@keyframes slideInFromLeft{0%{transform:translate(-100%,-50%);opacity:0}to{transform:translate(0,-50%);opacity:1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes glowPulse{0%,to{box-shadow:0 0 5px rgba(203,157,240,.3),var(--shadow-xs)}50%{box-shadow:0 0 5px rgba(203,157,240,.5),var(--shadow-sm)}}.sidebar,.sidebar-inner{display:flex;flex-direction:column}.sidebar{position:fixed;top:52%;left:1rem;transform:translateY(-50%);width:17em;height:calc(100vh - 3rem);max-height:90vh;background:rgba(var(--sidebar-bg-rgb, 24, 21, 19),.98);background:rgba(var(--color-primary-rgb),.15);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:10px;border-right:1px solid color-mix(in srgb,var(--color-highlight-peach) 30%,transparent);border-left:1px solid color-mix(in srgb,var(--color-highlight-peach) 30%,transparent);border-top:1px solid color-mix(in srgb,var(--color-highlight-peach) 30%,transparent);border-bottom:1px solid color-mix(in srgb,var(--color-highlight-peach) 30%,transparent);z-index:1040;transition:transform var(--transition-base),width var(--transition-base),background var(--transition-base);overflow:hidden;box-shadow:var(--shadow-xl)}.sidebar::after,.sidebar::before{content:"";position:absolute;top:0;right:0;pointer-events:none}.sidebar::before{left:0;bottom:0;background-image:repeating-linear-gradient(30deg,rgba(255,255,255,.01)0,transparent 2px,transparent 3px,rgba(255,255,255,.01) 3px);z-index:0}.sidebar::after{width:1px;height:100%;background:var(--color-border-strong);opacity:.4}.sidebar-inner{height:100%;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;position:relative;z-index:1}.sidebar .sidebar-inner::-webkit-scrollbar{width:3px!important}.sidebar .sidebar-inner::-webkit-scrollbar-track{background:0 0!important}.sidebar .sidebar-inner::-webkit-scrollbar-thumb{background:color-mix(in srgb,var(--color-highlight-peach) 40%,transparent)!important;border-radius:3px!important;transition:background var(--transition-fast)}.sidebar .sidebar-inner::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--color-highlight-peach) 60%,transparent)!important}.sidebar-header{padding:var(--space-6) var(--space-5);border-bottom:1px solid var(--color-border-subtle);flex-shrink:0;background:0 0;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);position:relative}.sidebar-header::after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background:var(--color-border-default);opacity:.5}.sidebar-brand{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;transition:all var(--transition-fast);padding:var(--space-2);border-radius:var(--radius-lg);position:relative}.brand-icon-sidebar,.brand-icon-sidebar::after{background:var(--color-primary);border-radius:var(--radius-lg)}.brand-icon-sidebar{width:36px;height:36px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;box-shadow:var(--shadow-xs);transition:all var(--transition-base);flex-shrink:0;position:relative}.brand-icon-sidebar::after{content:"";position:absolute;inset:-2px;opacity:0;filter:blur(8px);transition:opacity var(--transition-base);z-index:-1}.sidebar-brand:hover .brand-icon-sidebar{transform:scale(1.05) rotate(3deg);box-shadow:var(--shadow-sm)}.sidebar-brand:hover .brand-icon-sidebar::after{opacity:.3}.brand-text-sidebar{font-size:1.25rem;font-weight:700;color:var(--color-text-primary);letter-spacing:-.02em;white-space:nowrap}.brand-logo-box{width:36px;height:36px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-base);background:linear-gradient(135deg,var(--color-highlight-purple) 0%,var(--color-highlight-purple) 25%,var(--color-highlight-pink) 25%,var(--color-highlight-pink) 50%,var(--color-highlight-peach) 50%,var(--color-highlight-peach) 75%,var(--color-highlight-yellow) 75%,var(--color-highlight-yellow) 100%);box-shadow:var(--shadow-xs)}.brand-logo-letter{font-family:ui-serif,Georgia,Cambria,"Times