توضیحات

body {font-family: Vazirmatn, Tahoma, Arial, sans-serif; background:#f8fafc; color:#23272e;}
header, nav, section {max-width:850px; margin:auto;}
header {background:#fff; border-bottom:1px solid #eee; padding:1.2rem 0; text-align:center;}
.product-title {font-size:2rem; font-weight:700;}
.brand {color:#1976d2; font-size:1.05rem;}
nav {margin:1rem 0; text-align:center;}
nav a {color:#00897b; margin-left:1.5rem; text-decoration:none; font-weight:600;}
.intro {font-size:1.12rem; line-height:1.9; margin-bottom:1.2rem;}
.usp-boxes {display:flex; gap:1rem; flex-wrap:wrap; margin:1.2rem 0;}
.usp-box {background:#f3f9ff; border-radius:10px; padding:1rem; flex:1; min-width:180px; box-shadow:0 1px 8px #0001;}
.usp-box h3 {margin:0.3rem 0; color:#1976d2; font-size:1.05rem;}
.story {background:#fffbe7; border-right:4px solid #f6cd52; border-radius:8px; padding:1rem; margin:1.3rem 0;}
table {width:100%; border-collapse:collapse; background:#fff; border-radius:9px; overflow:hidden; box-shadow:0 1px 6px #0001;}
th, td {padding:0.6rem; border-bottom:1px solid #eee; text-align:right;}
th {background:#f5f7fa;}
@media(max-width:700px){.usp-boxes{flex-direction:column;}}