.rf-learn{padding:24px 0 64px}.rf-learn__head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:24px}.rf-learn__head h1{margin:0;font-size:26px;font-weight:800;color:var(--rafina-text)}.rf-learn__head p{margin:0;font-size:13px;color:var(--rafina-text-dim)}.rf-learn__layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:24px;align-items:start}.rf-learn__aside{position:sticky;top:16px}.rf-learn__toggle{display:none}.rf-learn__main{min-width:0}.rf-learn__sort{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:20px;border-bottom:1px solid var(--rafina-border)}.rf-learn__sort button{min-height:44px;padding:0 14px;margin-bottom:-1px;border:0;border-bottom:2px solid transparent;background:none;font:inherit;font-size:14px;color:var(--rafina-text-dim);cursor:pointer}.rf-learn__sort button[aria-selected=true]{color:var(--rafina-accent-2);font-weight:700;border-bottom-color:var(--rafina-accent-2)}.rf-learn__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;transition:opacity .2s}.rf-learn__grid.is-busy{opacity:.55;pointer-events:none}.rf-ccard{display:flex;flex-direction:column;min-width:0;overflow:hidden;background:var(--rafina-panel);border:1px solid var(--rafina-border);border-radius:var(--rafina-radius, 16px);color:inherit;text-decoration:none;transition:transform .2s,box-shadow .2s}a.rf-ccard:hover{transform:translateY(-3px);box-shadow:0 12px 28px color-mix(in srgb,var(--rafina-text) 10%,transparent)}.rf-ccard__cover{position:relative;aspect-ratio:16 / 9;background:var(--rafina-bg-2)}.rf-ccard__cover.is-tall{aspect-ratio:2 / 3}.rf-ccard__cover img{display:block;width:100%;height:100%;object-fit:cover}.rf-ccard__cover.is-blank{display:grid;place-items:center;color:var(--rafina-on-accent);font-size:48px;font-weight:800}.tone-0{background:var(--rafina-accent-2)}.tone-1{background:var(--rafina-accent)}.tone-2{background:color-mix(in srgb,var(--rafina-accent-2) 65%,var(--rafina-text))}.rf-ccard__body{display:flex;flex-direction:column;flex:1;gap:8px;padding:14px 16px 16px}.rf-ccard__title{margin:0;font-size:15px;font-weight:700;line-height:1.7;color:var(--rafina-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.rf-ccard__sub{margin:0;font-size:12.5px;color:var(--rafina-text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rf-ccard__meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--rafina-text-dim)}.rf-ccard__stat{display:inline-flex;align-items:center;gap:4px}.rf-ccard__foot{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:10px;border-top:1px solid var(--rafina-border)}.rf-ccard__teacher{display:inline-flex;align-items:center;gap:8px;min-width:0;font-size:12.5px;color:var(--rafina-text-dim)}.rf-ccard__teacher img,.rf-ccard__avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;flex:none}.rf-ccard__avatar{display:grid;place-items:center;background:var(--rafina-bg-2);color:var(--rafina-accent-2);font-size:12px;font-weight:700}.rf-ccard__price{font-size:15px;font-weight:800;color:var(--rafina-accent-2);white-space:nowrap}.rf-ccard__badge{padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap}.rf-ccard__badge.is-free{background:color-mix(in srgb,var(--rafina-ok, #16a34a) 14%,transparent);color:var(--rafina-ok, #16a34a)}.rf-ccard__badge.is-sub{background:color-mix(in srgb,var(--rafina-accent-2) 12%,transparent);color:var(--rafina-accent-2)}.rf-rating{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--rafina-text-dim)}.rf-rating--compact{gap:4px}.rf-rating__stars{display:inline-flex;gap:1px;color:var(--rafina-border)}.rf-rating svg.is-fill{fill:currentColor;color:var(--rafina-accent)}.rf-ccard.is-skeleton .rf-ccard__cover{animation:rf-sk 1.2s infinite}.rf-sk{display:block;height:12px;border-radius:6px;background:var(--rafina-bg-2);animation:rf-sk 1.2s infinite}.rf-sk--t{height:16px;width:80%}.rf-sk--s{width:40%}@keyframes rf-sk{50%{opacity:.5}}.rf-learn__state{padding:48px 