#header-container {
    width: 100%;
    max-width: 1100px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;

    margin: 2rem 0;
    padding: 0 1.5rem;

    background-color: var(--foreground-transparent);
    backdrop-filter: blur(1rem);
    border: 1px solid var(--border);
    border-radius: 1rem;
    /* box-shadow: 0 0 10px  var(--primary-light); */
    transition: all 0.3s ease;
}

#header-container:hover {
    background-color: var(--foreground-light-transparent);
    border: 1px solid var(--border-light);
}

#logo {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
    padding-left: 1rem;
}

#logo:hover {
    /* text-decoration: underline; */
    color: var(--primary-light);
}

#header-list {
    display: flex;
    align-items: center;
    gap: 50px;
}

#header-list > nav > ul {
    display: flex;
    align-items: center;
    /* gap: 50px; */
}

#header-list > nav > ul:hover {
    color: var(--primary-light);
    transition: color 0.3s ease;
}

#header-list > nav > ul > li {
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0 1rem;
    border: 1px solid transparent;
    border-radius: 0.4rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

#header-list > nav > ul > li:hover {
    /* color: var(--text-primary); */
    color: var(--primary-light);
}

#theme-icon {
    display: flex;
    align-items: center;
    color: var(--text-primary)
}

#theme-icon :hover {
    color: var(--primary-light)
}