:root{color-scheme:dark;--bg: #121213;--panel: #1b1b1d;--panel-2: #222326;--text: #f8f8f8;--muted: #a0a4ab;--border: #3a3a3c;--tile: #121213;--tile-border: #565758;--green: #6aaa64;--yellow: #c9b458;--grey: #3a3a3c;--button-text: #ffffff;--shadow: rgba(0,0,0,.28);--row-gap: 6px;--tile-size: min(13.5vw, 64px);--tile-gap: 6px;--board-content-width: calc((5 * var(--tile-size)) + (4 * var(--tile-gap)) + 24px);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{min-height:100%}body{margin:0;background:var(--bg);color:var(--text);overflow:hidden}button{font:inherit}.app-shell{width:100%;max-width:100%;height:100vh;margin:0 auto;padding:10px 14px;display:grid;grid-template-columns:122px minmax(0,1fr) 268px;gap:12px;align-items:stretch;overflow:hidden}.sidebar,.board-panel,.presence-panel,.modal-card,.boot-card{background:var(--panel);border:1px solid var(--border);border-radius:18px;box-shadow:0 12px 30px var(--shadow)}.left-rail{min-height:0;overflow:visible}.left-rail-panel{height:100%;overflow-y:auto;overflow-x:visible;padding:8px}.sidebar{padding:14px;display:flex;flex-direction:column;gap:10px;min-height:0;overflow-y:auto;overflow-x:hidden}.board-panel,.presence-panel{padding:14px}.sidebar-actions{display:flex;justify-content:flex-start;align-items:center;gap:12px;flex-wrap:wrap}.board-stage{display:grid;min-width:0;min-height:0}.board-stage-inner{width:max-content;max-width:none;display:grid;align-content:start;justify-items:center;margin:0 auto;overflow:visible;will-change:transform}.board-scale-wrap{width:100%;display:grid;justify-items:center;overflow:visible}.board-hint-area{width:var(--board-content-width);max-width:100%;margin-top:6px}h1{margin:0;font-size:2rem;letter-spacing:.08em;font-weight:800}h2,h3{margin:0 0 8px}.meta{color:var(--muted);font-size:.95rem}.tag{color:var(--muted);line-height:1.4;font-size:.95rem}.presence-debug{color:var(--muted);font-size:.75rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;line-height:1.35}.presence-header-actions{display:flex;justify-content:flex-start;margin-bottom:10px}.legend{display:grid;gap:8px;font-size:.92rem;color:var(--muted)}.legend-row{display:flex;gap:10px;align-items:flex-start}.legend-row span:last-child{flex:1}.legend-tile{width:20px;height:20px;border-radius:4px;border:2px solid rgba(255,255,255,.08);flex:0 0 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55%,var(--border));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--green) 25%,transparent)}.board-swaps-card.mid{background:color-mix(in srgb,var(--yellow) 16%,var(--panel-2));border-color:color-mix(in srgb,var(--yellow) 55%,var(--border));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--yellow) 25%,transparent)}.board-swaps-card.bad{background:color-mix(in srgb,#e05d5d 16%,var(--panel-2));border-color:color-mix(in srgb,#e05d5d 55%,var(--border));box-shadow:inset 0 0 0 1px color-mix(in srgb,#e05d5d 25%,transparent)}.swap-icon{font-size:1.05em;line-height:1;opacity:.95;display:block}.board-swaps-value{font-size:1.25rem;font-weight:900;line-height:1;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:1.5rem}.presence-panel-inline{padding:0;background:transparent;border:0;box-shadow:none}.panel-right{width:280px;max-height:100%}.secondary-btn{border-radius:12px;padding:10px 14px;font-weight:800;border:2px solid var(--border);background:var(--panel-2);color:var(--text);cursor:pointer}.status-banner{border-radius:14px;padding:12px 14px;font-weight:600;background:#ffffff0f;text-align:center}.status-banner.success{background:#3ba55c2e;color:#b6f2c8}.status-banner.success.good{background:#3ba55c2e;border:2px solid rgba(59,165,92,.55);color:#b6f2c8}.status-banner.success.mid{background:#c8a0502e;border:2px solid rgba(200,160,80,.55);color:#f3d48d}.status-banner.success.bad{background:#b95a5a2e;border:2px solid rgba(185,90,90,.55);color:#f0b1b1}.board-grid,.rows{display:grid;gap:var(--row-gap);justify-content:start;width:var(--board-content-width);max-width:100%;position:relative}.row{background:var(--panel-2);border:1px solid var(--border);border-radius:16px;padding:9px 10px;display:inline-grid;width:fit-content;max-width:100%}.row.solved{border-color:#6aaa646b;background:color-mix(in srgb,var(--green) 14%,var(--panel));box-shadow:inset 0 0 0 1px 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auto;scroll-snap-align:start}.presence-main{grid-template-columns:auto 1fr;justify-items:stretch;align-items:center;gap:10px}.presence-topline{display:grid;justify-items:center;gap:8px;align-content:center}.presence-mini-grid{align-self:center}:root{--tile-size: min( calc((100vw - 72px)/5) , 58px);--board-content-width: 100%}}@media (max-width: 560px){.app-shell{padding:calc(env(safe-area-inset-top,0px) + 38px) 10px 12px;gap:12px}:root{--tile-size: min( calc((100vw - 56px)/5) , 54px);--board-content-width: 100%}.sidebar,.board-panel,.presence-panel{width:100%;border-radius:16px}h1{font-size:1.8rem;text-align:left}.rows{display:flex;flex-direction:column;width:100%;align-items:stretch}.row{display:block;width:100%;max-width:none;padding:6px 8px;border-radius:14px}.tiles{display:grid;justify-content:stretch;grid-template-columns:repeat(5,minmax(0,1fr));width:100%}.tile{width:100%;height:auto;aspect-ratio:1 / 1;min-height:0;border-radius:7px}.title-bar,.board-hint-area{width:100%}}