*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
button,.btn,[onclick],a,select,input[type='checkbox'],.nav-item,.alert-item,.skill-card,.ft-item{cursor:pointer;}
  :root{
    --primary:#4f6ef2;
    --primary-dark:#3a56d4;
    --danger:#e74c3c;
    --success:#27ae60;
    --warning:#f39c12;
    --info:#3498db;
    --purple:#6c5ce7;
    --bg:#f0f2f8;
    --bg-2:#f7f8fd;
    --card:#ffffff;
    --text:#2d3436;
    --text-light:#636e72;
    --border:#e8eaed;
    --radius:12px;
    --shadow:0 2px 12px rgba(0,0,0,.07);
    --shadow-lg:0 20px 60px rgba(0,0,0,.2);
    --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  }

  body{font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);min-height:100vh;}
  a{color:var(--primary);text-decoration:none;}
  a:hover{text-decoration:underline;}
  code{font-family:var(--mono);}

  /* Login */
  #loginOverlay{display:none;position:fixed;inset:0;background:linear-gradient(135deg,#4f6ef2,#6c5ce7);z-index:9999;align-items:center;justify-content:center;padding:20px;}
  #loginOverlay.active{display:flex;}
  .login-box{background:#fff;border-radius:20px;padding:44px;width:390px;max-width:100%;box-shadow:var(--shadow-lg);text-align:center;}
  .login-box img{width:96px;height:96px;margin-bottom:12px;border-radius:16px;}
  .login-box h1{font-size:24px;margin-bottom:6px;color:var(--text);}
  .login-box p{color:var(--text-light);font-size:14px;margin-bottom:28px;}
  .login-box input{width:100%;padding:12px 16px;border:2px solid var(--border);border-radius:10px;font-size:15px;margin-bottom:12px;outline:none;transition:border-color .2s;}
  .login-box input:focus{border-color:var(--primary);}
  .login-box button{width:100%;padding:13px;background:var(--primary);color:#fff;border:none;border-radius:10px;font-size:15px;font-weight:700;cursor:pointer;transition:background .2s;}
  .login-box button:hover{background:var(--primary-dark);}
  .login-error{color:var(--danger);font-size:13px;margin-top:10px;display:none;}
  .login-title{font-size:18px;font-weight:900;margin-bottom:8px;color:var(--text);}

  /* App shell */
  .app{display:flex;min-height:100vh;}
  .sidebar{position:fixed;left:0;top:0;bottom:0;width:240px;z-index:100;background:linear-gradient(180deg,#2c3e7a 0%,#1a2456 100%);color:#fff;display:flex;flex-direction:column;transition:transform .2s ease,width .2s ease;}
  .sidebar .brand{padding:22px 18px;border-bottom:1px solid rgba(255,255,255,.1);}
  .brand-top{display:flex;align-items:center;gap:10px;}
  .brand-top img{width:45px;height:45px;border-radius:10px;}
  .brand-top .name{font-weight:800;font-size:18px;letter-spacing:.2px;}
  .brand-sub{font-size:12px;opacity:.6;margin-top:4px;}

  .nav{flex:1;padding:10px 0;overflow:auto;}
  .nav-item{display:flex;align-items:center;gap:10px;padding:12px 18px;cursor:pointer;font-size:14px;border-left:3px solid transparent;transition:all .2s;opacity:.78;user-select:none;}
  .nav-item:hover{background:rgba(255,255,255,.08);opacity:1;}
  .nav-item.active{background:rgba(255,255,255,.12);border-left-color:#7bb8ff;opacity:1;}
  .nav-item .icon{font-size:18px;width:24px;text-align:center;}
  .nav-bottom{padding:14px 18px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;opacity:.55;display:flex;align-items:center;justify-content:space-between;gap:10px;}

  .main{margin-left:240px;min-height:100vh;flex:1;display:flex;flex-direction:column;transition:margin-left .2s ease;}

  /* Topbar — gradient bottom border */
  .topbar{background:#fff;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid transparent;border-image:linear-gradient(90deg,var(--primary),var(--purple)) 1;position:sticky;top:0;z-index:50;}
  .topbar-left{display:flex;align-items:center;gap:12px;}
  .burger{display:inline-flex;border:1px solid var(--border);background:#fff;border-radius:10px;padding:8px 10px;cursor:pointer;align-items:center;transition:all .15s;}
  .burger:hover{background:var(--bg);border-color:#ccc;}
  .burger:active{transform:translateY(1px);}
  .topbar-title{font-size:18px;font-weight:700;color:var(--text);}
  .topbar-status{font-size:13px;color:var(--text-light);}
  .topbar-right{display:flex;align-items:center;gap:10px;}

