.sales-dashboard{max-width:1150px;margin:20px auto;background:#fff;padding:22px;border-radius:12px;font-family:Inter,system-ui,Arial;font-size:16px;}
.csv-info-card{background:#f3f0ff;border:1px solid #e0d7ff;padding:22px;border-radius:12px;margin-bottom:22px;display:flex;flex-direction:column;gap:16px;}
.csv-info-text{font-size:18px;font-weight:700;color:#3730a3;}
#csv-upload-form{display:flex;gap:14px;align-items:center;}
#csv-upload-form input[type=file]{font-size:16px;}
#csv-upload-form .btn{background:#4f46e5;color:#fff;border:none;padding:12px 18px;border-radius:8px;cursor:pointer;font-size:16px;font-weight:600;}
.summary-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px;}
.summary-cards .card{background:#f8fafc;padding:16px;border-radius:10px;text-align:center;font-size:15px;box-shadow:0 2px 6px rgba(15,23,42,0.06);}
.summary-cards .value{font-weight:700;color:#4f46e5;margin-top:6px;font-size:20px;}
.controls{display:flex;gap:12px;align-items:center;margin-bottom:18px;font-size:15px;}
.charts,.analysis-row{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:22px;}
.chart-card,.small-card{background:#fff;padding:16px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,0.05);display:flex;flex-direction:column;justify-content:center;}
.chart-card h4,.small-card h5{margin:0 0 12px 0;color:#374151;font-size:18px;font-weight:600;text-align:center;}
.tables table{width:100%;border-collapse:collapse;font-size:15px;}
.tables th{font-size:14px;color:#6b7280;text-align:left;padding:9px;}
.tables td{padding:9px;border-top:1px solid #f3f4f6;}
@media(max-width:1000px){.charts,.analysis-row{grid-template-columns:1fr;} .summary-cards{grid-template-columns:repeat(2,1fr);} }