:root {
  --primary: #1F1F1F;        /* Negro oscuro */
  --text: #1F1F1F;           /* Texto principal */
  --muted: #555555;          /* Texto secundario */
  --bg: #FFFFFF;             /* Fondo blanco */
  --accent: #10B981;         /* Verde predominante */
  --highlight-yellow: #fffbc5; /* Amarillo de énfasis */
}

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

body {
  font-family: 'Roboto', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header {
  background: var(--primary);
  color: white;
  padding: 1.5rem;
}

.header-content {
  text-align: center;
}

.profile-pic {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--bg);
  margin-bottom: 0.8rem;
}

/* Ahora la subtitulación es amarilla para mayor contraste */
.subtitle {
  color: var(--highlight-yellow);
  margin-top: 0.3rem;
}

.contact-info {
  margin-top: 0.8rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
}

.contact-info a {
  color: var(--accent);
  text-decoration: none;
}

nav {
  margin-top: 1rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

nav a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  transition: background 0.3s;
}

nav a:hover {
  background: var(--accent);
  border-radius: 4px;
}

main {
  max-width: 800px;
  margin: 2rem auto;
  padding: 0 1rem;
}

section {
  background: var(--bg);
  padding: 1.5rem;
  margin-bottom: 2rem;
  border-radius: 6px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

section h2 {
  color: var(--primary);
  margin-bottom: 1rem;
}

section ul {
  list-style: disc inside;
}

section ul li {
  margin-bottom: 0.5rem;
  color: var(--text);
}

.skill-item {
  margin-bottom: 1rem;
  padding: 0.8rem;
  border-left: 4px solid var(--accent);
  background: var(--bg);
}

.skill-item h3 {
  margin-bottom: 0.3rem;
  color: var(--text);
}

form input,
form textarea {
  width: 100%;
  padding: 0.6rem;
  border: 1px solid var(--muted);
  border-radius: 4px;
  font-family: inherit;
  margin-bottom: 1rem;
}

form button {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.2s;
}

form button:hover {
  transform: translateY(-2px);
}

.form-note {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.5rem;
}

footer {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 1rem 0;
  font-size: 0.9rem;
}