/* ---------- Hero Section ---------- */
/*
 * Landing section with lab logo, description, and preview images
 * Grid layout: text left, images right
 */

.hero {
  min-height: auto;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 120px 0 30px 0;
  background-color: #F5F5F7;
}

.hero-content {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-left {
  max-width: 900px;
  text-align: center;
}

.hero-title {
  font-size: 70px;
  font-weight: 700;
  margin: 0 auto 15px auto;
  line-height: 0.9;
  letter-spacing: -0.05em;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow: visible;
}

.hero-text-black {
  color: #1d1d1f;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.hero-text-gradient {
  background: linear-gradient(90deg, #ee68c1 0%, #9876e3 50%, #0066FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 4px rgba(0, 102, 255, 0.15));
  padding-bottom: 15px;
}

.hero-description {
  font-size: 20px;
  line-height: 1.8;
  margin-bottom: 10px;
  font-weight: 100;
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
}

.hero-links {
  font-size: 14px;
  color: #6E6E73;
  margin-bottom: 8px;
}

.hero-links a {
  color: #0066FF;
  border-bottom: 1px solid rgba(0, 102, 255, 0.3);
  padding-bottom: 2px;
  transition: all 0.3s ease;
}

.hero-links a:hover {
  color: #0052CC;
  border-bottom-color: #0052CC;
}

.hero-links .clickable-email {
  color: #0066FF;
  border-bottom: 1px solid rgba(0, 102, 255, 0.3);
  padding-bottom: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-links .clickable-email:hover {
  color: #0052CC;
  border-bottom-color: #0052CC;
}

.hero-copy-note {
  opacity: 0;
  margin-left: 8px;
  font-size: 12px;
  color: #4CAF50;
  transition: opacity 0.3s ease;
}

.department {
  font-size: 14px;
  color: #86868B;
  font-weight: 400;
  letter-spacing: 0.01em;
  font-style: normal;
  margin-bottom: 30px;
  font-family: 'Courier New', Courier, monospace;
}

.hero-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  padding-left: 30px;
}

.hero-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border: 0.5px solid rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hero-image:hover {
  transform: scale(1.02);
  opacity: 0.9;
}

.hero-image-link {
  display: block;
  text-decoration: none;
}

/* ---------- About Section ---------- */
.about-section {
  padding: 30px 0;
  background-color: #F5F5F7;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  align-items: start;
}

.section-title {
  font-size: 26px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #7B68EE 0%, #4169E1 50%, #0066FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-text {
  font-size: 18px;
  color: #6E6E73;
  font-weight: 300;
}

.about-text p {
  margin-bottom: 10px;
}

.about-photo-container {
  display: flex;
  justify-content: flex-start;
  align-items: center;
}

.about-photo {
  width: 100%;
  max-width: 400px;
  height: auto;
  filter: grayscale(20%);
  border: 0.5px solid rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
  border-radius: 20px;
}

.about-photo:hover {
  transform: scale(1.02);
  filter: grayscale(0%);
}

/* ---------- Members Section ---------- */
.members-section {
  margin-top: 30px;
}

.subsection-title {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 15px;
  letter-spacing: -0.01em;
  color: #1d1d1f;
}

.members-grid {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 10px;
}

.members-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
  max-width: 100%;
}

@media (min-width: 769px) {
  .members-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

.members-row.principal-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

@media (min-width: 769px) {
  .members-row.principal-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

.member-card {
  padding: 15px;
  background: rgba(0, 0, 0, 0.03);
  border: 0.5px solid rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.member-info {
  flex: 1;
}

.member-photo-placeholder {
  width: 50px;
  height: 50px;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.08);
  flex-shrink: 0;
}

.member-card.principal {
  background: linear-gradient(135deg, rgba(123, 104, 238, 0.1) 0%, rgba(0, 102, 255, 0.1) 100%);
  border: 1.5px solid rgba(0, 102, 255, 0.3);
}

.member-links {
  display: none;
  flex-direction: row;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}

.member-link-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(123, 104, 238, 0.12);
  border-radius: 6px;
  color: #7B68EE;
  font-size: 14px;
  transition: all 0.2s ease;
  cursor: pointer;
  text-decoration: none;
}

.member-link-icon:hover {
  background: rgba(123, 104, 238, 0.2);
  color: #6854D6;
  transform: translateY(-1px);
}

.member-card:hover {
  background: rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

.member-card.principal:hover {
  background: linear-gradient(135deg, rgba(123, 104, 238, 0.15) 0%, rgba(0, 102, 255, 0.15) 100%);
  border-color: rgba(0, 102, 255, 0.5);
}

.member-card.clickable {
  cursor: pointer;
}

.member-card.clickable:hover {
  border-color: rgba(0, 0, 0, 0.2);
}

.member-name {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 2px;
  color: #1d1d1f;
}

.cv-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: rgba(123, 104, 238, 0.15);
  border: 1px solid rgba(123, 104, 238, 0.3);
  border-radius: 12px;
  color: #7B68EE;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.03em;
  flex-shrink: 0;
  align-self: center;
}

.cv-badge:hover {
  background: rgba(123, 104, 238, 0.25);
  border-color: rgba(123, 104, 238, 0.5);
  transform: translateY(-1px);
}

.cv-icon-btn {
  display: none;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.03em;
  border: none;
}

