/* layout.css - Estructura, navegación, secciones generales y rejillas */

/* Contenedor central */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Cabecera / Navegación Superior */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(250, 247, 242, 0.85); /* Glassmorphism background */
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(229, 223, 198, 0.5);
  transition: var(--transition-normal);
}

.topbar.scrolled {
  background-color: rgba(37, 41, 45, 0.95);
  border-bottom: 1px solid rgba(177, 158, 128, 0.3);
  color: var(--color-light);
}

.topbar.scrolled .logo-img {
  filter: brightness(0) invert(1) sepia(1) saturate(5) hue-rotate(20deg); /* Turn logo champagne gold/white */
}

.topbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  transition: var(--transition-normal);
}

.topbar.scrolled .topbar-container {
  height: 65px;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: var(--transition-normal);
}

.topbar.scrolled .logo-img {
  height: 38px;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 6px 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition-fast);
}

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

.nav-link:hover::after {
  width: 100%;
}

/* Secciones */
.section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  background-color: var(--color-dark);
  color: var(--color-light);
  overflow: hidden;
  position: relative;
}

.hero-slides-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
  z-index: 2;
}

/* Hero Background Decoration */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(circle, rgba(177, 158, 128, 0.12) 0%, transparent 60%);
  border-radius: var(--radius-full);
  pointer-events: none;
  z-index: 2;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-lg);
  align-items: center;
  position: relative;
  z-index: 3;
}

.hero-content {
  max-width: 620px;
}

.hero-title {
  color: var(--color-light);
  margin-bottom: var(--spacing-sm);
  font-size: clamp(2.8rem, 6vw, 4.5rem);
}

.hero-desc {
  color: #c9c3b7;
  margin-bottom: var(--spacing-md);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-img {
  width: 100%;
  max-width: 460px;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(177, 158, 128, 0.3);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-slow);
}

.hero-img:hover {
  transform: scale(1.02);
  border-color: var(--color-accent);
  box-shadow: 0 20px 40px rgba(177, 158, 128, 0.15);
}

/* Split Layout (Texto + Imagen alternado) */
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.split-grid.reverse {
  direction: rtl;
}

.split-grid.reverse > * {
  direction: ltr; /* Reset text direction */
}

.split-img-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.split-img {
  width: 100%;
  aspect-ratio: 16 / 10;
  transition: var(--transition-slow);
}

.split-img-wrapper:hover .split-img {
  transform: scale(1.04);
}

/* Canvas Grid layout */
.canvas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

/* Footer styling */
footer {
  background-color: var(--color-dark);
  color: var(--color-light);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  border-top: 1px solid rgba(177, 158, 128, 0.2);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-brand h4 {
  color: var(--color-light);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

.footer-brand p {
  color: #a39c90;
  font-size: 0.9rem;
}

.footer-links h5, .footer-contact h5 {
  color: var(--color-accent);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-body);
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #a39c90;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-contact p {
  color: #a39c90;
  font-size: 0.9rem;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: var(--spacing-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer-bottom p {
  color: #7a7368;
  font-size: 0.8rem;
  margin-bottom: 0;
}

/* Responsividad general */
@media (max-width: 991px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 120px;
    gap: var(--spacing-md);
  }
  
  .hero-content {
    margin: 0 auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-img {
    max-width: 380px;
  }

  .split-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .split-grid.reverse {
    direction: ltr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .topbar-container {
    height: 70px;
  }
  
  .nav-menu {
    display: none; /* Can be handled by active class / hamburger menu if needed */
  }
}