:root {
  /* Deep Tech Color Palette */
  --prystrast-bg: #0f172a;
  --prystrast-bg-alt: #1e293b;
  --prystrast-text: #ffffff;
  --prystrast-muted: #cbd5e1;
  --prystrast-card: #1e293b;
  --prystrast-border: #334155;
  
  /* Primary colors - Cyan to Purple Gradient */
  --prystrast-primary: #06b6d4;
  --prystrast-primary-dark: #0891b2;
  --prystrast-primary-light: #67e8f9;
  --prystrast-accent: #8b5cf6;
  --prystrast-accent-dark: #7c3aed;
  --prystrast-accent-light: #a78bfa;
  
  /* Gradient for accents */
  --prystrast-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
  --prystrast-gradient-reverse: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 50%, #06b6d4 100%);
  
  /* Secondary - Purple variants */
  --prystrast-purple: #8b5cf6;
  --prystrast-purple-dark: #7c3aed;
  --prystrast-purple-light: #a78bfa;
  
  /* 3D Lighting Variables */
  --prystrast-light-source: top left;
  --prystrast-shadow-depth-1: 0 2px 8px rgba(0, 0, 0, 0.5), 0 4px 16px rgba(6, 182, 212, 0.1);
  --prystrast-shadow-depth-2: 0 4px 16px rgba(0, 0, 0, 0.6), 0 8px 32px rgba(6, 182, 212, 0.15), 0 16px 64px rgba(139, 92, 246, 0.1);
  --prystrast-shadow-depth-3: 0 8px 32px rgba(0, 0, 0, 0.7), 0 16px 64px rgba(6, 182, 212, 0.2), 0 32px 128px rgba(139, 92, 246, 0.15);
  --prystrast-highlight: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(139, 92, 246, 0.15) 50%, transparent 100%);
  --prystrast-shadow-bottom: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.5) 100%);
  
  /* Glassmorphism */
  --prystrast-glass-bg: rgba(30, 41, 59, 0.8);
  --prystrast-glass-border: rgba(6, 182, 212, 0.3);
  --prystrast-glass-blur: blur(20px);
  
  /* Glow effects */
  --prystrast-glow-cyan: 0 0 20px rgba(6, 182, 212, 0.5), 0 0 40px rgba(6, 182, 212, 0.3);
  --prystrast-glow-purple: 0 0 20px rgba(139, 92, 246, 0.5), 0 0 40px rgba(139, 92, 246, 0.3);
  --prystrast-glow-gradient: 0 0 30px rgba(6, 182, 212, 0.4), 0 0 60px rgba(139, 92, 246, 0.3);
}

* { 
  box-sizing: border-box; 
  margin: 0;
  padding: 0;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', Helvetica, Arial, sans-serif;
  background: var(--prystrast-bg);
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    linear-gradient(180deg, var(--prystrast-bg) 0%, var(--prystrast-bg-alt) 100%);
  color: var(--prystrast-text);
  line-height: 1.6;
  overflow-x: hidden;
  padding-top: 80px;
}

/* Shell container */
.prystrast-shell { 
  width: min(100% - 3rem, 1200px); 
  margin-inline: auto; 
  padding-block: 1.25rem; 
}

/* Header with 3D effect */
.prystrast-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border-bottom: 1px solid var(--prystrast-glass-border);
  box-shadow: var(--prystrast-shadow-depth-1);
}

.prystrast-header .prystrast-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.prystrast-brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--prystrast-text);
  font-weight: 700;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-brand:hover {
  transform: translateY(-2px);
  text-shadow: var(--prystrast-glow-gradient);
}

.prystrast-logo {
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(6, 182, 212, 0.4));
}

.prystrast-nav__toggle {
  display: none;
  appearance: none;
  border: 1px solid var(--prystrast-border);
  background: var(--prystrast-card);
  color: var(--prystrast-text);
  padding: 0.5rem 0.8rem;
  border-radius: 10px;
  cursor: pointer;
  font-size: 1.2rem;
}

.prystrast-nav__list {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  align-items: center;
}

