/* The learning library uses the site's existing Estedad font and green/paper palette. */
.learn-page [hidden]{display:none!important}.learn-page .learn-nav{display:flex;flex-wrap:wrap;gap:22px;font-size:13px}.learn-nav a{padding-block:8px}.learn-nav a[aria-current]{border-block-end:2px solid var(--deep);font-weight:700}.learn-intro{padding-block:48px 28px;max-inline-size:780px}.learn-intro h1{font-size:clamp(26px,3.4vw,42px);font-weight:750;letter-spacing:-.035em;margin-block:14px}.learn-intro>p:last-child{color:var(--muted);font-size:14px;line-height:2}.learn-filters{display:flex;align-items:end;flex-wrap:wrap;gap:16px;padding:20px;border-block:1px solid var(--line);background:var(--soft)}.learn-filters label{display:flex;flex:1 1 180px;flex-direction:column;gap:6px;min-inline-size:0;font-size:12px;color:var(--muted)}.learn-filters .learn-search{flex:3 1 300px}.learn-page input,.learn-page select{inline-size:100%;min-inline-size:0;min-block-size:44px;padding:8px 10px;background:var(--paper);color:var(--ink);border:1px solid #aabbb0;border-radius:3px;font:inherit}.learn-count{font-size:12px;color:var(--muted);margin-block:16px}.learn-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(250px,320px);gap:32px;align-items:start}.learn-lesson{min-inline-size:0}.learn-kicker{font-size:12px;color:var(--muted);margin-block-end:8px}.learn-lesson h2{font-size:24px;letter-spacing:-.025em;line-height:1.7;overflow-wrap:anywhere}.learn-lesson header>p:last-child{font-size:13px;color:var(--muted);margin-block:8px 20px;overflow-wrap:anywhere}.learn-lesson video{display:block;inline-size:100%;aspect-ratio:16/9;object-fit:contain;background:var(--deeper);border-radius:5px}.learn-player-tools{display:flex;flex-wrap:wrap;align-items:end;gap:12px;margin-block:14px}.learn-player-tools label{display:flex;flex-direction:column;gap:3px;font-size:11px;color:var(--muted)}.learn-player-tools select{min-inline-size:110px;font-size:12px}.learn-player-tools button,.learn-player-tools a,.learn-state button,.learn-video-error button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-block-size:44px;padding:8px 12px;border:1px solid #aabbb0;border-radius:3px;background:var(--paper);color:var(--ink);font-size:12px;font-weight:600}.learn-player-tools a{margin-inline-start:auto}.learn-player-tools a bdi{font-weight:400;color:var(--muted);font-variant-numeric:tabular-nums}.learn-note{font-size:12px;line-height:1.9;color:var(--muted);margin-block:8px 14px;overflow-wrap:anywhere}.learn-chapters,.learn-written{border-block-start:1px solid var(--line);padding-block-start:22px;margin-block-start:26px}.learn-lesson h3{font-size:17px;margin-block-end:14px}.learn-chapters ol,.learn-library ol{list-style:none;margin:0;padding:0}.learn-chapters ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.learn-chapters button{display:flex;align-items:start;justify-content:space-between;gap:12px;inline-size:100%;min-block-size:46px;padding:9px 12px;border:1px solid var(--line);border-radius:3px;background:transparent;color:var(--ink);font-size:12px;text-align:start}.learn-chapters button>span{overflow-wrap:anywhere}.learn-chapters bdi{color:var(--muted);flex:none;font-variant-numeric:tabular-nums}.learn-chapters button[aria-current=true]{border-color:var(--deep);background:var(--soft)}.learn-written ol{padding-inline-start:25px;margin:0}.learn-written li{padding-inline-start:6px;margin-block-end:22px;font-size:13px}.learn-written li::marker{color:var(--deep);font-weight:700}.learn-written h4{font-size:14px;line-height:1.9;margin:0 0 5px;overflow-wrap:anywhere}.learn-written