/* Site header block. */
.sg-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--sg-line);
    backdrop-filter: blur(8px);
}

.sg-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 64px;
}

.sg-header__logo {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    color: var(--sg-green);
    text-decoration: none;
}

.sg-header__logo:hover {
    color: var(--sg-green-hover);
}

.sg-header__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sg-header__link {
    font-weight: 700;
    font-size: 1rem;
    color: var(--sg-muted);
    text-decoration: none;
    padding: 8px 4px;
}

.sg-header__link:hover {
    color: var(--sg-green);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.sg-header__cta.sg-button {
    padding: 12px 18px;
    font-size: 1rem;
}