.about-header {
  padding: 140px 0 60px;
  text-align: center;
  color: #fff;
}

.about-title {
  font-size: 2.8rem;
  font-weight: 700;
}

.about-subtitle {
  opacity: 0.85;
  margin-top: 6px;
}

.about-section {
  padding: 80px 0;
  color: #e6eef8;
}

.about-section.alt {
  background: rgba(255, 255, 255, 0.03);
}

/* ===== Photo ===== */
.profile-square {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #071428;
  display: block;
  border: 2px solid rgba(14, 238, 255, 0.3);
}

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

/* ===== Lists ===== */
.bio-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0 0;
  color: #d6eefd;
}

.bio-list li {
  margin-bottom: 8px;
}

/* ===== Timeline ===== */
.timeline {
  position: relative;
  max-width: 750px;
  margin: 0 auto;
  border-left: 2px solid rgba(14, 238, 255, 0.12);
  padding-left: 26px;
}

.timeline-item {
  margin-bottom: 40px;
  position: relative;
}

.timeline-icon {
  position: absolute;
  left: -26px;
  top: 0;
  background: rgba(14, 238, 255, 0.95);
  color: #001021;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-content {
  background: rgba(255, 255, 255, 0.02);
  padding: 18px;
  border-radius: 10px;
}

.timeline-item.future .timeline-icon {
  background: rgba(14, 238, 255, 0.35);
  color: #eafcff;
}
.timeline-item.future .timeline-content {
  opacity: 0.8;
  font-style: italic;
}

/* Timeline Links */
.timeline-link {
  color: inherit; /* same color as surrounding text */
  text-decoration: none; /* remove underline */
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

/* Hover effect: underline with same text color */
.timeline-link:hover {
  text-decoration: underline;
  text-decoration-color: currentColor; /* matches text color */
}

/* ===== Experience ===== */
.experience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.experience-card {
  padding: 24px;
  border-radius: 14px;
  transition: 0.3s;
  border: 1px solid rgba(14, 238, 255, 0.05);
  /* use shared glass-card look */
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--card-shadow);
}

.experience-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(3, 20, 40, 0.4);
}

/* ===== Skills ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.skill-block {
  background: rgba(255, 255, 255, 0.02);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid rgba(14, 238, 255, 0.05);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.skill-block:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 28px rgba(3, 20, 40, 0.5);
}

.skill-heading {
  color: #dffcff;
  font-size: 1.05rem;
  margin-bottom: 10px;
  font-weight: 600;
}

.skill-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: #d6eefd;
  font-size: 0.95rem;
}

.skill-list li {
  padding: 6px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.02);
}

@media (max-width: 768px) {
  .about-header {
    padding-top: 120px;
  }
  .profile-square {
    margin-bottom: 30px;
  }
}