/* ================================================================
   HEADER — Navegación principal
   ================================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.site-header--scrolled {
    background-color: rgba(14, 47, 63, 0.96);
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.site-header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    max-width: var(--container-2xl);
    margin-inline: auto;
    padding: var(--space-sm) var(--space-md);
}

@media (min-width: 768px) {
    .site-header__container {
        padding: var(--space-md) var(--space-xl);
    }
}

@media (min-width: 1024px) {
    .site-header__container {
        justify-content: flex-start;
    }
}


.site-header__logo {
    flex-shrink: 0;
    transition: opacity var(--transition-fast);
}

.site-header__logo:hover {
    opacity: 0.85;
}

.site-header__logo-img {
    width: auto;
    height: 52px;
}

@media (min-width: 768px) {
    .site-header__logo-img {
        height: 64px;
    }
}

.site-header__actions {
    display: none;
}

@media (min-width: 1024px) {
    .site-header__actions {
        display: flex;
        align-items: center;
        margin-inline-start: auto;
    }
}

.button.site-header__cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding-block: calc(var(--space-sm) + var(--space-xs));
    padding-inline: calc(var(--space-lg) + var(--space-xs)) var(--space-sm);
    font-size: var(--text-base);
    border-radius: var(--radius-full);
    border: 2px solid var(--color-secondary);
}

.site-header__cta-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: var(--radius-full);
    background-color: var(--color-secondary);
    transform: rotate(-45deg);
    transition: transform var(--transition-fast);
}

.site-header__cta-icon svg {
    width: 17px;
    height: 17px;
    fill: var(--color-primary);
}

.site-header__cta:hover .site-header__cta-icon {
    transform: rotate(0deg);
}

.site-header__menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

.site-header__menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-inverse);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header__menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.site-header__menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.site-header__menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 1024px) {
    .site-header__menu-toggle {
        display: none;
    }
}