/* ==========================================================================
   RMarin · Header
   Fixed header, hamburger, main nav and submenus (js/main.js).
   ========================================================================== */

/* ---------- Header ---------- */
/* Fixed header: hides when scrolling down, comes back compact when
   scrolling up and returns to full size at the top (js/main.js).
   The body reserves its full height so content never shifts.
   Mobile: hamburger + dropdown panel. ≥1024: horizontal nav. */
body {
  padding-top: var(--header-h);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--color-black);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.site-header.is-compact {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  height: var(--header-h);
  margin: 0 auto;
  padding: 0 var(--gutter);
  transition: height var(--duration) var(--ease);
}

.site-header.is-compact .site-header__inner {
  height: var(--header-h-compact);
}

.site-header__logo img {
  width: 140px;
  transition: width var(--duration) var(--ease);
}

.site-header.is-compact .site-header__logo img {
  width: 120px;
}

/* Hamburger button */
.nav-toggle {
  position: relative;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-right: -10px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-orange);
  transition: transform var(--duration) var(--ease), background-color var(--duration) var(--ease);
}

.nav-toggle__bar {
  position: relative;
}

.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle__bar::before { top: -8px; }
.nav-toggle__bar::after { top: 8px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after { transform: translateY(-8px) rotate(-45deg); }

/* Dropdown panel */
.main-nav {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-black);
  border-top: 1px solid #222;
  visibility: hidden;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--duration) var(--ease), transform var(--duration) var(--ease), visibility var(--duration);
}

.main-nav.is-open {
  visibility: visible;
  opacity: 1;
  transform: none;
}

.main-nav__list {
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--gutter) var(--space-5);
}

.main-nav__link {
  position: relative;
  display: block;
  padding: var(--space-3) 0;
  color: var(--color-orange);
  font-size: 18px;
  line-height: 1;
}

.main-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: none;
  height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease);
}

.main-nav__link:hover::after,
.main-nav__link:focus-visible::after {
  transform: scaleX(1);
}

/* Submenus: accordion on mobile, dropdown ≥1024 (js/main.js). */
.has-submenu {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
}

.main-nav__subtoggle {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-right: -12px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.main-nav__subtoggle::before {
  content: "";
  width: 9px;
  height: 9px;
  margin-top: -5px;
  border-right: 2px solid var(--color-orange);
  border-bottom: 2px solid var(--color-orange);
  transform: rotate(45deg);
  transition: transform var(--duration) var(--ease);
}

.main-nav__subtoggle[aria-expanded="true"]::before {
  margin-top: 5px;
  transform: rotate(-135deg);
}

.main-nav__submenu {
  display: none;
  grid-column: 1 / -1;
  padding: 0 0 var(--space-2) var(--space-4);
  border-left: 2px solid var(--color-orange);
}

.main-nav__subtoggle[aria-expanded="true"] + .main-nav__submenu {
  display: block;
}

.main-nav__sublink {
  display: block;
  padding: var(--space-2) 0;
  color: var(--color-white);
  font-size: 17px;
  line-height: 1.3;
  transition: color var(--duration) var(--ease);
}

.main-nav__sublink:hover,
.main-nav__sublink:focus-visible {
  color: var(--color-orange);
}

/* Highlighted quote button (WhatsApp) */
.main-nav__item--cta {
  margin-top: var(--space-4);
}

.main-nav__cta {
  width: 100%;
  height: 48px;
  font-size: 17px;
}

/* Current page (subpages). On the contact page the quote CTA inverts to a white pill. */
.main-nav__link[aria-current="page"] {
  color: var(--color-white);
}

.main-nav__cta[aria-current="page"],
.main-nav__cta[aria-current="page"]:hover {
  border-color: var(--color-white);
  background: var(--color-white);
  color: var(--color-orange-strong);
}

@media (min-width: 768px) {
  .site-header__logo img { width: 170px; }

  .site-header.is-compact .site-header__logo img { width: 135px; }
}

@media (min-width: 1024px) {
  .site-header__inner {
    padding: 0 calc(40 * var(--u));
  }

  .site-header__logo img {
    width: calc(340 * var(--u));
  }

  .site-header.is-compact .site-header__logo img {
    width: calc(220 * var(--u));
  }

  .nav-toggle {
    display: none;
  }

  .main-nav {
    position: static;
    background: none;
    border-top: 0;
    visibility: visible;
    opacity: 1;
    transform: none;
    transition: none;
  }

  /* Nav and list take the full header height so the dropdowns
     (top: 100%) start right at the header's bottom edge. */
  .main-nav {
    align-self: stretch;
  }

  .main-nav__list {
    flex-direction: row;
    align-items: center;
    gap: calc(40 * var(--u));
    height: 100%;
    padding: 0;
  }

  .main-nav__link {
    display: inline-block;
    padding: var(--space-2) 0;
    font-size: max(14px, calc(24 * var(--u)));
  }

  .main-nav__link::after {
    display: block;
  }

  .has-submenu {
    position: relative;
    display: flex;
    align-self: stretch;
    gap: var(--space-1);
  }

  .main-nav__subtoggle {
    width: 24px;
    height: 32px;
    margin-right: 0;
  }

  .main-nav__subtoggle::before {
    width: 7px;
    height: 7px;
  }

  .has-submenu:hover .main-nav__subtoggle::before {
    margin-top: 5px;
    transform: rotate(-135deg);
  }

  .main-nav__submenu,
  .main-nav__subtoggle[aria-expanded="true"] + .main-nav__submenu {
    position: absolute;
    top: 100%;
    left: calc(-1 * var(--space-4));
    display: block;
    min-width: 240px;
    padding: var(--space-2) 0;
    border-left: 0;
    border-top: 2px solid var(--color-orange);
    background: var(--color-black);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity var(--duration) var(--ease), transform var(--duration) var(--ease), visibility var(--duration);
  }

  .has-submenu:hover .main-nav__submenu,
  .main-nav__subtoggle[aria-expanded="true"] + .main-nav__submenu {
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .main-nav__sublink {
    padding: var(--space-2) var(--space-4);
    font-size: max(14px, calc(20 * var(--u)));
    white-space: nowrap;
  }

  .main-nav__sublink:hover,
  .main-nav__sublink:focus-visible {
    background: rgba(255, 255, 255, 0.06);
  }

  .main-nav__item--cta {
    margin-top: 0;
  }

  .main-nav__cta {
    width: auto;
    height: max(40px, calc(56 * var(--u)));
    padding: 0 max(18px, calc(32 * var(--u)));
    font-size: max(14px, calc(20 * var(--u)));
  }

  .site-header.is-compact .main-nav__cta {
    height: max(36px, calc(48 * var(--u)));
  }
}