.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--ds-background);
  border-bottom: 1px solid var(--ds-border);
}

.site-header__inner {
  max-width: var(--ds-content-max-width);
  margin-inline: auto;
  padding-inline: var(--ds-space-6);
  height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ds-space-8);
}

/* Bloque izquierdo: logo + indicador de actividad, agrupados */

.site-header__brand {
  display: flex;
  align-items: center;
  gap: var(--ds-space-5);
  min-width: 0;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--ds-space-3);
  text-decoration: none;
  color: var(--ds-foreground);
  font-family: var(--ds-font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: 0.01em;
  flex-shrink: 0;
}

.site-header__logo img {
  border-radius: var(--ds-radius-md);
}

.site-header__status {
  display: flex;
  align-items: center;
  gap: var(--ds-space-2);
  font-size: 0.8125rem;
  color: var(--ds-muted-foreground);
  padding-left: var(--ds-space-5);
  border-left: 1px solid var(--ds-border);
  white-space: nowrap;
}

.site-header__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--ds-primary);
  flex-shrink: 0;
  animation: status-pulse 2s var(--ds-ease-standard) infinite;
}

@keyframes status-pulse {
  0%, 100% {
    opacity: 1;
    box-shadow: 0 0 0 0 color-mix(in oklch, var(--ds-primary) 45%, transparent);
  }
  50% {
    opacity: 0.6;
    box-shadow: 0 0 0 4px transparent;
  }
}

/* Bloque derecho: nav + separador + CTA */

.site-header__right {
  display: flex;
  align-items: center;
  gap: var(--ds-space-6);
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--ds-space-6);
}

.site-header__link {
  position: relative;
  text-decoration: none;
  color: var(--ds-foreground);
  font-family: var(--ds-font-sans);
  font-size: 0.9375rem;
  padding-bottom: 4px;
  transition: color var(--ds-duration-slow) var(--ds-ease-standard);
}

.site-header__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--ds-primary);
  transform: translateX(-50%) scaleX(0);
  transform-origin: center;
  transition: transform var(--ds-duration-slow) var(--ds-ease-emphasized);
}

.site-header__link:hover {
  color: var(--ds-primary);
}

.site-header__link:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.site-header__link:focus-visible,
.site-header__cta:focus-visible {
  outline: 2px solid var(--ds-ring);
  outline-offset: 3px;
  border-radius: var(--ds-radius-sm);
}

.site-header__divider {
  width: 1px;
  height: 1.5rem;
  background-color: var(--ds-border);
}

.site-header__cta {
  text-decoration: none;
  background-color: var(--ds-primary);
  color: var(--ds-primary-foreground);
  font-family: var(--ds-font-sans);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: var(--ds-space-2) var(--ds-space-5);
  border-radius: var(--ds-radius-lg);
  transition: opacity var(--ds-duration-fast) var(--ds-ease-standard);
  white-space: nowrap;
}

.site-header__cta:hover {
  opacity: 0.9;
}

/* ============================================================
   MOBILE MENU BUTTON
   ============================================================ */

.site-header__menu-button {
    display: none;

    width: 40px;
    height: 40px;

    padding: 0;

    border: 1px solid var(--ds-border);
    border-radius: var(--ds-radius-md);

    background: var(--ds-background);

    align-items: center;
    justify-content: center;
    flex-direction: column;

    gap: 4px;

    cursor: pointer;

    color: var(--ds-foreground);

    transition:
        background-color var(--ds-duration-fast) var(--ds-ease-standard),
        border-color var(--ds-duration-fast) var(--ds-ease-standard);
}


.site-header__menu-button:hover {
    background:
        color-mix(
            in oklch,
            var(--ds-primary) 5%,
            var(--ds-background)
        );
}


.site-header__menu-button span {
    display: block;

    width: 16px;
    height: 1.5px;

    background: currentColor;

    transition:
        transform var(--ds-duration-normal) var(--ds-ease-standard),
        opacity var(--ds-duration-fast) var(--ds-ease-standard);
}


/* ============================================================
   MOBILE MENU
   ============================================================ */

.site-header__mobile-menu {
    display: none;

    border-top: 1px solid var(--ds-border);

    background: var(--ds-background);
}


.site-header__mobile-nav {
    display: flex;
    flex-direction: column;

    max-width: var(--ds-content-max-width);

    margin-inline: auto;

    padding:
        var(--ds-space-4)
        var(--ds-space-6)
        var(--ds-space-6);

    gap: var(--ds-space-2);
}


.site-header__mobile-link {
    display: block;

    padding:
        var(--ds-space-3)
        var(--ds-space-2);

    color: var(--ds-foreground);

    text-decoration: none;

    border-radius: var(--ds-radius-md);

    transition:
        background-color var(--ds-duration-fast) var(--ds-ease-standard);
}


.site-header__mobile-link:hover {
    background:
        color-mix(
            in oklch,
            var(--ds-primary) 5%,
            var(--ds-background)
        );
}


.site-header__mobile-cta {
    display: flex;

    align-items: center;
    justify-content: center;

    margin-top: var(--ds-space-2);

    padding:
        var(--ds-space-3)
        var(--ds-space-4);

    border-radius: var(--ds-radius-lg);

    background: var(--ds-primary);
    color: var(--ds-primary-foreground);

    text-decoration: none;

    font-weight: 500;
}


/* ============================================================
   MOBILE BREAKPOINT
   ============================================================ */

@media (max-width: 1113px) {

    .site-header__nav,
    .site-header__divider {
        display: none;
    }

    .site-header__menu-button {
        display: flex;
    }

    .site-header__mobile-menu.is-open {
        display: block;
    }
}


/* ============================================================
   MOBILE MENU OPEN STATE
   ============================================================ */

@media (max-width: 1100px) {

    .site-header__menu-button[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(5.5px) rotate(45deg);
    }

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

    .site-header__menu-button[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-5.5px) rotate(-45deg);
    }
}

@media (max-width: 860px) {
  .site-header__status {
    display: none;
  }
}

@media (max-width: 720px) {
  .site-header__nav {
    display: none;
  }

  .site-header__divider {
    display: none;
  }

  .site-header__cta {
    display: none;
  }
}