:root {
  
  --color-primary-deep-blue: #0a0e2e; 
  --color-secondary-neon-purple: #8b5cf6; 
  --color-accent-electric-green: #10b981; 
  --color-neutral-dark-grey: #1f2937; 
  --color-background-black: #000000; 
  --color-text-light: #f8fafc; 
  --color-text-muted: #9ca3af; 
  --color-glow-purple: rgba(139, 92, 246, 0.5); 
  --color-glow-green: rgba(16, 185, 129, 0.5); 

  --font-family-heading: 'Orbitron', 'Rajdhani', sans-serif; 
  --font-family-body: 'Inter', 'Montserrat', sans-serif; 
  --font-family-code: 'Courier New', monospace; 

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --border-radius: 0.5rem;
  --shadow-glow: 0 0 20px var(--color-glow-purple);
  --shadow-soft: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease-out;

  --z-nav: 1000;
  --z-modal: 2000;
  --z-overlay: 3000;
}

@media (prefers-color-scheme: light) {
  :root {
    --color-primary-deep-blue: #0a0e2e;
    --color-background-black: #000000;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth; 
  font-size: 16px;
  line-height: 1.6;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-body);
  background-color: var(--color-background-black);
  color: var(--color-text-light);
  overflow-x: hidden;
  position: relative;
}

.container,
.row,
.col-* {
  opacity: 1 !important;
  visibility: visible !important;
}

* {
  opacity: 1 !important;
  visibility: visible !important;
}

[data-aos],
.menu-item,
.card,
.content-block,
.pt-card,
.pt-hero {
  opacity: 1 !important;
  visibility: visible !important;
  display: block !important;
}

*:focus {
  outline: 2px solid var(--color-accent-electric-green);
  outline-offset: 2px;
}

:focus-visible {
  outline: 3px solid var(--color-accent-electric-green);
  outline-offset: 2px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  text-shadow: 0 0 10px var(--color-glow-purple); 
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
  font-size: 1rem;
  line-height: 1.6;
}

a {
  color: var(--color-secondary-neon-purple);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover,
a:focus {
  color: var(--color-accent-electric-green);
  text-shadow: 0 0 5px var(--color-glow-green);
}

code {
  font-family: var(--font-family-code);
  background: var(--color-neutral-dark-grey);
  padding: 0.2rem 0.4rem;
  border-radius: var(--border-radius);
  color: var(--color-accent-electric-green);
}

.pt-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary-deep-blue) 0%, var(--color-background-black) 100%);
  overflow: hidden;
  padding: var(--spacing-xl) 0;
}

.pt-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, var(--color-glow-purple) 0%, transparent 70%);
  animation: pulse-glow 4s ease-in-out infinite alternate;
  z-index: 1;
}

.pt-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--spacing-lg);
}

.pt-hero video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
  opacity: 0.3; 
}

.pt-card {
  background: rgba(31, 41, 55, 0.95); 
  border: 1px solid var(--color-secondary-neon-purple);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  transition: var(--transition-smooth);
  backdrop-filter: blur(10px); 
  box-shadow: var(--shadow-soft), var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.pt-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--color-glow-purple), transparent);
  transition: left 0.5s;
}

.pt-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 10px 30px var(--color-glow-purple);
  border-color: var(--color-accent-electric-green);
}

.pt-card:hover::before {
  left: 100%;
}

.pt-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: var(--spacing-md);
  transition: var(--transition-smooth);
}

.pt-card:hover .pt-card-img {
  filter: brightness(1.1) contrast(1.1);
}

/* Улучшенная видимость текста в карточках игр */
.pt-card h3 {
  color: #ffffff;
  font-size: 2rem;
  font-weight: 700;
  text-shadow: 0 0 15px var(--color-glow-purple), 0 2px 4px rgba(0, 0, 0, 0.8);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.pt-card p {
  color: #f8fafc;
  font-size: 1.1rem;
  line-height: 1.7;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  font-weight: 400;
  margin-bottom: var(--spacing-md);
}

.pt-card h4 {
  color: #ffffff;
  font-size: 1.5rem;
  font-weight: 700;
  text-shadow: 0 0 12px var(--color-glow-purple), 0 2px 4px rgba(0, 0, 0, 0.8);
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.pt-card small {
  color: #e5e7eb;
  font-size: 0.95rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.7);
}

/* Дополнительные стили для улучшения видимости текста в карточках */
.pt-card ul,
.pt-card ol {
  color: #f8fafc;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-md);
}

.pt-card li {
  color: #f8fafc;
  font-size: 1.05rem;
  line-height: 1.7;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  margin-bottom: var(--spacing-xs);
}

.pt-card blockquote {
  color: #f8fafc;
  font-size: 1.1rem;
  font-style: italic;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  border-left: 3px solid var(--color-secondary-neon-purple);
  margin: var(--spacing-md) 0;
  background: rgba(139, 92, 246, 0.1);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
}

.pt-card .text-muted {
  color: #e5e7eb !important;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
  font-size: 1.05rem;
  line-height: 1.7;
}

.pt-card label {
  color: #f8fafc;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.7);
}

.navbar {
  background: rgba(10, 14, 46, 0.95); 
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-secondary-neon-purple);
}

.navbar-brand {
  font-family: var(--font-family-heading);
  color: var(--color-text-light) !important;
  text-shadow: 0 0 10px var(--color-glow-purple);
}

