@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #ec4899;
  --accent: #f59e0b;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  
  /* Light Theme Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #334155;
  --text-muted: #475569;
  --border-color: #e2e8f0;
  --shadow-color: rgba(0, 0, 0, 0.1);
  
  /* Space Theme Colors */
  --space-purple: #7c3aed;
  --space-pink: #ec4899;
  --space-blue: #3b82f6;
  --space-cyan: #06b6d4;
  --space-red: #ef4444;
  --space-rose: #f43f5e;
  
  /* Neutrals */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --bg-primary: #0a0e27;
  --bg-secondary: #1e1b4b;
  --bg-tertiary: #2d1b69;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.3);
}

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

html {
  font-family: var(--font-primary);
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
  color: var(--text-primary);
  overflow-x: hidden;
  padding-top: 80px; /* Account for fixed navigation */
  transition: var(--transition-normal);
}

/* Smooth scrolling for the entire page */
html {
  scroll-behavior: smooth;
}

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

::-webkit-scrollbar-track {
  background: var(--space-dark);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--space-pink), var(--space-purple));
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--space-purple), var(--space-cyan));
}
  
/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-md) 0;
  transition: var(--transition-normal);
}

[data-theme="dark"] nav {
  background: rgba(10, 14, 39, 0.95);
}

nav.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] nav.scrolled {
  background: rgba(10, 14, 39, 0.98);
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-2xl);
  margin: 0;
  padding: 0 var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

nav li {
  margin: 0;
  padding: 0;
}

nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
  display: block;
  cursor: pointer;
}

nav a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-normal);
}

nav a:hover:not(.active) {
  color: var(--space-pink);
  background: rgba(236, 72, 153, 0.1);
  transform: translateY(-2px);
}

nav a:hover:not(.active)::before {
  left: 100%;
}

nav a.active {
  color: var(--space-pink);
  background: rgba(236, 72, 153, 0.2);
  font-weight: 600;
  transform: none;
}

nav a.active::before {
  left: 100%;
}

/* Theme Toggle Button */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1001;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.theme-toggle svg {
  width: 24px;
  height: 24px;
  color: var(--text-primary);
  transition: var(--transition-normal);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  nav ul {
    gap: var(--space-lg);
    padding: 0 var(--space-md);
  }
  
  nav a {
    font-size: 0.9rem;
    padding: var(--space-xs) var(--space-sm);
  }
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 45vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
    text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  background: 
    radial-gradient(circle at 20% 80%, rgba(239, 68, 68, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(239, 68, 68, 0.05) 0%, transparent 50%),
    linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
  overflow: hidden;
}

/* Shorter hero for team and research pages */
.hero:not(.index) {
  min-height: 30vh;
  padding: var(--space-2xl) var(--space-xl);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="stars" x="0" y="0" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="0.5" fill="white" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23stars)"/></svg>');
  animation: twinkle 20s linear infinite;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--space-red), var(--space-pink), var(--space-purple), var(--space-rose));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-md);
  line-height: 1.1;
  animation: fadeInUp 1s ease-out;
}

.hero p {
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
  animation: fadeInUp 1s ease-out 0.2s both;
}

/* Tabs inside hero */
.hero .tabs {
  margin-top: var(--space-xl);
  position: relative;
  z-index: 2;
}

.hero .btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: linear-gradient(135deg, var(--space-red), var(--space-pink), var(--space-purple));
  color: white;
  padding: var(--space-md) var(--space-2xl);
  border: none;
  border-radius: var(--radius-xl);
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 1s ease-out 0.4s both;
  position: relative;
  overflow: hidden;
}

.hero .btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-normal);
}

.hero .btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-2xl);
}

.hero .btn:hover::before {
  left: 100%;
}

.hero .btn:active {
  transform: translateY(-1px);
}

/* Floating Elements */
.floating-element {
  position: absolute;
  opacity: 0.1;
  animation: float 6s ease-in-out infinite;
}

.floating-element:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-element:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.floating-element:nth-child(3) {
  bottom: 30%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

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

/* About Section */
.about-container {
  padding: var(--space-4xl) var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
    display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
    align-items: center;
}

