/* ============================================
   NAGARAJ RAPARTHI PORTFOLIO
   Design System & Main Styles
   ============================================ */

/* ----- CSS Variables / Design Tokens ----- */
:root {
  /* Background layers */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a24;
  
  /* Text */
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;
  
  /* Accent - Cyan/Teal tech feel */
  --accent-primary: #00d4ff;
  --accent-secondary: #7b61ff;
  --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #7b61ff 100%);
  
  /* Accent glow */
  --glow-cyan: rgba(0, 212, 255, 0.4);
  --glow-purple: rgba(123, 97, 255, 0.4);
  
  /* Semantic */
  --success: #00ff88;
  --warning: #ffaa00;
  --error: #ff4466;
  
  /* Type colors by category */
  --type-ai: #00d4ff;
  --type-graphics: #7b61ff;
  --type-film: #ff6b9d;
  --type-education: #00ff88;
  
  /* Font family */
  --font-primary: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Font sizes - fluid scaling */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --text-3xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
  --text-4xl: clamp(2.5rem, 2rem + 3vw, 4rem);
  --text-hero: clamp(3rem, 2rem + 5vw, 6rem);
  
  /* Line heights */
  --leading-tight: 1.1;
  --leading-normal: 1.5;
  --leading-relaxed: 1.7;
  
  /* Letter spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --tracking-wider: 0.1em;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Container */
  --container-max: 1200px;
  --container-padding: var(--space-6);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px var(--glow-cyan);
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Selection */
::selection {
  background: var(--accent-primary);
  color: var(--bg-primary);
}

/* Links */
a {
  color: inherit;
  text-decoration: none;
}

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

/* Lists */
ul, ol {
  list-style: none;
}

/* Buttons */
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

.accent {
  color: var(--accent-primary);
}

/* ----- Loading Screen ----- */
.loading {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-text {
  font-family: var(--font-mono);
  color: var(--accent-primary);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wide);
}

.loading-text .dots {
  animation: dots 1.5s infinite;
}

@keyframes dots {
  0%, 20% { content: '.'; }
  40% { content: '..'; }
  60%, 100% { content: '...'; }
}

/* ----- Navigation ----- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) 0;
  transition: background var(--transition-base), padding var(--transition-base);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  font-style: italic;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo:hover {
  color: var(--accent-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.nav-links {
  display: flex;
  gap: var(--space-8);
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: var(--tracking-wide);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-primary);
  transition: width var(--transition-base);
}

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

.nav-links a:hover::after {
  width: 100%;
}

/* Mobile Nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: var(--space-24) var(--space-8);
    gap: var(--space-6);
    transform: translateX(100%);
    transition: transform var(--transition-base);
  }
  
  .nav-links.open {
    transform: translateX(0);
  }
  
  .nav-links a {
    font-size: var(--text-lg);
  }
}

/* ----- Hero Section ----- */
.hero {
  height: 100vh;
  min-height: 600px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-8);
  pointer-events: none;
}

.hero-content > * {
  pointer-events: auto;
}

.hero-name {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 400;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-6);
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--accent-primary);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.hero-description {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-8);
  line-height: var(--leading-relaxed);
}

.hero-social {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: var(--transition-base);
}

.social-link:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  z-index: 2;
}

.scroll-indicator span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.scroll-arrow {
  width: 20px;
  height: 30px;
  border: 1px solid var(--text-muted);
  border-radius: var(--radius-full);
  position: relative;
}

.scroll-arrow::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: var(--radius-full);
  animation: scrollBounce 1.5s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 0.5; }
}

/* ----- Section Base ----- */
.section {
  padding: var(--space-24) 0;
  position: relative;
}

.section-title {
  margin-bottom: var(--space-4);
}

.title-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-full);
}

.section-subtitle {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-12);
}

/* ----- Now Section ----- */
.now {
  background: var(--bg-secondary);
}

.now-header {
  margin-bottom: var(--space-12);
}

.now-role {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.now-role h3 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 400;
  font-style: italic;
}

.now-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: var(--tracking-wide);
}

.now-intro {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 700px;
}

.now-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.now-card {
  background: var(--bg-tertiary);
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-base);
}

.now-card:hover {
  border-color: rgba(0, 212, 255, 0.2);
  transform: translateY(-4px);
}

.now-card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-4);
}

.now-card h4 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--text-primary);
}

.now-card p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

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

.research-demo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (max-width: 900px) {
  .research-demo {
    grid-template-columns: 1fr;
  }
}

.demo-canvas-wrapper {
  position: relative;
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

#motion-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.demo-hint {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  background: rgba(10, 10, 15, 0.8);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
}

.hint-icon {
  font-size: 1rem;
}

.demo-stats {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.stat {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(10, 10, 15, 0.8);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(10px);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-transform: uppercase;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--accent-primary);
  font-weight: 500;
}

.research-info {
  padding: var(--space-4);
}

.paper-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--accent-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.research-info h3 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  font-style: italic;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.research-info p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

