:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#101418;--panel:#14191ff0;--line:#e0e8dc2e;--text:#edf4f6;--muted:#aab6bd;--wood:#d9aa62;--wood-dark:#87572d;--board-line:#2f1c0eb8;--board-line-soft:#472a146b;--accent:#48c7f4;--gold:#f2c464;--danger:#ef4444}*{box-sizing:border-box}body{min-height:100vh;color:var(--text);background:radial-gradient(circle at 0 0,#48c7f41f,#0000 34%),linear-gradient(135deg,#101418,#171c22 52%,#0f1318);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.app-shell{grid-template-columns:minmax(0,1fr) 340px;gap:14px;min-height:100vh;padding:14px;display:grid}.play-area,.sidebar{border:1px solid var(--line);background:var(--panel);border-radius:8px}.play-area{grid-template-rows:auto auto auto minmax(0,1fr) auto;gap:12px;min-width:0;padding:14px;display:grid}.top-bar h1,.sidebar h2,.panel h3{letter-spacing:0;margin:0}.top-bar h1{font-size:30px}.top-bar p{color:var(--muted);margin:5px 0 0;font-size:14px}.game-info-bar,.status-card,.panel,.boundary-display{background:#0d11169e;border:1px solid #e0e8dc24;border-radius:8px}.game-info-bar{justify-content:space-between;align-items:center;gap:12px;padding:10px;display:flex}.turn-pill,.boundary-display{color:#e0f7ff;border:1px solid #48c7f461;border-radius:999px;align-items:center;min-height:34px;padding:0 12px;font-weight:800;display:inline-flex}.captured-pieces-container{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.captured-side{background:#0a0e128c;border:1px solid #e0e8dc21;border-radius:8px;gap:3px;padding:10px 12px;display:grid}.captured-side.active{border-color:#f2c464c7}.captured-label,.muted{color:var(--muted);text-transform:uppercase;font-size:12px;font-weight:800}.capture-count{font-size:18px;font-weight:900}.board-panel{background:radial-gradient(circle at 20% 10%,#48c7f41a,#0000 34%),linear-gradient(#0b0f14d1,#05080df5);border:1px solid #48c7f438;border-radius:10px;min-height:clamp(560px,70vh,820px);padding:16px;overflow:auto;box-shadow:inset 0 1px #ffffff0d,0 18px 42px #00000040}.slice-grid{justify-content:center;align-items:start;gap:18px;min-width:max-content;padding:4px;display:grid}.slice-board{background:linear-gradient(#12191feb,#080c11f5);border:1px solid #c7d8de2e;border-radius:10px;gap:8px;padding:10px;display:grid;box-shadow:0 12px 26px #00000057,inset 0 1px #ffffff0a}.slice-title{color:#d9edf4;text-align:center;background:#050c12db;border:1px solid #48c7f43d;border-radius:999px;justify-self:center;min-height:22px;padding:3px 9px;font-size:11px;font-weight:900}.xy-grid{aspect-ratio:1;background:radial-gradient(circle at 25% 22%, #ffefc42e, transparent 30%), linear-gradient(135deg, var(--wood), var(--wood-dark));border:1px solid #452b1594;border-radius:8px;gap:0;width:clamp(154px,13vw,188px);padding:11px;display:grid;position:relative;box-shadow:inset 0 0 0 1px #fff5d229,inset 0 -18px 40px #472a1438,0 10px 22px #00000052}.slice-board.zoomed .xy-grid{width:min(74vh,760px)}.vertex{appearance:none;background:radial-gradient(circle at center, var(--board-line) 0 3px, transparent 3.5px);cursor:pointer;border:0;border-radius:0;place-items:center;min-height:0;display:grid;position:relative}.vertex:before,.vertex:after{content:"";background:var(--board-line-soft);pointer-events:none;position:absolute}.vertex:before{width:100%;height:1px}.vertex:after{width:1px;height:100%}.stone{aspect-ratio:1;z-index:2;border-radius:50%;width:82%;box-shadow:inset -4px -5px 10px #00000047,inset 2px 2px 5px #ffffff2e,0 4px 10px #0000006b}.stone.black{background:radial-gradient(circle at 34% 26%,#6b7280 0 6%,#202833 34%,#05070a 72%);border:1px solid #ffffff14}.stone.white{background:radial-gradient(circle at 34% 26%,#fff 0 18%,#edf4f7 45%,#b5c3ca 78%);border:1px solid #25323a57}.vertex.hover,.vertex.group{box-shadow:inset 