:root {
            --cradle-blue: #00204F; 
            --cradle-yellow: #FDC405; 
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        /* Navigasyon Özelleştirmeleri */
        .navbar-custom {
            background-color: var(--cradle-blue);
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }
        
        .navbar-custom .nav-link {
            color: white !important;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 0.95rem;
            transition: color 0.3s ease;
        }
        
        .navbar-custom .nav-link:hover {
            color: var(--cradle-yellow) !important;
        }
        
        .navbar-custom .nav-link.active {
            color: var(--cradle-yellow) !important;
        }

        /* Hamburger Menü İkonu Rengi */
        .navbar-dark .navbar-toggler {
            border-color: rgba(255,255,255,0.5);
        }

        /* Hero (Fakülte Binası) Alanı */
        .hero-section {
            background-image: url('../images/hero.png');
            background-size: cover;
            background-position: center;
            position: relative;
            z-index: 10; /* Gölgenin beyaz zemin üzerine düşmesi için eklendi */
            height: 60vh;
            min-height: 400px;
            display: flex;
            align-items: center;
            border-bottom: 6px solid #f8c01c; /* Altın sarısı ayırıcı şerit */
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15); /* Aşağıya doğru yumuşak gölge */
        }

        /* Yarı saydam mavi katman */
        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(11, 30, 54, 0.75);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .text-cradle-yellow {
            color: var(--cradle-yellow);
        }

      /* --- FOOTER TASARIMI --- */
        .footer-custom {
            background-color: #00204F; /* Logonun lacivert arka planı */
            border-top: 6px solid #f8c01c; /* Çizdiğin görseldeki üst sarı şerit */
        }

        /* Navigasyon Linkleri (Görseldeki gibi sarı renkte) */
        .footer-nav-list li {
            margin-bottom: 0.8rem;
        }

        .footer-nav-list a {
            color: var(--cradle-yellow);
            text-decoration: none;
            font-size: 0.95rem;
            transition: color 0.3s ease;
        }

        .footer-nav-list a:hover {
            color: #ffffff;
            text-decoration: underline;
        }

        /* Sosyal Medya İkonları ve Metinleri */
        .social-list li {
            margin-bottom: 0.8rem;
        }

        .social-list a {
            color: rgba(255, 255, 255, 0.75); /* "Follow Us" yazısı hafif açık gri/beyaz */
            text-decoration: none;
            font-size: 0.95rem;
            transition: color 0.3s ease;
            display: flex;
            align-items: center;
        }

        .social-list a i {
            color: var(--cradle-yellow); /* İkonlar görseldeki gibi sarı */
            font-size: 1.3rem;
            margin-right: 12px; /* İkon ile yazı arasındaki boşluk */
            transition: color 0.3s ease;
        }

        /* Hover Efektleri */
        .social-list a:hover,
        .social-list a:hover i {
            color: #ffffff;
        }

/* "People" sayfası için düzeltilmiş hero */
.hero-slim {
    background-image: url('../images/hero.png')!important; /* Kendi görsel yolunu kontrol et */
    background-size: cover !important;
    background-position: center !important;
    position: relative;
    height: 15vh;
    min-height: 150px;
    display: flex;
    align-items: center; /* Dikeyde ortalar */
    justify-content: center; /* Yatayda ortalar */
    border-bottom: 6px solid #f8c01c;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    overflow: hidden; /* Taşmayı önler */
}

/* Katman düzenlemesi */
.hero-slim::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(11, 30, 54, 0.85);
    z-index: 1; /* Katman en altta */
}

/* Metinlerin görünmesi için konteyner ayarı */
.hero-slim .container {
    position: relative;
    z-index: 2; /* Metin katmanın üstünde */
    display: flex;
    justify-content: center;
    align-items: center;
}


/* Büyük profil resmi */
/* Profil resmi: Başlangıçta gri çerçeve, üzerine gelince sarı */
.person-img-large {
    width: 140px;
    height: 140px;
    object-fit: cover;
    object-position: center;
    border-radius: 50%;
    border: 4px solid #ced4da; /* Gri başlangıç */
    transition: all 0.3s ease;
}

