@import url("https://fonts.googleapis.com/css2?family=Inter:wght@100;200;300;400;500;600;700;800;900&display=swap");

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

:root {
  /* Base Colors */
  --white: #ffffff;
  --black: #000000;
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;
  --gray-950: #0a0a0a;
  
  /* ========================================
     WORLD-CLASS RESPONSIVE SYSTEM V3.0
     Advanced Fluid Design with Perfect Scaling
     ======================================== */
  
  /* Core Layout Variables */
  --container-padding: clamp(16px, 4vw + 8px, 120px);
  --container-max-width: min(1800px, 100vw - var(--container-padding) * 2);
  --section-spacing: clamp(60px, 12vw + 20px, 240px);
  --grid-gap: clamp(24px, 5vw + 8px, 120px);
  
  /* Revolutionary Card System */
  --card-padding: clamp(24px, 4vw + 12px, 100px);
  --card-border-radius: clamp(16px, 3vw + 8px, 60px);
  --card-min-height: clamp(300px, 50vh, 600px);
  --card-max-width: clamp(280px, 90vw, 800px);
  
  /* Fluid Typography Scale */
  --text-xs: clamp(10px, 0.75rem + 0.25vw, 12px);
  --text-sm: clamp(12px, 0.875rem + 0.25vw, 14px);
  --text-base: clamp(14px, 1rem + 0.25vw, 18px);
  --text-lg: clamp(16px, 1.125rem + 0.5vw, 22px);
  --text-xl: clamp(20px, 1.25rem + 0.75vw, 28px);
  --text-2xl: clamp(24px, 1.5rem + 1vw, 40px);
  --text-3xl: clamp(32px, 2rem + 1.5vw, 56px);
  --text-4xl: clamp(40px, 2.5rem + 2vw, 72px);
  --text-5xl: clamp(48px, 3rem + 3vw, 96px);
  --text-hero: clamp(56px, 4rem + 4vw, 128px);
  
  /* Advanced Spacing System */
  --space-xs: clamp(4px, 0.25rem + 0.25vw, 8px);
  --space-sm: clamp(8px, 0.5rem + 0.5vw, 16px);
  --space-md: clamp(16px, 1rem + 1vw, 32px);
  --space-lg: clamp(24px, 1.5rem + 1.5vw, 48px);
  --space-xl: clamp(32px, 2rem + 2vw, 64px);
  --space-2xl: clamp(48px, 3rem + 3vw, 96px);
  --space-3xl: clamp(64px, 4rem + 4vw, 128px);
  
  /* Ultra-Premium 3D Element System */
  --hero-orbit-container: clamp(280px, 60vw + 40px, 1000px);
  --orbit-size-1: clamp(200px, 30vw + 60px, 600px);
  --orbit-size-2: clamp(280px, 40vw + 80px, 800px);
  --orbit-size-3: clamp(360px, 50vw + 100px, 1000px);
  --sphere-size: clamp(120px, 20vw + 40px, 500px);
  --orbit-dot-size: clamp(3px, 0.5vw + 1px, 12px);
  --orbit-thickness: clamp(1px, 0.15vw, 3px);
  
  /* Product Card Premium Variables */
  --product-grid-columns: repeat(auto-fit, minmax(min(400px, 100%), 1fr));
  --product-number-size: clamp(80px, 12vw + 20px, 220px);
  --product-title-size: clamp(28px, 4vw + 12px, 72px);
  --product-description-size: clamp(14px, 1rem + 0.5vw, 20px);
  --stat-number-size: clamp(20px, 3vw + 8px, 56px);
  --stat-label-size: clamp(10px, 0.75rem + 0.25vw, 14px);
  --product-orbit-size: clamp(200px, 25vw + 50px, 400px);
  
  /* Navigation System */
  --nav-height: clamp(60px, 8vh, 120px);
  --nav-gap: clamp(16px, 3vw + 8px, 48px);
  --logo-size: clamp(32px, 4vw + 8px, 56px);
  --nav-text-size: clamp(12px, 1rem + 0.25vw, 16px);
  
  /* Layout Breakpoints as Variables */
  --bp-xs: 320px;
  --bp-sm: 480px;
  --bp-md: 768px;
  --bp-lg: 1024px;
  --bp-xl: 1280px;
  --bp-2xl: 1440px;
  --bp-3xl: 1920px;
}

html {
  scroll-behavior: smooth;
  cursor: none;
}

body {
  font-family: "Inter", -apple-system, system-ui, sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: none;
  min-width: 320px;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Optimized Custom Cursor */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--white);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10001;
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
}