  /* Refresh button — SVG icon with spin animation */
  .btn-refresh{display:inline-flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--border);border-radius:10px;padding:6px 12px;cursor:pointer;font-size:12px;font-weight:600;color:var(--text-light);transition:all .2s;}
  .btn-refresh:hover{border-color:var(--primary);color:var(--primary);background:rgba(79,110,242,.04);}
  .btn-refresh:active{transform:scale(.96);}
  .btn-refresh svg{width:14px;height:14px;transition:transform .3s ease;}
  .btn-refresh.spinning svg{animation:spin .8s linear infinite;}
  .btn-refresh .update-time{font-size:11px;opacity:.5;margin-left:2px;}
  @keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}

  .content{padding:18px;}

  /* Panels */
  .panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden;margin-bottom:14px;}
  .panel-header{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;}
  .panel-header h2{font-size:15px;font-weight:800;}
  .panel-body{padding:16px;}

  /* Stat cards — with colored left accent bar */
  .stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:14px;}
  @media (max-width:1100px){.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media (max-width:520px){.stat-grid{grid-template-columns:1fr;}}

  .stat-card{background:var(--card);border-radius:var(--radius);padding:18px 18px;border:1px solid var(--border);box-shadow:var(--shadow);border-left:4px solid var(--border);transition:transform .15s,box-shadow .15s;}
  .stat-card:hover{transform:translateY(-2px);box-shadow:0 4px 20px rgba(0,0,0,.1);}
  .stat-card .label{font-size:13px;color:var(--text-light);margin-bottom:6px;text-transform:uppercase;letter-spacing:.3px;}
  .stat-card .value{font-size:28px;font-weight:900;line-height:1;}
  .stat-card .sub{font-size:12px;color:var(--text-light);margin-top:8px;}
  .stat-card.green{border-left-color:var(--success);} .stat-card.green .value{color:var(--success);}
  .stat-card.blue{border-left-color:var(--info);} .stat-card.blue .value{color:var(--info);}
  .stat-card.orange{border-left-color:var(--warning);} .stat-card.orange .value{color:var(--warning);}
  .stat-card.purple{border-left-color:var(--purple);} .stat-card.purple .value{color:var(--purple);}
  .stat-card.red{border-left-color:var(--danger);} .stat-card.red .value{color:var(--danger);}

  /* Table */
  .table-wrap{overflow:auto;}
  table{width:100%;border-collapse:collapse;font-size:13px;}
  th{padding:10px 12px;background:#f8f9fc;color:var(--text-light);font-weight:700;text-align:center;border-bottom:2px solid var(--border);white-space:nowrap;}
  th.sortable{cursor:pointer;user-select:none;position:relative;padding-right:22px;}
  th.sortable::after{content:'⇅';position:absolute;right:6px;top:50%;transform:translateY(-50%);opacity:0;font-size:11px;color:var(--text-light);transition:opacity .15s;}
  th.sortable:hover::after{opacity:.6;}
  th.sortable[data-sort-dir='asc']::after{content:'↑';opacity:1;color:var(--primary);}
  th.sortable[data-sort-dir='desc']::after{content:'↓';opacity:1;color:var(--primary);}
  td{padding:10px 12px;border-bottom:1px solid #f4f5f7;vertical-align:middle;text-align:center;}
  tbody tr:nth-child(even) td{background:#fbfbff;}
  tbody tr:hover td{background:#f3f6ff;}

  /* Buttons — with hover lift effect */
  .btn{padding:7px 14px;border:none;border-radius:9px;cursor:pointer;font-size:12px;font-weight:700;transition:all .15s;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;}
  .btn:hover{transform:translateY(-1px);box-shadow:0 2px 8px rgba(0,0,0,.12);}
  .btn:active{transform:translateY(1px);box-shadow:none;}
  .btn-sm{padding:5px 10px;font-size:11px;border-radius:8px;}
  .btn-primary{background:var(--primary);color:#fff;} .btn-primary:hover{background:var(--primary-dark);}
  .btn-danger{background:var(--danger);color:#fff;} .btn-danger:hover{background:#c0392b;}
  .btn-success{background:var(--success);color:#fff;} .btn-success:hover{background:#219a52;}
  .btn-warning{background:var(--warning);color:#fff;} .btn-warning:hover{background:#d68910;}
  .btn-info{background:var(--info);color:#fff;} .btn-info:hover{background:#2980b9;}
  .btn-secondary{background:#636e72;color:#fff;} .btn-secondary:hover{background:#535c60;}
  .btn-ghost{background:transparent;color:var(--text-light);border:1px solid var(--border);} .btn-ghost:hover{background:#f5f6fa;transform:none;box-shadow:none;}
  .btn-group{display:flex;gap:8px;flex-wrap:wrap;align-items:center;}

