:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#12352c;font-synthesis:none;text-rendering:optimizelegibility;--ink:#12352c;--panel:#12352c;--panel-soft:#1b463a;--line:#f4e6b22e;--muted:#c5d4c4;--chalk:#f6f1df;--cream:#f4e6b2;--gold:#e2b15a;--leaf:#2f7a5e;--coral:#1a5c4a;--coral-bright:var(--cream);--sea:#a7cdb4;--warn:#e7c36a;--board-stage:#efe6c4;--extra-tile:#6a78ba;--extra-highlight:#c5cbff;font-optical-sizing:auto;background:#efe6c4;font-family:Avenir Next,Segoe UI,sans-serif}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--board-stage:#172d26}*{box-sizing:border-box}[hidden]{display:none!important}body{background:#efe6c4;min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}.ruleset-select{width:100%;min-height:48px;color:var(--chalk);background:var(--panel-soft);border:1px solid #f4e6b259;border-radius:7px;margin:8px 0 0;padding:10px 12px;font-size:14px}.promotion-dialog{border:1px solid var(--cream);background:var(--panel);max-width:calc(100vw - 32px);color:var(--chalk);border-radius:8px;padding:24px;font-size:14px}.promotion-dialog::backdrop{background:#0c1c26a6}.promotion-dialog button{border:0;border-radius:4px;margin:5px;padding:10px}.analysis-position{color:var(--muted);background:#f4e6b20a;border:1px solid #f4e6b247;border-radius:8px;margin:14px 0;padding:13px 14px;font-size:14px}.analysis-position summary{color:var(--chalk);cursor:pointer;font-size:15px;font-weight:700}.analysis-position[open] summary{margin-bottom:12px}.analysis-position label{color:var(--chalk);margin-top:8px;font-size:13px;font-weight:600;display:block}.analysis-position textarea{width:100%;color:var(--chalk);background:var(--panel-soft);resize:vertical;border:1px solid #f4e6b259;border-radius:6px;margin-top:8px;padding:10px;font:13px/1.45 ui-monospace,SFMono-Regular,Menlo,monospace}.analysis-position textarea::placeholder{color:var(--muted);opacity:.85}.analysis-position p{margin:8px 0 0;line-height:1.5}.piece-choices,.destination-choices{flex-wrap:wrap;gap:6px;display:flex}.legal-moves-heading{color:var(--chalk);justify-content:space-between;align-items:baseline;gap:8px;margin:15px 0 8px;font-size:14px;font-weight:700;display:flex}.legal-moves-heading span:last-child{color:var(--muted);font-size:12px;font-weight:500}.destination-choices{color:var(--muted);font-size:13px;line-height:1.45}.piece-choices button,.destination-choices button{border:1px solid var(--line);background:var(--panel-soft);color:var(--chalk);border-radius:6px;padding:7px 9px;font-size:13px;font-weight:600}.piece-choices button[aria-pressed=true]{border-color:var(--cream);background:#245848}.destination-choices button[aria-pressed=true]{border-color:var(--cream);background:#64511e}.piece-choices button,.destination-choices button{min-height:44px}.move-inspector{background:var(--panel-soft);border:1px solid #f4e6b266;border-radius:8px;margin:0 0 14px;padding:14px;font-size:14px;line-height:1.5}.move-inspector[hidden]{display:none}.move-inspector p{margin:8px 0}.move-legend{color:var(--muted);font-size:12px}.move-actions{gap:8px;display:flex}.move-actions button{min-height:44px;padding:8px 12px}.focus-caption{color:#eef2ee;pointer-events:none;background:#143b2df0;border-radius:5px;max-width:calc(100% - 36px);padding:7px 10px;font-size:11px;position:absolute;top:60px;left:18px}.focus-caption[hidden]{display:none}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:3px;outline:3px solid #f3d47c}button:disabled{cursor:not-allowed;opacity:.46}.app-frame{flex-direction:column;height:100dvh;display:flex}.topbar{color:#edf3ef;background:var(--panel);z-index:3;border-bottom:1px solid #ffffff12;flex:0 0 76px;justify-content:space-between;align-items:center;height:76px;padding:0 30px;display:flex;position:relative}.brand{min-width:0;color:inherit;text-align:left;background:0 0;border:0;align-items:center;gap:13px;padding:6px 0;display:flex}.brand:hover .brand-name{color:var(--cream)}.brand-mark{flex:0 0 31px;width:31px;height:31px;position:relative;transform:rotate(45deg)}.brand-mark:before,.brand-mark:after{content:"";border:1px