/* =======================
   RESET Y VARIABLES BASE
   ======================= */
:root {
  /* Colores principales - Paleta profesional */
  --primary-dark: #0a0a0a;
  --primary-gray: #1a1a1a;
  --accent-blue: #3b82f6;
  --accent-green: #23f444; /* RGB(35, 244, 68) - Color principal moderno */
  --accent-green-dark: #1ed33f; /* Versión más oscura para hover */
  --accent-green-light: rgba(35, 244, 68, 0.1); /* Versión transparente */
  --accent-orange: #f59e0b;
  --text-primary: #ffffff;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  /* Colores de superficie */
  --surface-1: #111111;
  --surface-2: #1e1e1e;
  --surface-3: #2a2a2a;
  --border-color: #333333;
  --border-accent: #404040;
  
  /* Tipografía */
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Espaciado */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Bordes y sombras */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --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);
}

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

body {
  font-family: var(--font-sans);
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-gray) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* =======================
   HERO SECTION - ESTILO MODERNO
   ======================= */
.hero-section {
  position: relative;
  min-height: 100vh;
  height: 100vh;
  max-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0;
  box-sizing: border-box;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
  position: relative;
  z-index: 2;
}

/* =======================
   CONTENT SECTION - COMPLETAMENTE SEPARADA
   ======================= */
.content-section {
  background: var(--secondary-bg);
  border-radius: 20px 20px 0 0;
  padding: 4rem 2rem 2rem;
  margin-top: 0; /* Sin margen superior */
  position: relative;
  z-index: 3;
  min-height: 100vh;
  /* Asegurar que empiece después del hero */
  margin-top: 0;
}

/* =======================
   ASEGURAR QUE NO HAY OVERLAP
   ======================= */
body {
  margin: 0;
  padding: 0;
  padding-top: 0; /* Eliminar padding superior */
}

/* El nav debe estar por encima pero no afectar el layout */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

/* Main debe empezar desde el top */
main {
  margin-top: 0;
  padding-top: 0;
}

/* =======================
   SCROLL SUAVE Y SEPARACIÓN
   ======================= */
#levels {
  padding-top: 4rem; /* Espaciado interno para compensar nav fijo */
}

/* =======================
   RESPONSIVE - MANTENER PANTALLA COMPLETA
   ======================= */
@media (max-width: 768px) {
  .hero-section {
    min-height: 100vh;
    height: 100vh;
    max-height: 100vh;
    padding: 1rem;
  }
  
  .hero-container {
    padding: 1rem;
  }
  
  .content-section {
    padding: 2rem 1rem;
    border-radius: 15px 15px 0 0;
    margin-top: 0;
  }
}

/* =======================
   ANIMACIONES MEJORADAS
   ======================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.8s ease-out forwards;
  opacity: 0;
}

.animate-delay-1 { animation-delay: 0.2s; }
.animate-delay-2 { animation-delay: 0.4s; }
.animate-delay-3 { animation-delay: 0.6s; }
.animate-delay-4 { animation-delay: 0.8s; }

/* =======================
   NAVEGACIÓN DE NIVELES
   ======================= */
.content-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-md);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.level-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.level-card {
  background: var(--surface-1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.level-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-green-dark));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.level-card:hover {
  border-color: var(--accent-green);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(35, 244, 68, 0.2);
}

.level-card:hover::before {
  transform: scaleX(1);
}

.level-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.level-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-green);
  background: var(--accent-green-light);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(35, 244, 68, 0.3);
}

.level-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.level-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.level-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.tag {
  font-size: 0.75rem;
  padding: var(--space-xs) var(--space-sm);
  background: var(--surface-2);
  color: var(--text-muted);
  border-radius: 50px;
  border: 1px solid var(--border-color);
}

/* =======================
   RESPONSIVE DESIGN
   ======================= */
@media (max-width: 768px) {
  .level-grid {
    grid-template-columns: 1fr;
  }
  
