:root {
  --primary-purple: #8b5cf6;
  --primary-blue: #3b82f6;
  --primary-pink: #ec4899;
  --dark-bg: #0f0f23;
  --card-bg: rgba(15, 15, 35, 0.8);
}

body {
  font-family: "Space Grotesk", sans-serif;
  background: linear-gradient(
    135deg,
    #0f0f23 0%,
    #1e1b4b 25%,
    #312e81 50%,
    #1e1b4b 75%,
    #0f0f23 100%
  );
  background-attachment: fixed;
  color: white;
  overflow-x: hidden;
}

/* Remove focus outline for all interactive elements */
button:focus,
a:focus,
input:focus,
select:focus,
textarea:focus,
.focus-none:focus {
  outline: none !important;
  box-shadow: none !important;
}

/* Optional: Add custom focus styles for accessibility */
button:focus-visible,
a:focus-visible {
  outline: 2px solid rgba(139, 92, 246, 0.5) !important;
  outline-offset: 2px;
}

/* Mobile Header - Completely Hidden on Phones */
@media (max-width: 767px) {
  nav {
    display: none !important;
  }
}

/* Tablet Header */
@media (min-width: 768px) and (max-width: 1023px) {
  nav {
    position: relative !important;
    top: auto !important;
  }
  
  .header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }
  
  .logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
    flex: 1;
  }
  
  .logo-circle {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
  }
  
  .title-section {
    min-width: 0;
    flex: 1;
  }
  
  .title-section h1 {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin: 0;
    line-height: 1.2;
  }
  
  .title-section p {
    margin: 0;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .mobile-menu-button {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex !important;
    align-items: center;
    justify-content: center;
  }
}

/* Desktop Header */
@media (min-width: 1024px) {
  nav {
    position: fixed !important;
    top: 0 !important;
  }
}

/* Mobile Warning Popup Styles */
#mobileWarningPopup {
  backdrop-filter: blur(10px);
  animation: fadeIn 0.3s ease-out;
}

#mobileWarningPopup .glass-card {
  backdrop-filter: blur(15px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  animation: slideUp 0.4s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Mobile Warning Popup Button Styles */
#mobileWarningPopup button {
  min-height: 44px;
  touch-action: manipulation;
  transition: all 0.2s ease;
}

#mobileWarningPopup button:active {
  transform: scale(0.98);
}

.hero-title {
  font-family: "Orbitron", monospace;
  background: linear-gradient(45deg, #8b5cf6, #3b82f6, #ec4899, #8b5cf6);
  background-size: 400% 400%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 3s ease-in-out infinite;
}

@keyframes gradient-shift {
  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

.floating-particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: linear-gradient(45deg, #8b5cf6, #3b82f6);
  border-radius: 50%;
  animation: float 20s infinite linear;
}

@keyframes float {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  90% {
    opacity: 1;
  }

  100% {
    transform: translateY(-100vh) rotate(360deg);
    opacity: 0;
  }
}

.glass-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.neon-glow {
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 40px rgba(139, 92, 246, 0.3),
    0 0 60px rgba(139, 92, 246, 0.1);
}

.hover-glow:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(139, 92, 246, 0.4);
  transition: all 0.3s ease;
}

.cyber-border {
  position: relative;
  overflow: hidden;
}

.cyber-border::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, #8b5cf6, transparent);
  animation: slide 2s infinite;
}

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

  100% {
    left: 100%;
  }
}

.pulse-ring {
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 1;
  }

  100% {
    transform: scale(1.2);
    opacity: 0;
  }
}

.theme-badge {
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.2),
    rgba(59, 130, 246, 0.2)
  );
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.problem-card {
  background: linear-gradient(
    135deg,
    rgba(15, 15, 35, 0.9),
    rgba(30, 27, 75, 0.9)
  );
  border: 1px solid rgba(139, 92, 246, 0.2);
  transition: all 0.3s ease;
  min-height: 350px;
  display: flex;
  flex-direction: column;
}

.problem-card:hover {
  border-color: rgba(139, 92, 246, 0.8);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(139, 92, 246, 0.3);
}

