/* ── Header — Autocares CANITO ───────────────────────────── */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: var(--color-primary-dark);
  transition:
    background var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.site-header.scrolled {
  background: rgba(0, 45, 99, 0.97);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.site-header .container {
  height: 100%;
  position: relative;
  z-index: 1;
}

.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

/* ── Logo ─────────────────────────────────────────────────── */
.site-header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
  /* Mobile: pastilla blanca para mostrar el logo en colores originales */
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-3);
}

.site-header__logo img {
  height: 40px;
  width: auto;
  display: block;
  transition: opacity var(--duration-fast) var(--ease-out);
}

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

/* ── Navegación ───────────────────────────────────────────── */
.site-nav {
  display: none;
  flex: 1;
  justify-content: center;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.site-nav__item {
  position: relative;
}

.site-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.88);
  border-radius: var(--radius-md);
  transition:
    color var(--duration-fast) var(--ease-out),
    background var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.site-nav__link:hover,
.site-nav__link[aria-current="page"] {
  color: var(--color-accent);
  background: rgba(255, 255, 255, 0.07);
}

.site-nav__link svg {
  transition: transform var(--duration-fast) var(--ease-out);
}

/* ── Dropdown ─────────────────────────────────────────────── */
.site-nav__item:hover .dropdown,
.site-nav__item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal);
  z-index: 100;
}

.dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  background: #ffffff;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
}

.dropdown__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition:
    background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.dropdown__link:hover {
  background: var(--color-surface);
  color: var(--color-primary);
}

/* Caret del enlace padre con dropdown */
.site-nav__item:hover .site-nav__link svg,
.site-nav__item:focus-within .site-nav__link svg {
  transform: rotate(180deg);
}

/* ── CTA Header ───────────────────────────────────────────── */
.site-header__cta {
  display: none;
  flex-shrink: 0;
}

/* ── Hamburger (mobile) ───────────────────────────────────── */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: var(--space-1);
  cursor: pointer;
  border-radius: var(--radius-md);
  transition: background var(--duration-fast) var(--ease-out);
  background: transparent;
  border: none;
  flex-shrink: 0;
}

.hamburger:hover {
  background: rgba(255, 255, 255, 0.10);
}

.hamburger__line {
  width: 100%;
  height: 2px;
  background: #ffffff;
  border-radius: var(--radius-full);
  transition:
    transform var(--duration-normal) var(--ease-out),
    opacity var(--duration-normal) var(--ease-out);
  display: block;
}

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

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(2) {
  opacity: 0;
}

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

/* ── Mobile menu ──────────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-primary-dark);
  padding: var(--space-6);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition:
    transform var(--duration-normal) var(--ease-out),
    opacity var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal);
  z-index: 999;
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-nav__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.90);
  border-radius: var(--radius-md);
  transition: background var(--duration-fast), color var(--duration-fast);
}

.mobile-nav__link:hover {
  background: rgba(255,255,255,0.08);
  color: var(--color-accent);
}

.mobile-nav__submenu {
  padding-left: var(--space-4);
  margin-top: var(--space-1);
  border-left: 2px solid rgba(255,216,0,0.4);
}

.mobile-nav__submenu .mobile-nav__link {
  font-size: var(--text-sm);
  padding-block: var(--space-2);
  opacity: 0.85;
}

.mobile-menu__cta {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* ── Breakpoints ──────────────────────────────────────────── */
@media (min-width: 1024px) {
  .site-nav { display: flex; }
  .site-header__cta { display: block; }
  .hamburger { display: none; }
  .mobile-menu { display: none; }

  /* ── Grid bicolor: columna blanca fija | nav | CTA ─────────── */
  /*
     La columna de logo tiene 300px fijos.
     El ::before cubre exactamente: gutter + padding-contenedor + 300px.
     Con esto el logo queda centrado en la zona blanca, sin cálculos que fallen.
  */
  .site-header__inner {
    display: grid;
    grid-template-columns: 300px 1fr auto;
    column-gap: var(--space-10);
    align-items: center;
  }

  /* Zona blanca = gutter exterior + padding contenedor + columna logo (300px) */
  .site-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: clamp(
      324px,
      calc((100vw - var(--container-max)) / 2 + var(--container-padding) + 300px),
      100vw
    );
    background: #ffffff;
    clip-path: polygon(0 0, 100% 0, calc(100% - 28px) 100%, 0 100%);
    z-index: 0;
  }

  /* Logo centrado dentro de su columna de 300px */
  .site-header__logo {
    justify-content: center;
    background: transparent;
    padding: 0;
    border-radius: 0;
  }

  .site-header__logo img {
    height: 50px;
    filter: none;
  }

  .site-header__logo:hover img {
    opacity: 0.88;
  }
}