/* ==========================================================================
   DISEÑO SISTEMA & TOKENS (CSS VARIABLES)
   ========================================================================== */
:root {
  /* Fuentes */
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Playfair Display', serif;

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);

  /* WhatsApp Brand Color */
  --whatsapp-color: #25d366;
  --whatsapp-hover: #20ba56;
  --whatsapp-glow: rgba(37, 211, 102, 0.3);

  /* Modo Claro (Por Defecto) */
  --bg-primary: #faf9f6; /* Marfil suave */
  --bg-secondary: #f4f2ee;
  --bg-card: #ffffff;
  --text-primary: #161719;
  --text-secondary: #5a5c60;
  --gold-primary: #cca43b; /* Dorado clásico */
  --gold-secondary: #af8726;
  --gold-glow: rgba(204, 164, 59, 0.25);
  --gold-light: #f7f3e8;
  --border-color: rgba(204, 164, 59, 0.18);
  --shadow-color: rgba(204, 164, 59, 0.08);
  --shadow-hover: rgba(204, 164, 59, 0.18);
  --glass-bg: rgba(250, 249, 246, 0.75);
  --glass-border: rgba(204, 164, 59, 0.15);

  color-scheme: light dark;
}

/* Modo Oscuro (Preferencia del Sistema) */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #0a0b0d; /* Negro obsidiana */
    --bg-secondary: #121316;
    --bg-card: #18191d;
    --text-primary: #f5f5f7;
    --text-secondary: #a0a0a5;
    --gold-primary: #e5c158; /* Dorado brillante */
    --gold-secondary: #cca43b;
    --gold-glow: rgba(229, 193, 88, 0.3);
    --gold-light: #252014;
    --border-color: rgba(229, 193, 88, 0.12);
    --shadow-color: rgba(0, 0, 0, 0.5);
    --shadow-hover: rgba(229, 193, 88, 0.15);
    --glass-bg: rgba(10, 11, 13, 0.75);
    --glass-border: rgba(229, 193, 88, 0.1);
  }
}

/* Modo Claro (Manual Override) */
html[data-theme="light"] {
  --bg-primary: #faf9f6;
  --bg-secondary: #f4f2ee;
  --bg-card: #ffffff;
  --text-primary: #161719;
  --text-secondary: #5a5c60;
  --gold-primary: #cca43b;
  --gold-secondary: #af8726;
  --gold-glow: rgba(204, 164, 59, 0.25);
  --gold-light: #f7f3e8;
  --border-color: rgba(204, 164, 59, 0.18);
  --shadow-color: rgba(204, 164, 59, 0.08);
  --shadow-hover: rgba(204, 164, 59, 0.18);
  --glass-bg: rgba(250, 249, 246, 0.75);
  --glass-border: rgba(204, 164, 59, 0.15);
}

/* Modo Oscuro (Manual Override) */
html[data-theme="dark"] {
  --bg-primary: #0a0b0d;
  --bg-secondary: #121316;
  --bg-card: #18191d;
  --text-primary: #f5f5f7;
  --text-secondary: #a0a0a5;
  --gold-primary: #e5c158;
  --gold-secondary: #cca43b;
  --gold-glow: rgba(229, 193, 88, 0.3);
  --gold-light: #252014;
  --border-color: rgba(229, 193, 88, 0.12);
  --shadow-color: rgba(0, 0, 0, 0.5);
  --shadow-hover: rgba(229, 193, 88, 0.15);
  --glass-bg: rgba(10, 11, 13, 0.75);
  --glass-border: rgba(229, 193, 88, 0.1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  outline: none;
}

/* ==========================================================================
   COMPONENTES COMUNES
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-normal);
  text-align: center;
}

.btn:active {
  transform: scale(0.98);
}

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

.btn-whatsapp:hover {
  background-color: var(--whatsapp-hover);
  box-shadow: 0 8px 20px var(--whatsapp-glow);
}

.btn-glow {
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

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

.btn-outline:hover {
  background-color: var(--gold-primary);
  color: #000000;
  box-shadow: 0 8px 20px var(--gold-glow);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

/* Textos Especiales */
.text-gold {
  color: var(--gold-primary);
  background: linear-gradient(135deg, var(--gold-primary) 30%, #ffd700 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  font-weight: 800;
}

/* Secciones */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-family: var(--font-secondary);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--gold-primary);
  margin: 10px auto 0 auto;
  border-radius: 2px;
}

.section-subtitle {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.1rem;
}

/* ==========================================================================
   NAVBAR (BARRA DE NAVEGACIÓN)
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background-color: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background-color var(--transition-normal), border-bottom var(--transition-normal);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-crown {
  font-size: 1.5rem;
}

.logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

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

.footer-brand .logo-img {
  height: 32px;
}

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

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-link {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
  position: relative;
  padding: 6px 0;
}

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

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Tema Alternador */
.theme-toggle-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.theme-toggle-btn:hover {
  background-color: var(--gold-light);
  color: var(--gold-primary);
}

/* Botón Hamburguesa */
.menu-toggle-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  flex-shrink: 0;
}

