main {
  padding-bottom: 40px;
}

main .container {
  display: block;
}

/* seccion hero */

.hero-contact {
   background: linear-gradient(to right, #007BFF, #00d4ff); 
   color: #fff;
   height: auto;
   padding: 80px 20px;
}

.hero-contact .hero-container {
  max-width: 700px;
  margin: 0 auto;
}

.hero-contact h1 {
  font-size: 2.2rem;
  line-height: 1.2;
  margin-bottom: 15px;
}

.hero-contact .hero-sub {
  font-size: 1.1rem;
  margin-bottom: 10px;
  opacity: 0.95;
}

.hero-contact .hero-trust {
  font-size: 0.95rem;
  opacity: 0.9;
}

/* seccion casos de uso */
.contact-use-cases {
  padding: 60px 0;
  background: #ffffff;
}

.use-case-card {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  border: 1px solid #eee;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
  height: 100%;
  transition: all 0.2s ease;
}

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

.use-case-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.use-case-card p {
  font-size: 0.95rem;
  color: #555;
}

/* layout sección */
.contact-section {
  background: #f4f6f8;
  padding: 10px 0;
}

.contact-section .container {
  max-width: 1100px;
}

.contact-promise {
  font-size: 0.95rem;
  color: #0d6efd;
  font-weight: 500;
}

/* card formulario */
.contact-card {
  background: #ffffff;
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
  border: 1px solid #f1f1f1;
}

.contact-card .form-control {
  border-radius: 8px;
  padding: 12px;
}

.contact-card label {
  font-weight: 500;
}

.contact-card textarea {
  min-height: 120px;
}

/* columna derecha */
.contact-info {
  background: #ffffff;
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05);
  height: 100%;
}

.contact-info h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.contact-info p {
  color: #555;
}

/* separador visual */
.contact-info hr {
  margin: 20px 0;
  opacity: 0.2;
}

/* mejorar jerarquía */
.contact-info h4 {
  margin-bottom: 10px;
}

/* botón whatsapp */
.btn-whatsapp {
  display: inline-block;
  background: #25D366;
  color: #fff;
  padding: 12px 20px;
  border-radius: 8px;
  text-decoration: none;
  margin: 15px 0;
  font-weight: 500;
}

.btn-whatsapp:hover {
  background: #1ebe5d;
}

/* datos */
.contact-data {
  margin-top: 15px;
  font-size: 0.95rem;
}

.contact-data p {
  margin-bottom: 6px;
}

/* confianza */
.contact-trust {
  margin-top: 15px;
  font-size: 0.9rem;
  color: #666;
}

.row.align-items-start {
  align-items: stretch !important;
}

.contact-authority {
  padding: 70px 0;
  background: #ffffff;
  border-top: 1px solid #eee;
}

.contact-authority .gt-description {
  max-width: 700px;
  margin: 0 auto;
}

/* cards */
.authority-card {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  border: 1px solid #eee;
  box-shadow: 0 10px 25px rgba(0,0,0,0.04);
  height: 100%;
  transition: all 0.2s ease;
}

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

/* títulos */
.authority-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

/* texto */
.authority-card p {
  font-size: 0.95rem;
  color: #555;
}