.problems-module__0XcaHG__upNextTitle{font-family:var(--font-heading);font-size:var(--t-heading);margin:0;line-height:1.2}.problems-module__0XcaHG__upNextMeta{font-size:var(--t-body);color:var(--ink-soft);margin:10px 0 16px;line-height:1.5}.problems-module__0XcaHG__solveIt{height:46px;font-size:var(--t-control);padding:0 22px}.problems-module__0XcaHG__levels{flex-direction:column;gap:2px;margin:12px 0 0;padding:0;list-style:none;display:flex}.problems-module__0XcaHG__levels li{font-size:var(--t-body);justify-content:space-between;align-items:baseline;gap:12px;margin:0;padding:0;line-height:1.5;display:flex}.problems-module__0XcaHG__levels li:before{content:none}.problems-module__0XcaHG__levels b{font-family:var(--font-mono);font-size:var(--t-kicker);color:var(--ink-soft);font-weight:400}.problems-module__0XcaHG__tools{flex-direction:column;gap:16px;margin-bottom:clamp(18px,3vw,28px);display:flex}.problems-module__0XcaHG__filters{flex-direction:column;align-items:flex-start;gap:12px;display:flex}.problems-module__0XcaHG__count{font-family:var(--font-mono);font-size:var(--t-kicker);color:var(--ink-soft);font-weight:400}.problems-module__0XcaHG__levelName{text-transform:capitalize}.problems-module__0XcaHG__clear{min-height:40px;font:inherit;font-size:var(--t-body);color:var(--primary);text-underline-offset:4px;cursor:pointer;background:0 0;border:0;padding:0;-webkit-text-decoration:underline dashed;text-decoration:underline dashed}.problems-module__0XcaHG__clear:hover{text-decoration-style:solid}.problems-module__0XcaHG__bar{top:calc(var(--header-h,60px) / var(--reader-zoom,1));z-index:30;background:var(--paper);border-bottom:1.5px dashed var(--line);flex-wrap:wrap;align-items:center;gap:8px 16px;padding:10px 0;display:flex;position:sticky}.problems-module__0XcaHG__showing{font-family:var(--font-heading);font-size:var(--t-title);color:var(--ink-soft);margin:0}.problems-module__0XcaHG__barEnd{flex-wrap:wrap;align-items:center;gap:8px 12px;margin-left:auto;display:flex}.problems-module__0XcaHG__sort{font-size:var(--t-body);color:var(--ink-soft);align-items:center;gap:8px;display:inline-flex}.problems-module__0XcaHG__sort select{min-height:40px;font:inherit;font-size:var(--t-body);color:var(--ink);background:var(--sheet);border:1.5px solid var(--line);cursor:pointer;border-radius:999px;padding:0 32px 0 14px}.problems-module__0XcaHG__viewSeg{background:var(--sheet);border:1.5px solid var(--line);border-radius:999px;padding:2px;display:inline-flex}.problems-module__0XcaHG__viewSeg button{min-height:34px;font:inherit;font-size:var(--t-body);color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:999px;align-items:center;gap:6px;padding:0 12px;display:inline-flex}.problems-module__0XcaHG__viewSeg button[aria-pressed=true]{color:var(--ink);background:var(--primary-soft);font-weight:700}.problems-module__0XcaHG__linkBtn{min-height:40px;font:inherit;font-size:var(--t-body);color:var(--primary);text-underline-offset:4px;cursor:pointer;background:0 0;border:0;padding:0 4px;-webkit-text-decoration:underline dashed;text-decoration:underline dashed}.problems-module__0XcaHG__linkBtn:hover{text-decoration-style:solid}.problems-module__0XcaHG__filterBtn{min-height:44px;font:inherit;font-size:var(--t-body);color:var(--ink);background:var(--sheet);border:1.5px solid var(--line);cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:0 16px;display:none}.problems-module__0XcaHG__badge{min-width:22px;font-family:var(--font-mono);font-size:var(--t-kicker);color:var(--on-primary);text-align:center;background:var(--primary);border-radius:999px;padding:0 6px;line-height:22px}.problems-module__0XcaHG__sort select:focus-visible,.problems-module__0XcaHG__viewSeg button:focus-visible,.problems-module__0XcaHG__linkBtn:focus-visible,.problems-module__0XcaHG__clear:focus-visible,.problems-module__0XcaHG__filterBtn:focus-visible,.problems-module__0XcaHG__readLink:focus-visible,.problems-module__0XcaHG__row:focus-visible{outline:2.5px solid var(--primary);outline-offset:2px}.problems-module__0XcaHG__list{scroll-margin-top:calc(var(--header-h,60px) + 