.cursor-ring {
  position: fixed;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: all 0.15s cubic-bezier(0.23, 1, 0.32, 1);
}

.cursor-ring.hover {
  width: 50px;
  height: 50px;
  border-width: 2px;
}

/* Premium Loader from V2 */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--black);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100000;
  transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
  transform: scale(1.1);
}

.sphere-container {
  position: relative;
  width: 300px;
  height: 300px;
  transform-style: preserve-3d;
  animation: rotateSphere 4s linear infinite;
}

@keyframes rotateSphere {
  0% {
    transform: rotateX(0) rotateY(0) rotateZ(0);
  }
  100% {
    transform: rotateX(360deg) rotateY(360deg) rotateZ(360deg);
  }
}

.sphere {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(
    ellipse at top left,
    var(--white) 0%,
    var(--gray-300) 30%,
    var(--gray-600) 60%,
    var(--black) 100%
  );
  box-shadow: inset -20px -20px 40px rgba(0, 0, 0, 0.5),
    inset 20px 20px 40px rgba(255, 255, 255, 0.3),
    0 0 100px rgba(255, 255, 255, 0.2);
}

.sphere-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: rotateX(60deg);
}

.sphere-ring:nth-child(2) {
  transform: rotateX(120deg);
}

.sphere-ring:nth-child(3) {
  transform: rotateY(60deg);
}

.loader-text {
  position: absolute;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
}

.counter {
  font-size: 72px;
  font-weight: 100;
  letter-spacing: -2px;
  background: linear-gradient(180deg, var(--white) 0%, var(--gray-400) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.counter::after {
  content: "%";
  font-size: 36px;
  margin-left: 5px;
}

.loader-brand {
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--gray-500);
  text-transform: uppercase;
  margin-top: 20px;
}

/* Optimized Canvas Background */
#particles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.6;
}

/* ========================================
   REVOLUTIONARY HEADER SYSTEM V3.0
   World-Class Responsive Navigation
   ======================================== */

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg) var(--container-padding);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  backdrop-filter: blur(clamp(15px, 2vw + 10px, 30px)) saturate(180%);
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0.7) 50%,
    rgba(0, 0, 0, 0) 100%
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  min-height: var(--nav-height);
  width: 100%;
  max-width: 100vw;
}

header.scrolled {
  padding: calc(var(--space-lg) * 0.6) var(--container-padding);
  background: rgba(0, 0, 0, 0.98);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(clamp(20px, 3vw + 15px, 40px)) saturate(200%);
  box-shadow: 0 1px 30px rgba(0, 0, 0, 0.3);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: none;
  position: relative;
  flex-shrink: 0;
  z-index: 1001;
}

.logo-mark {
  width: var(--logo-size);
  height: var(--logo-size);
  position: relative;
  transform-style: preserve-3d;
  animation: logoFloat 8s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.logo-mark:hover {
  transform: scale(1.05);
}

@keyframes logoFloat {
  0%, 100% {
    transform: translateY(0) rotateY(0deg);
  }
  25% {
    transform: translateY(clamp(-2px, -0.5vw, -4px)) rotateY(5deg);
  }
  50% {
    transform: translateY(clamp(-3px, -0.75vw, -6px)) rotateY(0deg);
  }
  75% {
    transform: translateY(clamp(-2px, -0.5vw, -4px)) rotateY(-5deg);
  }
}

.logo-svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.1));
}

.logo-text {
  font-size: var(--nav-text-size);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  background: linear-gradient(135deg, var(--white) 0%, var(--gray-300) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Ultra-Responsive Navigation */
header nav {
  display: flex;
  gap: var(--nav-gap);
  align-items: center;
  flex-wrap: wrap;
}

header nav a {
  color: var(--gray-400);
  text-decoration: none;
  font-size: var(--nav-text-size);
  font-weight: 400;
  letter-spacing: 0.05em;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  padding: var(--space-xs) var(--space-sm);
  cursor: none;
  white-space: nowrap;
  border-radius: clamp(6px, 1vw, 12px);
  background: transparent;
  backdrop-filter: blur(0px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
}

header nav a::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.02) 100%
  );
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: -1;
}

header nav a::after {
  content: "";
  position: absolute;
  bottom: calc(var(--space-xs) / 2);
  left: var(--space-sm);
  right: var(--space-sm);
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--white) 50%,
    transparent 100%
  );
  transform: scaleX(0);
  transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

header nav a:hover {
  color: var(--white);
  transform: translateY(-1px);
  backdrop-filter: blur(10px);
}

header nav a:hover::before {
  opacity: 1;
}

header nav a:hover::after {
  transform: scaleX(1);
}

/* ========================================
   REVOLUTIONARY HERO SECTION & 3D SYSTEM V3.0
   Ultra-Premium Responsive 3D Elements
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  padding: var(--section-spacing) var(--container-padding);
  background: radial-gradient(
    ellipse at center,
    rgba(255, 255, 255, 0.04) 0%,
    rgba(255, 255, 255, 0.01) 30%,
    transparent 70%
  );
  overflow: hidden;
}

