* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* IIT Bombay Color Palette */
  --iitb-navy: #003366;
  --iitb-dark-navy: #002244;
  --iitb-light-blue: #e6f3ff;
  --iitb-accent: #f7904c;
  --iitb-gray: #f8fafc;

  /* Typography */
  --font-primary: "Inter", sans-serif;
  --font-serif: "Georgia", serif;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: #374151;
  background-color: #ffffff;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--iitb-navy);
}

.section-title {
  font-size: 2rem;
  margin-bottom: var(--spacing-lg);
  color: var(--iitb-navy);
}
.title-link {
  margin-bottom: 0;
}
.title-link-new {
  margin-bottom: var(--spacing-sm);
}

.section-description {
  font-size: 1.125rem;
  color: #6b7280;
  /* max-width: 48rem; */
  text-wrap: pretty;
  margin: 0 auto var(--spacing-xl);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section-padding {
  padding: var(--spacing-3xl) 0;
}
.section-small-padding {
  padding: var(--spacing-xl) 0;
}
.bg-light {
  background-color: #fafbfc;
}

/* Navigation */
.sticky-nav {
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e5e7eb;
  box-shadow: var(--shadow-sm);
  transition: top 0.3s ease, position 0.3s ease;
  position: absolute;
  top: 0;
  z-index: 1000;
}

.sticky-nav.sticky {
  position: fixed;
  top: 0;
}

.sticky-nav.hidden {
  top: -100px;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--iitb-navy);
}

.logo-icon {
  width: 2rem;
  height: 2rem;
  background: var(--iitb-navy);
  border-radius: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  overflow: hidden;
}

.iitb-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.25rem;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-serif);
}

.logo-subtitle {
  font-size: 0.75rem;
  color: #6b7280;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.nav-link {
  padding: var(--spacing-sm) var(--spacing-sm);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  color: #6b7280;
  transition: var(--transition-fast);
  border-radius: 0.375rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--iitb-navy);
  background-color: #f1f5f9;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--iitb-navy);
  cursor: pointer;
  padding: var(--spacing-sm);
}

.mobile-menu {
  display: none;
  background: white;
  border-top: 1px solid #e5e7eb;
  padding: var(--spacing-md);
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.mobile-nav-link {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  color: #6b7280;
  transition: var(--transition-fast);
  border-radius: 0.375rem;
}

.mobile-nav-link:hover {
  color: var(--iitb-navy);
  background-color: #f1f5f9;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 0.5rem;
  transition: var(--transition-fast);
  cursor: pointer;
  border: none;
}

.btn-primary {
    display: inline-block;
    padding: 16px 32px;
    text-decoration: none;
    border-radius: 12px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: none;
    letter-spacing: 0.3px;
    min-width: 160px;
    background: linear-gradient(90deg, #1a365d, #3182ce);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
    background: linear-gradient(135deg, #1a365d 0%, #3182ce 100%);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-outline {
  border: 2px solid var(--iitb-navy);
  color: var(--iitb-navy);
  background: transparent;
}

.btn-outline:hover {
  background-color: var(--iitb-navy);
  color: white;
}

.btn-outline-white {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.btn-outline-white:hover {
  background-color: white;
  color: var(--iitb-navy);
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--iitb-navy) 0%, var(--iitb-dark-navy) 100%);
  color: white;
  padding: 3rem 0;
  margin-top: 50px;
  text-align: center;
}

.hero-container {
  max-width: 64rem;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 300;
  margin-bottom: var(--spacing-lg);
  font-family: var(--font-serif);
  line-height: 1.1;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 300;
  margin-bottom: var(--spacing-xl);
  color: rgba(255, 255, 255, 0.9);
}

.hero-description {
  font-size: 1.125rem;
  font-weight: 300;
  /* margin-bottom: var(--spacing-2xl); */
  color: rgba(255, 255, 255, 0.8);
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
}

/* Stats Section */
.stats-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--iitb-gray);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
}

.stat-card {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.stat-icon {
  font-size: 2rem;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.stat-number {
  font-size: 2rem;
  font-weight: bold;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-serif);
}

.stat-label {
  color: #6b7280;
  font-size: 0.875rem;
}

/* Biography Section */
.bio-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.bio-image {
  position: relative;
}

.image-placeholder {
  aspect-ratio: 4 / 3;
  background-color: var(--iitb-gray);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: #9ca3af;
  transition: var(--transition-normal);
}

.image-placeholder:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.professor-photo {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 0.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.professor-photo:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg);
}

.bio-text {
  margin-bottom: var(--spacing-xl);
}

.bio-text p {
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

/* Research Section */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header-with-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.section-link {
  color: #6b7280;
  text-decoration: none;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-fast);
}

.section-link:hover {
  color: var(--iitb-navy);
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.research-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.research-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.research-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--iitb-navy);
  font-family: var(--font-serif);
}

.research-description {
  color: #6b7280;
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.research-points {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.research-point {
  font-size: 0.875rem;
  color: #6b7280;
}

/* Publications Section */
.publications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  /* gap: var(--spacing-xl); */
}

.publication-card {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.publication-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.publication-meta {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: var(--spacing-sm);
}

.publication-title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
  color: var(--iitb-navy);
  font-family: var(--font-serif);
  line-height: 1.4;
}

.publication-abstract {
  color: #6b7280;
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.publication-link {
  color: #6b7280;
  text-decoration: none;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-fast);
}

.publication-link:hover {
  color: var(--iitb-navy);
}

/* Awards Section */
.awards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.award-card {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-md);
  display: flex;
  gap: var(--spacing-md);
  transition: var(--transition-normal);
}

.award-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.award-icon {
  width: 3rem;
  height: 3rem;
  background: var(--iitb-light-blue);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--iitb-navy);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.award-content {
  flex: 1;
}

.award-title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
  color: var(--iitb-navy);
  font-family: var(--font-serif);
}

.award-year {
  color: var(--iitb-accent);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-sm);
}

.award-description {
  color: #6b7280;
  font-size: 0.875rem;
  line-height: 1.6;
}

.awards-button {
  text-align: center;
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.contact-card {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.contact-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.contact-icon {
  width: 4rem;
  height: 4rem;
  background: var(--iitb-light-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  color: var(--iitb-navy);
  font-size: 2rem;
}

.contact-title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-sm);
  color: var(--iitb-navy);
  font-family: var(--font-serif);
}

.contact-info {
  color: #6b7280;
  font-size: 0.875rem;
  margin-bottom: var(--spacing-xs);
}

.contact-button {
  text-align: center;
}

/* Footer */
.footer {
  background-color: var(--iitb-navy);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-about {
  max-width: 100%;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.footer-name {
  font-size: 1.25rem;
  font-weight: bold;
  color: white;
  font-family: var(--font-serif);
}

.footer-title {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-description {
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-lg);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.contact-icon-small {
  width: 2rem;
  height: 2rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.contact-primary {
  font-weight: 500;
  color: white;
  font-size: 0.875rem;
}

.contact-secondary {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.footer-section-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: white;
  font-family: var(--font-serif);
}

.footer-link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-link {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: white;
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.footer-institution {
  font-weight: 500;
  color: white;
  font-size: 0.875rem;
}

.footer-department {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.footer-bottom-right {
  text-align: right;
}

.footer-copyright {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.75rem;
  margin-top: var(--spacing-xs);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .nav-menu {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .mobile-menu.active {
    display: block;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-buttons .btn {
    width: 100%;
    text-align: center;
  }

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

  .stat-card {
    padding: 1rem;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.75rem;
  }

  .bio-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .section-header-with-link {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .research-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .research-card {
    padding: 1.5rem;
  }

  .publications-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .publication-card {
    padding: 1.5rem;
  }

  .awards-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .award-card {
    padding: 1.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .contact-card {
    padding: 1.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .footer-bottom-right {
    text-align: center;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section-description {
    font-size: 1rem;
  }

  .page-title {
    font-size: 2rem;
  }

  .page-description {
    font-size: 1rem;
  }

  /* Navigation mobile improvements */
  .nav-content {
    height: 3.5rem;
  }

  .logo-name {
    font-size: 0.875rem;
  }

  .logo-subtitle {
    font-size: 0.7rem;
  }

  /* Mobile menu improvements */
  .mobile-menu {
    padding: 1rem;
  }

  .mobile-nav-link {
    padding: 0.75rem;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.75rem;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-description {
    font-size: 0.875rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .stat-card {
    padding: 0.75rem;
  }

