/* Modern CSS Reset, Variables and Base Styles */
:root {
  /* Color Palette */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --secondary: #f59e0b;
  --accent: #10b981;
  --accent-light: #34d399;
  
  /* Neutral & Background Colors */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.05);
  
  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  
  /* Borders & Shadows */
  --border: rgba(255, 255, 255, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.08);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Sizing & Spacing */
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 5rem;

  /* Border Radius */
  --radius: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--text-primary);
  background: linear-gradient(145deg, var(--bg-primary) 0%, #1a202c 100%);
  
  /* CORRECCIÓN SAFARI: Deshabilitar 'fixed' previene el fondo blanco en iOS */
  /* background-attachment: fixed; */
  
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-lg); }

/* --- Navigation --- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  animation: fadeInDown 0.8s ease-out;
}
.nav .left { display: flex; align-items: center; gap: 0.75rem; }
.brand { height: 50px; transition: var(--transition); }
.brand:hover { transform: scale(1.05); }
.note { font-size: 0.75rem; color: var(--text-muted); font-weight: 500; }
.nav .right { display: flex; align-items: center; gap: var(--space-md); }
.contact-email {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  transition: var(--transition);
}
.contact-email:hover { color: var(--primary); background: var(--bg-glass); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem var(--space-lg);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; top: 50%; left: 50%; width: 0; height: 0;
  background: rgba(255, 255, 255, 0.1); border-radius: 50%;
  transform: translate(-50%, -50%); transition: width 0.4s, height 0.4s;
}
.btn:hover::before { width: 200%; height: 200%; }

.btn-primary { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: white; box-shadow: var(--shadow-lg); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-xl); }

.btn-secondary { background: var(--bg-glass); color: var(--text-primary); border: 1px solid var(--border); backdrop-filter: blur(10px); }
.btn-secondary:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--primary); transform: translateY(-3px); }

.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-glass); color: var(--text-primary); }

.btn-large { padding: var(--space-lg) var(--space-2xl); font-size: 1rem; }

/* --- Hero Section --- */
.hero {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl);
  align-items: center; padding: var(--space-3xl) 0; min-height: 80vh;
}
.hero-content { animation: fadeInLeft 1s ease-out; }
.badge {
  display: inline-block; padding: 0.4rem 1rem; background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: white; border-radius: 99px; font-size: 0.875rem; font-weight: 600; margin-bottom: var(--space-lg);
}
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; line-height: 1.1; margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.gradient-text {
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.lead { font-size: 1.25rem; color: var(--text-secondary); margin-bottom: var(--space-2xl); max-width: 550px; }
.hero-cta { display: flex; gap: var(--space-md); align-items: center; }

.app-stores { margin-top: var(--space-xl); }
.app-stores-label { font-size: 0.875rem; color: var(--text-muted); margin-bottom: var(--space-md); font-weight: 500; }
.store-badges { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.store-badge {
  display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem var(--space-md);
  background: var(--bg-glass); border: 1px solid var(--border); border-radius: var(--radius-lg);
  text-decoration: none; transition: var(--transition); backdrop-filter: blur(10px);
}
.store-badge:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.store-text { display: flex; flex-direction: column; gap: 2px; text-align: left; }
.store-subtitle { font-size: 0.7rem; color: var(--text-muted); font-weight: 500; line-height: 1; text-transform: uppercase;}
.store-title { font-size: 0.9rem; color: var(--text-primary); font-weight: 600; line-height: 1; }

