.lab_container__VrZEZ{min-height:100vh;display:flex;flex-direction:column}.lab_header__4JKnc{background:linear-gradient(135deg,#27ae60,#229954);color:#fff;padding:var(--spacing-lg);box-shadow:0 2px 10px rgba(0,0,0,.1)}.lab_headerContent__2_x6a{max-width:var(--max-width);margin:0 auto}.lab_backLink__a4UlC{color:#fff;opacity:.9;font-size:.95rem;display:inline-block;margin-bottom:var(--spacing-sm)}.lab_backLink__a4UlC:hover{opacity:1;text-decoration:none}.lab_labHeader__mU7hG{display:flex;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.lab_labBadge___FDIf{background:hsla(0,0%,100%,.25);color:#fff;padding:.4em 1em;border-radius:20px;font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.lab_labHeader__mU7hG h1{margin:0;color:#fff;font-size:2rem;flex:1 1}.lab_layout__uPFVs{display:flex;max-width:var(--max-width);margin:0 auto;width:100%;flex:1 1}.lab_sidebar__TH0gS{width:var(--sidebar-width);padding:var(--spacing-lg);position:-webkit-sticky;position:sticky;top:0;height:-moz-fit-content;height:fit-content;border-right:1px solid var(--color-border);background:var(--color-bg-light)}.lab_sidebarCard__ZAR9D{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.lab_main__ZDQY2{flex:1 1;padding:var(--spacing-xl) var(--spacing-lg);min-width:0}.lab_mobileGitHub__U1kzC{display:none;margin-bottom:var(--spacing-lg)}.lab_labNavigation__Ah3Xp{margin:var(--spacing-2xl) 0;padding:var(--spacing-xl);background:linear-gradient(135deg,#efe9e3,#f9f8f6);border-radius:12px;border:1px solid #d9cfc7}.lab_navButtons__ocvkE{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.lab_navButton__zIlYi{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);background:#fff;border:2px solid #d9cfc7;border-radius:8px;color:var(--color-text);text-decoration:none;font-weight:600;transition:all .3s ease;min-width:200px;justify-content:center}.lab_navButton__zIlYi:hover{transform:translateY(-2px);box-shadow:0 4px 12px hsla(33,29%,70%,.3)}.lab_chapterButton__0FP10:hover{background:linear-gradient(135deg,#c9b59c,#b8967d);color:#fff;border-color:#c9b59c}.lab_courseButton__dunS7:hover{background:linear-gradient(135deg,#8b9d7f,#7a8c6f);color:#fff;border-color:#8b9d7f}.lab_navIcon__WsL_5{font-size:1.3rem}@media (max-width:768px){.lab_navButtons__ocvkE{flex-direction:column}.lab_navButton__zIlYi{width:100%}.lab_labNavigation__Ah3Xp{padding:var(--spacing-md)}}.lab_content__SxCKh{max-width:800px;line-height:1.8}.lab_content__SxCKh h2{font-size:1.8rem;margin-top:var(--spacing-xl);margin-bottom:var(--spacing-md);border-bottom:2px solid var(--color-border);padding-bottom:var(--spacing-xs);color:#27ae60}.lab_content__SxCKh h3{font-size:1.4rem;margin-top:var(--spacing-lg);margin-bottom:var(--spacing-sm);color:#229954}.lab_content__SxCKh p{margin:var(--spacing-md) 0;font-size:1.05rem}.lab_content__SxCKh ol,.lab_content__SxCKh ul{margin:var(--spacing-md) 0;padding-left:var(--spacing-xl)}.lab_content__SxCKh li{margin:var(--spacing-sm) 0}.lab_content__SxCKh code{background:var(--color-code-bg);padding:.2em .5em;border-radius:3px;font-size:.9em;font-family:var(--font-mono);color:#c7254e}.lab_content__SxCKh pre{background:#1e1e1e;color:#d4d4d4;border:none;border-radius:8px;padding:var(--spacing-lg);overflow-x:auto;margin:var(--spacing-lg) 0;box-shadow:0 4px 6px rgba(0,0,0,.1)}.lab_content__SxCKh pre code{background:none;padding:0;color:#d4d4d4;font-size:.95rem;line-height:1.6}.lab_content__SxCKh strong{color:var(--color-primary);font-weight:600}.lab_content__SxCKh blockquote{border-left:4px solid #27ae60;background:var(--color-bg-light);padding:var(--spacing-md) var(--spacing-lg);margin:var(--spacing-lg) 0;border-radius:4px}@media (max-width:968px){.lab_layout__uPFVs{flex-direction:column}.lab_sidebar__TH0gS{width:100%;position:static;border-right:none;border-bottom:1px solid var(--color-border)}.lab_sidebarCard__ZAR9D{display:none}.lab_mobileGitHub__U1kzC{display:block}}@media (max-width:768px){.lab_labHeader__mU7hG{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.lab_labHeader__mU7hG h1{font-size:1.6rem}.lab_main__ZDQY2{padding:var(--spacing-lg) var(--spacing-md)}.lab_content__SxCKh{max-width:100%}.lab_content__SxCKh pre{padding:var(--spacing-md);font-size:.85rem}}