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var(--border-soft);border-radius:var(--r-lg);margin-top:56px;padding:18px 22px}.aff-head{justify-content:space-between;align-items:baseline;margin-bottom:12px;display:flex}.aff-head .h{letter-spacing:.12em;color:var(--t-2);text-transform:uppercase;font-size:12px;font-weight:600}.aff-head .sub{color:var(--t-4);font-size:11px;font-family:var(--font-mono)}.aff-row{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.aff-slot{border:1px dashed var(--bg-4);min-height:64px;font-family:var(--font-mono);letter-spacing:.12em;color:var(--t-4);text-transform:uppercase;border-radius:8px;place-items:center;padding:14px;font-size:10px;display:grid}.picker-page{flex-direction:column;height:100%;animation:.32s both pageFadeIn;display:flex;overflow:hidden}.picker-header{border-bottom:1px solid var(--border-soft);background:var(--bg-0);flex-shrink:0;padding:20px 28px 0}.picker-header-inner{width:100%;max-width:1120px;margin:0 auto}.picker-mode-tabs{gap:8px;margin-bottom:10px;display:flex}.picker-mode-tab{appearance:none;background:var(--bg-2);border:1px solid var(--border-soft);color:var(--t-3);font-family:var(--font-display);letter-spacing:.04em;cursor:pointer;border-radius:8px;padding:10px 22px;font-size:18px;font-weight:400;transition:all .15s}.picker-mode-tab:hover{color:var(--t-1);border-color:var(--t-4);background:var(--bg-3)}.picker-mode-tab.active{background:var(--acc);border-color:var(--acc);color:#fff}.picker-title-row{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:2px;display:flex}.picker-title{font-family:var(--font-display);letter-spacing:.02em;margin:0;font-size:28px;font-weight:400}.picker-sub{color:var(--t-3);font-size:12px;font-family:var(--font-mono);margin:0 0 14px}.picker-free-btn{appearance:none;border:1px solid var(--border-soft);color:var(--t-2);letter-spacing:.04em;white-space:nowrap;background:0 0;border-radius:6px;padding:6px 14px;font-size:12px;font-weight:600;transition:border-color .12s,color .12s}.picker-free-btn:hover{border-color:var(--t-3);color:var(--t-1)}.picker-filters{flex-direction:column;gap:8px;padding-bottom:14px;display:flex}.picker-side-toggle{gap:4px;display:flex}.side-btn{appearance:none;background:var(--bg-2);color:var(--t-3);letter-spacing:.03em;cursor:pointer;border:1px solid #0000;border-radius:5px;padding:5px 14px;font-size:12px;font-weight:600;transition:all .1s}.side-btn:hover{color:var(--t-1);background:var(--bg-3)}.side-btn.active{background:var(--acc-soft);border-color:var(--acc);color:var(--acc-hi)}.picker-cats{flex-wrap:wrap;gap:6px;display:flex}.picker-filter-right{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.drill-filter-btn.active{color:#e8d040;background:#7f771e40;border-color:#b0a020}.cat-btn{appearance:none;background:var(--bg-2);color:var(--t-3);letter-spacing:.03em;border:1px solid #0000;border-radius:5px;padding:5px 12px;font-size:12px;font-weight:600;transition:all .1s}.cat-btn:hover{color:var(--t-1);background:var(--bg-3)}.cat-btn.active{background:var(--acc-soft);border-color:var(--acc);color:var(--acc-hi)}.picker-search-wrap{margin-left:auto;position:relative}.picker-search{background:var(--bg-2);border:1px solid var(--border-soft);color:var(--t-1);font-family:var(--font-ui);border-radius:6px;outline:none;width:200px;padding:6px 28px 6px 10px;font-size:13px;transition:border-color .12s}.picker-search:focus{border-color:var(--acc)}.picker-search::placeholder{color:var(--t-4)}.picker-search-clear{appearance:none;color:var(--t-3);background:0 0;border:none;padding:2px;font-size:11px;line-height:1;position:absolute;top:50%;right:7px;transform:translateY(-50%)}.picker-search-clear:hover{color:var(--t-1)}.picker-import-btn{appearance:none;border:1px solid var(--border-soft);color:var(--t-3);cursor:pointer;white-space:nowrap;font-size:12px;font-weight:600;font:inherit;letter-spacing:.02em;background:0 0;border-radius:6px;flex-shrink:0;padding:6px 11px;transition:all .13s}.picker-import-btn:hover{color:var(--t-1);border-color:var(--border-hi);background:var(--bg-2)}.picker-import-btn.active{color:var(--t-1);border-color:var(--acc);background:var(--acc-soft)}.picker-import-bar{flex-wrap:wrap;align-items:center;gap:8px;max-width:620px;padding:10px 