/* Variables y Reset */
:root {
  --primary-color: #7f14a0; /* Azul Samsung */
  --secondary-color: #a34ebd; /* Azul Samsung secundario */
  --accent-color: #a34ebd; /* Azul claro Samsung */
  --text-color: #a34ebd;
  --text-light: #666666;
  --background-color: #ffffff;
  --background-alt: #f5f7fa;
  --border-color: #e1e1e1;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --border-radius: 8px;
}

/* Variables para modo oscuro */
[data-theme="dark"] {
  --primary-color: #7f14a0; /* Mantener el azul Samsung */
  --secondary-color: #a34ebd; /* Mantener el azul Samsung secundario */
  --accent-color: #a34ebd; /* Mantener el azul claro Samsung */
  --text-color: #a34ebd;
  --text-light: #a0a0a0;
  --background-color: #121212;
  --background-alt: #1e1e1e;
  --border-color: #333333;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Roboto", sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--background-color);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Tipografía */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--secondary-color);
}

/* Botones */
.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
  text-align: center;
}

.btn:hover {
  background-color: var(--secondary-color);
  color: white;
}

.btn.secondary {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

.btn.secondary:hover {
  background-color: var(--primary-color);
  color: white;
}

.btn.small {
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* Header y Navegación */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--background-color);
  box-shadow: var(--shadow);
  z-index: 1000;
  padding: 15px 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo h1 {
  font-size: 1.5rem;
  margin: 0;
  color: var(--primary-color);
}

nav {
  display: flex;
  align-items: center;
}

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

.nav-links li {
  margin-left: 30px;
}

.nav-links a {
  color: var(--text-color);
  font-weight: 500;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-color);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  margin: 5px 0;
  transition: var(--transition);
}

/* Botón de cambio de tema */
.theme-toggle {
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.2rem;
  cursor: pointer;
  margin-right: 20px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.theme-toggle:hover {
  background-color: var(--background-alt);
  color: var(--primary-color);
}

[data-theme="dark"] .theme-toggle .fa-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle::after {
  content: "\f185";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
}

.theme-toggle .fa-sun {
  display: none;
}

/* Main Content */
main {
  padding-top: 80px; /* Espacio para el header fijo */
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 50px;
  color: var(--primary-color);
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--accent-color);
}

/* Sección de Inicio */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: calc(100vh - 80px);
}

.hero-content {
  flex: 1;
  padding-right: 40px;
}

.hero-content h2 {
  font-size: 1.5rem;
  color: var(--text-light);
  margin-bottom: 10px;
}

.hero-content .name {
  font-size: 3.5rem;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.hero-content .role {
  font-size: 2rem;
  color: var(--secondary-color);
  margin-bottom: 20px;
}

.hero-content .interests {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.hero-content .quote {
  font-style: italic;
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 30px;
  padding-left: 20px;
  border-left: 3px solid var(--accent-color);
}

.cta-buttons {
  display: flex;
  gap: 15px;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.profile-image {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  overflow: hidden;
  border: 5px solid var(--primary-color);
  box-shadow: var(--shadow);
}

.profile-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Sección Sobre Mí */
.about-content {
  background-color: var(--background-alt);
  border-radius: var(--border-radius);
  padding: 40px;
  box-shadow: var(--shadow);
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 20px;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: white;
  padding: 10px 15px;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.tech-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
}

/* Sección de Proyectos */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.project-card {
  background-color: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.project-image {
  height: 200px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-content {
  padding: 20px;
}

.project-content h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.project-links {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

/* Sección de Habilidades */
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.skill-category {
  background-color: var(--background-alt);
  border-radius: var(--border-radius);
  padding: 25px;
  box-shadow: var(--shadow);
}

.skill-category h3 {
  color: var(--primary-color);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent-color);
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.skill-item {
  margin-bottom: 10px;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
}

.skill-bar {
  height: 10px;
  background-color: #e1e1e1;
  border-radius: 5px;
  overflow: hidden;
}

.skill-level {
  height: 100%;
  background-color: var(--primary-color);
  border-radius: 5px;
}

/* Sección de Contacto */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-form,
.contact-info {
  background-color: var(--background-alt);
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
}

.contact-form h3,
.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(20, 40, 160, 0.2);
}

.contact-details {
  margin-bottom: 30px;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
}

.contact-item i {
  font-size: 1.2rem;
  color: var(--primary-color);
  margin-right: 15px;
  width: 20px;
  text-align: center;
}

.download-cv {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: white;
  padding: 30px 0;
  margin-top: 50px;
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-links a {
  color: white;
  font-size: 1.5rem;
  transition: var(--transition);
}

.social-links a:hover {
  color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 992px) {
  .hero {
    flex-direction: column-reverse;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    padding-right: 0;
  }

  .cta-buttons {
    justify-content: center;
  }

  .hero-content .quote {
    padding-left: 0;
    border-left: none;
    border-bottom: 3px solid var(--accent-color);
    padding-bottom: 20px;
  }

  .contact-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 2rem;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--background-color);
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transform: translateY(-150%);
    transition: var(--transition);
    z-index: 999;
  }

  .nav-links.active {
    transform: translateY(0);
  }

  .nav-links li {
    margin: 15px 0;
  }

  .skills-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .hero-content .name {
    font-size: 2.5rem;
  }

  .hero-content .role {
    font-size: 1.5rem;
  }

  .profile-image {
    width: 200px;
    height: 200px;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .about-content,
  .contact-form,
  .contact-info {
    padding: 20px;
  }

  footer .container {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }
}