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var(--pad-y) - 2 * var(--player-h) - 2 * 10px), calc(100vw - var(--info-w) - var(--panel-w) - var(--evalbar-w) - 12px - 2 * var(--gap) - 2 * var(--pad-x)), 880px));--column-h:calc(var(--board-size) + 2 * var(--player-h) + 2 * 10px);font-family:var(--font-ui);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.45}:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f7f7f8;--surface:#fff;--surface-2:#f4f4f5;--surface-3:#ededef;--surface-4:#e2e2e6;--border:#00000014;--border-strong:#00000026;--text:#17171a;--text-2:#4e4e56;--muted:#74747d;--accent:#17171a;--accent-hover:#000;--accent-ink:#fff;--accent-soft:#0000000d;--win:#4c9a2a;--danger:#d4433a;--warn:#a2700f;--tint:#00000006;--guide:#00000024;--guide-strong:#0000004d;--float-bg:#fffffff7;--scrim:#14141a52;--shadow-pop:0 18px 50px #00000024, 0 2px 8px #0000000f;--shadow-chip:0 2px 6px #0000002e;--dark-piece-glow:none}*,:before,:after{box-sizing:border-box}body{background:var(--bg);min-height:100vh;margin:0}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default}:focus-visible{outline:2px solid var(--text);outline-offset:2px}.muted{color:var(--muted)}.small{font-size:12.5px}.mono{font-family:var(--font-mono)}svg{flex-shrink:0}.btn{white-space:nowrap;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:6px;height:40px;padding:0 16px;font-size:14px;font-weight:600;transition:background .15s,border-color .15s,color .15s,transform .1s;display:inline-flex}.btn:active:not(:disabled){transform:translateY(1px)}.btn svg{fill:currentColor;width:16px;height:16px}.btn.small{height:32px;padding:0 12px;font-size:13px}.btn.big{width:100%;height:48px;font-size:15px}.btn.primary{background:var(--accent);color:var(--accent-ink)}.btn.primary:hover:not(:disabled){background:var(--accent-hover)}.btn.primary:disabled{background:var(--surface-4);color:var(--muted)}.btn.ghost{border-color:var(--border-strong);color:var(--text);background:0 0;font-weight:500}.btn.ghost:hover:not(:disabled){background:var(--surface-3)}.btn.danger:hover:not(:disabled){color:var(--danger);border-color:color-mix(in srgb, var(--danger) 50%, transparent)}.icon-btn{width:36px;height:36px;color:var(--text-2);background:0 0;border:0;border-radius:8px;place-items:center;transition:background .15s,color .15s;display:grid}.icon-btn svg{fill:currentColor;width:20px;height:20px}.icon-btn:hover,.icon-btn.active{background:var(--surface-3);color:var(--text)}.input{border:1px solid var(--border-strong);background:var(--bg);width:100%;height:40px;color:var(--text);font:inherit;border-radius:8px;padding:0 12px;transition:border-color .15s}.input:focus{border-color:var(--text-2);outline:none}.input.mono,.textarea{font-family:var(--font-mono);font-size:12.5px}.textarea{resize:vertical;height:220px;padding:10px 12px;line-height:1.5}.app{min-height:100vh}.topnav{z-index:40;height:var(--nav-h);padding:0 var(--pad-x);border-bottom:1px solid var(--border);background:var(--surface);align-items:center;gap:28px;display:flex;position:sticky;top:0}.topnav-brand{align-items:center;gap:10px;display:flex}.topnav-logo{background:var(--text);width:30px;height:30px;color:var(--bg);border-radius:8px;flex-shrink:0;place-items:center;display:grid}.topnav-logo svg{width:22px;height:22px}.topnav-wordmark{letter-spacing:-.02em;font-size:16px;font-weight:650}.topnav-tabs{align-self:stretch;gap:22px;display:flex}.topnav-tab{color:var(--muted);background:0 0;border:0;border-bottom:2px solid 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var(--border);background:var(--surface);border-radius:10px;flex-direction:column;min-height:0;display:flex;overflow-y:auto}.info-section{flex-shrink:0;padding:16px}.info-section+.info-section{border-top:1px