/* ===========================
   RESET
=========================== */

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

:root{

    --bg:#080808;
    --bg-soft:#050505;

    --text:#f5f5f5;
    --text-soft:rgba(245,245,245,.82);

    --border:#222;

    --space-xs:10px;
    --space-sm:20px;
    --space-md:35px;
    --space-lg:70px;

}

html{
    scroll-behavior:smooth;
}

body{

    background:var(--bg);

    color:var(--text);

    font-family:Arial, Helvetica, sans-serif;

    line-height:1.7;

    overflow-x:hidden;

}



/* ===========================
   GLOBAL
=========================== */

img{

    display:block;

    width:100%;

}

a{

    color:inherit;

    text-decoration:none;

    transition:.25s ease;

}

section{

    padding:70px 8%;

}

h1{

    line-height:1.05;

}

h2{

    font-size:clamp(32+px,4vw,50px);

    line-height:1.15;

    margin-bottom:22px;

    font-weight:600;

}

h3{

    font-size:24px;

    margin:18px 0 10px;

    font-weight:500;

}

p{

    max-width:820px;

    font-size:17px;

    line-height:1.8;

    opacity:.88;

}



/* ===========================
   HEADER
=========================== */

.header{

    position:fixed;

    top:0;

    left:0;

    width:100%;

    padding:18px 7%;

    display:flex;

    justify-content:space-between;

    align-items:center;

    z-index:999;

    background:rgba(0,0,0,.68);

    backdrop-filter:blur(12px);

}

.brand{

    display:flex;

    flex-direction:column;

}

.logo{

    font-size:20px;

    letter-spacing:5px;

    font-weight:600;

}

.brand span{

    margin-top:4px;

    font-size:11px;

    letter-spacing:2px;

    opacity:.6;

}

.nav{

    display:flex;

    gap:26px;

}

.nav a{

    font-size:14px;

    opacity:.75;

}

.nav a:hover{

    opacity:1;

}



/* ===========================
   HERO
=========================== */

.hero{

    position:relative;

    min-height:88vh;

}

.hero img{

    width:100%;

    height:100%;

    position:absolute;

    inset:0;

    object-fit:cover;

    object-position:center;

    opacity:.65;

}

.hero::after{

    content:"";

    position:absolute;

    inset:0;

    background:linear-gradient(
        90deg,
        rgba(0,0,0,.84),
        rgba(0,0,0,.22)
    );

}

.hero-text{

    position:absolute;

    z-index:2;

    left:8%;

    top:50%;

    transform:translateY(-50%);

    max-width:620px;

}

.hero h1{

    font-size:clamp(46px,7vw,76px);

}

.hero p{

    margin:28px 0;

    font-size:20px;

}



/* ===========================
   BUTTONS
=========================== */

.button{

    display:inline-block;

    padding:14px 30px;

    border:1px solid #fff;

    font-size:14px;

    transition:.25s;

}

.button:hover{

    background:#fff;

    color:#000;

}

.hero-social{

    margin-top:28px;

    display:flex;

    gap:24px;

}

.hero-social a{

    font-size:13px;

    letter-spacing:2px;

    opacity:.7;

}

.hero-social a:hover{

    opacity:1;

}



/* ===========================
   GRID
=========================== */

.grid{

    display:grid;

    grid-template-columns:repeat(3,1fr);

    gap:26px;

}

.card{

    overflow:hidden;

}

.card img{

    width:100%;

    aspect-ratio:3/4;

    object-fit:cover;

    object-position:center 20%;

    transition:.45s;

}

.card:hover img{

    transform:scale(1.03);

}

.card h3{

    margin-top:18px;

}

/* ===========================
   PAGE HERO
=========================== */

.page-hero{

    min-height:48vh;

    display:flex;

    flex-direction:column;

    justify-content:center;

    padding-top:120px;

}

.page-hero h1{

    font-size:clamp(46px,6vw,68px);

    margin-bottom:14px;

}

.page-hero p{

    max-width:700px;

}



/* ===========================
   ABOUT
=========================== */

.about-profile{

    display:grid;

    grid-template-columns:1fr 1fr;

    gap:55px;

    align-items:center;

}

.profile-image{

    overflow:hidden;

}

.profile-image img{

    width:100%;

    aspect-ratio:3/4;

    object-fit:cover;

    object-position:center top;

    border-radius:4px;

}

.profile-text h2{

    font-size:clamp(34px,4vw,50px);

}

.profile-text p{

    margin-bottom:20px;

}

.profile-links{

    display:flex;

    gap:24px;

    margin-top:28px;

}

.profile-links a{

    padding-bottom:5px;

    border-bottom:1px solid rgba(255,255,255,.4);

}

.profile-links a:hover{

    border-color:#fff;

}



/* ===========================
   CONTACT
=========================== */

.contact-links{

    display:flex;

    flex-direction:column;

    gap:16px;

    margin-top:30px;

}

.contact-links a{

    font-size:22px;

}

.contact-form{

    max-width:680px;

}

.contact-form button{

    background:transparent;

    color:#fff;

    border:1px solid #fff;

    transition:.25s;

