@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;600;800;900&display=swap');

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

body {
  font-family: 'Outfit', sans-serif;
  background-color: #f6f5f0;
  color: #1a1a1a;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.card {
  position: relative;
  background-color: #ffffff;
  max-width: 380px;
  width: 100%;
  padding: 35px 25px;
  border: 4px solid #000000;
  box-shadow: 8px 8px 0px #000000;
  border-radius: 20px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 10px 10px 0px #000000;
}

header img {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 4px solid #000000;
  box-shadow: 3px 3px 0px #000000;
  margin-bottom: 15px;
  object-fit: cover;
}

header h1 {
  font-size: 2rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -1px;
  margin-bottom: 4px;
}

main {
  margin-top: 10px;
  margin-bottom: 25px;
}

main h2 {
  font-size: 1.05rem;
  font-weight: 600;
  color: #4b5563;
  margin-bottom: 12px;
}

main p {
  font-size: 0.9rem;
  line-height: 1.5;
  color: #374151;
}

main strong {
  font-weight: 800;
  background-color: #ffeaa7;
  padding: 1px 4px;
  border: 2px solid #000000;
  border-radius: 4px;
}

main em {
  font-style: italic;
  font-weight: 600;
  color: #4f46e5;
}

section h3 {
  font-size: 1.1rem;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 18px;
  border-bottom: 3px dashed #000000;
  padding-bottom: 6px;
  text-align: left;
}

/* HORIZONTAL SOCIAL BUTTONS */
section ul {
  list-style: none;
  display: flex;
  flex-direction: row; /* En fila! */
  flex-wrap: wrap;     /* Permite bajar si no entran todos */
  justify-content: center;
  gap: 12px;
}

section ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #000000;
  background-color: #ffffff;
  width: 46px;
  height: 46px;
  font-size: 1.2rem;
  border: 3px solid #000000;
  box-shadow: 3px 3px 0px #000000;
  border-radius: 10px; /* Redondeado brutalista */
  transition: all 0.15s ease-in-out;
}

section ul li a:hover {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px #000000;
}

/* Clases de hover individuales para evitar selectores avanzados complejos */
.btn-linktree:hover { background-color: #c2f0c2; }
.btn-github:hover { background-color: #e2e8f0; }
.btn-youtube:hover { background-color: #ffcccc; }
.btn-instagram:hover { background-color: #ffd0ec; }
.btn-tiktok:hover { background-color: #d1f7f5; }
.btn-threads:hover { background-color: #e2d9f3; }
.btn-facebook:hover { background-color: #d2e4ff; }

footer {
  margin-top: 30px;
  font-size: 0.8rem;
  color: #6b7280;
  font-weight: 600;
}

/* --- ESTILOS DE INTERACCIÓN (JS) --- */
.actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 25px;
}

#btn-saludo {
  flex: 1;
  padding: 12px;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 0.95rem;
  background-color: #ffeaa7;
  color: #000000;
  border: 3px solid #000000;
  box-shadow: 4px 4px 0px #000000;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
}

#btn-saludo:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #000000;
  background-color: #ffda79;
}

#btn-theme {
  position: absolute;
  top: 16px;
  right: 16px;
  margin: 0;
  z-index: 10;
  padding: 12px 16px;
  font-size: 1.1rem;
  background-color: #ffffff;
  border: 3px solid #000000;
  box-shadow: 4px 4px 0px #000000;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
}

#btn-theme:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #000000;
  background-color: #f6f5f0;
}

/* --- MODO OSCURO (DARK MODE) --- */
body.dark-mode {
  background-color: #16161a;
  color: #f2efe9;
}

body.dark-mode .card {
  background-color: #212127;
  border-color: #78787f;
  box-shadow: 8px 8px 0px #55555d;
}

body.dark-mode .card:hover {
  box-shadow: 10px 10px 0px #55555d;
}

body.dark-mode header img {
  border-color: #78787f;
  box-shadow: 3px 3px 0px #55555d;
}

body.dark-mode header h1 {
  color: #ffffff;
}

body.dark-mode main h2 {
  color: #b9b4ab;
}

body.dark-mode main p {
  color: #f2efe9;
}

body.dark-mode main strong {
  background-color: #3a3116;
  border-color: #facc15;
  color: #facc15;
}

body.dark-mode main em {
  color: #a5b4fc;
}

body.dark-mode section h3 {
  border-bottom-color: #55555d;
  color: #ffffff;
}

body.dark-mode section ul li a {
  background-color: #292930;
  color: #f2efe9;
  border-color: #78787f;
  box-shadow: 3px 3px 0px #55555d;
}

body.dark-mode section ul li a:hover {
  box-shadow: 1px 1px 0px #78787f;
}

/* Hover de botones individuales en modo oscuro */
body.dark-mode .btn-linktree:hover { background-color: #1b4d1b; }
body.dark-mode .btn-github:hover { background-color: #2d3748; }
body.dark-mode .btn-youtube:hover { background-color: #742a2a; }
body.dark-mode .btn-instagram:hover { background-color: #702459; }
body.dark-mode .btn-tiktok:hover { background-color: #1a4d4a; }
body.dark-mode .btn-threads:hover { background-color: #322659; }
body.dark-mode .btn-facebook:hover { background-color: #2a4365; }

body.dark-mode #btn-saludo {
  background-color: #facc15;
  color: #16161a;
  border-color: #facc15;
  box-shadow: 4px 4px 0px #8a6f0b;
}

body.dark-mode #btn-saludo:hover {
  background-color: #fde047;
  box-shadow: 2px 2px 0px #8a6f0b;
}

body.dark-mode #btn-theme {
  background-color: #292930;
  color: #f2efe9;
  border-color: #78787f;
  box-shadow: 3px 3px 0px #55555d;
}

body.dark-mode #btn-theme:hover {
  background-color: #35353d;
  box-shadow: 2px 2px 0px #78787f;
}

body.dark-mode footer {
  color: #9a958c;
}

/* Transiciones suaves para cambios de tema */
body,
.card,
header h1,
main h2,
main p,
main strong,
main em,
main .highlight,
section h3,
section ul li a,
#btn-saludo,
#btn-theme,
footer {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s, text-shadow 0.3s ease;
}

/* --- CAJA DEL SALUDO (la escribe JavaScript) --- */
#saludo {
  margin-top: 18px;
  padding: 12px 14px;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  text-align: center;
  color: #000000;
  background-color: #d6f5d6;
  border: 3px solid #000000;
  box-shadow: 4px 4px 0px #000000;
  border-radius: 10px;
}

#saludo:empty {
  display: none;
}

body.dark-mode #saludo {
  background-color: #14311f;
  color: #bbf7d0;
  border-color: #78787f;
  box-shadow: 4px 4px 0px #55555d;
}