solid var(--cream);position:absolute;inset:2px}.brand-mark:after{border-color:var(--gold);inset:8px -4px}.brand-name{letter-spacing:-.02em;white-space:nowrap;font:600 19px/1 Iowan Old Style,Georgia,serif}.brand-caption{color:var(--muted);letter-spacing:.02em;margin-top:4px;font-size:11px;display:block}.topbar-tools{align-items:center;gap:18px;display:flex}.theme-toggle{min-height:42px;color:var(--chalk);background:var(--panel-soft);border:1px solid #f4e6b24d;border-radius:7px;padding:0 14px;font-size:13px;font-weight:600}.theme-toggle:hover{border-color:var(--cream);background:#245848}.workbench{flex:1;grid-template-columns:minmax(0,1fr) 364px;min-height:0;display:grid}.board-stage{background:radial-gradient(at 50% 46%,#f8f1d6 0%,#efe6c4 52%,#e2d4a4 100%);min-height:0;position:relative;overflow:hidden}#board-canvas{touch-action:none;position:absolute;inset:0}#board-canvas canvas{outline:none;width:100%;height:100%;display:block}.scene-meta{pointer-events:none;align-items:center;gap:9px;display:flex;position:absolute;top:22px;left:24px}.scene-dot{background:var(--coral);border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 4px #1a5c4a24}.scene-title{color:var(--ink);font-size:13px;font-weight:700}.scene-coordinates{color:#5d735f;font-size:12px}.stage-actions{gap:8px;display:flex;position:absolute;top:17px;right:18px}.overview-button[hidden]{display:none}.ghost-button{min-height:44px;color:var(--ink);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#f6f1dfe6;border:1px solid #12352c29;border-radius:7px;align-items:center;gap:7px;padding:0 12px;font-size:13px;font-weight:600;display:inline-flex;box-shadow:0 3px 14px #233a430d}.ghost-button:hover{background:#fff9e8;border-color:#12352c4d}.ghost-button kbd{font:inherit;border:1px solid #34525d40;border-radius:3px;margin-left:3px;padding:1px 4px;font-size:9px}.camera-hint{color:#5d735f;pointer-events:none;font-size:11px;line-height:1.65;position:absolute;bottom:18px;left:24px}.camera-hint kbd{color:var(--ink);font:600 11px Avenir Next,Segoe UI,sans-serif}.preview-banner{color:#f5f0e9;white-space:normal;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#143b2df2;border:1px solid #ffffff1f;border-radius:6px;flex-wrap:wrap;align-items:center;gap:12px;max-width:calc(100% - 24px);padding:9px 12px 9px 14px;font-size:11px;display:flex;position:absolute;top:67px;left:50%;transform:translate(-50%);box-shadow:0 10px 28px #12232d33}.preview-banner[hidden]{display:none}.preview-banner strong{color:var(--cream);font-weight:700}.preview-cancel{color:#bcc9ca;text-underline-offset:3px;background:0 0;border:0;padding:2px;font-size:11px;text-decoration:underline}.selected-readout{min-width:138px;max-width:min(300px,45%);color:var(--ink);text-align:right;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#f6f1dfe6;border:1px solid #12352c24;border-radius:6px;padding:10px 12px;font-size:11px;position:absolute;bottom:17px;right:20px}.selected-readout strong{color:var(--ink);font-size:13px}.selected-readout{white-space:pre-line}.selected-readout[hidden]{display:none}.side-panel{z-index:2;min-height:0;color:var(--chalk);background:var(--panel);flex-direction:column;padding:22px 21px 17px;display:flex;position:relative;overflow:hidden auto;box-shadow:-9px 0 28px #12352c1a}.lobby-panel{margin:auto 0;padding:8px 1px 19px}.lobby-panel>label{color:var(--chalk);font-size:14px;font-weight:700}.lobby-kicker{color:var(--muted);align-items:center;gap:9px;font-size:14px;display:flex}.lobby-kicker:before{content:"";background:var(--coral-bright);width:21px;height:1px}.lobby-title{color:var(--chalk);letter-spacing:-.035em;margin:18px 0 12px;font:500 32px/1.08 Iowan Old Style,Georgia,serif}.lobby-copy{max-width:320px;color:var(--muted);margin:0 0 20px;font-size:15px;line-height:1.55}.play-options{flex-direction:column;gap:9px;margin-top:18px;display:flex}.play-option{text-align:left;border:1px solid #0000;border-radius:8px;flex-direction:column;justify-content:center;align-items:flex-start;gap:4px;width:100%;min-height:72px;padding:13px 