.search-input {
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(139, 92, 246, 0.3);
  backdrop-filter: blur(10px);
}

.search-input:focus {
  border-color: rgba(139, 92, 246, 0.8);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

/* Custom dropdown styling */
select.search-input {
  background: rgba(15, 15, 35, 0.9);
  color: white;
  cursor: pointer;
}

select.search-input option {
  background: rgba(15, 15, 35, 0.95);
  color: white;
  padding: 8px 12px;
  border: none;
}

select.search-input option:hover {
  background: rgba(139, 92, 246, 0.3);
}

select.search-input option:checked {
  background: rgba(139, 92, 246, 0.5);
}

.count-display {
  background: linear-gradient(135deg, #8b5cf6, #3b82f6);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.modal-backdrop {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-backdrop .glass-card {
  animation: slideUp 0.4s ease-out;
}

.modal-backdrop .close-btn {
  transition: all 0.3s ease;
}

.modal-backdrop .close-btn:hover {
  transform: rotate(90deg) scale(1.1);
  color: #ef4444;
}

/* Enhanced modal scrollbar */
.modal-backdrop .overflow-y-auto::-webkit-scrollbar {
  width: 8px;
}

.modal-backdrop .overflow-y-auto::-webkit-scrollbar-track {
  background: rgba(30, 27, 75, 0.5);
  border-radius: 4px;
}

.modal-backdrop .overflow-y-auto::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #8b5cf6, #3b82f6);
  border-radius: 4px;
}

.modal-backdrop .overflow-y-auto::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #a855f7, #2563eb);
}

/* Prose enhancement for modal content */
.prose p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

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

/* Enhanced cyber border animation */
.cyber-border::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, #8b5cf6, #3b82f6, #ec4899, #8b5cf6);
  background-size: 400% 400%;
  border-radius: inherit;
  z-index: -1;
  animation: gradient-shift 3s ease-in-out infinite;
}

.cyber-border::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--dark-bg);
  border-radius: calc(1.5rem - 2px);
  z-index: -1;
}

.scroll-indicator {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, #8b5cf6, #3b82f6, #ec4899);
  z-index: 1000;
  transition: width 0.3s ease;
}

/* Prevent text overlap and ensure smooth scrolling */
section {
  position: relative;
  isolation: isolate;
}

/* Ensure floating particles don't interfere with text */
.floating-particles {
  pointer-events: none;
  z-index: 1;
}

.particle {
  pointer-events: none;
}

/* Mobile-specific optimizations and touch improvements */
@media (max-width: 1023px) {
  /* Mobile navigation - not sticky */
  nav {
    position: relative !important;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.3);
  }
  
  /* Better mobile navigation spacing */
  nav .container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
  
  /* Ensure sections don't get hidden behind nav */
  section {
    scroll-margin-top: 0;
  }
}

/* Fixed navigation scroll offset for large screens */
@media (min-width: 1024px) {
  section[id] {
    scroll-margin-top: 120px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .modal-backdrop .glass-card {
    margin: 0.5rem;
    max-height: 95vh;
  }
  
  .modal-backdrop .overflow-y-auto {
    max-height: calc(95vh - 200px);
  }

  /* Improved touch targets for mobile */
  button, a, input, select, textarea {
    min-height: 44px;
  }

  /* Better spacing for mobile */
  .container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  /* Mobile navigation improvements */
  nav {
    padding-top: 1rem;
    padding-bottom: 1rem;
  }
  
  /* Mobile menu styling */
  #mobileMenu {
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 0 0 1rem 1rem;
  }
  
  #mobileMenu a {
    font-size: 1rem;
    font-weight: 500;
  }

  /* Reduce particle count on mobile for performance */
  .floating-particles .particle:nth-child(n+15) {
    display: none;
  }

  /* Optimize animations for mobile */
  .cyber-border::before {
    display: none;
  }

  /* Better modal sizing on mobile */
  .modal-backdrop {
    padding: 0.5rem;
  }

  /* Fix modal footer layout on mobile */
  .modal-backdrop .flex.space-x-3 {
    flex-direction: column;
    gap: 0.75rem;
  }

  .modal-backdrop .flex.space-x-3 > * {
    width: 100%;
    text-align: center;
  }