  .content-section {
    padding: var(--space-xl) var(--space-md);
  }
}

/* =======================
   ANIMACIONES SUAVES
   ======================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.8s ease-out forwards;
  opacity: 0;
}

.animate-delay-1 { animation-delay: 0.2s; }
.animate-delay-2 { animation-delay: 0.4s; }
.animate-delay-3 { animation-delay: 0.6s; }
.animate-delay-4 { animation-delay: 0.8s; }

/* Tema claro */
[data-theme="light"] {
  --primary-dark: #f8fafc;
  --primary-gray: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --surface-1: #ffffff;
  --surface-2: #f8fafc;
  --surface-3: #f1f5f9;
  --border-color: #e2e8f0;
  --border-accent: #cbd5e1;
}

/* Estilos específicos para tema claro */
[data-theme="light"] body {
  background-color: #ffffff !important;
  color: #1e293b !important;
}

[data-theme="light"] nav {
  background-color: #0E1C4F !important;
}

[data-theme="light"] .nav-link {
  color: #ffffff !important;
}

[data-theme="light"] .nav-link:hover {
  color: #1c5197 !important;
}

[data-theme="light"] .hero-section {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%) !important;
}

[data-theme="light"] .level-detail {
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
}

[data-theme="light"] .code-block {
  background: #f8fafc !important;
  border: 1px solid #e2e8f0 !important;
}

[data-theme="light"] .code-block pre {
  color: #1e293b !important;
}

[data-theme="light"] .credential-box {
  background: #f1f5f9 !important;
  border: 1px solid #cbd5e1 !important;
}

[data-theme="light"] .credential-value {
  color: #1c5197 !important;
}

/* Actualizar el botón CTA para mejor legibilidad en tema oscuro */
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
  color: var(--primary-dark); /* Texto negro para mejor contraste */
  padding: var(--space-lg) var(--space-xl);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  text-shadow: none; /* Removemos cualquier text-shadow */
  box-shadow: 
    0 4px 15px rgba(35, 244, 68, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.hero-cta:hover {
  background: linear-gradient(135deg, #059669 0%, var(--accent-green) 100%);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 
    0 8px 25px rgba(35, 244, 68, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.hero-cta:active {
  transform: translateY(0);
  box-shadow: 
    0 2px 10px rgba(35, 244, 68, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Versión para tema claro */
[data-theme="light"] .hero-cta {
  background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
  color: white; /* Texto blanco en tema claro */
  box-shadow: 
    0 4px 15px rgba(35, 244, 68, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

[data-theme="light"] .hero-cta:hover {
  background: linear-gradient(135deg, #059669 0%, var(--accent-green) 100%);
  color: white;
  transform: translateY(-2px);
  box-shadow: 
    0 8px 25px rgba(35, 244, 68, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* =======================
   GUÍA DETALLADA DE NIVELES - UI/UX MEJORADA
   ======================= */

/* Contenedor principal de la guía */
#detailed-guide {
  background: linear-gradient(135deg, var(--surface-1) 0%, var(--surface-2) 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-top: var(--space-2xl);
  position: relative;
  overflow: hidden;
}

#detailed-guide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-blue), var(--accent-green));
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* Header de la sección */
.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
  position: relative;
}

.section-title {
  font-size: clamp(2rem, 5vw, 2.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-green) 50%, var(--accent-blue) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-md);
  position: relative;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Secciones de niveles */
.levels-section {
  margin-bottom: var(--space-2xl);
  background: var(--surface-2);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--border-color);
  position: relative;
  transition: all 0.3s ease;
}

.levels-section:hover {
  border-color: var(--accent-green);
  box-shadow: 0 10px 30px rgba(35, 244, 68, 0.1);
}

.levels-section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xl);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.levels-section-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--accent-green);
  border-radius: 2px;
}

/* Badges de nivel mejorados */
.level-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: var(--space-sm) var(--space-lg);
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.level-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.level-badge:hover::before {
  left: 100%;
}

