/* ========================================
   Villa Havana - Main Stylesheet
   ======================================== */

/* ========================================
   CSS Variables - Color Palette & Design System
   ======================================== */

:root {
  /* Primary Color Palette - Havana Branding */
  --color-claro: #C9A776;        /* Light brown, sandy tone - Primary accent */
  --color-maduro: #6B4526;       /* Rich dark brown - Secondary accent */
  
  /* Legacy colors kept for compatibility */
  --color-salmon-pink: #C9A776;  /* Mapped to Claro */
  --color-beaver: #6B4526;       /* Mapped to Maduro */
  --color-melon: #D4B896;        /* Lighter variant of Claro */
  
  /* Supporting Palette */
  --color-tiffany-blue: #80E1DC;
  --color-eggshell: #F3ECDA;
  --color-apple-green: #8EAC40;
  --color-blue-munsell: #5A95A6;
  --color-gray: #858487;
  --color-chamoisee: #A97A4D;
  --color-isabelline: #F4F1EB;
  --color-salmon-pink-actual: #FF8C94;  /* Actual salmon-pink color */
  
  /* Neutral Colors */
  --color-white: #FFFFFF;
  --color-black: #000000;
  --color-dark: #1a1a1a;
  --color-light: #f8f8f8;
  
  /* Typography */
  --font-serif: 'Playfair Display', 'Georgia', serif;
  --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  
  /* Font Sizes */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  --font-size-6xl: 3.75rem;   /* 60px */
  --font-size-7xl: 4.5rem;    /* 72px */
  
  /* Spacing */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */
  --spacing-3xl: 4rem;     /* 64px */
  --spacing-4xl: 6rem;     /* 96px */
  --spacing-5xl: 8rem;     /* 128px */
  
  /* Breakpoints (for reference in media queries) */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --breakpoint-2xl: 1536px;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Z-index layers */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-6xl);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--font-size-5xl);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--font-size-4xl);
}

h4 {
  font-size: var(--font-size-3xl);
}

h5 {
  font-size: var(--font-size-2xl);
}

h6 {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--color-beaver);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-salmon-pink);
}

/* ========================================
   Layout Utilities
   ======================================== */

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--spacing-xl);
}

.section {
  padding: var(--spacing-4xl) 0;
}

.section-sm {
  padding: var(--spacing-3xl) 0;
}

.section-lg {
  padding: var(--spacing-5xl) 0;
}

/* ========================================
   Header & Navigation
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
  background-color: transparent;
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-xl);
}

.logo {
  height: 60px;
  transition: all var(--transition-base);
}

.header.scrolled .logo {
  height: 50px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  transition: color var(--transition-base);
  position: relative;
}

.header.scrolled .nav-link {
  color: var(--color-dark);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-salmon-pink);
  transition: width var(--transition-base);
}

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

.lang-switcher {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.lang-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.5);
  background-color: transparent;
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  border-radius: 4px;
}

.header.scrolled .lang-btn {
  border-color: var(--color-gray);
  color: var(--color-dark);
}

.lang-btn:hover,
.lang-btn.active {
  background-color: var(--color-salmon-pink);
  border-color: var(--color-salmon-pink);
  color: var(--color-white);
}

.cta-btn {
  padding: var(--spacing-md) var(--spacing-xl);
  background-color: var(--color-salmon-pink);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-base);
}

.cta-btn:hover {
  background-color: var(--color-melon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background-color: var(--color-white);
  transition: all var(--transition-base);
}

.header.scrolled .menu-toggle span {
  background-color: var(--color-dark);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.1));
}

.hero-content {
  position: relative;
  z-index: var(--z-base);
  text-align: center;
  color: var(--color-white);
  max-width: 900px;
  padding: 0 var(--spacing-xl);
}

.hero-title {
  font-size: var(--font-size-7xl);
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: var(--font-size-2xl);
  font-family: var(--font-sans);
  font-weight: 300;
  margin-bottom: var(--spacing-2xl);
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-2xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-salmon-pink);
  color: var(--color-white);
  border-color: var(--color-salmon-pink);
}

.btn-primary:hover {
  background-color: var(--color-melon);
  border-color: var(--color-melon);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn-outline:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}

/* ========================================
   Image Collage (Villa Scelia Style)
   ======================================== */

.image-collage {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--spacing-md);
  padding: var(--spacing-2xl) 0;
}

.collage-item {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.collage-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.collage-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.collage-item:hover img {
  transform: scale(1.05);
}

/* Collage Layout Variations */
.collage-item-1 { grid-column: span 4; grid-row: span 2; }
.collage-item-2 { grid-column: span 5; grid-row: span 2; }
.collage-item-3 { grid-column: span 3; grid-row: span 2; }

/* ========================================
   Animations
   ======================================== */

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

.fade-in-down {
  animation: fadeInDown 0.8s ease-out;
}

/* Scroll-triggered animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
  :root {
    --font-size-7xl: 3.5rem;
    --font-size-6xl: 3rem;
    --font-size-5xl: 2.5rem;
  }
  
  .nav-list {
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-7xl: 2.5rem;
    --font-size-6xl: 2rem;
    --font-size-5xl: 1.75rem;
    --spacing-4xl: 4rem;
    --spacing-5xl: 5rem;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background-color: #83947a;
    flex-direction: column;
    padding: var(--spacing-4xl) var(--spacing-xl);
    transition: right var(--transition-base);
    box-shadow: var(--shadow-xl);
  }
  
  .nav.active {
    right: 0;
  }
  
  .nav-list {
    flex-direction: column;
    width: 100%;
    gap: var(--spacing-lg);
  }
  
  .nav-link {
    font-size: var(--font-size-lg);
  }
  
  .image-collage {
    grid-template-columns: 1fr;
  }
  
  .collage-item-1,
  .collage-item-2,
  .collage-item-3 {
    grid-column: span 1;
    grid-row: span 1;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
}

/* ========================================
   Utility Classes
   ======================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.hidden { display: none; }
.visible { display: block; }



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

.nav-dropdown > .nav-link::after {
  content: ' ▾';
  font-size: 0.8em;
  margin-left: 4px;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: white;
  min-width: 200px;
  box-shadow: var(--shadow-lg);
  border-radius: 4px;
  padding: var(--spacing-sm) 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: var(--z-dropdown);
  margin-top: var(--spacing-md);
}

.header.scrolled .dropdown-menu {
  background-color: white;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.dropdown-open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin: 0;
}

.dropdown-menu a {
  display: block;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-dark);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all var(--transition-base);
  text-decoration: none;
}

.dropdown-menu a:hover {
  background-color: var(--color-eggshell);
  color: var(--color-claro);
  padding-left: var(--spacing-xl);
}

.dropdown-menu .nav-link.active {
  background-color: var(--color-eggshell);
  color: var(--color-claro);
  font-weight: 600;
  position: relative;
}

.dropdown-menu .nav-link.active::before {
  content: '✓';
  margin-right: var(--spacing-sm);
  color: var(--color-claro);
}