16px;text-align:center;color:var(--rafina-text-dim);background:var(--rafina-panel);border:1px dashed var(--rafina-border);border-radius:var(--rafina-radius, 16px)}.rf-learn__state h2{margin:0 0 8px;font-size:17px;color:var(--rafina-text)}.rf-learn__state p{margin:0 0 16px;font-size:13.5px}.rf-learn-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border:1px solid var(--rafina-accent-2);border-radius:12px;background:var(--rafina-accent-2);color:var(--rafina-on-accent);font:inherit;font-size:14px;font-weight:700;text-decoration:none;cursor:pointer}.rf-learn-btn.is-ghost{background:transparent;color:var(--rafina-accent-2)}.rf-learn-btn:disabled{opacity:.6;cursor:default}.rf-lfilter{display:flex;flex-direction:column;gap:20px;padding:18px;background:var(--rafina-panel);border:1px solid var(--rafina-border);border-radius:var(--rafina-radius, 16px)}.rf-lfilter__search{display:flex;align-items:center;gap:8px;min-height:44px;padding-inline:12px;border:1px solid var(--rafina-border);border-radius:12px;background:var(--rafina-bg);color:var(--rafina-text-dim)}.rf-lfilter__search input{flex:1;min-width:0;border:0;background:none;font:inherit;font-size:13.5px;color:var(--rafina-text);outline:none}.rf-lfilter__group{min-width:0;margin:0;padding:0;border:0}.rf-lfilter__group legend{padding:0;margin-bottom:8px;font-size:14px;font-weight:700;color:var(--rafina-text)}.rf-lfilter__row{display:flex;align-items:center;gap:8px;min-height:36px;font-size:13.5px;color:var(--rafina-text);cursor:pointer}.rf-lfilter__row.is-child{padding-inline-start:20px}.rf-lfilter__row input{width:16px;height:16px;margin:0;flex:none;accent-color:var(--rafina-accent-2)}.rf-lfilter__row em{margin-inline-start:auto;font-style:normal;font-size:12px;color:var(--rafina-text-dim)}.rf-lfilter__range{display:grid;grid-template-columns:1fr 1fr;gap:8px}.rf-lfilter__range label{display:flex;align-items:center;gap:6px;min-height:40px;padding-inline:10px;border:1px solid var(--rafina-border);border-radius:10px;background:var(--rafina-bg);font-size:12px;color:var(--rafina-text-dim)}.rf-lfilter__range input{width:100%;min-width:0;border:0;background:none;font:inherit;font-size:13px;color:var(--rafina-text);outline:none;-moz-appearance:textfield}.rf-lfilter__hint{margin:8px 0 0;font-size:12px;color:var(--rafina-text-dim)}.rf-lfilter__actions{display:grid;gap:8px}.rf-pager{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:6px;margin-top:32px}.rf-pager button{min-width:44px;min-height:44px;padding:0 8px;border:1px solid var(--rafina-border);border-radius:10px;background:var(--rafina-panel);color:var(--rafina-text);font:inherit;font-size:14px;cursor:pointer}.rf-pager button[aria-current=page]{background:var(--rafina-accent-2);border-color:var(--rafina-accent-2);color:var(--rafina-on-accent);font-weight:700}.rf-pager button:disabled{opacity:.4;cursor:default}.rf-pager__dots{padding:0 4px;color:var(--rafina-text-dim)}.rf-pager__prev svg{transform:rotate(-90deg)}.rf-pager__next svg{transform:rotate(90deg)}html[dir=ltr] .rf-pager__prev svg{transform:rotate(90deg)}html[dir=ltr] .rf-pager__next svg{transform:rotate(-90deg)}@media (max-width: 900px){.rf-learn__layout{grid-template-columns:1fr}.rf-learn__grid{grid-template-columns:repeat(2,minmax(0,1fr))}.rf-learn__aside{position:static}.rf-learn__toggle{display:flex;align-items:center;gap:8px;width:100%;min-height:44px;padding:0 16px;border:1px solid var(--rafina-border);border-radius:12px;background:var(--rafina-panel);color:var(--rafina-text);font:inherit;font-size:14px;font-weight:700;cursor:pointer}.rf-learn__chev{margin-inline-start:auto;transition:transform .2s}.rf-learn__aside.is-open .rf-learn__chev{transform:rotate(180deg)}.rf-learn__drawer{display:none;margin-top:8px}.rf-learn__aside.is-open .rf-learn__drawer{display:block}}@media (max-width: 520px){.rf-learn__grid{grid-template-columns:1fr}.rf-learn__head{flex-direction:column;gap:4px}}