  /* Batch toolbar */
  .batch-toolbar{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-bottom:12px;}

  /* Inputs */
  .search-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:12px;}
  .search-bar input,.search-bar select{padding:8px 12px;border:1.5px solid var(--border);border-radius:10px;font-size:13px;outline:none;background:#fff;transition:border-color .2s,box-shadow .2s;}
  .search-bar input{flex:1;min-width:200px;}
  .search-bar input:focus,.search-bar select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,110,242,.1);}

  .form-row{display:flex;gap:12px;flex-wrap:wrap;}
  .form-group{display:flex;flex-direction:column;gap:6px;flex:1;min-width:160px;}
  .form-group label{font-size:12px;color:var(--text-light);font-weight:700;}
  .form-group input,.form-group select,.form-group textarea{padding:9px 12px;border:1.5px solid var(--border);border-radius:10px;font-size:13px;outline:none;background:#fff;transition:border-color .2s,box-shadow .2s;}
  .form-group textarea{min-height:160px;font-family:var(--mono);font-size:12px;}
  .form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(79,110,242,.1);}

  td select{padding:5px 8px;border:1.5px solid var(--border);border-radius:8px;font-size:12px;background:#fff;cursor:pointer;}

  /* Badges */
  .badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:800;}
  .badge-green{background:#d5f5e3;color:#1e8449;}
  .badge-yellow{background:#fef9e7;color:#9a7d0a;}
  .badge-red{background:#fdecea;color:#c0392b;}
  .badge-blue{background:#eaf4fb;color:#1a5276;}
  .badge-gray{background:#eee;color:#636e72;}
  .badge-purple{background:#f4ecf7;color:#6c3483;}

  /* Progress */
  .prog-bar{height:8px;background:#e9ecf2;border-radius:6px;overflow:hidden;min-width:90px;}
  .prog-fill{height:100%;border-radius:6px;transition:width .35s;}

  /* Empty */
  .empty-state{text-align:center;padding:40px;color:var(--text-light);}
  .empty-state .icon{font-size:42px;margin-bottom:10px;}
  .empty-state p{font-size:14px;}

  /* Toast */
  #toast{position:fixed;top:22px;left:50%;transform:translateX(-50%) translateY(-20px);padding:12px 24px;background:#2d3436;color:#fff;border-radius:12px;font-size:14px;z-index:9000;opacity:0;transition:all .3s;pointer-events:none;max-width:min(520px,calc(100vw - 44px));white-space:nowrap;}
  #toast.show{opacity:1;transform:translateX(-50%) translateY(0);} #toast.error{background:var(--danger);} #toast.success{background:var(--success);} #toast.warning{background:var(--warning);} #toast.info{background:var(--info);}

  /* Modal */
  .modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:1000;align-items:center;justify-content:center;padding:18px;}
  .modal-overlay.active{display:flex;}
  .modal{background:#fff;border-radius:16px;padding:22px;width:520px;max-width:100%;box-shadow:var(--shadow-lg);}
  .modal h3{font-size:16px;margin-bottom:8px;font-weight:900;}
  .modal p{color:var(--text-light);font-size:14px;margin-bottom:16px;line-height:1.6;}
  .modal .modal-actions{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;}
  .modal .highlight{color:var(--danger);font-weight:900;}
  .progress-modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:1100;align-items:center;justify-content:center;padding:18px;}
  .progress-modal-overlay.active{display:flex;}
  .progress-modal{background:#fff;border-radius:16px;padding:22px;width:480px;max-width:100%;box-shadow:var(--shadow-lg);}
  .progress-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;}
  .progress-modal-header h3{font-size:16px;font-weight:900;margin:0;}
  .progress-modal-header .close-btn{background:none;border:none;font-size:18px;cursor:pointer;color:var(--text-light);padding:4px 8px;border-radius:6px;}
  .progress-modal-header .close-btn:hover{background:var(--hover);}
  .progress-bar-track{width:100%;height:24px;background:var(--border);border-radius:12px;overflow:hidden;margin-bottom:6px;position:relative;}
  .progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),#6366f1);border-radius:12px;transition:width .4s ease;min-width:0;}
  .progress-bar-text{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3);}
  .progress-steps{max-height:180px;overflow-y:auto;margin-top:12px;padding:8px 0;font-size:13px;line-height:1.8;}
  .progress-steps::-webkit-scrollbar{width:4px;}
  .progress-steps::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}
  .progress-step-done{color:var(--success);}
  .progress-step-error{color:var(--danger);}
  .progress-step-running{color:var(--text);}