/* Revolutionary 3D Element Container */
.hero-3d-element {
  position: absolute;
  width: var(--hero-orbit-container);
  height: var(--hero-orbit-container);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  perspective: 1000px;
  transform-style: preserve-3d;
}

/* Ultra-Premium Sphere Design */
.main-sphere {
  position: absolute;
  width: var(--sphere-size);
  height: var(--sphere-size);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(
    ellipse at 25% 25%,
    rgba(255, 255, 255, 0.25) 0%,
    rgba(255, 255, 255, 0.1) 30%,
    rgba(255, 255, 255, 0.05) 60%,
    transparent 80%
  );
  border-radius: 50%;
  box-shadow: 
    inset calc(-1 * var(--sphere-size) * 0.15) calc(-1 * var(--sphere-size) * 0.15) calc(var(--sphere-size) * 0.3) rgba(0, 0, 0, 0.4),
    inset calc(var(--sphere-size) * 0.1) calc(var(--sphere-size) * 0.1) calc(var(--sphere-size) * 0.25) rgba(255, 255, 255, 0.15),
    0 0 calc(var(--sphere-size) * 0.8) rgba(255, 255, 255, 0.08),
    0 calc(var(--sphere-size) * 0.2) calc(var(--sphere-size) * 0.6) rgba(0, 0, 0, 0.3);
  animation: floatSphere 12s ease-in-out infinite;
  filter: blur(0.5px);
}

@keyframes floatSphere {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1) rotateX(0deg);
  }
  25% {
    transform: translate(-52%, -48%) scale(1.02) rotateX(2deg);
  }
  50% {
    transform: translate(-50%, -55%) scale(1.08) rotateX(0deg);
  }
  75% {
    transform: translate(-48%, -52%) scale(1.04) rotateX(-2deg);
  }
}

/* Advanced Perfect Orbit Ring System */
.orbit-ring {
  position: absolute;
  border: var(--orbit-thickness) dashed rgba(255, 255, 255, clamp(0.06, 0.12, 0.2));
  border-radius: 50%;
  animation: rotate 40s linear infinite;
  filter: drop-shadow(0 0 clamp(2px, 1vw, 6px) rgba(255, 255, 255, 0.1));
}

.orbit-ring:nth-child(1) {
  width: var(--orbit-size-1);
  height: var(--orbit-size-1);
  top: calc(50% - var(--orbit-size-1) / 2);
  left: calc(50% - var(--orbit-size-1) / 2);
  animation-duration: 35s;
}

.orbit-ring:nth-child(2) {
  width: var(--orbit-size-2);
  height: var(--orbit-size-2);
  top: calc(50% - var(--orbit-size-2) / 2);
  left: calc(50% - var(--orbit-size-2) / 2);
  animation-duration: 50s;
  animation-direction: reverse;
  border-style: dotted;
  opacity: 0.7;
}

.orbit-ring:nth-child(3) {
  width: var(--orbit-size-3);
  height: var(--orbit-size-3);
  top: calc(50% - var(--orbit-size-3) / 2);
  left: calc(50% - var(--orbit-size-3) / 2);
  animation-duration: 65s;
  border-style: solid;
  border-width: calc(var(--orbit-thickness) * 0.5);
  opacity: 0.4;
}

/* Dynamic Orbit Dots with Precise Positioning */
.orbit-dot {
  position: absolute;
  width: var(--orbit-dot-size);
  height: var(--orbit-dot-size);
  background: radial-gradient(
    circle,
    var(--white) 0%,
    rgba(255, 255, 255, 0.8) 50%,
    transparent 100%
  );
  border-radius: 50%;
  box-shadow: 
    0 0 calc(var(--orbit-dot-size) * 3) rgba(255, 255, 255, 0.6),
    0 0 calc(var(--orbit-dot-size) * 6) rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  animation: pulseDot 3s ease-in-out infinite;
}

