/* ADiKA Consortium - Advanced Styles */

/* CSS Custom Properties */
:root {
  --primary-gradient: linear-gradient(135deg, #2563eb 0%, #0891b2 50%, #0ea5e9 100%);
  --secondary-gradient: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 50%, #0891b2 100%);
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 16px 64px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.2);
  --border-radius: 16px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Base Styles */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: #1e293b;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  overflow-x: hidden;
}

/* Glassmorphism Components */
.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-soft);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

/* Enhanced Buttons */
.btn-primary {
  background: var(--primary-gradient);
  color: white;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary::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: left 0.5s;
}

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

.btn-primary:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  color: #1e293b;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.3);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.95);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Gradient Text */
.gradient-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Enhanced Cards */
.metric-card,
.feature-card,
.publication-card,
.platform-card,
.partner-card,
.team-card,
.news-card,
.event-card,
.advisor-card,
.institution-card {
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.metric-card::before,
.feature-card::before,
.publication-card::before,
.platform-card::before,
.partner-card::before,
.team-card::before,
.news-card::before,
.event-card::before,
.advisor-card::before,
.institution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--primary-gradient);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.metric-card:hover::before,
.feature-card:hover::before,
.publication-card:hover::before,
.platform-card:hover::before,
.partner-card:hover::before,
.team-card:hover::before,
.news-card:hover::before,
.event-card:hover::before,
.advisor-card:hover::before,
.institution-card:hover::before {
  opacity: 0.05;
}

/* 3D Hover Effects */
.team-card,
.partner-card,
.platform-card {
  transform-style: preserve-3d;
  perspective: 1000px;
}

.team-card:hover,
.partner-card:hover,
.platform-card:hover {
  transform: rotateY(5deg) rotateX(5deg) scale(1.02);
}

/* Animated Backgrounds */
.animated-bg {
  position: relative;
  overflow: hidden;
}

.animated-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  animation: rotate 20s linear infinite;
  z-index: -1;
}

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

/* Particle Background */
#particles-js {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Navigation Enhancements */
.nav-link {
  position: relative;
  transition: var(--transition-smooth);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Header Scroll Effect */
.header-scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Mobile Menu */
#mobile-menu {
  transition: all 0.3s ease;
  transform: translateY(-100%);
  opacity: 0;
}

#mobile-menu.show {
  transform: translateY(0);
  opacity: 1;
}

/* Form Enhancements */
input, textarea, select {
  transition: var(--transition-smooth);
  border: 2px solid transparent;
}

input:focus, textarea:focus, select:focus {
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  transform: translateY(-1px);
}

/* Knowledge Graph Controls */
.graph-control {
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.graph-control::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 0.5s;
}

.graph-control:hover::before {
  left: 100%;
}

.graph-control.active {
  background: var(--primary-gradient);
  color: white;
  transform: scale(1.05);
}

/* Chart Containers */
canvas {
  transition: var(--transition-smooth);
}

canvas:hover {
  transform: scale(1.02);
}

/* Loading States */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Responsive Design */
@media (max-width: 768px) {
  .glass-card {
    backdrop-filter: blur(10px);
  }
  
  .btn-primary,
  .btn-secondary {
    padding: 10px 20px;
    font-size: 14px;
  }
  
  .team-card:hover,
  .partner-card:hover,
  .platform-card:hover {
    transform: scale(1.02);
  }
}

@media (max-width: 640px) {
  .container-narrow {
    padding: 0 16px;
  }
  
  .glass-card {
    padding: 16px;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .glass-card {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid #000;
  }
  
  .btn-primary {
    background: #000;
    color: #fff;
  }
  
  .btn-secondary {
    background: #fff;
    color: #000;
    border: 2px solid #000;
  }
}

/* Print Styles */
@media print {
  .glass-card {
    background: white;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .btn-primary,
  .btn-secondary {
    background: white;
    color: black;
    border: 1px solid black;
  }
}

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

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

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

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #db2777 100%);
}

/* Focus Indicators */
*:focus {
  outline: 2px solid #6366f1;
  outline-offset: 2px;
}

/* Selection */
::selection {
  background: rgba(99, 102, 241, 0.2);
  color: #1e293b;
}

/* Typography Enhancements */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Utility Classes */
.shadow-soft {
  box-shadow: var(--shadow-soft);
}

.shadow-hover {
  box-shadow: var(--shadow-hover);
}

.transition-smooth {
  transition: var(--transition-smooth);
}

.transition-bounce {
  transition: var(--transition-bounce);
}

/* Interactive Elements */
.interactive {
  cursor: pointer;
  user-select: none;
}

.interactive:hover {
  transform: translateY(-2px);
}

.interactive:active {
  transform: translateY(0);
}

/* Status Indicators */
.status-online {
  color: #10b981;
}

.status-offline {
  color: #ef4444;
}

.status-pending {
  color: #f59e0b;
}

/* Progress Bars */
.progress-bar {
  height: 4px;
  background: #e2e8f0;
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--primary-gradient);
  transition: width 0.3s ease;
}

/* Tooltips */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1000;
}

.tooltip:hover::after {
  opacity: 1;
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInLeft {
  animation: fadeInLeft 0.6s ease-out;
}

.animate-fadeInRight {
  animation: fadeInRight 0.6s ease-out;
}

.animate-scaleIn {
  animation: scaleIn 0.6s ease-out;
}