*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:#f5f7fa;color:#333;line-height:1.6}.header{background-color:#2c3e50;color:#fff;padding:30px 20px;margin-bottom:30px;border-radius:4px}.header h1{font-size:28px;margin-bottom:10px;font-weight:600}.header p{font-size:14px;color:#ecf0f1}.form-section{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px}.form-section>h2{grid-column:1 / -1;margin:0 0 10px;font-size:16px;font-weight:600;color:#2c3e50}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#2c3e50}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit;transition:border-color .3s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#3498db;box-shadow:0 0 0 2px #3498db1a}.form-group input:disabled,.form-group select:disabled,.form-group textarea:disabled{background-color:#f8f9fa;color:#6c757d;border-color:#dee2e6;cursor:not-allowed;opacity:.85}.btn{padding:10px 20px;border:none;border-radius:4px;font-size:14px;font-weight:500;cursor:pointer;transition:all .3s;display:inline-block;text-align:center;text-decoration:none}.btn-primary{background-color:#3498db;color:#fff}.btn-primary:hover{background-color:#2980b9;transform:translateY(-1px);box-shadow:0 2px 8px #3498db4d}.btn-secondary{background-color:#95a5a6;color:#fff}.btn-info{background-color:#3498db;color:#fff}.btn-info:hover{background-color:#2980b9}.btn-success{background-color:#27ae60;color:#fff}.btn-success:hover{background-color:#229954}.btn-warning{background-color:#f39c12;color:#fff}.btn-warning:hover{background-color:#d68910}.btn-danger{background-color:#e74c3c;color:#fff}.btn-danger:hover{background-color:#c0392b}.btn-small{padding:6px 12px;font-size:12px}table{width:100%;border-collapse:collapse;background-color:#fff;border-radius:4px;overflow:hidden;box-shadow:0 2px 4px #0000001a}thead{background-color:#34495e;color:#fff}th{padding:15px;text-align:left;font-weight:600;border-bottom:2px solid #2c3e50}td{padding:12px 15px;border-bottom:1px solid #ecf0f1}tbody tr:hover{background-color:#f8f9fa}tbody tr.clickable{cursor:pointer}tbody tr.disabled{opacity:.6;background-color:#f5f5f5}.search-section{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}.search-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:15px;margin-bottom:15px}.search-field{display:flex;flex-direction:column}.search-field label{margin-bottom:8px;font-weight:500;color:#2c3e50}.search-field input,.search-field select{padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.search-actions{display:flex;justify-content:space-between;align-items:center;gap:10px}.search-buttons,.action-buttons{display:flex;gap:10px}.checkbox-column{width:50px;text-align:center}.checkbox-column input[type=checkbox]{cursor:pointer;width:18px;height:18px}tbody tr.selected{background-color:#e8f4f8}tbody tr:hover{background-color:#f5f5f5}tbody td.clickable{cursor:pointer;color:#3498db;font-weight:500;text-decoration:none;transition:all .2s}tbody td.clickable:hover{color:#2980b9;text-decoration:underline;background-color:#e3f2fd}.teams-container{display:grid;grid-template-columns:2fr .5fr 2fr;gap:20px;align-items:start}.teams-section{min-width:0;display:flex;flex-direction:column}.checklist-box{flex:1;min-height:200px;max-height:500px;overflow-y:auto;border:1px solid #ddd;border-radius:4px;background-color:#fff;padding:10px}.selected-teams-box{flex:1;min-height:250px;max-height:500px;overflow-y:auto;border:1px solid #ddd;border-radius:4px;background-color:#fff;padding:0;display:flex;flex-direction:column}.selected-teams-header{padding:10px;font-weight:600;color:#2c3e50;border-bottom:2px solid #34495e;background-color:#f8f9fa;flex-shrink:0}.selected-teams-box>div:not(.selected-teams-header){padding:10px}.button-group{display:grid;flex-direction:row;gap:8px;align-self:center;justify-content:center}.button-group .btn{padding:8px 12px;min-width:35px;font-weight:700;font-size:16px;white-space:nowrap;display:inline}.selected-team-item{display:flex;align-items:center;gap:10px;padding:8px;border-bottom:1px