/* Basic reset */
.fb-wrap{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;margin:18px auto;max-width:1000px;background:white;border-radius:10px;box-shadow:0 6px 22px rgba(15,23,42,0.06);overflow:hidden}
.fb-header{padding:18px 20px;border-bottom:1px solid #f1f5f9;background:linear-gradient(90deg,#ffffff,#fbfbff)}
.fb-header h2{margin:0;font-size:18px}
.fb-tabs{display:flex;flex-direction:column}
.fb-tab-nav{display:flex;gap:8px;padding:12px;border-bottom:1px solid #eef2f7;list-style:none;margin:0;overflow:auto}
.fb-tab-item{padding:8px 14px;border-radius:8px;cursor:pointer;white-space:nowrap;font-weight:600;color:#475569;background:transparent;transition:all .18s}
.fb-tab-item.active{background:#0ea5ff;color:#fff;box-shadow:0 6px 18px rgba(14,165,255,0.14)}
.fb-tab-contents{padding:16px}
.fb-tab-content{display:none}
.fb-tab-content.active{display:block}

/* Table styles */
.fb-table-wrap{overflow:auto}
.fb-table{width:100%;border-collapse:collapse;margin-top:8px}
.fb-table th, .fb-table td{padding:10px;border-bottom:1px solid #f1f5f9;text-align:left;font-size:14px}
.fb-table th{color:#64748b;font-weight:700;font-size:13px}
.fb-btn{display:inline-block;padding:8px 12px;border-radius:8px;background:#0ea5ff;color:#fff;text-decoration:none;font-weight:600}
.fb-invoice-list{list-style:none;padding:0;margin:8px 0}
.fb-invoice-list li{display:flex;justify-content:space-between;align-items:center;padding:10px;border-radius:8px;border:1px solid #f1f5f9;margin-bottom:8px}
.inv-left small{color:#94a3b8}

/* Mobile: stacked nav like Fiverr */
@media (max-width: 600px){
  .fb-tab-nav{gap:6px;padding:8px;overflow-x:auto}
  .fb-tab-item{padding:10px 12px;font-size:14px}
  .fb-header h2{font-size:16px}
  .fb-invoice-list li{flex-direction:column;align-items:flex-start;gap:8px}
  .fb-table th, .fb-table td{padding:8px;font-size:13px}
}

/* small improvements */
.fb-actions .fb-btn{padding:6px 10px;font-size:13px}