/* Nerdi Gras Main Stylesheet */
/* Mobile-first responsive design with Mardi Gras inspired colors */

/* CSS Custom Properties (Variables) */
:root {
  /* Color Palette - Mardi Gras + Tech */
  --primary-purple: #667eea;
  --primary-blue: #764ba2;
  --mardi-gras-purple: #4b0082;
  --mardi-gras-green: #00a86b;
  --mardi-gras-gold: #ffd700;
  --carnival-orange: #ff6b35;
  --tech-cyan: #00d4ff;
  
  /* Neutrals */
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --medium-gray: #6c757d;
  --dark-gray: #343a40;
  --black: #000000;
  
  /* Gradients */
  --primary-gradient: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-blue) 100%);
  --carnival-gradient: linear-gradient(45deg, var(--mardi-gras-purple), var(--mardi-gras-green), var(--mardi-gras-gold));
  --tech-gradient: linear-gradient(90deg, var(--tech-cyan), var(--primary-purple));
  
  /* Typography */
  --font-primary: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Impact', 'Arial Black', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
  
  /* Font Sizes - Responsive */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 3rem);
  --text-4xl: clamp(2.25rem, 1.8rem + 2.25vw, 4rem);
  --text-5xl: clamp(3rem, 2.4rem + 3vw, 5rem);
  
  /* 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;
  
  /* Layout */
  --container-max: 1200px;
  --container-padding: var(--space-md);
  --section-spacing: var(--space-4xl);
  
  /* Animation */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* 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);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
}

/* Reset and Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--dark-gray);
  background: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Skip Link for Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--mardi-gras-purple);
  color: var(--white);
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-sm);
  z-index: 1000;
}

.skip-link:focus {
  top: 6px;
}

/* Screen Reader Only */
.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;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--dark-gray);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--primary-purple);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover, a:focus {
  color: var(--primary-blue);
  text-decoration: underline;
}

/* Lists */
ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

li {
  margin-bottom: var(--space-xs);
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn:focus {
  outline: 2px solid var(--primary-purple);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--white);
  border-color: transparent;
}

.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(135deg, var(--mardi-gras-purple) 0%, var(--primary-blue) 100%);
  color: var(--white);
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-purple);
  border-color: var(--primary-purple);
}

.btn-secondary:hover, .btn-secondary:focus {
  background: var(--primary-purple);
  color: var(--white);
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--text-lg);
}

.btn-small {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  z-index: 100;
  transition: all var(--transition-normal);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
  color: var(--dark-gray);
}

.logo {
  height: 40px;
  width: auto;
  margin-right: var(--space-sm);
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  background: var(--carnival-gradient);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: carnival-shimmer 3s ease-in-out infinite;
}

@keyframes carnival-shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.hamburger {
  width: 25px;
  height: 3px;
  background: var(--dark-gray);
  margin: 3px 0;
  transition: var(--transition-fast);
  border-radius: var(--radius-sm);
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-lg);
}

.nav-link {
  color: var(--dark-gray);
  font-weight: 500;
  padding: var(--space-sm) 0;
  position: relative;
}

.nav-link:hover, .nav-link:focus {
  color: var(--primary-purple);
  text-decoration: none;
}

.nav-link.active {
  color: var(--primary-purple);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: var(--radius-sm);
}

.nav-cta {
  margin-left: var(--space-md);
}

.nav-tickets {
  background: var(--mardi-gras-gold);
  color: var(--dark-gray);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.nav-tickets:hover, .nav-tickets:focus {
  background: var(--carnival-orange);
  color: var(--white);
  text-decoration: none;
}

/* Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: var(--space-sm) 0;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  list-style: none;
}

.nav-menu li:hover .dropdown-menu,
.nav-menu li:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  color: var(--dark-gray);
}

.dropdown-menu a:hover, .dropdown-menu a:focus {
  background: var(--light-gray);
  color: var(--primary-purple);
}

/* Main Content */
.main-content {
  padding-top: 80px; /* Account for fixed header */
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--white);
  text-align: center;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -2;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    rgba(70, 126, 234, 0.8) 0%,
    rgba(118, 75, 162, 0.7) 50%,
    rgba(75, 0, 130, 0.8) 100%
  );
  z-index: -1;
}

.hero-content {
  z-index: 1;
  max-width: 800px;
  padding: var(--space-2xl) var(--space-md);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 900;
  margin-bottom: var(--space-lg);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  line-height: 1.1;
}

.hero-title .highlight {
  background: var(--carnival-gradient);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: carnival-shimmer 3s ease-in-out infinite;
}

.hero-subtitle {
  display: block;
  font-size: var(--text-xl);
  font-weight: 400;
  margin-top: var(--space-sm);
  opacity: 0.9;
}

.hero-description {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2xl);
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.hero-info {
  display: flex;
  gap: var(--space-2xl);
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0.9;
}

.info-item {
  text-align: center;
}

.info-item strong {
  display: block;
  font-size: var(--text-lg);
  margin-bottom: var(--space-xs);
}

.info-item span {
  font-size: var(--text-sm);
  opacity: 0.8;
}

/* Countdown Timer */
.countdown-container {
  position: absolute;
  bottom: var(--space-2xl);
  left: 0;
  right: 0;
  z-index: 1;
}

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

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-width: 80px;
}

.countdown-number {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-xs);
  color: var(--mardi-gras-gold);
}

.countdown-label {
  font-size: var(--text-sm);
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Section Styles */
section {
  padding: var(--section-spacing) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-3xl);
  font-family: var(--font-display);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Features Section */
.features {
  background: var(--light-gray);
}

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

.feature-card {
  background: var(--white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-purple);
}

.feature-icon {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-lg);
  display: block;
}

.feature-card h3 {
  margin-bottom: var(--space-md);
  color: var(--primary-purple);
}

.feature-link {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-md);
  color: var(--primary-purple);
  font-weight: 600;
}

.feature-link:hover {
  color: var(--primary-blue);
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --container-padding: var(--space-md);
    --section-spacing: var(--space-3xl);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-cta {
    margin-left: 0;
    margin-top: var(--space-md);
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-info {
    flex-direction: column;
    gap: var(--space-lg);
  }
  
  .countdown {
    gap: var(--space-md);
  }
  
  .countdown-item {
    min-width: 60px;
    padding: var(--space-md);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--text-4xl);
  }
  
  .countdown-number {
    font-size: var(--text-xl);
  }
  
  .feature-card {
    padding: var(--space-lg);
  }
}

/* Print Styles */
@media print {
  .site-header,
  .mobile-menu-toggle,
  .hero-video,
  .countdown-container {
    display: none;
  }
  
  .main-content {
    padding-top: 0;
  }
  
  body {
    background: white;
    color: black;
  }
  
  a {
    text-decoration: underline;
    color: black;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .hero-video {
    display: none;
  }
}