  .stat-number {
    font-size: 1.25rem;
  }

  .stat-label {
    font-size: 0.7rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .section-description {
    font-size: 0.875rem;
  }

  .page-title {
    font-size: 1.75rem;
  }

  .page-description {
    font-size: 0.875rem;
  }

  .award-card {
    flex-direction: column;
    text-align: center;
    padding: 1rem;
  }

  .award-icon {
    align-self: center;
  }

  .research-card,
  .publication-card,
  .contact-card {
    padding: 1rem;
  }

  /* Navigation small mobile */
  .nav-content {
    height: 3rem;
  }

  .logo-icon {
    width: 1.5rem;
    height: 1.5rem;
  }

  .iitb-logo {
    padding: 0.125rem;
  }

  .logo-name {
    font-size: 0.8rem;
  }

  .logo-subtitle {
    font-size: 0.65rem;
  }

  /* Mobile menu small mobile */
  .mobile-menu {
    padding: 0.75rem;
  }

  .mobile-nav-link {
    padding: 0.5rem;
    font-size: 0.9rem;
  }

  /* Button improvements for small mobile */
  .btn {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }
}

/* Landscape Mobile Optimization */
@media (max-width: 768px) and (orientation: landscape) {
  .hero-section {
    padding: 2rem 0;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
  }

  .bio-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .research-grid,
  .publications-grid,
  .awards-grid,
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
  .btn:hover {
    transform: none;
  }

  .nav-link:hover {
    background-color: transparent;
  }

  .nav-link.active:hover {
    background-color: #f1f5f9;
  }

  .research-card:hover,
  .publication-card:hover,
  .award-card:hover,
  .contact-card:hover {
    transform: none;
  }

  /* Increase touch targets */
  .btn {
    min-height: 2.75rem;
  }

  .nav-link {
    min-height: 2.5rem;
    min-width: 2.5rem;
  }

  .mobile-nav-link {
    min-height: 2.75rem;
  }

  .form-input,
  .form-textarea,
  .form-select {
    min-height: 2.75rem;
  }
}

/* Animation Classes */
.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.hidden {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Print Styles */
@media print {
  .no-print {
    display: none !important;
  }

  .print-friendly {
    background: white !important;
    color: black !important;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Team member anchor scrolling */
.team-member {
  scroll-margin-top: 100px; /* Account for fixed header */
}

/* Highlight team member when navigated to via anchor */
.team-member:target {
  animation: highlightMember 2s ease-out;
}

@keyframes highlightMember {
  0% {
    background-color: rgba(0, 123, 255, 0.1);
    transform: scale(1.02);
  }
  100% {
    background-color: transparent;
    transform: scale(1);
  }
}

/* Notification styles */
.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: white;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 1rem 1.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  max-width: 400px;
}

.notification.show {
  transform: translateX(0);
}

.notification.success {
  border-left: 4px solid #10b981;
}

.notification.error {
  border-left: 4px solid #ef4444;
}

.notification.info {
  border-left: 4px solid #3b82f6;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--iitb-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--iitb-navy);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--iitb-dark-navy);
}

/* Page Header Styles */
.page-header {
  background: linear-gradient(135deg, var(--iitb-navy) 0%, var(--iitb-dark-navy) 100%);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  margin-top: 50px;
  text-align: center;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  font-family: var(--font-serif);
  color: white;
}

.page-description {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  opacity: 0.9;
  line-height: 1.6;
}

.page-actions {
  margin-top: var(--spacing-lg);
}

/* Education Timeline */
.education-timeline {
  max-width: 800px;
  margin: 0 auto;
}

.education-card {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-lg);
  background: white;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--iitb-accent);
}

.education-year {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--iitb-navy);
  min-width: 80px;
  flex-shrink: 0;
}

.education-content h3 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-xs);
}

.education-institution {
  font-weight: 600;
  color: var(--iitb-accent);
  margin-bottom: var(--spacing-xs);
}

.education-focus {
  font-style: italic;
  color: #666;
  margin-bottom: var(--spacing-sm);
}

.education-description {
  color: #555;
  line-height: 1.6;
}

/* Experience Grid */
.experience-grid {
  display: grid;
  gap: var(--spacing-xl);
  /* margin-top: var(--spacing-2xl); */
}

.experience-category {
  background: white;
  border-radius: 8px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.category-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-lg);
  font-size: 1.25rem;
  font-weight: 600;
}

.experience-card {
  padding: var(--spacing-lg);
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  margin-bottom: var(--spacing-lg);
}

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

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
}

.experience-title {
  color: var(--iitb-navy);
  font-size: 1.1rem;
  font-weight: 600;
}

.experience-period {
  color: var(--iitb-accent);
  font-weight: 500;
  font-size: 0.9rem;
}

.experience-organization {
  font-weight: 600;
  color: #374151;
  margin-bottom: var(--spacing-xs);
}

.experience-location {
  color: #666;
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

.experience-description {
  color: #555;
  line-height: 1.6;
}

/* Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.skill-category {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.skill-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-lg);
  font-size: 1.1rem;
  font-weight: 600;
}

.skill-list {
  list-style: none;
}

.skill-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid #f3f4f6;
  color: #555;
}

.skill-list li:last-child {
  border-bottom: none;
}

.skill-list li:before {
  content: "→";
  color: var(--iitb-accent);
  margin-right: var(--spacing-sm);
  font-weight: bold;
}



.collaboration-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.collaboration-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.collaboration-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.5rem;
}

.collaboration-title {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.collaboration-description {
  color: #555;
  line-height: 1.6;
}

/* Publications Page Styles */
.publications-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.publication-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--iitb-accent);
}

.publication-card.featured {
  border-left-color: var(--iitb-navy);
  box-shadow: var(--shadow-lg);
}

.publication-meta {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.publication-meta .journal {
  color: var(--iitb-navy);
  font-weight: 600;
}

.publication-meta .year {
  color: var(--iitb-accent);
  font-weight: 500;
}

.publication-meta .citations {
  color: #666;
  font-size: 0.9rem;
}

.publication-title {
  color: var(--iitb-navy);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  line-height: 1.4;
}

.publication-abstract {
  color: #555;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.publication-actions {
  display: flex;
  gap: var(--spacing-lg);
}

.publication-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--iitb-navy);
  text-decoration: none;
  font-weight: 500;
}

.publication-link:hover {
  color: var(--iitb-accent);
}

.publication-cite {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: none;
  border: 1px solid var(--iitb-navy);
  color: var(--iitb-navy);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-normal);
}

.publication-cite:hover {
  background: var(--iitb-navy);
  color: white;
}

.publications-list {
  margin-top: var(--spacing-2xl);
}

.publication-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--spacing-lg);
  background: white;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-lg);
}

.publication-meta-inline {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.publication-title-small {
  color: var(--iitb-navy);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.publication-actions-inline {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.publication-link-small {
  color: var(--iitb-navy);
  text-decoration: none;
  font-size: 0.9rem;
}

.cite-button {
  background: none;
  border: 1px solid var(--iitb-navy);
  color: var(--iitb-navy);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.category-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 200px;
}

.category-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: 1.5rem;
}

.category-title {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.category-count {
  color: var(--iitb-accent);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.category-description {
  color: #555;
  line-height: 1.6;
}

/* Modal Styles */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.show {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: 8px;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow: hidden;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  animation: modalFadeIn 0.3s ease-out;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid #e5e7eb;
  background-color: var(--iitb-navy);
  color: white;
}
.modal-header h3{
  color: white;
}

#modalProjectTitle{
  color: white;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #666;
}

.modal-body {
  padding: var(--spacing-lg);
  max-height: calc(80vh - 120px);
  overflow-y: auto;
}

#citationModalContent {
  background: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 6px;
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  font-family: 'Georgia', serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #333;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.modal-body textarea {
  width: 100%;
  height: 120px;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-sm);
  border: 1px solid #d1d5db;
  border-radius: 4px;
  font-family: monospace;
}

/* Project Modal Specific Styles */
.project-modal-info {
  margin-bottom: var(--spacing-lg);
}

.project-modal-description {
  font-size: 1rem;
  line-height: 1.6;
  color: #374151;
  margin-bottom: var(--spacing-lg);
}

