@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

/* --- variables globales --- */
:root {
  --bg-primary: #080808;
  --bg-secondary: #111111;
  --bg-tertiary: #1a1a1a;
  
  --accent-gold: #c5a880;
  --accent-gold-hover: #dfc6a3;
  --accent-gold-glow: rgba(197, 168, 128, 0.15);
  
  --text-main: #f4f1eb;
  --text-muted: #aaa7a0;
  --text-dim: #7a7772;
  
  --border-color: rgba(197, 168, 128, 0.2);
  --border-light: rgba(255, 255, 255, 0.05);
  
  --font-title: 'Cormorant Garamond', serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.25s ease;
  
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 12px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 24px 48px rgba(0, 0, 0, 0.6);
  
  --max-width: 1200px;
}

/* --- reset de estilos --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- barra de desplazamiento personalizada --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border: 2px solid var(--bg-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold);
}

/* --- tipografía --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
  font-weight: 300;
}

h2 {
  font-size: clamp(2rem, 3.5vw + 0.5rem, 3.2rem);
  font-weight: 300;
  letter-spacing: 0.02em;
}

h3 {
  font-size: clamp(1.5rem, 2vw + 0.5rem, 2.2rem);
  font-weight: 400;
}

p {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--text-muted);
  font-size: 1rem;
}

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

/* --- componentes comunes / utilidades --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }
}

/* --- botones de acción (cta) --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 2.2rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary {
  background-color: var(--accent-gold);
  color: #000;
  border: 1px solid var(--accent-gold);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent-gold-hover);
  z-index: -1;
  transform: translateY(100%);
  transition: var(--transition-smooth);
}

.btn-primary:hover {
  box-shadow: 0 0 20px var(--accent-gold-glow);
}

.btn-primary:hover::before {
  transform: translateY(0);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-light);
  border-color: var(--accent-gold);
}

/* --- sección de cabecera de sección --- */
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem auto;
}

.section-header .subtitle {
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: 0.75rem;
  display: inline-block;
  font-weight: 500;
}

.section-header h2 {
  margin-bottom: 1.2rem;
}

.section-header .divider {
  width: 60px;
  height: 1px;
  background-color: var(--accent-gold);
  margin: 1.5rem auto;
  opacity: 0.6;
}

.section-header p {
  color: var(--text-muted);
}

/* --- clases de animación (para scroll reveal) --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* Visibilidad de lector de pantalla */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}