.nav-link {
  color: var(--color-text-muted) !important;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent-electric-green) !important;
  text-shadow: 0 0 5px var(--color-glow-green);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-electric-green);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

footer {
  background: var(--color-primary-deep-blue);
  padding: var(--spacing-lg) 0;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-secondary-neon-purple);
}

footer a {
  color: var(--color-secondary-neon-purple);
}

.form-control {
  background: var(--color-neutral-dark-grey);
  border: 1px solid var(--color-secondary-neon-purple);
  color: var(--color-text-light);
  transition: var(--transition-smooth);
}

.form-control:focus {
  border-color: var(--color-accent-electric-green);
  box-shadow: 0 0 0 0.2rem var(--color-glow-green);
  background: var(--color-neutral-dark-grey);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-secondary-neon-purple), var(--color-accent-electric-green));
  border: none;
  border-radius: var(--border-radius);
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: 600;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-glow);
  color: var(--color-background-black);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px var(--color-glow-purple);
  background: linear-gradient(135deg, var(--color-accent-electric-green), var(--color-secondary-neon-purple));
}

#lightbox {
  background: rgba(0, 0, 0, 0.95);
}

.lb-data .lb-caption {
  color: var(--color-text-light);
  font-family: var(--font-family-body);
}

@keyframes pulse-glow {
  0% { opacity: 0.5; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.1); }
}

@keyframes thread-connect {
  0% { stroke-dashoffset: 1000; }
  100% { stroke-dashoffset: 0; }
}

@keyframes glitch {
  0%, 100% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
}

.pt-card,
.btn,
.nav-link {
  transition: var(--transition-smooth);
}

.pt-hero h1 {
  animation: pulse-glow 2s ease-in-out infinite alternate;
}

.pt-parallax-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  will-change: transform; 
}

.pt-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: var(--transition-smooth);
}

.pt-reveal.animate {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 1200px) {
  h1 { font-size: 3.5rem; }
  h2 { font-size: 3rem; }
  .pt-hero { padding: 6rem 0; }
  .pt-hero-content { max-width: 1000px; }
}

@media (max-width: 768px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-lg: 1.5rem;
  }

  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.75rem; }

  .pt-hero {
    min-height: 80vh;
    padding: var(--spacing-lg) 0;
  }

  .pt-card {
    padding: var(--spacing-md);
  }

  .pt-card h3 {
    font-size: 1.75rem;
  }

  .pt-card p {
    font-size: 1rem;
  }

  .pt-card li {
    font-size: 1rem;
  }

  .pt-card blockquote {
    font-size: 1rem;
  }

  .pt-card .text-muted {
    font-size: 1rem;
  }

  .navbar-collapse {
    background: var(--color-primary-deep-blue);
    padding: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  .pt-hero-content {
    padding: 0 var(--spacing-md);
  }
  p { font-size: 0.95rem; }
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .pt-card-img {
    image-rendering: -webkit-optimize-contrast;
  }
}

@media print {
  body { background: white; color: black; }
  .pt-hero::before, .pt-hero video { display: none; }
  * { animation: none !important; }
}

.pt-text-glow {
  text-shadow: 0 0 10px var(--color-glow-purple);
}

.pt-bg-gradient {
  background: linear-gradient(135deg, var(--color-primary-deep-blue), var(--color-background-black));
}

.pt-border-glow {
  border: 1px solid var(--color-secondary-neon-purple);
  box-shadow: var(--shadow-glow);
}

.pt-full-bleed {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .pt-hero::before {
    animation: none;
  }
}

#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-neutral-dark-grey);
  color: var(--color-text-light);
  padding: var(--spacing-md);
  text-align: center;
  z-index: var(--z-overlay);
  border-top: 1px solid var(--color-secondary-neon-purple);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

#cookie-banner p {
  margin: 0;
  flex: 1;
}

#cookie-banner button {
  margin-left: var(--spacing-sm);
}

@media (max-width: 768px) {
  #cookie-banner {
    flex-direction: column;
    text-align: center;
  }
  #cookie-banner button {
    margin: var(--spacing-sm) 0 0 0;
  }
}

.accordion-button {
  background: rgba(31, 41, 55, 0.8);
  border: 1px solid var(--color-secondary-neon-purple);
  color: var(--color-text-light);
  transition: var(--transition-smooth);
  font-family: var(--font-family-heading);
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, var(--color-secondary-neon-purple), var(--color-accent-electric-green));
  color: var(--color-background-black);
  box-shadow: var(--shadow-glow);
  text-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem var(--color-glow-green);
}

.accordion-body {
  background: rgba(31, 41, 55, 0.9);
  border: 1px solid var(--color-secondary-neon-purple);
  border-top: none;
  padding: var(--spacing-lg);
}

.accordion-item {
  border: none;
  margin-bottom: var(--spacing-sm);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.accordion-item:first-of-type .accordion-button {
  border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.accordion-item:last-of-type .accordion-collapse {
  border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.form-label {
  color: var(--color-text-light);
  font-weight: 500;
}

.form-control.is-invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 0.2rem rgba(239, 68, 68, 0.25);
}

.form-control.is-valid {
  border-color: var(--color-accent-electric-green);
  box-shadow: 0 0 0 0.2rem var(--color-glow-green);
}

.pt-card.steps {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(16, 185, 129, 0.1));
  border: 1px dashed var(--color-secondary-neon-purple);
  text-align: center;
}

.pt-card.steps:hover {
  border-style: solid;
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .accordion-button {
    font-size: 1rem;
  }
  .accordion-body {
    padding: var(--spacing-md);
  }
}