.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:20px}.login-card{background:white;border-radius:16px;box-shadow:0 20px 60px #0000004d;width:100%;max-width:400px;overflow:hidden}.login-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:30px;text-align:center}.login-header h1{margin:0 0 10px;font-size:28px}.login-header p{margin:0;opacity:.9;font-size:14px}.login-form{padding:30px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:#333}.form-group input{width:100%;padding:12px 16px;border:2px solid #e1e5eb;border-radius:8px;font-size:16px;transition:border-color .2s;box-sizing:border-box}.form-group input:focus{outline:none;border-color:#667eea}.login-button{width:100%;padding:14px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.login-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 20px #667eea66}.login-button:disabled{opacity:.7;cursor:not-allowed}.error-message{background:#fee2e2;color:#dc2626;padding:12px 16px;border-radius:8px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center}.error-message button{background:none;border:none;color:#dc2626;font-size:20px;cursor:pointer;padding:0;line-height:1}.login-footer{padding:20px;text-align:center;background:#f8fafc;border-top:1px solid #e1e5eb}.login-footer p{margin:0;color:#64748b;font-size:12px}.login-footer a{color:#7c3aed;text-decoration:none;font-weight:600;transition:color .2s}.login-footer a:hover{color:#5b21b6;text-decoration:underline}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.change-password-modal{background:white;border-radius:16px;width:100%;max-width:420px;box-shadow:0 20px 60px #0000004d;animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid #e5e7eb}.modal-header h2{margin:0;font-size:1.25rem;color:#1f2937}.close-button{background:none;border:none;font-size:24px;cursor:pointer;color:#6b7280;padding:0;line-height:1;transition:color .2s}.close-button:hover{color:#1f2937}.change-password-form{padding:24px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#374151;font-size:.9rem}.form-group input{width:100%;padding:12px 16px;border:2px solid #e5e7eb;border-radius:10px;font-size:1rem;transition:all .2s;box-sizing:border-box}.form-group input:focus{outline:none;border-color:#7c3aed;box-shadow:0 0 0 3px #7c3aed1a}.form-group input:disabled{background:#f3f4f6;cursor:not-allowed}.error-message{background:#fef2f2;color:#dc2626;padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:.9rem;border:1px solid #fecaca}.success-message{background:#f0fdf4;color:#16a34a;padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:.9rem;border:1px solid #bbf7d0}.form-actions{display:flex;gap:12px;margin-top:24px}.cancel-button{flex:1;padding:12px 20px;border:2px solid #e5e7eb;background:white;border-radius:10px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s;color:#4b5563}.cancel-button:hover:not(:disabled){background:#f3f4f6;border-color:#d1d5db}.submit-button{flex:1;padding:12px 20px;border:none;background:linear-gradient(135deg,#7c3aed,#6d28d9);color:#fff;border-radius:10px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s}.submit-button:hover:not(:disabled){background:linear-gradient(135deg,#6d28d9,#5b21b6);transform:translateY(-1px);box-shadow:0 4px 12px #7c3aed66}.submit-button:disabled,.cancel-button:disabled{opacity:.6;cursor:not-allowed;transform:none}@media (max-width: 480px){.change-password-modal{margin:16px;max-width:calc(100% - 32px)}.form-actions{flex-direction:column}}.header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:16px 24px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 12px #00000026}.header-left{display:flex;align-items:center;gap:16px}.header-left h1{margin:0;font-size:24px}.header-subtitle{opacity:.8;font-size:14px}.header-right{display:flex;align-items:center;gap:20px}.user-info{display:flex;flex-direction:column;align-items:flex-end}.user-name{font-weight:600}.user-role{font-size:12px;opacity:.9}.user-role.admin{color:gold}.logout-button{background:rgba(255,255,255,.2);color:#fff;border:1px solid rgba(255,255,255,.3);padding:8px 16px;border-radius:6px;cursor:pointer;font-size:14px;transition:background .2s}.logout-button:hover{background:rgba(255,255,255,.3)}.change-password-button{background:rgba(255,255,255,.2);color:#fff;border:1px solid rgba(255,255,255,.3);padding:8px 12px;border-radius:6px;cursor:pointer;font-size:16px;transition:all .2s}.change-password-button:hover{background:rgba(255,255,255,.3);transform:scale(1.05)}.task-card{background:white;border:1px solid #e2e8f0;border-radius:8px;padding:14px;cursor:grab;transition:transform .2s,box-shadow .2s}.task-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.task-card:active{cursor:grabbing}.task-card.overdue{border-left:4px solid #ef4444}.task-header{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:8px}.task-name{margin:0;font-size:14px;font-weight:600;color:#1e293b;flex:1}.task-priority{font-size:10px;padding:2px 8px;border-radius:4px;color:#fff;font-weight:600;white-space:nowrap}.task-description{margin:0 0 12px;font-size:12px;color:#64748b;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.task-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:11px;color:#64748b}.task-assignee,.task-due-date{display:flex;align-items:center;gap:4px}.task-due-date.overdue{color:#ef4444;font-weight:600}.task-counters{display:flex;gap:12px;margin-top:10px;padding-top:10px;border-top:1px solid #f1f5f9}.counter{font-size:11px;color:#64748b}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal-content{background:white;border-radius:16px;width:100%;max-width:600px;max-height:90vh;overflow:hidden;display:flex;flex-direction:column}.modal-header{padding:20px 24px;border-bottom:1px solid #e2e8f0;display:flex;justify-content:space-between;align-items:center}.modal-header h2{margin:0;font-size:20px;color:#1e293b}.close-button{background:none;border:none;font-size:28px;color:#64748b;cursor:pointer;padding:0;line-height:1}.close-button:hover{color:#1e293b}.modal-body{padding:24px;overflow-y:auto;flex:1}.task-info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px}.info-item{display:flex;flex-direction:column;gap:4px}.info-item label{font-size:12px;color:#64748b;font-weight:600;text-transform:uppercase}.info-item span{font-size:14px;color:#1e293b}.status-badge{display:inline-block;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:600}.status-todo{background:#e2e8f0;color:#475569}.status-in_progress{background:#fef3c7;color:#92400e}.status-review{background:#ddd6fe;color:#6b21a8}.status-done{background:#d1fae5;color:#065f46}.priority-value{font-weight:600}.task-description-section{margin-bottom:24px}.task-description-section h3{margin:0 0 12px;font-size:16px;color:#1e293b}.task-description-section p{margin:0;color:#64748b;line-height:1.6}.comments-section h3{margin:0 0 16px;font-size:16px;color:#1e293b}.comment-form{margin-bottom:20px}.comment-form textarea{width:100%;padding:12px;border:2px solid #e2e8f0;border-radius:8px;font-size:14px;resize:vertical;box-sizing:border-box}.comment-form textarea:focus{outline:none;border-color:#667eea}.comment-form button{margin-top:8px;background:#667eea;color:#fff;border:none;padding:10px 20px;border-radius:6px;cursor:pointer;font-size:14px}.comment-form button:disabled{opacity:.5;cursor:not-allowed}.comments-list{display:flex;flex-direction:column;gap:12px}.loading-text,.no-comments{color:#64748b;font-size:14px;text-align:center;padding:20px}.comment-item{background:#f8fafc;padding:12px;border-radius:8px}.comment-header{display:flex;justify-content:space-between;margin-bottom:8px;font-size:12px}.comment-author{font-weight:600;color:#1e293b}.comment-date{color:#64748b}.comment-content{margin:0;font-size:14px;color:#475569;line-height:1.5}.delete-comment{background:none;border:none;color:#ef4444;font-size:12px;cursor:pointer;margin-top:8px;padding:0}.delete-comment:hover{text-decoration:underline}.modal-footer{padding:16px 24px;border-top:1px solid #e2e8f0;display:flex;justify-content:flex-end}.delete-task-button{background:#fee2e2;color:#dc2626;border:none;padding:10px 20px;border-radius:6px;cursor:pointer;font-size:14px;font-weight:600}.delete-task-button:hover{background:#fecaca}.create-modal-content{background:white;border-radius:16px;width:100%;max-width:500px;max-height:90vh;overflow:hidden}.create-task-form{padding:24px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:#1e293b;font-size:14px}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px;border:2px solid #e2e8f0;border-radius:8px;font-size:14px;transition:border-color .2s;box-sizing:border-box}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#667eea}.form-group textarea{resize:vertical}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 500px){.form-row{grid-template-columns:1fr}}.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:20px;border-top:1px solid #e2e8f0}.cancel-button{padding:12px 24px;border:2px solid #e2e8f0;background:white;border-radius:8px;font-size:14px;cursor:pointer;color:#64748b;transition:background .2s}.cancel-button:hover{background:#f8fafc}.submit-button{padding:12px 24px;border:none;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 20px #667eea66}.submit-button:disabled{opacity:.7;cursor:not-allowed}.kanban-container{padding:24px;min-height:calc(100vh - 80px);background:#f1f5f9}.kanban-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.kanban-header h2{margin:0;color:#1e293b}.create-task-button{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.create-task-button:hover{transform:translateY(-2px);box-shadow:0 5px 20px #667eea66}.error-banner{background:#fee2e2;color:#dc2626;padding:12px 16px;border-radius:8px;margin-bottom:20px}.kanban-board{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;min-height:500px}@media (max-width: 1200px){.kanban-board{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.kanban-board{grid-template-columns:1fr}}.kanban-column{background:white;border-radius:12px;box-shadow:0 2px 8px #00000014;display:flex;flex-direction:column;min-height:400px}.column-header{padding:16px;border-radius:12px 12px 0 0;display:flex;justify-content:space-between;align-items:center}.column-header h3{margin:0;font-size:16px;color:#1e293b}.task-count{background:rgba(0,0,0,.1);padding:4px 10px;border-radius:12px;font-size:12px;font-weight:600}.column-content{padding:12px;flex:1;display:flex;flex-direction:column;gap:12px;overflow-y:auto}.empty-column{flex:1;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:14px;border:2px dashed #e2e8f0;border-radius:8px;margin:8px}.loading{display:flex;align-items:center;justify-content:center;height:400px;font-size:18px;color:#64748b}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f1f5f9}.app{min-height:100vh}.loading-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff}.loading-spinner{width:50px;height:50px;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen p{font-size:18px;opacity:.9}