:root{--bg: #ffffff;--bg-subtle: #f7f7f8;--bg-hover: #ececf1;--border: #e3e3e8;--text: #202123;--text-secondary: #6e6e80;--accent: #10a37f;--accent-hover: #0d8a6a;--danger: #d92d20;--radius: 8px;--sidebar-w: 220px;--notif-w: 320px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}h1{font-size:24px;font-weight:600;margin:0}.btn{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:var(--radius);padding:6px 12px;font-size:13px;cursor:pointer;display:inline-flex;align-items:center;gap:6px}.btn:hover{background:var(--bg-hover)}.btn:disabled{opacity:.5;cursor:default}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{border-color:transparent;background:transparent}.btn-ghost:hover{background:var(--bg-hover)}.btn-danger{color:var(--danger)}.input,.select{border:1px solid var(--border);border-radius:var(--radius);padding:7px 10px;font-size:13px;background:var(--bg);color:var(--text);width:100%}.input:focus,.select:focus{outline:2px solid var(--accent);outline-offset:-1px}.app-shell{display:flex;height:100%}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--bg-subtle);border-right:1px solid var(--border);padding:12px;display:flex;flex-direction:column;gap:2px}.sidebar-brand{font-weight:700;font-size:15px;padding:8px 10px 16px}.navlink{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:var(--radius);color:var(--text);text-decoration:none;font-size:13px}.navlink-icon{flex-shrink:0;color:var(--text-secondary)}.navlink.active .navlink-icon{color:var(--text)}.navlink:hover{background:var(--bg-hover)}.navlink.active{background:var(--bg-hover);font-weight:600}.sidebar-footer{margin-top:auto;border-top:1px solid var(--border);padding-top:10px;display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-user{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis}.app-main{flex:1;display:flex;flex-direction:column;min-width:0}.app-topbar{display:flex;justify-content:space-between;align-items:center;padding:10px 24px;border-bottom:1px solid var(--border)}.app-content{flex:1;overflow-y:auto;padding:24px}.notif-panel{width:var(--notif-w);flex-shrink:0;border-left:1px solid var(--border);background:var(--bg);display:flex;flex-direction:column}.notif-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border);font-weight:600}.notif-empty{padding:24px 16px;color:var(--text-secondary);font-size:13px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.page-loading{padding:48px;text-align:center;color:var(--text-secondary)}.empty-state{padding:48px;text-align:center;color:var(--text-secondary);border:1px dashed var(--border);border-radius:var(--radius)}.form-error{color:var(--danger);font-size:13px}.table{width:100%;border-collapse:collapse;font-size:13px}.table th{text-align:left;font-weight:500;color:var(--text-secondary);padding:8px 12px;border-bottom:1px solid var(--border)}.table td{padding:10px 12px;border-bottom:1px solid var(--border)}.table tr:hover td{background:var(--bg-subtle)}.table .row-actions{display:flex;gap:6px;justify-content:flex-end}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px}.badge-green{background:#e6f6f1;color:#0a7f62}.badge-gray{background:var(--bg-hover);color:var(--text-secondary)}.badge-red{background:#fdecea;color:var(--danger)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#20212366;display:flex;align-items:center;justify-content:center;z-index:10}.modal{background:var(--bg);border-radius:12px;padding:20px;width:400px;display:flex;flex-direction:column;gap:12px;box-shadow:0 8px 30px #0000001f}.modal h2{margin:0;font-size:16px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:4px}.field{display:flex;flex-direction:column;gap:4px}.field label{font-size:12px;color:var(--text-secondary)}.login-wrap{height:100%;display:flex;align-items:center;justify-content:center;background:var(--bg-subtle)}.login-card{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:32px;width:320px;display:flex;flex-direction:column;gap:12px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.stat-card{border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-card .stat-label{font-size:12px;color:var(--text-secondary);display:flex;align-items:center;gap:6px}.stat-card .stat-icon{flex-shrink:0}.stat-card .stat-value{font-size:28px;font-weight:600;margin-top:4px}.modal form{display:flex;flex-direction:column;gap:12px}