body{background:var(--bg) !important;color:var(--ink);}.game-stage{background:var(--panel);border-color:var(--line);}.side-panel{background:var(--panel);border-color:var(--line);color:var(--ink);}.status-block,.history-block,.score-block{background:rgba(255,255,255,0.04);border-color:var(--line);color:var(--ink);}.control-button{background:rgba(255,255,255,0.06);border-color:var(--line);color:var(--ink);}.control-button:hover,.control-button:focus-visible{background:rgba(105,192,255,0.1);border-color:var(--accent-light);}.control-button--primary{background:var(--accent);border-color:var(--accent);color:#fff;}.control-button--primary:hover,.control-button--primary:focus-visible{background:var(--accent-light);border-color:var(--accent-light);}.section-kicker,.score-label,.move-list li,.history-head span:last-child{color:var(--muted);}.move-list li:last-child{color:var(--ink);}:root{--bg:#eef1ed;--surface:#fffdf8;--surface-strong:#f7f0df;--ink:#1f2a2e;--muted:#68706d;--line:rgba(31,42,46,0.18);--jade:#23736a;--jade-dark:#174c48;--red:#b43d32;--red-dark:#7f251f;--gold:#d1a449;--board:#e6bf71;--board-deep:#b9823f;--piece-size:clamp(36px,7.2vw,58px);--board-edge:clamp(24px,5.4vw,44px);font-family:var(--font-maple-mono);}*,*::before,*::after{box-sizing:border-box;}html{min-height:100%;background:var(--bg);}body{min-height:100vh;margin:0;color:var(--ink);background:linear-gradient(135deg,rgba(35,115,106,0.12),transparent 34%),linear-gradient(315deg,rgba(180,61,50,0.1),transparent 38%),var(--bg);}button{font:inherit;}.game-shell{width:100%;min-height:100vh;padding:24px;display:grid;place-items:center;}.game-stage{width:min(1180px,100%);padding:22px;border:1px solid rgba(31,42,46,0.12);border-radius:8px;background:rgba(255,253,248,0.82);box-shadow:0 24px 70px rgba(31,42,46,0.14);backdrop-filter:blur(12px);}.game-header{display:flex;align-items:end;justify-content:space-between;gap:18px;padding:2px 2px 20px;}.eyebrow{margin:0 0 5px;color:var(--jade-dark);font-size:0.78rem;font-weight:700;text-transform:uppercase;}h1{margin:0;font-size:2.15rem;line-height:1;font-weight:800;}.turn-pill{min-width:128px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border:1px solid rgba(31,42,46,0.12);border-radius:999px;color:var(--ink);background:#ffffff;font-weight:700;white-space:nowrap;}.turn-dot{width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(180,61,50,0.12);}.turn-dot--black{background:var(--ink);box-shadow:0 0 0 4px rgba(31,42,46,0.12);}.game-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:22px;align-items:stretch;}.board-column{min-width:0;display:grid;grid-template-rows:minmax(34px,auto) auto minmax(34px,auto);gap:12px;align-content:center;}.captured-row{min-height:34px;display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap;}.captured-chip{width:28px;height:28px;display:inline-grid;place-items:center;border-radius:50%;border:1px solid currentColor;background:rgba(255,255,255,0.7);font-size:0.95rem;font-weight:800;box-shadow:0 2px 8px rgba(31,42,46,0.08);}.captured-chip--red{color:var(--red);}.captured-chip--black{color:var(--ink);}.board-frame{display:grid;place-items:center;}.board{width:min(100%,70vh,690px);aspect-ratio:9 / 10;position:relative;isolation:isolate;border-radius:8px;border:8px solid #6e4627;background:linear-gradient(90deg,rgba(255,255,255,0.18),transparent 20%,rgba(120,72,35,0.1) 62%,transparent),linear-gradient(180deg,rgba(255,247,220,0.2),transparent 35%,rgba(110,70,39,0.12)),var(--board);box-shadow:inset 0 0 0 2px rgba(255,247,220,0.58),inset 0 0 34px rgba(91,54,23,0.2),0 20px 45px rgba(31,42,46,0.18);overflow:hidden;}.board::before{content:"";position:absolute;inset:13px;border:1px solid rgba(31,42,46,0.32);border-radius:4px;pointer-events:none;}.board-lines,.play-area{position:absolute;inset:var(--board-edge);}.board-lines{z-index:1;overflow:visible;}.board-line{fill:none;stroke:rgba(54,35,20,0.72);stroke-width:1.35px;vector-effect:non-scaling-stroke;stroke-linecap:square;}.palace-line{stroke-width:1.2px;}.river-label{position:absolute;z-index:1;top:50%;translate:0 -50%;color:rgba(92,56,28,0.56);font-family:var(--font-maple-mono);font-size:1.55rem;font-weight:700;pointer-events:none;}.river-label--left{left:25%;}.river-label--right{right:25%;}.play-area{z-index:2;}.point{position:absolute;left:var(--point-x);top:var(--point-y);width:var(--piece-size);height:var(--piece-size);padding:0;border:0;border-radius:50%;background:transparent;color:inherit;translate:-50% -50%;cursor:pointer;}.point::before{content:"";position:absolute;inset:23%;z-index:1;border-radius:50%;border:2px solid transparent;opacity:0;pointer-events:none;transition:opacity 0.16s ease,inset 0.16s ease,background-color 0.16s