.site-header{background-color:#0B0B0B;border-bottom:none;padding:var(--spacing-md) var(--spacing-lg);position:sticky;top:0;z-index:var(--z-sticky)}.header-container{max-width:1440px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.header-brand{display:flex;flex-direction:column;gap:4px}.header-title-link{text-decoration:none;color:inherit}.header-title-link:hover,.header-title-link:focus{text-decoration:none;opacity:0.9}.header-title{font-size:var(--font-size-2xl);margin:0;color:#7AC488;font-family:var(--font-heading);font-weight:700;letter-spacing:-0.5px}.header-subtitle{font-size:var(--font-size-xs);margin:0;color:#7AC488;font-family:var(--font-body);text-transform:uppercase;letter-spacing:2px;font-weight:300}.header-nav{display:flex;align-items:center;gap:var(--spacing-md)}.header-nav-link{color:#FFFFFF;text-decoration:none;text-transform:uppercase;font-weight:500;font-size:var(--font-size-sm);letter-spacing:0.5px}.header-nav-link:hover{color:#7AC488}.header-search-link{display:flex;align-items:center}.header-search-link svg{transition:color var(--transition-fast)}.header-nav .button{font-size:var(--font-size-sm);padding:6px 16px;text-transform:uppercase;letter-spacing:0.5px}.nav-item-with-submenu{position:relative;display:inline-flex;align-items:center}.nav-link-with-submenu{display:inline-flex;align-items:center;gap:4px}.submenu-indicator{font-size:10px;opacity:0.8}.nav-submenu{display:none;position:absolute;top:calc(100% + 8px);left:0;background:var(--bg-primary);border:1px solid var(--border-primary);border-radius:var(--radius-md);padding:var(--spacing-xs);margin-top:0;min-width:200px;box-shadow:var(--shadow-md);list-style:none;z-index:var(--z-dropdown)}.nav-submenu::before{content:'';position:absolute;top:-8px;left:0;right:0;height:8px}.nav-item-with-submenu:hover>.nav-submenu{display:block}.nav-submenu li{margin:0}.nav-submenu a{display:block;padding:var(--spacing-xs) var(--spacing-sm);color:var(--text-primary);text-decoration:none;border-radius:var(--radius-sm);transition:background-color var(--transition-fast);font-size:var(--font-size-sm);font-weight:500;text-transform:none;letter-spacing:0.3px}.nav-submenu a:hover{background-color:var(--bg-secondary);color:var(--color-primary)}.nav-submenu-item-with-submenu{position:relative}.nav-submenu-link-with-nested{display:flex;align-items:center;justify-content:space-between}.nav-nested-submenu{position:absolute;left:100%;top:0;margin-left:4px;display:none}.nav-submenu-item-with-submenu:hover>.nav-nested-submenu{display:block}.theme-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;padding:0;background-color:transparent;color:var(--text-inverse);border:1px solid var(--border-primary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.theme-toggle:hover{background-color:var(--bg-tertiary);border-color:var(--color-primary)}.theme-toggle__icon{font-size:var(--font-size-lg)}.quick-nav{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-primary);padding:var(--spacing-sm) 0;position:sticky;top:73px;z-index:calc(var(--z-sticky) - 1)}.quick-nav-container{max-width:1440px;margin:0 auto;padding:0 var(--spacing-lg);display:flex;flex-wrap:wrap;gap:var(--spacing-md)}.quick-nav-link{color:var(--text-secondary);font-size:var(--font-size-sm);font-weight:500;text-decoration:none;padding:var(--spacing-xs) 0;transition:color var(--transition-fast);position:relative}.quick-nav-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--color-primary);transition:width var(--transition-fast)}.quick-nav-link:hover{color:var(--text-primary)}.quick-nav-link:hover::after{width:100%}.main-content{max-width:1440px;margin:0 auto;padding:var(--spacing-3xl) var(--spacing-lg);background-color:var(--bg-primary)}body{background-color:var(--bg-secondary)}.guide-section{margin-bottom:var(--spacing-3xl);padding-bottom:var(--spacing-3xl);border-bottom:2px solid var(--border-secondary)}.guide-section:last-child{border-bottom:none}.section-title{font-size:var(--font-size-3xl);font-weight:bold;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-sm);border-bottom:3px solid var(--color-primary);display:inline-block}.site-footer{background-color:var(--bg-secondary);border-top:none;padding:var(--spacing-2xl) var(--spacing-lg);text-align:center}.footer-container{max-width:1440px;margin:0 