/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#dbeafe;
  --success:#16a34a;--success-light:#dcfce7;
  --warning:#d97706;--warning-light:#fef3c7;
  --danger:#dc2626;--danger-light:#fee2e2;
  --gray-50:#f9fafb;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-300:#d1d5db;
  --gray-400:#9ca3af;--gray-500:#6b7280;--gray-600:#4b5563;--gray-700:#374151;
  --gray-800:#1f2937;--gray-900:#111827;
  --radius:8px;--radius-sm:4px;--radius-lg:12px;
  --shadow:0 1px 3px rgba(0,0,0,.1),0 1px 2px rgba(0,0,0,.06);
  --shadow-md:0 4px 6px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:0 10px 15px rgba(0,0,0,.1),0 4px 6px rgba(0,0,0,.05);
  --sidebar-w:220px;--header-h:56px;
  --font:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}
html{font-size:14px}
body{font-family:var(--font);color:var(--gray-800);background:var(--gray-50);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
input,select,textarea,button{font-family:inherit;font-size:inherit}

/* ===== LOGIN ===== */
.login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#1e3a5f 0%,#2563eb 100%)}
.login-box{background:#fff;border-radius:var(--radius-lg);padding:40px 32px;width:100%;max-width:400px;box-shadow:var(--shadow-lg)}
.login-logo{text-align:center;margin-bottom:32px}
.logo-icon{width:56px;height:56px;border-radius:var(--radius-lg);background:var(--primary);color:#fff;font-size:28px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;margin-bottom:12px}
.login-logo h1{font-size:20px;font-weight:700;color:var(--gray-900)}
.login-logo p{font-size:13px;color:var(--gray-500);margin-top:4px}
.login-error{color:var(--danger);font-size:13px;margin-top:12px;text-align:center;min-height:20px}

/* ===== FORMS ===== */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:500;color:var(--gray-700);margin-bottom:4px}
.input,.input-search,.input-select,
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:8px 12px;border:1px solid var(--gray-300);border-radius:var(--radius);
  font-size:14px;color:var(--gray-800);background:#fff;transition:border-color .15s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus,
.input:focus,.input-search:focus,.input-select:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.form-group textarea{resize:vertical;min-height:60px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;
  border:none;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;
  transition:all .15s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover)}
.btn-success{background:var(--success);color:#fff}
.btn-success:hover{background:#15803d}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#b91c1c}
.btn-outline{background:transparent;border:1px solid var(--gray-300);color:var(--gray-700)}
.btn-outline:hover{background:var(--gray-100);border-color:var(--gray-400)}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-block{width:100%}
.btn-icon{background:none;border:none;cursor:pointer;font-size:18px;padding:4px 8px;border-radius:var(--radius-sm)}
.btn-icon:hover{background:var(--gray-100)}
.btn-import{cursor:pointer}

/* ===== APP LAYOUT ===== */
.app-shell{display:grid;grid-template-columns:var(--sidebar-w) 1fr;grid-template-rows:var(--header-h) 1fr;min-height:100vh}

.app-header{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;background:#fff;border-bottom:1px solid var(--gray-200);z-index:100}
.header-left{display:flex;align-items:center;gap:12px}
.header-brand{display:flex;align-items:center;gap:8px}
.brand-icon{width:32px;height:32px;border-radius:var(--radius);background:var(--primary);color:#fff;
  font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:center}
.brand-text{font-size:16px;font-weight:600;color:var(--gray-900)}
.header-right{display:flex;align-items:center;gap:12px}
.header-user{font-size:13px;color:var(--gray-600)}
.menu-toggle{display:none}

/* ===== SIDEBAR ===== */
.sidebar{background:#fff;border-right:1px solid var(--gray-200);padding:12px 8px;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);
  color:var(--gray-600);font-size:14px;font-weight:500;cursor:pointer;transition:all .15s;margin-bottom:2px}
.nav-item:hover{background:var(--gray-100);color:var(--gray-900)}
.nav-item.active{background:var(--primary-light);color:var(--primary)}
.nav-icon{font-size:18px;width:24px;text-align:center}
.nav-label{white-space:nowrap}

/* ===== MAIN CONTENT ===== */
.main-content{padding:20px;overflow-y:auto;background:var(--gray-50)}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ===== TOOLBAR ===== */
.toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.toolbar-left{display:flex;align-items:center;gap:10px}
.toolbar-right{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.page-title{font-size:20px;font-weight:700;color:var(--gray-900)}
.badge{background:var(--primary-light);color:var(--primary);font-size:12px;font-weight:600;
  padding:2px 8px;border-radius:12px}
.input-search{width:220px;padding:7px 12px;border:1px solid var(--gray-300);border-radius:var(--radius)}
.input-select{padding:7px 12px;border:1px solid var(--gray-300);border-radius:var(--radius);background:#fff;min-width:140px}