.about-container img {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transition: var(--transition-normal);
}

.about-container img:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-2xl);
}
  
.about {
  padding: var(--space-2xl);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  color: var(--text-primary);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .about {
  background: rgba(30, 27, 75, 0.8);
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--space-pink), var(--space-purple), var(--space-cyan));
}

.about h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--space-red), var(--space-pink), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.about p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.about p:last-child {
  margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .about-container {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    padding: var(--space-2xl) var(--space-md);
  }
  
  .about {
    padding: var(--space-xl);
  }
}

/* Focus Areas Section */
.focus-areas {
  padding: var(--space-4xl) var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.focus-areas h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: var(--space-2xl);
  background: linear-gradient(135deg, var(--space-red), var(--space-pink), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.focus-areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.focus-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .focus-card {
  background: rgba(30, 27, 75, 0.8);
}

.focus-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--space-red), var(--space-pink), var(--space-purple), var(--space-cyan));
  transform: scaleX(0);
  transition: var(--transition-normal);
}

.focus-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
  border-color: rgba(236, 72, 153, 0.3);
}

.focus-card:hover::before {
  transform: scaleX(1);
}

.focus-card img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: var(--space-lg);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
  transition: var(--transition-normal);
}

.focus-card:hover img {
  transform: scale(1.1);
}

.focus-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.focus-card p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .focus-areas {
    padding: var(--space-2xl) var(--space-md);
  }
  
  .focus-areas-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .focus-card {
    padding: var(--space-xl);
  }
}

/* Stats Section */
.stats {
  display: flex;
  justify-content: space-around;
  background-color: var(--bg-secondary);
  padding: 2rem 1rem;
  text-align: center;
  flex-wrap: wrap;
}

.stat {
  flex: 1 1 200px;
  margin: 1rem;
}

.stat h3 {
  font-size: 2rem;
  color: var(--space-pink);
  margin-bottom: 0.5rem;
}

.stat p {
  font-size: 1rem;
  color: var(--text-primary);
}


/* Project Highlight Section */
.project-highlight {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  padding: 3rem 2rem;
  background-color: var(--bg-secondary);
  flex-wrap: wrap;
}

.project-text {
  flex: 1 1 300px;
  max-width: 500px;
}

.project-text h2 {
  font-size: 2rem;
  color: var(--space-pink);
  margin-bottom: 1rem;
}

.project-text p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
}

.project-slider {
  flex: 1 1 300px;
  max-width: 400px;          
  text-align: center;
}

.project-slider img {
  width: 100%;               
  max-height: 250px;         
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* === Donations === */
.donations {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 3rem 2rem;
  background-color: var(--bg-tertiary);
  gap: 2rem;
}

.donation-left {
  flex: 1 1 400px;
}

.donation-left h2 {
  color: var(--space-pink);
  font-weight: bold;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.donation-left ul {
  padding-left: 1.2rem;
  margin-top: 1rem;
}

.donation-left li {
  margin-bottom: 0.6rem;
}

.donation-right {
  flex: 1 1 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.donate-button {
  padding: 1rem 2rem;
  border: 1px solid #333;
  background: transparent;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.3s;
}

.donate-button:hover {
  background-color: var(--bg-tertiary);
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--space-dark) 0%, #1e1b4b 100%);
  padding: var(--space-4xl) var(--space-xl);
  font-size: 0.95rem;
  color: var(--gray-300);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .footer {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  color: var(--text-secondary);
  border-top: 1px solid var(--border-color);
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--space-pink), var(--space-purple), var(--space-cyan), transparent);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  max-width: 1200px;
  margin: 0 auto;
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content h4 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--space-pink), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.footer-content ul {
  list-style: none;
  padding: 0;
}

.footer-content li {
  margin-bottom: var(--space-sm);
}

.footer-content a {
  text-decoration: none;
  color: var(--gray-400);
  transition: var(--transition-fast);
  position: relative;
}

[data-theme="light"] .footer-content a {
  color: var(--text-muted);
}

.footer-content a:hover {
  color: var(--space-pink);
  transform: translateX(5px);
}

