/* =============================================================================
 * site-header.css — medinaproperti.com
 * UI/UX Phase 03 — Unified header + desktop navigation
 * -----------------------------------------------------------------------------
 * One header for every template (replaces the old Elementor #masthead, the empty
 * OceanWP #site-header, and the Elementor-1956 header). Consumes design-system
 * tokens. No framework, no Elementor/OceanWP/jQuery dependency, no !important.
 * Desktop horizontal nav at >=1025px; hamburger below (drawer refined in Phase 04).
 * ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-height); /* 80px target */
}

/* ---- Logo ---- */
.site-header__logo {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  line-height: 0;
}
.site-header__logo img {
  display: block;
  height: 48px;         /* fits inside 80px header with breathing room */
  width: auto;          /* preserve aspect ratio — no distortion */
  max-width: 100%;
}

/* ---- Desktop navigation ---- */
.site-header__nav {
  display: none; /* shown at >=1025px */
}
.site-header__menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-header__link {
  display: inline-flex;
  align-items: center;
  height: var(--header-height);
  padding: 0 16px;
  font-family: var(--font-base);
  font-size: 15px;
  font-weight: 700;
  color: #111111;
  text-decoration: none;
  border-bottom: 3px solid transparent; /* active marker; reserved so hover never shifts layout */
  transition: color var(--transition), border-color var(--transition);
}
.site-header__link:hover,
.site-header__link:focus-visible {
  color: var(--color-primary);
}
.site-header__link[aria-current="page"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.site-header__link.is-current-parent {
  color: var(--color-primary);
}

/* ---- Hamburger toggle (mobile/tablet) ---- */
.site-header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 0;
  cursor: pointer;
  flex: 0 0 auto;
}
.site-header__toggle-bar {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--color-heading);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(2) { opacity: 0; }
.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---- Mobile navigation: dropdown panel beneath the header + overlay ----
 * The panel is absolutely positioned below the header so it OVERLAYS content
 * (never pushes it -> no layout jump). A subtle overlay dims the page below the
 * header and closes the menu on tap. Both are hidden via `visibility:hidden`
 * when closed, which also removes their links from the tab order and from the
 * accessibility tree (state matches visual). JS toggles `.is-open` on the header.
 */

/* Keep the header bar (logo + toggle) above the overlay/panel where they meet. */
.site-header__inner { position: relative; z-index: 3; }

/* Overlay: dims the page below the header. */
.site-header__overlay {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(3, 53, 55, 0.40);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0s linear 0.22s;
  z-index: 1;
}

/* Panel: overlays content just under the header. */
.site-header__mobile {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: calc(100dvh - var(--header-height));
  overflow-y: auto;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 8px 16px rgba(3, 53, 55, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s linear 0.22s;
  z-index: 2;
}

/* Open state — raise the whole header context above the joinchat float (z 9000). */
.site-header.is-open { z-index: 99999; }
.site-header.is-open .site-header__overlay {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.22s ease, visibility 0s linear 0s;
}
.site-header.is-open .site-header__mobile {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s linear 0s;
}

.site-header__mobile-menu {
  margin: 0;
  padding: 8px 0;
  list-style: none;
}
.site-header__mobile-link {
  display: block;
  padding: 14px var(--container-pad-mobile);
  font-family: var(--font-base);
  font-size: 15px;
  font-weight: var(--fw-medium);
  color: var(--color-heading);
  text-decoration: none;
}
.site-header__mobile-link:hover,
.site-header__mobile-link:focus-visible {
  color: var(--color-primary);
  background: var(--color-surface);
}
.site-header__mobile-link[aria-current="page"] {
  color: var(--color-primary);
  box-shadow: inset 3px 0 0 var(--color-primary);
}
.site-header__mobile-link.is-current-parent {
  color: var(--color-primary);
}

/* Respect reduced-motion. */
@media (prefers-reduced-motion: reduce) {
  .site-header__overlay,
  .site-header__mobile { transition-duration: 0s; }
}

/* ---- Desktop breakpoint ---- */
@media (min-width: 1025px) {
  .site-header__nav { display: block; }
  .site-header__menu { gap: 12px; }
  .site-header__toggle { display: none; }
  /* Never expose the mobile panel/overlay on desktop, even if a resize happened
     mid-open. Placed after the base rules so it wins by source order. */
  .site-header__mobile,
  .site-header__overlay { display: none; }
}

