/* HEADER STYLES */
.header-top {
    border-bottom: 1px solid #e0e0e0;
    position: relative;
}

.brand-section {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-placeholder {
    width: 60px;
    height: 60px;
    background-color: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 10px;
    color: #666;
}

.brand-text h1 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.brand-text p {
    font-size: 12px;
    color: #666;
}

.chatgpt-search {
    margin-left: 24px;
}

.chatgpt-btn {
    background-color: #FFFFFF;
    color: #0078D4;
    border: none;
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    margin-bottom: 4px;
    border: 1px solid rgba(0, 0, 0, 0.5);
    display: flex;
    width: 250px;
    align-items: center;
    justify-content: start;
    gap: 5px;
}

.chatgpt-desc {
    font-size: 10px;
    color: #666;
    text-align: center;
}

.nav-icons {
    position: relative;
}

.nav-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    cursor: pointer;
    position: relative;
}

.icon-placeholder {
    width: 24px;
    height: 24px;
    background-color: #f0f0f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-bottom {
    background-color: #FEFFC6;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border-radius: 0 0 6px 6px;
}

.category-dropdown {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.search-input {
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    outline: none;
}

.search-btn {
    background-color: #000000;
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    width: 75px;
}

/* DROPDOWN AND NOTIFICATION STYLES */
.dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    display: none;
    z-index: 1000;
    min-width: 180px;
    margin-top: 8px;
}

.dropdown ul { 
    list-style: none; 
    padding: 8px 0; 
    margin: 0; 
}

.dropdown li a {
    display: block;
    padding: 8px 16px;
    font-size: 13px;
    color: #333;
}

.dropdown li a:hover { 
    background-color: #f5f5f5; 
}

.dropdown.show { 
    display: block; 
}

.notification-panel {
    position: absolute;
    top: 100%;
    right: 0;
    width: 240px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    display: none;
    z-index: 1000;
    margin-top: 8px;
}

.notification-panel h4 {
    font-size: 13px;
    font-weight: 700;
    padding: 8px 12px;
    background-color: #f8f8f8;
    border-bottom: 1px solid #eee;
}

.notification-panel ul {
    list-style: none;
    padding: 8px 12px;
    margin: 0;
}

.notification-panel li {
    font-size: 12px;
    padding: 6px 0;
    border-bottom: 1px dotted #e0e0e0;
}

.notification-panel li:last-child { 
    border-bottom: none; 
}

.notification-panel.show { 
    display: block; 
}