:root{--primary:#4f46e5;--primary-hover:#4338ca;--primary-light:#e0e7ff;--bg-main:#f8fafc;--bg-card:#fff;--text-main:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--radius:8px;--font:"Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background-color:var(--bg-main);color:var(--text-main);line-height:1.5;overflow-x:hidden}.admin-layout{min-height:100vh;display:flex;position:relative}.sidebar{background-color:var(--bg-card);border-right:1px solid var(--border);z-index:50;flex-direction:column;width:260px;transition:all .3s;display:flex}.sidebar.collapsed{margin-left:-260px}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:20px;display:flex}.sidebar-logo{color:var(--primary);align-items:center;gap:8px;font-size:1.25rem;font-weight:700;display:flex}.sidebar-menu{flex:1;padding:20px 10px;list-style:none}.sidebar-item{color:var(--text-muted);border-radius:var(--radius);cursor:pointer;align-items:center;gap:12px;margin-bottom:6px;padding:12px 16px;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.sidebar-item:hover,.sidebar-item.active{background-color:var(--primary-light);color:var(--primary)}.sidebar-footer{border-top:1px solid var(--border);padding:20px}.main-wrapper{flex-direction:column;flex:1;min-width:0;display:flex}.top-nav{background-color:var(--bg-card);border-bottom:1px solid var(--border);z-index:40;justify-content:space-between;align-items:center;height:64px;padding:0 24px;display:flex;position:sticky;top:0}.toggle-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:6px;display:flex}.toggle-btn:hover{background-color:var(--bg-main);color:var(--text-main)}.content-area{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:24px}.card{background-color:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);margin-bottom:24px;padding:24px}.card-title{color:var(--text-main);margin-bottom:16px;font-size:1.1rem;font-weight:600}.btn{border-radius:var(--radius);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-secondary{border-color:var(--border);color:var(--text-main);background-color:#fff}.btn-secondary:hover{background-color:var(--bg-main)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{background-color:#dc2626}.table-responsive{width:100%;overflow-x:auto}.custom-table{border-collapse:collapse;text-align:left;width:100%;font-size:.875rem}.custom-table th{background-color:var(--bg-main);color:var(--text-muted);border-bottom:1px solid var(--border);padding:12px 16px;font-weight:600}.custom-table td{border-bottom:1px solid var(--border);padding:16px}.custom-table tr:hover{background-color:#f8fafc}.badge{border-radius:9999px;align-items:center;padding:4px 8px;font-size:.75rem;font-weight:600;display:inline-flex}.badge-pending{color:#d97706;background-color:#fef3c7}.badge-approved{color:#059669;background-color:#d1fae5}.badge-disabled{color:#dc2626;background-color:#fee2e2}.form-group{margin-bottom:16px}.form-label{color:var(--text-main);margin-bottom:6px;font-size:.875rem;font-weight:500;display:block}.form-input,.form-select,.form-textarea{border-radius:var(--radius);border:1px solid var(--border);outline:none;width:100%;padding:10px 12px;font-family:inherit;font-size:.875rem}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 2px var(--primary-light)}@media (width<=768px){.sidebar{height:100%;position:absolute}.sidebar.collapsed{margin-left:-260px}.sidebar:not(.collapsed){margin-left:0}}.tiptap-editor-container{border:1px solid var(--border);border-radius:var(--radius);background-color:#fff;overflow:hidden}.tiptap-toolbar{background-color:var(--bg-main);border-bottom:1px solid var(--border);flex-wrap:wrap;gap:4px;padding:8px;display:flex}.tiptap-toolbar button{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:4px;padding:6px 10px;font-size:.8rem;font-weight:500}.tiptap-toolbar button:hover,.tiptap-toolbar button.is-active{background-color:var(--primary-light);color:var(--primary);border-color:var(--primary)}.tiptap-content{outline:none;min-height:300px;padding:16px}.tiptap-content p{margin-bottom:12px}.ProseMirror h1{margin:16px 0 8px;font-size:1.8rem}.ProseMirror h2{margin:14px 0 8px;font-size:1.5rem}.ProseMirror h3{margin:12px 0 6px;font-size:1.2rem}.ProseMirror ul{margin-bottom:12px;padding-left:20px;list-style-type:disc}.ProseMirror ol{margin-bottom:12px;padding-left:20px;list-style-type:decimal}.ProseMirror pre{color:#f8fafc;background-color:#1e293b;border-radius:6px;padding:12px;font-family:monospace;overflow-x:auto}.ProseMirror blockquote{border-left:4px solid var(--primary);color:var(--text-muted);padding-left:12px;font-style:italic}.ProseMirror img{border-radius:6px;max-width:100%;height:auto}.ProseMirror table{border-collapse:collapse;width:100%;margin:16px 0}.ProseMirror th,.ProseMirror td{border:1px solid var(--border);padding:8px}.ProseMirror th{background-color:var(--bg-main);font-weight:700}