@keyframes pulseDot {
  0%, 100% {
    opacity: 0.8;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.3);
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ========================================
   HERO CONTENT - FLUID RESPONSIVE TYPOGRAPHY
   ======================================== */

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: min(var(--container-max-width), 90vw);
  width: 100%;
  padding: 0 var(--space-md);
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 100;
  letter-spacing: -0.03em;
  line-height: 0.85;
  margin-bottom: var(--space-xl);
  position: relative;
  background: linear-gradient(
    135deg,
    var(--white) 0%,
    var(--gray-200) 50%,
    var(--gray-400) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
}

.title-word {
  display: inline-block;
  position: relative;
  animation: titleReveal 1.2s cubic-bezier(0.23, 1, 0.32, 1) forwards;
  animation-delay: var(--delay);
  opacity: 0;
  transform: translateY(var(--space-2xl)) scale(0.9);
}

@keyframes titleReveal {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.hero-subtitle {
  font-size: var(--text-3xl);
  font-weight: 200;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: var(--space-lg);
  animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1) 0.6s forwards;
  opacity: 0;
  text-transform: uppercase;
}

.hero-description {
  font-size: var(--text-lg);
  line-height: 1.8;
  color: var(--gray-500);
  max-width: clamp(300px, 85vw, 800px);
  margin: 0 auto var(--space-2xl);
  animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1) 0.9s forwards;
  opacity: 0;
  transform: translateY(var(--space-lg));
  padding: 0 var(--space-sm);
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   REVOLUTIONARY PRODUCTS SECTION V3.0
   Ultra-Premium Card System with Perfect Responsive Design
   ======================================== */

.products {
  padding: var(--section-spacing) var(--container-padding);
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(255, 255, 255, 0.01) 50%,
    transparent 100%
  );
}

.products::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background: radial-gradient(
    ellipse at center,
    rgba(255, 255, 255, 0.03) 0%,
    rgba(255, 255, 255, 0.01) 40%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
}

.section-title {
  font-size: var(--text-5xl);
  font-weight: 100;
  text-align: center;
  margin-bottom: var(--space-3xl);
  position: relative;
  letter-spacing: -0.02em;
  background: linear-gradient(
    135deg,
    var(--white) 0%,
    var(--gray-300) 70%,
    var(--gray-500) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  z-index: 1;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: calc(-1 * var(--space-lg));
  left: 50%;
  transform: translateX(-50%);
  width: clamp(60px, 20vw, 140px);
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--white) 30%,
    var(--gray-400) 70%,
    transparent 100%
  );
  border-radius: 1px;
}

/* Revolutionary Grid System */
.products-showcase {
  position: relative;
  max-width: var(--container-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: var(--product-grid-columns);
  gap: var(--grid-gap);
  perspective: 2000px;
  z-index: 1;
}

/* Ultra-Premium Product Cards */
.product-frame {
  position: relative;
  transform-style: preserve-3d;
  transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
  max-width: var(--card-max-width);
  width: 100%;
  margin: 0 auto;
}

.product-frame:hover {
  transform: perspective(1000px) rotateY(clamp(-2deg, -1vw, 8deg)) translateZ(clamp(20px, 3vw, 60px));
}

.product-glass {
  position: relative;
  padding: var(--card-padding);
  min-height: var(--card-min-height);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.04) 0%,
    rgba(255, 255, 255, 0.02) 50%,
    rgba(255, 255, 255, 0.01) 100%
  );
  backdrop-filter: blur(clamp(20px, 3vw + 10px, 50px)) saturate(180%);
  -webkit-backdrop-filter: blur(clamp(20px, 3vw + 10px, 50px)) saturate(180%);
  border: 1px solid rgba(255, 255, 255, clamp(0.08, 0.15, 0.25));
  border-radius: var(--card-border-radius);
  overflow: hidden;
  transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  transform-style: preserve-3d;
  box-shadow: 
    0 clamp(8px, 2vw, 20px) clamp(25px, 6vw, 60px) rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(255, 255, 255, 0.05);
}

.product-glass::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.8) 30%,
    rgba(255, 255, 255, 0.4) 70%,
    transparent 100%
  );
  animation: shimmer 5s ease-in-out infinite;
  z-index: 1;
}

@keyframes shimmer {
  0% {
    transform: translateX(-200%);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateX(200%);
    opacity: 0;
  }
}