  /* Pages */
  .page{display:none;}
  .page.active{display:block;}

  /* Dashboard layout */
  .dash-grid{display:grid;grid-template-columns:1.6fr .9fr;gap:14px;align-items:stretch;}
  .dash-grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;align-items:stretch;}
  .dash-grid-4 > .panel,.dash-grid > .panel{margin-bottom:0;}
  @media (max-width:1100px){.dash-grid-4{grid-template-columns:1fr;}.dash-grid-4 .panel{grid-column:1/-1 !important;}}
  @media (max-width:1100px){.dash-grid{grid-template-columns:1fr;}}
  @media (max-width:900px){#page-analytics .panel{min-width:0;}#page-analytics > div:last-child{grid-template-columns:1fr !important;}}
  .alert-list{display:flex;flex-direction:column;gap:10px;}
  .alert-item{border:1px solid var(--border);border-radius:12px;padding:12px;background:var(--bg-2);display:flex;gap:10px;align-items:flex-start;transition:background .15s;}
  .alert-item:hover{background:#eef1ff;}
  .alert-dot{width:10px;height:10px;border-radius:50%;margin-top:4px;flex:0 0 auto;}
  .alert-title{font-weight:900;font-size:13px;}
  .alert-meta{font-size:12px;color:var(--text-light);margin-top:4px;}

  /* Worker card */
  .worker-card{display:flex;align-items:flex-start;gap:14px;padding:14px;border:1.5px solid var(--border);border-radius:12px;margin-bottom:12px;background:#fafbff;transition:border-color .15s,box-shadow .15s;}
  .worker-card:hover{border-color:var(--primary);box-shadow:0 2px 12px rgba(79,110,242,.08);}
  .worker-card .wc-info{flex:1;min-width:0;}
  .worker-card .wc-name{font-weight:900;font-size:14px;}
  .worker-card .wc-host{font-size:12px;color:var(--text-light);font-family:var(--mono);margin-top:2px;}
  .worker-card .wc-stat{font-size:12px;color:var(--text-light);margin-top:8px;display:flex;gap:14px;flex-wrap:wrap;}
  .worker-card .wc-progs{margin-top:10px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;}
  @media (max-width:640px){.worker-card .wc-progs{grid-template-columns:1fr;}}

  /* Tabs */
  .tabs{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:#fff;}
  .tab-headers{display:flex;gap:0;border-bottom:1px solid var(--border);background:#fafbff;overflow:auto;}
  .tab-btn{padding:10px 12px;border:none;background:transparent;cursor:pointer;font-weight:900;font-size:12px;color:var(--text-light);white-space:nowrap;display:flex;gap:8px;align-items:center;transition:color .15s,background .15s;}
  .tab-btn:hover{color:var(--text);background:rgba(79,110,242,.04);}
  .tab-btn.active{color:var(--primary);background:#fff;border-bottom:2px solid var(--primary);}
  .tab-panels{padding:14px;}
  .tab-panel{display:none;}
  .tab-panel.active{display:block;}

  /* Tab panel content — unified spacing & typography */
  .tab-panel .form-row{margin-bottom:12px;}
  .tab-panel .form-row:last-child{margin-bottom:0;}
  .tab-panel .section-title{font-size:13px;font-weight:700;margin:16px 0 8px;display:flex;align-items:center;gap:6px;}
  .tab-panel .section-title:first-child{margin-top:0;}
  .tab-panel .section-title .count{font-weight:400;color:var(--text-light);}
  .tab-panel .info-card{padding:12px 14px;background:var(--bg-2);border-radius:10px;border:1px solid var(--border);margin-bottom:12px;}
  .tab-panel .info-card .info-label{font-size:12px;color:var(--text-light);margin-bottom:4px;}
  .tab-panel .info-card .info-value{font-size:15px;font-weight:700;}
  .tab-panel .info-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px;}
  .tab-panel .info-row .info-card{flex:1;min-width:140px;margin-bottom:0;}
  .tab-panel .hint{font-size:12px;color:var(--text-light);line-height:1.6;margin-top:8px;}
  .tab-panel .hint.warn{padding:10px 12px;background:#fffbeb;border:1px solid #fde68a;border-radius:8px;color:#92400e;}
  .tab-panel .toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px;}
  .tab-panel .toolbar .badge{vertical-align:middle;}
  .tab-panel .status-line{font-size:12px;color:var(--text-light);display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap;}
  .tab-panel .table-wrap{margin-bottom:14px;}