solid var(--border)}.gi-opening{flex-direction:column;gap:4px;padding-top:18px;padding-bottom:18px;display:flex}.gi-eco{font-variant-numeric:tabular-nums;color:var(--muted);font-size:12px;font-weight:600}.gi-family{letter-spacing:-.025em;text-wrap:balance;margin:0;font-size:21px;font-weight:650;line-height:1.2}.gi-variation{color:var(--text-2);margin:2px 0 0;font-size:14px;line-height:1.4}.gi-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 16px;margin:0;display:grid}.gi-field{flex-direction:column;gap:3px;min-width:0;display:flex}.gi-field dt{color:var(--muted);font-size:12px}.gi-field 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8px;font-size:12.5px;font-weight:600;line-height:1.5}.board-row{gap:12px;display:flex}.player-bar{height:var(--player-h);padding-left:calc(var(--evalbar-w) + 12px);align-items:center;gap:12px;display:flex}.player-avatar{border-radius:50%;flex-shrink:0;place-items:center;width:38px;height:38px;font-size:15px;font-weight:600;display:grid}.player-avatar.white{background:var(--white-piece);color:var(--black-piece);box-shadow:inset 0 0 0 1px var(--border-strong)}.player-avatar.black{background:var(--black-piece);color:var(--white-piece);box-shadow:inset 0 0 0 1px var(--border-strong)}.player-info{flex-direction:column;gap:2px;min-width:0;display:flex}.player-name{align-items:baseline;gap:8px;min-width:0;line-height:1.2;display:flex}.player-username{white-space:nowrap;text-overflow:ellipsis;font-weight:600;overflow:hidden}.player-rating{color:var(--muted);font-family:var(--font-mono);font-size:12px}.player-result{background:var(--surface-4);font-family:var(--font-mono);border-radius:5px;padding:0 6px;font-size:12px;font-weight:600}.player-material{align-items:center;gap:6px;height:18px;display:flex}.captured{gap:4px;display:flex}.captured-group{display:flex}.captured-piece{width:19px;height:19px;margin-right:-9px}.captured-group .captured-piece:last-child{margin-right:0}.captured piece.black{filter:var(--dark-piece-glow)}.material-lead{color:var(--muted);font-family:var(--font-mono);margin-left:2px;font-size:12px}.eval-bar{width:var(--evalbar-w);height:var(--board-size);box-shadow:inset 0 0 0 1px var(--border-strong);border-radius:6px;flex-shrink:0;position:relative;overflow:hidden}.eval-bar.white-bottom{background:var(--bar-dark)}.eval-bar.black-bottom{background:var(--bar-light)}.eval-bar-fill{transform-origin:bottom;will-change:transform;transition:transform .7s cubic-bezier(.22,1,.36,1);position:absolute;inset:0}.white-bottom .eval-bar-fill{background:var(--bar-light)}.black-bottom .eval-bar-fill{background:var(--bar-dark)}.eval-bar-chip{z-index:1;background:var(--bg);color:var(--text);font-family:var(--font-mono);text-align:center;letter-spacing:-.05em;font-variant-numeric:tabular-nums;white-space:nowrap;box-shadow:0 0 0 1px var(--border-strong), var(--shadow-chip);pointer-events:none;border-radius:5px;padding:4px 0;font-size:12px;font-weight:600;line-height:1.2;transition:top .7s 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env(safe-area-inset-bottom));background:var(--surface);position:fixed;bottom:0;left:0;right:0}.layout{padding-bottom:calc(var(--mobile-nav-h) + 24px);row-gap:12px}}@media (width<=520px){.topnav-label{display:none}.topnav-action{width:36px;padding:0}}@media (width<=460px){.summary{--faceoff-cols:minmax(0, 1fr) 128px minmax(0, 