.billing-list-view{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);padding:40px 20px}.page-header{margin-bottom:40px;color:#fff}.page-header .header-content{display:flex;justify-content:space-between;align-items:center;gap:20px}.page-header h1{font-size:2.5rem;font-weight:700;margin-bottom:10px;text-shadow:0 2px 4px rgba(0,0,0,.1)}.page-header .subtitle{font-size:1.1rem;opacity:.95}.page-header #logoutBtn{background:#fff3;border:2px solid white;color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);white-space:nowrap}.page-header #logoutBtn:hover{background:#ffffff4d;transform:translateY(-2px)}.tab-navigation{display:flex;gap:8px;margin-bottom:24px;background:#ffffff26;padding:8px;border-radius:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.tab-btn{flex:1;padding:14px 24px;border:none;background:transparent;color:#fffc;font-size:15px;font-weight:600;cursor:pointer;border-radius:8px;transition:all .3s ease}.tab-btn:hover{background:#fff3;color:#fff}.tab-btn.active{background:#fff;color:#667eea;box-shadow:0 4px 12px #00000026}.tab-content{animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.filter-section{background:#fff;border-radius:12px;padding:24px;margin-bottom:24px;box-shadow:0 4px 6px #0000001a}.search-box{display:flex;gap:12px;margin-bottom:16px}.search-box .form-control{flex:1}.filter-controls{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.date-separator{font-size:.9rem;color:#666}.table-container{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 6px #0000001a;margin-bottom:24px}.invoice-list-table{width:100%;border-collapse:collapse}.invoice-list-table thead{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.invoice-list-table th{padding:16px;text-align:left;font-weight:600;font-size:14px;border-bottom:2px solid rgba(255,255,255,.2)}.billing-summary-table thead{position:sticky;top:0;z-index:10}.billing-summary-table thead th{background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 2px 4px #0000001a}.invoice-list-table tbody tr{border-bottom:1px solid #e5e7eb;transition:background .2s}.invoice-list-table tbody tr:hover{background:#f9fafb}.invoice-list-table td{padding:14px 16px;font-size:13px}.billing-summary-table tfoot{background:linear-gradient(135deg,#f0f4ff,#e8ecff);border-top:2px solid #667eea}.billing-summary-table tfoot td{padding:16px;font-size:14px}.summary-footer-row td{color:#1e40af}.type-badge{display:inline-block;padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;text-transform:uppercase}.type-badge.master{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.type-badge.agent{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.pagination{display:flex;justify-content:center;align-items:center;gap:16px;padding:24px;background:#fff;border-radius:12px;box-shadow:0 4px 6px #0000001a}.page-info{font-size:14px;color:#374151;font-weight:500;min-width:120px;text-align:center}.invoice-detail-view{min-height:100vh;background:#f3f4f6;padding:40px 20px}.back-button-container{max-width:900px;margin:0 auto 20px}.invoice-actions{max-width:900px;margin:24px auto 0;text-align:center}@media (max-width: 768px){.billing-list-view{padding:20px 10px}.page-header .header-content{flex-direction:column;align-items:stretch}.page-header h1{font-size:1.8rem}.page-header #logoutBtn{width:100%}.filter-section{padding:16px}.filter-controls{flex-direction:column;align-items:stretch}.table-container{overflow-x:auto}.invoice-list-table{min-width:800px}}