/* Kartın içine gelince tetiklenen efektler */
.card:hover .person-img-large {
    border-color: #f8c01c !important; /* Sarıya dönüş */
}

.hover-yellow:hover {
    color: var(--cradle-yellow) !important; /* İsim sarıya dönüş */
}

/* Kartların üzerine gelince hafif büyüme efekti */
.card {
    transition: all 0.3s ease;
}
.card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.1) !important;
}



/* profile detail */
/* Resmin hero'ya taşması (orijinal büyüklük/konum korunuyor) */
.profile-img-overlap {
    width: clamp(100px, 100%, 260px);
    height: auto;
    aspect-ratio: 1 / 1;
    max-width: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 6px solid #ffffff;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    display: block;
    position: relative;
    z-index: 3;
    transform: translateY(clamp(-80px, -13vw, -70px));
    margin-bottom: clamp(-80px, -13vw, -70px);
}

/* Sosyal medya linkleri */
.social-links a {
    font-size: 1.2rem;
    transition: color 0.3s;
}
.social-links a:hover {
    color: #f8c01c !important;
}

.hero-slim {
    height: auto;
    min-height: 150px;
    padding-top: 25px;
    padding-bottom: 25px;
}

.hero-slim h1 {
    font-size: clamp(1.3rem, 4vw, 2.5rem);
    line-height: 1.2;
}

/* Kişi detay sayfası hero'su: isim + unvan satırının normal blok akışında dizilmesi için */
.hero-slim.take_up .container {
    display: block;
}

.hero-slim .position-info {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    row-gap: 4px;
}

/* Çok dar ekranlarda "|" ayracını gizle, alt alta düşsün */
@media (max-width: 400px) {
    .hero-slim .position-info .mx-2 {
        display: none;
    }
}

/* ============================= */
/* PROFILE IMAGE: orantılı küçülme */
/* ============================= */

.profile-img-overlap {
    width: clamp(120px, 25vw, 260px);
    height: clamp(120px, 25vw, 260px);
    margin-top: clamp(-70px, -13vw, -140px);
}

/* col-md-3 mobilde tam genişliğe düşünce resmi ortala */
@media (max-width: 767px) {
    .profile-img-overlap {
        display: block;
        margin-left: auto;
        margin-right: auto;
        margin-top: -20px; /* 768px altında unvan yazısıyla çakışmaması için çekme miktarı az bir miktar azaltıldı */
        transform: translateY(clamp(-10px, -13vw, -70px));
        margin-bottom: clamp(-10px, -13vw, -70px);
    }
    main .col-md-9 {
        text-align: center;
    }
    main .col-md-9 .social-links,
    main .col-md-9 .position-info {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* Publications */
.pub-filter-btn {
    background-color: #e9ecef; /* Gri Box */
    color: #333;
    font-weight: 600;
    border-radius: 5px;
    padding: 8px 20px;
    transition: all 0.3s ease;
    border: none;
}

/* Hover Efekti (Sarı) - sadece seçili olmayan butonlarda */
.pub-filter-btn:not(.active):hover {
    background-color: var(--cradle-yellow);
    color: #000;
}

/* Aktif Efekti (Lacivert) */
.pub-filter-btn.active {
    background-color: var(--cradle-blue);
    color: #fff;
}

/* Yayın Kartı */
.publication-card {
    background-color: #fff;
    transition: transform 0.2s;
}

.publication-card:hover {
    border-color: var(--cradle-yellow) !important;
}

/* Linkler */
.publication-card a {
    color: var(--cradle-blue);
}

.publication-card a:hover {
    color: var(--cradle-yellow);
}

/* BibTeX Kutusu */
.bibtex-box {
    background-color: #f8f9fa;
}

.bibtex-box pre {
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
    color: #333;
    padding-right: 90px;
}

.copy-bibtex-btn {
    font-size: 0.75rem;
}

.copy-bibtex-btn.copied {
    background-color: var(--cradle-yellow);
    color: #000;
    border-color: var(--cradle-yellow);
}


/* Contact */

.hero-contact {
    height: 400px;
    overflow: hidden;
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(11, 30, 54, 0.75); /* Kendi lacivert tonunu korudum */
    z-index: 1;
}
.hero-content {
    z-index: 2;
}


