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

html{
    scroll-behavior:smooth;
}

body{
    font-family:'Poppins',sans-serif;
    font-size:14px;
    line-height:1.5;
    color:#222;
    overflow-x:hidden;
    background:#111;
}

body::before{

    content:"";

    position:fixed;

    inset:0;

    background:
    linear-gradient(
        rgba(0,0,0,.45),
        rgba(0,0,0,.45)
    ),
    url("../assets/images/background.webp");

    background-size:cover;
    background-position:center;
    background-repeat:no-repeat;

    filter:blur(2px);

    transform:scale(1.1);

    z-index:-2;
}

.page-section{

    max-width:900px;

    margin:auto;

    padding:45px 18px;

}

.page-section h1{

    text-align:center;

    color:#fff;

    font-size:1.8rem;

    margin-bottom:8px;

}


.page-section h1::after{

    content:"";

    display:block;

    width:55px;

    height:2px;

    background:#16a34a;

    margin:8px auto;

}


.page-intro{

    text-align:center;

    color:#fff;

    max-width:650px;

    margin:0 auto 20px;

    font-size:.85rem;

}


.page-section h2{

    color:#fff;

    text-align:center;

    font-size:1.2rem;

    margin:20px 0 12px;

}


.page-section h3{

    font-size:.95rem;

    margin-bottom:8px;

    font-weight:600;

}

.page-card{

    background:rgba(255,255,255,.88);

    backdrop-filter:blur(12px);

    -webkit-backdrop-filter:blur(12px);

    border-radius:0;

    padding:15px;

    margin-bottom:15px;

    box-shadow:
    0 6px 18px rgba(0,0,0,.12);

}


.page-card p{

    color:#444;

    font-size:.85rem;

    margin-bottom:10px;

}


.page-card ul{

    padding-left:18px;

}


.page-card li{

    color:#444;

    font-size:.85rem;

    margin-bottom:4px;

}

.accordion-section{

    margin-bottom:12px;

}


.accordion-section summary{

    list-style:none;

    cursor:pointer;

    padding:11px 15px;

    background:rgba(255,255,255,.9);

    border-radius:8px;

    color:#16a34a;

    font-size:.85rem;

    font-weight:600;

    position:relative;

    transition:.25s;

}


.accordion-section summary::-webkit-details-marker{

    display:none;

}


.accordion-section summary::after{

    content:"+";

    position:absolute;

    right:15px;

    font-size:18px;

}


.accordion-section[open] summary::after{

    content:"−";

}


.accordion-section[open] summary{

    background:#16a34a;

    color:#fff;

    border-radius:8px 8px 0 0;

}


.accordion-section .page-card{

    margin:0;

    border-radius:0 0 8px 8px;

}

.page-card li::marker{

    color:#16a34a;

}

.floating-back-btn{

    position:fixed;

    top:15px;

    right:15px;

    left:auto;

    padding:7px 16px;

    background:#fff;

    color:#111;

    border-radius:999px;

    font-size:14px;

    text-decoration:none;

    z-index:1000;

    transition:.25s;

    box-shadow:
    0 4px 10px rgba(0,0,0,.15);

}


.floating-back-btn:hover{

    transform:translateY(-2px);

    background:#16a34a;

    color:#fff;

}

footer{

    height:35px;

    display:flex;

    justify-content:center;

    align-items:center;

    color:#fff;

    background:rgba(0,0,0,.35);

    backdrop-filter:blur(12px);

    font-size:12px;

}

footer a{
    color:white;
    text-decoration:none;
    transition:.25s;
}

footer a:hover{
    color:#9346c2;
}

.academic-project{

    display:flex;

    flex-direction:column;

    gap:15px;

}

.institution-header{

    display:flex;

    align-items:center;

    gap:18px;

}

.institution-logo{

    width:75px;

    height:75px;

    object-fit:contain;

    flex-shrink:0;

}

.institution-name{

    margin-top:4px;

    color:#16a34a;

    font-weight:600;

    font-size:.82rem;

}

@media(max-width:768px){

    .page-section{

        padding:65px 12px;

    }


    .page-section h1{

        font-size:1.45rem;

    }


    .page-section h2{

        font-size:1.05rem;

    }


    .page-card{

        padding:12px;

    }


    .page-card p,
    .page-card li{

        font-size:.8rem;

    }


    .floating-back-btn{

        padding:6px 14px;


    }

    .institution-header{

        display:flex;

        flex-direction:row;

        align-items:center;

        gap:12px;

    }

    .institution-logo{

        width:60px;

        height:60px;

        flex-shrink:0;

    }

    .institution-header h3{

        font-size:.9rem;

        margin-bottom:4px;

    }

    .institution-name{

        font-size:.75rem;

        margin-top:2px;

    }

}

@media(max-width:480px){

    .page-section h1{

        font-size:1.3rem;

    }


    .page-section h2{

        font-size:1rem;

    }

}