*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
  
  .section-header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:px;
}

.section-title{
    margin:0;
    font-size:18px;
    color:#2563eb;
   margin-bottom:12px;
}

.best-price{
    background:#dcfce7;
    color:#16a34a;
    border:1px solid #86efac;
    padding:5px 10px;
    border-radius:999px;
    font-size:12px;
    font-weight:700;
    line-height:1;
  margin-bottom: 10px;
}

body{
    font-family:'Inter',Arial,sans-serif;
    background:#eff6ff;
    color:#1e293b;
}

.container{
    width:100%;
    max-width:1200px;
    margin:auto;
    padding:1px 15px;
}

header{
    background:#2563eb;
    color:#fff;
    padding:18px 0;
    position:sticky;
    top:0;
    z-index:999;
    box-shadow:0 2px 15px rgba(37,99,235,.15);
}

.header-wrap{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    font-size:22px;
    font-weight:700;
    color:#fff;
}

nav a{
    color:#dbeafe;
    text-decoration:none;
    margin-left:15px;
    font-size:14px;
    transition:.3s;
}

nav a:hover{
    color:#fff;
}

/* PRODUCT PAGE */

.product-page{
    margin-top:15px;
}

.cover-image{
    width:100%;
    border-radius:12px;
    display:flex;
    background:#fff;
    border:1px solid #dbeafe;
    margin-bottom:15px;
}

.product-card{
    background:#fff;
    border-radius:10px;
    padding:18px;
    border:1px solid #dbeafe;
    box-shadow:0 3px 12px rgba(37,99,235,.08);
}

.product-card h1{
    font-size:24px;
    margin-bottom:10px;
}

/* BADGES */

.badges{
      display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:10px;
}

.badges span{
    background:#eff6ff;
    color:#2563eb;
    border:1px solid #bfdbfe;
    padding:6px 12px;
    border-radius:30px;
    font-size:13px;
    font-weight:600;
}

/* INPUT */

.form-group{
    margin-bottom:20px;
}

.form-group label{
    display:block;
    font-weight:600;
    margin-bottom:8px;
}

.form-group input{
    width:100%;
    height:50px;
    border:1px solid #dbeafe;
    border-radius:10px;
    padding:0 15px;
    font-size:15px;
    outline:none;
}

.form-group input:focus{
    border-color:#2563eb;
}

/* SECTION TITLE */

.section-title{
    font-size:18px;
    margin-bottom:10px;
    color:#2563eb;
}

/* PACKAGES */

.packages{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:10px;
}

.package{
    background:#fff;
    border:2px solid #dbeafe;
    border-radius:5px;
    padding:14px;
    cursor:pointer;
    transition:.2s;
}

.package:hover{
    border-color:#2563eb;
}

.package.active{
    border-color:#2563eb;
    background:#eff6ff;
}

.package-name{
    font-size:12px;
    font-weight:700;
    color:#1e293b;
}

.package-price{
    margin-top:-5px;
    color:#2563eb;
    font-size:10px;
    font-weight:700;
}

/* PRICE BOX */

.selected-price{
    margin-top:15px;
    background:#eff6ff;
    border:1px solid #bfdbfe;
    padding:15px;
    border-radius:12px;
    text-align:center;
    font-size:18px;
}

.selected-price strong{
    color:#2563eb;
}

/* BUTTON */

.buy-btn{
    width:100%;
    height:55px;
    border:none;
    border-radius:12px;
    background:#2563eb;
    color:#fff;
    font-size:16px;
    font-weight:700;
    margin-top:15px;
    cursor:pointer;
    transition:.2s;
}

.buy-btn:hover{
    background:#1d4ed8;
}

/* DESCRIPTION */

.description-card{
    margin-top:15px;
    background:#fff;
    border-radius:12px;
    padding:20px;
  display: none;
    border:1px solid #dbeafe;
    box-shadow:0 3px 12px rgba(37,99,235,.08);
}

.description-card h2{
    margin-bottom:15px;
    color:#2563eb;
}

#description h1,
#description h2,
#description h3,
#description h4{
    margin-top:20px;
    margin-bottom:10px;
}

#description p{
    margin-bottom:12px;
}

#description ul,
#description ol{
    padding-left:20px;
    margin-bottom:15px;
}

#description li{
    margin-bottom:8px;
}

#description hr{
    margin:20px 0;
    border:none;
    border-top:1px solid #dbeafe;
}

/* FOOTER */

footer{
    margin-top:30px;
    background:#2563eb;
    color:#fff;
    text-align:center;
    padding:20px;
}

/* MOBILE */

@media(max-width:768px){

    .product-card h1{
        font-size:20px;
    }

    .packages{
        grid-template-columns:repeat(2,1fr);
        gap:8px;
    }

    .package{
        padding:15px 8px;
    }

  .package-row{
    display:flex;
    align-items:center;
    justify-content:center;
    gap:5px;
    width:100%;
}

.package-name{
    color:#1e293b;
    font-size:clamp(9px,2.8vw,13px);
    font-weight:700;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
}

.package-price{
    color:#2563eb;
    font-size:clamp(9px,2.8vw,13px);
    font-weight:700;
    white-space:nowrap;
}

    nav{
        gap:10px;
    }

    nav a{
        font-size:13px;
    }
}