/* ===== FILTER CHIPS ===== */
.filter-chips{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.chip{padding:5px 14px;border-radius:20px;border:1px solid var(--gray-300);background:#fff;
  font-size:13px;cursor:pointer;transition:all .15s;color:var(--gray-600)}
.chip:hover{border-color:var(--primary);color:var(--primary)}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ===== DATA TABLE ===== */
.table-wrap{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow-x:auto}
.data-table{width:100%;border-collapse:collapse}
.data-table th{padding:10px 12px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;
  letter-spacing:.5px;color:var(--gray-500);background:var(--gray-50);border-bottom:1px solid var(--gray-200);white-space:nowrap}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--gray-100);font-size:13px;color:var(--gray-700)}
.data-table tbody tr:hover{background:var(--gray-50)}
.data-table .col-check{width:40px;text-align:center}
.data-table .col-code{width:90px}
.data-table .col-actions{width:100px;text-align:center}

/* ===== STATUS PILLS ===== */
.status-pill{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:500;cursor:pointer}
.status-pill.active{background:var(--success-light);color:var(--success)}
.status-pill.pause{background:var(--warning-light);color:var(--warning)}
.status-pill.quit{background:var(--danger-light);color:var(--danger)}

/* ===== MOBILE CARDS ===== */
.cards-wrap{display:none}
.worker-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;margin-bottom:10px}
.wc-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px}
.wc-name{font-size:15px;font-weight:600;color:var(--gray-900)}
.wc-code{font-size:12px;color:var(--gray-500)}
.wc-cccd{font-size:12px;color:var(--gray-400)}
.wc-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.wc-chip{font-size:11px;padding:2px 8px;border-radius:10px;background:var(--gray-100);color:var(--gray-600)}
.wc-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.wc-actions .btn{font-size:12px;padding:6px 4px}

/* ===== PAGINATION ===== */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:16px;padding:12px 0}
.pagination .btn{min-width:36px}
.pagination .page-info{font-size:13px;color:var(--gray-500)}

/* ===== DIALOG ===== */
.dialog-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto}
.dialog{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:640px;box-shadow:var(--shadow-lg);animation:dialogIn .2s ease-out}
@keyframes dialogIn{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
.dialog-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--gray-200)}
.dialog-title{font-size:16px;font-weight:600}
.dialog-close{font-size:24px;color:var(--gray-400)}
.dialog-close:hover{color:var(--gray-700)}
.dialog-body{padding:20px;max-height:60vh;overflow-y:auto}
.dialog-footer{padding:12px 20px;border-top:1px solid var(--gray-200);display:flex;justify-content:flex-end;gap:8px}

/* ===== TOAST ===== */
.toast-container{position:fixed;bottom:20px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:8px}
.toast{padding:10px 16px;border-radius:var(--radius);color:#fff;font-size:13px;font-weight:500;
  box-shadow:var(--shadow-md);animation:toastIn .3s ease-out;max-width:360px}
.toast.success{background:var(--success)}
.toast.error{background:var(--danger)}
.toast.info{background:var(--primary)}
.toast.warning{background:var(--warning)}
@keyframes toastIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}

/* ===== COMING SOON ===== */
.coming-soon{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;text-align:center}
.coming-soon-icon{font-size:48px;margin-bottom:16px}
.coming-soon h3{font-size:20px;font-weight:600;color:var(--gray-800);margin-bottom:8px}
.coming-soon p{font-size:14px;color:var(--gray-500)}

/* ===== SETTINGS ===== */
.settings-panel{max-width:500px}
.settings-panel h2{font-size:20px;font-weight:700;margin-bottom:24px}

/* ===== IMPORT PREVIEW ===== */
.import-summary{padding:12px 16px;background:var(--gray-50);border-radius:var(--radius);margin-bottom:16px;font-size:13px}
.import-summary strong{color:var(--primary)}
.import-table{width:100%;border-collapse:collapse;font-size:12px;margin-bottom:12px}
.import-table th{padding:6px 8px;background:var(--gray-100);text-align:left;font-weight:600;border-bottom:1px solid var(--gray-200)}
.import-table td{padding:6px 8px;border-bottom:1px solid var(--gray-100)}
.import-table tr.unmatched{background:var(--danger-light)}
.import-table tr.new-worker{background:var(--success-light)}

/* ===== DOCS GENERATOR ===== */
.gen-section{background:#fff;border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow)}
.gen-section-title{font-size:16px;font-weight:600;margin-bottom:16px;color:var(--gray-800)}
.doc-type-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.doc-type-card{display:flex;align-items:flex-start;gap:8px;padding:10px 12px;border:1px solid var(--gray-200);
  border-radius:var(--radius);cursor:pointer;transition:all .15s;background:#fff}
.doc-type-card:hover{border-color:var(--primary);background:var(--primary-light)}
.doc-type-card input[type=checkbox]{margin-top:3px;accent-color:var(--primary)}
.doc-type-icon{font-size:20px;flex-shrink:0}
.doc-type-label{font-size:13px;font-weight:600;color:var(--gray-800);display:block}
.doc-type-desc{font-size:11px;color:var(--gray-500);display:block;margin-top:2px}
.gen-output-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;
  padding:12px 16px;background:#fff;border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:var(--shadow)}
.gen-output-header h3{font-size:15px;font-weight:600}

