.SheetsPractice_root__AJQ5_{--ink:#1f1f1f;--muted:#5f6368;--line:#dadce0;--surface:#f1f3f4;--paper:#fff;--green:#188038;--green-soft:#e6f4ea;--select:#1a73e8;--spill:#e8f0fe;--target:#fef7e0;--error:#c5221f;color:var(--ink);letter-spacing:0}.SheetsPractice_layout__Ej7Ey{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px;align-items:start}.SheetsPractice_lessons__ELKji{position:sticky;top:84px;display:flex;flex-direction:column;gap:12px}.SheetsPractice_progress__kcAUr{display:flex;justify-content:space-between;font-size:12px;font-weight:700;text-transform:uppercase;color:var(--muted)}.SheetsPractice_bar__qIvac{height:6px;border-radius:999px;background:var(--surface);overflow:hidden;margin-top:-4px}.SheetsPractice_bar__qIvac span{display:block;height:100%;background:var(--green);border-radius:inherit;transition:width .3s ease}.SheetsPractice_lessons__ELKji ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.SheetsPractice_lessons__ELKji li button{width:100%;line-height:1.3;display:flex;align-items:center;gap:10px;min-height:42px;padding:8px 10px;border:1px solid transparent;border-radius:10px;background:none;color:inherit;text-align:left;font-size:14px;cursor:pointer}.SheetsPractice_lessons__ELKji li button:hover{background:var(--surface)}.SheetsPractice_lessons__ELKji li button[aria-current]{background:var(--surface);border-color:var(--line);font-weight:600}.SheetsPractice_badge___fUyu{flex:none;display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);font-size:12px;font-variant-numeric:tabular-nums}.SheetsPractice_badge___fUyu[data-done=true]{background:var(--green);border-color:var(--green);color:#fff}.SheetsPractice_dialect__70JBy{display:flex;flex-direction:column;gap:6px;font-size:13px;padding-top:12px;border-top:1px solid var(--line)}.SheetsPractice_dialect__70JBy span{display:flex;align-items:center;gap:6px;font-weight:600}.SheetsPractice_root__AJQ5_ select{min-height:40px;border:1px solid var(--line);border-radius:10px;padding:6px 8px;background:var(--surface);color:inherit;font-size:13px;max-width:100%}.SheetsPractice_main__PdeCf{min-width:0;display:flex;flex-direction:column;gap:14px}.SheetsPractice_lesson__y2wuy h2{font-size:20px;font-weight:700;margin:0 0 6px}.SheetsPractice_lesson__y2wuy p{margin:0;line-height:1.6;font-size:15px}.SheetsPractice_example__oXmds{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;font-size:13px}.SheetsPractice_example__oXmds>span:first-child{color:var(--muted);font-weight:600}.SheetsPractice_root__AJQ5_ code{font:14px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:2px 7px;overflow-wrap:anywhere}.SheetsPractice_alias__tGBRh{font-size:12px;color:var(--green);background:var(--green-soft);border-radius:999px;padding:3px 9px;font-weight:600}.SheetsPractice_task__4EUCL{border-left:3px solid var(--green);padding:4px 0 4px 12px}.SheetsPractice_task__4EUCL p{margin:0;font-size:15px;line-height:1.55}.SheetsPractice_stepCount__drfhg{display:block;font-size:12px;font-weight:700;color:var(--green);margin-bottom:2px}.SheetsPractice_formulaBar__CvFw2{display:flex;align-items:stretch;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--paper)}.SheetsPractice_formulaBar__CvFw2:focus-within{border-color:var(--select);box-shadow:0 0 0 3px rgba(26,115,232,.15)}.SheetsPractice_nameBox__lkwMw{justify-content:center;min-width:56px;padding:0 8px;background:var(--surface);font:600 13px ui-monospace,monospace}.SheetsPractice_fx__AGzQH,.SheetsPractice_nameBox__lkwMw{flex:none;display:flex;align-items:center;border-right:1px solid var(--line)}.SheetsPractice_fx__AGzQH{padding:0 10px;color:var(--muted);font:italic 600 14px Georgia,serif}.SheetsPractice_formulaBar__CvFw2 input{flex:1;min-width:0;border:0;outline:0;padding:10px 