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var(--border-color);background:#fff}.data-table{width:100%;font-size:var(--text-sm)}.data-table thead th{background:var(--color-gray-50);padding:var(--space-3) var(--space-4);text-align:left;font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--border-color);white-space:nowrap;cursor:pointer;-webkit-user-select:none;user-select:none}.data-table thead th.sortable:hover{background:var(--color-gray-100);color:var(--text-primary)}.data-table thead th .sort-icon{display:inline-block;margin-left:4px;opacity:.4}.data-table thead th.sort-asc .sort-icon,.data-table thead th.sort-desc .sort-icon{opacity:1}.data-table tbody tr{border-bottom:1px solid var(--border-color);transition:background var(--transition-fast)}.data-table tbody tr:last-child{border-bottom:none}.data-table tbody tr:hover{background:var(--color-gray-50)}.data-table tbody td{padding:var(--space-3) 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var(--transition-normal)}.modal-lg{max-width:780px}.modal-xl{max-width:960px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--border-color);flex-shrink:0}.modal-title{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--text-primary)}.modal-body{padding:var(--space-5) var(--space-6);overflow-y:auto;flex:1}.modal-footer{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-3);padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-color);flex-shrink:0}.close-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--border-radius);color:var(--text-muted);transition:all 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svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}.search-input{width:100%;padding:var(--space-2) var(--space-3) var(--space-2) var(--space-8);border:1px solid var(--border-color);border-radius:var(--border-radius);font-size:var(--text-sm);color:var(--text-primary);background:#fff;transition:border-color var(--transition-fast)}.search-input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #3b82f61a}.filter-select{padding:var(--space-2) var(--space-3);border:1px solid var(--border-color);border-radius:var(--border-radius);font-size:var(--text-sm);color:var(--text-primary);background:#fff;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 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transparent}.page-btn:hover{background:var(--color-gray-100)}.page-btn.active{background:var(--color-primary-600);color:#fff;border-color:var(--color-primary-600)}.page-btn:disabled{opacity:.4;cursor:not-allowed}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-16) var(--space-8);text-align:center}.empty-state-icon{width:64px;height:64px;background:var(--color-gray-100);border-radius:var(--border-radius-xl);display:flex;align-items:center;justify-content:center;color:var(--color-gray-400);margin-bottom:var(--space-4)}.empty-state h3{font-size:var(--text-lg);font-weight:var(--font-semibold);color:var(--text-primary);margin-bottom:var(--space-2)}.empty-state p{font-size:var(--text-sm);color:var(--text-muted);max-width:360px;margin-bottom:var(--space-5)}.loading-state{display:flex;align-items:center;justify-content:center;padding:var(--space-12)}.spinner{width:32px;height:32px;border:3px solid var(--color-gray-200);border-top-color:var(--color-primary-500);border-radius:50%;animation:spin .8s linear infinite}.spinner.sm{width:16px;height:16px;border-width:2px}.tabs{display:flex;border-bottom:2px solid var(--border-color);gap:0;margin-bottom:var(--space-6)}.tab-btn{padding:var(--space-3) var(--space-5);font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-muted);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all var(--transition-fast);cursor:pointer;white-space:nowrap;display:flex;align-items:center;gap:var(--space-2)}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{color:var(--color-primary-600);border-bottom-color:var(--color-primary-600)}.tab-count{background:var(--color-gray-200);color:var(--text-secondary);font-size:10px;padding:1px 5px;border-radius:var(--border-radius-full)}.tab-btn.active .tab-count{background:var(--color-primary-100);color:var(--color-primary-700)}.timeline{display:flex;flex-direction:column;gap:0}.timeline-item{display:flex;gap:var(--space-3);position:relative}.timeline-item:not(:last-child):before{content:"";position:absolute;left:15px;top:32px;bottom:-4px;width:1px;background:var(--border-color)}.timeline-icon{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px;font-size:14px;border:2px solid white;box-shadow:0 0 0 1px var(--border-color)}.timeline-icon.note{background:var(--color-gray-100);color:var(--color-gray-500)}.timeline-icon.call{background:var(--color-success-light);color:var(--color-success)}.timeline-icon.email{background:var(--color-primary-100);color:var(--color-primary-600)}.timeline-icon.meeting{background:var(--color-cyan-light);color:var(--color-cyan)}.timeline-icon.status_change{background:var(--color-orange-light);color:var(--color-orange)}.timeline-icon.task{background:var(--color-warning-light);color:var(--color-warning)}.timeline-icon.other{background:var(--color-gray-100);color:var(--color-gray-500)}.timeline-content{flex:1;padding-bottom:var(--space-4)}.timeline-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}.timeline-title{font-size:var(--text-sm);font-weight:var(--font-medium);color:var(--text-primary)}.timeline-time{font-size:var(--text-xs);color:var(--text-muted)}.timeline-body{font-size:var(--text-sm);color:var(--text-secondary);line-height:1.5}.timeline-author{font-size:var(--text-xs);color:var(--text-muted);margin-top:4px}.progress-bar-wrap{background:var(--color-gray-100);border-radius:var(--border-radius-full);height:8px;overflow:hidden}.progress-bar{height:100%;border-radius:var(--border-radius-full);background:var(--color-primary-500);transition:width