  /* Dropdown button group (backup + upload) */
  .btn-dropdown{position:relative;display:inline-flex;}
  /* Row-level dropdown button (backup + upload) */
  .btn-dropdown{position:relative;display:inline-flex;}
  .btn-dropdown .btn-main{border-radius:8px 0 0 8px;}
  .btn-dropdown .btn-caret{border-radius:0 8px 8px 0;padding:5px 6px;border-left:1px solid rgba(255,255,255,.3);}
  .btn-dropdown .btn-caret::after{content:'▾';font-size:9px;}
  .btn-dropdown .dropdown-menu{display:none;position:absolute;top:100%;right:0;margin-top:4px;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 4px 16px rgba(0,0,0,.12);z-index:20;min-width:120px;overflow:hidden;}
  .btn-dropdown:hover .dropdown-menu,.btn-dropdown:focus-within .dropdown-menu{display:block;}
  .btn-dropdown .dropdown-menu button{display:block;width:100%;text-align:left;padding:8px 14px;border:none;background:none;font-size:12px;cursor:pointer;white-space:nowrap;}
  .btn-dropdown .dropdown-menu button:hover{background:var(--bg-2);}

  /* Batch action panel */
  .batch-panel-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1000;align-items:center;justify-content:center;padding:18px;backdrop-filter:blur(2px);}
  .batch-panel-overlay.active{display:flex;}
  .batch-panel{background:#fff;border-radius:16px;padding:24px 28px;width:360px;max-width:100%;box-shadow:var(--shadow-lg);}
  .batch-panel h3{font-size:15px;font-weight:800;margin-bottom:16px;text-align:center;color:var(--text);}
  .batch-panel .batch-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
  .batch-panel .batch-grid .batch-card{display:flex;align-items:center;gap:8px;padding:12px 14px;border:1.5px solid var(--border);border-radius:12px;background:var(--bg);cursor:pointer;font-size:13px;font-weight:600;color:var(--text);transition:all .15s;border:none;}
  .batch-panel .batch-grid .batch-card:hover{background:rgba(79,110,242,.08);border-color:var(--primary);color:var(--primary);}
  .batch-panel .batch-grid .batch-card .batch-icon{font-size:20px;flex-shrink:0;}
  .batch-panel .batch-grid .batch-card.danger:hover{background:rgba(239,68,68,.06);color:var(--danger);}
  .batch-panel .batch-grid .batch-card.full{grid-column:1/-1;justify-content:center;}
  .batch-panel .batch-close{display:block;margin:16px auto 0;padding:6px 24px;border:none;background:none;color:var(--text-light);font-size:13px;cursor:pointer;border-radius:8px;}
  .batch-panel .batch-close:hover{background:var(--bg-2);}

  /* Inline details row — force content to not exceed table width */
  .details-row > td{background:#f7f8ff !important;padding:0 !important;}
  .details-row td > .details-wrap{padding:12px;text-align:left;width:0;min-width:100%;overflow:hidden;}
  .details-wrap .tab-panels{max-width:100%;overflow:hidden;}
  .details-wrap .tab-panel{max-width:100%;overflow-x:auto;}

  /* File browser */
  .crumbs{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:10px;}
  .crumb{font-size:12px;color:var(--text-light);cursor:pointer;padding:3px 8px;border-radius:999px;border:1px solid var(--border);background:#fff;transition:all .15s;}
  .crumb:hover{border-color:var(--primary);color:var(--primary);background:rgba(79,110,242,.04);}
  .file-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:12px;align-items:start;}
  @media (max-width:980px){.file-grid{grid-template-columns:1fr;}}
  .file-list{border:1px solid var(--border);border-radius:12px;overflow:hidden;}
  .file-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border-bottom:1px solid #f0f1f4;cursor:pointer;transition:background .1s;}
  .file-item:hover{background:#f3f6ff;}
  .file-item:last-child{border-bottom:none;}
  .file-left{display:flex;align-items:center;gap:10px;min-width:0;}
  .file-name{font-weight:900;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .file-meta{font-size:11px;color:var(--text-light);}

  .preview{border:1px solid var(--border);border-radius:12px;overflow:hidden;}
  .preview-header{padding:10px 12px;border-bottom:1px solid var(--border);background:#fafbff;display:flex;align-items:center;justify-content:space-between;gap:10px;}
  .preview-body{padding:12px;}
  .code-block{background:#1e2533;color:#abb2bf;border-radius:10px;padding:14px;font-family:var(--mono);font-size:12px;line-height:1.6;overflow:auto;max-height:520px;white-space:pre;}