.product-glass:hover {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0.04) 50%,
    rgba(255, 255, 255, 0.02) 100%
  );
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 
    0 clamp(15px, 4vw, 40px) clamp(50px, 10vw, 120px) rgba(255, 255, 255, 0.08),
    inset 0 0 clamp(30px, 6vw, 80px) rgba(255, 255, 255, 0.03),
    inset 0 2px 0 rgba(255, 255, 255, 0.2),
    inset 0 -2px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(clamp(-2px, -0.5vw, -8px));
}

/* Dynamic Product Number */
.product-number {
  position: absolute;
  top: var(--space-lg);
  left: var(--space-lg);
  font-size: var(--product-number-size);
  font-weight: 100;
  color: rgba(255, 255, 255, clamp(0.02, 0.06, 0.12));
  letter-spacing: -0.05em;
  z-index: 0;
  line-height: 0.8;
  pointer-events: none;
  text-shadow: 0 0 clamp(10px, 2vw, 30px) rgba(255, 255, 255, 0.05);
}

.product-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  height: 100%;
}

.product-name {
  font-size: var(--product-title-size);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.1;
  background: linear-gradient(
    135deg,
    var(--white) 0%,
    var(--gray-200) 60%,
    var(--gray-400) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 clamp(5px, 1vw, 15px) rgba(255, 255, 255, 0.1);
  margin: 0;
}

.product-description {
  font-size: var(--product-description-size);
  line-height: 1.7;
  color: var(--gray-400);
  flex: 1;
  max-width: none;
  margin: 0;
  opacity: 0.9;
}

/* Revolutionary Stats Grid */
.product-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(clamp(60px, 15vw, 120px), 1fr));
  gap: var(--space-md);
  margin-top: auto;
}

.stat-item {
  position: relative;
  text-align: center;
  padding: var(--space-sm);
  background: rgba(255, 255, 255, 0.02);
  border-radius: clamp(8px, 2vw, 16px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

.stat-number {
  font-size: var(--stat-number-size);
  font-weight: 200;
  margin-bottom: var(--space-xs);
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1;
  display: block;
}

.stat-label {
  font-size: var(--stat-label-size);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-500);
  opacity: 0.8;
  font-weight: 400;
}

/* Advanced Product Orbit System */
.product-orbit {
  position: absolute;
  top: 50%;
  right: calc(-1 * var(--product-orbit-size) * 0.3);
  transform: translateY(-50%);
  width: var(--product-orbit-size);
  height: var(--product-orbit-size);
  opacity: clamp(0.05, 0.15, 0.25);
  pointer-events: none;
  z-index: 1;
}

.product-orbit-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 1px solid var(--white);
  border-radius: 50%;
  animation: rotate 25s linear infinite;
}

.product-orbit-ring:nth-child(2) {
  transform: scale(0.75);
  animation-duration: 35s;
  animation-direction: reverse;
  border-style: dashed;
  opacity: 0.6;
}

.product-orbit-ring:nth-child(3) {
  transform: scale(0.5);
  animation-duration: 45s;
  border-style: dotted;
  opacity: 0.4;
}

/* Technology Section from V2 */
.technology {
  padding: 200px 80px;
  position: relative;
}

.tech-showcase {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  height: 600px;
}

.tech-carousel {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: rotateCarousel 20s linear infinite;
}

@keyframes rotateCarousel {
  0% {
    transform: rotateY(0);
  }
  100% {
    transform: rotateY(360deg);
  }
}

.tech-item {
  position: absolute;
  width: 350px;
  height: 450px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotateY(var(--rotate)) translateZ(400px);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.tech-visualization {
  width: 100%;
  height: 200px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.05) 0%,
    transparent 100%
  );
  border-radius: 10px;
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
}

.neural-web {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: repeating-linear-gradient(
      0deg,
      transparent,
      transparent 10px,
      rgba(255, 255, 255, 0.03) 10px,
      rgba(255, 255, 255, 0.03) 11px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 10px,
      rgba(255, 255, 255, 0.03) 10px,
      rgba(255, 255, 255, 0.03) 11px
    );
}

.tech-item h3 {
  font-size: 24px;
  font-weight: 300;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.tech-item p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-400);
}

/* Metrics Section */
.metrics {
  padding: 200px 80px;
  background: radial-gradient(
    ellipse at bottom,
    rgba(255, 255, 255, 0.03) 0%,
    transparent 70%
  );
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.metric-card {
  text-align: center;
  position: relative;
}

.metric-visual {
  width: 150px;
  height: 150px;
  margin: 0 auto 30px;
  position: relative;
}

.metric-circle {
  width: 100%;
  height: 100%;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  position: relative;
}