.level-badge.basic {
  background: linear-gradient(135deg, var(--accent-green), #059669);
  color: var(--primary-dark);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.level-badge.intermediate {
  background: linear-gradient(135deg, var(--accent-blue), #1e40af);
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.level-badge.advanced {
  background: linear-gradient(135deg, var(--accent-orange), #d97706);
  color: var(--primary-dark);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.level-badge.expert {
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.level-badge.master {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.level-badge.legendary {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: var(--primary-dark);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Detalles de nivel rediseñados */
.level-detail {
  background: var(--surface-1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.level-detail::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--border-color);
  transition: all 0.3s ease;
}

.level-detail:hover {
  border-color: var(--accent-green);
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(35, 244, 68, 0.15);
}

.level-detail:hover::before {
  background: linear-gradient(180deg, var(--accent-green), var(--accent-blue));
  width: 6px;
}

.level-detail.active {
  border-color: var(--accent-green);
  box-shadow: 0 20px 40px rgba(35, 244, 68, 0.2);
}

.level-detail.active::before {
  background: linear-gradient(180deg, var(--accent-green), var(--accent-blue));
  width: 6px;
}

/* Header del nivel mejorado */
.level-detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  background: var(--surface-1);
}

.level-detail-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-green);
  transition: width 0.3s ease;
}

.level-detail-header:hover::after {
  width: 100%;
}

.level-detail-header:hover {
  background: linear-gradient(135deg, var(--surface-2), var(--surface-3));
}

.level-info {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

/* Número de nivel mejorado */
.level-number {
  background: linear-gradient(135deg, var(--accent-green), #059669);
  color: var(--primary-dark);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  min-width: 50px;
  text-align: center;
  position: relative;
  box-shadow: 0 4px 15px rgba(35, 244, 68, 0.3);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.level-number::before {
  content: '#';
  position: absolute;
  top: -5px;
  left: -5px;
  font-size: 0.7rem;
  opacity: 0.7;
}

.level-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  transition: color 0.3s ease;
}

.level-detail-header:hover .level-title {
  color: var(--accent-green);
}

.level-meta {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.difficulty {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
  padding: var(--space-xs) var(--space-md);
  background: var(--surface-3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.toggle-icon {
  color: var(--accent-green);
  font-size: 1.2rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-weight: bold;
}

.level-detail.active .toggle-icon {
  transform: rotate(90deg);
  color: var(--accent-blue);
}

/* Contenido del nivel mejorado */
.level-content {
  display: none;
  padding: 0 var(--space-xl) var(--space-xl);
  border-top: 1px solid var(--border-color);
  background: linear-gradient(135deg, var(--surface-1), var(--surface-2));
}

.level-content.active {
  display: block;
  animation: slideDownFade 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.level-content > div {
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: var(--surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.level-content > div:hover {
  border-color: var(--accent-green);
  box-shadow: 0 5px 15px rgba(35, 244, 68, 0.1);
}

.level-content h5 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-color);
}

.level-content p, .level-content li {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

.level-content ul {
  padding-left: var(--space-xl);
}

.level-content li {
  margin-bottom: var(--space-sm);
}

/* Bloques de código mejorados */
.code-block {
  background: var(--primary-dark);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-lg) 0;
  position: relative;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.code-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, var(--surface-3), var(--surface-2));
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-accent);
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.code-header::before {
  content: '●●●';
  color: var(--accent-green);
  font-size: 1.2rem;
  letter-spacing: 0.2em;
}

.code-block pre {
  margin: 0;
  padding: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--accent-green);
  overflow-x: auto;
  background: var(--primary-dark);
}

.code-block pre::-webkit-scrollbar {
  height: 8px;
}

.code-block pre::-webkit-scrollbar-track {
  background: var(--surface-3);
}

.code-block pre::-webkit-scrollbar-thumb {
  background: var(--accent-green);
  border-radius: 4px;
}

