:root {
    --kart-bg: #ffffff;
    --kart-golge: 0 10px 20px rgba(0,0,0,0.08);
    --vurgu-renk: #3498db;
    --metin-renk: #2c3e50;
    --tarih-renk: #7f8c8d;
}


.kimyacilar-container {
    padding: 40px;
    max-width: 1200px;
    margin: 0 auto;
}


.bilim-insani-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}


.biyografi-kart {
    background: var(--kart-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--kart-golge);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #eee;
    text-decoration: none; 
    display: flex;
    flex-direction: column;
    color: inherit;
}

.biyografi-kart:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
    border-color: var(--vurgu-renk);
}

.kart-ust {
    height: 100px;
    background: linear-gradient(135deg, #ecf0f1, #bdc3c7);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.profil-daire {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--vurgu-renk);
    border: 3px solid white;
}

.kart-icerik {
    padding: 50px 20px 20px 20px;
    text-align: center;
}

.bilim-insani-isim {
    font-size: 1.3rem;
    color: var(--metin-renk);
    margin-bottom: 5px;
    font-weight: 700;
}

.yasam-yillari {
    font-size: 0.85rem;
    color: var(--tarih-renk);
    display: block;
    margin-bottom: 10px;
}

.kisa-ozet {
    font-size: 0.9rem;
    color: #636e72;
    margin-bottom: 15px;
    line-height: 1.4;
}

.incele-btn {
    font-size: 0.9rem;
    color: var(--vurgu-renk);
    font-weight: bold;
}

.biyografi-header {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 40px;
    border-radius: 15px;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 30px;
    position: relative;
    overflow: hidden;
}

.biyografi-profil {
    width: 150px;
    height: 150px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: #2c3e50;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
    z-index: 2;
}

.biyografi-basliklar {
    z-index: 2;
}

.biyografi-basliklar h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.etiket-container {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.etiket {
    padding: 5px 12px;
    background: rgba(255,255,255,0.2);
    border-radius: 20px;
    font-size: 0.9rem;
}

.biyografi-icerik {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.bolum-baslik {
    font-size: 1.5rem;
    color: var(--sidebar-bg);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
    margin-top: 30px;
}
.bolum-baslik:first-child { margin-top: 0; }

.soz-kutusu {
    background: #f8f9fa;
    border-left: 5px solid var(--vurgu-renk);
    padding: 20px;
    margin: 30px 0;
    font-style: italic;
    font-size: 1.1rem;
    color: #555;
}

.profil-daire {
    width: 115px;       
    height: 115px;      
    
    position: absolute;
    bottom: -55px;      
    left: 50%;
    transform: translateX(-50%);

    background-color: white;
    border: 3px solid white; 
    border-radius: 50%;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);

    overflow: hidden;   
    padding: 0;         
    align-items: center;
    justify-content: center;
    
 
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--vurgu-renk);
}


.profil-daire img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    border-radius: 50%;
    display: block;
}



.biyografi-profil {
    width: 200px;   
    height: 200px;  
    
   
    flex-shrink: 0; 
    border-radius: 50%;
    background: white;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
    z-index: 2;

   
    overflow: hidden; 
    padding: 0; 
    border: 4px solid rgba(255,255,255,0.3); 
    
    display: flex;
    align-items: center;
    justify-content: center;
}

.biyografi-profil img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    display: block;
}



.zaman-cizelgesi-kapsayici {
    margin: 40px 0;
    padding-left: 20px;
    border-left: 3px solid #eee;
}

.olay-karti {
    position: relative;
    padding-left: 30px;
    margin-bottom: 30px;
}

.olay-karti::before {
    content: '';
    width: 16px;
    height: 16px;
    background: var(--vurgu-renk);
    border-radius: 50%;
    position: absolute;
    left: -9px; 
    top: 5px;
    border: 3px solid white;
    box-shadow: 0 0 0 2px var(--vurgu-renk);
}

.olay-yili {
    font-weight: 800;
    color: var(--vurgu-renk);
    display: block;
    margin-bottom: 5px;
}

.olay-aciklama {
    font-size: 0.95rem;
    color: #555;
    background: #fdfdfd;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #eee;
    box-shadow: 0 2px 5px rgba(0,0,0,0.03);
}

.biliyor-muydunuz {
    background: linear-gradient(to right, #f8f9fa, #ffffff);
    border-left: 5px solid #f1c40f; 
    padding: 20px;
    margin: 30px 0;
    border-radius: 0 10px 10px 0;
}

.biliyor-muydunuz h3 {
    color: #f39c12;
    font-size: 1.2rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}


.miras-kutu {
    background-color: #f1f2f6;
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    margin-top: 40px;
}
.miras-kutu i {
    font-size: 2rem;
    color: var(--vurgu-renk);
    margin-bottom: 15px;
}