-outline)}.white{background:var(--stone-white);border-color:var(--stone-outline)}
.theme-samples{display:flex;justify-content:center;gap:30px;padding:25px;background:var(--paper);border:1px solid var(--board-line);margin-top:20px}.theme-samples .stone-dot{width:42px;height:42px}
.language-control{font:12px system-ui;display:flex;align-items:center;justify-content:space-between;gap:12px}.language-control select{max-width:75%}
:root[data-theme=dark]{color-scheme:dark;--paper:#242624;--ink:#eeeae0;--line:#777970;--red:#eeeae0;--board-line:#aaa99f;--board-label:#d0ccc0;--stone-black:#101210;--stone-white:#f5f2e8;--stone-outline:#dad8ce;--on-black:#fffdf5;--on-white:#161816;--mark:#fffdf5;background:#171917;color:var(--ink)}
:root[data-theme=dark] body{background-image:none}
:root[data-theme=dark] *{transition:none!important;box-shadow:none!important}
:root[data-theme=dark] .panel,:root[data-theme=dark] button,:root[data-theme=dark] input,:root[data-theme=dark] select{background:#2e312e;color:var(--ink);border-color:#85877d}
:root[data-theme=dark] .dark,:root[data-theme=dark] #notice{background:#eeeae0;color:#171917}
:root[data-theme=dark] button:hover{background:#454945}
:root[data-theme=dark] .dark:hover{background:#fffdf5}
:root[data-theme=dark] p,:root[data-theme=dark] small,:root[data-theme=dark] dt,:root[data-theme=dark] .eyebrow,:root[data-theme=dark] .fine,:root[data-theme=dark] .footnote,:root[data-theme=dark] .capture,:root[data-theme=dark] .connection,:root[data-theme=dark] .board-caption,:root[data-theme=dark] .board-toolbar,:root[data-theme=dark] .sheet-number,:root[data-theme=dark] #selection{color:#d0ccc0}
:root[data-theme=dark] .notes-panel textarea{background-image:repeating-linear-gradient(transparent,transparent 24px,#686c61 25px)}
:root[data-theme=dark] #mobile-placement{background:var(--paper)}
:root[data-theme=dark] :focus-visible{outline-color:#fffdf5}
:root[data-theme=dark] dialog::backdrop{backdrop-filter:none;background:#0009}
@media(max-width:400px){.topbar{flex-wrap:wrap;gap:14px}.header-actions{margin-left:auto}.sheet-heading{flex-wrap:wrap}.form-grid{grid-template-columns:1fr}.sheet-number{white-space:normal}.players strong{overflow-wrap:anywhere}.export-panel button{white-space:normal}}
@media print{:root,:root[data-theme=dark],:root[data-theme=red]{color-scheme:light;--paper:#fff;--ink:#111;--line:#aaa;--board-line:#555;--board-label:#555;--stone-black:#111;--stone-white:#fff;--stone-outline:#111;--on-black:#fff;--on-white:#111;--mark:#555}body,.sheet{color:#111!important;background:white!important}.players small,.board-caption,.sheet-number,.eyebrow{color:#555!important}}

.tree-controls{margin-top:14px}.tree-controls>button{width:100%;text-align:left}.variation-panel{border-top:1px solid var(--line);margin-top:12px;padding-top:10px}.variation-panel p{margin:0 0 8px}.variation-viewport{max-height:360px;overflow:auto;overscroll-behavior:contain;border:1px solid var(--line);background:var(--paper)}.variation-canvas{position:relative;min-width:100%}.variation-canvas>svg{position:absolute;inset:0;pointer-events:none;fill:none;stroke:var(--board-line);stroke-width:1.5}.variation-node{position:absolute;width:96px;height:48px;padding:4px;display:flex;align-items:center;justify-content:center;gap:6px;background:var(--paper);font-size:11px}.variation-node[aria-current]{outline:2px solid var(--ink);outline-offset:2px;font-weight:bold}.tree-stone{width:27px;height:27px;border:1px solid var(--stone-outline);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;font:12px Georgia}.tree-stone.black{color:var(--on-black)}.tree-stone.white{color:var(--on-white)}
@media print{.tree-controls{display:none!important}}

.notebook-tools summary{cursor:pointer;min-height:44px;font:14px system-ui;padding:10px 0}.notebook-tools label,dialog>label,#library-dialog label{display:flex;flex-direction:column;gap:7px;font:12px system-ui;margin:12px 0}.notebook-tools .check{flex-direction:row}.notebook-tools input,.notebook-tools select,#library-dialog input{width:100%;min-height:44px;padding:8px;color:var(--ink);background:var(--paper);border:1px solid var(--line)}.notebook-tools input[type=checkbox]{width:20px}.notebook-tools button{margin:5px 0}.lock-control{font:12px system-ui;margin-top:16px;min-height:44px}.lock-control input{width:20px;height:20px}#mode-banner{border:1px solid var(--ink);padding:10px;background:var(--paper);color:var(--ink)}#setup-board{width:100%;touch-action:none;display:block;margin-top:12px}#print-pages{display:none}#print-preview{margin-top:20px}.print-diagram{background:white;color:#111;border:1px solid #ccc;margin:12px 0;padding:18px}.print-diagram svg{width:100%;height:auto}.print-diagram h2{font-size:20px}.print-diagram p{color:#333;white-space:pre-wrap;overflow-wrap:anywhere}.print-diagram .move-ledger{font-size:11px;columns:2}.tree-bookmark{position:absolute;right:2px;top:-9px;color:var(--ink);background:var(--paper);font-size:16px}#recovery-list button{width:100%;margin:6px 0;text-align:left}#score-explanation{white-space:pre-line}.print-diagram{--paper:#fff;--ink:#111;--stone-black:#111;--stone-white:#fff;--stone-outline:#111;--on-black:#fff;--on-white:#111}
@media print{body.printing-diagrams>*{display:none!important}body.printing-diagrams>#print-pages{display:block!important}.print-diagram{border:0;padding:0;margin:0;break-after:page;break-inside:avoid}.print-diagram:last-child{break-after:auto}.print-diagram svg{max-height:170mm}.print-diagram p{font:10pt/1.4 Georgia}dialog{display:none!important}#mode-banner{display:none!important}}

@media print{:root{background:white!important}.print-diagram h2{margin:0 0 10px;break-after:avoid}.print-diagram{break-inside:auto}.print-diagram svg{break-inside:avoid}.print-diagram .move-ledger{columns:3;font:9pt/1.3 Georgia}}

.prediction-card{border-bottom:1px solid var(--line);margin-bottom:20px;padding-bottom:12px}.prediction-card h2{font-size:23px;margin-top:10px}#kofi-support{text-align:center;min-width:0}#kofi-support .kofi-fallback{display:flex;align-items:center;justify-content:center;min-height:44px;padding:10px 12px;border-radius:3px;background:#a32e28;color:#fffaf1;font:600 14px system-ui;text-decoration:none}#kofi-support a.kofi-button{min-height:44px;box-sizing:border-box}#kofi-support .btn-container{max-width:100%}:root[data-theme=dark] #kofi-support *{animation:none!important}@media(prefers-reduced-motion:reduce){#kofi-support *{animation:none!important}}
#kofi-support .kofitext{font:600 14px/33px system-ui!important;white-space:normal!important}#kofi-support a.kofi-button{max-width:100%;white-space:normal!important}

.score-view{display:flex;flex-direction:column;gap:8px;margin:14px 0;font:14px system-ui}.score-view select{min-height:44px;width:100%;color:var(--ink);background:var(--paper);border:1px solid var(--line);padding:8px}