.metric-fill {
  position: absolute;
  top: -2px;
  left: -2px;
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  border: 2px solid var(--white);
  border-radius: 50%;
  border-top-color: transparent;
  border-right-color: transparent;
  transform: rotate(45deg);
  animation: fillRotate 2s ease-out forwards;
}

@keyframes fillRotate {
  from {
    transform: rotate(45deg);
  }
  to {
    transform: rotate(calc(45deg + var(--fill)));
  }
}

.metric-value {
  font-size: 48px;
  font-weight: 100;
  margin-bottom: 10px;
}

.metric-label {
  font-size: 14px;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.metric-growth {
  display: inline-block;
  margin-top: 10px;
  padding: 5px 15px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  font-size: 12px;
  color: var(--white);
}

/* Footer */
footer {
  padding: 100px 80px 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.5) 100%);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand h3 {
  font-size: 24px;
  font-weight: 300;
  margin-bottom: 20px;
}

.footer-brand p {
  color: var(--gray-500);
  line-height: 1.8;
  max-width: 300px;
}

.footer-column h4 {
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 25px;
  color: var(--gray-300);
}

.footer-column a {
  display: block;
  color: var(--gray-500);
  text-decoration: none;
  margin-bottom: 15px;
  transition: all 0.3s ease;
  position: relative;
  padding-left: 0;
  cursor: none;
}

.footer-column a:hover {
  color: var(--white);
  padding-left: 10px;
}

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--gray-600);
  font-size: 14px;
}

.social-links {
  display: flex;
  gap: 20px;
}

.social-link {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: none;
}

.social-link:hover {
  background: var(--white);
  color: var(--black);
  transform: translateY(-3px);
}

/* Animations */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

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

/* ========================================
   REVOLUTIONARY RESPONSIVE SYSTEM V3.0
   World-Class Mobile-First Design
   From 320px to 8K Resolution
   ======================================== */

/* ============================================
   MOBILE NAVIGATION SYSTEM
   Premium Hamburger Menu for Mobile Devices
   ============================================ */

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: none;
  position: relative;
  z-index: 1002;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  margin: 3px 0;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  border-radius: 1px;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.98);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-100%);
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mobile-nav a {
  color: var(--white);
  text-decoration: none;
  font-size: clamp(24px, 6vw, 32px);
  font-weight: 300;
  letter-spacing: 0.05em;
  margin: 20px 0;
  padding: 15px 30px;
  border-radius: 15px;
  transition: all 0.3s ease;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid transparent;
}

.mobile-nav a:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

@media (max-width: 767px) {
  .mobile-menu-toggle {
    display: flex;
  }
  
  header nav {
    display: none !important;
  }
}

/* ============================================
   MOBILE FIRST: 320px - 479px (Extra Small)
   ============================================ */
@media (max-width: 479px) {
  :root {
    /* Mobile-Optimized Variables */
    --container-padding: 16px;
    --section-spacing: 60px;
    --card-padding: 24px;
    --grid-gap: 24px;
    --nav-height: 60px;
    --logo-size: 32px;
    --hero-orbit-container: 280px;
    --orbit-size-1: 180px;
    --orbit-size-2: 240px;
    --orbit-size-3: 300px;
    --sphere-size: 120px;
    --product-number-size: 80px;
    --product-title-size: 28px;
    --stat-number-size: 20px;
  }

  /* Mobile Header Optimization */
  header {
    padding: 12px 16px;
    backdrop-filter: blur(15px);
    min-height: 60px;
  }

  header.scrolled {
    padding: 8px 16px;
  }

  .logo {
    gap: 8px;
  }

  .logo-text {
    font-size: 12px;
    letter-spacing: 0.05em;
  }

  /* Hide navigation on mobile */
  header nav {
    display: none !important;
  }

  /* Mobile Hero Optimization */
  .hero {
    padding: 80px 16px 60px;
    min-height: 90vh;
  }

  .hero-title {
    font-size: clamp(40px, 12vw, 56px);
    line-height: 1;
    margin-bottom: 20px;
  }

  .hero-subtitle {
    font-size: clamp(18px, 5vw, 24px);
    margin-bottom: 16px;
  }

  .hero-description {
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 40px;
    padding: 0 8px;
  }

  /* Mobile 3D Elements */
  .hero-3d-element {
    width: 280px;
    height: 280px;
  }

  .orbit-ring {
    border-width: 1px;
  }

  /* Mobile Products Section */
  .section-title {
    font-size: clamp(32px, 10vw, 40px);
    margin-bottom: 40px;
  }

