/* Duyuru Butonu Stilleri */
.announcement-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #FF6B6B 0%, #FF5252 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 18px;
    cursor: pointer;
    z-index: 10001;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    animation: pulse 2s infinite;
}

.announcement-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    background: linear-gradient(135deg, #FF5252 0%, #FF6B6B 100%);
}

.announcement-btn:active {
    transform: scale(0.95);
}

/* Duyuru Bildirim İşareti */
.announcement-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 18px;
    height: 18px;
    background: #FF0000;
    border: 2px solid white;
    border-radius: 50%;
    font-size: 10px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    animation: bounce 1s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    }
    50% {
        box-shadow: 0 4px 15px rgba(255, 107, 107, 0.6);
    }
    100% {
        box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-3px);
    }
    60% {
        transform: translateY(-2px);
    }
}

/* Duyuru Modal Stilleri */
.announcement-modal {
    display: none;
    position: fixed;
    z-index: 10002;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

.announcement-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.announcement-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    animation: slideIn 0.3s ease-out;
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.announcement-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.announcement-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #2E3A59;
    margin: 0;
}

.announcement-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #666;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.announcement-close:hover {
    background: #f0f0f0;
    color: #333;
    transform: scale(1.1);
}

.announcement-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.announcement-item {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 4px solid #FF6B6B;
    transition: all 0.3s ease;
}

.announcement-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    background: #ffffff;
}

.announcement-item-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: #2E3A59;
    margin-bottom: 8px;
}

.announcement-item-date {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 10px;
    font-weight: 500;
}

.announcement-item-content {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.6;
}

.announcement-empty {
    text-align: center;
    padding: 40px 20px;
    color: #666;
    font-style: italic;
}

/* Animasyonlar */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Mobil Uyumluluk */
@media (max-width: 768px) {
    .announcement-btn {
        top: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
    
    .announcement-badge {
        width: 16px;
        height: 16px;
        font-size: 9px;
    }
    
    .announcement-content {
        margin: 20px;
        padding: 25px;
        max-height: 85vh;
    }
    
    .announcement-title {
        font-size: 1.3rem;
    }
}

/* Dil değiştirme butonu ile çakışmayı önleme */
.language-switch-btn {
    z-index: 10000;
}

.announcement-btn {
    z-index: 10001;
}