:root{font-family:Inter,Arial,sans-serif;color:#172337;background:#eef3f8}*{box-sizing:border-box}body{margin:0;background:linear-gradient(180deg,#f7fbff 0,#eef3f8 360px 100%)}.app-main{min-height:calc(100vh - 64px)}.page{max-width:1180px;margin:0 auto;padding:22px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.card{background:#fff;border:1px solid #e6edf5;border-radius:7px;padding:16px;box-shadow:0 8px 22px #0f172a0b}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;background:#2874f0;color:#fff;padding:11px 16px;border-radius:5px;font-weight:800;cursor:pointer;text-decoration:none;box-shadow:0 8px 18px #2874f033}.btn.secondary{background:#fff;color:#174ea6;border:1px solid #bcd1ff;box-shadow:none}.field{display:grid;gap:6px;margin-bottom:12px}.field input,.field select,.field textarea{padding:12px;border:1px solid #cbd5e1;border-radius:5px;background:#fbfdff}.toolbar{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:16px}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:7px;overflow:hidden}.table th,.table td{padding:13px;border-bottom:1px solid #e5e7eb;text-align:left}.table th{background:#f8fafc;color:#475569;font-size:13px;text-transform:uppercase}.seller-layout{display:grid;grid-template-columns:240px 1fr}.seller-content{padding:22px;min-width:0}@media (max-width:800px){.seller-layout{grid-template-columns:1fr}.seller-nav{min-height:auto}.toolbar{align-items:stretch;flex-direction:column}}