@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap');
@import url('https://unpkg.com/aos@2.3.4/dist/aos.css');

:root {
  --color-bg: #fffaf5;
  --color-primary: #5b3cc4;
  --color-secondary: #e3d5ff;
  --color-accent: #1a237e; /* Azul profundo */
  --color-text: #333;
  --color-footer: #ede7f6;
  --color-shadow: rgba(90, 60, 196, 0.08);
}

body {
  font-family: 'Montserrat', system-ui, sans-serif;
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  transition: background 0.4s;
}

header, footer {
  background: var(--color-secondary);
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: 0 2px 8px var(--color-shadow);
  animation: fadeInDown 1s;
}

header h1 a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 700;
  font-size: 2.2rem;
  letter-spacing: 1px;
  transition: color 0.3s;
}

header h1 a:hover {
  color: var(--color-primary);
}

nav a {
  color: var(--color-primary);
  margin: 0 1rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: color 0.3s, border-bottom 0.3s;
  border-bottom: 2px solid transparent;
}

nav a:hover, nav a:focus {
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}

main {
  padding: 2.5rem 1rem 2rem 1rem;
  max-width: 800px;
  margin: 0 auto;
  animation: fadeInUp 1.2s;
}

section {
  margin-bottom: 2.5rem;
  background: #fff;
  border-radius: 1.2rem;
  box-shadow: 0 4px 24px var(--color-shadow);
  padding: 2rem 1.5rem;
  animation: fadeIn 1.2s;
  opacity: 0;
  transform: translateY(40px);
  animation-fill-mode: forwards;
  animation-delay: 0.2s;
}

section:nth-child(2) { animation-delay: 0.4s; }
section:nth-child(3) { animation-delay: 0.6s; }

h1, h2 {
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 0.7rem;
  letter-spacing: 0.5px;
}

h2 {
  color: var(--color-accent);
}

ul {
  padding-left: 1.2rem;
}

li {
  margin-bottom: 0.7rem;
  font-size: 1.08rem;
}

button, .btn {
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: 0.7rem;
  padding: 0.7rem 1.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
  margin-top: 1rem;
  display: inline-block;
}

button:hover, .btn:hover {
  background: var(--color-primary);
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 16px var(--color-shadow);
}

footer {
  background: var(--color-footer);
  color: var(--color-accent);
  font-size: 1rem;
  border-top: 1px solid var(--color-secondary);
  margin-top: 2rem;
  animation: fadeInUp 1.2s;
}

@media (max-width: 600px) {
  main {
    padding: 1.2rem 0.2rem 1.2rem 0.2rem;
  }
  section {
    padding: 1.2rem 0.7rem;
  }
  header h1 a {
    font-size: 1.3rem;
  }
}

/* Animaciones */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Animaciones personalizadas para AOS */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
}
[data-aos].aos-animate {
  opacity: 1;
}