16px;transition:background .18s,border-color .18s,transform .18s;display:flex}.play-option:hover:not(:disabled){transform:translateY(-1px)}.play-option:active:not(:disabled){transform:translateY(1px)}.play-option-primary{color:var(--ink);background:var(--cream)}.play-option-primary:hover:not(:disabled){background:#fff1c7}.play-option-secondary{color:var(--chalk);background:var(--leaf)}.play-option-secondary:hover:not(:disabled){background:#3b8d6c}.play-option-guide{color:var(--chalk);background:0 0;border-color:#f4e6b259}.play-option-guide:hover:not(:disabled){border-color:var(--cream);background:#f4e6b214}.play-option-title{font-size:17px;font-weight:700;line-height:1.2}.play-option-copy{opacity:.84;font-size:13px;line-height:1.3}.room-block{border:1px solid #f4e6b245;border-radius:8px;margin-top:16px;padding:14px}.room-block-label{color:var(--chalk);font-size:15px;font-weight:700}.secondary-button,.outline-button{border-radius:7px;justify-content:center;align-items:center;gap:8px;min-height:48px;font-size:15px;font-weight:650;transition:background .18s,border-color .18s,transform .18s;display:inline-flex}.secondary-button{width:100%;color:var(--chalk);background:var(--leaf);border:1px solid var(--leaf)}.secondary-button:hover:not(:disabled){background:#3b8d6c}.outline-button{color:var(--chalk);background:0 0;border:1px solid #f4e6b259}.outline-button:hover:not(:disabled){background:#f4e6b21a;border-color:#f4e6b28c}.outline-button.full{width:100%}.secondary-button:active:not(:disabled),.outline-button:active:not(:disabled){transform:translateY(1px)}.join-row{grid-template-columns:minmax(0,1fr) 76px;gap:8px;margin-top:10px;display:grid}.room-code-input{width:100%;min-width:0;height:48px;color:var(--chalk);background:var(--panel-soft);letter-spacing:.08em;text-transform:uppercase;border:1px solid #f4e6b240;border-radius:7px;padding:0 12px;font-size:14px}.room-code-input::placeholder{color:var(--muted);letter-spacing:0;text-transform:none;opacity:.85}.join-row .secondary-button{min-height:48px}.lobby-rules{border-top:1px solid var(--line);margin:18px 0 14px;padding:16px}.lobby-rules h2{color:var(--chalk);margin:0 0 10px;font-size:16px;font-weight:650}.lobby-rules ul{color:var(--muted);margin:0;padding-left:18px;font-size:14px;line-height:1.5}.lobby-rules li+li{margin-top:8px}.lobby-rules strong{color:var(--chalk);font-weight:600}.tile-legend{border-top:1px solid var(--line);color:var(--chalk);flex-wrap:wrap;gap:14px;margin-top:14px;padding-top:12px;font-size:13px;display:flex}.tile-legend span{align-items:center;gap:7px;display:inline-flex}.tile-swatch{border:1px solid #ffffff59;border-radius:3px;width:14px;height:14px}.tile-swatch.shared{background:linear-gradient(135deg, var(--cream) 50%, var(--leaf) 50%)}.tile-swatch.extra{background:var(--extra-tile)}.destination-choices .curved-only-destination{background:#303b60;border-color:#8b96d0;flex-direction:column;align-items:flex-start;gap:3px;display:inline-flex}.destination-choices .curved-only-destination[aria-pressed=true]{color:#202644;background:var(--extra-highlight);border-color:#fff}.destination-choices .capture-destination{color:#fff1e9;background:#53362f;border-color:#e78979;padding-right:25px;position:relative}.destination-choices .capture-destination[aria-pressed=true]{background:#714035;border-color:#ffd2bd;box-shadow:inset 0 0 0 1px #ffd2bd}.capture-badge{color:#ff9c8b;font-size:16px;font-weight:800;line-height:1;position:absolute;top:6px;right:8px}.curved-only-badge{letter-spacing:.025em;font-size:10px;font-weight:700}.form-error{color:#f0b89a;min-height:17px;margin:9px 0 0;font-size:13px;line-height:1.45}.form-error:empty{display:none}.lobby-note{color:var(--muted);border-top:1px solid var(--line);margin-top:16px;padding-top:14px;font-size:13px;line-height:1.45}.match-panel[hidden],.lobby-panel[hidden]{display:none}.match-nav{justify-content:space-between;gap:8px;margin-bottom:15px;display:flex}.nav-button{min-height:44px;color:var(--chalk);background:0 