auto;display:flex;flex-direction:column;gap:var(--spacing-md);align-items:center}.footer-text{color:var(--text-secondary);font-size:var(--font-size-sm);margin:0}.footer-links{display:flex;justify-content:center;flex-wrap:wrap;gap:var(--spacing-lg);list-style:none;margin:0;padding:0}.footer-links li{margin:0}.footer-links a{color:var(--text-secondary);font-size:var(--font-size-sm);text-decoration:none;transition:color var(--transition-fast)}.footer-links a:hover{color:var(--color-primary)}.page-container{max-width:900px;margin:var(--spacing-xl) auto;padding:0 var(--spacing-lg)}.page-container-wide{max-width:1440px;margin:var(--spacing-xl) auto;padding:0 var(--spacing-lg)}.content-divider{width:100%;height:1px;background:none;border:none;border-top:1px dotted var(--border-primary);margin:20px 0}.content-divider-container{margin:20px 0;text-align:right}.content-divider-top-link{display:inline-block;margin-bottom:10px;color:var(--text-tertiary);text-decoration:none;font-size:var(--font-size-xs);font-weight:400;opacity:0.7;transition:all var(--transition-fast)}.content-divider-top-link:hover{color:var(--color-primary);opacity:1}.content-divider-container .content-divider{margin:0}.mobile-menu-toggle{display:none;background:none;border:none;color:var(--text-inverse);cursor:pointer;padding:var(--spacing-sm);width:48px;height:48px;align-items:center;justify-content:center;border-radius:var(--radius-md);transition:background-color var(--transition-fast)}.mobile-menu-toggle:hover{background-color:rgba(255,255,255,0.1)}.mobile-menu-toggle:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.mobile-menu-toggle .icon-menu,.mobile-menu-toggle .icon-close{width:24px;height:24px}body.menu-open{overflow:hidden}@media (max-width:768px){.mobile-menu-toggle{display:flex}.header-nav>.theme-toggle{display:none}.header-nav{position:fixed;top:0;left:-100%;width:100%;height:100vh;background:var(--bg-primary);flex-direction:column;padding:80px var(--spacing-lg) var(--spacing-lg);transition:left var(--transition-base);z-index:100;overflow-y:auto;gap:0}.header-nav.is-active{left:0}.header-nav-link{display:flex;align-items:center;justify-content:space-between;width:100%;padding:var(--spacing-md);min-height:48px;font-size:var(--font-size-lg);color:var(--text-primary);border-bottom:1px solid var(--border-secondary)}.header-nav-link:hover{background-color:var(--bg-secondary);color:var(--color-primary)}.header-nav .button{margin-top:var(--spacing-lg);justify-content:center;border-bottom:none;width:100%;padding:var(--spacing-md);min-height:48px}.nav-item-with-submenu{width:100%;display:flex;flex-direction:column}.nav-item-with-submenu .submenu-indicator{transition:transform var(--transition-fast)}.nav-item-with-submenu.is-open .submenu-indicator{transform:rotate(180deg)}.nav-submenu{position:static;display:none;width:100%;min-width:unset;background:var(--bg-secondary);border-radius:0;box-shadow:none;border:none;padding:0;margin-top:0}.nav-submenu::before{display:none}.nav-item-with-submenu.is-open>.nav-submenu{display:block}.nav-item-with-submenu:hover>.nav-submenu{display:none}.nav-item-with-submenu.is-open:hover>.nav-submenu{display:block}.nav-submenu a{padding:var(--spacing-md) var(--spacing-lg);min-height:48px;display:flex;align-items:center;border-bottom:1px solid var(--border-secondary)}.nav-submenu li:last-child a{border-bottom:none}.nav-nested-submenu{position:static;margin-left:0;background:var(--bg-tertiary)}.nav-submenu-item-with-submenu.is-open>.nav-nested-submenu{display:block}.nav-submenu-item-with-submenu:hover>.nav-nested-submenu{display:none}.nav-submenu-item-with-submenu.is-open:hover>.nav-nested-submenu{display:block}.nav-nested-submenu a{padding-left:var(--spacing-xl)}.header-container{flex-wrap:nowrap}.header-brand{flex:1}.header-title{font-size:var(--font-size-xl)}.header-subtitle{font-size:0.65rem;letter-spacing:1.5px}}.page-container{max-width:900px;margin:var(--spacing-3xl) auto;padding:0 var(--spacing-lg)}.page-header{text-align:center;margin-bottom:var(--spacing-3xl)}.page-title{font-family:var(--font-heading);font-size:var(--font-size-4xl);margin-bottom:var(--spacing-sm);color:var(--text-primary)}.page-subtitle{color:var(--text-secondary);font-size:var(--font-size-lg);max-width:700px;margin:0 