/* ===== Shared Page Styles ===== */

/* Back Button */
.back-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1100;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--hamburger-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
}

.back-btn:hover {
  border-color: var(--accent);
  color: var(--accent-light);
  background: rgba(108, 99, 255, 0.1);
}

/* Page Content */
.page-content {
  min-height: 100vh;
  padding: 100px 0 80px;
}

.page-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(108, 99, 255, 0.1);
  color: var(--accent);
  font-size: 1.4rem;
  flex-shrink: 0;
}

.page-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 64px;
  padding-left: 72px;
}

/* ===== People Page ===== */
.people-section {
  margin-bottom: 56px;
}

.people-category {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.category-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.people-list {
  list-style: none;
  columns: 2;
  column-gap: 40px;
}

.people-list li {
  padding: 8px 0 8px 20px;
  font-size: 0.95rem;
  color: var(--text-primary);
  position: relative;
  break-inside: avoid;
  line-height: 1.6;
}

.people-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-secondary);
}

.people-role {
  font-size: 0.82rem;
  color: var(--accent-light);
}

/* ===== Photos Page ===== */
.photo-section {
  margin-bottom: 64px;
}

.photo-category {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}

.travel-title {
  font-size: 1.6rem;
  border-bottom: none;
  margin-bottom: 8px;
}

.travel-title i {
  color: var(--accent);
}

.travel-subsection {
  margin-bottom: 40px;
  margin-left: 16px;
  padding-left: 20px;
  border-left: 2px solid var(--border);
}

.travel-destination {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.travel-destination i {
  color: var(--accent);
  margin-right: 4px;
}

.travel-with {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-left: 8px;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.photo-grid img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
}

.photo-grid img:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.photo-placeholder {
  grid-column: 1 / -1;
  padding: 40px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  background: var(--bg-card);
  border: 2px dashed var(--border);
  border-radius: 12px;
}

.photo-placeholder code {
  background: rgba(108, 99, 255, 0.1);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.85rem;
  color: var(--accent-light);
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 16px;
  transition: var(--transition);
  opacity: 0.6;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  opacity: 1;
}

.lightbox-close { top: 20px; right: 20px; }
.lightbox-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 20px; top: 50%; transform: translateY(-50%); }

/* ===== Schedule Page ===== */
.calendar-wrapper {
  margin-top: 20px;
}

.calendar-iframe {
  width: 100%;
  height: 600px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.calendar-note {
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.calendar-note i {
  color: var(--accent);
  margin-right: 4px;
}

/* ===== Video Grid ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.video-card {
  display: block;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: rgba(108, 99, 255, 0.3);
  box-shadow: 0 12px 32px rgba(108, 99, 255, 0.1);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-card);
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.video-card:hover .video-thumb img {
  transform: scale(1.05);
}

.play-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  opacity: 0;
  transition: opacity var(--transition);
}

.video-card:hover .play-overlay {
  opacity: 1;
}

.play-overlay i {
  font-size: 3rem;
  color: white;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
}

/* GitHub Tag */
.github-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary) !important;
  font-weight: 600;
  cursor: pointer;
}

.github-tag:hover {
  background: rgba(108, 99, 255, 0.2) !important;
}

.github-tag i {
  font-size: 1rem;
}

/* Reading List */
.reading-list li {
  padding-left: 28px;
}

.reading-list a {
  color: var(--accent-light);
  transition: var(--transition);
}

.reading-list a:hover {
  color: var(--text-primary);
}

/* Detail section paragraph spacing */
.detail-section p + p {
  margin-top: 12px;
}

/* ===== Travel Link Cards ===== */
.travel-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.travel-link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  color: var(--text-primary);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.travel-link-card:hover {
  transform: translateY(-4px);
  border-color: rgba(108, 99, 255, 0.3);
  box-shadow: 0 12px 32px rgba(108, 99, 255, 0.1);
  color: var(--text-primary);
}

.travel-link-card i {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 4px;
}

.travel-link-card span {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.travel-link-card small {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ===== Education Block ===== */
.edu-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  margin-bottom: 48px;
}

.edu-header {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.edu-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(108, 99, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--accent);
  flex-shrink: 0;
}

.edu-header h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.edu-degree {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.edu-date {
  font-size: 0.85rem;
  color: var(--accent-light);
  margin-top: 4px;
}

.edu-coursework h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-weight: 500;
}

.coursework-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.coursework-item {
  padding: 16px;
  background: var(--bg-secondary);
  border-radius: 10px;
  border: 1px solid var(--border);
}

.coursework-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.coursework-item p {
  font-size: 0.83rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===== Skills Detail Cards ===== */
.skills-section-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin: 48px 0 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.skills-section-title i {
  color: var(--accent);
}