ease;}.point:hover::before,.point:focus-visible::before{inset:18%;border-color:rgba(35,115,106,0.45);opacity:1;}.point:focus-visible{outline:none;}.point.is-selected::before{inset:4px;border-color:var(--jade);background:rgba(35,115,106,0.12);opacity:1;}.point.is-legal::before{inset:35%;border-color:var(--jade);background:var(--jade);opacity:0.72;}.point.is-capture::before{inset:-7px;z-index:4;border-color:rgba(180,61,50,0.86);border-width:3px;background:transparent;box-shadow:0 0 0 5px rgba(180,61,50,0.13);opacity:1;}.point.is-last-move::after{content:"";position:absolute;inset:7px;z-index:3;border-radius:50%;border:2px dashed rgba(35,115,106,0.45);pointer-events:none;}.piece{position:relative;z-index:2;width:100%;height:100%;display:grid;place-items:center;border-radius:50%;border:2px solid currentColor;background:radial-gradient(circle at 35% 28%,rgba(255,255,255,0.96),rgba(255,247,221,0.86) 52%,rgba(223,184,112,0.9));box-shadow:inset 0 0 0 3px rgba(255,255,255,0.5),inset 0 -6px 12px rgba(104,67,28,0.14),0 8px 16px rgba(31,42,46,0.2);font-family:var(--font-maple-mono);font-size:1.7rem;font-weight:900;line-height:1;user-select:none;transition:transform 0.16s ease,box-shadow 0.16s ease;}.point:hover .piece,.point:focus-visible .piece{transform:translateY(-2px);box-shadow:inset 0 0 0 3px rgba(255,255,255,0.5),inset 0 -6px 12px rgba(104,67,28,0.14),0 12px 20px rgba(31,42,46,0.24);}.point.is-capture .piece{transform:translateY(-2px);box-shadow:inset 0 0 0 3px rgba(255,255,255,0.5),inset 0 -6px 12px rgba(104,67,28,0.14),0 0 0 4px rgba(180,61,50,0.22),0 14px 24px rgba(180,61,50,0.22);}.point.is-capture .piece::before,.point.is-capture .piece::after{content:"";position:absolute;pointer-events:none;}.point.is-capture .piece::before{inset:-7px;z-index:3;border:3px solid rgba(180,61,50,0.9);border-radius:50%;box-shadow:0 0 0 5px rgba(180,61,50,0.14);}.point.is-capture .piece::after{top:2px;right:2px;z-index:4;width:11px;height:11px;border:2px solid #fffdf8;border-radius:50%;background:var(--red);}.piece--red{color:var(--red-dark);}.piece--black{color:var(--ink);}.side-panel{min-height:100%;display:flex;flex-direction:column;gap:14px;padding:16px;border:1px solid rgba(31,42,46,0.12);border-radius:8px;background:rgba(255,255,255,0.74);}.status-block,.history-block,.score-block{border:1px solid rgba(31,42,46,0.1);border-radius:8px;background:var(--surface);}.status-block{padding:16px;}.section-kicker{display:block;margin-bottom:8px;color:var(--muted);font-size:0.82rem;font-weight:700;}.status-message{min-height:52px;margin:0;font-size:1.35rem;line-height:1.25;font-weight:800;}.check-message{min-height:22px;margin:8px 0 0;color:var(--red-dark);font-size:0.9rem;font-weight:700;}.controls{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;}.control-button{min-height:42px;border:1px solid rgba(31,42,46,0.14);border-radius:8px;color:var(--ink);background:#ffffff;font-weight:800;cursor:pointer;transition:transform 0.14s ease,border-color 0.14s ease,background-color 0.14s ease;}.control-button:hover,.control-button:focus-visible{border-color:var(--jade);background:#f5fbf8;transform:translateY(-1px);outline:none;}.control-button--primary{color:#fff;border-color:var(--jade-dark);background:var(--jade);}.control-button--primary:hover,.control-button--primary:focus-visible{color:#fff;background:var(--jade-dark);}.score-block{display:grid;grid-template-columns:1fr 1fr;overflow:hidden;}.score-block > div{padding:12px 14px;}.score-block > div + div{border-left:1px solid rgba(31,42,46,0.1);}.score-label{display:block;color:var(--muted);font-size:0.78rem;font-weight:700;}.score-block strong{display:block;margin-top:4px;font-size:1.65rem;line-height:1;}.history-block{min-height:0;flex:1;display:flex;flex-direction:column;overflow:hidden;}.history-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-bottom:1px solid rgba(31,42,46,0.1);font-weight:800;}.history-head span:last-child{color:var(--muted);font-size:0.86rem;}.move-list{min-height:142px;max-height:300px;margin:0;padding:8px 14px 12px 38px;overflow:auto;}.move-list li{padding:6px 0;color:var(--muted);font-size:0.92rem;}.move-list li:last-child{color:var(--ink);font-weight:800;}@media (max-width:980px){.game-shell{padding:14px;place-items:start center;}.game-stage{padding:16px;}.game-layout{grid-template-columns:1fr;}.side-panel{min-height:auto;}.history-block{max-height:230px;}}@media (max-width:620px){:root{--piece-size:clamp(32px,10vw,40px);--board-edge:clamp(21px,6.6vw,31px);}.game-shell{padding:8px;}.game-stage{padding:12px;}.game-header{align-items:start;flex-direction:column;padding-bottom:14px;}h1{font-size:1.7rem;}.turn-pill{width:100%;}.board{width:100%;border-width:5px;}.river-label{font-size:1.05rem;}.piece{border-width:1.5px;font-size:1.35rem;}.controls{grid-template-columns:1fr;}}