/* Print preview in dialog */
.print-preview{background:#fff;padding:20px;border:1px solid var(--gray-200);border-radius:var(--radius);
  font-family:'Times New Roman',serif;font-size:13px;line-height:1.5;overflow-x:auto}
.print-preview .doc-tbl{border-collapse:collapse;font-size:12px}
.print-preview .doc-tbl th,.print-preview .doc-tbl td{border:1px solid #999;padding:3px 6px}
.print-preview .doc-tbl th{background:#e8eaf6;font-weight:bold}

/* ===== TEMPLATE EDITOR ===== */
.tpl-list{display:flex;flex-direction:column;gap:8px}
.tpl-card{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#fff;border:1px solid var(--gray-200);
  border-radius:var(--radius);transition:border-color .15s}
.tpl-card:hover{border-color:var(--primary)}
.tpl-card.tpl-builtin{background:var(--gray-50);border-style:dashed}
.tpl-card-icon{font-size:24px;flex-shrink:0}
.tpl-card-info{flex:1;min-width:0}
.tpl-card-name{font-size:14px;font-weight:600;color:var(--gray-800)}
.tpl-card-type{font-size:12px;color:var(--gray-500);margin-top:2px}
.tpl-card-actions{display:flex;gap:6px;flex-shrink:0}

.tpl-editor-top{margin-bottom:12px}
.tpl-editor-split{display:grid;grid-template-columns:1fr 1fr;gap:12px;min-height:400px}
.tpl-textarea{width:100%;height:100%;min-height:380px;padding:10px;border:1px solid var(--gray-300);border-radius:var(--radius);
  font-family:'Consolas','Monaco',monospace;font-size:12px;line-height:1.5;resize:vertical;tab-size:2;
  background:var(--gray-50);color:var(--gray-800)}
.tpl-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.tpl-preview{border:1px solid var(--gray-200);border-radius:var(--radius);padding:16px;background:#fff;
  min-height:380px;overflow:auto;font-family:'Times New Roman',serif;font-size:13px;line-height:1.5}
.tpl-preview table{border-collapse:collapse}
.tpl-preview td,.tpl-preview th{border:1px solid #ccc;padding:3px 6px}

.ph-panel{background:var(--gray-50);border-radius:var(--radius);padding:8px 12px;margin-bottom:8px}
.ph-group{display:flex;flex-wrap:wrap;align-items:center;gap:4px;margin-bottom:4px}
.ph-group-label{font-size:11px;font-weight:600;color:var(--gray-500);min-width:60px}
.ph-chip{background:var(--primary-light);color:var(--primary);border:none;border-radius:4px;padding:2px 6px;
  font-size:10px;font-family:monospace;cursor:pointer;transition:background .15s}
.ph-chip:hover{background:var(--primary);color:#fff}

@media(max-width:768px){
  .tpl-editor-split{grid-template-columns:1fr}
  .tpl-textarea{min-height:200px}
  .tpl-preview{min-height:200px}
  .tpl-card{flex-wrap:wrap}
  .tpl-card-actions{width:100%;justify-content:flex-end}
}

/* ===== DOCS GRID ===== */
.docs-grid{display:flex;flex-direction:column;gap:16px}
.doc-group-title{font-size:13px;font-weight:600;color:var(--gray-600);margin-bottom:8px;padding-bottom:4px;border-bottom:1px solid var(--gray-200)}
.doc-item{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--radius);background:var(--gray-50);margin-bottom:6px}
.doc-thumb{width:48px;height:48px;border-radius:var(--radius-sm);overflow:hidden;background:var(--gray-200);display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0}
.doc-thumb img{width:100%;height:100%;object-fit:cover}
.doc-icon{font-size:24px}
.doc-info{flex:1;min-width:0}
.doc-name{font-size:13px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.doc-date{font-size:11px;color:var(--gray-400)}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .app-shell{grid-template-columns:1fr}
  .sidebar{display:none;position:fixed;top:var(--header-h);left:0;bottom:0;width:var(--sidebar-w);z-index:99;box-shadow:var(--shadow-lg)}
  .sidebar.open{display:block}
  .menu-toggle{display:block}
  .toolbar{flex-direction:column;align-items:stretch}
  .toolbar-right{flex-direction:column}
  .input-search{width:100%}
  .input-select{width:100%}
  .table-wrap{display:none}
  .cards-wrap{display:block}
  .form-row,.form-row-3{grid-template-columns:1fr}
  .dialog{max-width:100%;margin:0}
  .dialog-overlay{padding:16px 8px;align-items:flex-start}
  .filter-chips{overflow-x:auto;flex-wrap:nowrap}
}
@media(min-width:769px){
  .cards-wrap{display:none !important}
}
/* Signature status indicators */
.sig-missing{opacity:.4;filter:grayscale(1)}
.sig-missing:hover{opacity:1;filter:none}
.sig-done{color:var(--success)}