.prystrast-nav__list a {
  text-decoration: none;
  color: var(--prystrast-text);
  opacity: 0.9;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  padding: 0.5rem 0;
}

.prystrast-nav__list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--prystrast-gradient);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-nav__list a:hover {
  opacity: 1;
  color: var(--prystrast-primary-light);
  transform: translateY(-2px);
  text-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
}

.prystrast-nav__list a:hover::after {
  width: 100%;
}

/* Hero Section with 3D depth */
.prystrast-hero {
  padding-block: 6rem 4rem;
  position: relative;
  overflow: clip;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

/* Animated Mesh Gradient Background */
.prystrast-hero__mesh-bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%);
  animation: mesh-gradient-shift 15s ease-in-out infinite alternate;
  z-index: 0;
  pointer-events: none;
}

@keyframes mesh-gradient-shift {
  0% {
    background: 
      radial-gradient(circle at 20% 30%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
      radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.12) 0%, transparent 50%),
      radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%);
  }
  50% {
    background: 
      radial-gradient(circle at 30% 40%, rgba(6, 182, 212, 0.2) 0%, transparent 50%),
      radial-gradient(circle at 70% 60%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
      radial-gradient(circle at 60% 40%, rgba(59, 130, 246, 0.12) 0%, transparent 60%);
  }
  100% {
    background: 
      radial-gradient(circle at 40% 20%, rgba(6, 182, 212, 0.18) 0%, transparent 50%),
      radial-gradient(circle at 60% 80%, rgba(139, 92, 246, 0.14) 0%, transparent 50%),
      radial-gradient(circle at 40% 60%, rgba(59, 130, 246, 0.11) 0%, transparent 60%);
  }
}

.prystrast-hero__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
}

.prystrast-hero__content {
  display: grid;
  gap: 1.5rem;
  position: relative;
  z-index: 2;
}

.prystrast-hero__eyebrow {
  color: var(--prystrast-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: clamp(0.75rem, 1vw, 0.9rem);
  font-weight: 600;
}

.prystrast-hero__title {
  font-size: clamp(2rem, 5vw + 1rem, 4rem);
  line-height: 1.1;
  font-weight: 900;
  position: relative;
  background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 50%, #cbd5e1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: none;
  animation: title-glow 3s ease-in-out infinite alternate;
}

@keyframes title-glow {
  0% {
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.3));
  }
  100% {
    filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.5));
  }
}

.prystrast-txt-gradient {
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(6, 182, 212, 0.5));
  animation: gradient-shift 8s ease-in-out infinite alternate;
  background-size: 200% 100%;
  position: relative;
}

.prystrast-txt-gradient::after {
  content: '';
  position: absolute;
  inset: -4px;
  background: var(--prystrast-gradient);
  filter: blur(20px);
  opacity: 0.3;
  z-index: -1;
  animation: gradient-shift 8s ease-in-out infinite alternate;
  background-size: 200% 100%;
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}

.prystrast-hero__sub {
  color: var(--prystrast-muted);
  max-width: 65ch;
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  line-height: 1.7;
}

.prystrast-hero__cta {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.prystrast-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  padding: 0;
  margin: 0.5rem 0 0;
  list-style: none;
}

.prystrast-badge-item {
  padding: 0.5rem 1rem;
  border: 1px solid var(--prystrast-border);
  border-radius: 999px;
  font-size: clamp(0.85rem, 1vw, 0.95rem);
  color: var(--prystrast-muted);
  background: var(--prystrast-card);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: var(--prystrast-shadow-depth-1);
}

.prystrast-badge-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--prystrast-highlight);
  transition: left 0.5s ease;
}

.prystrast-badge-item:hover {
  transform: translateY(-4px) scale(1.05);
  border-color: var(--prystrast-primary);
  color: var(--prystrast-primary-light);
  box-shadow: var(--prystrast-shadow-depth-2), var(--prystrast-glow-cyan);
}

.prystrast-badge-item:hover::before {
  left: 100%;
}

.prystrast-hero__stats {
  display: flex;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  color: var(--prystrast-muted);
  flex-wrap: wrap;
}

