.learn-shell.svelte-24w7t6{display:flex;flex-direction:column;min-height:100vh;background:var(--bg-base)}.learn-header.svelte-24w7t6{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.25rem;background:var(--bg-surface);border-bottom:1px solid var(--border-default);position:sticky;top:0;z-index:100}.learn-header-left.svelte-24w7t6{display:flex;align-items:center;gap:.75rem}.sidebar-toggle.svelte-24w7t6{background:none;border:none;cursor:pointer;color:var(--text-primary);padding:.25rem;display:flex}@media(min-width:1024px){.sidebar-toggle.svelte-24w7t6{display:none}}.learn-back.svelte-24w7t6{font-size:.8125rem;color:var(--text-muted);text-decoration:none}.learn-back.svelte-24w7t6:hover{color:var(--accent-primary)}.learn-progress.svelte-24w7t6{display:flex;align-items:center;gap:.75rem}.lp-bar.svelte-24w7t6{width:120px;height:4px;background:var(--bg-elevated);border-radius:2px;overflow:hidden}@media(max-width:479px){.lp-bar.svelte-24w7t6{width:60px}}.lp-fill.svelte-24w7t6{height:100%;background:linear-gradient(90deg,var(--accent-primary),var(--accent-secondary));border-radius:2px}.lp-text.svelte-24w7t6{font-size:.75rem;color:var(--text-muted)}.learn-body.svelte-24w7t6{display:flex;flex:1}.learn-sidebar.svelte-24w7t6{width:320px;flex-shrink:0;background:var(--bg-surface);border-right:1px solid var(--border-default);overflow-y:auto;height:calc(100vh - 52px);position:sticky;top:52px;display:none}@media(min-width:1024px){.learn-sidebar.svelte-24w7t6{display:block}}.learn-sidebar.open.svelte-24w7t6{display:block;position:fixed;left:0;top:52px;bottom:0;z-index:90;width:300px}.sidebar-inner.svelte-24w7t6{padding:1rem 0}.sidebar-module.svelte-24w7t6{border-bottom:1px solid var(--border-default)}.mod-header.svelte-24w7t6{width:100%;padding:1rem 1.25rem;background:none;border:none;cursor:pointer;text-align:left;display:flex;flex-direction:column;gap:.125rem}.mod-label.svelte-24w7t6{font-size:.625rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-primary)}.mod-title.svelte-24w7t6{font-size:.875rem;font-weight:600;color:var(--text-primary)}.mod-lessons.svelte-24w7t6{padding:0 0 .5rem}.lesson-btn.svelte-24w7t6{width:100%;display:flex;align-items:center;gap:.625rem;padding:.625rem 1.25rem .625rem 2rem;background:none;border:none;cursor:pointer;text-align:left;transition:background .2s ease}.lesson-btn.svelte-24w7t6:hover{background:var(--bg-elevated)}.lesson-btn.active.svelte-24w7t6{background:var(--accent-glow);border-right:2px solid var(--accent-primary)}.lesson-type-icon.svelte-24w7t6{font-size:.875rem;flex-shrink:0}.lesson-text.svelte-24w7t6{display:flex;flex-direction:column}.lesson-name.svelte-24w7t6{font-size:.8125rem;color:var(--text-primary)}.lesson-dur.svelte-24w7t6{font-size:.6875rem;color:var(--text-muted)}.learn-main.svelte-24w7t6{flex:1;padding:2rem 1.25rem;max-width:900px}@media(min-width:768px){.learn-main.svelte-24w7t6{padding:2rem 3rem}}.video-placeholder.svelte-24w7t6{aspect-ratio:16/9;background:var(--bg-card);border:1px solid var(--border-default);border-radius:var(--radius-card);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;margin-bottom:2rem}.play-btn.svelte-24w7t6{width:56px;height:56px;border-radius:50%;background:var(--accent-glow);display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--accent-primary)}.video-placeholder.svelte-24w7t6 p:where(.svelte-24w7t6){font-size:.8125rem;color:var(--text-muted)}.lesson-module-label.svelte-24w7t6{font-size:.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-primary)}.lesson-details.svelte-24w7t6 h1:where(.svelte-24w7t6){font-size:1.5rem;font-weight:700;color:var(--text-primary);margin:.375rem 0 1rem}.lesson-body.svelte-24w7t6{font-size:1rem;line-height:1.8;color:var(--text-secondary)}.resources-placeholder.svelte-24w7t6{margin-top:2rem;padding:1.5rem;background:var(--bg-card);border:1px dashed var(--border-default);border-radius:var(--radius-card)}.resources-placeholder.svelte-24w7t6 h3:where(.svelte-24w7t6){font-size:.9375rem;font-weight:600;color:var(--text-primary);margin:0 0 .375rem}.resources-placeholder.svelte-24w7t6 p:where(.svelte-24w7t6){font-size:.8125rem;color:var(--text-muted);margin:0}.lesson-nav.svelte-24w7t6{display:flex;justify-content:space-between;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--border-default);gap:1rem}