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strong{color:gold}.drill-comment-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000d9;display:none;align-items:center;justify-content:center;z-index:10000;padding:20px}.drill-comment-modal.active{display:flex}.drill-comment-modal-content{background:#111;border:1px solid #333;border-radius:12px;width:100%;max-width:500px;overflow:hidden}.drill-comment-modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid #222;font-size:14px;font-weight:600;color:var(--white)}.drill-comment-modal-header button{background:transparent;border:none;color:var(--grey);font-size:24px;cursor:pointer;line-height:1}.drill-comment-modal-header button:hover{color:var(--white)}.drill-comment-modal-body{padding:20px}.drill-comment-modal-body label{display:block;font-size:12px;color:var(--grey);margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.drill-comment-modal-body textarea{width:100%;height:120px;background:#0a0a0a;border:1px solid #333;border-radius:6px;padding:12px;font-size:14px;color:var(--white);resize:vertical;font-family:var(--font-ui);line-height:1.5}.drill-comment-modal-body textarea:focus{outline:none;border-color:var(--orange)}.drill-comment-modal-footer{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-top:1px solid #222;background:#ffffff05}.drill-comment-status{font-size:12px;color:var(--grey)}.drill-comment-save{background:var(--orange);border:none;color:#000;padding:10px 24px;border-radius:6px;cursor:pointer;font-size:13px;font-weight:600;transition:all .2s}.drill-comment-save:hover{filter:brightness(1.1)}.drill-toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%) translateY(100px);background:#111;border:1px solid #333;color:var(--white);padding:12px 24px;border-radius:8px;font-size:13px;z-index:10001;opacity:0;transition:all .3s ease}.drill-toast.show{transform:translate(-50%) translateY(0);opacity:1}.drill-toast-error{border-color:#ef4444;color:#ef4444}.drill-toast-success{border-color:#00e676;color:#00e676}@media(max-width:600px){.drill-view{padding:10px}.drill-view-title h2{font-size:16px}.drill-board-controls{flex-wrap:wrap;gap:4px}.drill-board-controls button{padding:5px 8px;font-size:11px}.drill-quiz-content{padding:10px}.drill-section-notation,.drill-section-quiz{min-height:200px}.drill-section-header h3{font-size:11px}.drill-insights-list,.drill-learn-list{max-height:200px}}.drill-mode-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000f2;display:flex;align-items:center;justify-content:center;z-index:20000;padding:20px;animation:drillModeIn .3s ease}@keyframes drillModeIn{0%{opacity:0}to{opacity:1}}.drill-mode-modal{background:#161512;border:1px solid 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rgba(255,255,255,.2);color:var(--grey)}.drill-btn.secondary:hover{background:#ffffff0d;color:var(--white)}#drill-mode-board .highlight-hint{box-shadow:inset 0 0 0 4px #ffd700b3!important}#drill-mode-board .highlight-selected{box-shadow:inset 0 0 0 4px #ff4500cc!important;background-color:#ff45004d!important}#drill-mode-board .highlight-legal{background:radial-gradient(circle at center,rgba(0,0,0,.2) 25%,transparent 25%)!important}#drill-mode-board .square-55d63{cursor:pointer}#drill-mode-board .piece-417db{cursor:grab}#drill-mode-board .piece-417db:active{cursor:grabbing}.drill-tview2{display:flex;flex-wrap:wrap;align-content:flex-start;padding:8px 4px;font-family:JetBrains Mono,monospace;font-size:14px;line-height:1.6;background:transparent;flex:1 1 0%;min-height:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;scrollbar-color:rgb(26,26,26) rgb(10,10,10)}.drill-tview2 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16px;background:#ffffff0f;border:1px solid rgba(255,255,255,.15);border-radius:6px;color:#fff;font-size:12px;font-weight:600;cursor:pointer;transition:all .15s;min-width:80px}.scanner-side-toggle:hover{background:#ffffff1a;border-color:var(--orange, #ff5722)}.scanner-load-btn{width:100%;padding:10px;font-size:13px}.playbot-container{max-width:1200px;margin:0 