/* About Page - Hakkımda - arka plan ve kart */
.about-container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 80px 24px 48px;
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.65;
    color: #334155;
    margin-top: 60px; 
    min-height: 100vh;
    box-sizing: border-box;
}

.about-content {
  width: 100%;
  position: relative;
  background: #fafbfc;
  border-radius: 16px;
  padding: 2.5rem 2.5rem 3rem;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(226, 232, 240, 0.8);
  box-sizing: border-box;
}

/* Intro - başlık metinle aynı blokta */
.about-intro { 
}


.about-page-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 1rem;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.intro-greeting {
  font-size: 1.15rem;
  color: #334155;
  line-height: 1.75;
  margin-bottom: 1.5rem;
  font-weight: 500;
  padding-left: 1rem;
  border-left: 3px solid #3b82f6;
}

.intro-content {
  display: flex;
  gap: 44px;
  align-items: flex-start;
}

.intro-image {
  flex-shrink: 0;
}

.profile-photo-wrap {
  width: 180px;
  height: 180px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.1), 0 2px 8px rgba(0, 0, 0, 0.04);
  border: 1px solid #e2e8f0;
  transition: box-shadow 0.35s ease, transform 0.35s ease;
}

.profile-photo-wrap:hover {
  box-shadow: 0 12px 40px rgba(59, 130, 246, 0.15), 0 4px 12px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
  transition: transform 0.35s ease;
}

.profile-photo:hover {
  transform: scale(1.04);
}

.intro-text-content {
  flex: 1;
  min-width: 0;
}

.intro-text {
  font-size: 1.05rem;
  color: #475569;
  margin-bottom: 1.25rem;
  line-height: 1.8;
}

.intro-text:last-child {
  margin-bottom: 0;
}

/* Section headings */
.about-content section h2 {
  font-size: 1.35rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 26px;
  padding-bottom: 12px;
  border-bottom: 1px solid #e2e8f0;
  letter-spacing: -0.01em;
  position: relative;
}

.about-content section h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, #3b82f6, #60a5fa);
  border-radius: 1px;
}

/* Experience - Timeline */
.experience-section {
  margin-bottom: 60px;
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 24px;
  border-left: 2px solid #e2e8f0;
  margin-left: 8px;
}

.experience-item {
  position: relative;
  padding: 26px 26px 26px 30px;
  margin-bottom: 0;
  background: #fafbfc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  margin-left: -2px;
  margin-bottom: 22px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(0, 0, 0, 0.04);
  transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.2s ease;
}

.experience-item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 30px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3b82f6;
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px #3b82f6, 0 2px 8px rgba(59, 130, 246, 0.35);
}

.experience-item:hover {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  border-color: #cbd5e1;
}

.experience-item:last-child {
  margin-bottom: 0;
}

.experience-company {
  font-size: 1.1rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.experience-company-name {
  font-size: 0.95rem;
  font-weight: 500;
  color: #2563eb;
  margin-bottom: 8px;
}

.experience-period {
  font-size: 0.85rem;
  color: #64748b;
  margin-bottom: 12px;
  font-weight: 500;
}

.experience-description {
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.7;
}

/* Expertise - Grid cards */
.expertise-section {
  margin-bottom: 60px;
}

.expertise-categories {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.expertise-category {
  background: linear-gradient(180deg, #fafbfc 0%, #f1f3f5 100%);
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 26px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.expertise-category:hover {
  border-color: #cbd5e1;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  transform: translateY(-2px);
}

.expertise-category h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-item {
  background: #f8f9fa;
  color: #475569;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid #e2e8f0;
  transition: border-color 0.25s, color 0.25s, box-shadow 0.25s;
}

.tech-item:hover {
  border-color: #3b82f6;
  color: #2563eb;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.12);
}

/* Philosophy */
.philosophy-section {
  margin-bottom: 60px;
}

.philosophy-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.philosophy-list li {
  padding: 16px 20px 16px 44px;
  background: linear-gradient(180deg, #fafbfc 0%, #f1f3f5 100%);
  border-radius: 12px;
  color: #475569;
  font-size: 0.95rem;
  position: relative;
  border: 1px solid #e2e8f0;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.philosophy-list li:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}

.philosophy-list li::before {
  content: "✓";
  position: absolute;
  left: 18px;
  color: #10b981;
  font-weight: 700;
  font-size: 1rem;
}

/* Education */
.education-section {
  margin-bottom: 60px;
}

.education-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.education-item {
  background: linear-gradient(180deg, #fafbfc 0%, #f1f3f5 100%);
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 26px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}

.education-item:hover {
  border-color: #cbd5e1;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
  transform: translateY(-2px);
}

.education-item h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #0f172a;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.education-degree {
  font-size: 0.95rem;
  font-weight: 500;
  color: #2563eb;
  margin-bottom: 4px;
}

.education-period {
  font-size: 0.85rem;
  color: #64748b;
  font-weight: 500;
}

/* CTA */
.about-cta {
  text-align: center;
  padding: 40px 24px;
  background: linear-gradient(180deg, #eef1f5 0%, #e4e8ed 100%);
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  margin-top: 48px;
}

.about-cta p {
  font-size: 1.05rem;
  color: #475569;
  margin-bottom: 20px;
}

.about-cta .btn-contact {
  display: inline-block;
  background: #2563eb;
  color: #fff;
  padding: 12px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.about-cta .btn-contact:hover {
  background: #1d4ed8;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
  color: #fff;
}

/* Image Modal */
.image-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.92);
  align-items: center;
  justify-content: center;
}

.image-modal.show {
  display: flex;
}

.image-modal .modal-content {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.image-modal .modal-close {
  position: absolute;
  top: 24px;
  right: 32px;
  color: #fff;
  font-size: 32px;
  font-weight: 300;
  cursor: pointer;
  z-index: 10;
  opacity: 0.9;
}

.image-modal .modal-close:hover {
  opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .about-container {
        padding: 70px 16px 40px;
        margin-top: 90px;
    }

  .intro-content {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .intro-text-content {
    text-align: left;
    width: 100%;
  }

  .about-page-title {
    font-size: 1.35rem;
    margin-bottom: 0.875rem;
  }

  .intro-greeting {
    padding-left: 0.875rem;
    border-left-width: 3px;
  }

  .profile-photo-wrap {
    width: 160px;
    height: 160px;
  }

  .experience-list {
    padding-left: 20px;
    margin-left: 0;
  }

  .experience-item {
    padding: 20px 20px 20px 24px;
    margin-left: 0;
  }

  .experience-item::before {
    left: -26px;
  }

  .expertise-categories {
    grid-template-columns: 1fr;
  }

  .philosophy-list {
    grid-template-columns: 1fr;
  }

  .about-cta {
    padding: 32px 20px;
  }
}

@media (max-width: 480px) {
  .profile-photo-wrap {
    width: 140px;
    height: 140px;
  }
}