  .products {
    padding: 60px 16px;
  }

  .products-showcase {
    grid-template-columns: 1fr !important;
    gap: 32px;
    max-width: 100%;
  }

  .product-frame {
    max-width: 100%;
  }

  .product-glass {
    padding: 24px;
    border-radius: 20px;
    min-height: 320px;
  }

  .product-number {
    font-size: 80px;
    top: 16px;
    left: 16px;
  }

  .product-name {
    font-size: 24px;
    margin-bottom: 16px;
  }

  .product-description {
    font-size: 14px;
    line-height: 1.6;
  }

  .product-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .stat-number {
    font-size: 18px;
  }

  .stat-label {
    font-size: 9px;
  }

  .product-orbit {
    display: none;
  }

  /* Mobile Technology & Metrics */
  .technology,
  .metrics {
    padding: 60px 16px;
  }

  .tech-showcase {
    height: 300px;
  }

  .tech-item {
    width: 280px;
    height: 320px;
    padding: 20px;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .metric-visual {
    width: 100px;
    height: 100px;
  }

  /* Mobile Footer */
  footer {
    padding: 40px 16px 24px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .social-links {
    justify-content: center;
  }

  .social-link {
    min-width: 44px;
    min-height: 44px;
  }
}

/* ============================================
   SMALL DEVICES: 480px - 767px
   ============================================ */
@media (min-width: 480px) and (max-width: 767px) {
  :root {
    --container-padding: 24px;
    --section-spacing: 80px;
    --card-padding: 32px;
    --grid-gap: 32px;
    --nav-height: 70px;
    --logo-size: 36px;
    --hero-orbit-container: 360px;
    --orbit-size-1: 220px;
    --orbit-size-2: 280px;
    --orbit-size-3: 340px;
    --sphere-size: 150px;
    --product-number-size: 100px;
    --product-title-size: 32px;
    --stat-number-size: 24px;
  }

  header {
    padding: 16px 24px;
  }

  header nav {
    display: none !important;
  }

  .hero {
    padding: 100px 24px 80px;
  }

  .hero-title {
    font-size: clamp(48px, 12vw, 64px);
  }

  .products {
    padding: 80px 24px;
  }

  .products-showcase {
    grid-template-columns: 1fr !important;
    gap: 40px;
  }

  .product-glass {
    padding: 32px;
    border-radius: 24px;
  }

  .product-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .technology,
  .metrics {
    padding: 80px 24px;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   MEDIUM DEVICES: 768px - 1023px (Tablets)
   ============================================ */
@media (min-width: 768px) and (max-width: 1023px) {
  :root {
    --container-padding: 40px;
    --section-spacing: 120px;
    --card-padding: 50px;
    --grid-gap: 50px;
    --nav-height: 68px;
    --logo-size: 40px;
    --hero-orbit-container: 500px;
    --orbit-size-1: 300px;
    --orbit-size-2: 400px;
    --orbit-size-3: 500px;
    --sphere-size: 200px;
    --product-number-size: 140px;
    --product-title-size: 42px;
    --stat-number-size: 32px;
  }

  header {
    padding: 16px 40px;
  }

  header nav {
    display: flex;
    gap: 20px;
  }

  header nav a {
    font-size: 13px;
    padding: 10px 14px;
  }

  .hero {
    padding: 120px 40px;
  }

  .hero-title {
    font-size: clamp(64px, 10vw, 80px);
  }

  .products {
    padding: 120px 40px;
  }

  .products-showcase {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .product-glass {
    padding: 50px;
    border-radius: 30px;
  }

  .product-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .technology,
  .metrics {
    padding: 120px 40px;
  }

  .metrics-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-content {
    grid-template-columns: 2fr repeat(2, 1fr);
  }
}

/* ============================================
   LARGE DEVICES: 1024px - 1279px (Small Desktop)
   ============================================ */
@media (min-width: 1024px) and (max-width: 1279px) {
  :root {
    --container-padding: 60px;
    --section-spacing: 160px;
    --card-padding: 70px;
    --grid-gap: 70px;
    --nav-height: 90px;
    --logo-size: 45px;
    --hero-orbit-container: 700px;
    --orbit-size-1: 400px;
    --orbit-size-2: 500px;
    --orbit-size-3: 600px;
    --sphere-size: 280px;
    --product-number-size: 160px;
    --product-title-size: 52px;
    --stat-number-size: 38px;
  }

