:root{--arena-primary:#124e78;--arena-primary-dark:#0a3554;--arena-primary-light:#e8f0f6;--arena-accent:#1a70ab;--arena-bg:#f4f7fa;--arena-surface:#fff;--arena-border:#e5e7eb;--arena-text-main:#1f2937;--arena-text-muted:#6b7280;--arena-shadow-sm:0 1px 2px 0 #0000000d;--arena-shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -1px #0000000f;--arena-shadow-primary:0 4px 14px 0 #124e7840;--sidebar-width:260px;--sidebar-width-collapsed:84px;--topbar-height:64px}*{-webkit-tap-highlight-color:transparent}html,body{height:100%}body{background-color:var(--arena-bg);color:var(--arena-text-main);font-family:Inter,sans-serif;overflow-x:hidden}.app-shell{min-height:100dvh}main{padding-bottom:max(1.5rem, env(safe-area-inset-bottom))}@media (width<=575.98px){main.p-4{padding:1rem!important}}.sidebar{width:var(--sidebar-width);background-color:var(--arena-surface);border-right:1px solid var(--arena-border);box-shadow:var(--arena-shadow-sm);z-index:1050;flex-shrink:0;transition:width .2s ease-in-out,transform .25s ease-in-out;position:relative}@media (width<=991.98px){.sidebar{width:280px;max-width:82vw;height:100dvh;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);box-sizing:border-box;margin:0;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%)}.sidebar.mobile-open{transform:translate(0)}}.sidebar-backdrop{z-index:1040;background-color:#0f172a73;display:none;position:fixed;inset:0}.sidebar-backdrop.show{display:block}@media (width>=992px){.sidebar.collapsed{width:var(--sidebar-width-collapsed)}.sidebar.collapsed .brand-text,.sidebar.collapsed .nav-link .link-label,.sidebar.collapsed .logout-label{display:none}.sidebar.collapsed .nav-link{justify-content:center;padding:.85rem}.sidebar.collapsed .logout-btn{justify-content:center}.sidebar.collapsed .brand-mark{width:28px;height:28px}}.sidebar .brand{height:var(--topbar-height);border-bottom:1px solid var(--arena-border);flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:.5rem 1rem;display:flex}.sidebar .brand-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;min-height:44px;padding:0;display:flex}.sidebar .brand-toggle:focus-visible{outline:2px solid var(--arena-primary);outline-offset:2px;border-radius:8px}.sidebar .brand-mark{-o-object-fit:cover;object-fit:cover;border-radius:8px;flex-shrink:0;width:34px;height:34px}.sidebar .brand-text{color:var(--arena-primary);letter-spacing:1px;text-transform:uppercase;white-space:nowrap;font-size:.75rem;font-weight:800}.sidebar .close-drawer{width:40px;height:40px;color:var(--arena-text-muted);background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;font-size:22px;display:flex;position:absolute;top:.75rem;right:.75rem}@media (width>=992px){.sidebar .close-drawer{display:none}}.sidebar nav{overflow-y:auto}.sidebar .nav-link{color:var(--arena-text-muted);white-space:nowrap;border-radius:10px;align-items:center;gap:14px;min-height:48px;margin-bottom:.35rem;padding:.85rem 1rem;font-size:1rem;font-weight:500;transition:background-color .2s,color .2s;display:flex;overflow:hidden}.sidebar .nav-link i{flex-shrink:0;font-size:22px}.sidebar .nav-link:hover,.sidebar .nav-link:active{background-color:var(--arena-primary-light);color:var(--arena-primary)}.sidebar .nav-link.active{background-color:var(--arena-primary);color:#fff;box-shadow:var(--arena-shadow-primary)}.sidebar .nav-link.active i{color:#fff}.logout-btn{min-height:48px;font-size:1rem}.topbar{height:var(--topbar-height);background-color:var(--arena-surface);border-bottom:1px solid var(--arena-border);box-shadow:var(--arena-shadow-sm);z-index:1030;padding-top:env(safe-area-inset-top);position:sticky;top:0}.menu-toggle{width:44px;height:44px;color:var(--arena-text-main);background:0 0;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;font-size:24px;display:flex}.menu-toggle:active{background-color:var(--arena-primary-light)}@media (width>=992px){.menu-toggle{display:none}}.user-avatar{background-color:var(--arena-primary-light);width:38px;height:38px;color:var(--arena-primary);border:2px solid var(--arena-surface);box-shadow:0 0 0 2px var(--arena-primary-light);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;font-weight:600;display:flex}.btn-arena{background-color:var(--arena-primary);border-color:var(--arena-primary);color:#fff;border-radius:10px;min-height:46px;padding:.65rem 1.25rem;font-weight:500}.btn-arena:hover,.btn-arena:active{background-color:var(--arena-primary-dark);border-color:var(--arena-primary-dark);color:#fff}.text-arena{color:var(--arena-primary)!important}.card{border:1px solid var(--arena-border);box-shadow:var(--arena-shadow-sm);background-color:var(--arena-surface);border-radius:16px}.alert{box-shadow:var(--arena-shadow-sm);border:none;border-radius:12px;font-weight:500}.form-label{color:#374151;font-size:.9rem;font-weight:500}.form-control,.form-select{border:1px solid var(--arena-border);min-height:48px;color:var(--arena-text-main);background-color:#fff;border-radius:10px;padding:.65rem .85rem;font-size:.95rem}textarea.form-control{min-height:110px}.form-control:focus,.form-select:focus{border-color:var(--arena-primary);box-shadow:0 0 0 3px #124e781f}.form-control::placeholder{color:#9ca3af}.form-check-input{cursor:pointer}.form-switch .form-check-input{width:2.5em;height:1.4em}.form-check-input:checked{background-color:var(--arena-primary);border-color:var(--arena-primary)}.form-check-input:focus{border-color:var(--arena-primary);box-shadow:0 0 0 3px #124e781f}.form-check-label{color:var(--arena-text-main);padding-left:.5rem;font-size:.9rem}.invalid-feedback{font-size:.82rem}.form-control.is-invalid,.form-select.is-invalid{border-color:#dc3545}.modal-backdrop.show{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background-color:#0f172a66}#messageModal .modal-content{box-shadow:var(--arena-shadow-md);border:none;border-radius:16px}#messageModal .modal-body{padding:2rem 1.75rem .5rem}#messageModal .msg-icon{border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 1rem;display:flex}#messageModal .msg-icon i{font-size:30px;line-height:1}#messageModal .msg-icon.success{color:#1f9d55;background-color:#e6f6ec}#messageModal .msg-icon.danger{color:#dc3545;background-color:#fdecec}#messageModal .msg-icon.warning{color:#c2760c;background-color:#fef3e2}#messageModal h3{color:var(--arena-text-main);margin-bottom:.4rem;font-size:1.1rem;font-weight:600}#messageModal p{color:var(--arena-text-muted);font-size:.9rem}#messageModal .modal-footer{border-top:none;justify-content:center;padding:1rem 1.75rem 1.75rem}#messageModal .modal-footer .btn{width:100%;min-height:46px}.guest-card{background-color:var(--arena-surface);border:1px solid var(--arena-border);width:100%;max-width:400px;box-shadow:var(--arena-shadow-sm);border-radius:12px;padding:1.75rem 1.5rem}.guest-card .brand{flex-direction:column;justify-content:center;align-items:center;gap:4px;margin-bottom:1rem;display:flex}.guest-card .brand-mark{-o-object-fit:cover;object-fit:cover;border-radius:8px;width:48px;height:48px}.guest-card .brand-name{color:var(--arena-text-main);font-size:1.05rem;font-weight:700}.guest-card .form-label{color:#374151;font-size:.9rem;font-weight:500}.guest-card .form-control{border-color:var(--arena-border);min-height:48px;padding:.75rem .85rem;font-size:1rem}.guest-card .form-control:focus{border-color:var(--arena-primary);box-shadow:0 0 0 .2rem #124e7826}@media (width<=380px){.guest-card{padding:1.5rem 1.15rem}}table.arena-table{border-collapse:separate;border-spacing:0}table.arena-table thead th{color:var(--arena-text-muted);text-transform:uppercase;letter-spacing:.04em;background-color:var(--arena-bg);border-top:none;border-bottom:1px solid var(--arena-border);white-space:nowrap;padding:.9rem 1rem;font-size:.78rem;font-weight:600}table.arena-table thead th:first-child{border-top-left-radius:10px}table.arena-table