.learn-article-header{display:grid;grid-template-columns:minmax(0,1fr)auto;align-items:start}.learn-article-actions{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:.5rem}.learn-podcast-toggle{display:inline-flex;align-items:center;gap:.45rem;min-height:44px;padding:.55rem .8rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--primary-color);font:600 .85rem/1.2 var(--font-family-body);cursor:pointer;white-space:nowrap}.learn-podcast-toggle:hover,.learn-podcast-toggle[aria-expanded=true]{border-color:var(--primary-color);background:var(--surface-strong)}.learn-podcast-duration{color:var(--text-secondary);font-size:.75rem;font-variant-numeric:tabular-nums}.learn-podcast[hidden]{display:none}.learn-podcast{margin:1rem 0 1.5rem;padding:1rem;border:1px solid var(--border);border-radius:1rem;background:var(--surface);color:var(--text-primary);font-family:var(--font-family-body);font-size:.9rem;line-height:1.6;overflow-wrap:anywhere}.learn-podcast-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.learn-podcast h2{margin:0;font-size:1.05rem;line-height:1.4;font-weight:650}.learn-podcast p{margin:.5rem 0}.learn-podcast .learn-podcast-eyebrow{margin:0 0 .35rem;color:var(--primary-color);font-size:.7rem;font-weight:650;letter-spacing:.1em;text-transform:uppercase}.learn-podcast .learn-podcast-note{color:var(--text-secondary);font-size:.8rem}.learn-podcast audio{display:block;width:100%;min-width:0}.learn-podcast-anchor{min-height:54px;margin-top:.75rem}.learn-podcast button{min-height:44px;padding:.45rem .65rem;border:1px solid var(--border);border-radius:.5rem;background:var(--background);color:var(--text-primary);font:inherit}.learn-podcast button{cursor:pointer}.learn-podcast button:hover,.learn-podcast button[aria-current=true]{border-color:var(--primary-color);background:var(--surface-strong)}.learn-podcast button.learn-podcast-close{flex-shrink:0;width:44px;padding:0;border:0;background:0 0;font-size:1.5rem}.learn-podcast [hidden]{display:none}.learn-podcast-controls.is-docked{position:fixed;z-index:50;bottom:calc(1rem + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);display:grid;grid-template-columns:minmax(0,12rem)minmax(0,1fr)44px;align-items:center;gap:.75rem;width:min(60rem,calc(100% - 2rem));padding:.65rem;box-sizing:border-box;border:1px solid var(--border);border-radius:1rem;background:var(--surface);box-shadow:0 4px 24px #0003}.learn-podcast .learn-podcast-return{min-width:0;border:0;background:0 0;text-align:left;color:var(--primary-color);font-size:.75rem}.learn-podcast-return span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-primary);font-size:.8rem}.learn-podcast-return .learn-podcast-current-section{color:var(--text-secondary);font-size:.75rem}.is-docked .learn-podcast-status{grid-column:1/-1;margin:0}.learn-podcast-toggle:focus-visible,.learn-podcast :focus-visible{outline:2px solid var(--primary-color);outline-offset:3px}.learn-podcast summary{margin:1rem 0 .5rem;font-weight:600;cursor:pointer}.learn-podcast-chapters ol{display:grid;gap:.5rem;list-style:none;margin:0;padding:0}.learn-podcast-chapters li{display:flex;align-items:center;gap:.65rem}.learn-podcast-chapters button{flex:1;text-align:left;min-width:0}.learn-podcast-time{display:inline-block;margin-right:.6rem;color:var(--primary-color);font-variant-numeric:tabular-nums}.learn-podcast-status:empty{display:none}.learn-podcast-topic-content{position:relative;isolation:isolate}.learn-podcast-topic-heading{position:relative;scroll-margin-top:calc(var(--navbar-height) + 1.5rem)}.learn-podcast-topic-highlight{position:absolute;z-index:-1;inset-inline:-.75rem;top:calc(var(--podcast-topic-top) - .75rem);height:calc(var(--podcast-topic-height) + 1.5rem);margin:0;box-sizing:border-box;border:1px solid color-mix(in srgb,var(--primary-color) 18%,transparent);border-radius:.75rem;background:color-mix(in srgb,var(--primary-color) 5%,transparent);pointer-events:none}.learn-podcast-topic-highlight[hidden]{display:none}@media(max-width:640px){.learn-article-header{grid-template-columns:minmax(0,1fr);gap:.5rem}.learn-article-actions{justify-content:flex-start}.learn-article-header h1{font-size:1.8rem}.learn-podcast-toggle{padding:.55rem}.learn-podcast-duration{display:inline}.learn-podcast{padding:1rem}.learn-podcast-controls.is-docked{grid-template-columns:minmax(0,1fr)44px;gap:.35rem;width:calc(100% - 1rem);bottom:calc(.5rem + env(safe-area-inset-bottom))}.is-docked .learn-podcast-return{grid-column:1;grid-row:1}.is-docked .learn-podcast-return .learn-podcast-episode-title{display:none}.is-docked .learn-podcast-close{grid-column:2;grid-row:1}.is-docked audio{grid-column:1/-1;grid-row:2}}@media print{.learn-article-actions,.learn-podcast,.learn-podcast-topic-highlight{display:none}}