0 4px;display:flex}.picker-import-input{background:var(--bg-0);border:1px solid var(--border-soft);min-width:200px;color:var(--t-1);font-size:13px;font:inherit;border-radius:6px;outline:none;flex:1;padding:7px 12px;transition:border-color .12s}.picker-import-input:focus{border-color:var(--acc)}.picker-import-input.error{border-color:#e03131}.picker-import-go{background:var(--acc-soft);color:var(--t-1);cursor:pointer;font-size:12px;font-weight:700;font:inherit;border:1px solid #e0313166;border-radius:6px;flex-shrink:0;padding:7px 16px;transition:all .12s}.picker-import-go:hover:not(:disabled){background:#e0313138}.picker-import-go:disabled{opacity:.4;cursor:not-allowed}.picker-import-msg{width:100%;padding:3px 0;font-size:12px}.picker-import-msg.err{color:#ff7070}.picker-import-msg.ok{color:#5eba7d}.picker-scroll{flex:1;padding:20px 28px;overflow-y:auto}.picker-scroll::-webkit-scrollbar{width:6px}.picker-scroll::-webkit-scrollbar-thumb{background:var(--bg-3);border-radius:3px}.picker-empty{color:var(--t-3);text-align:center;padding:32px 0;font-size:13px;font-style:italic}@keyframes tabSlideIn{0%{opacity:0}to{opacity:1}}.tab-pane{animation:.22s both tabSlideIn}.picker-section{width:100%;max-width:1120px;margin-bottom:32px;margin-left:auto;margin-right:auto}.picker-section-title{font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--t-3);margin:0 0 12px;font-size:11px;font-weight:700}.picker-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));align-items:start;gap:10px;width:100%;max-width:1120px;margin:0 auto 10px;display:grid}.picker-grid-fen{margin-bottom:4px}@keyframes cardFadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.picker-grid .opening-card{animation:.38s cubic-bezier(.16,1,.3,1) both cardFadeUp}.picker-grid>:first-child{animation-delay:40ms}.picker-grid>:nth-child(2){animation-delay:90ms}.picker-grid>:nth-child(3){animation-delay:.14s}.picker-grid>:nth-child(4){animation-delay:.18s}.picker-grid>:nth-child(5){animation-delay:.22s}.picker-grid>:nth-child(6){animation-delay:.25s}.picker-grid>:nth-child(7){animation-delay:.28s}.picker-grid>:nth-child(8){animation-delay:.3s}.picker-grid>:nth-child(9){animation-delay:.32s}.picker-grid>:nth-child(10){animation-delay:.34s}.picker-grid>:nth-child(11){animation-delay:.35s}.picker-grid>:nth-child(12){animation-delay:.36s}.picker-grid>:nth-child(n+13){animation-delay:.38s}.custom-pos-card{flex-direction:column;min-height:130px;display:flex;border-style:dashed!important}.picker-pagination{justify-content:center;align-items:center;gap:16px;width:100%;max-width:1120px;margin:0 auto;padding:20px 0 8px;display:flex}.ppag-btn{background:var(--bg-2);border:1px solid var(--border-soft);color:var(--t-2);cursor:pointer;border-radius:6px;padding:6px 16px;font-size:12px;font-weight:600;transition:background .1s,border-color .1s}.ppag-btn:hover:not(:disabled){background:var(--bg-3);border-color:var(--border-hi)}.ppag-btn:disabled{opacity:.35;cursor:default}.ppag-label{font-family:var(--font-mono);color:var(--t-3);text-align:center;min-width:48px;font-size:11px}.opening-card{background:var(--bg-1);border:1px solid var(--border-soft);border-radius:var(--r-md);text-align:left;flex-direction:column;gap:6px;padding:14px;transition:border-color .18s,background .18s,transform .22s cubic-bezier(.34,1.56,.64,1),box-shadow .22s;display:flex}.opening-card:hover{border-color:var(--border-hi);background:var(--bg-2);transform:translateY(-2px);box-shadow:0 6px 20px #00000047}.oc-thumbnail{border-bottom:1px solid var(--border-soft);justify-content:center;margin-bottom:2px;padding:2px 0 10px;display:flex}.mini-board{border:1px solid var(--border);border-radius:2px;flex-shrink:0;grid-template-rows:repeat(8,1fr);grid-template-columns:repeat(8,1fr);width:112px;height:112px;display:grid;overflow:hidden}.mini-sq{justify-content:center;align-items:center;width:14px;height:14px;display:flex}.mini-sq.dark{background:var(--sq-dark,#b07848)}.mini-sq.light{background:var(--sq-light,#f0d9b0)}.mini-piece{-webkit-user-select:none;user-select:none;pointer-events:none;font-size:13px;line-height:1}.mini-piece.mp-w{color:#f5f0e8;text-shadow:0 0 1px #222,0 0 1px #222,0 0 2px #222}.mini-piece.mp-b{color:#111;text-shadow:0 0 1px #ffffff80}.oc-top{justify-content:space-between;align-items:center;gap:6px;display:flex}.oc-badges{align-items:center;gap:5px;display:flex}.oc-side{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;border-radius:4px;padding:2px 7px;font-size:10px;font-weight:700}.oc-side.w{color:#e8e2d2;background:#ffffff1f}.oc-side.b{color:#b0aaa0;background:#00000059;border:1px solid #ffffff14}.oc-level{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;border-radius:4px;padding:2px 6px;font-size:9px}.oc-level.beginner{color:var(--win);background:#5ac57e26}.oc-level.intermediate{color:var(--book);background:#d8a44326}.oc-drill-badge{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:#e8d040;background:#7f771e40;border:1px solid #b8aa2866;border-radius:3px;padding:2px 5px;font-size:8px;font-weight:800}.oc-eco{font-family:var(--font-mono);color:var(--t-4);font-size:10px}.oc-tag{color:#ffc874;opacity:.85;font-size:10px;font-style:italic}.oc-name{color:var(--t-1);font-size:13px;font-weight:600;line-height:1.25}.oc-moves{font-family:var(--font-mono);color:var(--t-4);font-size:10px;line-height:1.3}.oc-desc{color:var(--t-3);margin-top:2px;font-size:11px;line-height:1.45}.oc-vids{color:#d4af37;font-weight:600}.custom-fen-card{background:var(--bg-1);border:1px dashed var(--border-soft);border-radius:var(--r-md);max-width:600px;padding:16px}.custom-fen-desc{color:var(--t-3);margin:0 0 10px;font-size:12px;line-height:1.5}.custom-fen-row{gap:8px;display:flex}.custom-fen-input{background:var(--bg-2);border:1px solid var(--border-soft);color:var(--t-1);font-family:var(--font-mono);border-radius:6px;outline:none;flex:1;padding:7px 10px;font-size:11px;transition:border-color .12s}.custom-fen-input:focus{border-color:var(--acc)}.custom-fen-input.error{border-color:var(--loss)}.custom-fen-btn{appearance:none;background:var(--acc);color:#fff;white-space:nowrap;border:none;border-radius:6px;padding:7px 16px;font-size:12px;font-weight:700;transition:background .1s}.custom-fen-btn:hover:not(:disabled){background:var(--acc-hi)}.custom-fen-btn:disabled{opacity:.4;cursor:not-allowed}.custom-fen-error{color:var(--loss);margin:6px 0 0;font-size:11px}.picker-footer-space{height:40px}.line-banner{background:var(--bg-2);border:1px solid var(--border-soft);border-radius:var(--r-md);justify-content:space-between;align-items:center;gap:8px;margin-bottom:4px;padding:8px 10px;display:flex}.line-banner.free{background:0 0;border-color:#0000}.line-banner-info{align-items:center;gap:8px;min-width:0;display:flex}.lb-side{width:22px;height:22px;font-family:var(--font-mono);border-radius:4px;flex-shrink:0;place-items:center;font-size:10px;font-weight:700;display:grid}.lb-side.w{color:#e8e2d2;background:#ffffff1f}.lb-side.b{color:#b0aaa0;background:#0006;border:1px solid #ffffff14}.lb-text{flex-direction:column;min-width:0;display:flex}.lb-name{color:var(--t-1);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.lb-eco{font-family:var(--font-mono);color:var(--t-4);font-size:10px}.lb-change{appearance:none;border:1px solid var(--border-soft);color:var(--t-3);white-space:nowrap;background:0 0;border-radius:5px;flex-shrink:0;padding:4px 8px;font-size:10px;font-weight:600;transition:color .1s,border-color .1s}.lb-change:hover{color:var(--t-1);border-color:var(--t-3)}.lb-change-cta{background:var(--acc-soft);border-color:var(--acc);color:var(--acc-hi);font-size:11px}.lb-change-cta:hover{background:var(--acc);color:#fff;border-color:var(--acc)}.move-quality-badge{font-family:var(--font-display);letter-spacing:.4px;pointer-events:none;z-index:20;white-space:nowrap;border-radius:20px;padding:5px 14px;font-size:13px;animation:.15s mq-in;position:absolute;bottom:10px;left:50%;transform:translate(-50%)}@keyframes mq-in{0%{opacity:0;transform:translate(-50%)translateY(6px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.mq-best{color:#7fe09a;background:#1a5c2a;border:1px solid #2e8a46}.mq-good{color:#e8c06a;background:#4a3d08;border:1px solid #7a6218}.mq-off{color:#f08080;background:#5c1a1a;border:1px solid #8a2a2a}.retry-btn{color:var(--acc-hi)!important;border-color:var(--acc-soft)!important}.retry-btn:hover{background:var(--acc)!important;color:#fff!important;border-color:var(--acc)!important}.drill-progress{flex-direction:column;gap:6px;padding:10px 