/* header.css */
.site-header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-top {
    background: #1a365d;
    color: #fff;
    padding: 0px 0;
    font-size: 14px;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links a {
    color: #fff;
    margin-left: 15px;
    font-size: 16px;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #4299e1;
}

.navbar {
    padding: 0px 0;
    background: #fff;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: 28px;
    font-weight: 700;
    color: #1a365d;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-text {
    color: #1a365d;
}

.logo-az {
    color: #e53e3e;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
    margin: 0 5px;
}

.nav-link {
    color: #4a5568;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    padding: 10px 5px;
    border-radius: 5px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
}

.nav-link i {
    margin-right: 8px;
    font-size: 14px;
}

.nav-link:hover, .nav-link.active {
    color: #1a365d;
    background: #ebf8ff;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
    border-radius: 5px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 1001;
}

.dropdown-menu a {
    display: block;
    padding: 10px 15px;
    color: #4a5568;
    text-decoration: none;
    transition: all 0.3s;
}

.dropdown-menu a:hover {
    background: #ebf8ff;
    color: #1a365d;
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-box {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.search-box input {
    padding: 8px 15px;
    border: 1px solid #e2e8f0;
    border-radius: 5px 0 0 5px;
    outline: none;
    width: 200px;
}

.search-btn {
    background: #4299e1;
    color: #fff;
    border: none;
    padding: 9px 15px;
    border-radius: 0 5px 5px 0;
    cursor: pointer;
    transition: background 0.3s;
}

.search-btn:hover {
    background: #3182ce;
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
}

.navbar-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: #1a365d;
    transition: all 0.3s;
}

.header-spacer {
    height: 100px;
}

/* Responsive */
@media (max-width: 992px) {
    .navbar-container {
        flex-wrap: wrap;
    }
    
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        margin-top: 20px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-item {
        margin: 5px 0;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        display: none;
        margin-left: 20px;
    }
    
    .nav-item:hover .dropdown-menu {
        transform: none;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .search-box {
        margin: 15px 0 0;
        width: 100%;
    }
    
    .search-box input {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .header-spacer {
        height: 120px;
    }
}