/* CSS Motion Gallery - Main Styles */

/* CSS Variables */
:root {
  /* Colors */
  --bg-primary: #000000;
  --bg-secondary: #0A0A0A;
  --bg-tertiary: #141414;
  --bg-quaternary: #1A1A1A;
  --accent-coral: #FF7A59;
  --accent-pink: #F8BBD9;
  --accent-yellow: #F4E04D;
  --accent-teal: #2D9596;
  --accent-blue: #4DA6FF;
  --accent-cyan: #22D3EE;
  --accent-purple: #8B5CF6;
  --text-primary: #FFFFFF;
  --text-secondary: #94A3B8;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  
  /* Typography */
  --font-primary: 'Space Grotesk', sans-serif;
  --font-secondary: 'Inter', sans-serif;
  --font-hero: 'Dancing Script', cursive;
  --font-section: 'Lobster Two', cursive;
  --font-logo: 'Caveat', cursive;
  --font-paragraph: 'DM Serif Display', serif;
  
  /* Spacing */
  --section-padding: clamp(4rem, 8vw, 8rem);
  --container-padding: clamp(1rem, 4vw, 2rem);
  
  /* Animations */
  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --ease-elastic: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  
  /* Z-index layers */
  --z-background: -1;
  --z-content: 1;
  --z-overlay: 10;
  --z-nav: 100;
  --z-cursor: 1000;
  --z-loading: 9999;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* Paragraph styles */
p {
  font-family: var(--font-paragraph);
  line-height: 1.7;
}

/* Custom Cursor */
.cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 20px;
  height: 20px;
  pointer-events: none;
  z-index: var(--z-cursor);
  mix-blend-mode: difference;
}

.cursor-dot {
  width: 4px;
  height: 4px;
  background: var(--text-primary);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease;
}

.cursor-glow {
  width: 20px;
  height: 20px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.3s var(--ease-smooth);
}

.cursor.active .cursor-glow {
  transform: translate(-50%, -50%) scale(2);
  border-color: var(--accent-blue);
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-loading);
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-content {
  text-align: center;
  position: relative;
  z-index: 2;
}

.loading-logo .logo-text {
  font-family: var(--font-logo);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--accent-coral), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.loading-bar {
  width: 300px;
  height: 2px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 1px;
  overflow: hidden;
  margin: 0 auto;
}

.loading-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-coral), var(--accent-teal));
  border-radius: 1px;
  transform: translateX(-100%);
  animation: loadingProgress 2s ease-in-out forwards;
}

.loading-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 80%, rgba(255, 122, 89, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(45, 149, 150, 0.1) 0%, transparent 50%);
  animation: particleFloat 6s ease-in-out infinite;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1rem 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: var(--z-nav);
  transition: all 0.3s var(--ease-smooth);
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  position: relative;
}

.nav-logo .logo-text {
  font-family: var(--font-logo);
  font-size: 1.5rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent-coral), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100px;
  height: 20px;
  background: linear-gradient(90deg, var(--accent-coral), var(--accent-teal));
  filter: blur(20px);
  opacity: 0.3;
  transform: translate(-50%, -50%);
  animation: logoGlow 3s ease-in-out infinite;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-logo);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1rem;
  position: relative;
  transition: color 0.3s var(--ease-smooth);
}

.nav-link::before {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  color: var(--accent-coral);
  overflow: hidden;
  width: 0;
  transition: width 0.3s var(--ease-smooth);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::before {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s var(--ease-smooth);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-family: var(--font-section);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-family: var(--font-paragraph);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

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

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

.particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.gradient-blobs {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.3;
  animation: blobFloat 8s ease-in-out infinite;
}

.blob-1 {
  width: 300px;
  height: 300px;
  background: var(--accent-coral);
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.blob-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-yellow);
  top: 60%;
  right: 10%;
  animation-delay: -2s;
}

.blob-3 {
  width: 250px;
  height: 250px;
  background: var(--accent-teal);
  bottom: 20%;
  left: 50%;
  animation-delay: -4s;
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: gridMove 20s linear infinite;
}

.hero-content {
  position: relative;
  z-index: var(--z-content);
  text-align: center;
  max-width: 1200px;
  padding: 0 var(--container-padding);
}

.hero-title {
  font-family: var(--font-hero);
  font-size: clamp(3rem, 8vw, 8rem);
  font-weight: 600;
  line-height: 0.9;
  margin-bottom: 2rem;
  overflow: hidden;
}

.title-line {
  display: block;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-coral));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transform: translateY(100%);
  animation: titleReveal 1s var(--ease-smooth) forwards;
}

.title-line:nth-child(2) {
  animation-delay: 0.2s;
}

.hero-subtitle {
  font-family: var(--font-paragraph);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s var(--ease-smooth) 0.6s forwards;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s var(--ease-smooth) 0.8s forwards;
}

/* Buttons */
.btn {
  position: relative;
  padding: 1rem 2rem;
  border: none;
  border-radius: 50px;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s var(--ease-smooth);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-coral), var(--accent-teal));
  color: var(--text-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(255, 122, 89, 0.3);
}

.btn-glow {
  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 ease;
}

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

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-coral);
  transform: translateY(-2px);
}

.btn-border {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50px;
  border: 1px solid var(--accent-coral);
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.3s var(--ease-smooth);
}

.btn-secondary:hover .btn-border {
  opacity: 1;
  transform: scale(1);
}

/* Floating Cards */
.hero-cards {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.floating-card {
  position: absolute;
  width: 200px;
  height: 120px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  opacity: 0;
  animation: cardFloat 1.5s var(--ease-smooth) forwards;
}

.card-1 {
  top: 20%;
  left: 5%;
  animation-delay: 1.2s;
}

.card-2 {
  top: 30%;
  right: 8%;
  animation-delay: 1.4s;
}

.card-3 {
  bottom: 25%;
  left: 10%;
  animation-delay: 1.6s;
}

.card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
  justify-content: center;
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.card-text {
  font-family: var(--font-paragraph);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-smooth) 2s forwards;
}

.scroll-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.scroll-arrow {
  width: 1px;
  height: 30px;
  background: var(--text-secondary);
  position: relative;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-right: 1px solid var(--text-secondary);
  border-bottom: 1px solid var(--text-secondary);
  transform: translateX(-50%) rotate(45deg);
  animation: arrowBounce 2s ease-in-out infinite;
}

/* Animations Grid */
.animations-grid {
  padding: var(--section-padding) 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.animation-card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2rem;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.4s var(--ease-smooth);
}

.animation-card:hover {
  transform: translateY(-10px);
  border-color: var(--accent-coral);
}

.card-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 122, 89, 0.05), rgba(45, 149, 150, 0.05));
  opacity: 0;
  transition: opacity 0.3s var(--ease-smooth);
}

.animation-card:hover .card-background {
  opacity: 1;
}

.card-preview {
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.card-info {
  position: relative;
  z-index: 2;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.card-category {
  font-family: var(--font-paragraph);
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.card-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, var(--accent-coral), transparent 70%);
  opacity: 0;
  filter: blur(20px);
  transition: opacity 0.3s var(--ease-smooth);
  z-index: -1;
}

.animation-card:hover .card-glow {
  opacity: 0.1;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .floating-card {
    display: none;
  }
}

/* Utility Classes */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--ease-smooth);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.magnetic-element {
  transition: transform 0.3s var(--ease-smooth);
}

.no-scroll {
  overflow: hidden;
}