  /* Chat */
  .chat{background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px;max-height:520px;overflow:auto;}
  [id^="chatContainer-"]{word-break:break-word;overflow-wrap:anywhere;min-width:0;}
  [id^="chatMessages-"]{min-width:0;max-width:100%;}
  [id^="chatMessages-"] > div{min-width:0;max-width:100%;}
  [id^="chatMessages-"] > div > div{min-width:0;max-width:100%;}
  .msg{display:flex;margin:8px 0;}
  .msg .bubble{max-width:min(720px,85%);padding:10px 12px;border-radius:14px;font-size:13px;line-height:1.6;box-shadow:0 1px 0 rgba(0,0,0,.03);}
  .msg.user{justify-content:flex-end;}
  .msg.user .bubble{background:linear-gradient(135deg,#4f6ef2,#6c5ce7);color:#fff;border-bottom-right-radius:6px;}
  .msg.assistant{justify-content:flex-start;}
  .msg.assistant .bubble{background:#f4f6fb;color:var(--text);border-bottom-left-radius:6px;border:1px solid #eef0f4;}
  .msg.system,.msg.tool{justify-content:center;}
  .msg.system .bubble,.msg.tool .bubble{background:transparent;color:var(--text-light);border:none;font-size:12px;max-width:95%;}
  .msg-meta{font-size:11px;color:rgba(255,255,255,.85);margin-top:6px;}
  .msg.assistant .msg-meta{color:var(--text-light);}

  /* Logs */
  .log-stream{background:#0d1117;color:#58a6ff;border-radius:10px;padding:14px;font-family:var(--mono);font-size:12px;line-height:1.7;max-height:520px;overflow:auto;white-space:pre-wrap;word-break:break-word;border:1px solid #111827;}
  .log-error{color:#ff6b6b;} .log-warn{color:#ffd93d;} .log-info{color:#6bcb77;}

  /* Skills grid */
  .grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;}
  @media (max-width:1100px){.grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
  @media (max-width:640px){.grid{grid-template-columns:1fr;}}
  .skill-card{border:1px solid var(--border);border-radius:14px;background:#fff;box-shadow:var(--shadow);padding:14px;display:flex;flex-direction:column;gap:10px;transition:border-color .15s,box-shadow .15s;}
  .skill-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(79,110,242,.1);}
  .skill-card .skill-desc{flex:1;}
  .skill-card .btn-group{margin-top:auto;}
  .skill-title{display:flex;align-items:center;justify-content:space-between;gap:10px;}
  .skill-title .name{font-weight:900;font-size:14px;}
  .skill-desc{font-size:12px;color:var(--text-light);line-height:1.6;min-height:38px;}
  .skill-tags{display:flex;gap:8px;flex-wrap:wrap;}

  /* Fullscreen editor overlay */
  #editorOverlay{display:none;position:fixed;inset:0;z-index:2000;background:rgba(15,23,42,.65);backdrop-filter:blur(6px);}
  #editorOverlay.active{display:block;}
  .editor-shell{position:absolute;inset:18px;background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(255,255,255,.2);}
  .editor-top{padding:12px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;}
  .editor-top .title{font-weight:900;}
  .editor-main{flex:1;display:grid;grid-template-columns:320px 1fr;min-height:0;}
  @media (max-width:900px){.editor-main{grid-template-columns:1fr;}}
  .filetree{border-right:1px solid var(--border);min-height:0;overflow:auto;background:#fbfbff;}
  .filetree .ft-item{padding:10px 12px;border-bottom:1px solid #f0f1f4;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:10px;}
  .filetree .ft-item:hover{background:#f3f6ff;}
  .filetree .ft-item.active{background:#eaf0ff;}
  .filetree .ft-name{font-family:var(--mono);font-size:12px;font-weight:900;}
  .editor-pane{min-height:0;display:flex;flex-direction:column;}
  .editor-pane textarea{flex:1;width:100%;border:none;outline:none;padding:14px;font-family:var(--mono);font-size:12px;line-height:1.6;}
  .editor-bottom{padding:10px 14px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;background:#fafbff;}

  /* Desktop sidebar collapse */
  .sidebar.collapsed{transform:translateX(-100%);}
  .main.sidebar-collapsed{margin-left:0 !important;transition:margin-left .2s ease;}
  /* Responsive sidebar */
  @media (max-width:860px){
    .burger{display:inline-flex;}
    .sidebar{transform:translateX(-100%);width:240px;}
    .sidebar.open{transform:translateX(0);}
    .main{margin-left:0;}
  }
  @media (max-width:560px){.sidebar{width:86vw;max-width:320px;}}

