.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    margin-bottom: 20px;
}

.site-title a {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-color);
    text-decoration: none;
    transition: opacity 0.3s;
}

.site-title a:hover {
    opacity: 0.8;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    color: var(--text-color);
    transition: background-color 0.3s;
}

.theme-toggle:hover {
    background-color: var(--btn-hover);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}

.login-status {
    position: relative;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: background-color 0.3s;
}

.login-status:hover {
    background-color: var(--btn-hover);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 120px;
    display: none;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.dropdown-item {
    display: block;
    padding: 8px 16px;
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.3s;
}

.dropdown-item:hover {
    background-color: var(--btn-hover);
}