* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background-color: #0a0a0a;
  color: #ffffff;
  overflow-x: hidden;
}

/* Efecto de estrellas en el fondo */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
      radial-gradient(white, rgba(255,255,255,.2) 2px, transparent 3px),
      radial-gradient(white, rgba(255,255,255,.15) 1px, transparent 2px),
      radial-gradient(white, rgba(255,255,255,.1) 2px, transparent 3px);
  background-size: 550px 550px, 350px 350px, 250px 250px;
  background-position: 0 0, 40px 60px, 130px 270px;
  z-index: -1;
  opacity: 0.1;
}

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

/* Header */
header {
  background-color: rgba(15, 15, 15, 0.95);
  padding: 20px 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.logo {
  font-size: 28px;
  font-weight: 700;
  display: flex;
  align-items: center;
}

.logo span {
  color: #e51e2a;
  font-weight: 800;
}

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

.menu {
  display: flex;
}

.menu ul {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}

.menu ul li {
  margin: 0 15px;
}

.menu ul li a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
  padding: 5px 0;
}

.menu ul li a:hover {
  color: #e51e2a;
}

.menu ul li a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: #e51e2a;
  transition: width 0.3s;
}

.menu ul li a:hover::after {
  width: 100%;
}

.contactame-btn {
  background-color: #e51e2a;
  color: #ffffff;
  border: none;
  padding: 10px 25px;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.contactame-btn:hover {
  background-color: #c1171f;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(229, 30, 42, 0.3);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  width: 60%;
  padding-right: 50px;
}

.developer-label {
  color: #888;
  font-size: 18px;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.greeting {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 10px;
}

.name {
  font-size: 62px;
  font-weight: 800;
  color: #e51e2a;
  margin-bottom: 30px;
  position: relative;
  display: inline-block;
}

.name::after {
  content: '';
  position: absolute;
  width: 40px;
  height: 5px;
  background-color: #e51e2a;
  bottom: -10px;
  left: 0;
}

.bio {
  font-size: 16px;
  line-height: 1.8;
  color: #aaa;
  margin-bottom: 40px;
}

.hero-image {
  width: 40%;
  position: relative;
}

.hero-image img {
  width: 100%;
  max-width: 400px;
  border-radius: 50%;
  display: block;
  margin: 0 auto;
}

.circular-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #e51e2a 0%, #5a0c11 100%);
  border-radius: 50%;
  z-index: -1;
}

/* CTA Button */
.cta-btn {
  background-color: #e51e2a;
  color: #ffffff;
  border: none;
  padding: 12px 30px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transition: all 0.3s;
  text-decoration: none;
}

.cta-btn i {
  margin-left: 10px;
}

.cta-btn:hover {
  background-color: #c1171f;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(229, 30, 42, 0.3);
}

/* Social Icons */
.social-icons {
  display: flex;
  margin-top: 30px;
}

.social-icon {
  width: 45px;
  height: 45px;
  background-color: #1a1a1a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  transition: all 0.3s;
  text-decoration: none;
  color: #fff;
}

.social-icon:hover {
  background-color: #e51e2a;
  transform: translateY(-5px);
}

/* Section Styles */
.section {
  padding: 100px 0;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 50px;
  position: relative;
  display: inline-block;
  color: #fff;
}

.section-title::after {
  content: '';
  position: absolute;
  width: 60px;
  height: 4px;
  background-color: #e51e2a;
  bottom: -10px;
  left: 0;
}

/* About Section */
.about-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 60px;
}

.about-text {
  width: 100%;
}

.about-text p {
  color: #aaa;
  line-height: 1.8;
  margin-bottom: 20px;
}

.resaltado {
  color: #fff;
  font-weight: 500;
}

/* Skills Section */
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.skill-card {
  background-color: #1a1a1a;
  border-radius: 10px;
  padding: 25px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.skill-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.skill-card img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.skill-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 15px;
  color: #fff;
}

.progress-bar {
  height: 6px;
  background-color: #2a2a2a;
  border-radius: 3px;
  margin-top: 10px;
}