/* Blog/News Kartları */
.card2 {
    min-height: 156px;
    background-color: #fff;
    transition: transform 0.2s;
}

.card2:hover {
    border-color: var(--cradle-yellow) !important;
}

/* Detail Butonu */
.btn-outline-dark {
    border-color: #00204F;
    color: #00204F;
}

.btn-outline-dark:hover {
    background-color: #00204F;
    color: #FDC405;
    border-color: #00204F;
}

/* URL İkonu hover */
.bi-globe:hover {
    color: #FDC405;
}

.news-img-thumb {
    height: 150px; /* Sabit yükseklik */
    width: 100%;
    object-fit: cover; /* Resmi kırpmadan kutuya sığdırır */
    display: block;
}

/* People sayfası - kategori başlıkları */
.section-heading {
    color: #0b1e36;
    border-left: 5px solid var(--cradle-yellow);
    padding-left: 15px;
    margin-bottom: 1.75rem;
}

/* People sayfası - kategori hızlı geçiş linkleri */
.category-jump-link {
    text-decoration: none;
}

/* People sayfası - küçük ekip kartı fotoğrafı (Grad/Undergrad/Affiliated vb.) */
.person-img-sm {
    width: 100px;
    height: 100px;
    object-fit: cover;
    object-position: center;
    border-radius: 50%;
    border: 3px solid #ced4da;
    transition: all 0.3s ease;
}

.card:hover .person-img-sm {
    border-color: #f8c01c !important;
}

/* People sayfası - Former Members satırı */
.former-member-card {
    background-color: #f8f9fa;
    transition: background-color 0.3s ease;
}

.former-member-card:hover {
    background-color: #eef1f5;
}

.former-member-img {
    width: 55px;
    height: 55px;
    min-width: 55px;
    object-fit: cover;
    border-radius: 50%;
    filter: grayscale(85%);
    border: 2px solid #ced4da;
    transition: filter 0.3s ease;
}

.former-member-card:hover .former-member-img {
    filter: grayscale(0%);
    border-color: var(--cradle-yellow);
}

/* Blog/News detay sayfası hero - içerik sola hizalı, alt alta dursun */
.hero-detail .container {
    align-items: flex-start !important;
    justify-content: center !important;
    text-align: left;
}

/* Research & Projects listesi */
.research-card {
    display: block;
    border-left: 5px solid #ced4da !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none !important;
    color: inherit;
}

.research-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1) !important;
}

.research-card.type-research {
    border-left-color: var(--cradle-blue) !important;
}

.research-card.type-project {
    border-left-color: var(--cradle-yellow) !important;
}

.research-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #fff;
}

.type-research .research-icon {
    background-color: var(--cradle-blue);
}

.type-project .research-icon {
    background-color: var(--cradle-yellow);
    color: #4a3900;
}

.research-type-badge {
    font-weight: 600;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.research-type-badge.badge-research,
.type-research .research-type-badge {
    background-color: var(--cradle-blue);
    color: #fff;
}

.research-type-badge.badge-project,
.type-project .research-type-badge {
    background-color: var(--cradle-yellow);
    color: #4a3900;
}

/* News sayfası - üstteki öne çıkan haberler (esnek ızgara) */
.news-highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.news-highlight-card {
    display: flex;
    flex-direction: column;
    background-color: #fff;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none !important;
    color: inherit;
}

.news-highlight-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1) !important;
}

.news-highlight-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

/* News sayfası - zaman çizelgesi (timeline) */
.news-timeline {
    position: relative;
    padding-left: 32px;
    border-left: 3px solid #e9ecef;
}

.news-timeline-item {
    position: relative;
    padding-bottom: 2.75rem;
}

.news-timeline-item:last-child {
    padding-bottom: 0;
}

.news-timeline-item::before {
    content: "";
    position: absolute;
    left: -42px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--cradle-yellow);
    border: 3px solid var(--cradle-blue);
}

.news-timeline-date {
    font-weight: 700;
    color: var(--cradle-blue);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 0.4rem;
}

.news-timeline-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.news-timeline-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.08) !important;
}