auto;padding:3rem 3rem 4rem;position:relative;overflow:hidden;isolation:isolate;min-height:100vh}.playbot-container:before{content:"";position:fixed;top:0;left:240px;right:0;bottom:0;background:#080808 url(/img/hastings-1895.jpg) center center / cover no-repeat;opacity:.2;z-index:-2;pointer-events:none}.playbot-container:after{content:"";position:fixed;top:0;left:240px;right:0;bottom:0;background:#0000004d;z-index:-1;pointer-events:none}.playbot-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:3rem}.playbot-title{font-size:1.8rem;font-weight:800;color:#fff;margin:0;display:flex;align-items:center;gap:.75rem;letter-spacing:.15em;text-transform:uppercase;text-shadow:0 0 30px rgba(255,214,0,.08)}.playbot-robot-3d{display:inline-block;vertical-align:middle;margin-right:4px;filter:drop-shadow(0 0 12px rgba(255,214,0,.25))}.playbot-title-icon{display:none}.playbot-back-btn{background:transparent;border:none;color:#666;padding:.5rem .8rem;border-radius:2px;cursor:pointer;font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;transition:color .2s cubic-bezier(.4,0,.2,1)}.playbot-back-btn:hover{color:#fff}#playbot-setup{max-width:1100px;margin:0 auto;position:relative}.playbot-lobby{display:grid;grid-template-columns:clamp(180px,22vw,240px) 1fr clamp(170px,20vw,220px);gap:3rem;align-items:start;position:relative;min-height:420px}.playbot-menu{display:flex;flex-direction:column;gap:4px}.playbot-menu-item{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-left:3px solid transparent;background:transparent;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);text-decoration:none;-webkit-user-select:none;user-select:none}.playbot-menu-item:hover{background:#ffffff0f;border-left-color:#ffffff4d;transform:scale(1.02)}.playbot-menu-item:hover .menu-key{color:#fff}.playbot-menu-item.active{border-left-color:#fff;background:#ffffff0a}.menu-key{font-size:.8rem;color:#888;text-transform:uppercase;letter-spacing:.18em;font-weight:600;transition:color .25s cubic-bezier(.4,0,.2,1)}.playbot-menu-item.active .menu-key{color:#fff}.menu-val{font-size:.8rem;color:#555;text-transform:uppercase;font-weight:700;text-align:right;transition:color .25s cubic-bezier(.4,0,.2,1)}.playbot-menu-item:hover .menu-val{color:#ccc}.playbot-menu-item.active .menu-val{color:#fff}@keyframes startPulse{0%,to{border-left-color:#ff5722}50%{border-left-color:#ff572259}}.playbot-start-btn{display:flex;align-items:center;justify-content:flex-start;width:100%;padding:16px 20px;margin-top:32px;border:none;border-left:3px solid #ff5722;background:#ff572214;color:#fff;font-size:.8rem;font-weight:800;letter-spacing:.15em;text-transform:uppercase;cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1);font-family:inherit;animation:startPulse 3s ease-in-out infinite}.playbot-start-btn:hover{background:#ff57222e;transform:scale(1.02);animation:none;border-left-color:#ff5722}.playbot-start-btn:active{background:#ff572240;transform:scale(1)}.playbot-center{background:transparent;border:none;padding:0;min-height:380px}.playbot-panel{display:none}.playbot-panel.active{display:block}.panel-sub{font-size:.7rem;color:#ff5722;text-transform:uppercase;letter-spacing:.25em;margin-bottom:10px}.panel-title{font-size:1.5rem;font-weight:800;color:#fff;margin:0 0 16px;letter-spacing:.15em;text-transform:uppercase}.panel-desc{font-size:.85rem;color:#aaa;line-height:1.7;margin:0 0 32px;max-width:440px}.panel-controls{margin-bottom:28px}.panel-details{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;margin-top:24px}.panel-details-header{font-size:.7rem;color:#ff5722;text-transform:uppercase;letter-spacing:.25em;margin-bottom:16px}.detail-row{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0}.detail-key{font-size:.75rem;color:#666;text-transform:uppercase;letter-spacing:.12em}.detail-val{font-size:.9rem;color:#fff;font-weight:700}.playbot-position-radio{display:inline-flex;gap:0;margin-bottom:12px;background:#ffffff0a;border-radius:2px;padding:3px}.playbot-position-radio