/* ================================
   DJ Realx - CSS Design System
   Tech-Noir / Cyberpunk Aesthetic
   ================================ */

/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Inter:wght@300;400;500;600&display=swap');

/* ================================
   CSS Variables / Design Tokens
   ================================ */
:root {
  /* Colors */
  --color-bg-primary: #000000;
  --color-bg-secondary: #0a0a0a;
  --color-bg-tertiary: #111111;
  
  --color-accent-cyan: #00f0ff;
  --color-accent-cyan-dark: #00d4ff;
  --color-accent-magenta: #ff006e;
  --color-accent-magenta-dark: #d946ef;
  
  --color-text-primary: #ffffff;
  --color-text-secondary: #b4b4b4;
  --color-text-muted: #6b6b6b;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-accent-cyan) 0%, var(--color-accent-magenta) 100%);
  --gradient-glow: radial-gradient(circle, rgba(0, 240, 255, 0.3) 0%, transparent 70%);
  
  /* Typography */
  --font-heading: 'Orbitron', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s ease;
  
  /* Effects */
  --blur-glass: blur(10px);
  --shadow-glow-cyan: 0 0 20px rgba(0, 240, 255, 0.5), 0 0 40px rgba(0, 240, 255, 0.3);
  --shadow-glow-magenta: 0 0 20px rgba(255, 0, 110, 0.5), 0 0 40px rgba(255, 0, 110, 0.3);
}

/* ================================
   Reset & Base Styles
   ================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  box-shadow: var(--shadow-glow-cyan);
}

/* ================================
   Typography
   ================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  letter-spacing: 0.05em;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: 0.05em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--color-text-secondary);
}

a {
  color: var(--color-accent-cyan);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--color-accent-magenta);
  text-shadow: var(--shadow-glow-magenta);
}

/* ================================
   Utility Classes
   ================================ */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

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

.glow-text {
  text-shadow: var(--shadow-glow-cyan);
}

.glass-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: var(--spacing-md);
  transition: var(--transition-medium);
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-accent-cyan);
  box-shadow: var(--shadow-glow-cyan);
  transform: translateY(-5px);
}

/* ================================
   Navigation
   ================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  transition: var(--transition-medium);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.9);
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.2);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-logo {
  height: 50px;
  filter: brightness(0) invert(1);
  transition: var(--transition-fast);
}

.navbar-logo:hover {
  filter: brightness(0) invert(1) drop-shadow(var(--shadow-glow-cyan));
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-md);
}

.nav-menu a {
  font-family: var(--font-heading);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  position: relative;
  padding: 0.5rem 1rem;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-fast);
}

.nav-menu a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 30px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ================================
   Hero Section
   ================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(0, 240, 255, 0.1) 0%, rgba(0, 0, 0, 0.8) 70%);
  z-index: 1;
}

#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: var(--spacing-md);
}

.hero-logo {
  max-width: 600px;
  width: 90%;
  margin-bottom: var(--spacing-md);
  filter: brightness(0) invert(1) drop-shadow(0 0 30px rgba(0, 240, 255, 0.8));
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    filter: brightness(0) invert(1) drop-shadow(0 0 30px rgba(0, 240, 255, 0.8));
  }
  50% {
    filter: brightness(0) invert(1) drop-shadow(0 0 50px rgba(255, 0, 110, 0.8));
  }
}

.hero-tagline {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  margin-bottom: var(--spacing-md);
  font-weight: 300;
  letter-spacing: 0.15em;
}

.hero-cta {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--gradient-primary);
  border: none;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition-medium);
  box-shadow: var(--shadow-glow-cyan);
}

.hero-cta:hover {
  transform: scale(1.05);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.8), 0 0 60px rgba(255, 0, 110, 0.5);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  animation: bounce 2s infinite;
}

.scroll-indicator svg {
  width: 30px;
  height: 30px;
  fill: var(--color-accent-cyan);
  filter: drop-shadow(var(--shadow-glow-cyan));
}

@keyframes bounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

/* ================================
   About Section
   ================================ */
.about {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.about-image-wrapper {
  position: relative;
}

.about-image-wrapper::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: 20px;
  bottom: 20px;
  background: var(--gradient-primary);
  border-radius: 20px;
  z-index: 0;
  opacity: 0.3;
}