14px 6px;display:flex}.drill-progress-label{color:var(--text-dim);letter-spacing:.3px;font-size:12px}.drill-progress-bar{background:var(--surface-2);border-radius:4px;height:6px;overflow:hidden}.drill-progress-fill{background:var(--acc);border-radius:4px;height:100%;transition:width .3s}.drill-hint-btn{border:1px solid var(--border);background:var(--surface-2);color:var(--text-dim);cursor:pointer;border-radius:6px;align-self:flex-start;padding:4px 10px;font-size:11px;transition:background .15s,color .15s,border-color .15s}.drill-hint-btn:hover{background:var(--surface-3);color:var(--text)}.drill-hint-btn.active{color:#b890ff;background:#7850e62e;border-color:#7850e699}.drill-progress-btns{flex-wrap:wrap;gap:6px;display:flex}.drill-wrong-banner{color:#f08080;pointer-events:none;z-index:30;white-space:nowrap;background:#5c1a1a;border:1px solid #8a2a2a;border-radius:20px;align-items:center;gap:7px;padding:6px 16px;font-size:13px;animation:.15s mq-in;display:flex;position:absolute;bottom:44px;left:50%;transform:translate(-50%)}.drill-wrong-banner .dw-icon{font-size:14px}.drill-wrong-banner strong{color:#ffd0d0}.drill-wrong-banner .dw-action{pointer-events:auto;appearance:none;color:#ffe;cursor:pointer;background:#ffffff14;border:1px solid #ffffff38;border-radius:12px;margin-left:6px;padding:3px 10px;font-size:11.5px;font-weight:600;transition:background .12s}.drill-wrong-banner .dw-action:hover{background:#ffffff2e}.drill-wrong-banner .dw-action-primary{background:var(--acc);border-color:var(--acc);color:#fff}.drill-wrong-banner .dw-action-primary:hover{background:var(--acc-hi)}.drill-wrong-banner .dw-close{pointer-events:auto;appearance:none;color:#f8b8b8;cursor:pointer;background:0 0;border:1px solid #ffffff26;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;margin-left:4px;font-size:13px;transition:background .12s,color .12s;display:inline-flex}.drill-wrong-banner .dw-close:hover{color:#fff;background:#ffffff1f}.drill-complete-overlay{z-index:50;background:#0a1a0feb;border-radius:4px;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.dco-inner{text-align:center;flex-direction:column;align-items:center;gap:10px;padding:24px;display:flex}.dco-icon{color:#4ade80;font-size:44px;line-height:1}.dco-title{font-family:var(--font-display);color:#e8ffe8;letter-spacing:.5px;font-size:24px;font-weight:700}.dco-sub{color:var(--text-dim);font-size:13px}.dco-actions{flex-direction:column;gap:8px;width:180px;margin-top:8px;display:flex}.dco-btn{border:1px solid var(--border);background:var(--surface-2);color:var(--text-hi);cursor:pointer;border-radius:6px;padding:9px 16px;font-size:13px;transition:background .15s,border-color .15s}.dco-btn:hover{background:var(--surface-3);border-color:var(--border-hi)}.dco-btn.primary{background:var(--acc);border-color:var(--acc);color:#fff;font-weight:600}.dco-btn.primary:hover{background:var(--acc-hi);border-color:var(--acc-hi)}.dco-siblings{border-top:1px solid var(--border);flex-direction:column;align-items:stretch;gap:6px;width:100%;margin-top:8px;padding-top:10px;display:flex}.dco-siblings-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;margin-bottom:2px;font-size:11px}.timeout-panel{background:var(--bg-1);border-top:1px solid var(--border-soft);text-align:center;flex-direction:column;align-items:center;gap:10px;padding:20px 16px 18px;display:flex}.timeout-icon{font-size:30px;line-height:1}.timeout-title{color:var(--t-1);font-size:13px;font-weight:600;line-height:1.4}.timeout-btns{justify-content:center;gap:8px;display:flex}.analysis-mode-banner{z-index:10;color:#d0b0ff;text-align:center;letter-spacing:.3px;pointer-events:none;background:#3c1e78e0;border-radius:4px 4px 0 0;padding:5px 8px;font-size:12px;font-weight:600;position:absolute;top:0;left:0;right:0}.oc-actions{gap:6px;margin-top:10px;display:flex}.oc-study-btn,.oc-spar-btn{appearance:none;cursor:pointer;letter-spacing:.3px;text-align:center;border:1px solid;border-radius:6px;flex:1;padding:7px 6px;font-family:inherit;font-size:12px;font-weight:600;transition:background .15s,border-color 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