0 0 0 999px #48c7f42e}.vertex.liberty{box-shadow:inset 0 0 0 999px #22c55e2e}.vertex.selected{outline:2px solid var(--gold);outline-offset:-2px;box-shadow:inset 0 0 0 999px #f2c4642e}.sidebar{flex-direction:column;gap:12px;padding:14px;display:flex;overflow:auto}.sidebar-header{justify-content:space-between;align-items:center;gap:10px;display:flex}.space-home-link{color:#eef5ff;background:#050c18eb;border:1px solid #61aeff6b;border-radius:999px;justify-content:center;align-items:center;min-height:34px;padding:8px 12px;font-weight:900;text-decoration:none;display:inline-flex;box-shadow:0 10px 30px #00000047}.status-card,.panel{padding:10px}.status-line{font-size:14px;font-weight:760}.status-line+.status-line{margin-top:5px}.control-group{gap:6px;display:grid}.dimension-controls{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}label{color:#dce8ec;font-size:13px;font-weight:850}select,input,button{width:100%;min-height:38px;color:var(--text);font:inherit;background:#0a0e12d1;border:1px solid #e0e8dc33;border-radius:7px}select,input{padding:0 10px}button{cursor:pointer;font-weight:850}button:hover:not(:disabled),button:focus-visible{color:#e0f7ff;border-color:#48c7f4bf}.danger{color:#fecaca;border-color:#ef444480}.control-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.online-controls{background:#22c55e17;border:1px solid #22c55e8c;border-radius:8px;gap:10px;padding:12px;display:grid}.online-controls[hidden]{display:none}.connection-status{text-align:center;border-radius:8px;padding:9px;font-weight:900}.connection-status.disconnected{color:#fecaca;background:#ef444429}.connection-status.connecting{color:#fde68a;background:#f59e0b29}.connection-status.connected{color:#bbf7d0;background:#22c55e29}.online-btn.match{border-color:#f59e0bd1}.online-btn.create{border-color:#22c55eb3}.online-btn.join{border-color:#38bdf8b3}.divider-text{color:var(--muted);text-align:center;font-size:11px;font-weight:900}.room-info{border:1px solid #e0e8dc24;border-radius:7px;gap:8px;padding:9px;display:grid}.room-info[hidden]{display:none}.room-id-display{letter-spacing:.12em;color:var(--gold);font-size:22px;font-weight:950}.share-link-box{grid-template-columns:minmax(0,1fr) 70px;gap:6px;display:grid}.online-controls,.room-info,.share-link-box{box-sizing:border-box;min-width:0;max-width:100%;overflow:hidden}.room-id-display{text-overflow:ellipsis;white-space:nowrap;letter-spacing:.08em;max-width:100%;overflow:hidden}.share-link-input{text-overflow:ellipsis;min-width:0;overflow:hidden}.move-history{align-content:start;gap:6px;min-height:178px;max-height:210px;display:grid;overflow:auto}.move-history-item{background:#ffffff0b;border-radius:6px;padding:7px 8px;font-size:13px}.rules-text{color:var(--muted);font-size:13px;line-height:1.45}.score-panel[hidden]{display:none}.chat-panel{margin-top:auto}.chat-messages{align-content:start;gap:7px;min-height:130px;max-height:220px;display:grid;overflow:auto}.chat-empty{color:var(--muted);font-size:13px}.chat-message{background:#ffffff0b;border-radius:7px;padding:7px 8px}.chat-meta{color:#e0f7ff;text-transform:uppercase;font-size:11px;font-weight:850}.chat-text{color:var(--text);overflow-wrap:anywhere;margin-top:3px;font-size:13px}.chat-input-row{grid-template-columns:minmax(0,1fr) 78px;gap:8px;margin-top:8px;display:grid}@media (width<=980px){.app-shell{grid-template-columns:1fr}.sidebar{max-height:none}}@media (width<=620px){.app-shell{padding:8px}.game-info-bar{display:grid}.timer-section{grid-template-columns:1fr 1fr}}.dynamics-settings{gap:10px;display:grid}.dynamics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dynamics-grid .control-group{min-width:0}.dynamics-grid input,.dynamics-grid select{box-sizing:border-box;width:100%}