/* Caja de credenciales mejorada */
.credential-box {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: linear-gradient(135deg, var(--surface-3), var(--surface-2));
  border: 2px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-lg) 0;
  position: relative;
  overflow: hidden;
}

.credential-box::before {
  content: '🔐';
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-size: 1.2rem;
  opacity: 0.3;
}

.credential-label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.credential-value {
  font-family: var(--font-mono);
  color: var(--accent-green);
  font-size: 0.9rem;
  background: var(--primary-dark);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-accent);
  flex: 1;
  word-break: break-all;
  text-shadow: 0 0 10px rgba(35, 244, 68, 0.3);
}

/* Botón de copiar mejorado */
.copy-btn {
  background: linear-gradient(135deg, var(--surface-2), var(--surface-3));
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.875rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  font-weight: 500;
}

.copy-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(circle, var(--accent-green) 0%, transparent 70%);
  transition: all 0.3s ease;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.copy-btn:hover {
  background: var(--accent-green);
  color: var(--primary-dark);
  border-color: var(--accent-green);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(35, 244, 68, 0.3);
}

.copy-btn:hover::before {
  width: 200px;
  height: 200px;
}

.copy-btn:active {
  transform: translateY(0);
}

/* Animaciones mejoradas */
@keyframes slideDownFade {
  from {
    opacity: 0;
    transform: translateY(-20px);
    max-height: 0;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    max-height: 1000px;
  }
}

/* Efectos especiales */
.level-objective {
  border-left: 4px solid var(--accent-blue);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), transparent);
}

.level-solution {
  border-left: 4px solid var(--accent-green);
  background: linear-gradient(135deg, rgba(35, 244, 68, 0.1), transparent);
}

.level-explanation {
  border-left: 4px solid var(--accent-orange);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), transparent);
}

/* Responsive mejorado */
@media (max-width: 768px) {
  #detailed-guide {
    padding: var(--space-lg);
    margin-top: var(--space-xl);
  }
  
  .levels-section {
    padding: var(--space-lg);
  }
  
  .level-detail-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
  }
  
  .level-info {
    width: 100%;
  }
  
  .level-meta {
    align-self: flex-end;
    width: 100%;
    justify-content: space-between;
  }
  
  .credential-box {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }
  
  .credential-value {
    width: 100%;
    text-align: center;
  }
  
  .level-content {
    padding: 0 var(--space-lg) var(--space-lg);
  }
  
  .level-content > div {
    padding: var(--space-md);
  }
}

/* Estados de hover para mejor feedback */
@media (hover: hover) {
  .level-detail:hover .level-number {
    background: linear-gradient(135deg, #059669, var(--accent-green));
    transform: scale(1.05);
  }
  
  .level-detail:hover .toggle-icon {
    transform: scale(1.1);
  }
}

/* Tema claro - ajustes específicos */
[data-theme="light"] .level-detail {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .level-detail:hover {
  box-shadow: 0 20px 40px rgba(35, 244, 68, 0.1);
}

[data-theme="light"] .code-block {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Badges adicionales */
.level-badge.legendary {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: var(--primary-dark);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  position: relative;
  overflow: hidden;
}

.level-badge.legendary::before {
  content: '⭐';
  position: absolute;
  left: -20px;
  animation: sparkle 2s infinite;
}

@keyframes sparkle {
  0%, 100% { left: -20px; opacity: 0; }
  50% { left: 100%; opacity: 1; }
}

/* Mensaje de completación especial */
.completion-message {
  background: linear-gradient(135deg, rgba(35, 244, 68, 0.1), rgba(59, 130, 246, 0.1));
  border: 2px solid var(--accent-green);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-lg) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.completion-message::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(35, 244, 68, 0.1), transparent);
  animation: celebration 3s infinite;
}

@keyframes celebration {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.completion-content {
  position: relative;
  z-index: 1;
}