70px);padding-top:12px}.problems-module__0XcaHG__group{content-visibility:auto;contain-intrinsic-size:auto 52px;margin-top:6px}.problems-module__0XcaHG__groupHead{font:inherit;margin:0;padding:0;display:block}.problems-module__0XcaHG__groupHead:before,.problems-module__0XcaHG__groupHead:after{content:none!important}@media (max-width:720px){.problems-module__0XcaHG__groupTopic{display:none}}.problems-module__0XcaHG__groupBody{padding:4px 0 18px 6px}.problems-module__0XcaHG__row{align-items:center;min-height:52px;padding:8px}.problems-module__0XcaHG__tick{width:24px;height:24px;font-size:var(--t-kicker);color:var(--on-primary);border:1.5px dashed var(--line);border-radius:50%;flex:none;place-items:center;font-weight:700;line-height:1;display:grid}.problems-module__0XcaHG__tick[data-done]{background:var(--primary);border:1.5px solid var(--primary)}.problems-module__0XcaHG__rowText{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.problems-module__0XcaHG__rowPattern{font-size:var(--t-meta);color:var(--ink-soft)}.problems-module__0XcaHG__level{font-family:var(--font-mono);font-size:var(--t-kicker);color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;flex:none;padding:3px 12px;line-height:1.3}.problems-module__0XcaHG__level[data-level=beginner]{color:color-mix(in srgb, var(--success) 65%, var(--ink));border-color:var(--success)}.problems-module__0XcaHG__level[data-level=intermediate]{color:color-mix(in srgb, var(--caution) 60%, var(--ink));border-color:var(--caution)}.problems-module__0XcaHG__level[data-level=advanced]{color:color-mix(in srgb, var(--danger) 70%, var(--ink));border-color:var(--danger)}.problems-module__0XcaHG__tests{min-width:5.5rem;font-size:var(--t-meta);color:var(--ink-soft);text-align:right;flex:none}.problems-module__0XcaHG__go{color:var(--ink-soft);flex:none;transition:transform .15s}.problems-module__0XcaHG__row:hover .problems-module__0XcaHG__go{color:var(--primary);transform:translate(3px)}.problems-module__0XcaHG__readLink{min-height:44px;font-size:var(--t-body);color:var(--primary);text-underline-offset:4px;align-items:center;gap:8px;margin-top:8px;padding-left:8px;display:inline-flex}.problems-module__0XcaHG__empty{flex-direction:column;align-items:flex-start;gap:8px;padding:clamp(24px,5vh,56px) 0;display:flex}.problems-module__0XcaHG__emptyTitle{font-family:var(--font-heading);font-size:var(--t-display);margin:0;font-weight:700;line-height:1.1}.problems-module__0XcaHG__emptyText{font-size:var(--t-control);color:var(--ink-soft);margin:0 0 8px}.problems-module__0XcaHG__sheetRoot{z-index:90;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.problems-module__0XcaHG__sheetBackdrop{background:color-mix(in srgb, var(--scrim) 40%, transparent);position:absolute;inset:0}.problems-module__0XcaHG__sheet{background:var(--paper);border:1px solid var(--line);width:min(560px,100%);max-height:88dvh;box-shadow:var(--shadow-lg);border-radius:20px 20px 0 0;flex-direction:column;gap:14px;padding:18px 18px 16px;display:flex;position:relative}.problems-module__0XcaHG__sheetHead{justify-content:space-between;align-items:center;display:flex}.problems-module__0XcaHG__sheetTitle{font-family:var(--font-heading);font-size:var(--t-heading);margin:0;font-weight:700}.problems-module__0XcaHG__sheetBody{flex-direction:column;align-items:flex-start;gap:14px;min-height:0;display:flex;overflow-y:auto}.problems-module__0XcaHG__sheetSort{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.problems-module__0XcaHG__sheetDone{width:100%}@media (max-width:900px){.problems-module__0XcaHG__filters,.problems-module__0XcaHG__barEnd{display:none}.problems-module__0XcaHG__filterBtn{display:inline-flex}.problems-module__0XcaHG__showing{margin-left:auto}}@media (max-width:720px){.problems-module__0XcaHG__row{flex-wrap:wrap;row-gap:4px}.problems-module__0XcaHG__rowText{flex:calc(100% - 100px)}.problems-module__0XcaHG__tests{text-align:left;min-width:0;margin-left:auto}.problems-module__0XcaHG__go{display:none}}@media (prefers-reduced-motion:reduce){.problems-module__0XcaHG__go{transition:none}.problems-module__0XcaHG__row:hover .problems-module__0XcaHG__go{transform:none}}