12px;background:transparent;color:inherit;font:16px ui-monospace,SFMono-Regular,Menlo,monospace}.SheetsPractice_formulaBar__CvFw2 input:disabled{opacity:.75}.SheetsPractice_gridWrap__WgiAh{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:var(--paper)}.SheetsPractice_grid__amv73{border-collapse:collapse;font-size:14px;min-width:100%;user-select:none;-webkit-user-select:none;touch-action:pan-x pan-y}.SheetsPractice_grid__amv73 th{background:var(--surface);color:var(--muted);font-weight:600;font-size:12px;padding:4px 8px;border:1px solid var(--line);text-align:center;min-width:36px}.SheetsPractice_grid__amv73 thead th:first-child{width:36px}.SheetsPractice_grid__amv73 td{border:1px solid var(--line);padding:6px 9px;min-width:84px;height:34px;white-space:nowrap;cursor:cell}.SheetsPractice_grid__amv73 td[data-num]{text-align:right;font-variant-numeric:tabular-nums}.SheetsPractice_grid__amv73 td[data-header]{font-weight:700}.SheetsPractice_grid__amv73 td[data-expected]{outline:1px dashed var(--select);outline-offset:-3px}.SheetsPractice_grid__amv73 td[data-spill]{background:var(--spill)}.SheetsPractice_grid__amv73 td[data-target]{background:var(--target)}.SheetsPractice_grid__amv73 td[data-main]{outline:2px solid var(--select);outline-offset:-2px}.SheetsPractice_grid__amv73 td[data-answered]{background:var(--green-soft)}.SheetsPractice_grid__amv73 td[data-error]{color:var(--error);font-weight:600}.SheetsPractice_grid__amv73 tbody th{position:sticky;left:0}.SheetsPractice_tip__7rW06{margin:-6px 0 0;font-size:12px;color:var(--muted)}.SheetsPractice_feedback__1aPXo{margin:0;padding:10px 12px;border-radius:10px;background:#fce8e6;color:#a50e0e;font-size:14px;line-height:1.5}.SheetsPractice_success__mbdVb{padding:10px 12px;border-radius:10px;background:var(--green-soft);color:#0d652d}.SheetsPractice_success__mbdVb p{margin:0;display:flex;align-items:center;gap:6px;flex-wrap:wrap}.SheetsPractice_equivalents__ZQH8O{margin-top:6px!important;font-size:13px;gap:12px!important}.SheetsPractice_equivalents__ZQH8O span{display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap}.SheetsPractice_hints__KoKXb{margin:0;padding:10px 12px 10px 30px;border-radius:10px;background:var(--surface);font-size:14px;line-height:1.5}.SheetsPractice_actions__kh8Wq{display:flex;flex-wrap:wrap;gap:10px}.SheetsPractice_actions__kh8Wq button{min-height:42px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:inherit;font-size:14px;cursor:pointer}.SheetsPractice_actions__kh8Wq button:hover{border-color:var(--green)}.SheetsPractice_actions__kh8Wq .SheetsPractice_primary__f0_0m{background:var(--green);border-color:var(--green);color:#fff;font-weight:600}.SheetsPractice_root__AJQ5_ :focus-visible{outline:2px solid var(--select);outline-offset:2px}.dark .SheetsPractice_root__AJQ5_{--ink:#e8eaed;--muted:#bdc1c6;--line:#3c4043;--surface:#202124;--paper:#171717;--green-soft:#0f3d22;--select:#8ab4f8;--spill:#1c2b45;--target:#3b3416;--error:#f28b82}.dark .SheetsPractice_alias__tGBRh{color:#81c995}.dark .SheetsPractice_success__mbdVb{color:#ceead6}.dark .SheetsPractice_feedback__1aPXo{background:#3c1715;color:#f6c7c3}.dark .SheetsPractice_badge___fUyu[data-done=true]{background:#81c995;border-color:#81c995;color:#171717}.dark .SheetsPractice_actions__kh8Wq .SheetsPractice_primary__f0_0m{background:#1e8e3e;border-color:#1e8e3e}@media (max-width:760px){.SheetsPractice_layout__Ej7Ey{grid-template-columns:minmax(0,1fr)}.SheetsPractice_lessons__ELKji{position:static}.SheetsPractice_lessons__ELKji ol{flex-direction:row;overflow-x:auto;padding-bottom:4px}.SheetsPractice_lessons__ELKji li button{white-space:nowrap}.SheetsPractice_actions__kh8Wq button{flex:1 1 