.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; animation: fadeInRight 1s ease-out; }
.hero-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: var(--space-xl); backdrop-filter: blur(20px); box-shadow: var(--shadow-2xl);
  width: 100%; max-width: 420px; position: relative; z-index: 10;
}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid rgba(255,255,255,0.05)}.card-dots{display:flex;gap:.5rem}.card-dots span{width:10px;height:10px;border-radius:50%}.card-dots span:first-child{background:#ef4444}.card-dots span:nth-child(2){background:#f59e0b}.card-dots span:last-child{background:#10b981}.card-title{font-size:.875rem;font-weight:600;color:var(--text-secondary)}.feature-list{display:flex;flex-direction:column;gap:1rem}.feature-item{display:flex;align-items:center;gap:1rem;padding:1rem;background:var(--bg-glass);border-radius:var(--radius);border:1px solid rgba(255,255,255,0.05);transition:var(--transition)}.feature-item:hover{background:rgba(255,255,255,0.08);transform:translateX(5px)}.feature-icon{font-size:1.25rem;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius)}.feature-text{display:flex;flex-direction:column;gap:2px}.feature-text strong{font-weight:600;color:var(--text-primary);font-size:.9rem}.feature-text span{font-size:.8rem;color:var(--text-muted)}
.floating-elements { position: absolute; top: 0; left: 0; right: 0; bottom: 0; pointer-events: none; }
.floating-card {
  position: absolute; background: var(--bg-glass); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.5rem 1rem; backdrop-filter: blur(10px);
  display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem;
  font-weight: 600; color: var(--text-secondary); box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}
.floating-card.card-1 { top: 10%; right: -10%; animation-delay: 0s; }
.floating-card.card-2 { bottom: 20%; left: -15%; animation-delay: 2s; }
.floating-card.card-3 { top: 60%; right: -5%; animation-delay: 4s; }

/* --- App In Action Section --- */
.app-in-action {
  padding: var(--space-4xl) 0;
  text-align: center;
}
.app-in-action-header {
  margin-bottom: var(--space-3xl);
}
.app-in-action-header h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}
.app-in-action-header .lead {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.app-screenshots {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: var(--space-2xl);
  flex-wrap: wrap; 
  position: relative;
}
.screenshot {
  width: 100%;
  max-width: 250px; 
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--border);
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.5s ease;
  z-index: 5;
  will-change: transform, box-shadow;
}

.screenshot.s1 { transform: rotate(-8deg) translateY(10px); }
.screenshot.s2 { transform: rotate(0deg) translateY(-10px); z-index: 10; }
.screenshot.s3 { transform: rotate(8deg) translateY(10px); }

.screenshot:hover {
  transform: translateY(-20px) scale(1.05);
  box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.4);
  z-index: 15;
}

/* --- Footer --- */
.footer{
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: var(--space-4xl) 0 var(--space-xl);
}
.footer-content{
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}
.footer-brand-info .logo-row{
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.footer-brand-info .logo-row img{
  height: 40px;
  width: auto;
  max-width: 100%;
}

.footer-brand-info p{
  color: var(--text-muted);
  font-size: .9rem;
  line-height: 1.6;
  max-width: 300px;
}
.footer-links-grid{
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--space-xl);
}
.footer-column h4{
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: var(--space-md);
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing:.75px;
}
.footer-column a{
  display:block;
  color:var(--text-muted);
  text-decoration:none;
  font-size:.9rem;
  padding:.5rem 0;
  transition:var(--transition);
}
.footer-column a:hover{color:var(--primary)}

.footer-address {
  margin-top: var(--space-md);
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.footer-address p {
  margin: 0;
}

.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding-top:var(--space-xl);
  border-top:1px solid rgba(255,255,255,0.05);
  color:var(--text-muted);
  font-size:.875rem
}

/* --- Animations --- */
@keyframes float { 0%, 100% { transform: translateY(0px); } 50% { transform: translateY(-20px); } }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInLeft { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { order: -1; margin-bottom: var(--space-2xl); }
  .lead { margin-left: auto; margin-right: auto; }
  .hero-cta, .store-badges { justify-content: center; }
  .footer-content { grid-template-columns: 1fr; }
  .footer-brand-info { text-align: center; }
  .footer-brand-info .logo-row { justify-content: center; }
  .footer-brand-info p { margin-left: auto; margin-right: auto; }
}

@media (max-width: 768px) {
  .nav { flex-direction: column; gap: var(--space-md); }
  .floating-elements { display: none; }
  .footer-links-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); }
  .app-screenshots { gap: var(--space-lg); }
  .screenshot {
    transform: none !important; 
    width: 80%;
  }
  .screenshot:hover {
    transform: scale(1.03) !important;
  }
}