.hamburger-bar {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-fast);
}

/* Animación a X del menú */
.menu-toggle-btn.active .hamburger-bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

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

.sun-icon {
  display: block;
}

.moon-icon {
  display: none;
}

/* Aplicar clases basadas en atributo */
html[data-theme="dark"] .sun-icon {
  display: none;
}

html[data-theme="dark"] .moon-icon {
  display: block;
}

.btn-nav {
  padding: 10px 20px;
  font-size: 0.85rem;
}

/* ==========================================================================
   SECCIÓN HERO
   ========================================================================== */
.hero-section {
  padding: 160px 0 100px 0;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 10% 20%, var(--gold-light) 0%, transparent 60%);
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.promo-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background-color: var(--gold-light);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold-secondary);
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero-title {
  font-family: var(--font-secondary);
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 540px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gold-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background-color: var(--border-color);
}

/* Galería de Cápsulas Staggered */
.hero-gallery-container {
  position: relative;
  width: 100%;
}

.capsule-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: start;
}

.grid-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Efecto staggered para la columna del medio */
.grid-col.col-2 {
  transform: translateY(60px);
}

.capsule-card {
  width: 100%;
  aspect-ratio: 449 / 800;
  border-radius: 9999px;
  overflow: hidden;
  box-shadow: 0 10px 30px var(--shadow-color);
  border: 1px solid var(--border-color);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  background-color: var(--bg-secondary);
  position: relative;
}

/* Brillo Metálico Dorado (Gold Sheen) */
.capsule-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: -150%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(229, 193, 88, 0.1) 30%,
    rgba(255, 255, 255, 0.45) 50%,
    rgba(229, 193, 88, 0.1) 70%,
    transparent 100%
  );
  transform: skewX(-25deg);
  transition: none;
  pointer-events: none;
  z-index: 2;
}

.capsule-card:hover::after {
  left: 150%;
  transition: left 0.8s ease-in-out;
}

/* Levitación Orgánica Individual */
@keyframes float-c1-1 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes float-c1-2 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes float-c2-1 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes float-c2-2 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes float-c3-1 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
@keyframes float-c3-2 { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-11px); } }

.grid-col.col-1 .capsule-card:nth-child(1) { animation: float-c1-1 6s ease-in-out infinite; }
.grid-col.col-1 .capsule-card:nth-child(2) { animation: float-c1-2 8s ease-in-out infinite; }
.grid-col.col-2 .capsule-card:nth-child(1) { animation: float-c2-1 7s ease-in-out infinite; }
.grid-col.col-2 .capsule-card:nth-child(2) { animation: float-c2-2 9s ease-in-out infinite; }
.grid-col.col-3 .capsule-card:nth-child(1) { animation: float-c3-1 6.5s ease-in-out infinite; }
.grid-col.col-3 .capsule-card:nth-child(2) { animation: float-c3-2 7.5s ease-in-out infinite; }

/* Efecto Hover con Rotación y Escala */
.capsule-card:hover {
  animation-play-state: paused;
  box-shadow: 0 22px 45px var(--shadow-hover);
  border-color: var(--gold-primary);
  z-index: 10;
}

.grid-col.col-1 .capsule-card:hover { transform: translateY(-15px) rotate(-1.5deg) scale(1.05); }
.grid-col.col-2 .capsule-card:hover { transform: translateY(-15px) rotate(1.5deg) scale(1.05); }
.grid-col.col-3 .capsule-card:hover { transform: translateY(-15px) rotate(-1deg) scale(1.05); }

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

.capsule-card:hover img {
  transform: scale(1.08);
}

/* ==========================================================================
   SECCIÓN CÓMO PARTICIPAR (PASOS)
   ========================================================================== */
.steps-section {
  padding: 100px 0;
  background-color: var(--bg-secondary);
  transition: background-color var(--transition-normal);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  background-color: var(--bg-card);
  padding: 48px 32px;
  border-radius: 24px;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px var(--shadow-color);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle at 100% 0%, var(--gold-light) 0%, transparent 70%);
  border-radius: 0 0 0 100%;
}

.step-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px var(--shadow-hover);
  border-color: var(--gold-primary);
}

.step-icon-wrapper {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background-color: var(--gold-light);
  color: var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 28px;
  position: relative;
}

.step-number-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--gold-primary);
  color: #000000;
  font-weight: 800;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.step-card-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
  min-height: 72px;
}

.step-link {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--gold-primary);
  display: inline-flex;
  align-items: center;
}

.step-link:hover {
  color: var(--gold-secondary);
}

/* ==========================================================================
   SECCIÓN GANADORES (CARRUSEL)
   ========================================================================== */
.winners-section {
  padding: 100px 0;
  background-color: var(--bg-primary);
}

.carousel-outer-wrapper {
  position: relative;
  max-width: 1050px;
  margin: 0 auto;
  padding: 0 50px;
}

.carousel-container {
  display: flex;
  gap: 30px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none; /* Firefox */
  padding: 20px 10px;
}

.carousel-container::-webkit-scrollbar {
  display: none; /* Safari / Chrome */
}

