@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--primary:#2563eb;--primary-light:#eff6ff;--primary-hover:#1d4ed8;--bg-app:#f8fafc;--bg-card:#fff;--bg-subtle:#f1f5f9;--bg-input:#fff;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--text-inverse:#fff;--border:#e2e8f0;--border-strong:#cbd5e1;--success:#059669;--success-light:#ecfdf5;--warning:#d97706;--warning-light:#fffbeb;--danger:#dc2626;--danger-light:#fef2f2;--info:#0284c7;--info-light:#e0f2fe;--radius-sm:4px;--radius:6px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--shadow-xs:0 1px 2px 0 #0000000d;--shadow-sm:0 1px 3px 0 #00000014, 0 1px 2px -1px #0000000f;--shadow-md:0 4px 6px -1px #00000014, 0 2px 4px -2px #0000000f;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000d;--sidebar-width:240px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}body{background:var(--bg-app);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit;font-size:inherit;color:inherit;background:0 0;border:none;transition:all .15s}input,textarea,select{border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg-input);color:var(--text-primary);outline:none;width:100%;padding:.55rem .85rem;font-family:inherit;font-size:.9rem;transition:border-color .15s,box-shadow .15s}input::placeholder,textarea::placeholder{color:var(--text-muted)}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}h1{letter-spacing:-.03em;font-size:1.875rem;font-weight:800;line-height:1.2}h2{letter-spacing:-.02em;font-size:1.5rem;font-weight:700}h3{letter-spacing:-.01em;font-size:1.125rem;font-weight:600}h4{font-size:.95rem;font-weight:600}.page-layout{min-height:100vh;display:flex}.main-content{min-height:100vh;margin-left:var(--sidebar-width);flex:1}.page-inner{max-width:1200px;padding:2.5rem 2rem}.btn{border-radius:var(--radius-md);cursor:pointer;white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.55rem 1.1rem;font-size:.875rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-xs)}.btn-primary:hover{background:var(--primary-hover);box-shadow:var(--shadow-sm)}.btn-primary:active{transform:translateY(1px)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border-color:var(--border);box-shadow:var(--shadow-xs)}.btn-secondary:hover{background:var(--bg-subtle)}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-subtle);color:var(--text-primary)}.btn-danger{background:var(--danger-light);color:var(--danger);border-color:#0000}.btn-danger:hover{background:#fee2e2}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-sm{padding:.35rem .75rem;font-size:.8rem}.btn-lg{padding:.75rem 1.5rem;font-size:.95rem}.primary-button{border-radius:var(--radius-md);background:var(--primary);color:#fff;box-shadow:var(--shadow-xs);cursor:pointer;white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:.5rem;padding:.55rem 1.1rem;font-size:.875rem;font-weight:600;transition:all .15s;display:inline-flex}.primary-button:hover{background:var(--primary-hover);box-shadow:var(--shadow-sm)}.primary-button:active{transform:translateY(1px)}.primary-button:disabled{opacity:.45;cursor:not-allowed}.card,.glass{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xs)}.badge{border-radius:999px;align-items:center;gap:.3rem;padding:.2rem .65rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-blue{background:var(--primary-light);color:var(--primary)}.badge-green{background:var(--success-light);color:var(--success)}.badge-yellow{background:var(--warning-light);color:var(--warning)}.badge-red{background:var(--danger-light);color:var(--danger)}.badge-gray{background:var(--bg-subtle);color:var(--text-secondary)}.input-group{flex-direction:column;gap:.4rem;display:flex}.input-group label{color:var(--text-secondary);font-size:.8rem;font-weight:600}.input-row{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.divider{background:var(--border);height:1px}@keyframes fadeUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.animate-fade{animation:.35s cubic-bezier(.4,0,.2,1) both fadeUp}.animate-fade-in{animation:.25s