auto}.gradient-feature-box{background:linear-gradient(135deg,var(--color-primary) 0%,var(--button-primary-hover) 100%);border-radius:var(--radius-lg);padding:var(--spacing-3xl);margin-bottom:var(--spacing-3xl);color:white}.gradient-feature-box h2{font-size:var(--font-size-2xl);font-weight:600;margin-bottom:var(--spacing-xl);color:white}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-xl)}.feature-item{display:flex;align-items:start;gap:var(--spacing-md)}.feature-icon-box{background:rgba(255,255,255,0.2);border-radius:var(--radius-md);padding:var(--spacing-sm);flex-shrink:0}.feature-icon{font-size:var(--font-size-3xl)}.feature-title{font-size:var(--font-size-base);font-weight:600;margin-bottom:var(--spacing-xs);color:white}.feature-description{color:rgba(255,255,255,0.9);font-size:var(--font-size-sm);margin:0}.feature-note{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);border-top:1px solid rgba(255,255,255,0.2);text-align:center}.feature-note-title{color:white;font-weight:700;font-size:var(--font-size-base);margin:0 0 var(--spacing-xs) 0}.feature-note-text{color:rgba(255,255,255,0.9);font-size:var(--font-size-sm);line-height:var(--line-height-normal);margin:0}.form-container{background:var(--bg-primary);padding:var(--spacing-3xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.step-progress{margin-bottom:var(--spacing-3xl)}.step-indicators{display:flex;justify-content:space-between;margin-bottom:var(--spacing-sm)}.step-spacer{width:var(--spacing-sm)}.step-indicator{flex:1;text-align:center;padding:var(--spacing-sm);background:var(--bg-secondary);color:var(--text-secondary);border-radius:var(--radius-sm);font-size:var(--font-size-sm);font-weight:600}.step-indicator.active{background:var(--color-primary);color:#FFFFFF}.form-step{display:flex;flex-direction:column;gap:var(--spacing-lg)}.form-step h2{font-family:var(--font-heading);font-size:var(--font-size-2xl);margin-bottom:var(--spacing-xl);color:var(--text-primary)}.form-fields{display:flex;flex-direction:column;gap:var(--spacing-lg)}.form-label{font-weight:500;color:var(--text-primary);margin-bottom:var(--spacing-xs);display:block}.form-label-required{color:var(--color-error)}.form-help-text{font-size:var(--font-size-sm);color:var(--text-secondary);margin-top:4px}.form-actions{margin-top:var(--spacing-2xl);display:flex;justify-content:space-between}.form-actions-end{margin-top:var(--spacing-2xl);display:flex;justify-content:flex-end}@media (max-width:768px){.quick-nav-container{gap:var(--spacing-sm);overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;padding-bottom:var(--spacing-xs)}.quick-nav-link{white-space:nowrap;min-height:44px;display:flex;align-items:center}.post-card-grid{grid-template-columns:1fr}.content-with-sidebar{grid-template-columns:1fr;gap:var(--spacing-lg)}.sidebar{order:2}.page-container{margin:var(--spacing-lg) auto;padding:0 var(--spacing-sm)}.page-container-wide{margin:var(--spacing-lg) auto;padding:0 var(--spacing-sm)}.posts-grid{grid-template-columns:1fr;gap:var(--spacing-lg)}.page-title{font-size:var(--font-size-2xl)}.page-subtitle{font-size:var(--font-size-base)}.reference-grid{grid-template-columns:1fr}.card-grid{grid-template-columns:1fr}.table-container{margin:0 calc(-1 * var(--spacing-md));padding:0 var(--spacing-md);overflow-x:auto}.form-container{padding:var(--spacing-lg)}.form-actions{flex-direction:column;gap:var(--spacing-sm)}.form-actions .button{width:100%}.site-footer{padding:var(--spacing-lg) var(--spacing-md)}.footer-links{flex-direction:column;gap:var(--spacing-sm);align-items:center}.error-page{min-height:50vh;padding:var(--spacing-xl) var(--spacing-md)}.error-symbol{font-size:3em}.error-title{font-size:var(--font-size-2xl)}.error-actions{flex-direction:column}.error-actions .button{width:100%}}@media (max-width:640px){.article-body img{margin-left:calc(-1 * var(--spacing-md));margin-right:calc(-1 * var(--spacing-md));width:calc(100% + var(--spacing-md) * 2);max-width:none}.article-body pre{margin-left:calc(-1 * var(--spacing-md));margin-right:calc(-1 * var(--spacing-md));padding:var(--spacing-md);border-radius:0;font-size:var(--font-size-xs);overflow-x:auto}.related-posts-grid{grid-template-columns:1fr}}.breadcrumb-list li:not(:last-child)::after{content:'›'}