New Roman",Times,serif;font-size:1.5rem;font-weight:700;color:var(--color-bg-primary);line-height:1;user-select:none}.sidebar-brand:hover .brand-logo-box{transform:scale(1.05);box-shadow:var(--shadow-sm)}.sidebar-nav{flex:1;padding:var(--space-4) var(--space-3);overflow-y:auto;overflow-x:hidden;position:relative}.sidebar-nav::after,.sidebar-nav::before{content:"";position:sticky;left:0;right:0;height:20px;pointer-events:none;z-index:10}.sidebar-nav::before{top:0;background:var(--color-bg-primary)}.sidebar-nav::after{bottom:0;background:var(--color-bg-primary)}.sidebar-section{margin-bottom:var(--space-6)}.sidebar-section-title{font-size:.75rem;font-weight:600;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;padding:var(--space-2) var(--space-4);margin-bottom:var(--space-2)}.nav-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-1)}.nav-item{margin:0;position:relative}.nav-drag-handle{position:absolute;left:0;top:50%;transform:translateY(-50%);width:24px;height:100%;display:flex;align-items:center;justify-content:center;color:var(--color-text-tertiary);cursor:grab;opacity:0;transition:all var(--transition-fast);z-index:10;font-size:.875rem;background:0 0;border-radius:var(--radius-md);margin-left:2px}.nav-item:hover .nav-drag-handle{opacity:1}.nav-drag-handle:hover{color:var(--color-text-primary)}.nav-drag-handle:active{cursor:grabbing}.draggable-nav-item .nav-item-link{padding-left:34px}.draggable-nav-item.sortable-ghost{opacity:.3;border-radius:var(--radius-lg)}.draggable-nav-item.sortable-ghost .nav-item-link{opacity:.5}.draggable-nav-item.sortable-chosen,.nav-item-link:hover::after,.nav-item-link:hover::before{opacity:1}.draggable-nav-item.sortable-chosen .nav-item-link{cursor:grabbing;box-shadow:var(--shadow-md)}.draggable-nav-item.sortable-drag{opacity:1!important}.draggable-nav-item.sortable-drag .nav-item-link{transform:scale(1.02);box-shadow:0 8px 30px rgba(203,157,240,.3),0 0 0 1px var(--color-primary);background:var(--color-bg-tertiary);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);cursor:grabbing}.sortable-fallback.draggable-nav-item{opacity:1!important;cursor:grabbing!important}.sortable-fallback.draggable-nav-item .nav-item-link{box-shadow:var(--shadow-xl);background:var(--color-bg-tertiary);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px)}.draggable-nav-item:not(.sortable-chosen):not(.sortable-ghost){transition:transform .2s ease}.draggable-nav-item.sortable-chosen,.draggable-nav-item.sortable-ghost{user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.is-dragging-sidebar *{cursor:grabbing!important}@media (hover:none) and (pointer:coarse){.nav-drag-handle{opacity:.6;width:28px}.draggable-nav-item .nav-item-link{padding-left:38px}.draggable-nav-item.sortable-drag .nav-item-link{transform:scale(1.05)}}.nav-item-link{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);text-decoration:none;color:var(--color-text-secondary);font-weight:500;font-size:.9375rem;transition:all var(--transition-fast);position:relative;min-height:44px;overflow:visible;border:1px solid transparent}.nav-item-link::before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--color-bg-secondary);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;z-index:-1;border-radius:var(--radius-lg)}.nav-icon,.nav-item-link::after,.nav-item-link::before{transition:opacity var(--transition-fast)}.nav-item-link::after{content:"";position:absolute;top:-1px;left:-1px;right:-1px;bottom:-1px;background:linear-gradient(135deg,var(--color-highlight-peach),var(--color-highlight-yellow));border-radius:var(--radius-lg);opacity:0;z-index:-2}.nav-item-link:hover{color:var(--color-text-primary);transform:translateX(4px);box-shadow:var(--shadow-sm)}.nav-item-link.active{color:var(--color-text-primary);font-weight:600;box-shadow:var(--shadow-sm),inset 0 0 20px