.completion-content h4 {
  font-size: 1.5rem;
  color: var(--accent-green);
  margin-bottom: var(--space-md);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.completion-content ul {
  text-align: left;
  max-width: 500px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.completion-content li {
  padding: var(--space-xs) 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Efectos especiales para el nivel final */
#level-33 {
  background: linear-gradient(135deg, rgba(35, 244, 68, 0.05), rgba(59, 130, 246, 0.05));
  border: 2px solid var(--accent-green);
}

#level-33 .level-number {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
  from { box-shadow: 0 0 10px rgba(245, 158, 11, 0.5); }
  to { box-shadow: 0 0 20px rgba(245, 158, 11, 0.8), 0 0 30px rgba(245, 158, 11, 0.6); }
}

/* Estilos para el título principal */
.title-highlight {
  display: inline-block;
  color: #23f444;
}

.title-main {
  display: inline-block;
  color: var(--text-primary);
  margin-left: 0.5rem;
}

/* Animación de brillo para el título */
@keyframes titleGlow {
  from {
    text-shadow: 
      0 0 10px rgba(35, 244, 68, 0.5),
      0 0 20px rgba(35, 244, 68, 0.3),
      0 0 30px rgba(35, 244, 68, 0.2);
  }
  to {
    text-shadow: 
      0 0 15px rgba(35, 244, 68, 0.7),
      0 0 25px rgba(35, 244, 68, 0.5),
      0 0 35px rgba(35, 244, 68, 0.3);
  }
}

/* Responsividad para el título */
@media (max-width: 768px) {
  .hero-section {
    min-height: 100vh;
    height: 100vh;
    max-height: 100vh;
    padding: 1rem;
  }
  
  .hero-container {
    padding: 1rem;
  }
  
  .hero-stats {
    gap: var(--space-lg);
  }
  
  .hero-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .title-main {
    margin-left: 0.3rem;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-cta {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2rem, 12vw, 3rem);
  }
  
  .title-main {
    margin-left: 0;
  }
  
  .hero-stats {
    gap: var(--space-md);
  }
  
  .stat-item {
    min-width: 100px;
    padding: var(--space-sm);
  }
  
  .stat-number {
    font-size: 1.5rem;
  }
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: linear-gradient(135deg, #23f444, #1ed33f);
  color: white;
  padding: var(--space-xs) var(--space-md);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  box-shadow: 0 4px 20px rgba(35, 244, 68, 0.3);
  border: 1px solid rgba(35, 244, 68, 0.4);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary) 0%, #23f444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.25rem);
  color: var(--text-primary);
  margin-bottom: var(--space-2xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-md);
  background: rgba(35, 244, 68, 0.05);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(35, 244, 68, 0.2);
  min-width: 120px;
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(35, 244, 68, 0.2);
  border-color: #23f444;
  background: rgba(35, 244, 68, 0.1);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: #23f444;
  text-shadow: 0 0 10px rgba(35, 244, 68, 0.3);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.hero-cta.primary {
  background: linear-gradient(135deg, #23f444, #1ed33f);
  color: white;
  box-shadow: 0 4px 20px rgba(35, 244, 68, 0.3);
}

.hero-cta.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(35, 244, 68, 0.4);
  background: linear-gradient(135deg, #1ed33f, #19c437);
}

.hero-cta.secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: rgba(35, 244, 68, 0.4);
}

.hero-cta.secondary:hover {
  background: rgba(35, 244, 68, 0.1);
  border-color: #23f444;
  color: #23f444;
  transform: translateY(-3px);
}

/* Light theme adjustments for hero */
[data-theme="light"] .hero-title {
  background: linear-gradient( #23f444 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .hero-section {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

[data-theme="light"] .hero-section::before {
  background: 
    radial-gradient(circle at 20% 80%, rgba(35, 244, 68, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(35, 244, 68, 0.06) 0%, transparent 50%);
}
@media (max-width: 400px) {
  .hero-badge {
    font-size: 0.8rem;
    padding: var(--space-xs) var(--space-sm);
  }
  