.prystrast-stat-item {
  border: 1px solid var(--prystrast-border);
  border-radius: 12px;
  padding: 0.6rem 1.2rem;
  background: var(--prystrast-card);
  box-shadow: var(--prystrast-shadow-depth-1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-stat-item:hover {
  transform: translateY(-4px) rotateX(5deg);
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-2), var(--prystrast-glow-cyan);
}

.prystrast-stat-number {
  display: block;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
  font-size: 1.2em;
  filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.5));
}

/* Canvas Animation Container */
.prystrast-hero__canvas-wrapper {
  position: relative;
  width: 100%;
  height: 500px;
  min-height: 400px;
  overflow: hidden;
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(6, 182, 212, 0.1);
}

.prystrast-hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

/* Inner pages (About, Contact, Privacy) */
.prystrast-page-main {
  padding-block: 4rem 3rem;
  min-height: 60vh;
}

.prystrast-section__head h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(6, 182, 212, 0.4));
}

.prystrast-content-box {
  max-width: 75ch;
  margin: 0 auto;
}

/* Section styles */
.prystrast-section {
  padding-block: 4rem;
  position: relative;
}

.prystrast-section--alt {
  background: radial-gradient(1200px 600px at 20% -10%, rgba(212, 175, 55, 0.08), transparent 60%),
              radial-gradient(900px 500px at 90% 10%, rgba(50, 205, 50, 0.06), transparent 60%);
}

.prystrast-section__head {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 3rem;
  text-align: center;
}

.prystrast-section__head h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(6, 182, 212, 0.4));
}

.prystrast-section__head p {
  color: var(--prystrast-muted);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  max-width: 70ch;
  margin: 0 auto; 
}

.prystrast-section__eyebrow {
  color: var(--prystrast-primary-light);
  font-size: clamp(0.8rem, 1.2vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

/* Premium section */
.prystrast-premium {
  background: radial-gradient(1200px 500px at 50% 0%, rgba(139, 92, 246, 0.08) 0%, transparent 55%),
              radial-gradient(900px 400px at 10% 80%, rgba(6, 182, 212, 0.06) 0%, transparent 55%);
}

.prystrast-premium__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.prystrast-premium__card {
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 20px;
  padding: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--prystrast-shadow-depth-2);
  transform-style: preserve-3d;
}

.prystrast-premium__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--prystrast-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-premium__card:hover {
  transform: translateY(-10px) rotateX(2deg);
  border-color: var(--prystrast-accent);
  box-shadow: var(--prystrast-shadow-depth-3), var(--prystrast-glow-purple);
}

.prystrast-premium__card:hover::before {
  transform: scaleX(1);
}

.prystrast-premium__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  filter: drop-shadow(0 4px 16px rgba(139, 92, 246, 0.4));
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-premium__card:hover .prystrast-premium__icon {
  transform: scale(1.1) translateY(-4px);
  filter: drop-shadow(0 8px 24px rgba(139, 92, 246, 0.6));
}

.prystrast-premium__card h3 {
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.prystrast-premium__card p {
  color: var(--prystrast-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.prystrast-premium__badge {
  text-align: center;
  padding: 1.5rem 2rem;
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 16px;
  box-shadow: var(--prystrast-shadow-depth-2);
  transition: all 0.3s ease;
}

.prystrast-premium__badge:hover {
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-2), 0 0 24px rgba(6, 182, 212, 0.2);
}

.prystrast-premium__badge-text {
  color: var(--prystrast-muted);
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  font-style: italic;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: normal;
  font-weight: 500;
}

/* Tiles with 3D glassmorphism */
.prystrast-grid {
  display: grid;
  gap: 2rem;
}

.prystrast-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.prystrast-tile {
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 20px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--prystrast-shadow-depth-2);
  transform-style: preserve-3d;
}

