/**
 * LUXURY THEME - QuintasParaEventos.com.ar
 * Diseño premium inspirado en Peerspace, Airbnb Luxe y Splacer
 * 
 * Paleta de colores luxury para eventos exclusivos en Zona Norte
 */

/* ============================================
   VARIABLES CSS - DESIGN SYSTEM
   ============================================ */
:root {
  /* Colores Primary - Verde Bosque (Confianza) */
  --primary: #2D5016;
  --primary-dark: #1A330A;
  --primary-light: #3D6B1E;
  
  /* Colores Accent - Coral (Acción) */
  --accent: #E85D3F;
  --accent-hover: #D14A2F;
  --accent-light: #F4785C;
  
  /* WhatsApp */
  --whatsapp: #25D366;
  --whatsapp-dark: #128C7E;
  --whatsapp-light: #2ECC71;
  
  /* Neutrales */
  --neutral-50: #F9FAFB;
  --neutral-100: #F3F4F6;
  --neutral-200: #E5E7EB;
  --neutral-300: #D1D5DB;
  --neutral-400: #9CA3AF;
  --neutral-500: #6B7280;
  --neutral-600: #4B5563;
  --neutral-700: #374151;
  --neutral-800: #1F2937;
  --neutral-900: #111827;
  
  /* Gold - Toques Premium */
  --gold: #C9A961;
  --gold-light: #D4B978;
  --gold-dark: #B0914A;
  
  /* Tipografía */
  --font-display: 'Epilogue', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Espaciado - 8px Grid System */
  --spacing-1: 0.25rem;  /* 4px */
  --spacing-2: 0.5rem;   /* 8px */
  --spacing-3: 0.75rem;  /* 12px */
  --spacing-4: 1rem;     /* 16px */
  --spacing-5: 1.25rem;  /* 20px */
  --spacing-6: 1.5rem;   /* 24px */
  --spacing-8: 2rem;     /* 32px */
  --spacing-10: 2.5rem;  /* 40px */
  --spacing-12: 3rem;    /* 48px */
  --spacing-16: 4rem;    /* 64px */
  --spacing-20: 5rem;    /* 80px */
  --spacing-24: 6rem;    /* 96px */
  
  /* Bordes */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Sombras - Elevation System */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-3xl: 0 35px 60px -15px rgba(0, 0, 0, 0.3);
  
  /* Elevation para cards */
  --card-elevation-rest: 0 2px 8px rgba(0, 0, 0, 0.08);
  --card-elevation-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
  
  /* Transiciones */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: 18px;  /* 18px para legibilidad premium */
  line-height: 1.6;
  color: var(--neutral-900);
  background-color: var(--neutral-50);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--neutral-900);
  letter-spacing: -0.02em;
}

/* Tipografía jerárquica */
h1 { font-size: 3rem; font-weight: 700; }    /* 48px */
h2 { font-size: 2.25rem; font-weight: 600; }  /* 36px */
h3 { font-size: 1.5rem; font-weight: 600; }   /* 24px */
h4 { font-size: 1.25rem; font-weight: 600; }  /* 20px */

p {
  margin-bottom: var(--spacing-6);  /* 24px entre párrafos */
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============================================
   HEADER LUXURY
   ============================================ */
.luxury-header {
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--neutral-200);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all var(--transition-base);
}

.luxury-header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-4) var(--spacing-6);
  max-width: 1440px;
  margin: 0 auto;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.logo-text {
  display: inline-block;
}

.logo-accent {
  color: var(--gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
  list-style: none;
}

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--neutral-600);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-links a:hover {
  color: var(--primary);
  background: var(--neutral-100);
}

.nav-links a.active {
  color: var(--primary);
  background: var(--neutral-100);
}

.nav-links .btn {
  min-height: 44px;
  padding: var(--spacing-2) var(--spacing-5);
}

/* ============================================
   BOTONES
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-6);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  min-height: 48px;
}