rgba(255,255,255,.02)}.nav-item-link.active::before{background:var(--color-bg-tertiary);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);opacity:1}.nav-item-link.active .nav-icon,.nav-item-link.active::after,.nav-item-link:hover .nav-icon{opacity:1}.nav-icon{font-size:1.125rem;flex-shrink:0;opacity:.8}.nav-text{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-footer{flex-shrink:0;padding:var(--space-4) var(--space-3);border-top:1px solid var(--color-border-subtle);background:var(--color-bg-primary);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);position:relative}.sidebar-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--color-border-default);opacity:.4}.sidebar-user{display:flex;flex-direction:column;gap:var(--space-2)}.user-profile{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);background:var(--color-bg-tertiary);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.08);transition:all var(--transition-fast);position:relative;overflow:hidden;cursor:pointer;text-decoration:none;color:inherit}.user-profile::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:rgba(255,255,255,.05);transition:left var(--transition-slow)}.user-profile:hover{border-color:var(--color-border-strong);background:var(--color-bg-secondary);box-shadow:var(--shadow-sm),inset 0 0 30px rgba(0,0,0,.2);transform:translateY(-2px)}.user-profile:hover::before{left:100%}.user-avatar-sidebar{width:40px;height:40px;background:var(--color-primary);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:var(--color-bg-primary);font-size:1.5rem;flex-shrink:0;box-shadow:var(--shadow-xs)}.user-details-sidebar{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}.user-name-sidebar{font-size:.9375rem;font-weight:600;color:var(--color-text-primary);line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-sidebar-logout,.user-email-sidebar{color:var(--color-text-tertiary);overflow:hidden}.user-email-sidebar{font-size:.75rem;line-height:1.3;white-space:nowrap;text-overflow:ellipsis}.btn-sidebar-logout{align-items:center;justify-content:center;padding:var(--space-3) var(--space-4);background:var(--color-bg-primary);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--color-border-default);border-radius:var(--radius-lg);font-size:.875rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast);width:100%;text-decoration:none;font-family:ui-serif,Georgia,Cambria,"Times New Roman",Times,serif;position:relative}.btn-sidebar-logout::before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:var(--color-danger);transform:translate(-50%,-50%);transition:width var(--transition-base),height var(--transition-base);z-index:-1}.btn-sidebar-logout:hover{border-color:var(--color-danger);color:#fff;transform:translateY(-2px);box-shadow:0 4px 15px rgba(239,68,68,.25),var(--shadow-sm)}.btn-sidebar-logout:hover::before{width:200%;height:200%}.btn-sidebar-logout i{font-size:1rem}.btn-sidebar,.btn-sidebar-logout,.sidebar-auth{display:flex;gap:var(--space-2)}.sidebar-auth{flex-direction:column}.btn-sidebar{align-items:center;justify-content:center;padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);font-size:.875rem;font-weight:500;text-decoration:none;transition:all var(--transition-fast);border:1px solid transparent}.btn-sidebar-login,.btn-sidebar-signup{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);position:relative;overflow:hidden}.btn-sidebar-login{background:var(--color-bg-tertiary);border-color:rgba(255,255,255,.1);color:var(--color-text-secondary)}.btn-sidebar-login::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:rgba(255,255,255,.1);transition:left