solid #f0f0f0}.selected-team-item input[type=checkbox]{cursor:pointer;flex-shrink:0}.selected-team-item span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.selected-team-item .btn-remove{flex-shrink:0;background:none;border:none;color:#e74c3c;cursor:pointer;font-size:18px;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;transition:color .2s}.selected-team-item .btn-remove:hover{color:#c0392b}.referees-container{display:grid;grid-template-columns:2fr .5fr 2fr;gap:20px;align-items:start}.referees-section{min-width:0;display:flex;flex-direction:column}.selected-referees-box{flex:1;min-height:300px;max-height:500px;overflow-y:auto;border:1px solid #ddd;border-radius:4px;background-color:#fff;padding:10px}.selected-referee-item{display:flex;align-items:center;gap:10px;padding:8px;border-bottom:1px solid #f0f0f0}.selected-referee-item input[type=checkbox]{cursor:pointer;flex-shrink:0}.selected-referee-item span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.selected-referee-item .btn-remove{flex-shrink:0;background:none;border:none;color:#e74c3c;cursor:pointer;font-size:18px;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;transition:color .2s}.selected-referee-item .btn-remove:hover{color:#c0392b}.pagination{display:flex;justify-content:center;gap:10px;margin:20px 0}.pagination button{padding:8px 12px;border:1px solid #ddd;background-color:#fff;cursor:pointer;border-radius:4px;transition:all .3s}.pagination button:hover{background-color:#f5f7fa;border-color:#3498db}.page-info{padding:8px 12px;color:#666}.info-note{background-color:#ecf0f1;border-left:4px solid #3498db;padding:12px 15px;margin-top:20px;border-radius:4px;font-size:13px;color:#555}.error-message{background-color:#fee;border-left:4px solid #e74c3c;color:#c0392b;padding:12px 15px;margin-bottom:15px;border-radius:4px;font-size:14px}.info-message{background-color:#e3f2fd;border-left:4px solid #3498db;color:#1565c0;padding:12px 15px;margin-bottom:15px;border-radius:4px;font-size:14px}.form-section.player-info,.form-section.referee-info{display:block;width:100%;margin-bottom:20px}.player-header h2{margin:0;font-size:16px;font-weight:600;color:#2c3e50}.players-table{width:100%;border-collapse:collapse;background-color:#fff;border-radius:4px;overflow:hidden;box-shadow:0 2px 4px #0000001a}.players-table thead{background-color:#34495e;color:#fff}.players-table th{padding:12px 15px;text-align:left;font-weight:600;border-bottom:2px solid #2c3e50}.players-table td{padding:10px 15px;border-bottom:1px solid #ecf0f1}.players-table input[type=text],.players-table input[type=number]{width:100%;padding:8px 10px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit}.players-table input[type=text]:focus,.players-table input[type=number]:focus{outline:none;border-color:#3498db;box-shadow:0 0 0 2px #3498db1a}.referees-table{width:100%;border-collapse:collapse;background-color:#fff;border-radius:4px;overflow:hidden;box-shadow:0 2px 4px #0000001a}.referees-table thead{background-color:#34495e;color:#fff}.referees-table th{padding:12px 15px;text-align:left;font-weight:600;border-bottom:2px solid #2c3e50}.referees-table td{padding:10px 15px;border-bottom:1px solid #ecf0f1}.referees-table tbody tr:hover{background-color:#f8f9fa}.form-actions{display:flex;gap:10px;margin-top:20px;padding-top:20px;border-top:1px solid #ecf0f1}.date-group,.time-group,.activity-period{display:flex;flex-direction:column}.date-inputs,.time-inputs{display:flex;gap:10px;align-items:center}.date-inputs input,.time-inputs input,.date-inputs select,.time-inputs select{flex:1;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px}.separator{color:#666;padding:0 5px;white-space:nowrap}.time-input-wrapper{display:flex;flex-direction:column;gap:5px;flex:1}.time-label{font-size:12px;font-weight:500;color:#555}.empty-state{text-align:center;color:#999;padding:30px!important;font-style:italic}.container{max-width:1200px;margin:0 