@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700&display=swap');

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{

    font-family:'Vazirmatn',sans-serif;

    background:
    radial-gradient(circle at top left,#172554,#0b1220);

    color:#fff;

    min-height:100vh;

    padding:30px;
}



.container{

    width:100%;

    max-width:1200px;

    margin:auto;
}



.header{

    display:flex;

    justify-content:space-between;

    align-items:center;

    margin-bottom:30px;

    padding:18px 22px;

    border-radius:20px;

    background:rgba(255,255,255,.05);

    border:1px solid rgba(255,255,255,.08);

    backdrop-filter:blur(16px);

    box-shadow:0 10px 35px rgba(0,0,0,.35);
}

.header h1{

    font-size:30px;

    font-weight:700;
}

.back-btn{

    text-decoration:none;

    color:#fff;

    padding:12px 20px;

    border-radius:14px;

    background:rgba(255,255,255,.06);

    border:1px solid rgba(255,255,255,.12);

    transition:.3s;
}

.back-btn:hover{

    transform:translateY(-3px);

    background:rgba(255,255,255,.12);
}



.hero{

    margin-bottom:35px;

    padding:35px;

    border-radius:22px;

    background:rgba(255,255,255,.05);

    border:1px solid rgba(255,255,255,.08);

    backdrop-filter:blur(18px);

    text-align:center;
}

.hero h2{

    font-size:32px;

    margin-bottom:18px;
}

.hero p{

    color:#d1d5db;

    line-height:2;

    font-size:16px;
}



.features{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));

    gap:22px;

    margin-bottom:40px;
}

.feature{

    padding:25px;

    border-radius:20px;

    background:rgba(255,255,255,.05);

    border:1px solid rgba(255,255,255,.08);

    backdrop-filter:blur(15px);

    text-align:center;

    transition:.3s;
}

.feature:hover{

    transform:translateY(-8px);

    border-color:rgba(96,165,250,.35);

    box-shadow:0 15px 35px rgba(0,0,0,.35);
}

.feature img{

    width:70px;

    height:70px;

    object-fit:contain;

    margin-bottom:18px;
}

.feature h3{

    margin-bottom:12px;

    font-size:22px;
}

.feature p{

    color:#cbd5e1;

    line-height:1.9;

    font-size:14px;
}



.faq-box{

    padding:30px;

    border-radius:22px;

    background:rgba(255,255,255,.05);

    border:1px solid rgba(255,255,255,.08);

    backdrop-filter:blur(15px);

    margin-bottom:35px;
}

.faq-box h2{

    margin-bottom:20px;

    text-align:center;

    font-size:28px;
}

details{

    margin-bottom:15px;

    border-radius:14px;

    overflow:hidden;

    background:rgba(255,255,255,.04);

    border:1px solid rgba(255,255,255,.08);
}

summary{

    cursor:pointer;

    list-style:none;

    padding:18px;

    font-size:17px;

    font-weight:600;
}

summary::-webkit-details-marker{

    display:none;
}

details p{

    padding:0 18px 18px;

    color:#d1d5db;

    line-height:2;
}



.footer-box{

    text-align:center;

    padding:35px;

    border-radius:22px;

    background:rgba(255,255,255,.05);

    border:1px solid rgba(255,255,255,.08);

    backdrop-filter:blur(16px);
}

.footer-box h2{

    font-size:30px;

    margin-bottom:15px;
}

.footer-box p{

    color:#cbd5e1;

    margin-bottom:25px;

    line-height:2;
}

.start-btn{

    display:inline-block;

    padding:15px 35px;

    border-radius:16px;

    text-decoration:none;

    color:#fff;

    background:
    linear-gradient(
        135deg,
        #2563eb,
        #7c3aed
    );

    transition:.3s;

    font-weight:700;
}

.start-btn:hover{

    transform:translateY(-5px);

    box-shadow:0 15px 35px rgba(37,99,235,.35);
}



::-webkit-scrollbar{

    width:8px;
}

::-webkit-scrollbar-thumb{

    background:rgba(255,255,255,.18);

    border-radius:20px;
}


@media(max-width:768px){

.header{

    flex-direction:column;

    gap:18px;

    text-align:center;
}

.hero h2{

    font-size:24px;
}

.features{

    grid-template-columns:1fr;
}

}