}

.contact-form button:hover{

    background:#fff;

    color:#000;

}



/* ===========================
   FOOTER
=========================== */

.footer{

    padding:60px 8% 24px;

    background:var(--bg-soft);

    border-top:1px solid var(--border);

}

.footer-content{

    display:grid;

    grid-template-columns:2fr 1fr 1fr;

    gap:40px;

}

.footer h3{

    margin-top:0;

}

.footer h4{

    margin-bottom:16px;

    font-size:15px;

    letter-spacing:1px;

    text-transform:uppercase;

    opacity:.7;

}

.footer a{

    display:block;

    margin-bottom:12px;

    opacity:.75;

}

.footer a:hover{

    opacity:1;

}

.footer-bottom{

    margin-top:45px;

    font-size:13px;

    opacity:.5;

}



/* ===========================
   PUBLICATIONS
=========================== */

.publication-intro{

    max-width:900px;

    margin:0 auto;

    padding:45px 20px 25px;

    text-align:center;

}

.publication-intro h2{

    font-size:36px;

}

.publication-intro p{

    margin:auto;

    font-size:18px;

}

.publications{

    max-width:1200px;

    margin:auto;

    padding:20px 25px 90px;

}

.publication-card{

    display:grid;

    grid-template-columns:420px 1fr;

    gap:45px;

    align-items:center;

    padding:60px 0;

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

}

.publication-card>img{

    width:100%;

    aspect-ratio:2/3;

    object-fit:cover;

    border-radius:6px;

}

.publication-content span{

    font-size:12px;

    letter-spacing:2px;

    text-transform:uppercase;

    opacity:.65;

}

.publication-content h2{

    font-size:40px;

    margin:12px 0 8px;

}

.publication-content h3{

    font-size:20px;

    font-weight:400;

    opacity:.8;

    margin-bottom:18px;

}

.publication-content p{

    max-width:680px;

    margin-bottom:30px;

}

.publication-gallery{

    display:grid;

    grid-template-columns:repeat(5,1fr);

    gap:14px;

}

.publication-gallery img{

    width:100%;

    aspect-ratio:3/4;

    object-fit:cover;

    border-radius:4px;

    transition:.3s;

}

/* Hover büyütmeni değiştirmedim */
.publication-gallery img:hover{

    transform:scale(4.04);

}

/* ===========================
   TABLET
=========================== */

@media (max-width:900px){

    .header{

        padding:16px 24px;

        flex-direction:column;

        gap:14px;

    }

    .nav{

        flex-wrap:wrap;

        justify-content:center;

        gap:18px;

    }

    .hero{

        min-height:78vh;

    }

    .hero-text{

        left:24px;

        right:24px;

        max-width:100%;

    }

    .hero h1{

        font-size:52px;

    }

    section{

        padding:60px 24px;

    }

    .grid{

        grid-template-columns:repeat(2,1fr);

        gap:22px;

    }

    .about-profile{

        grid-template-columns:1fr;

        gap:40px;

    }

    .profile-image{

        max-width:620px;

        margin:auto;

    }

    .publication-card{

        grid-template-columns:1fr;

        gap:30px;

    }

    .publication-card>img{

        max-width:520px;

        margin:auto;

    }

    .publication-gallery{

        grid-template-columns:repeat(3,1fr);

    }

    .footer-content{

        grid-template-columns:1fr;

        gap:30px;

    }

}



/* ===========================
   MOBILE
=========================== */

@media (max-width:600px){

    .logo{

        font-size:17px;

        letter-spacing:3px;

    }

    .brand span{

        font-size:10px;

    }

    .nav{

        gap:12px;

    }

    .nav a{

        font-size:13px;

    }

    .hero{

        min-height:72vh;

    }

    .hero h1{

        font-size:42px;

    }

    .hero p{

        font-size:17px;

    }

    .button{

        padding:12px 22px;

    }

    h2{

        font-size:32px;

    }

    h3{

        font-size:22px;

    }

    p{

        font-size:16px;

    }

    .grid{

        grid-template-columns:1fr;

    }

    .card img{

        aspect-ratio:3/4;

        height:auto;

        object-position:center top;

    }

    .page-hero{

        min-height:38vh;

        padding-top:100px;

    }

    .page-hero h1{

        font-size:42px;

    }

    .profile-image{

        max-width:100%;

    }

    .publication-intro{

        padding:25px 0;

    }

    .publication-intro h2{

        font-size:30px;

    }

    .publication-content h2{

        font-size:30px;

    }

    .publication-gallery{

        grid-template-columns:repeat(2,1fr);

        gap:10px;

    }

    .publications{

        padding:15px 0 50px;

    }

    .footer{

        padding:50px 24px 24px;

    }

}



/* ===========================
   SMALL IMPROVEMENTS
=========================== */

.button,
.nav a,
.footer a,
.profile-links a{

    transition:.25s ease;

}

img{

    user-select:none;

    -webkit-user-drag:none;

}

::selection{

    background:#ffffff;

    color:#000;

}

html{

    scroll-padding-top:90px;

}