/* 3D lighting effect on tiles */
.prystrast-tile::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--prystrast-highlight);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.prystrast-tile::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--prystrast-shadow-bottom);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.prystrast-tile:hover {
  transform: translateY(-12px) rotateX(2deg) rotateY(-2deg);
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-3), var(--prystrast-glow-gradient);
}

.prystrast-tile:hover::before,
.prystrast-tile:hover::after {
  opacity: 1;
}

.prystrast-tile__icon {
  width: 64px;
  height: 64px;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 4px 12px rgba(212, 175, 55, 0.3));
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-tile:hover .prystrast-tile__icon {
  transform: translateY(-8px) rotateY(15deg) scale(1.1);
  filter: drop-shadow(0 8px 24px rgba(6, 182, 212, 0.5));
}

.prystrast-tile h3 {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--prystrast-text);
}

.prystrast-tile p {
  color: var(--prystrast-muted);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.prystrast-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}

.prystrast-list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--prystrast-muted);
  font-size: 0.95rem;
}

.prystrast-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--prystrast-primary), var(--prystrast-lime));
  box-shadow: 0 0 8px rgba(212, 175, 55, 0.5);
}

/* Solutions grid */
.prystrast-solutions__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.prystrast-solution {
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 18px;
  padding: 2rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--prystrast-shadow-depth-2);
  transform-style: preserve-3d;
}

.prystrast-solution:hover {
  transform: translateY(-10px) rotateX(3deg);
  border-color: var(--prystrast-accent);
  box-shadow: var(--prystrast-shadow-depth-3), var(--prystrast-glow-purple);
}

.prystrast-solution__icon {
  width: 56px;
  height: 56px;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 4px 12px rgba(50, 205, 50, 0.3));
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-solution:hover .prystrast-solution__icon {
  transform: translateY(-6px) rotateZ(5deg) scale(1.1);
  filter: drop-shadow(0 4px 12px rgba(139, 92, 246, 0.5));
}

.prystrast-solution h3 {
  font-size: clamp(1.2rem, 1.8vw, 1.4rem);
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--prystrast-text);
}

.prystrast-solution p {
  color: var(--prystrast-muted);
  line-height: 1.7;
}

/* Infrastructure cards */
.prystrast-infra__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.prystrast-infra__card {
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 16px; 
  padding: 2rem; 
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--prystrast-shadow-depth-2);
  transform-style: preserve-3d;
}

.prystrast-infra__card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-3);
}

.prystrast-infra__card h3 {
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.prystrast-infra__card p {
  color: var(--prystrast-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Advantages */
.prystrast-advantages__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.prystrast-advantage {
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 20px;
  padding: 2.5rem;
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--prystrast-shadow-depth-2);
  transform-style: preserve-3d;
  overflow: hidden;
}

.prystrast-advantage::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--prystrast-gradient);
  transform: scaleX(0);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prystrast-advantage:hover {
  transform: translateY(-10px) rotateX(2deg);
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-3);
}

.prystrast-advantage:hover::before {
  transform: scaleX(1);
}

.prystrast-advantage__number {
  font-size: clamp(3rem, 5vw, 4rem);
  font-weight: 900;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 1rem;
  filter: drop-shadow(0 2px 8px rgba(6, 182, 212, 0.3));
}

.prystrast-advantage h3 {
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--prystrast-text);
}

.prystrast-advantage p {
  color: var(--prystrast-muted);
  line-height: 1.7;
}

/* About section */
.prystrast-about__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  gap: 2rem;
}

.prystrast-card-g {
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--prystrast-shadow-depth-2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.prystrast-card-g:hover {
  transform: translateY(-8px) rotateX(1deg);
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-3);
}

.prystrast-card-g h3 {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--prystrast-text);
}

.prystrast-card-g p {
  color: var(--prystrast-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.prystrast-facts {
  display: grid;
  gap: 1rem;
  margin: 0;
}

.prystrast-facts dt {
  color: var(--prystrast-muted);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.prystrast-facts dd {
  margin: 0;
  color: var(--prystrast-text);
  font-size: 1rem;
}

