/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  height: var(--header-height);
  padding: 0 clamp(16px, 3vw, 32px);
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid rgba(26,26,26,.07);
  transition: background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.site-header.scrolled {
  background: rgba(255,255,255,.96);
  border-color: rgba(26,26,26,.09);
  box-shadow: 0 10px 34px rgba(26,26,26,.09);
}

.header-shell {
  width: min(100%, var(--container-2xl));
  height: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(16px, 2.4vw, 32px);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-logo {
  min-width: 232px;
}

.site-logo .logo-img {
  display: block;
  width: auto;
  height: 40px;
  object-fit: contain;
}

.brand-wordmark {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1;
}

.brand-name {
  color: var(--color-dark);
  font-family: var(--font-primary);
  font-size: clamp(1.05rem, 1.3vw, 1.25rem);
  font-weight: var(--fw-extrabold);
  letter-spacing: -.015em;
  line-height: 1.15;
  white-space: nowrap;
}

.brand-tagline {
  margin-top: 2px;
  font-size: 9.5px;
  font-weight: var(--fw-semibold);
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1;
  white-space: nowrap;
}

.brand-accent {
  background: linear-gradient(120deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--color-primary);
}

.brand-short { display: none; }

.primary-nav {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nav-item { position: relative; }

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-height: 36px;
  padding: 7px 14px;
  border-radius: 10px;
  color: var(--color-charcoal);
  font-size: 13px;
  font-weight: var(--fw-semibold);
  line-height: 1;
  white-space: nowrap;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active {
  color: var(--color-primary);
}

/* Animated underline indicator (desktop nav only) */
.primary-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transform-origin: 50% 50%;
  transition: transform var(--transition-base);
}

.primary-nav .nav-link:hover::after,
.primary-nav .nav-link:focus-visible::after,
.primary-nav .nav-link.active::after {
  transform: scaleX(1);
}

.nav-chevron {
  transition: transform var(--transition-base);
}

.nav-item.has-mega:hover .nav-chevron,
.nav-item.has-mega:focus-within .nav-chevron {
  transform: rotate(180deg);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.header-phone {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border: 1px solid rgba(232,35,42,.14);
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header-phone:hover {
  color: var(--color-white);
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(232,35,42,.28);
}

.btn-header-cta {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 17px;
  border-radius: 999px;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  font-size: 13px;
  font-weight: var(--fw-bold);
  box-shadow: 0 6px 18px rgba(232,35,42,.26);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-header-cta:hover {
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(232,35,42,.34);
}

.btn-header-cta svg {
  transition: transform var(--transition-fast);
}

.btn-header-cta:hover svg {
  transform: translateX(3px);
}

/* ── Mega menu ── */
.mega-menu {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  width: min(1000px, calc(100vw - 32px));
  display: grid;
  grid-template-columns: 1.15fr repeat(4, 1fr);
  gap: 24px;
  padding: 22px;
  border: 1px solid rgba(26,26,26,.07);
  border-radius: 20px;
  background: var(--color-white);
  box-shadow: 0 24px 60px rgba(26,26,26,.14), 0 2px 8px rgba(26,26,26,.05);
  transform: translateX(-50%) translateY(8px);
  opacity: 0;
  visibility: hidden;
  z-index: var(--z-dropdown);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
}

.nav-item.has-mega:hover .mega-menu,
.nav-item.has-mega:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.mega-menu::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 50%;
  width: 14px;
  height: 14px;
  background: var(--color-white);
  border-left: 1px solid rgba(26,26,26,.07);
  border-top: 1px solid rgba(26,26,26,.07);
  transform: translateX(-50%) rotate(45deg);
}

.mega-feature {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 20px;
  border-radius: 14px;
  color: var(--color-white);
  background:
    radial-gradient(circle at 85% 12%, rgba(255,255,255,.16), transparent 42%),
    linear-gradient(135deg, var(--color-primary), #A91B20);
}

.mega-kicker {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  color: rgba(255,255,255,.9);
  font-size: 10.5px;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: .08em;
}

.mega-feature h3 {
  color: var(--color-white);
  font-size: var(--text-lg);
  line-height: var(--lh-snug);
  margin-bottom: 8px;
}

.mega-feature p {
  color: rgba(255,255,255,.8);
  font-size: 13px;
  line-height: var(--lh-normal);
  margin-bottom: 16px;
}

.mega-feature a {
  display: inline-flex;
  align-items: center;
  margin-top: auto;
  min-height: 34px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: var(--fw-bold);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mega-feature a:hover {
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(0,0,0,.18);
}

.mega-col {
  padding-top: 6px;
}

.mega-col-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--color-dark);
  font-size: 11px;
  font-weight: var(--fw-extrabold);
  letter-spacing: .09em;
  text-transform: uppercase;
}

.mega-col-title::before {
  content: "";
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-primary);
}

.mega-menu .mega-col a {
  display: flex;
  align-items: center;
  min-height: 30px;
  padding: 6px 8px;
  margin-left: -8px;
  border-radius: 8px;
  color: var(--color-gray-700);
  font-size: 13px;
  font-weight: var(--fw-medium);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.mega-menu .mega-col a:hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

/* ── Hamburger ── */
.hamburger {
  display: none;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  border-radius: 10px;
  background: var(--color-primary-bg);
  border: 1px solid rgba(232,35,42,.14);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.hamburger span {
  width: 18px;
  height: 2px;
  border-radius: 4px;
  background: var(--color-primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ── Mobile navigation panel ── */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  right: 0;
  bottom: auto;
  width: min(340px, 100vw);
  max-height: calc(100vh - var(--header-height));
  display: block;
  padding: 14px;
  overflow-y: auto;
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-left: 1px solid rgba(26,26,26,.07);
  border-bottom: 1px solid rgba(26,26,26,.07);
  border-radius: 0 0 0 18px;
  box-shadow: -18px 12px 44px rgba(26,26,26,.16);
  transform: translateX(110%);
  transition: transform var(--transition-slow);
  z-index: calc(var(--z-sticky) - 1);
}

.mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(232,35,42,.08), rgba(232,35,42,.03));
  border: 1px solid rgba(232,35,42,.12);
  color: var(--color-gray-500);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.mobile-nav-head a {
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  letter-spacing: 0;
  text-transform: none;
}

.mobile-nav .nav-link,
.mobile-accordion-btn {
  width: 100%;
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--color-charcoal);
  background: transparent;
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
}

.mobile-nav .nav-link:hover,
.mobile-nav .nav-link.active,
.mobile-accordion-btn:hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
  border-color: rgba(232,35,42,.10);
}

.mobile-accordion {
  margin-block: 2px;
}

.mobile-accordion-btn {
  justify-content: space-between;
  cursor: pointer;
}

.mobile-accordion-body {
  display: none;
  margin: 4px 0 8px 12px;
  padding: 6px 0 6px 12px;
  border-left: 2px solid rgba(232,35,42,.18);
}

.mobile-accordion-body.open {
  display: grid;
  gap: 4px;
}

.mobile-accordion-body a {
  display: block;
  padding: 9px 12px;
  border-radius: 10px;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.mobile-accordion-body a:hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

.mobile-cta {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(26,26,26,.07);
}

.mobile-whatsapp {
  display: flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: #0f8f43;
  background: rgba(37,211,102,.12);
  border: 1px solid rgba(37,211,102,.22);
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
}

/* Responsive breakpoints moved to responsive.css */