.carousel-card {
  flex: 0 0 calc(50% - 15px); /* Mostrar 2 tarjetas a la vez */
  background-color: var(--bg-card);
  border-radius: 20px;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px var(--shadow-color);
  display: flex;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
}

.carousel-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px var(--shadow-hover);
  border-color: var(--gold-primary);
}

.winner-media {
  flex: 0 0 40%;
  position: relative;
  aspect-ratio: 3 / 4;
}

.winner-media img,
.winner-media video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--gold-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  padding-left: 2px;
}

.play-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background-color: #ffffff;
}

.winner-info {
  flex: 1;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.winner-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.winner-prize {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gold-primary);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.winner-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.5;
}

/* Flechas Navegación */
.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 15px var(--shadow-color);
  color: var(--text-primary);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  z-index: 10;
}

.carousel-nav:hover {
  background-color: var(--gold-light);
  color: var(--gold-primary);
  border-color: var(--gold-primary);
}

.carousel-nav.prev {
  left: 0;
}

.carousel-nav.next {
  right: 0;
}

/* ==========================================================================
   SECCIÓN CTA BANNER DE CIERRE
   ========================================================================== */
.cta-banner-section {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--gold-light) 100%);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner-section::after {
  content: '';
  position: absolute;
  bottom: -150px;
  right: -150px;
  width: 300px;
  height: 300px;
  background-color: var(--gold-glow);
  filter: blur(100px);
  border-radius: 50%;
}

.cta-banner-container {
  max-width: 750px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 5;
}

.cta-banner-title {
  font-family: var(--font-secondary);
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.cta-banner-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

/* ==========================================================================
   FOOTER (REDES SOCIALES Y LEGAL)
   ========================================================================== */
.footer-section {
  padding: 60px 0 40px 0;
  background-color: var(--bg-secondary);
  text-align: center;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-brand {
  margin-bottom: 24px;
  display: block;
}

.footer-logo-full {
  height: 52px;
  width: auto;
  object-fit: contain;
  margin: 0 auto;
  display: block;
  transition: transform var(--transition-normal);
  filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.05));
}

.footer-logo-full:hover {
  transform: scale(1.05);
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.social-icons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 36px;
}

.social-icon-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.social-icon-btn:hover {
  transform: translateY(-4px);
  background-color: var(--gold-light);
  color: var(--gold-primary);
  border-color: var(--gold-primary);
}

.footer-divider {
  width: 100%;
  height: 1px;
  background-color: var(--border-color);
  margin-bottom: 24px;
}

.copyright {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   BOTÓN FLOTANTE DE WHATSAPP
   ========================================================================== */
.whatsapp-floating-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--whatsapp-color);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
  animation: pulse-floating 2s infinite;
}

.whatsapp-floating-btn:hover {
  background-color: var(--whatsapp-hover);
  transform: scale(1.08) translateY(-4px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

@keyframes pulse-floating {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* ==========================================================================
   RESPONSIVIDAD (MOBILE-FIRST)
   ========================================================================== */

/* Teléfonos y Tablets Pequeñas (max-width: 992px) */
@media screen and (max-width: 992px) {
  .menu-toggle-btn {
    display: flex;
  }

  .nav-menu {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 40px 24px;
    gap: 24px;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 999;
    pointer-events: none;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-link {
    font-size: 1.25rem;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    width: 100%;
  }

  .nav-link::after {
    display: none;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-title {
    font-size: clamp(2rem, 5vw, 2.8rem);
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-gallery-container {
    max-width: 500px;
    margin: 0 auto;
  }

  .grid-col.col-2 {
    transform: translateY(30px);
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 450px;
    margin: 0 auto;
  }

  .step-card {
    padding: 36px 24px;
  }

  .carousel-card {
    flex: 0 0 100%; /* Una sola tarjeta en móvil/tablet */
  }

  .winner-media {
    flex: 0 0 35%;
  }

}

/* Teléfonos Móviles (max-width: 576px) */
@media screen and (max-width: 576px) {
  .navbar-container {
    padding: 0 16px;
  }
  
  .btn-nav {
    display: none; /* Ocultar botón de WhatsApp en el header móvil para evitar colisiones */
  }

  .hero-section {
    padding-top: 120px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
    gap: 12px;
  }

  .btn {
    width: 100%;
  }

  .hero-stats {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .stat-divider {
    width: 60%;
    height: 1px;
  }

  .capsule-grid {
    gap: 10px;
  }

  .grid-col {
    gap: 10px;
  }

  .grid-col.col-2 {
    transform: translateY(20px);
  }

  .section-title {
    font-size: 2rem;
  }

  .carousel-outer-wrapper {
    padding: 0 10px;
  }

  .carousel-card {
    flex-direction: column; /* Apilar imagen y contenido verticalmente */
  }

  .winner-media {
    flex: none;
    width: 100%;
    aspect-ratio: 1 / 1; /* Formato cuadrado para celulares */
  }

  .carousel-nav {
    display: none; /* Usar scroll manual nativo en celulares */
  }

  .cta-banner-title {
    font-size: 2rem;
  }

  .whatsapp-floating-btn {
    width: 50px;
    height: 50px;
    bottom: 20px;
    right: 20px;
  }

}