0;border:1px solid #f4e6b245;border-radius:7px;padding:0 12px;font-size:13px;font-weight:650}.nav-button:hover:not(:disabled){border-color:var(--cream);background:#f4e6b214}.resign-button{color:#f0b89a;border-color:#f0b89a6b}.resign-button:hover:not(:disabled){border-color:#f0b89a}.match-header{border-bottom:1px solid var(--line);padding-bottom:15px}.match-status-kicker{color:var(--muted);font-size:13px}.match-status{color:var(--chalk);letter-spacing:-.02em;margin:5px 0 0;font:500 29px/1.14 Iowan Old 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#f4e6b229;border-radius:7px;min-width:0;padding:10px}.player-seat.active{background:#f4e6b21a;border-color:#f4e6b2a6}.player-topline{color:var(--chalk);align-items:center;gap:7px;font-size:15px;font-weight:600;display:flex}.player-stone{background:#e5e3d9;border:1px solid #ffffff8f;border-radius:50%;width:9px;height:9px}.player-stone.black{background:#405161}.player-bottomline{color:var(--muted);justify-content:space-between;align-items:center;gap:5px;margin-top:7px;font-size:12px;display:flex}.connection{align-items:center;gap:5px;display:inline-flex}.connection:before{content:"";background:#637981;border-radius:50%;width:6px;height:6px}.connection.online:before{background:#77c5a7}.connection.offline:before{background:var(--warn)}.rail-section{border-top:1px solid var(--line);padding:14px 0}.section-heading{color:var(--chalk);justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px;font-size:15px;font-weight:700;display:flex}.section-caption{color:var(--muted);text-align:right;font-size:12px;font-weight:500}.live-geometry{color:var(--chalk);background:#f4e6b214;border:1px solid #f4e6b257;border-radius:7px;align-items:center;gap:8px;margin-bottom:10px;padding:10px 12px;font-size:14px;display:flex}.live-geometry.curved{background:#6a78ba29;border-color:#c5cbff80}.live-geometry-dot{background:var(--sea);border-radius:50%;flex:0 0 8px;width:8px;height:8px;box-shadow:0 0 0 3px #a8bd7929}.live-geometry.curved .live-geometry-dot{background:var(--extra-highlight);box-shadow:0 0 0 3px #c5cbff2e}.mode-switch{grid-template-columns:1fr 1fr;gap:8px;display:grid}.mode-choice{min-height:48px;color:var(--chalk);background:#0d2822;border:1px solid #f4e6b238;border-radius:7px;justify-content:center;align-items:center;gap:7px;font-size:14px;font-weight:650;display:flex}.mode-choice[aria-pressed=true]{color:var(--ink);background:var(--cream);border-color:var(--cream)}.mode-symbol{font-size:17px;line-height:1}.mode-help{color:var(--muted);margin:10px 1px;font-size:14px;line-height:1.45}.shift-lock{min-height:18px;color:var(--muted);margin:0 0 10px;font-size:13px;line-height:1.4}.shift-lock.ready{color:var(--cream)}.shift-button{min-height:46px}.shift-button[hidden]{display:none}.opening-guide{background:#f4e6b214;border:1px solid #f4e6b247;border-radius:7px;margin:11px 0 2px;padding:14px}.opening-guide[hidden]{display:none}.opening-guide-step{color:var(--cream);letter-spacing:.06em;text-transform:uppercase;font-size:12px;font-weight:700}.opening-guide-title{color:var(--chalk);margin:6px 0;font:500 19px/1.25 Iowan Old Style,Georgia,serif}.opening-guide-copy{color:var(--muted);margin:0;font-size:14px;line-height:1.45}.shadow-groups{grid-template-columns:1fr 1fr;gap:8px;display:grid}.shadow-column{background:#f4e6b20a;border:1px solid #f4e6b226;border-radius:6px;min-height:42px;padding:9px}.shadow-label{color:var(--muted);margin-bottom:6px;font-size:12px}.shadow-pieces{flex-wrap:wrap;gap:4px;display:flex}.shadow-chip{width:24px;height:24px;color:var(--cream);background:#e2b15a24;border:1px solid #e2b15a59;border-radius:4px;place-items:center;font-size:12px;font-weight:700;display:grid}.shadow-empty{color:var(--muted);font-size:12px}.history-list{flex-direction:column;gap:7px;max-height:126px;padding-right:2px;display:flex;overflow-y:auto}.history-empty{color:var(--muted);font-size:13px;line-height:1.45}.history-row{color:var(--muted);grid-template-columns:25px 20px