#cta {
  position: relative;
  padding: 120px 48px;
  overflow: hidden;
  background: #0a0a0f;
}

#cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(0,212,255,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(123,47,255,0.1) 0%, transparent 70%),
    linear-gradient(135deg, #0a0a0f 0%, #0e0818 50%, #0a0a0f 100%);
  z-index: 0;
}

#cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.cta-eyebrow {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #00d4ff;
  text-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
  margin-bottom: -8px;
}

.cta-title {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 40px;
  line-height: 1.2;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 0 0 40px rgba(0,212,255,0.25), 0 0 80px rgba(123,47,255,0.15);
}

.cta-subtitle {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 500;
  font-size: 20px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8a9bb0;
}

.cta-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.cta-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: #25d366;
  color: #ffffff;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 8px;
  box-shadow: 0 0 24px rgba(37,211,102,0.3);
  transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.cta-btn-primary:hover {
  background: #1fb855;
  box-shadow: 0 0 36px rgba(37,211,102,0.5);
  transform: translateY(-3px);
}

.cta-btn-primary i { font-size: 20px; }

.cta-btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 15px 36px;
  background: transparent;
  color: #c0c8d8;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid rgba(0,212,255,0.4);
  border-radius: 8px;
  box-shadow: 0 0 14px rgba(0,212,255,0.08);
  transition: color 0.3s ease, border-color 0.3s ease,
              background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.cta-btn-secondary:hover {
  color: #00d4ff;
  border-color: rgba(0,212,255,0.7);
  background: rgba(0,212,255,0.06);
  box-shadow: 0 0 24px rgba(0,212,255,0.18);
  transform: translateY(-3px);
}

/* 1440px+ */
@media (min-width: 1440px) {
  #cta { padding: 120px 64px; }
}

/* Laptop */
@media (max-width: 1280px) {
  #cta { padding: 100px 40px; }
  .cta-title { font-size: 34px; }
}

/* Tablet landscape */
@media (max-width: 1024px) {
  #cta { padding: 88px 32px; }
  .cta-title { font-size: 30px; }
}

/* Tablet portrait */
@media (max-width: 768px) {
  #cta { padding: 80px 24px; }
  .cta-title { font-size: 26px; }
  .cta-subtitle { font-size: 16px; }
}

/* Móvil */
@media (max-width: 480px) {
  #cta { padding: 64px 16px; }
  .cta-title { font-size: 20px; letter-spacing: 0.03em; }
  .cta-subtitle { font-size: 14px; }
  .cta-buttons { flex-direction: column; width: 100%; }
  .cta-btn-primary,
  .cta-btn-secondary {
    width: 100%;
    justify-content: center;
    font-size: 15px;
    padding: 14px 20px;
  }
}