/* ==========================================================================
   OBB Haber Projesi - Ana Stil Dosyası (assets/css/style.css)
   Kurumsal Renkler: Mavi (#00509E), Yeşil (#88C542), Turkuaz (#00A0E3)
   Kurallar: Harici CSS, Poppins Font, Yüzen Kartlar, Renkli Tablolar
   ========================================================================== */

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

/* --- 1. KURUMSAL DEĞİŞKENLER --- */
:root {
    --obb-blue: #00509E;       /* Ana Mavi */
    --obb-blue-dark: #00386e;  /* Koyu Mavi */
    --obb-green: #88C542;      /* Ana Yeşil */
    --obb-green-dark: #6fa532; /* Koyu Yeşil */
    --obb-cyan: #00A0E3;       /* Açık Mavi / Turkuaz */
    --font-family: 'Poppins', sans-serif;
    --obb-gradient: linear-gradient(90deg, var(--obb-blue), var(--obb-cyan));
    --obb-shadow: 0 10px 25px rgba(0,0,0,0.2), 0 8px 10px rgba(0,0,0,0.15);
}

body {
    font-family: var(--font-family) !important;
    background-color: #ebf1f6 !important;
    font-size: 15px;
}

/* --- 2. GİRİŞ EKRANI (LOGIN) TASARIMI --- */
.login-page-custom {
    background: linear-gradient(135deg, #001f3f 0%, var(--obb-blue) 100%) !important;
    background-attachment: fixed;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card-custom {
    border-radius: 30px !important;
    border: none !important;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: var(--obb-shadow) !important;
    overflow: hidden;
}

.obb-logo-large {
    max-width: 250px;
    margin-bottom: 2rem;
    height: auto;
}

.obb-btn-gradient {
    background: linear-gradient(90deg, var(--obb-green), var(--obb-cyan)) !important;
    color: white !important;
    border: none !important;
    font-weight: 600;
    letter-spacing: 1px;
    border-radius: 50rem !important;
    padding: 12px 20px;
    transition: all 0.3s ease;
}

/* --- 3. DASHBOARD (YÜZEN VE RENKLİ KARTLAR) --- */
/* Kartların Arka Plan Renkleri */
.bg-obb-blue {
    background: linear-gradient(135deg, var(--obb-blue) 0%, var(--obb-cyan) 100%) !important;
    color: #ffffff !important;
}

.bg-obb-green {
    background: linear-gradient(135deg, var(--obb-green) 0%, var(--obb-green-dark) 100%) !important;
    color: #ffffff !important;
}

/* Yüzen Kart Yapısı ve Animasyonu */
.obb-floating-card {
    border-radius: 20px !important;
    border: none !important;
    position: relative;
    display: block;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: floatCard 4s ease-in-out infinite;
    cursor: grab;
    overflow: hidden;
}

.obb-floating-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2) !important;
}

/* Kart Simgeleri (Büyütülmüş ve Biçimlendirilmiş) */
.small-box .icon {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 0;
    font-size: 80px; /* Simgeler daha büyük ve belirgin */
    color: rgba(255, 255, 255, 0.25);
    transition: transform 0.3s ease;
}

.obb-floating-card:hover .icon {
    transform: scale(1.1) rotate(-5deg);
}

.small-box .inner {
    position: relative;
    z-index: 1;
    padding: 20px;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

/* --- 4. SIDEBAR VE NAVBAR TASARIMI --- */
.main-header {
    background: linear-gradient(90deg, var(--obb-blue), var(--obb-cyan)) !important;
    border-bottom: none !important;
}

.main-sidebar {
    background: #001f3f !important; /* Navy Blue */
}

.nav-sidebar .nav-item > .nav-link.active {
    background: linear-gradient(90deg, var(--obb-green), var(--obb-green-dark)) !important;
    color: #ffffff !important;
    font-weight: 600;
}

/* --- 5. TABLO VE LİSTELEME TASARIMI --- */
/* Responsive ve Renkli Header */
.table-obb-header thead th {
    background: linear-gradient(90deg, var(--obb-blue), var(--obb-cyan)) !important;
    color: white !important;
    font-size: 16px !important;
    padding: 12px 10px !important;
    vertical-align: middle;
}

.table-responsive {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 600px;
    -webkit-overflow-scrolling: touch;
}

.table tbody td {
    font-size: 15px !important;
    vertical-align: middle;
}

/* --- 6. MODAL VE SWEETALERT2 --- */
.modal-content {
    border-radius: 25px !important;
    overflow: hidden;
}

.swal2-popup {
    border-radius: 20px !important;
    font-family: var(--font-family) !important;
}

.swal2-confirm {
    background-color: var(--obb-blue) !important;
    border-radius: 50rem !important;
}

/* Ana sayfa liste fotoğraf boyutu */
.news-list-img {
    width: 100%;
    max-width: 300px;
    object-fit: cover;
}
@media (max-width: 768px) {
    .news-list-img { max-width: 100%; height: 200px; }
}
/* Kart hover efekti */
.news-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.news-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.15)!important;
}
/* Detay sayfası fotoğraf boyutu */
.detail-cover-img {
    max-height: 500px; 
    width: 100%; 
    object-fit: contain;
    background-color: #f8f9fa;
}
/* Galeri fotoğraf boyutu */
.gallery-img {
    aspect-ratio: 4/3; 
    object-fit: cover; 
    width: 100%;
}

/* Yüzen Kutu (Floating Cardbox) Animasyonları */
.floating-card {
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
    cursor: grab;
}
.floating-card:active {
    cursor: grabbing;
}
.floating-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1) !important;
    z-index: 10;
}

/* Akıcı Kaydırma (Fluent Scroll) */
.fluent-scroll::-webkit-scrollbar {
    width: 6px;
}
.fluent-scroll::-webkit-scrollbar-track {
    background: transparent;
}
.fluent-scroll::-webkit-scrollbar-thumb {
    background-color: #cbd5e1;
    border-radius: 10px;
}
.fluent-scroll::-webkit-scrollbar-thumb:hover {
    background-color: #94a3b8;
}

/* Kutu içindeki İkonların Şıklığı */
.small-box .small-box-icon {
    position: absolute;
    top: 15px;
    right: 25px;
    z-index: 0;
    transition: transform 0.3s ease;
}
.small-box:hover .small-box-icon {
    transform: scale(1.2) rotate(5deg);
}