.project-modal-details {
  margin-bottom: var(--spacing-lg);
}

.project-modal-details .detail-item {
  margin-bottom: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: #f9fafb;
  border-radius: 6px;
  border-left: 4px solid var(--iitb-navy);
}

.project-modal-details .detail-item strong {
  color: var(--iitb-navy);
  font-weight: 600;
}

.project-modal-objectives {
  margin-bottom: var(--spacing-lg);
}

.project-modal-objectives h4 {
  color: var(--iitb-navy);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.project-modal-objectives ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.project-modal-objectives li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid #e5e7eb;
  position: relative;
  padding-left: var(--spacing-lg);
}

.project-modal-objectives li:last-child {
  border-bottom: none;
}

.project-modal-objectives li::before {
  content: "•";
  color: var(--iitb-navy);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.project-modal-team {
  margin-bottom: var(--spacing-lg);
}

.project-modal-team h4 {
  color: var(--iitb-navy);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

.project-modal-team .team-members {
  display: grid;
  gap: var(--spacing-sm);
}

.project-modal-team .team-member {
  padding: var(--spacing-sm);
  background: #f9fafb;
  border-radius: 6px;
  border: 1px solid #e5e7eb;
}

.project-modal-team .team-member strong {
  color: var(--iitb-navy);
  font-weight: 600;
}

/* Awards Page Styles */
.awards-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.award-card {
  background: white;
  border-radius: 8px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  position: relative;
}

.award-card.featured {
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--iitb-light-blue);
}

.award-badge {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
}

.award-badge.fellowship {
  background: var(--iitb-navy);
}

.award-badge.research {
  background: var(--iitb-accent);
}

.award-badge.institutional {
  background: #10b981;
}

.award-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: 1.5rem;
}

.award-content .award-title {
  color: var(--iitb-navy);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.award-organization {
  color: var(--iitb-accent);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.award-year {
  color: #666;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.award-description {
  color: #555;
  line-height: 1.6;
}

.awards-timeline {
  max-width: 800px;
  margin: 0 auto;
}

.award-item {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background: white;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.award-year-badge {
  background: var(--iitb-navy);
  color: white;
  padding: var(--spacing-sm);
  border-radius: 6px;
  font-weight: 600;
  min-width: 80px;
  text-align: center;
  height: fit-content;
}

.award-details {
  flex: 1;
}

.award-title-small {
  color: var(--iitb-navy);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.award-org {
  color: var(--iitb-accent);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.award-desc {
  color: #555;
  line-height: 1.6;
}

.award-type {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  min-width: 80px;
  text-align: center;
}

.award-type.fellowship {
  background: var(--iitb-navy);
}

.award-type.research {
  background: var(--iitb-accent);
}

.award-type.international {
  background: #10b981;
}

.recognition-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.recognition-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.recognition-icon {
  width: 48px;
  height: 48px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.recognition-title {
  color: var(--iitb-navy);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.recognition-event {
  color: var(--iitb-accent);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.recognition-year {
  color: #666;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.recognition-description {
  color: #555;
  line-height: 1.6;
}

.award-stats {
  margin-top: var(--spacing-2xl);
}

.category-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.category-stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.category-stat .category-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0;
  aspect-ratio: 1;
  flex-shrink: 0;
}

.category-stat .category-icon.fellowship {
  background: var(--iitb-navy);
  color: white;
}

.category-stat .category-icon.research {
  background: var(--iitb-accent);
  color: white;
}

.category-stat .category-icon.international {
  background: #10b981;
  color: white;
}

.category-stat .category-icon.institutional {
  background: #8b5cf6;
  color: white;
}

.category-info h4 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-xs);
}

.category-info p {
  color: var(--iitb-accent);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.category-info small {
  color: #666;
}

/* Projects Page Styles */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.project-card {
  background: white;
  border-radius: 8px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.project-card.current {
  border-left: 4px solid var(--iitb-navy);
}

.project-card.completed {
  border-left: 4px solid #10b981;
}

.project-status {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.project-status.ongoing {
  background: var(--iitb-navy);
}

.project-status.completed-status {
  background: #10b981;
}

.project-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: 1.5rem;
}

.project-title {
  color: var(--iitb-navy);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  line-height: 1.4;
}

.project-description {
  color: #555;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
  margin-top: var(--spacing-md);
}

.project-details {
  display: grid;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.detail-item {
  color: #555;
}

.detail-item strong {
  color: var(--iitb-navy);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.tech-tag {
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
}

.project-objectives,
.project-team {
  margin-bottom: var(--spacing-lg);
}

.project-objectives h4,
.project-team h4 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.project-objectives ul {
  list-style: none;
  padding: 0;
}

.project-objectives li {
  padding: var(--spacing-xs) 0;
  color: #555;
}

.project-objectives li:before {
  content: "•";
  color: var(--iitb-accent);
  margin-right: var(--spacing-sm);
}

.team-members {
  display: grid;
  gap: var(--spacing-sm);
}

.team-member {
  color: #555;
}

.team-member strong {
  color: var(--iitb-navy);
}

.team-member-link {
  color: var(--iitb-navy);
  text-decoration: none;
  transition: color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.team-member-link:hover {
  color: var(--iitb-accent);
  border-bottom-color: var(--iitb-accent);
}

.project-expand {
  background: var(--iitb-navy);
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 600;
  transition: var(--transition-normal);
  font-size: 0.9rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin-top: var(--spacing-lg);
}

.project-expand:hover {
  background: var(--iitb-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.project-expand i {
  font-size: 0.8rem;
}

/* Project content - details are now shown in modal */
.project-content {
  flex: 1;
}

.project-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.project-team-link {
  font-size: 0.875rem;
  padding: var(--spacing-sm) var(--spacing-md);
}

/* Team Members Page Styles */
.team-overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-3xl);
}

.team-stat-card {
  background: white;
  padding: var(--spacing-lg);
  border-radius: 0.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e5e7eb;
}

.team-stat-icon {
  font-size: 2rem;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.team-stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-xs);
}

.team-stat-label {
  font-size: 0.875rem;
  color: #6b7280;
}

.team-category-section {
  margin-bottom: var(--spacing-2xl);
}

.team-category-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.team-category-title i {
  color: var(--iitb-accent);
  font-size: 1.25rem;
}

.team-members-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
}

/* Enhanced Team Tree Structure */
.team-tree-container {
  margin-top: var(--spacing-2xl);
}

.team-tree-root {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  position: relative;
}

.team-tree-root::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 20px;
  background: var(--iitb-accent);
}

.team-member-compact {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: white;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--iitb-light-blue);
  transition: all 0.3s ease;
  min-width: 300px;
}

.team-member-compact:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--iitb-accent);
}

.team-member-compact.professor {
  background: linear-gradient(135deg, var(--iitb-navy) 0%, #1e40af 100%);
  color: white;
  border-color: var(--iitb-accent);
  box-shadow: var(--shadow-lg);
}

.team-member-compact.professor .member-name-compact,
.team-member-compact.professor .member-role-compact {
  color: white;
}

/* Past Members Styling */
.team-tree-container.past-members {
  margin-top: var(--spacing-2xl);
}

.team-member-compact.alumni {
  background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
  color: white;
  border-color: #9ca3af;
  box-shadow: var(--shadow-lg);
}

.team-member-compact.alumni .member-name-compact,
.team-member-compact.alumni .member-role-compact {
  color: white;
}

.team-member-compact.alumni .member-avatar-compact {
  background: #9ca3af;
  color: white;
}

.team-branch.past-branch {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  position: relative;
}

.team-branch.past-branch::before {
  background: #6b7280;
}

.team-branch.past-branch .branch-header {
  border-bottom: 2px solid #e2e8f0;
}

.team-branch.past-branch .branch-header i {
  color: #6b7280;
}

.team-branch.past-branch .branch-header h3 {
  color: #374151;
}

.team-tree-branches::before {
  background: var(--iitb-accent);
}

.past-members .team-tree-branches::before {
  background: #6b7280;
}

.past-members .team-tree-root::after {
  background: #6b7280;
}

.member-avatar-compact {
  width: 48px;
  height: 48px;
  background: var(--iitb-light-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--iitb-navy);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.team-member-compact.professor .member-avatar-compact {
  background: var(--iitb-accent);
  color: white;
}