  /* Improved form elements for mobile */
  input, select, textarea {
    font-size: 16px; /* Prevents zoom on iOS */
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
  }

  /* Stack cards better on small screens */
  .grid {
    gap: 0.75rem;
  }

  /* Better text sizing for mobile */
  .text-xs {
    font-size: 0.75rem;
  }

  /* Improve button padding for touch */
  .glass-card {
    padding: 1rem;
  }
}

@media (max-width: 480px) {
  /* Extra small screens */
  .hero-title {
    font-size: 2rem;
    line-height: 1.1;
  }

  /* Even better touch targets */
  button, a, input, select, textarea {
    min-height: 48px;
  }

  /* Reduce padding for very small screens */
  .glass-card {
    padding: 0.75rem;
  }

  /* Stack everything vertically */
  .flex {
    flex-direction: column;
  }

  /* Better spacing */
  .container {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }

  /* Smaller text for very small screens */
  h1, h2, h3 {
    line-height: 1.2;
  }

  /* Hide complex animations on very small screens */
  .pulse-ring, .animate-ping, .animate-pulse {
    display: none !important;
  }
}

/* Improved scrolling on iOS */
.overflow-y-auto {
  -webkit-overflow-scrolling: touch;
}

/* Better tap highlights */
* {
  -webkit-tap-highlight-color: rgba(139, 92, 246, 0.3);
}

/* Prevent horizontal scroll */
body {
  overflow-x: hidden;
}

/* Mobile navigation improvements */
@media (max-width: 1024px) {
  nav .container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
  .hover\:scale-105:hover {
    transform: none;
  }
  
  .hover\:bg-purple-500\/20:hover {
    background-color: rgba(139, 92, 246, 0.2);
  }
  
  /* Larger touch targets for mobile */
  .mobile-touch {
    padding: 12px 16px;
    min-height: 48px;
  }
}

/* Landscape orientation on mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .min-h-screen {
    min-height: 100vh;
  }
  
  nav {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero-title {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Focus improvements for accessibility */
button:focus, a:focus, input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(139, 92, 246, 0.6);
  outline-offset: 2px;
}

/* Safe area for notched devices */
@supports (padding: max(0px)) {
  .safe-area-top {
    padding-top: max(1rem, env(safe-area-inset-top));
  }
  
  .safe-area-bottom {
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
  }
}

/* Jury Section Specific Styles */
.jury-card {
  backdrop-filter: blur(10px);
  background: rgba(15, 15, 35, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  min-height: 400px;
}

.jury-card:hover {
  transform: translateY(-8px) scale(1.02);
  background: rgba(15, 15, 35, 0.8);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

.jury-member {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.jury-member:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Responsive jury grid adjustments */
@media (max-width: 640px) {
  #jury-grid {
    flex-direction: column;
    gap: 2rem;
  }
  
  .jury-card {
    min-height: 350px;
    width: 100%;
  }
}

@media (min-width: 641px) and (max-width: 1023px) {
  #jury-grid {
    flex-direction: column;
    gap: 2.5rem;
  }
  
  .jury-card {
    min-height: 380px;
    width: 100%;
  }
}

@media (min-width: 1024px) {
  #jury-grid {
    flex-direction: row;
    gap: 1.5rem;
    width: 100%;
  }
  
  .jury-card {
    min-height: 400px;
    flex: 1;
    width: 0; /* This allows flex to control the width */
  }
}

.venue-filter-btn {
  backdrop-filter: blur(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.venue-filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.venue-filter-btn.active {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

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

.team-card {
  animation: fadeInUp 0.6s ease-out forwards;
}

/* Responsive adjustments for teams grid */
@media (max-width: 640px) {
  #teams-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .team-card {
    padding: 1rem;
    min-height: 280px;
  }
}

@media (min-width: 641px) and (max-width: 1023px) {
  #teams-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  
  .team-card {
    min-height: 300px;
  }
}

@media (min-width: 1024px) {
  #teams-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
  
  .team-card {
    min-height: 320px;
  }
}

@media (min-width: 1280px) {
  #teams-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1536px) {
  #teams-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}