:root {
  --color-primary: #dc3545;
  --color-dark: #a71d2a;
  --color-light: #f8f9fa;
  --color-text: #333;
  --transition: all 0.3s ease;
}

body {
  font-family: 'Segoe UI', Roboto, sans-serif;
  color: var(--color-text);
  background-color: #fff;
  line-height: 1.6;
}

/* Hero exacto */
.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-dark) 100%);
  min-height: 75vh;
  display: flex;
  align-items: center;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
}

.hero-description {
  font-size: 1.25rem;
}

.slide-in-left {
  animation: slideInLeft .6s ease forwards;
}

.slide-in-right {
  animation: slideInRight .6s ease forwards;
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2rem;
  color: var(--color-primary);
}

.card {
  border: none;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,.1);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
}

footer {
  background: linear-gradient(135deg, #1c1c1c 0%, #000 100%);
  color: white;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.1);
  border-radius: 50%;
  color: white;
  margin: 0 .25rem;
  transition: background .3s;
}

.social-links a:hover {
  background: #ffcc00;
  color: #000;
}