/* ============== Search Dialog ============== */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 95, 105, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-container {
    width: 80%;
    max-width: 800px;
    position: relative;
}

.search-form {
    display: flex;
    background-color: transparent;
    border-bottom: 2px solid var(--light-color);
    margin-bottom: 30px;
}

.search-input {
    flex: 1;
    background-color: transparent;
    border: none;
    color: var(--light-color);
    font-size: 24px;
    padding: 15px 5px;
    outline: none;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.btn-search-submit {
    background-color: transparent;
    border: none;
    color: var(--light-color);
    font-size: 24px;
    padding: 15px;
    cursor: pointer;
}

.search-hint {
    color: var(--light-color);
    text-align: center;
    margin-top: 20px;
    font-size: 16px;
    opacity: 0.7;
}

/* Chuyển đổi icon tìm kiếm sang X */
.btn-search i.fa-search,
.btn-search-mobile i.fa-search {
    transition: transform 0.3s ease;
}

.btn-search.active i.fa-search,
.btn-search-mobile.active i.fa-search {
    transform: rotate(90deg);
}

.btn-search.active i.fa-search:before,
.btn-search-mobile.active i.fa-search:before {
    content: '\f00d'; /* Mã Unicode cho icon X */
}

/* Responsive cho Search Dialog */
@media (max-width: 992px) {
    .search-container {
        width: 90%;
    }
    
    .search-input {
        font-size: 20px;
    }
}

@media (max-width: 768px) {
    .search-container {
        width: 95%;
    }
    
    .search-input {
        font-size: 18px;
        padding: 12px 5px;
    }
    
    .btn-search-submit {
        font-size: 20px;
        padding: 12px;
    }
    
    .search-hint {
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .search-input {
        font-size: 16px;
        padding: 10px 5px;
    }
    
    .btn-search-submit {
        font-size: 18px;
        padding: 10px;
    }
    
    .search-hint {
        font-size: 13px;
    }
}