* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #121212;
  color: #e0e0e0;
  line-height: 1.6;
}

/* --- Encabezado y pie de página --- */
header {
  background-color: #002b5c; /* Azul oscuro */
  color: white;
  padding: 2rem 1rem;
  text-align: center;
}

footer {
  text-align: center;
  background-color: #002b5c;
  color: white;
  padding: 1rem;
  margin-top: 3rem;
}

/* --- Navegación --- */
nav {
  background-color: #002b5c;
  padding: 0.5rem 0;
  text-align: center;
}

.nav-menu {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 0;
  margin: 0;
}

.nav-menu li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: background-color 0.3s ease;
}

.nav-menu li a:hover,
.nav-menu li a.active {
  background-color: #c60c30;
}

/* --- Botones --- */
.btn-lift, button {
  background-color: #c60c30;
  color: white;
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
  text-decoration: none;
  display: inline-block;
  margin-top: 1rem;
}

.btn-lift:hover, button:hover {
  background-color: #8b0018;
}

main {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* --- Formulario e imagen--- */
.form-wrapper {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 2rem;
  padding: 2rem;
  flex-wrap: nowrap;
}

.img-container {
  flex: 0 0 150px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.side-img {
  max-width: 100%;
  height: auto;
  display: block;
}

.form-box {
  flex: 1 1 600px;
  max-width: 600px;
}

/* --- Formulario --- */
form {
  width: 100%;
  background: #1e1e1e;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(198, 12, 48, 0.3);
}

.contact-fields {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.contact-fields label {
  font-weight: bold;
  color: #ffffff;
  display: flex;
  flex-direction: column;
}

input, select, textarea {
  background-color: #2c2c2c;
  color: #e0e0e0;
  padding: 0.6rem;
  font-size: 1rem;
  border: 1px solid #444;
  border-radius: 6px;
}

textarea {
  resize: vertical;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #c60c30;
}

/* --- Tablas para leer.php --- */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 2rem;
}

table th, table td {
  border: 1px solid #444;
  padding: 0.8rem;
  text-align: left;
}

table th {
  background-color: #002b5c;
  color: white;
}

table tr:nth-child(even) {
  background-color: #1e1e1e;
}

table tr:nth-child(odd) {
  background-color: #2a2a2a;
}

@media (max-width: 768px) {
  .form-wrapper {
    flex-direction: column;
    align-items: center;
  }

  .img-container {
    margin: 1rem 0;
  }

  .nav-menu {
    flex-direction: column;
    gap: 1rem;
  }
}

.contact .side-icon {
  width: 700px;
  left: -700px;
  opacity: 0.6;
}
.side-icon.right {
  right: -780px;
}