  /* Markdown */
  .markdown-body h1{font-size:22px;margin:20px 0 10px;padding-bottom:8px;border-bottom:1px solid var(--border);}
  .markdown-body h2{font-size:18px;margin:16px 0 8px;padding-bottom:6px;border-bottom:1px solid var(--border);}
  .markdown-body h3{font-size:15px;margin:14px 0 8px;}
  .markdown-body p{margin:8px 0;}
  .markdown-body ul,.markdown-body ol{margin:8px 0;padding-left:22px;}
  .markdown-body li{margin:4px 0;}
  .markdown-body code{background:#f0f2f8;padding:2px 6px;border-radius:6px;font-size:12px;}
  .markdown-body pre{background:#1e1e2e;color:#cdd6f4;padding:14px;border-radius:10px;overflow:auto;margin:10px 0;}
  .markdown-body pre code{background:none;padding:0;color:inherit;}
  .markdown-body blockquote{border-left:3px solid var(--primary);padding:8px 14px;margin:10px 0;background:#f8f8ff;border-radius:0 8px 8px 0;}
  .markdown-body table{border-collapse:collapse;margin:12px 0;width:100%;}
  .markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 10px;text-align:left;}
  .markdown-body th{background:#f0f2f8;font-weight:900;}
  .markdown-body hr{border:none;border-top:1px solid var(--border);margin:14px 0;}

  .modal-bg{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:9999;backdrop-filter:blur(2px);}
#skillsGrid{display:flex;flex-direction:column;gap:0;}
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px;}


  .btn-copy-id{border:none;background:transparent;cursor:pointer;font-size:11px;padding:2px 4px;margin-left:4px;opacity:0;transition:opacity .15s;vertical-align:middle;}
  td:hover .btn-copy-id{opacity:.7;}
  .btn-copy-id:hover{opacity:1 !important;}

  /* Toggle switch */
  .toggle-switch{position:relative;display:inline-block;width:36px;height:20px;flex-shrink:0;}
  .toggle-switch input{opacity:0;width:0;height:0;}
  .toggle-switch .slider{position:absolute;cursor:pointer;inset:0;background:#cbd5e0;border-radius:20px;transition:.2s;}
  .toggle-switch .slider:before{content:'';position:absolute;height:14px;width:14px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 2px rgba(0,0,0,.12);}
  .toggle-switch input:checked+.slider{background:#4F6EF7;}
  .toggle-switch input:checked+.slider:before{transform:translateX(16px);}



/* Employee toolbar — desktop: uniform height */
.emp-toolbar{align-items:center;}
.emp-toolbar .emp-tabs{display:flex;gap:4px;flex-shrink:0;}
.emp-toolbar .emp-tabs .btn{font-size:12px;padding:8px 12px;}
.emp-toolbar input,.emp-toolbar select{height:36px;box-sizing:border-box;}
.emp-toolbar > .btn{height:36px;box-sizing:border-box;font-size:12px;}
.emp-toolbar input{flex:1;min-width:100px;max-width:200px;}
.search-divider{border-left:1px solid var(--border);height:20px;flex-shrink:0;}

/* empTable compact rows — use table ID so th and td get consistent widths */
#empTableWrap th, #empTableWrap td { padding: 4px 6px; white-space: nowrap; }
#empTableWrap th:nth-child(2), #empTableWrap td:nth-child(2) { max-width: 80px; overflow: hidden; }
#empTableWrap td:nth-child(2) code { display: inline-block; max-width: 44px; overflow: hidden; text-overflow: ellipsis; vertical-align: middle; }
#empTableWrap th:nth-child(3), #empTableWrap td:nth-child(3) { max-width: 100px; overflow: hidden; text-overflow: ellipsis; }
#empTableWrap th:nth-child(4), #empTableWrap td:nth-child(4) { max-width: 80px; overflow: hidden; text-overflow: ellipsis; }
#empTableWrap td:nth-child(4) code { display: inline-block; max-width: 72px; overflow: hidden; text-overflow: ellipsis; vertical-align: middle; }
#empTableWrap td:nth-child(6) select { max-width: 100px; }
#empTableWrap td:last-child .btn-group { flex-wrap: nowrap !important; gap: 3px; }
#empTableWrap .btn-sm { padding: 3px 7px; white-space: nowrap; }

/* Compact tables — containerTable & llmTokenTable */
#containerTable td, #llmTokenTable td { padding: 4px 8px; line-height: 1.3; }
#containerTable th, #llmTokenTable th { padding: 6px 8px; }
#containerTable .btn-group, #llmTokenTable .btn-group { flex-wrap: nowrap; gap: 3px; }
#containerTable .btn-sm, #llmTokenTable .btn-sm { padding: 2px 7px; font-size: 11px; line-height: 1.3; min-height: 0; }