.footer-content p {
  color: var(--gray-400);
  line-height: 1.6;
}

[data-theme="light"] .footer-content p {
  color: var(--text-muted);
}

.footer-content strong {
  color: var(--gray-200);
}

[data-theme="light"] .footer-content strong {
  color: var(--text-primary);
}

/* Footer bottom */
.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  color: var(--gray-500);
  font-size: 0.9rem;
}

[data-theme="light"] .footer-bottom {
  color: var(--text-muted);
}

/* Responsive Footer */
@media (max-width: 768px) {
  .footer {
    padding: var(--space-2xl) var(--space-md);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/*Join Section*/
.join-wrapper {
  width: 80%;
  margin: 0 auto;
  padding: 20px;
}

.join-wrapper h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--space-pink);
}

.join-wrapper p {
  line-height: 1.6;
}

.join-wrapper .button {
  background-color: var(--space-pink);
  padding: 0.8rem 1.5rem;
  border: solid;
  border-radius: 5px;
  border-color: var(--space-pink);
  color: white;
  font-size: 2rem;
  text-decoration: none;
  display: inline-block;
}

/*Apply Subsection*/
.apply {
  display: flex;
}

.apply-col {
  flex: 50%;
  margin: 20 auto;
}

.apply-col li {
  list-style-type: none;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 5% 5% 5%;
}

/*Why Us Subsection*/
.why-us {
  display: flex;
}

.why-us-col {
  flex: 50%;
  margin: 20 auto;
}

.sample-img {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 80%;
  width: 100%;
  margin: 3rem;
}

.why-us-col img {
  width: 80%;
  height: auto;

}

/* gallery */
div.gallery-container {
  display: grid;
  grid-template-columns: auto auto;
}

div.gallery {
  margin: 5px;
  border: 1px solid #fcd2e7;
  float: center;
}

div.gallery:hover {
  border: 1px solid var(--space-pink);
}

div.gallery img {
  width: 100%;
  height: auto;
}

div.desc {
  padding: 15px;
  text-align: center;
}

/* Research Page Styles */
.research-tabs {
  padding: var(--space-md) var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.tabs {
    display: flex;
    justify-content: center;
  gap: var(--space-md);
    flex-wrap: wrap;
}

.tab {
  padding: var(--space-md) var(--space-2xl);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  color: var(--text-secondary);
    cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .tab {
  background: rgba(30, 27, 75, 0.05);
}

.tab::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-normal);
}

.tab:hover {
  border-color: var(--space-pink);
  background: rgba(236, 72, 153, 0.1);
  color: var(--space-pink);
  transform: translateY(-2px);
}

.tab:hover::before {
  left: 100%;
}

.tab.active {
  background: linear-gradient(135deg, var(--space-pink), var(--space-purple));
  border-color: var(--space-pink);
  color: white;
  box-shadow: var(--shadow-lg);
}

.tab.active::before {
  display: none;
}

/* Book Content */
.book-content {
  padding: var(--space-4xl) var(--space-xl);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
}

[data-theme="light"] .book-content {
  color: var(--text-primary);
}

[data-theme="dark"] .book-content {
  background: rgba(30, 27, 75, 0.05);
}

.book-content h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--space-pink), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.book-content p {
  font-size: 1.1rem;
  color: var(--gray-300);
  line-height: 1.7;
}

/* rsrch desc */
.rsrch {
  text-align: center;
}

.rsrch h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--space-pink);
}

/* Research Slides */
.slides {
    display: flex;
    flex-direction: column;
    align-items: center;
  gap: var(--space-2xl);
  padding: var(--space-2xl) var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.slide {
  width: 100%;
  max-width: 900px;
    height: auto;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5em;
    overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
}

[data-theme="dark"] .slide {
  background: rgba(30, 27, 75, 0.05);
}

.slide:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-2xl);
  border-color: rgba(236, 72, 153, 0.3);
}

.slide img {
    width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
    object-fit: contain;
  display: block;
}

/* Responsive slides */
@media (max-width: 768px) {
  .slides {
    padding: var(--space-xl) var(--space-md);
    gap: var(--space-xl);
  }
  