.member-info-compact {
  flex: 1;
  text-align: left;
}

.member-name-compact {
  font-size: 1rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin: 0 0 var(--spacing-xs) 0;
  line-height: 1.2;
}

.member-role-compact {
  font-size: 0.85rem;
  color: var(--iitb-accent);
  margin: 0;
  font-weight: 500;
}

.team-tree-branches {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  position: relative;
}

.team-tree-branches::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 2px;
  background: var(--iitb-accent);
}

.team-branch {
  background: white;
  border-radius: 12px;
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid #e5e7eb;
  transition: all 0.3s ease;
  position: relative;
}

.team-branch:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.team-branch::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 10px;
  background: var(--iitb-accent);
}

.branch-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--iitb-light-blue);
}

.branch-header i {
  color: var(--iitb-accent);
  font-size: 1.1rem;
}

.branch-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin: 0;
}

.team-members-compact {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.team-members-compact .team-member-compact {
  min-width: auto;
  width: 100%;
  padding: var(--spacing-sm);
  border-radius: 8px;
  border-width: 1px;
}

.team-members-compact .member-avatar-compact {
  width: 36px;
  height: 36px;
  font-size: 1rem;
}

.team-members-compact .member-name-compact {
  font-size: 0.9rem;
}

.team-members-compact .member-role-compact {
  font-size: 0.8rem;
}

/* Past Members Additional Styling */
.team-branch.past-branch .team-member-compact {
  border-color: #e2e8f0;
  background: #f8fafc;
  position: relative;
}

.team-branch.past-branch .team-member-compact::after {
  content: '✓';
  position: absolute;
  top: -5px;
  right: -5px;
  width: 20px;
  height: 20px;
  background: #10b981;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: bold;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.team-branch.past-branch .team-member-compact:hover {
  border-color: #9ca3af;
  background: #f1f5f9;
}

.team-branch.past-branch .member-avatar-compact {
  background: #e2e8f0;
  color: #6b7280;
}

.team-branch.past-branch .member-name-compact {
  color: #374151;
}

.team-branch.past-branch .member-role-compact {
  color: #6b7280;
}

.team-member-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e5e7eb;
  transition: var(--transition-fast);
}

.team-member-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.member-avatar {
  width: 4rem;
  height: 4rem;
  background: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
}

.member-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-xs);
}

.member-role {
  font-size: 1rem;
  color: var(--iitb-accent);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.member-date {
  font-size: 0.875rem;
  color: #6b7280;
  font-style: italic;
  margin-bottom: var(--spacing-sm);
}

.member-about {
  font-size: 0.875rem;
  color: #6b7280;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.member-social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition-fast);
}

.social-link:hover {
  background: var(--iitb-navy);
  color: white;
  transform: translateY(-2px);
}

.no-members {
  text-align: center;
  color: #6b7280;
  font-style: italic;
  padding: var(--spacing-xl);
  background: #f9fafb;
  border-radius: 0.5rem;
  border: 2px dashed #d1d5db;
}

.member-projects h4,
.member-expertise h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.member-projects ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--spacing-lg);
}

.member-projects li {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-sm);
  position: relative;
}

.member-projects li:before {
  content: "•";
  color: var(--iitb-accent);
  position: absolute;
  left: 0;
}

.expertise-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.expertise-tag {
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.research-areas-team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.research-area-team-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e5e7eb;
  transition: var(--transition-fast);
}

.research-area-team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.area-team-icon {
  width: 3rem;
  height: 3rem;
  background: var(--iitb-navy);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
}

.area-team-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.area-team-description {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
}

.area-team-members h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.area-team-members ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--spacing-lg);
}

.area-team-members li {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-sm);
  position: relative;
}

.area-team-members li:before {
  content: "•";
  color: var(--iitb-accent);
  position: absolute;
  left: 0;
}

.area-team-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--iitb-navy);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.area-team-link:hover {
  color: var(--iitb-accent);
}

.join-team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.join-team-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 0.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e5e7eb;
  text-align: center;
  transition: var(--transition-fast);
}

.join-team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.join-team-icon {
  width: 3rem;
  height: 3rem;
  background: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  margin: 0 auto var(--spacing-lg);
}

.join-team-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.join-team-description {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
}

.completed-projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.project-outcomes {
  margin-bottom: var(--spacing-lg);
}

.project-outcomes h4 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.project-outcomes ul {
  list-style: none;
  padding: 0;
}

.project-outcomes li {
  padding: var(--spacing-xs) 0;
  color: #555;
}

.project-outcomes li:before {
  content: "✓";
  color: #10b981;
  margin-right: var(--spacing-sm);
  font-weight: bold;
}

.project-stats {
  margin-top: var(--spacing-xl);
}

.collab-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.collab-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.5rem;
}

.collab-title {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.collab-description {
  color: #555;
  line-height: 1.6;
}

/* Patents Page Styles */
.patent-stats {
  margin-top: var(--spacing-xl);
}

/* Enhanced Patent Summary Statistics */
.patent-summary-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-sm) 0;
  padding: var(--spacing-lg);
  background: linear-gradient(135deg, var(--iitb-light-blue) 0%, #e3f2fd 100%);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

.patent-summary-stats.pending-stats {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.summary-stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: white;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.summary-stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.summary-icon {
  width: 48px;
  height: 48px;
  background: var(--iitb-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.summary-content {
  flex: 1;
}

.summary-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--iitb-navy);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.summary-label {
  font-size: 0.9rem;
  color: #666;
  font-weight: 500;
}

.patents-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.patents-grid.enhanced {
  gap: var(--spacing-lg);
}

.patent-card {
  background: white;
  border-radius: 8px;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.patent-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.patent-card.published {
  border-left: 4px solid #10b981;
}

.patent-card.pending {
  border-left: 4px solid var(--iitb-accent);
}

.patent-card.enhanced {
  border-radius: 12px;
  padding: var(--spacing-lg);
  background: linear-gradient(145deg, #ffffff 0%, #fafbfc 100%);
  border: 1px solid #e1e5e9;
  position: relative;
  overflow: hidden;
}

.patent-card.enhanced::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #10b981 0%, #059669 100%);
}

.patent-card.enhanced:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.patent-card.pending.enhanced::before {
  background: linear-gradient(90deg, var(--iitb-accent) 0%, #64748b 100%);
}

.patent-status {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  color: white;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.patent-status.published-status {
  background: #10b981;
}

.patent-status.pending-status {
  background: var(--iitb-accent);
}

.patent-card.enhanced .patent-status.pending-status {
  background: linear-gradient(135deg, var(--iitb-accent) 0%, #64748b 100%);
  box-shadow: 0 2px 8px rgba(100, 116, 139, 0.2);
}

.patent-header {
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.patent-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--iitb-light-blue) 0%, #e3f2fd 100%);
  color: var(--iitb-navy);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.patent-card.enhanced:hover .patent-icon {
  transform: scale(1.1);
}

.patent-card.pending.enhanced .patent-icon {
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  color: var(--iitb-navy);
}

.patent-title {
  color: var(--iitb-navy);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
  flex-grow: 1;
  margin: 0;
}

.patent-card.enhanced .patent-title {
  font-size: 1.25rem;
  color: #1e293b;
  margin: 0;
}

.patent-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  color: #666;
  font-size: 0.9rem;
  padding: var(--spacing-md);
  background: #f8fafc;
  border-radius: 8px;
  border-left: 3px solid var(--iitb-accent);
}

.patent-card.enhanced .patent-meta {
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  border-radius: 10px;
  padding: var(--spacing-lg);
  margin-top: var(--spacing-md);
}

.patent-number {
  color: var(--iitb-navy);
  font-weight: 600;
}

.patent-card.enhanced .patent-number {
  background: var(--iitb-accent);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 6px;
  font-size: 0.85rem;
}

.patent-card.pending.enhanced .patent-number {
  background: linear-gradient(135deg, var(--iitb-accent) 0%, #64748b 100%);
}

.patent-content {
  display: grid;
  gap: var(--spacing-lg);
}

.patent-card.enhanced .patent-content {
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-areas: 
    "description description"
    "technical technical"
    "inventors inventors"
    "applications features";
}

.patent-card.enhanced .patent-description {
  grid-area: description;
}

.patent-card.enhanced .technical-field {
  grid-area: technical;
}

.patent-card.enhanced .inventors {
  grid-area: inventors;
}

.patent-card.enhanced .applications {
  grid-area: applications;
}

.patent-card.enhanced .key-features {
  grid-area: features;
}

.inventors h4,
.patent-description h4,
.technical-field h4,
.applications h4,
.key-features h4 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