.prystrast-contacts {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
}

.prystrast-contacts span {
  color: var(--prystrast-muted);
  margin-right: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.prystrast-contacts a {
  color: var(--prystrast-primary-light);
  text-decoration: none;
  border-bottom: 1px dotted rgba(6, 182, 212, 0.5);
  transition: all 0.3s ease;
}

.prystrast-contacts a:hover {
  border-bottom-style: solid;
  color: var(--prystrast-primary);
  text-shadow: var(--prystrast-glow-cyan);
}

.prystrast-bullets {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: 0.8rem;
}

.prystrast-bullets li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--prystrast-muted);
}

.prystrast-bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--prystrast-gradient);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.6);
}

.prystrast-about__highlights {
  display: grid;
  grid-auto-flow: column;
  gap: 1.5rem;
  margin-top: 3rem;
}

.prystrast-hl {
  display: grid;
  justify-items: center;
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--prystrast-shadow-depth-2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.prystrast-hl:hover {
  transform: translateY(-6px) scale(1.05);
  border-color: var(--prystrast-primary);
  box-shadow: var(--prystrast-shadow-depth-3);
}

.prystrast-hl strong {
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 800;
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
  filter: drop-shadow(0 2px 8px rgba(6, 182, 212, 0.4));
}

.prystrast-hl span {
  color: var(--prystrast-muted);
  font-size: 0.95rem;
  text-align: center;
}

/* Contact section */
.prystrast-section--contact {
  position: relative;
}

.prystrast-contact__wrap {
  position: relative;
  border-radius: 24px;
  padding: 2px;
  background: var(--prystrast-gradient);
  box-shadow: var(--prystrast-shadow-depth-3), var(--prystrast-glow-gradient);
}

.prystrast-contact__bg {
  position: absolute;
  inset: 0;
  border-radius: 22px;
  background: radial-gradient(800px 400px at 15% 0%, rgba(6, 182, 212, 0.15), transparent 60%),
              radial-gradient(700px 400px at 90% 100%, rgba(139, 92, 246, 0.12), transparent 60%),
              var(--prystrast-bg);
}

.prystrast-contact {
  position: relative;
  border-radius: 20px;
  padding: 3rem;
  background: var(--prystrast-glass-bg);
  backdrop-filter: var(--prystrast-glass-blur);
  -webkit-backdrop-filter: var(--prystrast-glass-blur);
  border: 1px solid var(--prystrast-glass-border);
  display: grid;
  gap: 2rem;
}

.prystrast-contact__info h3 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--prystrast-text);
}

.prystrast-contact__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.5rem;
}

.prystrast-contact__list li {
  display: grid;
  gap: 0.5rem;
}

.prystrast-contact__list strong {
  background: var(--prystrast-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 600;
}

.prystrast-contact__list a {
  color: var(--prystrast-text);
  text-decoration: none;
  transition: all 0.3s ease;
  border-bottom: 1px dotted rgba(212, 175, 55, 0.5);
}

.prystrast-contact__list a:hover {
  color: var(--prystrast-primary-light);
  border-bottom-style: solid;
  text-shadow: var(--prystrast-glow-cyan);
}

.prystrast-contact__list span {
  color: var(--prystrast-muted);
  line-height: 1.6;
}

.prystrast-contact__actions {
  display: flex; 
  gap: 1rem;
  flex-wrap: wrap; 
}

/* Buttons with 3D effect */
.prystrast-btn {
  appearance: none;
  border: 1px solid var(--prystrast-border);
  background: transparent;
  color: var(--prystrast-text);
  padding: 0.8rem 1.8rem;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 600;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--prystrast-shadow-depth-1);
  transform-style: preserve-3d;
}

.prystrast-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--prystrast-highlight);
  transition: left 0.5s ease;
}

.prystrast-btn:hover {
  transform: translateY(-4px) rotateX(5deg);
  border-color: var(--prystrast-primary);
  color: var(--prystrast-primary-light);
  box-shadow: var(--prystrast-shadow-depth-2), var(--prystrast-glow-cyan);
}

