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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f4f4;
  color: #333;
  line-height: 1.6;
  padding-bottom: 60px;
}

header {
  background-color: #394867;
  color: #fff;
  padding: 20px 0;
  text-align: center;
}

header h1 {
  font-size: 2.5rem;
}

.frase-inicial {
  font-style: italic;
  margin-top: 10px;
  font-size: 1.2rem;
}

nav {
  background-color: #50577A;
  display: flex;
  justify-content: center;
  padding: 10px;
  flex-wrap: wrap;
}

nav a {
  color: white;
  text-decoration: none;
  margin: 0 15px;
  padding: 8px 12px;
  border-radius: 5px;
  transition: background-color 0.3s;
}

nav a:hover {
  background-color: #6B728E;
}

main {
  max-width: 1000px;
  margin: 30px auto;
  padding: 0 20px;
}

h2 {
  margin-bottom: 15px;
  border-bottom: 2px solid #394867;
  padding-bottom: 5px;
  color: #394867;
}

section {
  margin-bottom: 40px;
}

/* Lista de valores */
ul {
  list-style-type: square;
  margin-left: 20px;
}

ul li {
  margin-bottom: 10px;
}

/* Tabla de frases */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th, td {
  padding: 12px;
  border: 1px solid #ccc;
  text-align: left;
}

th {
  background-color: #D6DCE5;
}

tr:nth-child(even) {
  background-color: #f9f9f9;
}

/* Galería */
.contenedor-galeria {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.tarjeta-obra {
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  width: 300px;
  overflow: hidden;
  transition: transform 0.2s;
}

.tarjeta-obra:hover {
  transform: scale(1.02);
}

.tarjeta-obra img {
  width: 100%;
  height: auto;
}

.info-obra {
  padding: 15px;
}

.info-obra h3 {
  color: #394867;
  margin-bottom: 10px;
}

/* Footer */
footer {
  position: fixed;
  bottom: 0;
  width: 100%;
  background-color: #394867;
  color: white;
  text-align: center;
  padding: 15px 10px;
}

footer a {
  color: white;
  margin: 0 10px;
  font-size: 1.4rem;
  text-decoration: none;
}

footer a:hover {
  color: #cfd8dc;
}