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#8896ab;--border-variant: #cfd8e5;--shadow-sm: 0 2px 6px rgba(15, 23, 42, .1);--shadow-md: 0 8px 22px rgba(15, 23, 42, .14);--shadow-lg: 0 18px 42px rgba(15, 23, 42, .2);--mat-sys-primary: #b45309;--mat-sys-on-primary: #ffffff;--mat-sys-primary-container: rgba(180, 83, 9, .18);--mat-sys-on-primary-container: #451a03;--mat-sys-secondary: #92400e;--mat-sys-on-secondary: #ffffff;--mat-sys-secondary-container: #d8e0ec;--mat-sys-on-secondary-container: #0f172a;--mat-sys-surface: #eaEEF5;--mat-sys-surface-dim: #d5dce6;--mat-sys-surface-bright: #f1f4f9;--mat-sys-surface-container-lowest: #d5dce6;--mat-sys-surface-container-low: #e6ebf2;--mat-sys-surface-container: #e2e7f0;--mat-sys-surface-container-high: #d8e0ec;--mat-sys-surface-container-highest: #c5d0e0;--mat-sys-on-surface: #0f172a;--mat-sys-on-surface-variant: #334155;--mat-sys-outline: #aebacc;--mat-sys-outline-variant: #c6d0de;--mat-sys-background: #dde3ed;--mat-sys-on-background: #0f172a;--mdc-filled-button-container-color: #b45309;--mdc-filled-button-label-text-color: #ffffff;--mdc-outlined-button-outline-color: #aebacc;--mdc-outlined-button-label-text-color: #0f172a;--mdc-elevated-card-container-color: #eaEEF5;--mdc-outlined-card-container-color: #eaEEF5;--mdc-outlined-card-outline-color: #c6d0de;--mat-toolbar-container-background-color: #e2e7f0;--mat-toolbar-container-text-color: #0f172a;--mat-sidenav-container-background-color: #e2e7f0;--mat-sidenav-content-background-color: #dde3ed;--mat-expansion-container-background-color: #eaEEF5;--mat-expansion-container-text-color: #0f172a;--mat-tab-header-active-focus-indicator-color: #b45309;--mat-tab-header-active-label-text-color: #b45309;--mdc-tab-indicator-active-indicator-color: #b45309}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;background-color:var(--bg-lowest);color:var(--text-primary);font-family:Plus Jakarta Sans,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}button,input,select,textarea{font-family:inherit;color:inherit}.font-mono,.mono{font-family:JetBrains Mono,ui-monospace,SFMono-Regular,Menlo,monospace}.font-chess{font-family:Merida,Plus Jakarta Sans,sans-serif}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-outline);border-radius:999px}::-webkit-scrollbar-thumb:hover{background:var(--amber-primary)}.mat-mdc-card{background-color:var(--bg-surface)!important;border:1px solid var(--border-subtle)!important;border-radius:14px!important;box-shadow:var(--shadow-sm)!important;color:var(--text-primary)!important}.mat-expansion-panel{background-color:var(--bg-surface)!important;border:1px solid var(--border-subtle)!important;border-radius:14px!important;color:var(--text-primary)!important;box-shadow:none!important}.mat-mdc-unelevated-button.mat-primary,.mat-mdc-raised-button.mat-primary{--mdc-filled-button-container-color: var(--amber-primary) !important;--mdc-filled-button-label-text-color: var(--text-on-amber) !important;font-weight:700!important;border-radius:10px!important}.mat-mdc-outlined-button{border-radius:10px!important;border-color:var(--border-outline)!important}.mat-button-toggle-group{border-radius:10px!important;border-color:var(--border-subtle)!important;background-color:var(--bg-container)!important;overflow:hidden}.mat-button-toggle{background-color:var(--bg-container)!important;color:var(--text-secondary)!important}.mat-button-toggle-checked{background-color:var(--amber-dim)!important;color:var(--amber-primary)!important;font-weight:700!important}.mdc-text-field--outlined{background-color:var(--bg-container)!important;border-radius:10px!important}.mat-mdc-form-field{--mdc-outlined-text-field-label-text-color: var(--text-secondary);--mdc-outlined-text-field-focus-label-text-color: var(--amber-primary);--mdc-outlined-text-field-input-text-color: var(--text-primary);--mdc-outlined-text-field-outline-color: var(--border-outline);--mdc-outlined-text-field-hover-outline-color: var(--border-strong);--mdc-outlined-text-field-focus-outline-color: var(--amber-primary);--mat-select-enabled-trigger-text-color: var(--text-primary);--mat-select-enabled-arrow-color: var(--text-secondary)}.mat-mdc-list-item{--mdc-list-list-item-label-text-color: var(--text-primary);--mdc-list-list-item-supporting-text-color: var(--text-secondary);--mdc-list-list-item-leading-icon-color: var(--text-secondary);--mdc-list-list-item-hover-label-text-color: var(--text-primary);--mdc-list-list-item-hover-leading-icon-color: var(--amber-primary)}.mat-mdc-option{--mat-option-label-text-color: var(--text-primary);background-color:var(--bg-surface)!important}.mat-mdc-select-panel{background-color:var(--bg-surface)!important;border:1px solid var(--border-outline)!important}.cg-wrap{width:100%;height:100%;position:relative;display:block;text-align:left}.cg-wrap cg-container{position:absolute;top:0;left:0;width:100%;height:100%}.cg-wrap piece{background-position:center 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piece.black.queen{background-image:url(/pieces/b_q.svg)!important}.piece-set-local .cg-wrap piece.black.king{background-image:url(/pieces/b_k.svg)!important}.card-surface,.glass-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:14px}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700;line-height:1.4}.badge-amber{background:var(--amber-dim);color:var(--amber-primary);border:1px solid var(--amber-border)}.badge-muted{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border-subtle)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:10px;font-weight:600;font-size:13px;border:1px solid transparent;cursor:pointer;transition:all .16s 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var(--amber-glow)}.btn.btn-secondary{background:var(--bg-elevated);border-color:var(--border-outline);color:var(--text-primary)}.btn.btn-secondary:hover:not(:disabled){background:var(--bg-highest);border-color:var(--amber-border)}.btn.btn-outline-amber{background:var(--amber-dim);border-color:var(--amber-border);color:var(--amber-primary)}.btn.btn-outline-amber:hover:not(:disabled){background:#ffb30038}.btn.btn-ghost{background:transparent;border-color:var(--border-subtle);color:var(--text-secondary)}.btn.btn-ghost:hover:not(:disabled){color:var(--text-primary);background:var(--bg-high)}.btn.btn-danger{background:var(--danger-dim);border-color:#ef444459;color:var(--danger)}.btn.btn-danger:hover:not(:disabled){background:#ef44443d}.btn.btn-sm{padding:5px 10px;font-size:12px;border-radius:8px}.btn-icon{display:inline-flex;align-items:center;justify-content:center;padding:7px;border-radius:9px;background:var(--bg-elevated);border:1px solid 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