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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #f3e7f9 0%, #e8d5f2 100%);
  color: #333;
  line-height: 1.6;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

nav {
  background: rgba(230, 190, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(200, 150, 255, 0.2);
  animation: fadeInDown 0.6s ease-out;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: #6b4c9a;
  font-weight: 600;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 1rem;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #d4a5ff, #b88dd9);
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

nav a:hover {
  color: #8b5fbf;
  transform: translateY(-2px);
}

.banner {
  background: linear-gradient(135deg, #8b5fbf 0%, #d4a5ff 100%);
  padding: 2rem 2rem;
  text-align: center;
  animation: fadeInDown 0.8s ease-out;
  box-shadow: 0 10px 30px rgba(200, 150, 255, 0.3);
}

.banner-content h1 {
  font-size: 3.5rem;
  color: white;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.banner-content p {
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.95);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

section {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 20px;
  padding: 3rem;
  margin: 2rem 0;
  box-shadow: 0 10px 40px rgba(200, 150, 255, 0.2);
  animation: fadeInUp 0.8s ease-out;
  border: 2px solid rgba(230, 190, 255, 0.5);
  transition: all 0.3s ease;
}

section:hover {
  box-shadow: 0 15px 50px rgba(200, 150, 255, 0.3);
  transform: translateY(-5px);
}

section h2 {
  color: #6b4c9a;
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 3px solid #d4a5ff;
  padding-bottom: 1rem;
  display: inline-block;
}

section h3 {
  color: #8b5fbf;
  font-size: 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 1rem;
}

/* Estilos para el select de Testing */
#testingSelector {
  padding: 10px 15px;
  font-size: 1rem;
  border: 2px solid #d4a5ff;
  border-radius: 8px;
  background-color: #fff;
  color: #333;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  margin-left: 10px;
}

#testingSelector:hover {
  border-color: #b366ff;
  box-shadow: 0 0 10px rgba(212, 165, 255, 0.3);
}

#testingSelector:focus {
  outline: none;
  border-color: #8833ff;
  box-shadow: 0 0 15px rgba(136, 51, 255, 0.5);
}

/* Estilos para el label */
label[for="testingSelector"] {
  font-weight: 600;
  color: #333;
  font-size: 1.05rem;
}

/* Estilos para el contenido que aparece */
.testing-content {
  margin-top: 2rem;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*CONTENIDO MASTERRRR*/
/* Estilos para el select de Testing */
#mastertechSelector {
  padding: 10px 15px;
  font-size: 1rem;
  border: 2px solid #d4a5ff;
  border-radius: 8px;
  background-color: #fff;
  color: #333;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  margin-left: 10px;
}

#mastertechSelector:hover {
  border-color: #b366ff;
  box-shadow: 0 0 10px rgba(212, 165, 255, 0.3);
}

#mastertechSelector:focus {
  outline: none;
  border-color: #8833ff;
  box-shadow: 0 0 15px rgba(136, 51, 255, 0.5);
}

/* Estilos para el label */
label[for="mastertechSelector"] {
  font-weight: 600;
  color: #333;
  font-size: 1.05rem;
}

/* Estilos para el contenido que aparece */
.mastertech-content {
  margin-top: 2rem;
  animation: fadeIn 0.3s ease;
}

.welcome-section {
  text-align: center;
}

.welcome-section p {
  font-size: 1.1rem;
  color: #555;
  margin-bottom: 1rem;
}

.experience-item {
  background: linear-gradient(135deg, #f8f3ff 0%, #f0e6ff 100%);
  padding: 1.5rem;
  margin: 1.5rem 0;
  border-left: 5px solid #d4a5ff;
  border-radius: 10px;
  transition: all 0.3s ease;
  animation: fadeInUp 0.6s ease-out;
}

.experience-item:hover {
  transform: translateX(10px);
  box-shadow: 0 5px 20px rgba(200, 150, 255, 0.2);
}

.experience-item h4 {
  color: #6b4c9a;
  margin-bottom: 0.5rem;
}

.experience-item .year {
  color: #b88dd9;
  font-weight: bold;
  font-size: 0.9rem;
}

.experience-item ul {
  margin-left: 1.5rem;
  margin-top: 0.5rem;
  color: #555;
}

.experience-item li {
  margin-bottom: 0.5rem;
}

.contact-links {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: linear-gradient(135deg, #f8f3ff 0%, #f0e6ff 100%);
  border-radius: 15px;
  transition: all 0.3s ease;
  animation: fadeInUp 0.6s ease-out;
}

.contact-item:hover {
  transform: scale(1.05) translateY(-5px);
  box-shadow: 0 10px 30px rgba(200, 150, 255, 0.3);
}

.contact-item i {
  font-size: 2rem;
  color: #d4a5ff;
}

.contact-item a {
  text-decoration: none;
  color: #6b4c9a;
  font-weight: 600;
  transition: color 0.3s ease;
}

.contact-item a:hover {
  color: #8b5fbf;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: linear-gradient(135deg, #d4a5ff 0%, #b88dd9 100%);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-weight: 600;
  margin-top: 1rem;
  animation: pulse 2s infinite;
}

.btn:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 25px rgba(200, 150, 255, 0.4);
}

/* GRID RESPONSIVE */
.grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

/* Pantallas pequeñas (móvil) - 1 columna */
@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

/* Pantallas medianas (tablet) - 2 columnas */
@media (min-width: 641px) and (max-width: 1024px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Pantallas grandes (desktop) - 3 columnas */
@media (min-width: 1025px) {
  .grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: linear-gradient(135deg, #f8f3ff 0%, #f0e6ff 100%);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(200, 150, 255, 0.2);
  transition: all 0.3s ease;
  animation: fadeInUp 0.6s ease-out;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(200, 150, 255, 0.3);
}

.card-content {
  padding: 1.5rem;
}

.card-content h4 {
  color: #6b4c9a;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.card-content p {
  color: #555;
  font-size: 0.9rem;
}

.card-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #d4a5ff 0%, #b88dd9 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
}

.project-image {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
}

footer {
  text-align: center;
  padding: 2rem;
  color: #8b5fbf;
  margin-top: 3rem;
  border-top: 2px solid rgba(230, 190, 255, 0.5);
}

/* MEDIA QUERIES GENERALES */
@media (max-width: 768px) {
  .banner-content h1 {
    font-size: 2.5rem;
  }

  .banner-content p {
    font-size: 1.2rem;
  }

  nav ul {
    gap: 1rem;
  }

  nav a {
    padding: 0.3rem 0.7rem;
    font-size: 0.9rem;
  }

  section {
    padding: 1.5rem;
  }

  section h2 {
    font-size: 1.8rem;
  }

  .contact-links {
    flex-direction: column;
    gap: 1rem;
  }

  .contact-item {
    flex-direction: column;
    text-align: center;
  }

  .container {
    padding: 1rem;
  }
}

@media (max-width: 480px) {
  .banner-content h1 {
    font-size: 2rem;
  }

  section h2 {
    font-size: 1.5rem;
  }

  nav ul {
    gap: 0.5rem;
  }

  nav a {
    padding: 0.2rem 0.5rem;
    font-size: 0.8rem;
  }
}