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

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

.btn-accent {
  background: var(--accent);
  color: white;
}

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

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

.btn-whatsapp {
  background: var(--whatsapp);
  color: white;
}

.btn-whatsapp:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
}

/* ============================================
   BLOG HERO SECTION - Premium
   ============================================ */
.blog-hero {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  padding: var(--spacing-20) var(--spacing-6);
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.blog-hero .container {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.blog-hero h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-4);
  color: white;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.blog-hero p {
  font-size: 1.375rem;
  opacity: 0.9;
  font-weight: 300;
  max-width: 600px;
  margin: 0 auto var(--spacing-8);
  line-height: 1.6;
}

/* Blog Category Pills */
.blog-categories {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3);
  flex-wrap: wrap;
}

.blog-category-pill {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  color: white;
  padding: var(--spacing-2) var(--spacing-5);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.blog-category-pill:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.blog-category-pill.active {
  background: white;
  color: var(--primary);
}

/* ============================================
   BLOG GRID - Airbnb Style
   ============================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: var(--spacing-8);
  padding: var(--spacing-12) var(--spacing-6);
  max-width: 1440px;
  margin: 0 auto;
}

.blog-card {
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--card-elevation-rest);
  transition: all var(--transition-slow);
  position: relative;
  text-decoration: none;
  color: inherit;
  display: block;
}

.blog-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--card-elevation-hover);
}

/* Featured Image Container - 16:9 Aspect Ratio */
.blog-card-image {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(135deg, var(--neutral-100) 0%, var(--neutral-200) 100%);
}

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

.blog-card:hover .blog-card-image img {
  transform: scale(1.05);
}

/* Placeholder para cards sin imagen */
.blog-card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Category Badge */
.blog-card-badge {
  position: absolute;
  top: var(--spacing-4);
  left: var(--spacing-4);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  color: var(--neutral-700);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: var(--shadow-md);
  z-index: 1;
}

/* Badge variants by category */
.blog-card-badge.guia {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.blog-card-badge.destacado {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
}

.blog-card-badge.finanzas {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  color: white;
}

.blog-card-badge.estilo {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  color: white;
}

.blog-card-badge.musica {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
  color: var(--neutral-700);
}

.blog-card-badge.decoracion {
  background: linear-gradient(135deg, #d299c2 0%, #fef9d7 100%);
  color: var(--neutral-700);
}

.blog-card-badge.checklist {
  background: linear-gradient(135deg, #89f7fe 0%, #66a6ff 100%);
  color: white;
}

.blog-card-badge.comparativa {
  background: linear-gradient(135deg, #cd9cf2 0%, #f6f3ff 100%);
  color: var(--neutral-700);
}

.blog-card-badge.lugares {
  background: linear-gradient(135deg, #a1c4fd 0%, #c2e9fb 100%);
  color: var(--neutral-700);
}

.blog-card-badge.proveedores {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
  color: var(--neutral-700);
}

.blog-card-badge.consejos {
  background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
  color: var(--neutral-700);
}

.blog-card-badge.ideas {
  background: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
  color: white;
}

/* Card Content */
.blog-card-content {
  padding: var(--spacing-6);
}

.blog-card h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-3);
  color: var(--neutral-900);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card p {
  color: var(--neutral-600);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================
   WHATSAPP CTA BOX - Premium
   ============================================ */
.whatsapp-cta-box {
  background: linear-gradient(135deg, var(--whatsapp) 0%, var(--whatsapp-dark) 100%);
  color: white;
  padding: var(--spacing-12);
  border-radius: var(--radius-2xl);
  text-align: center;
  margin: var(--spacing-12) auto;
  max-width: 900px;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.whatsapp-cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.whatsapp-cta-box h3 {
  font-size: 2rem;
  margin-bottom: var(--spacing-4);
  color: white;
  position: relative;
}

