.section-nosotros {
  background: linear-gradient(135deg, #1e1e1e, #2a2a2a);
  padding: 80px 20px;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(255, 107, 107, 0.2);
  margin-top: 40px;
  text-align: center;
  color: white;
  font-family: 'Segoe UI', sans-serif;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.grid-nosotros {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  max-width: 1100px;
  margin: 0 auto;
}

.about-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 40px 25px;
  box-shadow: 0 6px 15px rgba(255, 107, 107, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s;
  cursor: default;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
  animation: rotateGlow 15s linear infinite;
  z-index: 0;
}

.about-card > * {
  position: relative;
  z-index: 1;
}

.about-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 10px 30px rgba(255, 107, 107, 0.25);
}

.about-card h3 {
  font-size: 20px;
  color: #ffffff;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.about-card p {
  font-size: 15px;
  color: #ddd;
  opacity: 0.85;
  line-height: 1.6;
}

.section-tagline {
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 2px;
  color: #ffcc00;
  opacity: 0.85;
  margin-bottom: 10px;
  font-weight: 600;
}

@keyframes rotateGlow {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.section-servicios::after,
.section-nosotros::after,
.section-contacto::after {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(to right, transparent, #ff6b6b, transparent);
  margin: 60px auto 0;
  width: 60%;
}