.research-info p strong {
  color: var(--accent-primary);
  font-weight: 600;
}

.research-links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--accent-gradient);
  color: var(--bg-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* ----- Journey Timeline ----- */
.journey {
  background: var(--bg-primary);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: var(--space-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary), var(--type-film));
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-12);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: calc(-1 * var(--space-8) - 6px);
  top: 0;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background: var(--bg-primary);
  border: 2px solid var(--accent-primary);
  transition: var(--transition-base);
}

.timeline-item[data-type="ai"] .timeline-marker {
  border-color: var(--type-ai);
}

.timeline-item[data-type="graphics"] .timeline-marker {
  border-color: var(--type-graphics);
}

.timeline-item[data-type="education"] .timeline-marker {
  border-color: var(--type-education);
}

.timeline-item[data-type="film"] .timeline-marker {
  border-color: var(--type-film);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.3);
  box-shadow: 0 0 20px currentColor;
}

.timeline-content {
  background: var(--bg-secondary);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-base);
}

.timeline-item:hover .timeline-content {
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateX(8px);
}

.timeline-header {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--accent-primary);
}

.timeline-item[data-type="ai"] .timeline-year { color: var(--type-ai); }
.timeline-item[data-type="graphics"] .timeline-year { color: var(--type-graphics); }
.timeline-item[data-type="education"] .timeline-year { color: var(--type-education); }
.timeline-item[data-type="film"] .timeline-year { color: var(--type-film); }

.timeline-range {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.timeline-company {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  font-style: italic;
  margin-bottom: var(--space-1);
}

.timeline-role {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.timeline-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.timeline-highlights li {
  font-size: var(--text-sm);
  color: var(--text-muted);
  padding-left: var(--space-4);
  position: relative;
}

.timeline-highlights li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-primary);
  font-size: var(--text-xs);
}

/* ----- Hollywood Section ----- */
.hollywood {
  background: var(--bg-secondary);
}

.films-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.film-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-base);
}

.film-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 107, 157, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.film-poster {
  aspect-ratio: 2 / 3;
  position: relative;
  overflow: hidden;
}

.film-poster-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
}

.film-icon {
  font-size: 3rem;
  opacity: 0.5;
}

.film-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(10, 10, 15, 0.95) 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-4);
  opacity: 0;
  transition: var(--transition-base);
}

.film-card:hover .film-overlay {
  opacity: 1;
}

.film-contribution {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

.film-info {
  padding: var(--space-4);
}

.film-info h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.film-year {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.hollywood-cta {
  text-align: center;
}

.imdb-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--type-film);
  letter-spacing: var(--tracking-wide);
  transition: var(--transition-fast);
}

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

.imdb-link svg {
  width: 16px;
  height: 16px;
}

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

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.skill-category {
  background: var(--bg-secondary);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-category-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.skill-tag {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding: var(--space-2) var(--space-3);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-fast);
}

.skill-tag:hover {
  color: var(--text-primary);
  border-color: var(--accent-primary);
}

/* ----- Contact Section ----- */
.contact {
  background: var(--bg-primary);
  text-align: center;
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
}

.contact-intro {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.contact-method {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  font-size: var(--text-lg);
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.contact-method:hover {
  color: var(--accent-primary);
}

.contact-icon {
  font-size: 1.25rem;
}

.contact-value {
  font-family: var(--font-mono);
}

.contact-social {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.contact-social-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: var(--transition-base);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-social-link:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.contact-social-link svg {
  width: 18px;
  height: 18px;
}

/* ----- Footer ----- */
.footer {
  padding: var(--space-8) 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.copyright {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
  cursor: default;
  user-select: none;
}

/* ----- Game Container ----- */
.game-container {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.98);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.game-container.active {
  display: flex;
}

.game-header {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-4);
}

.game-header h3 {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--accent-primary);
}

.game-score {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--text-primary);
}

.game-close {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-muted);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--text-muted);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.game-close:hover {
  color: var(--error);
  border-color: var(--error);
}

#game-canvas {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 2px solid var(--accent-primary);
  max-width: 100%;
}

.game-overlay,
.game-over-overlay {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.game-start-text {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  color: var(--accent-primary);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.game-controls {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.game-over-overlay {
  display: none;
}

.game-over-overlay.active {
  display: flex;
}

.game-over-overlay h4 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-style: italic;
  color: var(--error);
}

.game-over-overlay p {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--text-secondary);
}

.game-restart {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--bg-primary);
  background: var(--accent-primary);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.game-restart:hover {
  transform: scale(1.05);
}

/* ----- Responsive ----- */
@media (max-width: 640px) {
  :root {
    --container-padding: var(--space-4);
  }
  
  .section {
    padding: var(--space-16) 0;
  }
  
  .hero-description br {
    display: none;
  }
  
  .films-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .timeline {
    padding-left: var(--space-6);
  }
  
  .timeline-marker {
    left: calc(-1 * var(--space-6) - 6px);
  }
}

@media (max-width: 375px) {
  .films-grid {
    grid-template-columns: 1fr;
  }
}