.about-image {
  position: relative;
  width: 100%;
  border-radius: 20px;
  z-index: 1;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.about-text h2 {
  margin-bottom: var(--spacing-md);
}

.about-text p {
  margin-bottom: var(--spacing-sm);
  line-height: 1.8;
}

.specialties {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.specialty-badge {
  padding: 0.5rem 1rem;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--color-accent-cyan);
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-accent-cyan);
  transition: var(--transition-fast);
}

.specialty-badge:hover {
  background: rgba(0, 240, 255, 0.2);
  box-shadow: var(--shadow-glow-cyan);
  transform: scale(1.05);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.stat-card {
  text-align: center;
  padding: var(--spacing-md);
}

.stat-number {
  font-size: 3rem;
  font-family: var(--font-heading);
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ================================
   Gallery Section
   ================================ */
.gallery {
  background: var(--color-bg-secondary);
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

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

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  cursor: pointer;
  aspect-ratio: 1 / 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-medium);
}

.gallery-item:hover img {
  transform: scale(1.1);
  filter: brightness(0.7);
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
  transform: translateY(100%);
  transition: var(--transition-medium);
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
}

.gallery-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid transparent;
  border-radius: 15px;
  transition: var(--transition-fast);
  pointer-events: none;
}

.gallery-item:hover::before {
  border-color: var(--color-accent-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

/* ================================
   Music Section
   ================================ */
.music {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.music-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.music-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: var(--spacing-md);
  transition: var(--transition-medium);
}

.music-card:hover {
  border-color: var(--color-accent-magenta);
  box-shadow: var(--shadow-glow-magenta);
  transform: translateY(-5px);
}

.music-card h3 {
  margin-bottom: var(--spacing-sm);
  color: var(--color-accent-cyan);
}

.music-card iframe {
  width: 100%;
  border-radius: 10px;
  margin-top: var(--spacing-sm);
}

/* ================================
   Events Section
   ================================ */
.events {
  background: var(--color-bg-primary);
  position: relative;
}

.events::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../assets/images/dj-photo-4.jpg') center/cover no-repeat;
  filter: brightness(0.2);
  z-index: 0;
}

.events .container {
  position: relative;
  z-index: 1;
}

.event-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-md);
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.event-date {
  text-align: center;
  padding: var(--spacing-sm);
  background: var(--gradient-primary);
  border-radius: 15px;
  min-width: 100px;
}

.event-day {
  font-size: 2rem;
  font-family: var(--font-heading);
  font-weight: 900;
  color: var(--color-bg-primary);
}

.event-month {
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--color-bg-primary);
  font-weight: 600;
}

.event-details {
  flex: 1;
}

.event-details h3 {
  color: var(--color-accent-cyan);
  margin-bottom: 0.5rem;
}

.event-details p {
  font-size: 0.95rem;
}

/* ================================
   Booking Section
   ================================ */
.booking {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.booking-content {
  max-width: 800px;
  margin: 0 auto;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-weight: 600;
  color: var(--color-accent-cyan);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent-cyan);
  box-shadow: var(--shadow-glow-cyan);
  background: rgba(255, 255, 255, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.submit-btn {
  padding: 1rem 2.5rem;
  background: var(--gradient-primary);
  border: none;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition-medium);
  box-shadow: var(--shadow-glow-cyan);
  color: var(--color-bg-primary);
  font-size: 1rem;
}

.submit-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 40px rgba(0, 240, 255, 0.8), 0 0 60px rgba(255, 0, 110, 0.5);
}

/* ================================
   Footer
   ================================ */
.footer {
  background: var(--color-bg-primary);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-logo {
  height: 60px;
  filter: brightness(0) invert(1);
  margin-bottom: var(--spacing-sm);
}

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

.social-icon {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  font-size: 1.2rem;
  transition: var(--transition-fast);
}

.social-icon:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  box-shadow: var(--shadow-glow-cyan);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ================================
   Responsive Design
   ================================ */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    right: -100%;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    width: 100%;
    padding: var(--spacing-md);
    transition: var(--transition-medium);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .music-grid {
    grid-template-columns: 1fr;
  }
  
  .event-card {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

/* Scroll Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}