.toast-container{position:fixed;bottom:var(--spacing-lg);right:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-sm);z-index:9999;pointer-events:none;max-width:420px}.toast{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--shadow-xl);pointer-events:auto;animation:slideInRight .3s cubic-bezier(.34,1.56,.64,1),fadeOut .3s ease 3.7s forwards;max-width:100%;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.toast:hover{transform:translate(-4px);box-shadow:var(--shadow-xl)}@keyframes slideInRight{0%{transform:translate(120%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeOut{to{opacity:0;transform:translate(50%)}}.toast-icon{flex-shrink:0;display:flex;margin-top:2px;animation:iconBounce .4s ease .1s}@keyframes iconBounce{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.toast-success .toast-icon{color:var(--color-success)}.toast-error .toast-icon{color:var(--color-danger)}.toast-info .toast-icon{color:var(--color-primary)}.toast-warning .toast-icon{color:var(--color-warning)}.toast-message{flex:1;font-size:var(--font-size-sm);color:var(--text-primary);line-height:1.5;font-weight:500;word-wrap:break-word}.toast-close{flex-shrink:0;background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;margin:-4px;border-radius:var(--border-radius-sm);transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;opacity:.7}.toast-close:hover{background:var(--bg-hover);color:var(--text-primary);opacity:1;transform:scale(1.1)}.toast-close:active{transform:scale(.95)}@media(max-width:480px){.toast-container{left:var(--spacing-md);right:var(--spacing-md);bottom:var(--spacing-md)}.toast{max-width:none}}.confirm-overlay{position:fixed;inset:0;background:var(--overlay-color);display:flex;align-items:center;justify-content:center;padding:var(--spacing-md);z-index:9998;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);animation:fadeIn .2s ease}.confirm-dialog{position:relative;width:100%;max-width:420px;background:var(--bg-card);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);text-align:center;box-shadow:var(--shadow-xl);border:1px solid var(--border-color);animation:scaleIn .25s cubic-bezier(.34,1.56,.64,1);transform-origin:center}@keyframes scaleIn{0%{opacity:0;transform:scale(.95) translateY(-10px)}to{opacity:1;transform:scale(1) translateY(0)}}.confirm-close{position:absolute;top:var(--spacing-md);right:var(--spacing-md);background:none;border:none;color:var(--text-muted);cursor:pointer;padding:4px;border-radius:var(--border-radius-sm);transition:all var(--transition-fast);display:flex}.confirm-close:hover{background:var(--bg-hover);color:var(--text-primary)}.confirm-icon{width:64px;height:64px;margin:0 auto var(--spacing-lg);border-radius:50%;display:flex;align-items:center;justify-content:center;animation:iconPulse .4s ease .1s}.confirm-default .confirm-icon{background:var(--badge-primary-bg);color:var(--color-primary)}.confirm-warning .confirm-icon{background:var(--badge-warning-bg);color:var(--color-warning)}.confirm-danger .confirm-icon{background:var(--badge-danger-bg);color:var(--color-danger)}.confirm-title{font-size:var(--font-size-lg);font-weight:600;margin-bottom:var(--spacing-sm)}.confirm-message{font-size:var(--font-size-sm);color:var(--text-secondary);margin-bottom:var(--spacing-lg);line-height:1.5}.confirm-actions{display:flex;gap:var(--spacing-sm);justify-content:center}.confirm-actions .btn{min-width:100px;font-weight:500}.confirm-actions .btn:focus{outline:2px solid var(--color-primary);outline-offset:2px}@keyframes iconPulse{0%{transform:scale(.8);opacity:0}50%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}@media(max-width:480px){.confirm-dialog{max-width:calc(100% - var(--spacing-md));padding:var(--spacing-lg)}.confirm-actions{flex-direction:column-reverse}.confirm-actions .btn{width:100%}}.sidebar{width:var(--sidebar-width);height:100vh;position:fixed;left:0;top:0;background:var(--bg-card);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:100;transition:width var(--transition-normal),transform var(--transition-normal)}.sidebar.collapsed{width:var(--sidebar-collapsed-width)}.sidebar.collapsed .sidebar-logo{justify-content:center}.sidebar.collapsed .sidebar-header{padding:var(--spacing-md);justify-content:center}.sidebar.collapsed .nav-item,.sidebar.collapsed .theme-btn{justify-content:center;padding:var(--spacing-sm)}.sidebar.collapsed .user-section{flex-direction:column;gap:var(--spacing-xs);padding:var(--spacing-xs)}.sidebar.collapsed .logout-btn{margin-top:var(--spacing-xs)}.sidebar-header{padding:var(--spacing-lg);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.sidebar-logo{display:flex;align-items:center;gap:var(--spacing-sm)}.logo-icon-sm{width:40px;height:40px;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 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var(--border-color)}.theme-btn{width:100%;justify-content:flex-start;margin-bottom:var(--spacing-sm)}.user-section{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm);background:var(--bg-secondary);border-radius:var(--border-radius-sm)}.user-info{flex:1;min-width:0}.user-name{display:block;font-weight:500;font-size:var(--font-size-sm);color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-label{font-size:var(--font-size-xs);color:var(--text-muted)}.logout-btn{flex-shrink:0}.mobile-menu-btn{display:none;position:fixed;top:var(--spacing-md);left:var(--spacing-md);z-index:90;background:var(--bg-card);box-shadow:var(--shadow-md)}.sidebar-overlay{display:none}@media(max-width:768px){.sidebar{width:var(--sidebar-width);transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar.collapsed{width:var(--sidebar-width)}.sidebar-toggle-btn .mobile-icon{display:block}.sidebar-toggle-btn .desktop-icon{display:none}.mobile-menu-btn{display:flex}.sidebar-overlay{display:block;position:fixed;inset:0;background:var(--overlay-color);z-index:99}}.notification-toast-container{position:fixed;bottom:var(--spacing-lg);right:var(--spacing-lg);z-index:1000;display:flex;flex-direction:column-reverse;gap:var(--spacing-sm);pointer-events:none;max-width:380px}.notification-toast{display:flex;align-items:flex-start;gap:var(--spacing-sm);padding:var(--spacing-md);background:var(--bg-card);border:1px solid var(--border-color);border-left:4px solid var(--color-primary);border-radius:var(--border-radius);box-shadow:var(--shadow-xl);cursor:pointer;pointer-events:auto;transition:transform var(--transition-normal),opacity var(--transition-normal),box-shadow var(--transition-fast)}.notification-toast:hover{transform:translate(-4px);box-shadow:var(--shadow-2xl)}.notification-toast.entering{animation:toast-slide-in .3s ease-out forwards}.notification-toast.exiting{animation:toast-slide-out .3s 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bell-shake{0%,to{transform:rotate(0)}10%,30%,50%,70%,90%{transform:rotate(-10deg)}20%,40%,60%,80%{transform:rotate(10deg)}}@keyframes bell-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.15)}}.bell-btn.has-new{animation:bell-shake .5s ease-in-out,bell-pulse .3s ease-out .5s}@keyframes badge-pulse{0%,to{transform:scale(1);box-shadow:0 0 #ef444480}50%{transform:scale(1.1);box-shadow:0 0 0 4px #ef444400}}.notification-badge.pulsing{animation:badge-pulse 1s ease-in-out 3}@media(max-width:480px){.notification-toast-container{left:var(--spacing-md);right:var(--spacing-md);max-width:none}}.notification-bell,.bell-btn{position:relative}.notification-badge{position:absolute;top:2px;right:2px;min-width:18px;height:18px;padding:0 5px;background:var(--color-danger);color:#fff;font-size:11px;font-weight:600;border-radius:var(--border-radius-full);display:flex;align-items:center;justify-content:center}.notification-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:360px;max-height:480px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);box-shadow:var(--shadow-xl);overflow:hidden;z-index:100}.notification-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md);border-bottom:1px solid var(--border-color)}.notification-header h3{font-size:var(--font-size-md);font-weight:600}.mark-all-btn{font-size:var(--font-size-xs);padding:4px 8px}.notification-list{max-height:400px;overflow-y:auto}.notification-item{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md);border-bottom:1px solid var(--border-color);cursor:pointer;transition:background var(--transition-fast)}.notification-item:hover{background:var(--bg-hover)}.notification-item:last-child{border-bottom:none}.notification-item.unread{background:var(--hover-primary-bg)}.notification-item.unread:before{content:"";width:8px;height:8px;background:var(--color-primary);border-radius:50%;flex-shrink:0}.notification-icon-wrapper{width:32px;height:32px;border-radius:var(--border-radius);display:flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--bg-hover)}.notification-icon.assigned{color:#6366f1}.notification-icon.comment{color:#3b82f6}.notification-icon.mention{color:#8b5cf6}.notification-icon.reply{color:#06b6d4}.notification-icon.completed{color:#10b981}.notification-icon.milestone{color:#f59e0b}.notification-icon.attachment{color:#64748b}.notification-icon.status-change{color:#f97316}.notification-icon.reassigned,.notification-icon.due-soon{color:#ef4444}.notification-icon.task-updated{color:#0ea5e9}.notification-content{flex:1;min-width:0}.notification-message{font-size:var(--font-size-sm);color:var(--text-primary);line-height:1.4;margin-bottom:2px}.notification-time{font-size:var(--font-size-xs);color:var(--text-muted)}.notification-link-icon{color:var(--text-muted);flex-shrink:0}.notification-loading,.notification-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);color:var(--text-muted)}.notification-empty 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var(--transition-fast)}.status-option:hover{color:var(--text-primary)}.status-option.selected{background:var(--bg-card);color:var(--color-primary);box-shadow:var(--shadow-sm)}.project-selector-wrapper{position:relative}.project-selector-trigger{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-md);color:var(--text-primary);font-size:var(--font-size-sm);font-weight:500;cursor:pointer;transition:all var(--transition-fast);min-width:180px}.project-selector-trigger:hover{background:var(--bg-hover);border-color:var(--color-primary)}.project-selector-trigger.open{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--focus-ring-color)}.project-selector-empty{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) 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var(--focus-ring-color)}.pin-input.error{border-color:var(--color-danger);animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-8px)}50%{transform:translate(8px)}75%{transform:translate(-8px)}}.error-message{color:var(--color-danger);font-size:var(--font-size-sm);margin-top:var(--spacing-md)}.loading-indicator{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);margin-top:var(--spacing-md);color:var(--text-secondary);font-size:var(--font-size-sm)}.spinner-icon{animation:spin 1s linear infinite}@media(max-width:400px){.login-card{padding:var(--spacing-lg)}.pin-input{width:48px;height:56px;font-size:var(--font-size-xl)}}.task-card{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);cursor:pointer;transition:all 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