.whatsapp-cta-box p {
  font-size: 1.125rem;
  opacity: 0.95;
  margin-bottom: var(--spacing-6);
  position: relative;
}

.whatsapp-cta-box .btn {
  background: white;
  color: var(--whatsapp);
  padding: var(--spacing-4) var(--spacing-8);
  font-size: 1.125rem;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.whatsapp-cta-box .btn:hover {
  background: var(--neutral-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--whatsapp);
  color: white;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 1000;
  transition: all var(--transition-base);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float:active {
  transform: scale(1.05);
}

/* ============================================
   FOOTER LUXURY
   ============================================ */
.luxury-footer {
  background: var(--neutral-900);
  color: white;
  padding: var(--spacing-16) var(--spacing-6) var(--spacing-8);
  margin-top: var(--spacing-20);
}

.luxury-footer .container {
  max-width: 1440px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-12);
  margin-bottom: var(--spacing-12);
}

.footer-section h4 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--neutral-300);
  margin-bottom: var(--spacing-4);
}

.footer-section p {
  color: var(--neutral-400);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-3);
}

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

.footer-section li {
  margin-bottom: var(--spacing-2);
}

.footer-section a {
  color: var(--neutral-400);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  padding-top: var(--spacing-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

.footer-bottom p {
  color: var(--neutral-500);
  font-size: 0.875rem;
  margin-bottom: 0;
}

.footer-social {
  display: flex;
  gap: var(--spacing-4);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--neutral-800);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

/* ============================================
   HAMBURGER MENU
   ============================================ */
.hamburger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger-menu .line {
  width: 100%;
  height: 3px;
  background: var(--neutral-800);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.hamburger-menu.active .line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.hamburger-menu.active .line:nth-child(2) {
  opacity: 0;
}

.hamburger-menu.active .line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ============================================
   CONTAINER UTILITY
   ============================================ */
.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

/* ============================================
   RESPONSIVE - Mobile First
   ============================================ */

/* Mobile (< 768px) */
@media (max-width: 767px) {
  body {
    font-size: 16px;
  }
  
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.25rem; }
  
  .hamburger-menu {
    display: flex;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: var(--spacing-4);
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--neutral-200);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-links li {
    width: 100%;
  }
  
  .nav-links a,
  .nav-links .btn {
    display: block;
    width: 100%;
    text-align: center;
  }
  
  .blog-hero {
    padding: var(--spacing-12) var(--spacing-4);
  }
  
  .blog-hero h1 {
    font-size: 2.25rem;
  }
  
  .blog-hero p {
    font-size: 1.125rem;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
    padding: var(--spacing-8) var(--spacing-4);
    gap: var(--spacing-6);
  }
  
  .blog-card-content {
    padding: var(--spacing-4);
  }
  
  .whatsapp-cta-box {
    padding: var(--spacing-8);
    margin: var(--spacing-8) var(--spacing-4);
  }
  
  .whatsapp-cta-box h3 {
    font-size: 1.5rem;
  }
  
  .whatsapp-cta-box p {
    font-size: 1rem;
  }
  
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 56px;
    height: 56px;
    font-size: 28px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* Tablet (768-1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
  .blog-hero h1 {
    font-size: 2.75rem;
  }
  
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: var(--spacing-12) var(--spacing-6);
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

/* Desktop (≥1024px) */
@media (min-width: 1024px) {
  .hamburger-menu {
    display: none;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* ============================================
   UTILITIES
   ============================================ */
.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
}

.section-padding {
  padding: var(--spacing-16) var(--spacing-6);
}

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

.mb-0 {
  margin-bottom: 0;
}

/* ============================================
   ACCESSIBILITY - WCAG AA Contrast
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus states for accessibility */
a:focus,
button:focus,
input:focus,
select:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .blog-card {
    border: 2px solid var(--neutral-900);
  }
  
  .btn {
    border: 2px solid currentColor;
  }
}