.patent-card.enhanced .inventors h4,
.patent-card.enhanced .patent-description h4,
.patent-card.enhanced .technical-field h4,
.patent-card.enhanced .applications h4,
.patent-card.enhanced .key-features h4 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
  font-weight: 600;
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--iitb-light-blue);
  display: inline-block;
}

.inventors ul,
.applications ul,
.key-features ul {
  list-style: none;
  padding: 0;
}

.patent-card.enhanced .inventors ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.patent-card.enhanced .inventors li {
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid #e3f2fd;
}

.patent-card.pending.enhanced .inventors li {
  background: #f1f5f9;
  color: var(--iitb-navy);
  border: 1px solid #e2e8f0;
}

.patent-card.enhanced .inventors li:before {
  display: none;
}

.inventors li,
.applications li,
.key-features li {
  padding: var(--spacing-xs) 0;
  color: #555;
}

.inventors li:before,
.applications li:before,
.key-features li:before {
  content: "•";
  color: var(--iitb-accent);
  margin-right: var(--spacing-sm);
}

.patent-card.enhanced .inventors li,
.patent-card.enhanced .applications li,
.patent-card.enhanced .key-features li {
  padding: var(--spacing-xs) 0;
  color: #374151;
  position: relative;
  padding-left: var(--spacing-sm);
  font-size: 0.95rem;
  line-height: 1.4;
}

.patent-card.enhanced .inventors li:before,
.patent-card.enhanced .applications li:before,
.patent-card.enhanced .key-features li:before {
  content: "▸";
  color: var(--iitb-accent);
  margin-right: var(--spacing-xs);
  font-weight: bold;
  position: absolute;
  left: 0;
  font-size: 0.8rem;
}

.patent-card.pending.enhanced .applications li:before,
.patent-card.pending.enhanced .key-features li:before {
  color: var(--iitb-accent);
}

.patent-description p,
.technical-field p {
  color: #555;
  line-height: 1.6;
}

.patent-card.enhanced .patent-description p,
.patent-card.enhanced .technical-field p {
  color: #374151;
  line-height: 1.5;
  font-size: 0.95rem;
  margin-bottom: 0;
}

.patent-card.enhanced .technical-field {
  background: #f8fafc;
  padding: var(--spacing-sm);
  border-radius: 8px;
  border-left: 3px solid var(--iitb-accent);
}

.patent-card.pending.enhanced .technical-field {
  background: #f8fafc;
  border-left: 3px solid var(--iitb-accent);
}

.patent-card.enhanced .technical-field h4 {
  margin-bottom: var(--spacing-xs);
  border-bottom: none;
  padding-bottom: 0;
}

.patent-card.enhanced .technical-field p {
  margin: 0;
  font-weight: 500;
}

/* Accordion Styles */
.patent-card.accordion {
  cursor: pointer;
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition-normal);
  gap: var(--spacing-md);
}

.accordion-header:hover {
  background-color: rgba(0, 51, 102, 0.02);
}

.accordion-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--iitb-light-blue);
  border-radius: 50%;
  color: var(--iitb-navy);
  font-size: 1rem;
  transition: var(--transition-normal);
  flex-shrink: 0;
}

.accordion-toggle:hover {
  background: var(--iitb-accent);
  color: white;
  transform: scale(1.1);
}

.accordion-toggle i {
  transition: var(--transition-normal);
}

.accordion-header.active .accordion-toggle i {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), opacity var(--transition-normal);
  opacity: 0;
}

.accordion-content.active {
  max-height: 2000px;
  opacity: 1;
  margin-top: var(--spacing-lg);
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.accordion-header.active {
  border-bottom: 1px solid var(--iitb-light-blue);
  padding-bottom: var(--spacing-md);
  background-color: rgba(0, 51, 102, 0.03);
  border-radius: 8px;
}

/* Mobile responsive accordion */
@media (max-width: 768px) {
  .accordion-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  
  .accordion-toggle {
    align-self: flex-end;
  }
  
  .patent-card.enhanced .patent-content {
    grid-template-columns: 1fr;
    grid-template-areas: 
      "description"
      "technical"
      "inventors"
      "applications"
      "features";
  }
}

.innovation-areas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-sm);
}

.innovation-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.innovation-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.5rem;
}

.innovation-title {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.innovation-count {
  color: var(--iitb-accent);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.innovation-description {
  color: #555;
  line-height: 1.6;
}

.transfer-opportunities {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.transfer-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.transfer-icon {
  width: 64px;
  height: 64px;
  background: var(--iitb-light-blue);
  color: var(--iitb-navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: 1.5rem;
}

.transfer-title {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.transfer-description {
  color: #555;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.transfer-benefits h4 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
}

.transfer-benefits ul {
  list-style: none;
  padding: 0;
}

.transfer-benefits li {
  padding: var(--spacing-xs) 0;
  color: #555;
}

.transfer-benefits li:before {
  content: "→";
  color: var(--iitb-accent);
  margin-right: var(--spacing-sm);
  font-weight: bold;
}



 /* Research Page Styles */
 .research-philosophy-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
   gap: var(--spacing-xl);
 }
 
 .philosophy-card {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 8px;
   box-shadow: var(--shadow-md);
   text-align: center;
   transition: var(--transition-normal);
 }
 
 .philosophy-card:hover {
   transform: translateY(-2px);
   box-shadow: var(--shadow-lg);
 }
 
 .philosophy-icon {
   width: 64px;
   height: 64px;
   background: var(--iitb-light-blue);
   color: var(--iitb-navy);
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   margin: 0 auto var(--spacing-lg);
   font-size: 1.5rem;
 }
 
 .philosophy-title {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-sm);
   font-weight: 600;
 }
 
 .philosophy-description {
   color: #555;
   line-height: 1.6;
 }
 
 .core-research-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}
 
 .research-domain {
   background: white;
   border-radius: 8px;
   padding: var(--spacing-xl);
   box-shadow: var(--shadow-md);
 }
 
 .domain-header {
   display: flex;
   align-items: center;
   gap: var(--spacing-lg);
   margin-bottom: var(--spacing-lg);
 }
 
 .domain-icon {
   width: 64px;
   height: 64px;
   background: var(--iitb-light-blue);
   color: var(--iitb-navy);
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.5rem;
   flex-shrink: 0;
 }
 
 .domain-title {
   color: var(--iitb-navy);
   font-size: 1.25rem;
   font-weight: 600;
   margin: 0;
 }
 
 .domain-description {
  color: #555;
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.domain-actions {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid #e5e7eb;
}
 
 .research-details-grid {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: var(--spacing-xl);
   margin-top: var(--spacing-lg);
 }

 .research-topics,
 .methodologies {
   margin-bottom: var(--spacing-lg);
 }
 
 .research-topics h4,
 .methodologies h4 {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-sm);
 }
 
 .topics-list,
 .methods-list {
   list-style: none;
   padding: 0;
 }
 
 .topics-list li,
 .methods-list li {
   padding: var(--spacing-xs) 0;
   color: #555;
   position: relative;
   padding-left: var(--spacing-lg);
 }
 
 .topics-list li:before,
 .methods-list li:before {
   content: "•";
   color: var(--iitb-accent);
   position: absolute;
   left: 0;
   font-weight: bold;
 }
 
 .methodology-timeline {
   max-width: 1000px;
   margin: 0 auto;
   position: relative;
   padding-left: var(--spacing-3xl);
 }
 
 .methodology-timeline:before {
   content: '';
   position: absolute;
   left: 30px;
   top: 0;
   bottom: 0;
   width: 2px;
   background: var(--iitb-navy);
 }
 
 .method-step {
   position: relative;
   margin-bottom: var(--spacing-3xl);
 }
 
 .step-number {
   position: absolute;
   left: -45px;
   top: 0;
   width: 60px;
   height: 60px;
   background: var(--iitb-navy);
   color: white;
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.25rem;
   font-weight: 700;
   z-index: 1;
 }
 
 .step-content {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 8px;
   box-shadow: var(--shadow-md);
   border-left: 4px solid var(--iitb-accent);
 }
 
 .step-title {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-sm);
   font-weight: 600;
 }
 