.prystrast-btn:hover::before {
  left: 100%;
}

.prystrast-btn--primary {
  background: var(--prystrast-gradient);
  color: var(--prystrast-bg);
  border: none;
  box-shadow: var(--prystrast-shadow-depth-2), var(--prystrast-glow-gradient);
}

.prystrast-btn--primary:hover {
  transform: translateY(-6px) scale(1.05);
  box-shadow: var(--prystrast-shadow-depth-3), var(--prystrast-glow-gradient);
  filter: brightness(1.1);
}

.prystrast-anim-pulse {
  position: relative;
  isolation: isolate;
}

.prystrast-anim-pulse::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: inherit;
  background: var(--prystrast-gradient);
  filter: blur(12px);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.4s ease;
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0; }
  50% { opacity: 0.4; }
}

.prystrast-anim-pulse:hover::after {
  opacity: 0.6;
  animation: none;
}

/* Footer */
.prystrast-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 2rem;
  border-top: 1px solid var(--prystrast-border);
  padding-block: 3rem;
  margin-top: 4rem;
}

.prystrast-footer__nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.prystrast-footer__nav a {
  color: var(--prystrast-muted);
  text-decoration: none;
  transition: all 0.3s ease;
}

.prystrast-footer__nav a:hover {
  color: var(--prystrast-primary-light);
  transform: translateY(-2px);
  text-shadow: 0 0 8px rgba(6, 182, 212, 0.5);
}

.prystrast-footer__meta {
  color: var(--prystrast-muted);
  font-size: 0.9rem;
}

/* Staggered reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(20px);
}

[data-anim="stagger"].in .reveal {
  animation: rise-reveal 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
  animation-delay: var(--d, 0ms);
}

@keyframes rise-reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .prystrast-hero__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .prystrast-hero__canvas-wrapper {
    height: 400px;
    min-height: 300px;
    margin-bottom: 2rem;
  }
  
  .prystrast-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .prystrast-solutions__grid {
    grid-template-columns: 1fr;
  }
  
  .prystrast-infra__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .prystrast-advantages__grid {
    grid-template-columns: 1fr;
  }
  
  .prystrast-premium__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .prystrast-about__grid {
    grid-template-columns: 1fr;
  }
  
  .prystrast-about__highlights {
    grid-auto-flow: row;
  }
}

@media (max-width: 768px) {
  .prystrast-shell {
    width: min(100% - 2rem, 100%);
    padding-block: 1rem;
  }
  
  .prystrast-hero {
    min-height: auto;
    padding-block: 4rem 3rem;
  }
  
  .prystrast-hero__canvas-wrapper {
    height: 300px;
    min-height: 250px;
    margin-bottom: 2rem;
  }
  
  .prystrast-hero__content {
    padding-left: 1rem;
  }
  
  .prystrast-nav__toggle {
    display: inline-flex;
  }
  
  .prystrast-nav__list {
    position: fixed;
    inset: 80px 1.5rem auto 1.5rem;
    background: var(--prystrast-glass-bg);
    backdrop-filter: var(--prystrast-glass-blur);
    -webkit-backdrop-filter: var(--prystrast-glass-blur);
    border: 1px solid var(--prystrast-glass-border);
    border-radius: 16px;
    padding: 1rem;
    gap: 0.8rem;
    display: grid;
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: var(--prystrast-shadow-depth-3);
  }
  
  .prystrast-nav__list[data-open="1"] {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .prystrast-cols-3,
  .prystrast-infra__grid,
  .prystrast-premium__grid {
    grid-template-columns: 1fr;
  }
  
  .prystrast-footer {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
  }
  
  .prystrast-footer__nav {
    justify-content: center;
  }
  
  .prystrast-hero {
    padding-block: 4rem 3rem;
  }
  
  .prystrast-section {
    padding-block: 3rem;
  }
  
  .prystrast-contact {
    padding: 2rem;
  }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .prystrast-txt-gradient,
  .prystrast-orb,
  .prystrast-mesh,
  .prystrast-rings span,
  .prystrast-anim-pulse::after {
    animation: none !important;
  }
}