  header {
    padding: 24px 60px;
  }

  header nav {
    gap: 30px;
  }

  .hero {
    padding: 140px 60px;
  }

  .products {
    padding: 160px 60px;
  }

  .products-showcase {
    grid-template-columns: 1fr;
    gap: 80px;
  }

  .product-glass {
    padding: 70px;
  }

  .technology,
  .metrics {
    padding: 160px 60px;
  }

  .footer-content {
    grid-template-columns: 2fr repeat(3, 1fr);
  }
}

/* ============================================
   EXTRA LARGE: 1280px - 1439px (Desktop)
   ============================================ */
@media (min-width: 1280px) and (max-width: 1439px) {
  :root {
    --container-padding: 80px;
    --section-spacing: 200px;
    --card-padding: 80px;
    --grid-gap: 90px;
    --hero-orbit-container: 800px;
    --orbit-size-1: 450px;
    --orbit-size-2: 550px;
    --orbit-size-3: 650px;
    --sphere-size: 320px;
    --product-number-size: 180px;
    --product-title-size: 58px;
  }

  .products-showcase {
    grid-template-columns: repeat(2, 1fr);
    gap: 90px;
  }

  .product-orbit {
    display: block;
  }
}

/* ============================================
   2XL SCREENS: 1440px - 1919px (Large Desktop)
   ============================================ */
@media (min-width: 1440px) and (max-width: 1919px) {
  :root {
    --container-padding: 100px;
    --section-spacing: 240px;
    --card-padding: 100px;
    --grid-gap: 120px;
    --hero-orbit-container: 900px;
    --orbit-size-1: 500px;
    --orbit-size-2: 600px;
    --orbit-size-3: 700px;
    --sphere-size: 400px;
    --product-number-size: 200px;
    --product-title-size: 64px;
  }

  header {
    padding: 30px 100px;
  }

  .hero {
    padding: 160px 100px;
  }

  .products {
    padding: 240px 100px;
  }

  .section-title {
    margin-bottom: 120px;
  }

  .technology,
  .metrics {
    padding: 240px 100px;
  }

  footer {
    padding: 120px 100px 60px;
  }
}

/* ============================================
   3XL+ SCREENS: 1920px+ (4K, 8K, Ultra-Wide)
   ============================================ */
@media (min-width: 1920px) {
  :root {
    --container-padding: 120px;
    --section-spacing: 280px;
    --card-padding: 120px;
    --grid-gap: 140px;
    --hero-orbit-container: 1000px;
    --orbit-size-1: 600px;
    --orbit-size-2: 750px;
    --orbit-size-3: 900px;
    --sphere-size: 500px;
    --product-number-size: 220px;
    --product-title-size: 72px;
  }

  .hero-content {
    max-width: 1200px;
  }

  .products-showcase,
  .tech-showcase,
  .metrics-grid {
    max-width: 1800px;
  }

  .footer-content {
    max-width: 1600px;
  }
}

/* ============================================
   ADVANCED ACCESSIBILITY & TOUCH OPTIMIZATION
   ============================================ */
@media (max-width: 1024px) {
  header nav a {
    min-height: 0;
    min-width: 0;
  }

  /* Enhanced Touch Targets */
  button,
  a,
  .stat-item,
  .social-link {
    min-height: 44px;
    min-width: 44px;
  }

  /* Improved Focus States */
  button:focus,
  a:focus {
    outline: 3px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
  }

  /* Reduce Motion for Accessibility */
  @media (prefers-reduced-motion: reduce) {
    * {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
  }

  /* Hover States for Touch Devices */
  @media (hover: hover) {
    .product-frame:hover {
      transform: perspective(1000px) scale(1.02);
    }
  }

  /* Disable Hover on Touch */
  @media (hover: none) {
    .product-frame:hover {
      transform: none;
    }
    
    .product-glass:hover {
      transform: none;
      background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.04) 0%,
        rgba(255, 255, 255, 0.02) 50%,
        rgba(255, 255, 255, 0.01) 100%
      );
    }
  }

  /* High Contrast Mode Support */
  @media (prefers-contrast: high) {
    :root {
      --white: #ffffff;
      --black: #000000;
      --gray-400: #888888;
    }
    
    .product-glass {
      border-color: rgba(255, 255, 255, 0.5);
    }
  }
}

/* ============================================
   DARK MODE OPTIMIZATION
   ============================================ */
@media (prefers-color-scheme: dark) {
  :root {
    --white: #ffffff;
    --black: #000000;
  }
  
  .product-glass {
    background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.06) 0%,
      rgba(255, 255, 255, 0.03) 50%,
      rgba(255, 255, 255, 0.01) 100%
    );
  }
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-800);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-600);
}