/* ===== Mobile Responsive ===== */

/* Modals — override JS inline styles on small screens */
@media (max-width:640px){
  .modal,.progress-modal{width:100% !important;max-width:100% !important;min-width:0 !important;padding:16px;border-radius:12px;}
  .modal-overlay,.progress-modal-overlay,.modal-bg{padding:10px;}
  .modal-bg > div{width:100% !important;max-width:100% !important;min-width:0 !important;padding:16px;box-sizing:border-box;}
}

/* Touch-friendly tap targets */
@media (max-width:640px){
  .btn{min-height:30px;padding:5px 10px;font-size:12px;}
  .btn-sm{min-height:26px;padding:4px 8px;font-size:11px;}
  .nav-item{padding:14px 18px;min-height:44px;}
  td select{min-height:28px;padding:4px 6px;font-size:12px;}
  .tab-btn{padding:10px 12px;min-height:36px;}
  .search-bar input,.search-bar select{min-height:30px;font-size:12px;}
  .form-group input,.form-group select,.form-group textarea{min-height:32px;}
}

/* Responsive forms on mobile */
@media (max-width:640px){
  .form-row{flex-direction:column;}
  .form-group{min-width:0;}
  .search-bar{flex-wrap:wrap;gap:5px;align-items:center;}
  .search-bar > *{flex:0 0 auto;}
  .search-bar input{min-width:0 !important;max-width:none !important;width:auto;flex:1 1 80px;}
  .search-bar select{min-width:0;width:auto;max-width:45%;}
  .search-divider{display:none;}
  .btn-group{gap:6px;}
  /* Employee toolbar: compact 2-row layout */
  .emp-toolbar{gap:4px;}
  .emp-toolbar .emp-tabs{gap:2px;}
  .emp-toolbar .emp-tabs .btn{font-size:11px;padding:3px 6px;}
  .emp-toolbar input{flex:1 1 60px;min-width:0 !important;max-width:none !important;}
  .emp-toolbar select{font-size:11px;padding:4px 6px;}
  .emp-toolbar .btn-sm{font-size:10px;padding:3px 6px;min-height:24px;}
}

/* Prevent viewport overflow — consistent zoom across all pages */
@media (max-width:860px){
  .main{max-width:100vw;}
  .content{max-width:100vw;overflow-x:hidden;}
  .table-wrap{max-width:calc(100vw - 24px);overflow-x:auto;}
}

/* Reduced spacing on mobile */
@media (max-width:640px){
  .content{padding:10px;}
  .panel-header{padding:10px 12px;flex-wrap:wrap;gap:8px;}
  .panel-header .btn-group{width:100%;}
  .panel-body{padding:10px 12px;}
  .stat-card{padding:12px;}
  .stat-card .value{font-size:22px;}
  .empty-state{padding:24px;}
  /* Topbar — single row, title left / status right */
  .topbar{padding:6px 10px;flex-wrap:nowrap;gap:6px;}
  .topbar-left{gap:6px;min-width:0;flex-shrink:1;}
  .topbar-title{font-size:13px;white-space:nowrap;}
  .btn-refresh{padding:3px 6px;}
  .btn-refresh span{display:none;}
  .topbar-right{flex-shrink:0;margin-left:auto;}
  .topbar-status{font-size:11px;white-space:nowrap;}
}

/* Table mobile optimization — horizontal scroll, no column hiding */
@media (max-width:640px){
  .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%;}
  table{font-size:12px;min-width:600px;}
  th{padding:6px 8px;font-size:11px;}
  td{padding:6px 8px;}
  /* Panel header filters stack vertically */
  .panel-header .btn-group{flex-wrap:wrap;}
  .panel-header .btn-group input,.panel-header .btn-group select{min-width:0 !important;width:100%;}
}

/* Grid responsive */
@media (max-width:640px){
  .dash-grid{grid-template-columns:1fr;gap:10px;}
  .dash-grid-4{grid-template-columns:1fr;gap:10px;}
  .worker-card{flex-direction:column;}
  .worker-card .wc-progs{grid-template-columns:repeat(2,1fr);}
  #page-analytics > div:last-child{grid-template-columns:1fr !important;}
  .skills-grid{grid-template-columns:1fr;}
}

/* Chat & editor responsive */
@media (max-width:640px){
  .chat{max-height:60vh;}
  .msg .bubble{max-width:90%;}
  .code-block,.log-stream{max-height:300px;font-size:11px;}
  .editor-shell{inset:4px;border-radius:10px;}
  .editor-main{grid-template-columns:1fr;}
  .filetree{max-height:30vh;border-right:none;border-bottom:1px solid var(--border);}
}

/* Utility classes */
.text-muted{color:var(--text-light);}
.text-sm{font-size:12px;}
.text-xs{font-size:11px;}
.text-mono{font-family:var(--mono);}
.fw-700{font-weight:700;}
.nowrap{white-space:nowrap;}