  .slide {
    max-width: 100%;
  }
}

/* Animations */
.hidden {
  opacity: 0;
}

.slide-left.hidden {
  transform: translateX(100px);
}
.slide-left.visible {
  animation: slideInFromRight 0.6s ease-out forwards;
}

.slide-right.hidden {
  transform: translateX(-100px);
}
.slide-right.visible {
  animation: slideInFromLeft 0.6s ease-out forwards;
}

/* Slide animations for research page */
.slide-stagger {
  opacity: 0;
}

.slide-stagger.slide-from-left {
  transform: translateX(-100px);
}

.slide-stagger.slide-from-right {
  transform: translateX(100px);
}

.slide-stagger.visible.slide-from-left {
  animation: slideInFromLeft 0.8s ease-out forwards;
}

.slide-stagger.visible.slide-from-right {
  animation: slideInFromRight 0.8s ease-out forwards;
}

@keyframes slideInFromRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}


/* Projects Page */
.projects-page {
  width: 80%;
  margin: 0 auto;
  padding: 20px;
}
.project-double-col {
  display: flex;
  align-items: stretch;
  width: 80%;
  margin: 0 auto;
  padding: 10px;
}

.project-img-col {
  width: 60%;
  min-width: 60%;
  max-width: 60%;
  margin: 20 auto;
  padding: 25px;

  display: flex;
  justify-content: center;
  align-items: center;
}

.project-text-col {
  flex: 1;
  margin: 10 auto;
  padding: 15px;

  display: flex;
  justify-content: center;
  align-items: center;
}

.future-cols {
  display: flex;
}

.future-col {
  flex: 25%;
  margin: 20 auto;
  padding: 25px;
}

.projects-page h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--space-pink);
}

.future-img {
  width: 80%;
  aspect-ratio: 1/1;
  overflow: hidden;
}

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


.music-box-img {
  width: 60%;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.music-box-img img {
  width: 100%;
  height: 100%;
  object-fit: cover; 
}

.music-box-text {
  max-width: 90%;
  font-size: 1.5rem;
  font-family: 'Segoe UI', sans-serif;
  color: var(--space-pink);
}

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

/* Team Page Styles */
.team-section {
  padding: var(--space-2xl) var(--space-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.team-container h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  text-align: center;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--space-red), var(--space-pink), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.team-intro {
  text-align: center;
  font-size: 1.2rem;
  color: var(--gray-300);
  margin-bottom: var(--space-4xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.team-role {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  text-align: center;
  margin: var(--space-4xl) 0 var(--space-2xl) 0;
  background: linear-gradient(135deg, var(--space-red), var(--space-cyan), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.team-role::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--space-red), var(--space-pink), var(--space-purple), var(--space-cyan));
  border-radius: 2px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-4xl);
}

.team-member {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 2px solid var(--space-pink);
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  text-align: center;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .team-member {
  background: rgba(30, 27, 75, 0.8);
}

.team-member::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--space-red), var(--space-pink), var(--space-purple), var(--space-cyan));
  transform: scaleX(0);
  transition: var(--transition-normal);
}

.team-member:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--space-pink);
  border-width: 3px;
}

.team-member:hover::before {
  transform: scaleX(1);
}

.member-photo {
  margin-bottom: var(--space-lg);
  position: relative;
}

.member-photo img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(236, 72, 153, 0.3);
  transition: var(--transition-normal);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--space-blue), var(--space-cyan));
}

/* Placeholder for missing images */
.member-photo img[src*="placeholder"] {
  background: linear-gradient(135deg, var(--space-purple), var(--space-pink));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1.2rem;
}

.team-member:hover .member-photo img {
  transform: scale(1.05);
  border-color: var(--space-blue);
  box-shadow: var(--shadow-xl);
}

.member-info h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.member-role {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--space-cyan);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

[data-theme="light"] .member-role {
  color: var(--space-blue);
}

.founder {
  border: 4px solid var(--space-pink);
  background: rgba(236, 72, 153, 0.1);
  box-shadow: 0 0 20px rgba(236, 72, 153, 0.3);
}

