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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* Header - Kurumsal beyaz tasarım */
.main-header {
    background: white;
    color: #333;
    padding: 25px 0 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    position: relative;
    border-bottom: 1px solid #e9ecef;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 15px;
}

.logo {
    flex: 1;
    min-width: 200px;
}

.logo img {
    max-width: 220px;
    height: auto;
    display: block;
}

.logo a {
    text-decoration: none;
    display: inline-block;
    transition: opacity 0.3s ease;
}

.logo a:hover {
    opacity: 0.85;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: #dc3545;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
}

.nav-link:hover {
    background: #c82333;
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(220, 53, 69, 0.3);
}

.nav-link svg {
    width: 16px;
    height: 16px;
    stroke-width: 2.5;
}

.main-header h1 {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin: 0;
    text-align: center;
    color: #dc3545;
    padding-top: 10px;
    border-top: 1px solid #e9ecef;
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Empty State - Güzel tasarım */
.empty-state {
    text-align: center;
    padding: 80px 30px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border-top: 4px solid #dc3545;
}

.empty-icon {
    font-size: 72px;
    margin-bottom: 25px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.empty-state h2 {
    font-size: 28px;
    color: #dc3545;
    margin-bottom: 15px;
    font-weight: 700;
}

.empty-state p {
    color: #666;
    margin-bottom: 35px;
    font-size: 16px;
}

/* Uyarı Mesajı */
.bulten-warning {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px 20px;
    margin-bottom: 30px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.warning-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.bulten-warning p {
    margin: 0;
    color: #856404;
    font-size: 14px;
    line-height: 1.6;
}

.bulten-warning strong {
    color: #856404;
    font-weight: 600;
}

/* Bülten Grid - Güzel kartlar */
.bulten-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.bulten-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: box-shadow 0.3s ease, border-color 0.3s ease;
    border: 1px solid #e9ecef;
}

.bulten-card:hover {
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.15);
    border-color: #dc3545;
}

.bulten-image {
    width: 100%;
    padding-top: 100%;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.bulten-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.bulten-content {
    padding: 25px;
}

.bulten-content h3 {
    font-size: 20px;
    color: #dc3545;
    margin-bottom: 12px;
    font-weight: 700;
    line-height: 1.3;
}

.bulten-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
}

.bulten-card {
    cursor: pointer;
}

/* Buttons - Ana site renklerine uygun */
.btn-instagram {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn-instagram:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

.btn-view-instagram {
    display: inline-block;
    width: 100%;
    padding: 12px;
    background: #dc3545;
    color: white;
    text-decoration: none;
    text-align: center;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-view-instagram:hover {
    background: #c82333;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

/* Instagram Banner - Mavi tonları */
.instagram-banner {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 50px;
    color: white;
    box-shadow: 0 4px 20px rgba(0, 123, 255, 0.2);
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
    text-align: center;
}

.banner-icon {
    font-size: 56px;
}

.banner-text {
    flex: 1;
    min-width: 280px;
}

.banner-text h3 {
    font-size: 26px;
    margin-bottom: 12px;
    font-weight: 700;
}

.banner-text p {
    font-size: 16px;
    opacity: 0.95;
    line-height: 1.7;
}

/* Footer - Koyu gri */
.main-footer {
    background: #2c3e50;
    color: white;
    padding: 40px 0;
    margin-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-content p {
    margin-bottom: 12px;
    font-size: 14px;
}

.footer-content a {
    color: white;
    text-decoration: none;
    opacity: 0.85;
    transition: opacity 0.3s;
    margin: 0 5px;
}

.footer-content a:hover {
    opacity: 1;
    color: #dc3545;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .main-header {
        padding: 20px 0;
    }
    
    .main-header h1 {
        font-size: 22px;
    }
    
    .logo img {
        max-width: 160px;
    }
    
    .bulten-warning {
        flex-direction: column;
        text-align: center;
        padding: 15px;
    }
    
    .warning-icon {
        font-size: 20px;
    }
    
    .bulten-warning p {
        font-size: 13px;
    }
    
    .bulten-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .banner-content {
        flex-direction: column;
        gap: 20px;
    }
    