label{display:flex;align-items:center;justify-content:center;cursor:pointer;color:#888;font-size:.8rem;font-weight:600;padding:8px 20px;background:transparent;border:none;border-radius:2px;text-transform:uppercase;letter-spacing:.05em;transition:all .2s cubic-bezier(.4,0,.2,1)}.playbot-position-radio label:hover{color:#fff;background:#ffffff0f}.playbot-position-radio input[type=radio]{display:none}.playbot-position-radio label:has(input:checked){background:#ffffff1a;color:#fff}.playbot-fen-input{width:100%;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);color:#ccc;padding:10px 12px;border-radius:2px;font-family:var(--font-mono, monospace);font-size:.75rem;transition:border-color .2s cubic-bezier(.4,0,.2,1);box-sizing:border-box}.playbot-fen-input::placeholder{color:#444}.playbot-fen-input:focus{outline:none;border-color:#ff5722}.playbot-fen-input:disabled{opacity:.12}.playbot-color-selector{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:300px}.playbot-color-btn{padding:20px 16px 16px;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:2px;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);text-align:center}.playbot-color-btn:hover{background:#ffffff14;border-color:#ffffff40;transform:translateY(-2px)}.playbot-color-btn.active{background:#ff57221f;border-color:#ff5722}.playbot-color-btn .color-icon{font-size:2.2rem;display:block;margin-bottom:6px;color:#ffffff59;transition:all .2s cubic-bezier(.4,0,.2,1)}.playbot-color-btn:hover .color-icon{color:#ffffffb3}.playbot-color-btn.active .color-icon{color:#fff}.playbot-color-btn .color-label{font-size:.75rem;color:#888;font-weight:600;text-transform:uppercase;letter-spacing:.05em;transition:color .2s}.playbot-color-btn:hover .color-label{color:#ccc}.playbot-color-btn.active .color-label{color:#fff}.playbot-level-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;max-width:460px}.playbot-level-btn{padding:12px 10px;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);border-radius:2px;cursor:pointer;text-align:center;transition:all .2s cubic-bezier(.4,0,.2,1);line-height:1.3}.playbot-level-btn:hover{transform:translateY(-2px) scale(1.03);background:#ffffff14;border-color:#ffffff40}.playbot-level-btn.active{background:#ff57221f;border-color:#ff5722}.playbot-level-btn .level-num{font-size:.65rem;color:#666;font-family:var(--font-mono, monospace);display:block;text-transform:uppercase;transition:color .2s}.playbot-level-btn:hover .level-num{color:#aaa}.playbot-level-btn.active .level-num{color:#ff5722}.playbot-level-btn .level-name{font-size:.78rem;color:#ccc;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600;text-transform:uppercase;transition:color .2s}.playbot-level-btn:hover .level-name,.playbot-level-btn.active .level-name{color:#fff}.playbot-select{width:100%;background:#ffffff0a;border:1px solid rgba(255,255,255,.08);color:#ccc;padding:10px 32px 10px 12px;border-radius:2px;font-size:.8rem;font-weight:600;cursor:pointer;transition:border-color .2s cubic-bezier(.4,0,.2,1);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.25)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}.playbot-select:hover{border-color:#ffffff40}.playbot-select:focus{outline:none;border-color:#ff5722}.playbot-select option{background:#0a0a0a;color:#ccc}.playbot-time-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:320px}.playbot-bot-card{background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:2px;padding:28px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px}.bot-card-header{font-size:.65rem;color:#ff5722;text-transform:uppercase;letter-spacing:.25em;width:100%;padding-bottom:12px;margin-bottom:8px;border-bottom:1px solid rgba(255,255,255,.06)}.playbot-bot-icon{font-size:2.5rem;opacity:.6;margin-bottom:4px;overflow:visible;min-height:0}.playbot-bot-3d{display:block;margin:0 