/* NVIDIA Brand Colors */
:root {
  --nvidia-green: #76B900;
  --nvidia-black: #000000;
  --nvidia-dark-gray: #333333;
  --nvidia-light-gray: #CCCCCC;
  --nvidia-white: #FFFFFF;
  --nvidia-green-transparent: rgba(118, 185, 0, 0.1);
  --nvidia-green-gradient: linear-gradient(135deg, rgba(118, 185, 0, 0.9) 0%, rgba(118, 185, 0, 0.7) 100%);
  --nvidia-dark-gradient: linear-gradient(135deg, rgba(0, 0, 0, 0.9) 0%, rgba(51, 51, 51, 0.9) 100%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  color: var(--nvidia-black);
  background-color: var(--nvidia-white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 5rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 2.5rem;
  margin-bottom: 0.8rem;
}

h4 {
  font-size: 1.8rem;
  margin-bottom: 0.6rem;
}

p {
  margin-bottom: 1rem;
}

.highlight {
  color: var(--nvidia-green);
}

.mega-number {
  font-size: 8rem;
  font-weight: 800;
  line-height: 1;
  color: var(--nvidia-green);
}

.en-text {
  font-size: 0.9rem;
  color: var(--nvidia-dark-gray);
  font-weight: 400;
}

/* Container */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header */
header {
  padding: 2rem 0;
  background-color: var(--nvidia-black);
  color: var(--nvidia-white);
}

.logo-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  height: 60px;
}

/* Bento Grid Layout */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: minmax(100px, auto);
  gap: 1.5rem;
  margin: 2rem 0;
}

.bento-item {
  background-color: var(--nvidia-white);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.bento-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Bento Grid Item Sizes */
.bento-item.large {
  grid-column: span 8;
  grid-row: span 2;
}

.bento-item.medium {
  grid-column: span 4;
  grid-row: span 2;
}

.bento-item.small {
  grid-column: span 4;
  grid-row: span 1;
}

.bento-item.wide {
  grid-column: span 12;
  grid-row: span 1;
}

/* Highlight Sections */
.highlight-section {
  background-color: var(--nvidia-green-transparent);
  border-left: 5px solid var(--nvidia-green);
  padding: 2rem;
  margin: 2rem 0;
}

/* Data Visualization */
.chart-container {
  width: 100%;
  height: 300px;
  margin: 2rem 0;
}

/* Accent Elements */
.accent-line {
  width: 100px;
  height: 5px;
  background-color: var(--nvidia-green);
  margin: 1rem 0;
}

/* Hero Section */
.hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--nvidia-dark-gradient);
  color: var(--nvidia-white);
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0.2;
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

/* Cards */
.card {
  background-color: var(--nvidia-white);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  margin-bottom: 2rem;
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive */
@media (max-width: 1200px) {
  .bento-item.large {
    grid-column: span 6;
  }
  
  .bento-item.medium {
    grid-column: span 6;
  }
  
  .bento-item.small {
    grid-column: span 6;
  }
}

@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  
  .bento-item.large,
  .bento-item.medium,
  .bento-item.small,
  .bento-item.wide {
    grid-column: span 1;
  }
  
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.5rem;
  }
  
  h3 {
    font-size: 2rem;
  }
  
  .mega-number {
    font-size: 5rem;
  }
}

/* Animation Keyframes */
@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
  100% {
    transform: translateY(0px);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* Custom Styling for Charts */
.chart-wrapper {
  position: relative;
  height: 100%;
  width: 100%;
}

.chart-label {
  position: absolute;
  font-size: 1.2rem;
  font-weight: 700;
}

/* Footer */
footer {
  background-color: var(--nvidia-black);
  color: var(--nvidia-white);
  padding: 3rem 0;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 2rem 0;
}

.footer-link {
  color: var(--nvidia-white);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--nvidia-green);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.mb-1 {
  margin-bottom: 1rem;
}

.mb-2 {
  margin-bottom: 2rem;
}

.mb-3 {
  margin-bottom: 3rem;
}

.mt-1 {
  margin-top: 1rem;
}

.mt-2 {
  margin-top: 2rem;
}

.mt-3 {
  margin-top: 3rem;
}

.p-1 {
  padding: 1rem;
}

.p-2 {
  padding: 2rem;
}

.p-3 {
  padding: 3rem;
}

.bg-green {
  background-color: var(--nvidia-green);
  color: var(--nvidia-white);
}

.bg-black {
  background-color: var(--nvidia-black);
  color: var(--nvidia-white);
}

.bg-light {
  background-color: var(--nvidia-green-transparent);
}

/* Scroll Animations */
.scroll-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-animate.visible {
  opacity: 1;
  transform: translateY(0);
}