minmax(0,1fr);align-items:center;gap:8px;font-size:13px;display:grid}.history-index{color:var(--muted);font-size:12px}.history-side{border:1px solid #f4e6b247;border-radius:50%;place-items:center;width:20px;height:20px;font-size:9px;display:grid}.history-side.white{color:var(--ink);background:var(--cream)}.history-side.black{color:var(--chalk);background:#1a2330}.history-note{color:var(--chalk)}.history-mode{color:var(--muted);font-size:12px}.panel-footer{color:var(--muted);border-top:1px solid var(--line);margin-top:auto;padding-top:13px;font-size:12px;line-height:1.45}.panel-footer strong{color:var(--cream);font-weight:600}.finish-overlay{z-index:2;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#efe6c48c;place-items:center;padding:24px;display:grid;position:absolute;inset:0}.finish-overlay[hidden]{display:none}.finish-card{width:min(340px,100%);color:var(--chalk);text-align:center;background:#12352cf7;border:1px solid #f4e6b247;border-radius:8px;padding:24px;box-shadow:0 22px 60px #12352c47}.finish-emblem{width:39px;height:39px;color:var(--ink);background:var(--cream);border-radius:50%;place-items:center;margin:0 auto 12px;font-size:17px;display:grid}.finish-title{margin:0;font:500 23px/1.2 Iowan Old Style,Georgia,serif}.finish-copy{color:var(--muted);margin:8px 0 17px;font-size:14px;line-height:1.5}.finish-card .outline-button{margin-top:9px}:root[data-theme=dark] body{background:#172d26}:root[data-theme=dark] .board-stage{background:radial-gradient(at 50% 45%,#31463a 0%,#20372e 53%,#132a23 100%)}:root[data-theme=dark] .scene-title,:root[data-theme=dark] .camera-hint kbd{color:#e6f0ee}:root[data-theme=dark] .scene-coordinates,:root[data-theme=dark] .camera-hint{color:#b4c9ca}:root[data-theme=dark] .ghost-button,:root[data-theme=dark] .selected-readout{color:var(--chalk);background:#12352ce6;border-color:#f4e6b247}:root[data-theme=dark] .ghost-button:hover{border-color:var(--cream);background:#245848}:root[data-theme=dark] .ghost-button kbd{border-color:#c6dee066}:root[data-theme=dark] .selected-readout strong{color:#f1f6ef}:root[data-theme=dark] .finish-overlay{background:#0c182087}.toast{z-index:8;color:var(--chalk);background:var(--panel);opacity:0;pointer-events:none;border:1px solid #f4e6b240;border-radius:7px;padding:10px 14px;font-size:13px;transition:opacity .2s,transform .2s;position:fixed;bottom:24px;left:50%;transform:translate(-50%,12px);box-shadow:0 10px 32px #12352c33}.toast.visible{opacity:1;transform:translate(-50%)}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width>=1500px){.workbench{grid-template-columns:minmax(0,1fr) 392px}.side-panel{padding:27px 25px 19px}}@media (width<=920px){.topbar{flex-basis:67px;height:67px;padding:0 18px}.workbench{grid-template-columns:minmax(0,1fr) 315px}.side-panel{padding:18px 16px 15px}.board-stage{min-height:0}.scene-coordinates{display:none}.stage-actions{top:48px;left:18px;right:auto}.focus-caption{top:102px}.preview-banner{top:142px}}@media (width<=700px){.app-frame{height:100dvh}.topbar{flex-basis:61px;height:61px;padding:0 14px}.brand{gap:10px;min-width:0}.brand-name{font-size:16px}.brand-caption{font-size:9px}.brand-mark{transform:scale(.85)rotate(45deg)}.topbar-tools{gap:0}.theme-toggle{min-height:40px;padding:0 9px;font-size:12px}.workbench{flex-direction:column;display:flex}.board-stage{flex:0 0 52%;height:auto;min-height:240px}.side-panel{flex:1;min-height:0;padding:17px 18px 18px;overflow-y:auto}.lobby-panel{margin:0;padding:4px 0 12px}.lobby-title{font-size:29px}.camera-hint{max-width:150px;font-size:9px;bottom:12px;left:13px}.stage-actions{top:12px;right:11px}.ghost-button{min-height:44px;padding:0 8px;font-size:11px}.scene-meta{gap:7px;top:14px;left:13px}.scene-title{font-size:10px}.scene-coordinates{display:none}.stage-actions{top:42px;left:11px;right:auto}.focus-caption{max-width:calc(100% - 22px);font-size:10px;top:94px;left:11px}.selected-readout{padding:8px 9px;font-size:9px;bottom:12px;right:11px}.preview-banner{gap:8px;padding:8px 9px;font-size:9px;top:132px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}