/* ============================================================
   LAYOUT.CSS — Header, Footer, Nav, Sections
   LAJ Productores
   ============================================================ */

/* ── Sticky Header ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.4rem 0;
  background: transparent;
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

.site-header.scrolled {
  background: linear-gradient(180deg, #6B7785 0%, #4E5A66 50%, #5C6875 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.6);
  box-shadow: 0 1px 0 rgba(255,255,255,0.08), 0 4px 20px rgba(0,0,0,0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* Logo */
.site-logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.65rem;
  line-height: 1;
  flex-shrink: 0;
}

.logo-img {
  width: 50px;
  height: 50px;
  object-fit: contain;
  flex-shrink: 0;
}


.logo-name {
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.01em;
}

.logo-tagline {
  font-family: var(--sans);
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  margin-top: 1px;
}

/* Navigation */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-link {
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 400;
  color: rgba(255,255,255,0.65);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s ease;
  white-space: nowrap;
}

.nav-link:hover { color: var(--white); }

/* Services dropdown */
.nav-dropdown { position: relative; }

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 400;
  color: rgba(255,255,255,0.65);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s ease;
  cursor: pointer;
  white-space: nowrap;
}

.nav-dropdown:hover .nav-dropdown-toggle,
.nav-dropdown-toggle:hover { color: var(--white); }

.dropdown-chevron {
  width: 12px; height: 12px;
  transition: transform 0.25s ease;
}

.nav-dropdown:hover .dropdown-chevron { transform: rotate(180deg); }

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--dark-2);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 0.5rem;
  min-width: 230px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  box-shadow: var(--shadow-dark);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.6rem 0.9rem;
  font-family: var(--sans);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  border-radius: var(--radius-sm);
  transition: color 0.15s ease, background 0.15s ease;
}

.dropdown-item:hover {
  color: var(--gold);
  background: rgba(37,99,235,0.08);
}

/* Header CTA */
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  background: var(--gold);
  color: var(--white);
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background 0.2s ease, transform 0.2s ease;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.header-cta:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

/* Mobile toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.menu-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--dark-1);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 2rem;
}

.mobile-nav.open { display: flex; }

.mobile-nav-link {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 600;
  color: rgba(255,255,255,0.6);
  padding: 0.5rem 1.5rem;
  transition: color 0.2s ease;
  text-align: center;
  letter-spacing: -0.01em;
}

.mobile-nav-link:hover { color: var(--gold); }

.mobile-nav-cta {
  margin-top: 2rem;
  padding: 1rem 2.5rem;
  background: var(--gold);
  color: var(--white);
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-align: center;
}

.mobile-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  font-size: 1.5rem;
  color: rgba(255,255,255,0.4);
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
  transition: color 0.2s ease;
}

.mobile-close-btn:hover { color: var(--white); }

/* ── Section ── */
.section { padding: var(--section-py) 0; }
.section-sm { padding: var(--section-py-sm) 0; }

.section-header { margin-bottom: 4rem; }
.section-header.centered { text-align: center; }
.section-header.centered .section-subtitle { margin-inline: auto; }

/* ── Footer ── */
.site-footer {
  background: var(--black);
  border-top: 1px solid var(--border-dark);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-dark);
}

.footer-brand-logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.1rem;
}

.footer-brand-logo .footer-brand-sub {
  margin-bottom: 0;
}

.footer-logo-img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  flex-shrink: 0;
}

.footer-brand-name {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
}

.footer-brand-sub {
  font-family: var(--sans);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--white);
  display: block;
  margin-top: 1px;
  margin-bottom: 1.1rem;
}

.footer-brand-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.35);
  line-height: 1.65;
}

.footer-col-heading {
  font-family: var(--sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  transition: color 0.2s ease;
  line-height: 1.5;
}

.footer-links a:hover { color: var(--gold); }

.footer-contact-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.footer-contact-row svg { flex-shrink: 0; margin-top: 2px; color: var(--gold); }

.footer-contact-row span {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.5;
}

.footer-bottom {
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.25);
  line-height: 1.5;
}

.footer-credit {
  color: rgba(255,255,255,0.4);
  transition: color 0.2s ease;
}

.footer-credit:hover { color: var(--gold); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .site-nav, .header-cta { display: none; }
  .menu-toggle { display: flex; }
}

@media (max-width: 768px) {
  :root {
    --section-py: 4.5rem;
    --section-py-sm: 3.5rem;
    --container-px: 1.25rem;
  }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
}