var(--transition-base)}.btn-sidebar-login:hover,.btn-sidebar-signup:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}.btn-sidebar-login:hover{background:var(--color-bg-secondary);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-color:var(--color-border-strong);color:var(--color-text-primary)}.btn-sidebar-login:hover::before{left:100%}.btn-sidebar-signup{background:var(--color-primary);color:#fff;box-shadow:var(--shadow-xs)}.btn-sidebar-signup::before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:rgba(255,255,255,.2);opacity:0;transition:opacity var(--transition-slow);border-radius:50%}.btn-sidebar-signup:hover{background:var(--color-primary-dark);color:#fff}.btn-sidebar-signup:hover::before{opacity:1}body{margin-left:260px;transition:margin-left var(--transition-base)}main.container{max-width:min(85%,1320px);margin-left:auto;margin-right:auto;padding-left:var(--space-6);padding-right:var(--space-6)}.sidebar-toggle-mobile{position:fixed;top:var(--space-4);left:var(--space-4);width:48px;height:48px;background:var(--color-bg-primary);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);display:none;align-items:center;justify-content:center;z-index:1050;cursor:pointer;transition:all var(--transition-fast);box-shadow:0 4px 10px rgba(0,0,0,.5),var(--shadow-md)}.sidebar-toggle-mobile:hover{background:var(--color-bg-secondary);border-color:var(--color-border-strong);transform:scale(1.05);box-shadow:var(--shadow-lg)}.sidebar-toggle-mobile:active{transform:scale(.95)}.toggle-icon{display:flex;flex-direction:column;width:20px;height:16px;justify-content:space-between}.toggle-icon span{display:block;height:2px;width:100%;background-color:var(--color-text-secondary);border-radius:1px;transition:all var(--transition-base)}.sidebar-open .toggle-icon span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.sidebar-open .toggle-icon span:nth-child(2){opacity:0}.sidebar-open .toggle-icon span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}.sidebar-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:1035;opacity:0;visibility:hidden;transition:all var(--transition-base)}.sidebar-open .sidebar-overlay{opacity:1;visibility:visible}@media (max-width:991.98px){.sidebar{transform:translate(-100%,-50%);box-shadow:none}.sidebar-open .sidebar{transform:translate(0,-50%);box-shadow:0 0 50px rgba(0,0,0,.7),0 20px 60px rgba(0,0,0,.5),var(--shadow-xl)}body{margin-left:0}.sidebar-toggle-mobile{display:flex}main.container{padding-left:var(--space-6);padding-right:var(--space-6)}}@media (max-width:767.98px){.sidebar{width:280px}.sidebar-toggle-mobile{top:var(--space-3);left:var(--space-3);width:44px;height:44px}main.container{padding-left:var(--space-4);padding-right:var(--space-4);margin-top:60px}.sidebar-header{padding-top:var(--space-8)}}@media (max-width:479.98px){.sidebar{width:100%;max-width:320px}main.container{padding-left:var(--space-3);padding-right:var(--space-3)}.user-email-sidebar{display:none}}.sidebar-open .sidebar{animation:slideInFromLeft var(--transition-base) ease-out}.nav-item-link.active{animation:fadeIn var(--transition-base) ease-in}.brand-icon-sidebar{animation:glowPulse 3s ease-in-out infinite}.btn-sidebar-logout:focus-visible,.btn-sidebar:focus-visible,.nav-item-link:focus-visible,.sidebar-toggle-mobile:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media (hover:hover) and (pointer:fine){.nav-item-link:hover{background:var(--color-bg-tertiary)}}@media print{.sidebar,.sidebar-overlay,.sidebar-toggle-mobile{display:none!important}body{margin-left:0!important}}@media (prefers-color-scheme:dark){.sidebar,.sidebar-footer{background:var(--color-bg-primary);backdrop-filter:blur(25px);-webkit-backdrop-filter:blur(25px)}.sidebar-footer{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.user-profile{background:var(--color-bg-secondary);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px)}}@media (prefers-reduced-motion:reduce){.btn-sidebar,.nav-item-link,.sidebar,.sidebar-overlay,.toggle-icon span{transition:none!important;animation:none!important}}