.member-role {
  font-size: 12px;
  color: #86868B;
}

/* ---------- Research Interests Section ---------- */
.research-section {
  padding: 60px 0 30px 0;
  background-color: #F5F5F7;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.research-card {
  padding: 0;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.research-card:hover {
  background: #FFFFFF;
  transform: translateY(-3px);
  border-color: rgba(0, 0, 0, 0.15);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.research-image-container {
  width: 100%;
  height: 150px;
  overflow: hidden;
  position: relative;
}

.research-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  cursor: pointer;
}

.research-card:hover .research-image {
  transform: scale(1.05);
}

.research-image-link {
  display: block;
  width: 100%;
  height: 100%;
}

.research-image-link .research-image {
  cursor: pointer;
}

.research-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
  margin-top: 12px;
  padding: 0 15px;
  color: #1d1d1f;
  line-height: 1.3;
  display: flex;
  align-items: center;
}

.research-description {
  font-size: 17px;
  color: #6E6E73;
  font-weight: 300;
  margin-bottom: 12px;
  padding: 0 15px;
  line-height: 1.6;
}

.research-projects {
  margin-top: 10px;
  margin-bottom: 15px;
  padding: 10px 15px 25px 15px;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.projects-subtitle {
  font-size: 16px;
  font-weight: 500;
  color: #1d1d1f;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}

.projects-list {
  list-style: none;
  padding-left: 0;
}

.projects-list li {
  font-size: 15px;
  line-height: 1.6;
  color: #86868B;
  margin-bottom: 10px;
  padding-left: 18px;
  position: relative;
  display: flex;
  align-items: flex-start;
}

.projects-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #86868B;
  font-size: 16px;
  line-height: 1;
  top: 2px;
}

/* ---------- Publications Section ---------- */
.section {
  padding: 30px 0;
  background-color: #F5F5F7;
}

.hidden-publication {
  display: none !important;
}

.view-all-btn {
  padding: 12px 30px;
  background: #0066FF;
  color: #FFFFFF;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.view-all-btn:hover {
  background: #0052CC;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.section-content {
  width: 100%;
  max-width: 1800px;
  margin: 0 auto;
  padding: 0 60px;
}

.publication-list {
  margin-top: 15px;
}

.selected-publications-card {
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 12px;
  padding: 25px 30px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.selected-publications .publication-item {
  display: flex;
  gap: 20px;
  padding: 20px 0;
  margin-bottom: 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 0;
  transition: none;
  box-shadow: none;
}

.selected-publications .publication-item:last-child {
  border-bottom: none;
}

.selected-publications .publication-item:hover {
  transform: none;
  box-shadow: none;
}

.publication-item {
  display: flex;
  gap: 20px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.publication-item:hover {
  background: rgba(0, 0, 0, 0.02);
  padding-left: 20px;
  margin-left: -20px;
  padding-right: 20px;
  margin-right: -20px;
}

.publication-number {
  font-size: 20px;
  font-weight: 600;
  color: #86868B;
  min-width: 50px;
}

.publication-content {
  flex: 1;
}

.publication-title {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: 4px;
  color: #1d1d1f;
}

.publication-authors {
  font-size: 13px;
  color: #6E6E73;
  margin-bottom: 2px;
}

.publication-journal {
  font-size: 13px;
  color: #86868B;
  font-style: italic;
  margin-bottom: 6px;
}

.publication-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.publication-links a,
.publication-links button {
  font-size: 12px;
  padding: 3px 10px;
  border: 1px solid #0066FF;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: transparent;
  color: #0066FF;
  cursor: pointer;
  font-family: inherit;
}

.publication-links a:hover,
.publication-links button:hover {
  background: #0066FF;
  color: #FFFFFF;
  border-color: #0066FF;
}

.overview-btn {
  border-color: #4ECDC4 !important;
  color: #4ECDC4 !important;
}

.overview-btn:hover {
  background: #4ECDC4 !important;
  color: #FFFFFF !important;
  border-color: #4ECDC4 !important;
}

/* ---------- Contact Section ---------- */
.contact-content {
  max-width: 800px;
  margin-top: 10px;
}

.contact-intro {
  font-size: 14px;
  line-height: 1.4;
  color: #6E6E73;
  margin-bottom: 15px;
}

.contact-details {
  font-size: 14px;
  line-height: 1.5;
  color: #6E6E73;
}

.contact-details p {
  margin-bottom: 8px;
}

.contact-details strong {
  font-weight: 600;
  color: #1d1d1f;
}

/* ---------- Placeholder Text ---------- */
.placeholder-text {
  font-size: 14px;
  line-height: 1.4;
  color: #86868B;
  font-style: italic;
  max-width: 800px;
}

/* ---------- Member Email Notification ---------- */
.member-email-notification {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(0, 0, 0, 0.85);
  color: #FFFFFF;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 10000;
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.member-email-notification.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Research card responsive spacing */
@media (max-width: 1200px) {
  .research-projects {
    padding: 10px 15px 15px 15px;
  }
}

/* Member links - show only on mobile */
@media (max-width: 768px) {
  .member-links {
    display: flex;
  }

  .member-card.principal .cv-badge {
    display: none;
  }

  .cv-icon-btn {
    display: inline-flex;
  }

  .projects-list li {
    font-size: 17px;
  }

  .projects-list li::before {
    font-size: 18px;
  }
}

/* Research card heights - only fixed on desktop (3 columns) */
@media (min-width: 1201px) {
  .research-title {
    height: 44px;
  }

  .research-description {
    height: 135px;
    overflow: hidden;
  }

  .research-projects {
    height: 240px;
  }
}