.progress {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, #e51e2a 0%, #ff4656 100%);
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.project-card {
  background-color: #1a1a1a;
  border-radius: 10px;
  overflow: hidden;
  transition: all 0.3s;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

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

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-info {
  padding: 20px;
}

.project-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #fff;
}

.project-description {
  color: #aaa;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.project-link {
  color: #e51e2a;
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
}

.project-link i {
  margin-left: 5px;
  transition: transform 0.3s;
}

.project-link:hover i {
  transform: translateX(5px);
}

/* Certificates Section */
.certificates-list {
  list-style: none;
}

.certificate-item {
  background-color: #1a1a1a;
  border-radius: 10px;
  padding: 25px;
  margin-bottom: 20px;
  transition: all 0.3s;
}

.certificate-item:hover {
  transform: translateX(5px);
  box-shadow: 5px 0 15px rgba(229, 30, 42, 0.2);
  border-left: 3px solid #e51e2a;
}

.certificate-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 5px;
  color: #fff;
}

.certificate-institution {
  color: #e51e2a;
  font-size: 14px;
  margin-bottom: 10px;
}

.certificate-desc {
  color: #aaa;
  font-size: 14px;
  margin-bottom: 15px;
}

.certificate-link {
  color: #e51e2a;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
}

.certificate-link i {
  margin-left: 5px;
}

/* Experience Section */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 2px;
  background-color: #2a2a2a;
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -1px;
}

.timeline-item {
  padding: 10px 40px;
  position: relative;
  width: 50%;
  box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
  left: 0;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-item:nth-child(odd)::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: -10px;
  background-color: #e51e2a;
  border-radius: 50%;
  top: 15px;
  z-index: 1;
}

.timeline-item:nth-child(even)::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  left: -10px;
  background-color: #e51e2a;
  border-radius: 50%;
  top: 15px;
  z-index: 1;
}

.timeline-content {
  padding: 20px;
  background-color: #1a1a1a;
  border-radius: 10px;
  position: relative;
}

.timeline-date {
  color: #e51e2a;
  font-weight: 600;
  margin-bottom: 5px;
}

.timeline-title {
  color: #fff;
  margin-bottom: 10px;
}

.timeline-desc {
  color: #aaa;
}

/* Contact Section */
.contact-container {
  display: flex;
  justify-content: space-between;
  gap: 40px;
}

.contact-info {
  flex: 1;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 25px;
}

.contact-icon {
  min-width: 50px;
  height: 50px;
  background-color: #1a1a1a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  color: #e51e2a;
}

.contact-detail h4 {
  color: #fff;
  margin-bottom: 5px;
}

.contact-detail p, .contact-detail a {
  color: #aaa;
  text-decoration: none;
  transition: color 0.3s;
}

.contact-detail a:hover {
  color: #e51e2a;
}

/* Footer */
footer {
  background-color: #0d0d0d;
  padding: 30px 0;
  text-align: center;
  margin-top: 100px;
}

footer p {
  color: #777;
  font-size: 14px;
}

/* Media Queries */
@media (max-width: 991px) {
  .hero-content {
      width: 100%;
      padding-right: 0;
      text-align: center;
  }

  .hero-image {
      width: 100%;
      margin-top: 50px;
  }

  .name::after {
      left: 50%;
      transform: translateX(-50%);
  }

  .social-icons {
      justify-content: center;
  }

  .about-content {
      flex-direction: column;
  }

  .about-image {
      margin-bottom: 30px;
  }

  .section-title {
      display: block;
      text-align: center;
  }

  .section-title::after {
      left: 50%;
      transform: translateX(-50%);
  }

  .timeline::after {
      left: 31px;
  }

  .timeline-item {
      width: 100%;
      padding-left: 70px;
      padding-right: 25px;
  }

  .timeline-item:nth-child(even) {
      left: 0;
  }

  .timeline-item:nth-child(odd)::before,
  .timeline-item:nth-child(even)::before {
      left: 22px;
      right: auto;
  }
}

@media (max-width: 768px) {
  .menu ul {
      display: none;
  }
  
  .greeting {
      font-size: 36px;
  }
  
  .name {
      font-size: 42px;
  }
  
  .contact-container {
      flex-direction: column;
  }
}