  .stat-number {
    font-size: 1.5rem;
  }
  
  .stat-label {
    font-size: 0.8rem;
  }
}
/* =======================
   SECCIÓN FINAL ÉPICA - MISIÓN COMPLETADA
   ======================= */
.completion-section {
  background: linear-gradient(135deg, var(--surface-1) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: var(--space-2xl);
  margin-top: var(--space-2xl);
  position: relative;
  overflow: hidden;
  border: 2px solid rgba(35, 244, 68, 0.3);
}

.completion-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, 
    #23f444 0%, 
    #3b82f6 33%, 
    #f59e0b 66%, 
    #23f444 100%);
  animation: rainbow-pulse 3s ease-in-out infinite;
}

.completion-section::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(35, 244, 68, 0.1) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  animation: pulse-glow 4s ease-in-out infinite;
  pointer-events: none;
}

@keyframes rainbow-pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

@keyframes pulse-glow {
  0%, 100% { 
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
  }
  50% { 
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.6;
  }
}

/* Header de misión completada */
.mission-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
  position: relative;
  z-index: 2;
}

.mission-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  background: linear-gradient(135deg, #23f444 0%, #3b82f6 50%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-md);
  position: relative;
  display: inline-block;
}

.mission-title::before {
  content: '⚡';
  position: absolute;
  left: -60px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  animation: lightning 2s ease-in-out infinite;
}

.mission-title::after {
  content: '🎯';
  position: absolute;
  right: -60px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  animation: target-pulse 2s ease-in-out infinite;
}

@keyframes lightning {
  0%, 100% { opacity: 0.7; transform: translateY(-50%) scale(1); }
  50% { opacity: 1; transform: translateY(-50%) scale(1.1); }
}

@keyframes target-pulse {
  0%, 100% { opacity: 0.7; transform: translateY(-50%) rotate(0deg); }
  50% { opacity: 1; transform: translateY(-50%) rotate(10deg); }
}

.mission-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  position: relative;
}

.hacker-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background: linear-gradient(135deg, #23f444, #1ed33f);
  color: white;
  padding: var(--space-sm) var(--space-lg);
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  box-shadow: 0 6px 25px rgba(35, 244, 68, 0.4);
  border: 2px solid rgba(35, 244, 68, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  overflow: hidden;
}

.hacker-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  animation: badge-shine 3s infinite;
}

@keyframes badge-shine {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Grid de secciones */
.completion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
  position: relative;
  z-index: 2;
}

/* Sección de aventuras */
.adventure-section {
  background: linear-gradient(135deg, var(--surface-2) 0%, var(--surface-3) 100%);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.adventure-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #23f444, #3b82f6);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.adventure-section:hover {
  border-color: #23f444;
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(35, 244, 68, 0.2);
}

.adventure-section:hover::before {
  transform: scaleX(1);
}

.section-title-epic {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-subtitle-epic {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

/* Tarjetas de recursos épicas */
.resource-cards {
  display: grid;
  gap: var(--space-lg);
}

.resource-card {
  background: var(--surface-1);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.resource-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--border-color);
  transition: all 0.3s ease;
}

.resource-card:hover {
  border-color: #23f444;
  transform: translateX(8px);
  box-shadow: 0 15px 35px rgba(35, 244, 68, 0.15);
}

.resource-card:hover::before {
  background: linear-gradient(180deg, #23f444, #3b82f6);
  width: 6px;
}

.resource-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.resource-icon {
  font-size: 1.5rem;
  background: linear-gradient(135deg, #23f444, #1ed33f);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.resource-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.resource-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

.resource-link {
  color: #23f444;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: all 0.3s ease;
}