auto;filter:drop-shadow(0 0 10px rgba(0,180,255,.3))}.playbot-bot-name{font-size:.7rem;color:#999;text-transform:uppercase;letter-spacing:.2em}.playbot-bot-rating{font-size:2.2rem;font-weight:800;color:#fff;margin:4px 0}.playbot-bot-bars{display:flex;gap:3px;margin:6px 0}.playbot-bar{width:9px;height:9px;background:#ffffff14;border-radius:1px;transition:background .2s}.playbot-bar.filled{background:linear-gradient(135deg,#d32f2f,#ff5722)}.playbot-bot-diff-label{font-size:.6rem;color:#555;text-transform:uppercase;letter-spacing:.15em;margin-top:4px}.playbot-action-bar{display:flex;align-items:center;gap:20px;padding:24px 0 0;margin-top:40px;border-top:1px solid rgba(255,255,255,.06)}.action-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border:1px solid rgba(255,255,255,.1);border-radius:2px;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1)}.action-chip:hover{background:#ffffff0f;border-color:#ffffff40}.chip-key{font-size:.58rem;color:#555;font-weight:700;width:16px;height:16px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.12);border-radius:2px}.chip-label{font-size:.65rem;color:#777;text-transform:uppercase;letter-spacing:.1em;transition:color .2s}.action-chip:hover .chip-label{color:#fff}.playbot-field{margin-bottom:0}.playbot-field-label{display:block;font-size:.75rem;color:#888;text-transform:uppercase;letter-spacing:.1em;margin-bottom:1rem;font-weight:600}.playbot-level-hint{font-size:.65rem;color:#555;margin-top:.6rem;letter-spacing:.05em}#playbot-playing{display:none}.playbot-game-layout{display:grid;grid-template-columns:3fr 1fr;gap:24px;align-items:start;padding:8px}@media(max-width:900px){.playbot-game-layout{grid-template-columns:1fr}}.playbot-board-section{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px}.playbot-clock{width:min(65vh,100%);padding:12px 20px;background:#0006;border-radius:8px;font-family:var(--font-mono, monospace);font-size:clamp(18px,3vh,28px);text-align:center;color:#666;margin-bottom:12px;transition:all .3s}.playbot-clock.active{background:#ffffff0d;color:#fff}.playbot-clock.low-time{color:#ff5722;animation:pulse-clock 1s infinite}@keyframes pulse-clock{0%,to{opacity:1}50%{opacity:.5}}#playbot-board{width:clamp(280px,65vh,100%);aspect-ratio:1}#playbot-board [class*=highlight]{box-shadow:none!important;background-image:none!important}#playbot-board .white-1e1d7{background-color:#f0d9b5!important;box-shadow:none!important}#playbot-board .black-3c85d{background-color:#b58863!important;box-shadow:none!important}#playbot-board .notation-322f9{color:#ffffffb3!important}#playbot-board .square-55d63.in-check{background:radial-gradient(ellipse at center,rgba(255,0,0,.8) 0%,rgba(200,0,0,.4) 50%,transparent 100%)!important}#playbot-board{overflow:visible!important}#playbot-board .piece-417db{opacity:1!important;visibility:visible!important;z-index:9999!important;cursor:grab}#playbot-board .piece-417db:active{cursor:grabbing}.piece-417db.dragging,.piece-417db[style*="position: absolute"]{opacity:1!important;visibility:visible!important;z-index:9999!important;pointer-events:none}#playbot-board.opponent-turn .piece-417db{cursor:default}.playbot-status-bar{width:min(65vh,100%);margin-top:12px;padding:10px 16px;background:#ffffff08;border-radius:6px;text-align:center;font-size:14px;color:#888}.playbot-status-bar.error{color:#ff5722}.playbot-board-controls{display:flex;gap:8px;margin-top:12px;width:min(65vh,100%)}.playbot-control-btn{flex:1;padding:10px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:6px;color:#888;font-size:13px;cursor:pointer;transition:all .2s}.playbot-control-btn:hover{background:#ffffff1a;color:#fff}.playbot-control-btn.resign{border-color:#ff57224d;color:#ff5722}.playbot-control-btn.resign:hover{background:#ff57221a}.playbot-game-info{background:#ffffff05;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:16px}.playbot-info-title{font-size:12px;color:#666;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}.playbot-moves{max-height:400px;overflow-y:auto;font-family:var(--font-mono, monospace);font-size:13px}.playbot-moves .move-row{display:flex;gap:8px;padding:4px 0;border-bottom:1px solid rgba(255,255,255,.05)}.playbot-moves .move-num{color:#888;min-width:28px}.playbot-moves .move{color:#fff;min-width:50px}.playbot-moves .move-pair{display:flex;gap:8px;padding:4px 0;border-bottom:1px solid rgba(255,255,255,.05)}.playbot-moves .move-white,.playbot-moves .move-black{color:#ccc;min-width:50px}.playbot-moves .move-black{color:#999}#playbot-gameover-modal{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:#000c;z-index:1000;align-items:center;justify-content:center}#playbot-gameover-modal.show{display:flex}.playbot-gameover-content{background:linear-gradient(135deg,#1a1a1a,#0d0d0d);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:40px;text-align:center;min-width:300px;animation:modal-pop .3s ease-out}@keyframes modal-pop{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.gameover-title{font-size:32px;font-weight:700;margin-bottom:8px}.gameover-reason{font-size:16px;color:#888;margin-bottom:4px}.gameover-moves{font-size:14px;color:#666;margin-bottom:24px}.gameover-buttons{display:flex;flex-direction:column;gap:10px}.gameover-btn{padding:12px 24px;border-radius:8px;font-size:14px;cursor:pointer;transition:all .2s;border:none}.gameover-btn.primary{background:linear-gradient(135deg,#ff5722,#e64a19);color:#fff}.gameover-btn.primary:hover{transform:translateY(-2px);box-shadow:0 4px 15px #ff572266}.gameover-btn.secondary{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#888}.gameover-btn.secondary:hover{background:#ffffff1a;color:#fff}.gameover-back-btn{display:block;width:100%;margin-top:16px;padding:16px 24px 10px;background:transparent;border:none;border-top:1px solid rgba(255,255,255,.06);color:#555;font-size:13px;cursor:pointer;transition:color .2s}.gameover-back-btn:hover{color:#fff}.playbot-drill-mode .playbot-setup-card{display:none}.playbot-drill-header{background:#ff57221a;border:1px solid rgba(255,87,34,.3);border-radius:8px;padding:12px 16px;margin-bottom:16px}.playbot-drill-title{font-size:14px;color:#ff5722;font-weight:600}.playbot-drill-objective{font-size:12px;color:#888;margin-top:4px}@media(max-width:900px){.playbot-container{padding:2rem}.playbot-header{margin-bottom:2.5rem}.playbot-lobby{grid-template-columns:200px 1fr;gap:2rem}.playbot-bot-card{display:none}.playbot-level-grid{grid-template-columns:repeat(4,1fr);max-width:100%}}@media(max-width:600px){.playbot-container{padding:1.25rem 1.25rem 2rem}.playbot-container:before,.playbot-container:after{left:0}.playbot-header{flex-direction:column;gap:.75rem;text-align:center;margin-bottom:2rem}.playbot-title{font-size:1.3rem}#playbot-setup{max-width:100%;padding-bottom:0}.playbot-lobby{grid-template-columns:1fr;gap:1.5rem;min-height:auto}.playbot-menu{flex-direction:row;overflow-x:auto;gap:0;margin-bottom:1.5rem;padding-bottom:2px;border-bottom:1px solid rgba(255,255,255,.06)}.playbot-menu-item{border-left:none;border-bottom:2px solid transparent;padding:12px 16px;white-space:nowrap;flex-shrink:0}.playbot-menu-item:hover{border-bottom-color:#ffffff26;background:transparent;transform:none}.playbot-menu-item.active{border-left-color:transparent;border-bottom-color:#fff}.menu-val{display:none}.playbot-start-btn{margin-top:0;border-left:none;border-bottom:2px solid #ff5722;flex-shrink:0;animation:none}.playbot-center{min-height:auto}.panel-title{font-size:1.3rem;margin-bottom:12px}.panel-desc,.panel-controls{margin-bottom:24px}.panel-details{margin-top:20px;padding-top:20px}.playbot-bot-card{display:none}.playbot-level-grid{grid-template-columns:repeat(4,1fr);max-width:100%;gap:6px}.playbot-color-selector{max-width:100%;gap:8px}.playbot-time-row{max-width:100%}.playbot-action-bar{margin-top:2rem;gap:12px;flex-wrap:wrap}.playbot-clock{font-size:20px;padding:10px 16px}.playbot-game-info{display:none}}