/* About Section */
.about {
  padding: 5rem 0;
  background: var(--section-1);
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.stat-item {
  background: var(--bg-white);
  padding: 1.5rem;
  border-radius: 1rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-light);
  font-weight: 500;
}

/* Skills Section */
.skills {
  padding: 5rem 0;
  background: linear-gradient(
    135deg,
    var(--section-1) 0%,
    var(--section-2) 100%
  );
}

.skills-headers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.skill-header-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  min-height: 250px;
  position: relative;
  overflow: hidden;
}

.skill-header-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.skill-header-card i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.skill-header-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.skill-header-card p {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.skill-count {
  display: inline-block;
  background: var(--primary-color);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

/* Certifications Section */
.certifications {
  padding: 5rem 0;
  background: linear-gradient(
    135deg,
    var(--section-2) 0%,
    var(--section-1) 100%
  );
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.cert-item {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 1rem;
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  min-height: 250px;
}

.cert-item:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.cert-item i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.cert-item h3 {
  font-size: 1.2rem;
  color: var(--text-dark);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.cert-item p {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.cert-issuer {
  font-weight: 500;
  font-style: italic;
}

.cert-date {
  font-size: 0.9rem;
  opacity: 0.8;
}

.show-more-btn {
  display: block;
  margin: 3rem auto 0;
  padding: 1rem 2.5rem;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.show-more-btn:hover {
  background: var(--secondary-color);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.5);
}

/* Experience Section */
.experience {
  padding: 5rem 0;
  background: linear-gradient(
    135deg,
    var(--section-1) 0%,
    var(--section-2) 100%
  );
}

.timeline {
  position: relative;
  padding: 2rem 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--primary-color);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin: 2rem 0;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-content {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
  width: 45%;
  position: relative;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.timeline-content:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-right: auto;
}

.timeline-content::before {
  content: "";
  position: absolute;
  top: 20px;
  width: 20px;
  height: 20px;
  background: var(--primary-color);
  border-radius: 50%;
  border: 4px solid var(--bg-white);
}

.timeline-item:nth-child(odd) .timeline-content::before {
  left: -60px;
}

.timeline-item:nth-child(even) .timeline-content::before {
  right: -60px;
}

.timeline-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.timeline-content h4 {
  font-size: 1.1rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.timeline-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.timeline-type,
.timeline-mode {
  background: var(--primary-color);
  color: var(--text-dark);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.timeline-mode {
  background: var(--accent-color);
}

.timeline-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.timeline-date,
.timeline-duration,
.timeline-location {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-light);
  font-size: 0.9rem;
}

.timeline-date i,
.timeline-duration i,
.timeline-location i {
  color: var(--primary-color);
  width: 16px;
}

.timeline-content p {
  color: var(--text-light);
  line-height: 1.6;
}

/* Education Section */
.education {
  padding: 5rem 0;
  background: linear-gradient(
    135deg,
    var(--section-2) 0%,
    var(--section-1) 100%
  );
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.education-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  display: flex;
  gap: 1.5rem;
}

.education-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.edu-icon {
  width: 80px;
  height: 80px;
  background: var(--text-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.edu-icon i {
  font-size: 2rem;
  color: white;
}

.edu-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.edu-content h4 {
  font-size: 1.1rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.edu-content p {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.edu-year {
  display: inline-block;
  background: var(--bg-light);
  color: var(--text-dark);
  padding: 0.25rem 1rem;
  border-radius: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Contact Section */
.contact {
  padding: 5rem 0;
  background: linear-gradient(
    135deg,
    var(--section-1) 0%,
    var(--section-2) 100%
  );
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: 1rem;
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--primary-color);
  width: 30px;
}

.contact-item span {
  font-size: 1rem;
  color: var(--text-dark);
}

.contact-item a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-form {
  display: flex;
  flex-direction: column;
}

.form-group {
  position: relative;
  margin-bottom: 1.2rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: var(--bg-white);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer Styles */
.footer {
    background: linear-gradient(135deg, var(--section-1) 0%, var(--section-2) 100%);
    color: var(--text-dark);
    padding: 2rem 0;
    margin-top: 3rem;
    text-align: center;
    border-top: 3px solid rgba(31, 41, 55, 0.2);
}

.footer .container {
    max-width: 800px;
}

.footer p {
    margin: 0;
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
  }

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

  .timeline::before {
    left: 20px;
  }

  .timeline-content {
    width: calc(100% - 40px);
    margin-left: 40px !important;
    margin-right: 0 !important;
  }

  .timeline-content::before {
    left: -30px !important;
    right: auto !important;
  }

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

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

  }