.skills-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 16px;
}

.skill-detail-card {
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: all 0.3s ease;
}

.skill-detail-card:hover {
  border-color: rgba(108, 99, 255, 0.3);
  transform: translateY(-4px);
}

.skill-detail-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(108, 99, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.skill-detail-card h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.skill-detail-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== Specs Grid ===== */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.spec-card {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.spec-card h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.spec-card h4 i {
  color: var(--accent);
}

.spec-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.spec-card li {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.spec-card li strong {
  color: var(--text-primary);
}

/* ===== Experience Page ===== */
.exp-timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.exp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s ease;
}

.exp-card:hover {
  border-color: rgba(108, 99, 255, 0.2);
}

.exp-card-header {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.exp-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(108, 99, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--accent);
  flex-shrink: 0;
}

.exp-card h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.exp-duration {
  font-size: 0.85rem;
  color: var(--accent-light);
  margin-bottom: 4px;
}

.exp-duration i {
  margin-right: 4px;
}

.exp-role {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.exp-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.exp-role-tag {
  padding: 6px 16px;
  background: rgba(108, 99, 255, 0.08);
  border: 1px solid rgba(108, 99, 255, 0.15);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent-light);
}

.exp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.exp-list li {
  padding: 12px 16px 12px 28px;
  background: var(--bg-secondary);
  border-radius: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
}

.exp-list li::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 18px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.exp-description {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.ta-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.ta-item {
  padding: 16px;
  background: var(--bg-secondary);
  border-radius: 10px;
  border: 1px solid var(--border);
}

.ta-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.ta-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ===== Pupil Page ===== */
.pupil-section {
  margin-bottom: 48px;
}

.pupil-category {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.pupil-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.pupil-card {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: all 0.3s ease;
  align-items: center;
}

.pupil-card:hover {
  border-color: rgba(108, 99, 255, 0.3);
  transform: translateY(-2px);
}

.pupil-photo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border: 2px solid var(--border);
}

.pupil-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pupil-avatar-fallback {
  width: 100%;
  height: 100%;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--text-secondary);
}

.pupil-info h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.pupil-interest {
  font-size: 0.83rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.pupil-interest i {
  color: var(--accent);
  margin-right: 4px;
  width: 14px;
  text-align: center;
}

.pupil-email {
  font-size: 0.78rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}

.pupil-email:hover {
  color: var(--accent-light);
}

.pupil-email i {
  color: var(--accent);
  font-size: 0.7rem;
}

/* ===== Semester Timeline (Coursework page) ===== */
.semester-timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.semester-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.semester-col {
  min-width: 0;
}

.semester-label {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.semester-label.spring { color: var(--accent-light); }
.semester-label.summer { color: #f5a623; }
.semester-label.fall { color: #e94560; }
.semester-label.winter { color: #00c9a7; }

.course-list-simple {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.course-list-simple li {
  padding: 6px 0 6px 16px;
  font-size: 0.9rem;
  color: var(--text-primary);
  position: relative;
  line-height: 1.5;
}

.course-list-simple li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 13px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-secondary);
}

.course-tag {
  display: inline-block;
  padding: 1px 8px;
  background: rgba(245, 166, 35, 0.15);
  color: #f5a623;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-left: 4px;
  vertical-align: middle;
}

.course-research {
  font-style: italic;
  color: var(--text-secondary) !important;
}

/* ===== Light Mode ===== */
@media (prefers-color-scheme: light) {
  .person-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  }

  .photo-grid img:hover {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  }

  .back-btn {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  }
}

/* ===== Research Detail Page ===== */
.research-detail {
  max-width: 800px;
}

.detail-section {
  margin-bottom: 48px;
}

.detail-section h2 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.detail-section p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.detail-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.detail-list li {
  padding: 12px 16px;
  padding-left: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
}

.detail-list li::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 18px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.detail-list.publications li::before {
  background: var(--accent-light);
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ===== Responsive ===== */
/* ===== Tablet (768px) ===== */
@media (max-width: 768px) {
  .page-content {
    padding: 80px 0 60px;
  }

  .page-title {
    font-size: 1.6rem;
    gap: 12px;
  }

  .page-icon {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
  }

  .page-subtitle {
    padding-left: 0;
    font-size: 0.95rem;
    margin-bottom: 48px;
  }

  .back-btn {
    padding: 8px 16px;
    font-size: 0.8rem;
  }

  /* People */
  .people-list {
    columns: 1;
  }

  /* Photos */
  .photo-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 8px;
  }

  .photo-grid img {
    height: 150px;
    border-radius: 8px;
  }

  /* Travel links */
  .travel-links {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
  }

