:root {
  --bg: #000000;
  --text-main: #f0f0f0;
  --text-muted: #888888;
  --accent: #ffffff;
  --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
}

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

body {
  background-color: var(--bg);
  color: var(--text-main);
  font-family: var(--font-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: flex-start;
  align-items: center;
}

::selection {
  background: var(--text-main);
  color: var(--bg);
}

.container {
  width: 100%;
  max-width: 800px;
  padding: 10rem 2rem 6rem 2rem;
  margin: auto;
  position: relative;
  z-index: 10;
}

/* Typography */
h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  line-height: 1.2;
}

p.statement {
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.highlight {
  color: var(--text-main);
  font-weight: 400;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.85em;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 1rem;
}

/* Layout Elements */
.divider {
  width: 1px;
  height: 60px;
  background-color: #333;
  margin: 4rem 0;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 3rem 0;
  width: 100%;
}

.feature-card {
  border: 1px solid #222;
  background: rgba(255, 255, 255, 0.02);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  transition: all 0.4s ease;
}

.feature-card:hover {
  border-color: #555;
  background: rgba(255, 255, 255, 0.04);
}

.feature-card .mono {
  font-size: 0.7rem;
  margin-bottom: 1.5rem;
  color: #555;
}

.feature-card h4 {
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--text-main);
}

@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* Links / CTAs */
.cta-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 4rem;
}

a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.5rem;
  color: #000000;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: bold;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid #FFD700;
  background: #FFD700;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

a.btn::after {
  content: '→';
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

a.btn:hover {
  border-color: #E6C200;
  background: #E6C200;
  color: #000000;
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

a.btn:hover::after {
  transform: translateX(5px);
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Staggering */
.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }
.delay-4 { transition-delay: 0.8s; }
.delay-5 { transition-delay: 1.0s; }

/* Custom Cursor / Subtle effect */
.cursor-blink {
  animation: blink 1s step-end infinite;
}

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

/* Background Animation */
.bg-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  overflow: hidden;
  background: var(--bg);
  pointer-events: none;
}

.bg-animation .grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 200vw;
  height: 100vh;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  animation: pan-grid 20s linear infinite;
}

@keyframes pan-grid {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50px); }
}

.chart-container {
  position: absolute;
  top: 50%;
  left: 0;
  width: 200vw;
  height: 400px;
  transform: translateY(-50%);
  display: flex;
  animation: pan-chart 40s linear infinite;
}

.chart-fast {
  animation: pan-chart 25s linear infinite;
  height: 500px;
}

.chart-line {
  flex: 0 0 100vw;
  height: 100%;
}

@keyframes pan-chart {
  0% { transform: translate(0, -50%); }
  100% { transform: translate(-100vw, -50%); }
}

.vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 0%, var(--bg) 85%);
}