both fadeIn}@keyframes spin{to{transform:rotate(360deg)}}.spinner{border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:20px;height:20px;animation:.7s linear infinite spin}.sidebar{width:var(--sidebar-width);background:var(--bg-card);border-right:1px solid var(--border);z-index:400;flex-direction:column;transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-header{justify-content:space-between;align-items:center;padding:1.5rem;display:flex}.logo-container{align-items:center;gap:.75rem;display:flex}.logo-icon{background:var(--primary);color:#fff;border-radius:var(--radius-md);justify-content:center;align-items:center;width:32px;height:32px;font-size:1rem;font-weight:800;display:flex}.logo-text{letter-spacing:-.02em;font-size:1.1rem;font-weight:800}.sidebar-user{align-items:center;gap:.75rem;padding:0 1.5rem 1.5rem;display:flex}.user-avatar{background:var(--bg-subtle);width:40px;height:40px;color:var(--primary);border:1px solid var(--border);border-radius:50%;justify-content:center;align-items:center;font-weight:700;display:flex}.user-info{flex:1;min-width:0}.user-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:.875rem;font-weight:600;overflow:hidden}.user-role{color:var(--text-muted);align-items:center;margin-top:.1rem;font-size:.75rem;display:flex}.sidebar-nav{flex-direction:column;flex:1;gap:.25rem;padding:.5rem 1rem;display:flex;overflow-y:auto}.nav-item{border-radius:var(--radius-md);color:var(--text-secondary);align-items:center;gap:.75rem;padding:.65rem .75rem;font-size:.875rem;font-weight:500;transition:all .15s;display:flex}.nav-item:hover{background:var(--bg-subtle);color:var(--text-primary)}.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.sidebar-footer{border-top:1px solid var(--border);flex-direction:column;gap:.5rem;padding:1.5rem;display:flex}.logout-btn{color:var(--danger)}.logout-btn:hover{background:var(--danger-light);color:var(--danger)}.mobile-close{display:none}.mobile-header{background:var(--bg-card);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:1rem 1.25rem;display:none}@media (width<=900px){.mobile-header{display:flex}.mobile-close{border-radius:var(--radius);padding:.4rem;display:flex}.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay{display:block}.main-content{margin-left:0!important}.page-inner{padding:1.5rem!important}.input-row{grid-template-columns:1fr}}@media (width>=901px){.main-content{margin-left:var(--sidebar-width)}}.auth-layout{background:var(--bg-app);min-height:100vh;display:flex}.auth-panel{flex-direction:column;gap:2rem;width:100%;max-width:440px;margin:auto;padding:2.5rem;display:flex}.auth-brand{align-items:center;gap:.75rem;display:flex}.auth-brand-icon{background:var(--primary);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;display:flex}.auth-brand-name{letter-spacing:-.02em;color:var(--text-primary);font-size:1.15rem;font-weight:800}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);padding:2.25rem}.auth-card-header{margin-bottom:1.75rem}.auth-card-header h1{letter-spacing:-.025em;color:var(--text-primary);margin-bottom:.35rem;font-size:1.5rem;font-weight:800}.auth-card-header p{color:var(--text-secondary);font-size:.9rem}.auth-form{flex-direction:column;gap:1rem;display:flex}.auth-label{color:var(--text-secondary);margin-bottom:.4rem;font-size:.8rem;font-weight:600;display:block}.auth-input{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-card);width:100%;color:var(--text-primary);padding:.65rem .9rem;font-size:.9rem;transition:all .15s}.auth-input::placeholder{color:var(--text-muted)}.auth-input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #2563eb1a}.auth-divider{color:var(--text-muted);align-items:center;gap:.75rem;font-size:.8rem;font-weight:500;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--border);flex:1;height:1px}.auth-demo-btn{border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg-card);width:100%;color:var(--text-secondary);text-align:center;justify-content:center;align-items:center;gap:.5rem;padding:.65rem .9rem;font-size:.875rem;font-weight:600;transition:all .15s;display:flex}.auth-demo-btn:hover{background:var(--bg-subtle);color:var(--text-primary)}.auth-footer{text-align:center;color:var(--text-secondary);font-size:.85rem}.auth-footer a{color:var(--primary);margin-left:.25rem;font-weight:600}.auth-footer a:hover{text-decoration:underline}.auth-error{border-radius:var(--radius-md);background:var(--danger-light);color:var(--danger);border:1px solid #fecaca;padding:.65rem .85rem;font-size:.85rem;font-weight:500}.auth-options{justify-content:space-between;align-items:center;font-size:.825rem;display:flex}.auth-checkbox{color:var(--text-secondary);cursor:pointer;align-items:center;gap:.4rem;display:flex}.auth-link{color:var(--primary);font-weight:500}.auth-link:hover{text-decoration:underline}.modal-overlay{z-index:1000;background:#0009;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-content{width:100%;max-width:500px;max-height:90vh;box-shadow:var(--shadow-lg);padding:2rem;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:2rem;display:flex}.modal-header h3{color:var(--text-main);font-size:1.25rem}.modal-header button{color:var(--text-muted)}.modal-header button:hover{color:var(--text-main)}.modal-body{flex-direction:column;gap:1.5rem;display:flex}.timeline-wrapper{width:100%;margin:0;padding:0;overflow-x:auto}.timeline-container{min-width:100%}.timeline-header{background:var(--bg-input);border-bottom:1px solid var(--glass-border);z-index:10;display:flex;position:sticky;top:0}.task-name-col{border-right:1px solid var(--glass-border);background:var(--bg-card);width:200px;min-width:200px;padding:1rem}.timeline-grid-header{flex:1;display:flex}.grid-day{text-align:center;border-right:1px solid #ffffff0d;flex-direction:column;min-width:40px;padding:.5rem;font-size:.75rem;display:flex}.grid-day span{color:var(--text-muted);text-transform:uppercase;font-size:.6rem}.timeline-body{flex-direction:column;display:flex}.timeline-row{border-bottom:1px solid var(--glass-border);display:flex}.timeline-row .task-name-col h4{margin:0;font-size:.9rem}.timeline-row .task-name-col span{color:var(--text-muted);font-size:.75rem}.timeline-track{background:repeating-linear-gradient(90deg,#0000,#0000 49px,#ffffff05 50px);flex:1;height:60px;position:relative}.task-bar{color:#fff;white-space:nowrap;height:30px;box-shadow:var(--shadow);border-radius:15px;align-items:center;padding:0 1rem;font-size:.75rem;font-weight:600;transition:transform .2s;display:flex;position:absolute;top:15px}.task-bar:hover{z-index:5;transform:scaleY(1.1)}.bar-label{text-overflow:ellipsis;overflow:hidden}.project-header{background:var(--bg-card);border-bottom:1px solid var(--border);z-index:100;justify-content:space-between;align-items:center;gap:1.5rem;padding:1rem 1.5rem;display:flex;position:sticky;top:0}.project-header-left{align-items:center;gap:1.25rem;min-width:0;display:flex}.project-header-right{flex-shrink:0;align-items:center;gap:.75rem;display:flex}.back-btn{border-radius:var(--radius-md);border:1px solid var(--border);width:34px;height:34px;color:var(--text-secondary);flex-shrink:0;justify-content:center;align-items:center;display:flex}.back-btn:hover{background:var(--bg-subtle);color:var(--text-primary)}.project-info{min-width:0}.project-info h1{letter-spacing:-.02em;white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:1.25rem;font-weight:700;overflow:hidden}.project-info p{color:var(--text-muted);margin:0;font-size:.8rem}.view-toggle{border-radius:var(--radius-md);background:var(--bg-subtle);border:1px solid var(--border);box-shadow:none;padding:3px;display:flex}.view-toggle button{border-radius:calc(var(--radius-md) - 2px);color:var(--text-secondary);padding:.35rem .85rem;font-size:.8rem;font-weight:600;transition:all .15s}.view-toggle button.active{background:var(--bg-card);color:var(--text-primary);box-shadow:var(--shadow-xs)}.filter-select{border-radius:var(--radius-md);border-color:var(--border);width:auto;color:var(--text-secondary);cursor:pointer;padding:.38rem .75rem;font-size:.8rem;font-weight:500}.kanban-container{grid-template-columns:repeat(3,minmax(0,1fr));align-items:start;gap:1.25rem;padding:1.5rem;display:grid}.kanban-column{border-radius:var(--radius-lg);background:var(--bg-subtle);border:1px solid var(--border);flex-direction:column;gap:.75rem;min-height:70vh;padding:1rem;display:flex}.column-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:.25rem;padding:.25rem .25rem .75rem;display:flex}.column-header h3{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.07em;font-size:.75rem;font-weight:700}.column-header .count{background:var(--bg-card);border:1px solid var(--border);min-width:22px;height:22px;color:var(--text-secondary);border-radius:999px;justify-content:center;align-items:center;font-size:.72rem;font-weight:700;display:flex}.task-list{flex-direction:column;gap:.6rem;display:flex}.task-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;box-shadow:var(--shadow-xs);padding:1rem 1.1rem;transition:all .15s}.task-card:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.task-header{justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.5rem;display:flex}.task-header h4{color:var(--text-primary);font-size:.875rem;font-weight:600;line-height:1.4}.blocked-tag{background:var(--danger-light);color:var(--danger);border-radius:var(--radius-sm);white-space:nowrap;flex-shrink:0;align-items:center;gap:.25rem;padding:.15rem .45rem;font-size:.68rem;font-weight:700;display:inline-flex}.warning-tag{color:var(--warning);display:inline-flex}.task-desc{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:.85rem;font-size:.8rem;line-height:1.5;display:-webkit-box;overflow:hidden}.task-meta{gap:.85rem;margin-bottom:.85rem;display:flex}.meta-item{color:var(--text-muted);align-items:center;gap:.3rem;font-size:.75rem;display:flex}.task-actions{border-top:1px solid var(--bg-subtle);justify-content:flex-end;padding-top:.6rem;display:flex}.status-btn{color:var(--primary);border-radius:var(--radius-sm);background:var(--primary-light);align-items:center;gap:.25rem;padding:.25rem .6rem;font-size:.75rem;font-weight:700;transition:all .15s;display:flex}.status-btn:hover{background:#dbeafe}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.task-form{flex-direction:column;gap:1rem;display:flex}.task-detail{flex-direction:column;gap:1.5rem;display:flex}.detail-section{flex-direction:column;gap:.5rem;display:flex}.detail-section label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-size:.72rem;font-weight:700}.detail-section p{color:var(--text-secondary);font-size:.9rem;line-height:1.6}.checklist{flex-direction:column;gap:.4rem;display:flex}.checklist-item{border-radius:var(--radius-md);cursor:pointer;color:var(--text-primary);align-items:center;gap:.75rem;padding:.45rem .6rem;font-size:.875rem;transition:background .12s;display:flex}.checklist-item:hover{background:var(--bg-subtle)}.checklist-item span.completed{color:var(--text-muted);text-decoration:line-through}.add-checklist input{background:var(--bg-subtle);border:1px dashed var(--border-strong);font-size:.85rem}.detail-meta{background:var(--bg-subtle);border-radius:var(--radius-md);border:1px solid var(--border);grid-template-columns:1fr 1fr 1fr;gap:1rem;padding:1rem;display:grid}.detail-meta>div{flex-direction:column;gap:.25rem;display:flex}.detail-meta label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-size:.7rem;font-weight:700}.detail-meta span{color:var(--text-primary);font-size:.875rem;font-weight:600}.small-select{background:var(--bg-card);border:1px solid var(--border);color:var(--text-primary);border-radius:var(--radius);width:auto;padding:.25rem .5rem;font-size:.8rem}@media (width<=900px){.project-header{flex-wrap:wrap;padding:1rem 1.25rem}.kanban-container{grid-template-columns:repeat(3,minmax(260px,1fr));padding:1.5rem 1.25rem;overflow-x:auto}.detail-meta{grid-template-columns:1fr 1fr}}