var(--transition-slow)}.progress-bar.green{background:var(--color-success)}.progress-bar.orange{background:var(--color-orange)}.progress-bar.red{background:var(--color-danger)}.progress-bar-lg .progress-bar-wrap{height:12px}.divider{height:1px;background:var(--border-color);margin:var(--space-4) 0}.tag{display:inline-flex;align-items:center;gap:4px;padding:2px var(--space-2);background:var(--color-gray-100);color:var(--color-gray-600);border-radius:var(--border-radius-full);font-size:var(--text-xs);font-weight:var(--font-medium)}.tag-input-wrap{display:flex;flex-wrap:wrap;gap:var(--space-2);padding:var(--space-2);border:1px solid var(--border-color);border-radius:var(--border-radius);background:#fff;cursor:text;min-height:42px;align-items:center;transition:border-color var(--transition-fast)}.tag-input-wrap:focus-within{border-color:var(--border-focus);box-shadow:0 0 0 3px #3b82f61a}.tag-input{border:none;outline:none;font-size:var(--text-sm);background:transparent;flex:1;min-width:80px;color:var(--text-primary)}.tag-remove{cursor:pointer;opacity:.6;font-size:12px;line-height:1}.tag-remove:hover{opacity:1}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.detail-label{font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}.detail-value{font-size:var(--text-sm);color:var(--text-primary);word-break:break-word}.detail-value.large{font-size:var(--text-xl);font-weight:var(--font-bold)}.status-stepper{display:flex;align-items:center;gap:0;overflow-x:auto;padding:var(--space-1)}.step{display:flex;flex-direction:column;align-items:center;gap:4px;position:relative;flex:1;min-width:80px;cursor:pointer;padding:var(--space-2);border-radius:var(--border-radius);transition:background var(--transition-fast)}.step:hover{background:var(--color-gray-50)}.step-circle{width:28px;height:28px;border-radius:50%;border:2px solid var(--color-gray-300);background:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:var(--font-semibold);color:var(--color-gray-400);transition:all var(--transition-fast);z-index:1;position:relative}.step.completed .step-circle{background:var(--color-success);border-color:var(--color-success);color:#fff}.step.active .step-circle{background:var(--color-primary-600);border-color:var(--color-primary-600);color:#fff;box-shadow:0 0 0 3px #3b82f633}.step-label{font-size:10px;font-weight:var(--font-medium);color:var(--text-muted);text-align:center;white-space:nowrap}.step.active .step-label{color:var(--color-primary-600);font-weight:var(--font-semibold)}.step.completed .step-label{color:var(--color-success)}.step-line{flex:1;height:2px;background:var(--color-gray-200);margin-top:-20px;z-index:0}.step-line.completed{background:var(--color-success)}.drawer{position:fixed;top:0;right:0;bottom:0;width:480px;background:#fff;box-shadow:var(--shadow-xl);z-index:200;display:flex;flex-direction:column;transform:translate(100%);transition:transform var(--transition-normal)}.drawer.open{transform:translate(0)}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a66;z-index:199;display:none}.drawer-overlay.show{display:block}.drawer-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--border-color);flex-shrink:0}.drawer-title{font-size:var(--text-lg);font-weight:var(--font-semibold)}.drawer-body{flex:1;overflow-y:auto;padding:var(--space-5) var(--space-6)}.drawer-footer{padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-color);display:flex;gap:var(--space-3);justify-content:flex-end}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 1200px){.stats-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 1024px){.sidebar{width:var(--sidebar-collapsed-width)}.sidebar .nav-item-label,.sidebar .nav-badge,.sidebar .sidebar-logo-text,.sidebar .nav-section-label,.sidebar .user-info{display:none}.sidebar-logo{justify-content:center;padding:var(--space-4) var(--space-3)}.nav-item{justify-content:center;padding:var(--space-3)}.sidebar-user{justify-content:center;padding:var(--space-2) var(--space-3)}.main-content{margin-left:var(--sidebar-collapsed-width)}.form-grid{grid-template-columns:1fr}.form-grid-3{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr}}@media (max-width: 768px){.sidebar{transform:translate(-100%);position:fixed;width:var(--sidebar-width)!important}.sidebar .nav-item-label,.sidebar .nav-badge,.sidebar .sidebar-logo-text,.sidebar .nav-section-label,.sidebar .user-info{display:flex!important;opacity:1!important;width:auto!important}.sidebar .nav-item{justify-content:flex-start!important;padding:var(--space-2) var(--space-3)!important}.sidebar .sidebar-user{justify-content:flex-start!important}.sidebar .sidebar-logo{justify-content:flex-start!important;padding:var(--space-5) var(--space-4)!important}.sidebar.mobile-open{transform:translate(0)}.sidebar-overlay{display:none}.sidebar-overlay.show{display:block}.main-content{margin-left:0!important}.hamburger-btn{display:flex}.stats-grid{grid-template-columns:1fr 1fr}.page-content{padding:var(--space-4)}.topbar{padding:0 var(--space-4)}.form-grid,.form-grid-3{grid-template-columns:1fr}.drawer{width:100%}.modal{max-width:100%;border-radius:var(--border-radius-lg)}.filter-bar{flex-direction:column;align-items:stretch}.search-input-wrap{max-width:100%}}@media (max-width: 480px){.stats-grid{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:flex-start}.tabs{overflow-x:auto;flex-wrap:nowrap}}