p{color:var(--muted);white-space:pre-line;overflow-wrap:anywhere}.learn-written button{border:0;border-block-end:1px solid #aabbb0;background:transparent;color:var(--deep);padding:5px 0;min-block-size:38px;font-size:12px;margin-block-start:8px}.learn-written button bdi{margin-inline-start:8px}.learn-library{min-inline-size:0;border-block:1px solid #aabbb0}.learn-library h2{font-size:15px;font-weight:700;letter-spacing:0;padding:17px 14px;border-block-end:1px solid var(--line)}.learn-library li+li{border-block-start:1px solid var(--line)}.learn-library button{display:flex;align-items:start;gap:12px;inline-size:100%;padding:15px 12px;min-block-size:82px;border:0;border-inline-start:3px solid transparent;background:transparent;color:var(--ink);text-align:start}.learn-library button:hover{background:var(--soft)}.learn-library button.is-selected{border-inline-start-color:var(--deep);background:var(--soft)}.learn-library button:focus-visible{outline-offset:-4px}.learn-list-number{font-size:11px;color:var(--muted);padding-block-start:2px;flex:none;font-variant-numeric:tabular-nums}.learn-list-copy{min-inline-size:0}.learn-list-copy strong{font-size:13px;line-height:1.9;display:block;overflow-wrap:anywhere}.learn-list-copy small{font-size:10px;display:block;color:var(--muted);margin-block-start:5px}.learn-state{padding:24px;margin-block:20px;border:1px solid var(--line);font-size:14px}.learn-state h2{font-size:18px;letter-spacing:0;margin-block-end:8px}.learn-state button{margin-block-start:12px}.learn-video-error{padding:14px;border:1px solid #ae5744;background:#fff1eb;color:var(--ink);border-radius:3px;font-size:13px}.learn-video-error button{margin-block-start:10px}.learn-footer{display:flex;align-items:start;justify-content:space-between;gap:30px;border-block-start:1px solid var(--line);padding-block:26px;margin-block-start:56px;font-size:11px;color:var(--muted)}.learn-footer a{flex:none;text-decoration:underline;text-underline-offset:5px}.learn-mobile-select{display:none}
@media(min-width:1200px){.learn-library ol{max-block-size:1000px;overflow:auto;scrollbar-gutter:stable}}
@media(max-width:1000px){.learn-layout{gap:22px;grid-template-columns:minmax(0,1fr) 240px}.learn-chapters ol{grid-template-columns:minmax(0,1fr)}.learn-lesson h2{font-size:22px}}
@media(max-width:700px){.learn-page .header-inner{min-block-size:82px;gap:14px}.learn-page .brand{font-size:20px}.learn-page .learn-nav{gap:12px;font-size:11px}.learn-page .shell{width:calc(100% - 32px)}.learn-intro{padding-block:30px 24px}.learn-intro h1{font-size:27px}.learn-intro>p:last-child{font-size:13px}.learn-filters{padding:14px;gap:12px}.learn-filters .learn-search{flex-basis:100%}.learn-filters label{flex-basis:calc(50% - 6px)}.learn-layout{display:flex;flex-direction:column;gap:28px}.learn-lesson,.learn-library{inline-size:100%}.learn-lesson h2{font-size:20px}.learn-mobile-select{display:flex;flex-direction:column;gap:5px;margin-block:14px;font-size:12px;color:var(--muted)}.learn-player-tools{gap:8px}.learn-player-tools a{margin-inline-start:0}.learn-player-tools button,.learn-player-tools a{padding-inline:9px}.learn-library ol{max-block-size:400px;overflow:auto}.learn-footer{flex-direction:column;gap:14px;margin-block-start:35px}.learn-chapters ol{grid-template-columns:minmax(0,1fr)}}
@media(max-width:360px){.learn-page .header-inner{flex-wrap:wrap;padding-block:14px}.learn-page .learn-nav{inline-size:100%;justify-content:space-between}.learn-filters label{flex-basis:100%}}
@media(prefers-reduced-motion:reduce){.learn-page,.learn-page *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}