thead th:last-child{border-top-right-radius:10px}table.arena-table tbody td{color:var(--arena-text-main);vertical-align:middle;border-bottom:1px solid var(--arena-border);padding:.85rem 1rem;font-size:.9rem}table.arena-table tbody tr{transition:background-color .15s}table.arena-table tbody tr:hover{background-color:var(--arena-primary-light)}table.arena-table tbody tr:last-child td{border-bottom:none}.row-action-btn{border:1px solid var(--arena-border);width:32px;height:32px;color:var(--arena-text-muted);background-color:#fff;border-radius:8px;justify-content:center;align-items:center;transition:all .15s;display:inline-flex}.row-action-btn:hover{background-color:var(--arena-primary-light);color:var(--arena-primary);border-color:var(--arena-primary-light)}.row-action-btn.danger:hover{color:#dc3545;background-color:#fdecec;border-color:#fdecec}.dt-container{font-family:Inter,sans-serif;position:relative}.dt-container .dt-processing{background-color:var(--arena-surface);border:1px solid var(--arena-border);box-shadow:var(--arena-shadow-md);color:var(--arena-primary);z-index:5;border-radius:10px;padding:.6rem 1.25rem;font-size:.9rem;font-weight:500;width:auto!important;margin:0!important;position:absolute!important;top:50%!important;left:50%!important;right:auto!important;transform:translate(-50%,-50%)!important}.dt-container .dt-search label{display:none}.dt-container .dt-search input{border:1px solid var(--arena-border);background-color:var(--arena-bg);border-radius:10px;min-width:240px;padding:.5rem .85rem;font-size:.88rem}.dt-container .dt-search input:focus{border-color:var(--arena-primary);background-color:#fff;outline:none;box-shadow:0 0 0 3px #124e781f}.dt-container .dt-length label{color:var(--arena-text-muted);align-items:center;gap:.5rem;font-size:.85rem;display:flex}.dt-container .dt-length select{border:1px solid var(--arena-border);background-color:#fff;border-radius:8px;padding:.35rem 2rem .35rem .6rem;font-size:.85rem}.dt-container .dt-info{color:var(--arena-text-muted);font-size:.85rem}.dt-container .dt-paging .dt-paging-button{border:1px solid var(--arena-border);color:var(--arena-text-main);background-color:#fff;border-radius:8px;margin-left:6px;padding:.4rem .75rem;font-size:.85rem;transition:all .15s}.dt-container .dt-paging .dt-paging-button:hover:not(.disabled):not(.current){background-color:var(--arena-primary-light);border-color:var(--arena-primary-light);color:var(--arena-primary)}.dt-container .dt-paging .dt-paging-button.current{background:var(--arena-primary);border-color:var(--arena-primary);color:#fff;box-shadow:var(--arena-shadow-primary)}.dt-container .dt-paging .dt-paging-button.disabled{opacity:.4}.table-card-header{border-bottom:1px solid var(--arena-border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;margin-bottom:1rem;padding-bottom:1rem;display:flex}@media (width<=767.98px){.dt-container .dt-search input{min-width:100%}.table-card-header{flex-direction:column;align-items:flex-start}table.arena-table thead{display:none}table.arena-table,table.arena-table tbody,table.arena-table tr{width:100%;display:block}table.arena-table tr{border:1px solid var(--arena-border);border-radius:10px;margin-bottom:.65rem;padding:.25rem 0;overflow:hidden}table.arena-table tr:last-child{margin-bottom:0}table.arena-table td{border-bottom:1px dashed var(--arena-border);text-align:right;justify-content:space-between;align-items:center;gap:1rem;padding:.6rem .9rem;display:flex}table.arena-table td:last-child{border-bottom:none}table.arena-table td:before{content:attr(data-label);text-transform:uppercase;letter-spacing:.03em;color:var(--arena-text-muted);text-align:left;flex-shrink:0;font-size:.78rem;font-weight:600}table.arena-table td[data-label=""]:before{content:none}table.arena-table td.dt-actions-cell{justify-content:flex-end}table.arena-table td.dt-actions-cell:before{content:none}}