.ProblemRow-module__bZAKyW__row{border-top:1.5px solid var(--past-bg);grid-template-columns:44px minmax(0,1fr) auto auto;align-items:center;gap:10px 14px;min-height:56px;padding:10px 20px;display:grid}@media (min-width:640px){.ProblemRow-module__bZAKyW__row{grid-template-columns:44px minmax(0,1fr) 90px 160px 110px;padding:0 20px}}.ProblemRow-module__bZAKyW__checkboxWrap{cursor:pointer;justify-content:center;align-items:center;width:44px;height:44px;margin-left:-11px;display:flex}.ProblemRow-module__bZAKyW__checkbox{width:22px;height:22px;accent-color:var(--mint);cursor:pointer}.ProblemRow-module__bZAKyW__name,.ProblemRow-module__bZAKyW__nameSolved{cursor:pointer;min-width:0;font-size:16px;font-weight:700}.ProblemRow-module__bZAKyW__nameSolved{color:var(--muted);text-decoration:line-through}.ProblemRow-module__bZAKyW__diffTag{color:var(--on-accent);border:var(--border);border-radius:8px;justify-self:start;padding:4px 10px;font-size:13px;font-weight:700}.ProblemRow-module__bZAKyW__diffEasy{background:var(--mint)}.ProblemRow-module__bZAKyW__diffMedium{background:var(--yellow)}.ProblemRow-module__bZAKyW__diffHard{background:var(--orange)}.ProblemRow-module__bZAKyW__lessonLink{color:var(--muted);grid-column:2/-1;font-size:14px;text-decoration:none}@media (min-width:640px){.ProblemRow-module__bZAKyW__lessonLink{grid-column:auto}}.ProblemRow-module__bZAKyW__leetcodeLink{grid-column:2/-1;justify-self:start;font-size:14px;font-weight:700;text-decoration:none}@media (min-width:640px){.ProblemRow-module__bZAKyW__leetcodeLink{grid-column:auto;justify-self:end}}
.ProblemGroupSection-module__IMM5Aa__section{background:var(--card);border:var(--border);border-radius:20px;overflow:hidden}.ProblemGroupSection-module__IMM5Aa__headingWrap{margin:0}.ProblemGroupSection-module__IMM5Aa__header,.ProblemGroupSection-module__IMM5Aa__headerOpen{background:var(--card);width:100%;min-height:60px;color:var(--ink);text-align:left;border:0;flex-wrap:wrap;align-items:center;gap:14px;padding:12px 20px;display:flex}.ProblemGroupSection-module__IMM5Aa__headerOpen{background:var(--card-2)}.ProblemGroupSection-module__IMM5Aa__chip{font-family:var(--font-mono);background:var(--yellow);color:var(--on-accent);border:var(--border);border-radius:8px;padding:3px 8px;font-size:13px;font-weight:700}.ProblemGroupSection-module__IMM5Aa__label{font-family:var(--font-display);letter-spacing:-.03em;flex-grow:1;font-size:18px;font-weight:700}.ProblemGroupSection-module__IMM5Aa__summary{color:var(--muted);font-size:14px}.ProblemGroupSection-module__IMM5Aa__track{background:var(--paper);border:var(--border);border-radius:999px;width:110px;height:10px;display:block;overflow:hidden}.ProblemGroupSection-module__IMM5Aa__fill{background:var(--mint);height:100%;display:block}.ProblemGroupSection-module__IMM5Aa__caret{text-align:center;width:18px;font-size:18px;font-weight:700}.ProblemGroupSection-module__IMM5Aa__list{margin:0;padding:0 0 6px;list-style:none}.ProblemGroupSection-module__IMM5Aa__empty{color:var(--muted);padding:16px 20px;font-size:15px}
.ProblemsBrowser-module___XDdgG__wrap{flex-direction:column;gap:28px;display:flex}.ProblemsBrowser-module___XDdgG__header{flex-direction:column;gap:24px;display:flex}@media (min-width:900px){.ProblemsBrowser-module___XDdgG__header{flex-direction:row;justify-content:space-between;align-items:flex-end}}.ProblemsBrowser-module___XDdgG__headerCopy{flex-direction:column;gap:8px;max-width:680px;display:flex}.ProblemsBrowser-module___XDdgG__title,.ProblemsBrowser-module___XDdgG__subtitle{margin:0}.ProblemsBrowser-module___XDdgG__title{font-size:18px;font-weight:700}.ProblemsBrowser-module___XDdgG__subtitle{color:var(--muted);font-size:16px;line-height:1.5}.ProblemsBrowser-module___XDdgG__statsGrid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;min-width:0;display:grid}@media (min-width:500px){.ProblemsBrowser-module___XDdgG__statsGrid{min-width:420px}}.ProblemsBrowser-module___XDdgG__statTile{border:var(--border);border-radius:16px;flex-direction:column;gap:4px;padding:12px 14px;display:flex}.ProblemsBrowser-module___XDdgG__statEasy{background:var(--tint-mint)}.ProblemsBrowser-module___XDdgG__statMedium{background:var(--tint-yellow)}.ProblemsBrowser-module___XDdgG__statHard{background:var(--tint-cream)}.ProblemsBrowser-module___XDdgG__statLabel{font-size:13px;font-weight:700}.ProblemsBrowser-module___XDdgG__statValue{font-size:22px;font-weight:800}.ProblemsBrowser-module___XDdgG__filterBar{background:var(--card);border:var(--border);box-shadow:var(--shadow-md);border-radius:18px;flex-wrap:wrap;align-items:center;gap:12px;padding:14px;display:flex}.ProblemsBrowser-module___XDdgG__searchField{background:var(--paper);border:var(--border);min-width:200px;height:46px;color:var(--muted);border-radius:12px;flex-grow:1;align-items:center;gap:8px;padding:0 14px;display:flex}.ProblemsBrowser-module___XDdgG__searchField:focus-within{outline:3px solid var(--focus);outline-offset:3px}.ProblemsBrowser-module___XDdgG__searchInput{min-width:0;color:var(--ink);background:0 0;border:0;outline:none;flex-grow:1;align-self:stretch;font-size:16px}.ProblemsBrowser-module___XDdgG__segmentGroup{flex-wrap:wrap;gap:6px;display:flex}.ProblemsBrowser-module___XDdgG__segment,.ProblemsBrowser-module___XDdgG__segmentActive{border:var(--border);border-radius:var(--radius-btn);background:var(--card);height:44px;color:var(--ink);padding:0 14px;font-size:14px;font-weight:700}.ProblemsBrowser-module___XDdgG__segmentActive{background:var(--inverse-bg);color:var(--inverse-fg)}.ProblemsBrowser-module___XDdgG__shownLabel{color:var(--muted);text-align:right;min-width:110px;margin-left:auto;font-size:14px}.ProblemsBrowser-module___XDdgG__groups{flex-direction:column;gap:14px;display:flex}
.page-module__E7o80W__page{flex-direction:column;gap:20px;padding:24px 16px 64px;display:flex}@media (min-width:768px){.page-module__E7o80W__page{padding:32px 32px 96px}}@media (min-width:1200px){.page-module__E7o80W__page{padding:32px 88px 96px}}.page-module__E7o80W__breadcrumb{color:var(--muted);font-size:14px}.page-module__E7o80W__title{margin:0;font-size:clamp(40px,6vw,64px);font-weight:800;line-height:1}