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

/* === Variables principales (paleta morada) === */
 :root{
  --color-bg: #0f0c1a;
  --color-card-bg: #1a132e;
  --color-card-bg-glass: rgba(26, 19, 46, 0.7);
  --color-text: #f0f0ff;
  --color-text-light: #c5b9e6;
  --color-accent: #b967ff;
  --color-accent-hover: #d48cff;
  --color-border: #2d2244;
  --shadow: 0 8px 25px rgba(185, 103, 255, 0.15);
  --radius: 16px;
  --radius-sm: 12px;
  --transition: all 0.3s ease;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
}

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* === Header / Hero === */
header {
  padding: 4rem 2rem 3rem;
  text-align: center;
  background: linear-gradient(135deg, #1a132e 0%, #0f0c1a 100%);
  border-bottom: 1px solid var(--color-border);
}

header h1 {
  font-size: 3.2rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #b967ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.03em;
}

header p {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin: 0 auto 1.8rem;
  max-width: 600px;
}

/* === Navegación === */
nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0;
}

nav a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  padding: 0.7rem 1.3rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background: var(--color-card-bg-glass);
  border: 1px solid transparent;
  transition: var(--transition);
}

nav a:hover {
  color: #fff;
  background: rgba(185, 103, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(185, 103, 255, 0.3);
  border-color: var(--color-accent);
}

/* === Secciones === */
section {
  padding: 3rem 2rem;
  max-width: 1100px;
  margin: 0 auto 2.5rem;
  background: var(--color-card-bg-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  animation: fadeInUp 0.6s ease-out;
}

section h2 {
  font-size: 2.1rem;
  margin-bottom: 1.4rem;
  color: #fff;
  font-weight: 700;
  position: relative;
  padding-bottom: 0.7rem;
}

section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 3px;
}

section p,
section ul {
  margin-bottom: 1.4rem;
  font-size: 1.05rem;
  color: var(--color-text-light);
}

section ul {
  padding-left: 1.8rem;
}

section li {
  margin-bottom: 0.7rem;
  position: relative;
}

section li::before {
  content: '✦';
  position: absolute;
  left: -1.5rem;
  color: var(--color-accent);
  font-size: 1rem;
}

/* === Tecnologías (chips) === */
.tecnologias-lista {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.tecnologia {
  background: rgba(185, 103, 255, 0.12);
  color: var(--color-accent);
  padding: 0.6rem 1.3rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid rgba(185, 103, 255, 0.3);
  transition: var(--transition);
}

.tecnologia:hover {
  background: rgba(185, 103, 255, 0.25);
  color: #fff;
  transform: translateY(-2px);
}

/* === Proyectos === */
.proyectos-lista {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.proyecto-card {
  background: rgba(26, 19, 46, 0.8);
  border-radius: var(--radius);
  padding: 1.9rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.proyecto-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.proyecto-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #fff;
}

.proyecto-card p {
  margin-bottom: 1.3rem;
  font-size: 1rem;
  color: var(--color-text-light);
}

.proyecto-tecnologias {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.3rem;
}

.proyecto-tecnologias .tecnologia {
  font-size: 0.8rem;
  padding: 0.4rem 0.9rem;
}

.proyecto-botones {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.proyecto-botones a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.95rem;
}

.proyecto-botones a:first-child {
  background: var(--color-accent);
  color: #0f0c1a;
  border: 1px solid var(--color-accent);
}

.proyecto-botones a:first-child:hover {
  background: var(--color-accent-hover);
  color: #fff;
}

.proyecto-botones a:last-child {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.proyecto-botones a:last-child:hover {
  background: rgba(185, 103, 255, 0.15);
  color: #fff;
}

/* === Contacto === */
.contacto-formulario {
  max-width: 600px;
  margin: 0 auto;
}

.contacto-formulario input,
.contacto-formulario textarea {
  width: 100%;
  padding: 0.9rem 1.2rem;
  margin-bottom: 1.4rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: rgba(26, 19, 46, 0.7);
  color: var(--color-text);
  transition: var(--transition);
}

.contacto-formulario input:focus,
.contacto-formulario textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.contacto-formulario textarea {
  min-height: 150px;
  resize: vertical;
}

/* === Animación simple === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Responsive === */
@media (max-width: 768px) {
  header {
    padding: 3rem 1.5rem 2.3rem;
  }

  header h1 {
    font-size: 2.4rem;
  }

  header p {
    font-size: 1.1rem;
  }

  section {
    padding: 2.3rem 1.4rem;
    margin-bottom: 2rem;
  }

  section h2 {
    font-size: 1.8rem;
  }

  .proyecto-botones {
    flex-direction: column;
  }

  .proyecto-botones a {
    width: 100%;
  }
}

@media (max-width: 480px) {
  nav {
    gap: 0.6rem;
  }

  nav a {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }

  header h1 {
    font-size: 2rem;
  }

  section {
    padding: 2rem 1.1rem;
  }
}
/* === SECCIÓN CONTACTO === */
/* === SECCIÓN CONTACTO === */
.contacto-section {
  padding: 3rem 2rem;
  max-width: 900px;
  margin: 0 auto 3rem;
  text-align: center;
  background: var(--color-card-bg-glass);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: fadeInUp 0.6s ease-out;
}

/* Título centrado */
#contacto h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.8rem;
  position: relative;
  text-align: center;
}

/* Barrita centrada debajo del título */
#contacto h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 3px;
  box-shadow: 0 0 8px var(--color-accent);
}

/* Iconos */
.contacto-icons {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.contacto-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--color-text-light);
  font-size: 1.05rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}

.contacto-icon-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(185, 103, 255, 0.12);
  border: 2px solid rgba(185, 103, 255, 0.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(185, 103, 255, 0.15);
  transition: var(--transition);
  overflow: hidden;
}

/* 👇 Tamaño real del logo (no 70px) */
.contacto-icon-circle img {
  width: 70px;
  height: 70px;
  object-fit: contain;
  display: block;
}

.contacto-item:hover .contacto-icon-circle {
  transform: translateY(-4px) scale(1.08);
  background: rgba(185, 103, 255, 0.25);
  border-color: var(--color-accent);
  box-shadow: 0 8px 25px rgba(185, 103, 255, 0.3);
}

.contacto-item:hover span {
  color: #fff;
  text-shadow: 0 0 8px rgba(185, 103, 255, 0.4);
}

.contacto-item:active {
  transform: scale(0.96);
}

@media (max-width: 600px) {
  .contacto-icons { gap: 1.5rem; }
  .contacto-icon-circle { width: 60px; height: 60px; }
  .contacto-icon-circle img { width: 30px; height: 30px; }
  .contacto-item span { font-size: 0.95rem; }
}

.btn-disabled{
  pointer-events: none;
  opacity: 0.6;
  filter: grayscale(0.2);
}
.btn-disabled{
  pointer-events: none;
  opacity: 0.55;
  filter: grayscale(0.2);
}

/* === Botones del Hero === */
.hero-actions{
  margin-top: 1.8rem;
  margin-bottom: 2.2rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.45rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
  font-size: 1rem;
  border: 1px solid transparent;
}

.btn-primary{
  background: var(--color-accent);
  color: #0f0c1a;
  border-color: var(--color-accent);
}

.btn-primary:hover{
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-2px);
}

.btn-secondary{
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-secondary:hover{
  background: rgba(185, 103, 255, 0.15);
  color: #fff;
  transform: translateY(-2px);
}