.founder .member-role {
  color: var(--space-cyan);
  font-weight: 600;
}

[data-theme="light"] .founder .member-role {
  color: var(--space-purple);
}

.member-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
  text-align: left;
}

.team-acknowledgments {
  text-align: center;
  padding: var(--space-4xl) var(--space-2xl);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  margin-top: var(--space-4xl);
  box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .team-acknowledgments {
  background: rgba(30, 27, 75, 0.8);
}

.team-acknowledgments h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--space-red), var(--space-pink), var(--space-purple));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.team-acknowledgments p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 768px) {
  .team-section {
    padding: var(--space-2xl) var(--space-md);
  }
  
  .team-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .team-member {
    padding: var(--space-xl);
  }
  
  .member-photo img {
    width: 100px;
    height: 100px;
  }
  
  .member-info h3 {
    font-size: 1.2rem;
  }
  
  .member-description {
    font-size: 0.95rem;
  }
}

/* Blog Post Page - Brick Wall Pattern */
.blog-page {
  background-color: var(--bg-primary);
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='40' viewBox='0 0 80 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23cccccc' stroke-width='1' opacity='0.4'%3E%3C!-- First row of bricks --%3E%3Crect x='0' y='0' width='39' height='19'/%3E%3Crect x='40' y='0' width='39' height='19'/%3E%3C!-- Second row of bricks (offset) --%3E%3Crect x='-20' y='20' width='39' height='19'/%3E%3Crect x='20' y='20' width='39' height='19'/%3E%3Crect x='60' y='20' width='39' height='19'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 80px 40px;
  min-height: 100vh;
}

[data-theme="dark"] .blog-page {
  background-color: var(--bg-primary);
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='40' viewBox='0 0 80 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23999999' stroke-width='1' opacity='0.3'%3E%3C!-- First row of bricks --%3E%3Crect x='0' y='0' width='39' height='19'/%3E%3Crect x='40' y='0' width='39' height='19'/%3E%3C!-- Second row of bricks (offset) --%3E%3Crect x='-20' y='20' width='39' height='19'/%3E%3Crect x='20' y='20' width='39' height='19'/%3E%3Crect x='60' y='20' width='39' height='19'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 80px 40px;
}

.post-catalog {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 6rem;
  row-gap: 3rem;
  padding: 2rem;
  max-width: 1300px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .post-catalog {
    grid-template-columns: 1fr;
  }
}

.post-card {
  border-radius: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow-md);
  background: rgba(255, 245, 248, 0.75);
  backdrop-filter: blur(10px);
  border: none;
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  padding: 1rem;
}

.post-card.hidden {
  opacity: 0;
  transform: translateY(30px);
}

.post-card.visible {
  animation: fadeInUp 1s ease-out 0s forwards;
}

.post-card.hidden .card-image {
  opacity: 0;
  transform: scale(0.95);
}

.post-card.visible .card-image {
  animation: fadeInScale 0.5s ease-out 0s forwards, fadeInUp 1s ease-out 0s forwards;
}

.post-card.hidden .card-content h2 {
  opacity: 0;
  transform: translateY(20px);
}

.post-card.visible .card-content h2 {
  animation: fadeInUp 1s ease-out 0.4s forwards;
}

.post-card.hidden .read-more-btn {
  opacity: 0;
  transform: translateY(20px);
}

.post-card.visible .read-more-btn {
  animation: fadeInUp 1s ease-out 0.6s forwards;
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

[data-theme="dark"] .post-card {
  background: rgba(30, 27, 75, 0.75);
  border: none;
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.post-card .card-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 8px;
}

[data-theme="dark"] .post-card .card-image {
  border-bottom: 2px solid rgba(138, 43, 226, 0.3);
}

.post-card .card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.post-card .card-content h2 {
  font-size: 1.5rem;
  margin: 0;
  color: var(--text-primary);
  line-height: 1.3;
  font-weight: 400;
  font-family: Futura, 'Futura PT', 'Century Gothic', 'Apple Gothic', sans-serif;
}

.post-card .card-content h3 {
  display: none;
}

.read-more-btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin-top: 1rem;
  align-self: flex-start;
  font-size: 0.875rem;
  font-style: italic;
}