auto;padding:0 20px}.content{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}@media (max-width: 768px){.header{padding:20px 15px}.header h1{font-size:24px}.search-fields{grid-template-columns:1fr}.form-actions{flex-direction:column}.form-actions .btn{width:100%}table{font-size:12px}th,td{padding:10px 8px}}.contest-register-container,.contest-search-container,.contest-edit-container,.contest-delete-container,.contest-team-manage-container,.contest-team-matching-container{max-width:1000px;margin:0 auto;padding:0 20px}.register-form{background:white;padding:30px;border-radius:4px;box-shadow:0 2px 8px #0000001a}.form-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-bottom:30px;background:transparent!important;padding:0!important;box-shadow:none!important}.team-register-container,.team-search-container{max-width:1000px;margin:0 auto;padding:0 20px}.player-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.player-header h2{margin:0}.players-table{width:100%;margin-top:15px}.players-table input{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px}.referee-register-container,.referee-search-container,.referee-edit-container{max-width:1000px;margin:0 auto;padding:0 20px}.file-info{font-size:12px;color:#27ae60;margin-top:8px}.contest-referee-assignment-container{max-width:1200px;margin:0 auto;padding:0 20px}.assignment-info{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}.info-section{padding:15px;background:#f0f7ff;border-left:4px solid #3498db;border-radius:4px}.info-section h2{color:#2c3e50;margin-bottom:10px;font-size:16px}.info-section p{margin:8px 0;font-size:14px;color:#555}.matching-schedule{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}.week-section{margin-bottom:20px}.week-section h3{color:#2c3e50;margin-bottom:10px;font-size:15px}.matches-table{width:100%}.matches-table .vs{text-align:center;color:#999;font-weight:700}.teams-section{margin-bottom:30px}.teams-section h3{color:#2c3e50;margin-bottom:15px;font-size:15px}.team-actions{margin-top:15px;text-align:center}.participating-teams-table{width:100%;background:white}.assignment-table select{width:100%;padding:8px;border:1px solid #ddd;border-radius:4px;font-size:13px}.assignment-table select:focus{outline:none;border-color:#3498db;box-shadow:0 0 0 2px #3498db1a}.team-info h2,.player-info h2{color:#2c3e50;margin-bottom:15px;font-size:16px;padding-bottom:10px;border-bottom:2px solid #ecf0f1}.player-info{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}.selected-info,.contest-info{font-size:14px;color:#7f8c8d;margin-top:10px}.matching-settings{background:white;padding:20px;margin-bottom:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}.matching-settings h2{color:#2c3e50;margin-bottom:15px;font-size:16px}.matching-settings .form-group{margin-bottom:15px}.info-box{background:#e8f4f8;border-left:4px solid #3498db;padding:12px 15px;border-radius:4px;font-size:14px;color:#2c3e50}.teams-container>.referees-container{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:30px}.teams-section,.referees-section{background:white;padding:20px;border-radius:4px;box-shadow:0 2px 4px #0000001a}.teams-section h3,.referees-section h3{color:#2c3e50;margin-bottom:15px;font-size:15px;padding-bottom:10px;border-bottom:1px solid #ecf0f1}.search-input{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;margin-bottom:15px;font-size:14px}.checklist-box{border:1px solid #ddd;border-radius:4px;max-height:300px;overflow-y:auto;background:#f9f9f9}.checklist-item{display:flex;align-items:center;padding:10px;border-bottom:1px solid #eee}.checklist-item:last-child{border-bottom:none}.checklist-item input[type=checkbox]{margin-right:10px;cursor:pointer}.checklist-item label{cursor:pointer;flex:1;margin:0}.selected-teams-box,.selected-referees-box{border:1px solid #ddd;border-radius:4px;background:#f9f9f9;min-height:250px}.selected-teams-header,.selected-referees-header{background:#16a085;color:#fff;padding:12px;font-weight:600;border-radius:4px 