    .banner-text {
        min-width: 100%;
    }
    
    .banner-icon {
        font-size: 42px;
    }
    
    .instagram-banner {
        padding: 25px 20px;
    }
    
    .main-content {
        margin: 25px auto;
        padding: 0 15px;
    }
    
    .empty-state {
        padding: 50px 20px;
    }
    
    .empty-icon {
        font-size: 56px;
    }
    
    .empty-state h2 {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .main-header {
        padding: 15px 0;
    }
    
    .logo img {
        max-width: 140px;
    }
    
    .main-header h1 {
        font-size: 18px;
    }
    
    .bulten-content {
        padding: 20px;
    }
    
    .bulten-content h3 {
        font-size: 18px;
    }
    
    .bulten-content p {
        font-size: 13px;
    }
    
    .empty-state {
        padding: 40px 15px;
    }
    
    .empty-icon {
        font-size: 48px;
    }
}

/* Loading Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bulten-card {
    animation: fadeIn 0.6s ease-out;
}

/* Modal Styles */
.bulten-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    overflow: auto;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

.modal-content {
    position: relative;
    max-width: 95%;
    max-height: 95vh;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    animation: modalFadeIn 0.3s ease-out;
    height: auto;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    font-size: 32px;
    font-weight: bold;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    line-height: 1;
    padding: 0;
}

.modal-close:hover {
    background: #dc3545;
    transform: rotate(90deg);
}

.modal-image-container {
    width: 100%;
    flex: 1;
    min-height: 0;
    overflow: auto;
    background: #f8f9fa;
    -webkit-overflow-scrolling: touch;
    position: relative;
    padding: 20px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image-container img {
    max-width: 100%;
    max-height: calc(95vh - 150px);
    width: auto;
    height: auto;
    display: block;
    cursor: zoom-in;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    margin: 0 auto;
    object-fit: contain;
}

/* Zoom yapıldığında */
.modal-image-container.zoomed {
    padding: 10px;
    align-items: flex-start;
    justify-content: flex-start;
    overflow: auto;
}

.modal-image-container.zoomed img {
    max-width: none !important;
    max-height: none !important;
    width: auto !important;
    height: auto !important;
    display: block;
    cursor: zoom-out;
    margin: 0;
    object-fit: none;
}

.modal-info {
    padding: 25px;
    background: white;
    border-top: 3px solid #dc3545;
    flex-shrink: 0;
}

.modal-info h3 {
    color: #dc3545;
    font-size: 24px;
    margin-bottom: 12px;
    font-weight: 700;
}

.modal-info p {
    color: #666;
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 20px;
}

/* Mobile Modal Styles */
@media (max-width: 768px) {
    .bulten-modal {
        padding: 10px;
    }
    
    .modal-content {
        max-width: 100%;
        max-height: 100vh;
        border-radius: 0;
    }
    
    .modal-close {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
        font-size: 28px;
    }
    
    .modal-image-container {
        flex: 1;
        min-height: 0;
        padding: 15px;
        -webkit-overflow-scrolling: touch;
    }
    
    .modal-image-container img {
        max-height: calc(100vh - 120px);
        max-width: 100%;
    }
    
    .modal-image-container.zoomed {
        padding: 10px;
        text-align: left;
    }
    
    .modal-image-container.zoomed img {
        max-height: none !important;
        max-width: none !important;
        width: auto !important;
        height: auto !important;
    }
    
    .header-top {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .logo {
        width: 100%;
        text-align: center;
    }
    
    .logo img {
        max-width: 180px;
        margin: 0 auto;
    }
    
    .header-nav {
        width: 100%;
        justify-content: center;
    }
    
    .nav-link {
        font-size: 13px;
        padding: 7px 14px;
    }
    
    .main-header h1 {
        font-size: 20px;
        padding-top: 8px;
    }
    
    .modal-info {
        padding: 20px 15px;
    }
    
    .modal-info h3 {
        font-size: 20px;
    }
    
    .modal-info p {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .modal-close {
        top: 5px;
        right: 5px;
        width: 35px;
        height: 35px;
        font-size: 24px;
    }
    
    .modal-image-container {
        max-height: 65vh;
    }
    
    .modal-info {
        padding: 15px 12px;
    }
}

/* Ekstra güzellikler */
.empty-state .btn-instagram {
    margin-top: 10px;
}

.bulten-card .bulten-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s;
}

.bulten-card:hover .bulten-image::after {
    opacity: 1;
}