/* ==============================
   RESET BÁSICO
============================== */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f4f4f4;
  color: #222;
  line-height: 1.5;
}

/* ==============================
   ESTRUCTURA GENERAL
============================== */
header {
  background-color: #1e3a5b;
  color: #ffffff;
  text-align: center;
  padding: 1.2rem 1rem;
}

header h1 {
  margin: 0;
  font-size: 1.8rem;
  color: #ffffff;
}

header p {
  margin: 0.4rem 0 0;
  color: #e2e8f0;
  font-size: 1rem;
}

main {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
}

/* ==============================
   TIPOGRAFÍA
============================== */
h2 {
  color: #1e3a5b;
  margin-top: 2rem;
  font-size: 1.4rem;
}

h3 {
  color: #1e3a5b;
  margin-top: 0;
  font-size: 1.1rem;
}

p {
  margin: 0.3rem 0;
}

/* ==============================
   NAVEGACIÓN / BREADCRUMB
============================== */
nav {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

nav a {
  color: #1e3a5b;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

/* ==============================
   TARJETAS / ANUNCIOS
============================== */
article,
.anuncio {
  background-color: #ffffff;
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 1.2rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

article a {
  display: inline-block;
  margin-top: 0.5rem;
  color: #1e3a5b;
  font-weight: bold;
  text-decoration: none;
}

article a:hover {
  text-decoration: underline;
}

/* ==============================
   FILTROS
============================== */
.filter-box {
  background: #ffffff;
  padding: 1rem;
  border-radius: 6px;
  margin-bottom: 2rem;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.filter-box input,
.filter-box select {
  width: 100%;
  max-width: 260px;
  padding: 0.6rem;
  margin: 0.3rem;
  font-size: 1rem;
  border-radius: 4px;
  border: 1px solid #ccc;
}

/* ==============================
   BOTONES / LINKS DESTACADOS
============================== */
.btn {
  background-color: #1e3a5b;
  color: #ffffff;
  padding: 0.5rem 0.9rem;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.9rem;
}

.btn:hover {
  background-color: #154a74;
}

/* ==============================
   LOCALIDADES
============================== */
.localidades {
  margin: 2rem 0;
  text-align: center;
}

.localidades a {
  display: inline-block;
  margin: 0.3rem;
  padding: 0.5rem 1rem;
  background-color: #1e3a5b;
  color: white;
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.9rem;
}

.localidades a:hover {
  background-color: #154a74;
}

/* ==============================
   FOOTER
============================== */
footer {
  background-color: #1e3a5b;
  color: #ffffff;
  text-align: center;
  padding: 1rem;
  margin-top: 3rem;
  font-size: 0.9rem;
}

footer a {
  color: #ffffff;
  text-decoration: underline;
}

/* ==============================
   RESPONSIVE
============================== */
@media (max-width: 600px) {
  header h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.2rem;
  }
}