4px 0 0}.selected-team-item,.selected-referee-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid #eee}.selected-team-item:last-child,.selected-referee-item:last-child{border-bottom:none}.btn-remove{background:none;border:none;color:#e74c3c;font-size:20px;cursor:pointer;padding:0 5px}.btn-remove:hover{color:#c0392b}.empty-state{padding:15px;text-align:center;color:#999}.content .section{background:white;padding:30px;border-radius:4px;box-shadow:0 2px 8px #0000001a}.content .section h2{color:#2c3e50;margin-bottom:25px;font-size:16px}@media (max-width: 768px){.form-section{grid-template-columns:1fr}.date-inputs,.time-inputs{flex-wrap:wrap}.register-form{padding:20px}.player-header{flex-direction:column;align-items:flex-start}.player-header h2{margin-bottom:10px}.teams-container,.referees-container{grid-template-columns:1fr;gap:20px}}.login-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}.login-box{background:white;border-radius:8px;box-shadow:0 10px 25px #0003;padding:40px;width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:30px}.login-header h1{margin:0 0 10px;font-size:24px;color:#333}.login-header p{margin:0;font-size:18px;color:#667eea;font-weight:500}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:500;color:#333}.form-group input{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;box-sizing:border-box;transition:border-color .3s}.form-group input:focus{outline:none;border-color:#667eea}.form-group input:disabled{background-color:#f5f5f5;cursor:not-allowed}.login-button{width:100%;padding:12px;background-color:#667eea;color:#fff;border:none;border-radius:4px;font-size:16px;font-weight:500;cursor:pointer;transition:background-color .3s}.login-button:hover:not(:disabled){background-color:#5568d3}.login-button:disabled{background-color:#999;cursor:not-allowed}.error-message{color:#d32f2f;background-color:#ffebee;padding:12px;border-radius:4px;margin-bottom:20px;font-size:14px}.manage-container{padding:20px;background:#fff;border-radius:4px}.manage-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:15px;border-bottom:2px solid #ecf0f1}.manage-header h2{margin:0;font-size:24px;color:#2c3e50}.search-section{background:#f8f9fa;padding:15px;border-radius:4px;margin-bottom:25px}.search-section form{display:flex;gap:10px;flex-wrap:wrap}.search-section input{flex:1;min-width:200px;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px}.search-section button{padding:10px 20px;border:none;border-radius:4px;font-size:14px;cursor:pointer;font-weight:500}.search-section button[type=submit]{background-color:#3498db;color:#fff}.search-section button[type=button]{background-color:#95a5a6;color:#fff}.search-section button:hover{opacity:.9}.table-section{overflow-x:auto;margin-bottom:20px}.data-table{width:100%;border-collapse:collapse;margin-bottom:20px;background:white;border:1px solid #ecf0f1}.data-table thead{background-color:#34495e;color:#fff}.data-table th{padding:12px;text-align:left;font-weight:600;border-bottom:2px solid #2c3e50}.data-table td{padding:12px;border-bottom:1px solid #ecf0f1}.data-table tbody tr:hover{background-color:#f8f9fa}.data-table td:last-child{text-align:center}.btn-primary{background-color:#27ae60;color:#fff;padding:10px 20px;border:none;border-radius:4px;cursor:pointer;font-weight:500;font-size:14px;transition:background-color .3s}.btn-primary:hover{background-color:#229954}.btn-edit{background-color:#3498db;color:#fff;padding:6px 12px;border:none;border-radius:3px;cursor:pointer;font-size:12px;margin-right:5px;transition:background-color .3s}.btn-edit:hover{background-color:#2980b9}.btn-delete{background-color:#e74c3c;color:#fff;padding:6px 12px;border:none;border-radius:3px;cursor:pointer;font-size:12px;transition:background-color .3s}.btn-delete:hover{background-color:#c0392b}.btn-secondary{background-color:#95a5a6;color:#fff;padding:10px 20px;border:none;border-radius:4px;cursor:pointer;font-weight:500;font-size:14px;transition:background-color .3s}.btn-secondary:hover{background-color:#7f8c8d}.form-section{background:#f8f9fa;padding:20px;border-radius:4px;margin-bottom:25px;border:1px solid #ecf0f1}.form-section h3{margin-top:0;margin-bottom:20px;color:#2c3e50;font-size:18px}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;font-weight:500;color:#2c3e50;font-size:14px}.form-group input{width:100%;padding:10px;border:1px solid #ddd;border-radius:4px;font-size:14px;transition:border-color .3s}.form-group input:focus{outline:none;border-color:#3498db;box-shadow:0 0 0 2px #3498db1a}.form-group input:disabled{background-color:#ecf0f1;cursor:not-allowed}.form-actions{display:flex;gap:10px;margin-top:20px}.form-actions button{flex:1;padding:10px;border:none;border-radius:4px;font-weight:500;cursor:pointer;transition:all .3s}.form-actions button:disabled{opacity:.6;cursor:not-allowed}.error-message{background-color:#fadbd8;color:#c0392b;padding:12px;border-radius:4px;margin-bottom:15px;border-left:4px solid #e74c3c;font-size:14px}.loading{text-align:center;padding:40px;color:#7f8c8d;font-size:16px}.no-data{text-align:center;padding:40px;color:#7f8c8d;font-size:14px;background:#f8f9fa;border-radius:4px}.app{display:flex;min-height:100vh;background-color:#f5f7fa}.sidebar{width:250px;background-color:#2c3e50;color:#fff;padding:20px;overflow-y:auto;position:fixed;height:100vh;left:0;top:0}.logo{padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.2);margin-bottom:20px}.logo h2{font-size:18px;margin:0;color:#ecf0f1}.menu{list-style:none;padding:0;margin:0}.menu-header{font-size:12px;text-transform:uppercase;color:#95a5a6;margin-top:20px;margin-bottom:10px;padding-left:10px;font-weight:600}.menu-item{padding:12px 15px;cursor:pointer;border-radius:4px;transition:all .3s;font-size:14px;margin-bottom:5px;color:#ecf0f1}.menu-item:hover{background-color:#3498db33;padding-left:25px}.main-content{flex:1;margin-left:250px;display:flex;flex-direction:column}.top-header{background-color:#fff;padding:20px 30px;border-bottom:1px solid #ecf0f1;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 4px #0000000d}.header-title h1{font-size:24px;color:#2c3e50;margin:0}.header-user{display:flex;align-items:center;gap:15px}.header-user span{color:#666;font-size:14px}.header-user button{padding:8px 16px;background-color:#e74c3c;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:all .3s}.header-user button:hover{background-color:#c0392b}.page-content{flex:1;padding:30px;overflow-y:auto}.dashboard-container{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin:30px 0}.dashboard-card{background:white;padding:30px;border-radius:8px;box-shadow:0 2px 8px #0000001a;text-align:center;transition:all .3s}.dashboard-card:hover{transform:translateY(-5px);box-shadow:0 4px 16px #00000026}.dashboard-card h3{color:#2c3e50;margin-bottom:15px;font-size:16px;font-weight:600}.dashboard-stat{font-size:48px;font-weight:700;color:#3498db;margin:20px 0}.dashboard-card p{color:#95a5a6;font-size:14px;margin:0}.recent-section{background:white;padding:30px;border-radius:8px;box-shadow:0 2px 8px #0000001a;margin-top:30px}.recent-section h2{color:#2c3e50;margin-bottom:20px;font-size:18px}.recent-table{width:100%;border-collapse:collapse}.recent-table thead{background-color:#ecf0f1}.recent-table th{padding:12px;text-align:left;font-weight:600;color:#2c3e50;border:none}.recent-table td{padding:12px;border-bottom:1px solid #ecf0f1}.recent-table tbody tr:hover{background-color:#f8f9fa}@media (max-width: 1024px){.sidebar{width:200px}.main-content{margin-left:200px}.dashboard-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.sidebar{position:absolute;left:-250px;width:250px;transition:left .3s;z-index:1000}.sidebar.active{left:0}.main-content{margin-left:0}.page-content{padding:20px}.top-header{padding:15px 20px}.header-title h1{font-size:20px}.dashboard-grid{grid-template-columns:1fr}.dashboard-stat{font-size:36px}}