.read-more-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(233, 30, 99, 0.4);
}

[data-theme="dark"] .read-more-btn:hover {
  box-shadow: 0 4px 12px rgba(138, 43, 226, 0.4);
}

/* Full Post View */
.full-post-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
  position: relative;
}

.back-to-cards-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: rgba(255, 245, 248, 0.75);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 64, 129, 0.2);
  color: var(--text-primary);
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  font-size: 1rem;
  position: absolute;
  top: 2rem;
  left: -180px;
}

.back-to-cards-btn:hover {
  transform: translateX(-5px);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .back-to-cards-btn {
  background: rgba(30, 27, 75, 0.75);
  border: 1px solid rgba(138, 43, 226, 0.2);
}

.full-post {
  background: rgba(255, 245, 248, 0.75);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 64, 129, 0.1);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .full-post {
  background: rgba(30, 27, 75, 0.75);
  border: 1px solid rgba(138, 43, 226, 0.2);
}

.post-content {
  padding: 2rem;
}

.post-content h2 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  text-align: center;
}

.post-content h3 {
  text-align: right;
}

.post-content h4 {
  text-align: center;
  font-size: 0.7rem;
  font-style: normal;
}

.post-content a {
  color: var(--primary);
  text-decoration: underline;
  transition: var(--transition-fast);
}

.post-content img {
  max-width: 100%;
  width: auto;
  height: auto;
  display: block;
  margin: 1rem auto;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transition: var(--transition-normal);
  animation: fadeInUp 1s ease-out;
  object-fit: contain;
}

[data-theme="dark"] .post-content a {
  color: var(--space-cyan) 100%;
}

[data-theme="dark"] .post-content a {
  color: var(--space-blue) 100%;
}

.post-content .post-date {
  font-size: 1rem;
  color: gray;
  margin-bottom: 1rem;
}

/* Designs Grid Section */
.designs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  padding: var(--space-3xl) var(--space-xl);
  max-width: 1400px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .designs-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: var(--space-xl) var(--space-md);
  }
}

/* Carousel Container */
.design-carousel {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
}

[data-theme="dark"] .design-carousel {
  background: rgba(30, 27, 75, 0.75);
}

.design-carousel:hover {
  box-shadow: 0 20px 40px rgba(236, 72, 153, 0.3);
}

.carousel-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-images {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  pointer-events: none;
}

.carousel-image.active {
  opacity: 1;
  pointer-events: auto;
}

/* Carousel Buttons */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.5);
  border: none;
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
  z-index: 10;
  backdrop-filter: blur(10px);
}

[data-theme="dark"] .carousel-btn {
  background: rgba(255, 255, 255, 0.2);
}

.carousel-btn:hover {
  background: rgba(236, 72, 153, 0.8);
  transform: translateY(-50%) scale(1.1);
}

[data-theme="dark"] .carousel-btn:hover {
  background: rgba(236, 72, 153, 0.9);
}

.carousel-btn.prev {
  left: 10px;
}

.carousel-btn.next {
  right: 10px;
}

.carousel-btn svg {
  width: 20px;
  height: 20px;
}

/* Carousel Dots */
.carousel-dots {
  position: absolute;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--transition-fast);
}

[data-theme="dark"] .dot {
  background: rgba(255, 255, 255, 0.3);
}

.dot:hover {
  background: rgba(236, 72, 153, 0.7);
  transform: scale(1.2);
}

.dot.active {
  background: var(--space-pink);
  transform: scale(1.3);
}

/* Placeholder Carousels */
.design-carousel.placeholder {
  background: rgba(255, 255, 255, 0.5);
  border: 2px dashed var(--border-color);
  cursor: default;
}

[data-theme="dark"] .design-carousel.placeholder {
  background: rgba(30, 27, 75, 0.5);
}

.design-carousel.placeholder:hover {
  box-shadow: var(--shadow-lg);
}

.placeholder-content {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--text-muted);
  font-size: 1.2rem;
  font-weight: 500;
}

.placeholder-content span {
  text-align: center;
  opacity: 0.6;
}