 .step-description {
   color: #555;
   line-height: 1.6;
   margin-bottom: var(--spacing-lg);
 }
 
 .step-tools {
   display: flex;
   flex-wrap: wrap;
   gap: var(--spacing-sm);
 }
 
 .tool-tag {
   background: var(--iitb-light-blue);
   color: var(--iitb-navy);
   padding: var(--spacing-xs) var(--spacing-sm);
   border-radius: 4px;
   font-size: 0.8rem;
   font-weight: 500;
 }
 
 .tools-categories {
   display: grid;
   gap: var(--spacing-3xl);
   margin-top: var(--spacing-2xl);
 }
 
 .tool-category {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 8px;
   box-shadow: var(--shadow-md);
 }
 
 .tool-category-title {
   display: flex;
   align-items: center;
   gap: var(--spacing-sm);
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-xl);
   font-size: 1.25rem;
   font-weight: 600;
 }
 
 .tools-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
   gap: var(--spacing-lg);
 }
 
 .tool-item {
   padding: var(--spacing-lg);
   border: 1px solid #e5e7eb;
   border-radius: 6px;
   transition: var(--transition-normal);
 }
 
 .tool-item:hover {
   border-color: var(--iitb-navy);
   box-shadow: var(--shadow-sm);
 }
 
 .tool-item h4 {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-sm);
   font-weight: 600;
 }
 
 .tool-item p {
   color: #555;
   font-size: 0.9rem;
   line-height: 1.5;
 }
 
 .highlights-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
   gap: var(--spacing-xl);
   margin-top: var(--spacing-2xl);
 }
 
 .highlight-card {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 8px;
   box-shadow: var(--shadow-md);
   position: relative;
   border-left: 4px solid var(--iitb-navy);
 }
 
 .highlight-status {
   position: absolute;
   top: var(--spacing-lg);
   right: var(--spacing-lg);
   background: var(--iitb-navy);
   color: white;
   padding: var(--spacing-xs) var(--spacing-sm);
   border-radius: 4px;
   font-size: 0.8rem;
   font-weight: 600;
 }
 
 .highlight-title {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-lg);
   font-weight: 600;
   padding-right: var(--spacing-3xl);
 }
 
 .highlight-description {
   color: #555;
   line-height: 1.6;
   margin-bottom: var(--spacing-lg);
 }
 
 .highlight-impact,
 .highlight-collaboration {
   margin-bottom: var(--spacing-sm);
   color: #555;
   font-size: 0.9rem;
 }
 
 .highlight-impact strong,
 .highlight-collaboration strong {
   color: var(--iitb-navy);
 }
 
 .future-directions-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
   gap: var(--spacing-xl);
   margin-top: var(--spacing-2xl);
 }
 
 .direction-card {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 8px;
   box-shadow: var(--shadow-md);
   text-align: center;
   transition: var(--transition-normal);
 }
 
 .direction-card:hover {
   transform: translateY(-2px);
   box-shadow: var(--shadow-lg);
 }
 
 .direction-icon {
   width: 64px;
   height: 64px;
   background: var(--iitb-light-blue);
   color: var(--iitb-navy);
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   margin: 0 auto var(--spacing-lg);
   font-size: 1.5rem;
 }
 
 .direction-title {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-sm);
   font-weight: 600;
 }
 
 .direction-description {
   color: #555;
   line-height: 1.6;
 }

 /* Professional Service Styles */
 .service-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
   gap: var(--spacing-xl);
   margin-top: var(--spacing-2xl);
 }

 .service-card {
   background: white;
   border: 2px solid #e5e7eb;
   border-radius: 12px;
   padding: var(--spacing-xl);
   box-shadow: var(--shadow-md);
   transition: var(--transition-normal);
   position: relative;
   overflow: hidden;
 }

 .service-card::before {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   height: 4px;
   background: linear-gradient(90deg, var(--iitb-navy), var(--iitb-accent));
 }

 .service-card:hover {
   transform: translateY(-4px);
   box-shadow: var(--shadow-lg);
   border-color: var(--iitb-navy);
 }

 .service-icon {
   width: 60px;
   height: 60px;
   background: linear-gradient(135deg, var(--iitb-navy), var(--iitb-accent));
   color: white;
   border-radius: 12px;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.5rem;
   margin-bottom: var(--spacing-lg);
   position: relative;
   z-index: 1;
 }

 .service-title {
   color: var(--iitb-navy);
   font-size: 1.25rem;
   font-weight: 600;
   margin: 0 0 var(--spacing-sm) 0;
   line-height: 1.3;
 }

 .service-event {
   color: var(--iitb-accent);
   font-weight: 600;
   font-size: 1rem;
   margin: 0 0 var(--spacing-xs) 0;
   font-style: italic;
 }

 .service-year {
   display: inline-block;
   background: var(--iitb-light-blue);
   color: var(--iitb-navy);
   padding: var(--spacing-xs) var(--spacing-sm);
   border-radius: 6px;
   font-size: 0.8rem;
   font-weight: 600;
   text-transform: uppercase;
   letter-spacing: 0.5px;
   margin-bottom: var(--spacing-md);
 }

 .service-description {
   color: #555;
   line-height: 1.6;
   margin: 0;
   padding-top: var(--spacing-sm);
   border-top: 1px solid #e5e7eb;
 }

 /* Enhanced Current Openings Styles */
 .no-openings {
   text-align: center;
   padding: var(--spacing-3xl) var(--spacing-xl);
   background: white;
   border-radius: 12px;
   box-shadow: var(--shadow-md);
   border: 2px solid #e5e7eb;
   margin-bottom: var(--spacing-2xl);
 }

 .no-openings-icon {
   font-size: 4rem;
   color: var(--iitb-accent);
   margin-bottom: var(--spacing-lg);
   opacity: 0.7;
 }

 .no-openings h3 {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-md);
   font-weight: 600;
   font-size: 1.5rem;
 }

 .no-openings p {
   margin-bottom: var(--spacing-xl);
   line-height: 1.6;
   color: #555;
   font-size: 1.1rem;
   max-width: 600px;
   margin-left: auto;
   margin-right: auto;
 }

 .no-openings .btn {
   margin-top: var(--spacing-md);
 }

 /* Opportunities Information */
 .opportunities-info {
   margin-top: var(--spacing-3xl);
 }

 .info-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
   gap: var(--spacing-xl);
   margin-top: var(--spacing-xl);
 }

 .info-card {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 12px;
   box-shadow: var(--shadow-md);
   border: 1px solid #e5e7eb;
   text-align: center;
   transition: var(--transition-normal);
   position: relative;
   overflow: hidden;
 }

 .info-card::before {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   height: 3px;
   background: linear-gradient(90deg, var(--iitb-navy), var(--iitb-accent));
 }

 .info-card:hover {
   transform: translateY(-2px);
   box-shadow: var(--shadow-lg);
   border-color: var(--iitb-navy);
 }

 .info-icon {
   width: 70px;
   height: 70px;
   background: linear-gradient(135deg, var(--iitb-navy), var(--iitb-accent));
   color: white;
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.75rem;
   margin: 0 auto var(--spacing-lg) auto;
   position: relative;
   z-index: 1;
 }

 .info-card h3 {
   color: var(--iitb-navy);
   font-size: 1.25rem;
   font-weight: 600;
   margin: 0 0 var(--spacing-md) 0;
   line-height: 1.3;
 }

 .info-card p {
   color: #555;
   line-height: 1.6;
   margin: 0;
   font-size: 0.95rem;
 }

 /* Current Openings Styles */
 .openings-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
   gap: var(--spacing-xl);
   margin-top: var(--spacing-2xl);
 }

 .opening-card {
   background: white;
   padding: var(--spacing-xl);
   border-radius: 8px;
   box-shadow: var(--shadow-md);
   border-left: 4px solid var(--iitb-navy);
   transition: var(--transition-normal);
 }

 .opening-card:hover {
   transform: translateY(-2px);
   box-shadow: var(--shadow-lg);
 }

 .opening-header {
   display: flex;
   justify-content: space-between;
   align-items: flex-start;
   margin-bottom: var(--spacing-lg);
   gap: var(--spacing-md);
 }

 .opening-title {
   color: var(--iitb-navy);
   font-size: 1.25rem;
   font-weight: 600;
   margin: 0;
   flex: 1;
 }