.resource-link:hover {
  color: #1ed33f;
  transform: translateX(4px);
}

/* Sección de reflexiones épica */
.reflection-section {
  background: linear-gradient(135deg, 
    rgba(35, 244, 68, 0.05) 0%, 
    rgba(59, 130, 246, 0.05) 50%, 
    rgba(245, 158, 11, 0.05) 100%);
  border: 2px solid rgba(35, 244, 68, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
  overflow: hidden;
}

.reflection-content {
  position: relative;
  z-index: 2;
}

.reflection-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  text-align: center;
  font-style: italic;
  position: relative;
}

.reflection-text::before,
.reflection-text::after {
  content: '"';
  font-size: 2rem;
  color: #23f444;
  font-weight: bold;
  position: absolute;
  top: -10px;
}

.reflection-text::before {
  left: -20px;
}

.reflection-text::after {
  right: -20px;
  bottom: -10px;
  top: auto;
}

/* Badges de habilidades épicos */
.skills-showcase {
  margin-bottom: var(--space-xl);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.skill-badge {
  background: linear-gradient(135deg, var(--surface-2), var(--surface-3));
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.skill-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #23f444, #3b82f6, #f59e0b);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.skill-badge:hover {
  border-color: #23f444;
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 20px 40px rgba(35, 244, 68, 0.2);
}

.skill-badge:hover::before {
  transform: scaleX(1);
}

.skill-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.skill-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.skill-level {
  font-size: 0.8rem;
  color: #23f444;
  font-weight: 600;
  text-transform: uppercase;
}

/* Call to action final épico */
.final-cta {
  text-align: center;
  background: linear-gradient(135deg, var(--primary-dark), var(--surface-1));
  border: 2px solid rgba(35, 244, 68, 0.4);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, 
    rgba(35, 244, 68, 0.1), 
    rgba(59, 130, 246, 0.1), 
    rgba(245, 158, 11, 0.1), 
    rgba(35, 244, 68, 0.1));
  animation: rotate-bg 10s linear infinite;
  opacity: 0.5;
}

@keyframes rotate-bg {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.cta-text {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: linear-gradient(135deg, #23f444, #1ed33f);
  color: white;
  padding: var(--space-lg) var(--space-xl);
  border-radius: var(--radius-lg);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.cta-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(35, 244, 68, 0.4);
  background: linear-gradient(135deg, #1ed33f, #19c437);
}

.cta-btn:hover::before {
  left: 100%;
}

.cta-btn.secondary {
  background: transparent;
  color: #23f444;
  border-color: #23f444;
}

.cta-btn.secondary:hover {
  background: rgba(35, 244, 68, 0.1);
  color: #1ed33f;
  border-color: #1ed33f;
}

/* Responsive design */
@media (max-width: 768px) {
  .completion-section {
    padding: var(--space-xl) var(--space-lg);
  }
  
  .completion-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .mission-title::before,
  .mission-title::after {
    display: none;
  }
  
  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  .reflection-text::before,
  .reflection-text::after {
    display: none;
  }
}

@media (max-width: 480px) {
  .resource-card {
    padding: var(--space-md);
  }
  
  .skill-badge {
    padding: var(--space-md);
  }
  
  .final-cta {
    padding: var(--space-xl) var(--space-md);
  }
}

/* Tema claro */
[data-theme="light"] .completion-section {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  border-color: rgba(35, 244, 68, 0.2);
}

[data-theme="light"] .adventure-section {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .adventure-section:hover {
  box-shadow: 0 25px 50px rgba(35, 244, 68, 0.15);
}

[data-theme="light"] .skill-badge {
  background: linear-gradient(135deg, #ffffff, #f8fafc);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .skill-badge:hover {
  box-shadow: 0 20px 40px rgba(35, 244, 68, 0.15);
}
footer {
  background: linear-gradient(135deg, #1e3a8a 0%, #051b3f 100%);
  color: #f6f7f8;
  text-align: center;
  padding: 2rem 0;
  margin-top: 4rem;
  border-top: 1px solid rgba(59, 130, 246, 0.3);
}

footer p {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}