/* ===========================================================================
 * NAV — hierarchical dropdowns (desktop) + mega-menu + mobile accordion
 * (Phase: sitemap navigation). Additive; base header/hamburger unchanged.
 * ========================================================================= */
.site-header__caret { width: 9px; height: 6px; margin-left: 5px; fill: currentColor; flex: none; transition: transform .2s ease; }

/* Desktop dropdown trigger looks like a nav link */
.site-header__dd-btn {
  display: inline-flex; align-items: center; gap: 2px;
  background: none; border: 0; cursor: pointer;
  font-family: var(--font-base); font-size: 15px; font-weight: 700;
  color: #111111; padding: 6px 0; line-height: 1;
}
.site-header__item--dd { position: relative; }
.site-header__dropdown {
  position: absolute; top: calc(100% + 10px); left: 0; z-index: 200;
  background: #fff; border: 1px solid var(--color-border); border-radius: 10px;
  box-shadow: 0 10px 30px rgba(3, 53, 55, .12); padding: 8px; min-width: 230px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .16s ease, transform .16s ease, visibility 0s linear .16s;
}
.site-header__item--dd:hover > div > .site-header__dropdown,
.site-header__item--dd:focus-within > div > .site-header__dropdown,
.site-header__item--dd.is-open > div > .site-header__dropdown {
  opacity: 1; visibility: visible; transform: translateY(0); transition-delay: 0s;
}
.site-header__dd-btn[aria-expanded="true"] .site-header__caret,
.site-header__item--dd:hover .site-header__caret { transform: rotate(180deg); }
.site-header__dd-link {
  display: block; padding: 8px 12px; border-radius: 6px; white-space: nowrap;
  color: var(--color-heading); text-decoration: none; font-size: 14px;
}
.site-header__dd-link:hover, .site-header__dd-link:focus-visible { background: var(--color-surface); color: var(--color-primary); outline: none; }
.site-header__dd-link[aria-current="page"] { color: var(--color-primary); font-weight: 700; }

/* Mega-menu (Landing & Campaign) */
.site-header__item--mega { position: static; }        /* anchor panel to the header row */
.site-header__mega {
  left: 50%; transform: translate(-50%, -6px); width: min(880px, calc(100vw - 40px));
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px 18px;
}
.site-header__item--mega.is-open > div > .site-header__mega,
.site-header__item--mega:hover > div > .site-header__mega,
.site-header__item--mega:focus-within > div > .site-header__mega { transform: translate(-50%, 0); }
.site-header__mega-h { margin: 8px 12px 2px; font-size: 12px; font-weight: 700; letter-spacing: .03em; text-transform: uppercase; color: var(--color-primary); }

/* Mobile accordion (light panel: match the mobile links) */
.site-header__mobile-acc {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  background: none; border: 0; cursor: pointer; text-align: left;
  color: var(--color-heading); font-family: var(--font-base); font-size: 15px; font-weight: var(--fw-medium);
  padding: 14px var(--container-pad-mobile);
}
.site-header__mobile-acc:hover, .site-header__mobile-acc:focus-visible { color: var(--color-primary); outline: none; }
.site-header__mobile-acc.is-current-parent { color: var(--color-primary); }
.site-header__mobile-acc[aria-expanded="true"] .site-header__caret { transform: rotate(180deg); }
.site-header__mobile-sub { padding: 2px var(--container-pad-mobile) 10px; background: var(--color-surface); }
.site-header__mobile-sub[hidden] { display: none; }
.site-header__mobile-subhead { margin: 12px 0 2px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--color-primary); }
.site-header__mobile-sublink { display: block; padding: 9px 0 9px 10px; color: var(--color-heading); text-decoration: none; font-size: 15px; }
.site-header__mobile-sublink:hover, .site-header__mobile-sublink:focus-visible { color: var(--color-primary); outline: none; }
.site-header__mobile-sublink[aria-current="page"] { color: var(--color-primary); font-weight: 700; }
@media (prefers-reduced-motion: reduce) { .site-header__caret, .site-header__dropdown { transition: none; } }