/* header.css */
header {
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 1em 0;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

#logo {
    max-width: 150px;
    transition: max-width 0.3s;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
    font-weight: var(--font-weight-bold);
    flex-grow: 1;
}

#language-toggle {
    background-color: var(--sponsor-color);
    color: var(--text-color);
    border: none;
    padding: 0.5em 1em;
    cursor: pointer;
    font-size: var(--font-size-base);
    border-radius: 5px;
    transition: background-color 0.3s;
}

#language-toggle:hover {
    background-color: #388e3c;
}