/* =========================================
   Variables Globales
   ========================================= */
:root {
  --color-primary: #0A192F; /* Azul Marino Profundo */
  --color-accent: #D4AF37;  /* Dorado / Champagne */
  --color-text: #FFFFFF;
  --color-text-muted: #8892B0;
  --color-bg-light: rgba(255, 255, 255, 0.05);
  
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition: all 0.3s ease-in-out;
}

/* =========================================
   Reset y Base
   ========================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 1rem;
}

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

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

/* =========================================
   Navegación
   ========================================= */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 5%;
  background-color: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.menu-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--color-accent);
  cursor: pointer;
}

/* =========================================
   Botones
   ========================================= */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: 1px solid var(--color-accent);
  border-radius: 4px;
  background: transparent;
  color: var(--color-accent);
  cursor: pointer;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background: transparent;
  color: var(--color-accent);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
}

.btn-outline:hover {
  background: rgba(212, 175, 55, 0.1);
}

/* =========================================
   Secciones Generales
   ========================================= */
section {
  padding: 6rem 5%;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  color: var(--color-accent);
  margin-bottom: 3rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-top: 80px; /* offset para navbar */
  background: radial-gradient(circle at center, rgba(10,25,47,1) 0%, rgba(5,13,26,1) 100%);
}

.hero-logo {
  max-width: 250px;
  margin-bottom: 2rem;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border: 2px solid rgba(212, 175, 55, 0.3);
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero p {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
}

/* =========================================
   Horarios Section (Grid)
   ========================================= */
.horarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--color-bg-light);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border-color: rgba(212, 175, 55, 0.5);
}

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

.card h3 {
  font-size: 1.5rem;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.card p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* =========================================
   Modalidades Section (Comparativa)
   ========================================= */
.modalidades-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 3rem;
}

.pricing-card {
  background: linear-gradient(145deg, rgba(255,255,255,0.02), rgba(0,0,0,0.2));
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 12px;
  padding: 3rem;
  flex: 1;
  min-width: 300px;
  max-width: 450px;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--color-accent);
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.15);
}

.pricing-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-title {
  font-size: 1.8rem;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-size: 3rem;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-accent);
}

.pricing-period {
  font-size: 1rem;
  color: var(--color-text-muted);
}

.pricing-features {
  list-style: none;
  margin-bottom: 3rem;
  flex-grow: 1;
}

.pricing-features li {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

.pricing-action {
  text-align: center;
  margin-top: auto;
}

/* =========================================
   Inscripción Section
   ========================================= */
.inscripcion-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-bg-light);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 8px;
  padding: 3rem;
  text-align: center;
}

.inscripcion-amount {
  font-size: 2.5rem;
  color: var(--color-accent);
  font-family: var(--font-heading);
  font-weight: 700;
  margin: 1.5rem 0;
}

.requisitos-list {
  background: rgba(0, 0, 0, 0.2);
  padding: 2rem;
  border-radius: 6px;
  margin: 0 auto 2rem auto;
  text-align: left;
  max-width: 450px;
  list-style: none;
}

.requisitos-list li {
  margin-bottom: 1rem;
  padding-left: 2rem;
  position: relative;
  font-size: 1.1rem;
  color: var(--color-text);
}

.requisitos-list li:last-child {
  margin-bottom: 0;
}

.requisitos-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

/* =========================================
   Footer
   ========================================= */
footer {
  background-color: #050d1a;
  padding: 3rem 5%;
  text-align: center;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 2px;
}

.footer-copy {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* =========================================
   Media Queries
   ========================================= */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .nav-links {
    display: none; /* Idealmente se implementaría un menú hamburguesa con JS */
  }
  
  .menu-toggle {
    display: block;
  }
  
  .modalidades-container {
    flex-direction: column;
    align-items: center;
  }
  
  .pricing-card {
    width: 100%;
    max-width: none;
  }
}