 .opening-badges {
   display: flex;
   gap: var(--spacing-sm);
   flex-wrap: wrap;
 }

 .opening-badge {
   padding: var(--spacing-xs) var(--spacing-sm);
   border-radius: 4px;
   font-size: 0.75rem;
   font-weight: 600;
   text-transform: uppercase;
   letter-spacing: 0.5px;
 }

 .opening-badge.duration {
   background: var(--iitb-navy);
   color: white;
 }

 .opening-badge.funding {
   background: var(--iitb-accent);
   color: white;
 }

 .opening-description {
   color: #555;
   line-height: 1.6;
   margin-bottom: var(--spacing-lg);
 }

 .opening-requirements {
   margin-bottom: var(--spacing-lg);
 }

 .opening-requirements h4 {
   color: var(--iitb-navy);
   font-size: 0.9rem;
   font-weight: 600;
   margin-bottom: var(--spacing-sm);
   text-transform: uppercase;
   letter-spacing: 0.5px;
 }

 .opening-requirements ul {
   list-style: none;
   padding: 0;
   margin: 0;
 }

 .opening-requirements li {
   color: #555;
   font-size: 0.9rem;
   line-height: 1.5;
   padding: var(--spacing-xs) 0;
   padding-left: var(--spacing-md);
   position: relative;
 }

 .opening-requirements li:before {
   content: "•";
   color: var(--iitb-navy);
   font-weight: bold;
   position: absolute;
   left: 0;
 }

 .opening-actions {
   text-align: right;
 }

 .no-openings {
   text-align: center;
   padding: var(--spacing-3xl) var(--spacing-xl);
   color: #666;
 }

 .no-openings-icon {
   font-size: 3rem;
   color: #ccc;
   margin-bottom: var(--spacing-lg);
 }

 .no-openings h3 {
   color: var(--iitb-navy);
   margin-bottom: var(--spacing-md);
   font-weight: 600;
 }

 .no-openings p {
   margin-bottom: var(--spacing-xl);
   line-height: 1.6;
 }

 .loading-message {
   text-align: center;
   padding: var(--spacing-2xl);
   color: #666;
   font-style: italic;
 }

 /* Mobile Responsiveness */
 @media (max-width: 768px) {
  .page-title {
    font-size: 2rem;
  }
  
  .patent-summary-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
  }
  
  .summary-stat {
    padding: var(--spacing-sm);
  }
  
  .patent-card.enhanced {
    padding: var(--spacing-lg);
  }
  
  .patent-icon {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }
  
  .patent-card.enhanced .patent-title {
    font-size: 1.2rem;
  }
  
  .patent-meta {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .patent-card.enhanced .patent-content {
    grid-template-columns: 1fr;
    grid-template-areas: 
      "description"
      "technical"
      "inventors"
      "applications"
      "features";
  }
  
  .team-tree-branches {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .team-member-compact {
    min-width: 250px;
    padding: var(--spacing-sm);
  }
  
  .team-member-compact.professor {
    min-width: 280px;
  }
  
  .branch-header h3 {
    font-size: 1rem;
  }

  .education-card,
  .award-item {
    flex-direction: column;
    text-align: center;
  }

  .education-year,
  .award-year-badge {
    margin-bottom: var(--spacing-sm);
  }

  .experience-header {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .contact-main-grid,
  .location-grid {
    grid-template-columns: 1fr;
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .publication-item {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .publication-meta {
    flex-direction: column;
    gap: var(--spacing-sm);
  }



  .opening-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .opening-badges {
    align-self: flex-start;
  }

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

  .research-details-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .service-card {
    padding: var(--spacing-lg);
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .info-card {
    padding: var(--spacing-lg);
  }

  .no-openings {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .no-openings-icon {
    font-size: 3rem;
  }

}

/* Empty State Styles */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem 1rem;
  min-height: 200px;
  background-color: #f9fafb;
  border-radius: 8px;
  border: 2px dashed #d1d5db;
}

.empty-state i {
  font-size: 3rem;
  color: #9ca3af;
  margin-bottom: 1rem;
}

.empty-state h3 {
  font-size: 1.5rem;
  color: #374151;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.empty-state p {
  color: #6b7280;
  font-size: 1rem;
  max-width: 400px;
  line-height: 1.5;
}

/* Error State Styles */
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 1rem;
  min-height: 300px;
  background-color: #fef2f2;
  border-radius: 8px;
  border: 2px dashed #fecaca;
}

.error-state i {
  font-size: 3rem;
  color: #ef4444;
  margin-bottom: 1rem;
}

.error-state h3 {
  font-size: 1.5rem;
  color: #991b1b;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.error-state p {
  color: #7f1d1d;
  font-size: 1rem;
  max-width: 400px;
  line-height: 1.5;
}

/* Circular Loader Styles */
.loader-container {
    display: none;
    justify-content: center;
    align-items: center;
    padding: 3rem 1rem;
    min-height: 200px;
}

.circular-loader {
    width: 50px;
    height: 50px;
    border: 4px solid #e5e7eb;
    border-top: 4px solid var(--iitb-navy);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

.loader-text {
    text-align: center;
    color: #6b7280;
    font-size: 0.9rem;
    margin-top: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Loader for specific sections */
.publications-loader,
.team-loader,
.awards-loader,
.openings-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    min-height: 150px;
}

/* Hide loader when content is loaded */
.loader-hidden {
    display: none;
}

/* Show loader when loading */
.loader-visible {
    display: flex;
}

/* Project Modal Styles */
.project-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    transition: opacity 0.3s ease-in-out;
}

.project-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.project-modal-content {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease-in-out;
    position: relative;
}

.project-modal.show .project-modal-content {
    transform: scale(1);
}

.project-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #e5e7eb;
    background: linear-gradient(135deg, var(--iitb-navy) 0%, #1e40af 100%);
    color: white;
}

.modal-project-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    color: white;
    line-height: 1.3;
}

.modal-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background-color 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.modal-close-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.project-modal-body {
    padding: 2rem;
    max-height: calc(90vh - 120px);
    overflow-y: auto;
}

.project-modal-body::-webkit-scrollbar {
    width: 6px;
}

.project-modal-body::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 3px;
}

.project-modal-body::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.project-modal-body::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Modal content styling */
.modal-project-description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #374151;
    margin-bottom: 2rem;
}

.modal-project-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid var(--iitb-navy);
}

.modal-detail-item {
    display: flex;
    flex-direction: column;
}

.modal-detail-item strong {
    color: var(--iitb-navy);
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-detail-item span {
    color: #374151;
    font-size: 1rem;
}

.modal-project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.modal-tech-tag {
    background: linear-gradient(135deg, var(--iitb-navy) 0%, #1e40af 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.modal-project-objectives {
    margin-bottom: 2rem;
}

.modal-project-objectives h4 {
    color: var(--iitb-navy);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

/* .modal-project-objectives h4::before {
    content: "🎯";
    margin-right: 0.5rem;
    font-size: 1.1rem;
} */

.modal-project-objectives ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.modal-project-objectives li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #e5e7eb;
    position: relative;
    padding-left: 1.5rem;
    color: #374151;
    line-height: 1.5;
}

.modal-project-objectives li:last-child {
    border-bottom: none;
}

.modal-project-objectives li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--iitb-navy);
    font-weight: bold;
    font-size: 1.1rem;
}

.modal-project-team {
    margin-bottom: 2rem;
}

.modal-project-team h4 {
    color: var(--iitb-navy);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

/* .modal-project-team h4::before {
    content: "👥";
    margin-right: 0.5rem;
    font-size: 1.1rem;
} */

.modal-team-members {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.modal-team-member {
    padding: 1rem;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 3px solid var(--iitb-navy);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.modal-team-member:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.modal-team-member strong {
    color: var(--iitb-navy);
    font-weight: 600;
}

.modal-team-member-link {
    color: var(--iitb-navy);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.modal-team-member-link:hover {
    color: #1e40af;
    text-decoration: underline;
}

.modal-project-outcomes {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid #e5e7eb;
}

.modal-project-outcomes h4 {
    color: var(--iitb-navy);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

/* .modal-project-outcomes h4::before {
    content: "🏆";
    margin-right: 0.5rem;
    font-size: 1.1rem;
} */

.modal-project-outcomes ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.modal-project-outcomes li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #e5e7eb;
    position: relative;
    padding-left: 1.5rem;
    color: #374151;
    line-height: 1.5;
}