  .travel-link-card {
    padding: 20px;
  }

  /* Calendar */
  .calendar-iframe {
    height: 450px;
  }

  /* Research detail */
  .detail-section h2 {
    font-size: 1.15rem;
  }

  .detail-section p {
    font-size: 0.92rem;
  }

  .video-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
  }

  /* Education */
  .edu-block {
    padding: 24px;
  }

  .edu-header {
    flex-direction: column;
    gap: 12px;
  }

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

  /* Skills */
  .skills-detail-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .skill-detail-card {
    padding: 20px;
  }

  /* Specs */
  .specs-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* Experience */
  .exp-card {
    padding: 24px;
  }

  .exp-card-header {
    flex-direction: column;
    gap: 12px;
  }

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

  /* Semester */
  .semester-row {
    padding: 20px;
  }

  .course-list li {
    font-size: 0.82rem;
    padding: 6px 12px;
  }
}

/* ===== Mobile (480px) ===== */
@media (max-width: 480px) {
  .page-content {
    padding: 72px 0 48px;
  }

  .page-title {
    font-size: 1.35rem;
    gap: 10px;
  }

  .page-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    border-radius: 10px;
  }

  .page-subtitle {
    font-size: 0.88rem;
    margin-bottom: 36px;
  }

  /* People */
  .people-category {
    font-size: 1.15rem;
  }

  .people-list li {
    font-size: 0.85rem;
    padding: 6px 0 6px 16px;
  }

  /* Photos */
  .photo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .photo-grid img {
    height: 120px;
    border-radius: 6px;
  }

  .photo-category {
    font-size: 1.1rem;
  }

  .travel-title {
    font-size: 1.3rem;
  }

  /* Travel links */
  .travel-links {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .travel-link-card {
    padding: 16px;
    flex-direction: row;
    align-items: center;
    gap: 12px;
  }

  .travel-link-card i {
    font-size: 1.1rem;
    margin-bottom: 0;
  }

  .travel-link-card span {
    font-size: 0.95rem;
  }

  /* Calendar */
  .calendar-iframe {
    height: 350px;
    border-radius: 10px;
  }

  /* Research detail */
  .research-detail {
    max-width: 100%;
  }

  .detail-section {
    margin-bottom: 36px;
  }

  .detail-section h2 {
    font-size: 1.05rem;
  }

  .detail-section p {
    font-size: 0.88rem;
  }

  .detail-list li {
    padding: 10px 12px 10px 24px;
    font-size: 0.85rem;
  }

  .detail-list li::before {
    left: 10px;
    top: 15px;
    width: 5px;
    height: 5px;
  }

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

  /* Education */
  .edu-block {
    padding: 20px;
  }

  .edu-header h3 {
    font-size: 1.15rem;
  }

  .edu-degree {
    font-size: 0.85rem;
  }

  .coursework-item {
    padding: 12px;
  }

  .coursework-item strong {
    font-size: 0.88rem;
  }

  .coursework-item p {
    font-size: 0.78rem;
  }

  /* Skills */
  .skills-section-title {
    font-size: 1.2rem;
    margin: 36px 0 18px;
  }

  .skill-detail-card {
    padding: 18px;
  }

  .skill-detail-card h4 {
    font-size: 0.95rem;
  }

  .skill-detail-card p {
    font-size: 0.82rem;
  }

  /* Specs */
  .spec-card {
    padding: 18px;
  }

  .spec-card h4 {
    font-size: 0.95rem;
  }

  .spec-card li {
    font-size: 0.82rem;
  }

  /* Experience */
  .exp-card {
    padding: 20px;
  }

  .exp-card h2 {
    font-size: 1.1rem;
  }

  .exp-list li {
    padding: 10px 12px 10px 24px;
    font-size: 0.83rem;
  }

  .exp-role-tag {
    padding: 5px 12px;
    font-size: 0.78rem;
  }

  .ta-item {
    padding: 12px;
  }

  .ta-item h4 {
    font-size: 0.88rem;
  }

  /* Semester */
  .semester-block {
    padding: 16px;
  }

  .semester-row {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .semester-label {
    font-size: 0.95rem;
  }

  .course-list-simple li {
    font-size: 0.82rem;
  }

  /* Lightbox */
  .lightbox-close { top: 12px; right: 12px; }
  .lightbox-prev { left: 8px; font-size: 1.2rem; }
  .lightbox-next { right: 8px; font-size: 1.2rem; }
}

/* ===== Small Mobile (360px) ===== */
@media (max-width: 360px) {
  .page-title {
    font-size: 1.2rem;
  }

  .photo-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .photo-grid img {
    height: 100px;
  }

  .people-list {
    columns: 1;
  }
}