1fr)}.faceoff-score{height:56px;font-size:27px}.grade-label{padding-left:8px}}.info-share{background:var(--surface);flex-direction:column;gap:10px;margin-top:auto;display:flex;position:sticky;bottom:0}.sponsor-card{border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:10px;align-items:center;gap:12px;padding:10px 12px;text-decoration:none;transition:border-color .15s,background .15s;display:flex}.sponsor-card:hover{border-color:var(--border-strong);background:var(--surface-3)}.sponsor-icon{background:var(--surface-4);width:40px;height:40px;color:var(--text-2);border-radius:8px;flex-shrink:0;place-items:center;display:grid}.sponsor-icon svg{fill:currentColor;width:22px;height:22px}.sponsor-text{flex-direction:column;flex:1;gap:1px;min-width:0;display:flex}.sponsor-title{white-space:nowrap;text-overflow:ellipsis;font-size:13.5px;font-weight:600;overflow:hidden}.sponsor-blurb{color:var(--text-2);white-space:nowrap;text-overflow:ellipsis;font-size:12.5px;overflow:hidden}.sponsor-label{letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-top:2px;font-size:10.5px}.sponsor-go{color:var(--muted);flex-shrink:0}.site-links{color:var(--muted);justify-content:center;gap:8px;font-size:12px;display:flex}.site-links a{color:var(--muted);text-decoration:none}.site-links a:hover{color:var(--text)}.info-share-btn{width:100%}.info-share-btn+.sponsor-card{margin-top:4px}.share-banner{border:1px solid var(--border);background:var(--surface-2);color:var(--text-2);border-radius:10px;flex-wrap:wrap;flex-shrink:0;align-items:center;gap:4px 8px;margin-bottom:12px;padding:8px 6px 8px 14px;font-size:13px;display:flex}.share-banner.damaged,.share-banner.newer-version{color:var(--text)}.share-banner-action{color:var(--text);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;font-weight:600}.share-banner-action:hover{text-decoration:underline}.share-banner-close{width:28px;height:28px;margin-left:auto}.share-banner-close svg{width:16px;height:16px}.share-link{flex-direction:column;gap:10px;padding:4px 20px 16px;display:flex}.share-link .segmented button:disabled{opacity:.4;cursor:default}.copy-field,.copy-area{align-items:center;gap:8px;display:flex;position:relative}.copy-field .input{flex:1;min-width:0}.copy-area{align-items:stretch}.copy-area .textarea{flex:1;height:200px}.copy-area .copy-btn{background:var(--surface-3);position:absolute;top:8px;right:8px}.copy-btn{border:1px solid var(--border-strong);background:var(--surface-2);min-width:40px;height:40px;color:var(--text-2);white-space:nowrap;border-radius:8px;flex-shrink:0;place-items:center;padding:0 10px;font-size:13px;font-weight:600;display:grid}.copy-btn:hover:not(:disabled){color:var(--text)}.copy-btn.copied{color:var(--good,#7fbf5f)}.copy-btn svg{fill:currentColor;width:17px;height:17px}.share-body{overflow-y:auto}.share-options{color:var(--text-2);flex-wrap:wrap;gap:8px 20px;font-size:13px;display:flex}.share-options label{align-items:center;gap:8px;display:inline-flex}.share-options label.disabled{opacity:.45}.media-preview{background:var(--bg);border:1px solid var(--border);border-radius:10px;flex-shrink:0;place-items:center;min-height:200px;display:grid;overflow:hidden}.media-preview img{object-fit:contain;width:100%;max-height:min(44vh,460px);display:block}.media-actions{gap:8px}.gif-options{flex-wrap:wrap;gap:8px;display:flex}.gif-options .segmented{flex:200px}.gif-progress{justify-items:center;gap:8px;width:min(320px,80%);display:grid}.gif-progress .progress{width:100%}.gif-size{align-self:center;margin-right:auto}.embed-preview{border-radius:8px;flex-shrink:0;overflow:hidden}.embed-preview iframe{transform-origin:0 0;border:0;border-radius:8px;display:block}.copy-area .embed-code{height:92px;padding-right:56px}