.modal-project-outcomes li:last-child {
    border-bottom: none;
}

/* .modal-project-outcomes li::before {
    content: "⭐";
    position: absolute;
    left: 0;
    font-size: 1rem;
} */

/* Mobile responsive modal */
@media (max-width: 768px) {
    .project-modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .project-modal-header {
        padding: 1rem 1.5rem;
    }
    
    .modal-project-title {
        font-size: 1.25rem;
    }
    
    .project-modal-body {
        padding: 1.5rem;
        max-height: calc(95vh - 100px);
    }
    
    .modal-project-details {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        padding: 1rem;
    }
    
    .modal-team-members {
        grid-template-columns: 1fr;
    }
    
    .modal-project-tech {
        gap: 0.4rem;
    }
    
    .modal-tech-tag {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
}

@media (max-width: 480px) {
    .project-modal-content {
        width: 98%;
        max-height: 98vh;
    }
    
    .project-modal-header {
        padding: 0.75rem 1rem;
    }
    
    .modal-project-title {
        font-size: 1.1rem;
    }
    
    .project-modal-body {
        padding: 1rem;
        max-height: calc(98vh - 80px);
    }
    
    .modal-close-btn {
        width: 35px;
        height: 35px;
        font-size: 1.25rem;
    }
}

/* Loading and Error States for Projects */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    color: var(--iitb-navy);
    text-align: center;
}

.loading-spinner i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--iitb-accent);
}

.loading-spinner p {
    font-size: 1.1rem;
    color: #6b7280;
    margin: 0;
}

.error-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    color: #dc2626;
    text-align: center;
}

.error-message i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #dc2626;
}

.error-message p {
    font-size: 1.1rem;
    color: #6b7280;
    margin: 0;
}

.no-projects {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    color: var(--iitb-navy);
    text-align: center;
}

.no-projects i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--iitb-accent);
}

.no-projects p {
    font-size: 1.1rem;
    color: #6b7280;
    margin: 0;
}

/* Project Modal Styles */
.project-modal-info {
    line-height: 1.6;
}

.project-modal-description {
    font-size: 1.1rem;
    color: #374151;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.project-modal-details {
    margin-bottom: 2rem;
}

.project-modal-details .detail-item {
    margin-bottom: 0.75rem;
    padding: 0.75rem;
    background-color: #f8fafc;
    border-radius: 0.5rem;
    border-left: 3px solid var(--iitb-accent);
}

.project-modal-details .detail-item strong {
    color: var(--iitb-navy);
    font-weight: 600;
}

.project-modal-objectives {
    margin-bottom: 2rem;
}

.project-modal-objectives h4 {
    color: var(--iitb-navy);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.project-modal-objectives ul {
    list-style: none;
    padding: 0;
}

.project-modal-objectives li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: #374151;
}

.project-modal-objectives li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--iitb-accent);
    font-weight: bold;
    font-size: 1.2rem;
}

.project-modal-team {
    margin-bottom: 2rem;
}

.project-modal-team h4 {
    color: var(--iitb-navy);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.project-modal-team .team-members {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.project-modal-team .team-member {
    padding: 0.75rem;
    background-color: #f8fafc;
    border-radius: 0.5rem;
    border-left: 3px solid var(--iitb-light-blue);
}

.project-modal-team .team-member strong {
    color: var(--iitb-navy);
    font-weight: 600;
}

/* Contact Page Styles */
.contact-main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.contact-card-large {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-xl);
}

.contact-section-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--iitb-navy);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xl);
}

.contact-item-large {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--iitb-light-blue);
  border-radius: 8px;
  margin-bottom: var(--spacing-lg);
}

.contact-icon-wrapper {
  width: 48px;
  height: 48px;
  background: var(--iitb-navy);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-details h3 {
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.contact-details p {
  color: #666;
  margin-bottom: var(--spacing-xs);
}

.quick-links-grid {
  display: grid;
  gap: var(--spacing-sm);
}

.quick-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  color: var(--iitb-navy);
  text-decoration: none;
  border: 1px solid var(--iitb-navy);
  border-radius: 4px;
  transition: var(--transition-normal);
}

.quick-link:hover {
  background: var(--iitb-navy);
  color: white;
}

.contact-form {
  display: grid;
  gap: var(--spacing-lg);
}

.form-group {
  display: grid;
  gap: var(--spacing-sm);
}

.form-group label {
  font-weight: 600;
  color: var(--iitb-navy);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: var(--spacing-sm);
  border: 1px solid #d1d5db;
  border-radius: 4px;
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--iitb-navy);
  box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.1);
}

.location-grid {
  display: grid;
  gap: var(--spacing-3xl);
  margin-top: var(--spacing-2xl);
}

.location-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.location-card {
  background: white;
  padding: var(--spacing-xl);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.location-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--iitb-navy);
  margin-bottom: var(--spacing-lg);
  font-weight: 600;
}

.location-details p {
  margin-bottom: var(--spacing-sm);
  color: #555;
}

.location-map {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* Contact Page Responsive Styles */
@media (max-width: 1024px) {
  .contact-main-grid {
    gap: var(--spacing-xl);
  }
  
  .contact-card-large {
    padding: var(--spacing-lg);
  }
  
  .location-info {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .contact-main-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .contact-card-large {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
  }
  
  .contact-section-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
  }
  
  .contact-item-large {
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }
  
  .contact-icon-wrapper {
    width: 40px;
    height: 40px;
    align-self: flex-start;
  }
  
  .contact-details h3 {
    font-size: 1rem;
  }
  
  .contact-details p {
    font-size: 0.9rem;
  }
  
  .location-info {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .location-card {
    padding: var(--spacing-md);
  }
  
  .location-title {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
  }
  
  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 16px; /* Prevents zoom on iOS */
  }
  
  .contact-form {
    gap: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .contact-main-grid {
    gap: var(--spacing-md);
  }
  
  .contact-card-large {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
  }
  
  .contact-section-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    align-items: flex-start;
  }
  
  .contact-item-large {
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
  }
  
  .contact-icon-wrapper {
    width: 36px;
    height: 36px;
    font-size: 0.875rem;
  }
  
  .contact-details h3 {
    font-size: 0.9rem;
  }
  
  .contact-details p {
    font-size: 0.8rem;
  }
  
  .location-card {
    padding: var(--spacing-sm);
  }
  
  .location-title {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
  }
  
  .location-details p {
    font-size: 0.8rem;
  }
  
  .form-group {
    gap: var(--spacing-xs);
  }
  
  .form-group label {
    font-size: 0.9rem;
  }
  
  .form-group input,
  .form-group textarea,
  .form-group select {
    padding: var(--spacing-xs);
    font-size: 16px;
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
  }
}

@media (max-width: 360px) {
  .contact-card-large {
    padding: var(--spacing-xs);
  }
  
  .contact-item-large {
    padding: var(--spacing-xs);
  }
  
  .contact-icon-wrapper {
    width: 32px;
    height: 32px;
    font-size: 0.75rem;
  }
  
  .contact-details h3 {
    font-size: 0.8rem;
  }
  
  .contact-details p {
    font-size: 0.75rem;
  }
  
  .location-card {
    padding: var(--spacing-xs);
  }
  
  .location-title {
    font-size: 0.8rem;
  }
  
  .location-details p {
    font-size: 0.75rem;
  }
}

/* Landscape orientation adjustments for contact page */
@media (max-width: 768px) and (orientation: landscape) {
  .contact-main-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
  }
  
  .contact-card-large {
    padding: var(--spacing-sm);
  }
  
  .contact-item-large {
    flex-direction: row;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
  }
  
  .contact-icon-wrapper {
    width: 32px;
    height: 32px;
    font-size: 0.75rem;
  }
  
  .contact-details h3 {
    font-size: 0.8rem;
  }
  
  .contact-details p {
    font-size: 0.75rem;
  }
}

/* Touch device optimizations for contact page */
@media (hover: none) and (pointer: coarse) {
  .contact-item-large {
    padding: var(--spacing-lg);
  }
  
  .contact-icon-wrapper {
    width: 56px;
    height: 56px;
    font-size: 1.25rem;
  }
  
  .form-group input,
  .form-group textarea,
  .form-group select {
    padding: var(--spacing-md);
    font-size: 16px;
  }
  
  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
  }
}