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

/* Layout principal */
html, body {
  height: 100%;
}

body {
  font-family: "Georgia", "Times New Roman", serif;
  background-color: #ffffff;
  color: #111;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* El contenido ocupa el espacio disponible */
main {
  flex: 1;
}

/* Footer normal */
footer {
  background-color: #e0e0e0;
  text-align: center;
  padding: 1.5rem 0;
  margin-top: 4rem;
  font-size: 0.9rem;
  color: #555;
}

/* IMAGES */
.images-section {
  margin: 2.5rem 0;
}

.single-image {
  margin-bottom: 2.5rem;
  text-align: center;
}

.single-image img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border: 1px solid #ccc;
}

.single-image figcaption {
  font-size: 0.85rem;
  color: #555;
  margin-top: 0.6rem;
}

/* NAVBAR */
.navbar {
  border-bottom: 1px solid #ddd;
  padding: 1rem 0;
  background-color: #405C78;
}

.navbar a {
  color: white;
}

.navbar a:hover {
  text-decoration: underline;
}

.nav-container {
  width: 90%;
  max-width: 1000px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: bold;
  text-decoration: none;
  color: #111;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.2rem;
}

.nav-links a {
  text-decoration: none;
  color: white;
}

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

.award {
  text-align: center;
  margin: 2rem 0;
}

/* Parrafos */
.paragraph {
  text-align: justify;
  margin-bottom: 1rem;
}

/* CONTENT */
.content {
  width: 90%;
  max-width: 1000px;
  margin: 3rem auto;
}

/* Links normales */
.content a {
  color: #405C78;        /* color navbar */
  text-decoration: underline;
}

/* Hover */
.content a:hover {
  text-decoration: underline;
}

/* Links visitados */
.content a:visited {
  color: #555;           /* color footer */
}

/* HERO */
.hero {
  display: flex;
  gap: 3rem;
  align-items: center;
}

.hero-text {
  display: flex;
  flex-direction: column;
}

.hero-text h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 0.8rem;
  line-height: 1.2;
}

.subtitle {
  font-style: italic;
  margin-bottom: 2rem;
}

.hero-image img {
  width: 380px;
  border: 1px solid #ccc;
}

/* EDUCATION */
.education .degree {
  margin-bottom: 2rem;
}

.education h3 {
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
}

.education .institution {
  font-style: italic;
  margin-bottom: 0.5rem;
}

/* CV SECTIONS */
.cv-section {
  margin-top: 2.5rem;
}

.cv-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #ddd;
  padding-bottom: 1rem;
}

.cv-section ul {
  list-style-type: disc;
  margin-left: 1.5rem;
}

.cv-section li {
  margin-bottom: 0.6rem;
}

/* PUBLICATIONS */
.publications-section {
  margin-top: 2rem;
}

.publications-list {
  margin-left: 1.5rem;
}

.publications-list li {
  margin-bottom: 1.5rem;
}

.publications-list a {
  color: #0645ad;
  text-decoration: none;
}

.publications-list a:hover {
  text-decoration: underline;
}

/* TEACHING & ADVISING */
.teaching-section {
  margin-top: 2.5rem;
}

.teaching-section h2 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.3rem;
}

.teaching-section ul {
  list-style-type: disc;
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.teaching-section li {
  margin-bottom: 0.6rem;
}

/* CONTACT */
.contact-section {
  margin-top: 2.5rem;
}

.contact-section h2 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  border-bottom: 1px solid #ddd;
  padding-bottom: 0.3rem;
}


.contact-note {
  font-size: 0.85rem;
  color: #555;
  margin-top: 0.8rem;
}

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

  .hero-image {
    order: 2;
  }

  .hero-text {
    order: 1;
  }
}

@media (max-width: 768px) {

  .nav-container {
    flex-direction: row;        /* 🔑 sigue horizontal */
    flex-wrap: wrap;            /* permite ajustar */
    justify-content: center;
    gap: 0.8rem;
  }

  .logo {
    font-weight: bold;
    color: white;
    white-space: nowrap;
  }

  .nav-links {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
  }

  .nav-links a {
    font-size: 0.9rem;
    white-space: nowrap;
  }
}