auto}}.SheetsPractice_daily__U22js{display:flex;align-items:center;gap:10px;width:100%;min-height:52px;padding:8px 12px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:inherit;text-align:left;cursor:pointer}.SheetsPractice_daily__U22js:hover,.SheetsPractice_daily__U22js[aria-current]{border-color:var(--green)}.SheetsPractice_daily__U22js>svg{flex:none;color:var(--green)}.SheetsPractice_daily__U22js>span:nth-child(2){display:flex;flex-direction:column;min-width:0;flex:1}.SheetsPractice_daily__U22js strong{font-size:14px}.SheetsPractice_daily__U22js small{font-size:12px;color:var(--muted)}.SheetsPractice_streak__8ikcR{display:inline-flex;align-items:center;gap:3px;flex:none;padding:2px 8px;border-radius:999px;background:#fef7e0;color:#b06000;font-size:12px;font-weight:700;font-variant-numeric:tabular-nums}.dark .SheetsPractice_streak__8ikcR{background:#3b2a10;color:#fdd663}.SheetsPractice_reference__dnLzf{display:inline-flex;align-items:center;gap:2px;font-size:13px;font-weight:600;color:var(--green);text-decoration:none}.SheetsPractice_reference__dnLzf:hover{text-decoration:underline;text-underline-offset:3px}a.SheetsPractice_alias__tGBRh{text-decoration:none}a.SheetsPractice_alias__tGBRh:hover{text-decoration:underline;text-underline-offset:3px}.SheetsPractice_examHeader__vjfWL{display:flex;align-items:center;flex-wrap:wrap;gap:12px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.SheetsPractice_examHeader__vjfWL strong{font-size:15px}.SheetsPractice_examHeader__vjfWL button{margin-left:auto;min-height:36px;padding:6px 12px;border:1px solid var(--line);border-radius:10px;background:var(--paper);color:inherit;font-size:13px;cursor:pointer}.SheetsPractice_dots__SQtYB{display:flex;gap:4px}.SheetsPractice_dots__SQtYB span{width:10px;height:10px;border-radius:50%;background:var(--line)}.SheetsPractice_dots__SQtYB span[data-state=ok]{background:var(--green)}.SheetsPractice_dots__SQtYB span[data-state=miss]{background:var(--error)}.SheetsPractice_dots__SQtYB span[data-state=now]{box-shadow:0 0 0 2px var(--green);background:var(--paper)}.SheetsPractice_clock__GS3jb{display:inline-flex;align-items:center;gap:4px;font-variant-numeric:tabular-nums;font-weight:600;font-size:14px}.SheetsPractice_score__FUGEe{display:flex;align-items:center;gap:14px;margin:6px 0!important}.SheetsPractice_score__FUGEe strong{font-size:40px;line-height:1;color:var(--green);font-variant-numeric:tabular-nums}.SheetsPractice_score__FUGEe span{display:inline-flex;align-items:center;gap:6px;font-size:16px;font-variant-numeric:tabular-nums}.SheetsPractice_review__SrqZI{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:12px;overflow:hidden}.SheetsPractice_review__SrqZI li{display:flex;align-items:center;gap:10px;padding:8px 12px;border-top:1px solid var(--line);font-size:14px}.SheetsPractice_review__SrqZI li:first-child{border-top:0}.SheetsPractice_review__SrqZI li>svg{flex:none;color:var(--error)}.SheetsPractice_review__SrqZI li[data-ok=true]>svg{color:var(--green)}.SheetsPractice_review__SrqZI li span{flex:1;min-width:0}.SheetsPractice_review__SrqZI li button{min-height:32px;padding:4px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:inherit;font-size:12px;cursor:pointer}.SheetsPractice_related__LH__L{margin:0;font-size:13px;color:var(--muted)}.SheetsPractice_related__LH__L a{color:var(--green);font-weight:600;text-underline-offset:3px}.SheetsPractice_refHint__66tSv{margin:-6px 0 0;font-size:13px;color:var(--muted)}.SheetsPractice_refHint__66tSv a{color:var(--green);font-weight:600;text-underline-offset:3px}.SheetsPractice_review__SrqZI li a{font-size:12px;font-weight:600;color:var(--green);text-decoration:none}.SheetsPractice_review__SrqZI li a:hover{text-decoration:underline;text-underline-offset:3px}