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

:root {
  --bg: #0a0a0c;
  --surface: #111114;
  --surface-2: #1a1a1f;
  --border: rgba(255, 255, 255, 0.06);
  --text: #e8e6e3;
  --text-muted: #706f6d;
  --accent: #7cfc00;
  --accent-dim: rgba(124, 252, 0, 0.15);
  --accent-glow: rgba(124, 252, 0, 0.3);
  --purple: #b44aff;
  --purple-dim: rgba(180, 74, 255, 0.15);
  --font: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ---- Canvas / Smoke ---- */
#smoke {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
}

/* ---- Film Grain ---- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 128px;
}

/* ---- Scene ---- */
.scene {
  position: relative;
  z-index: 2;
}

/* ---- Header ---- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(10, 10, 12, 0.7);
  border-bottom: 1px solid var(--border);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.accent {
  color: var(--accent);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.25s;
}

.header-cta:hover {
  color: var(--accent);
}

/* ---- Hero ---- */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 100vh;
  padding: 8rem 2rem 4rem;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
  animation: breathe 6s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { opacity: 0.4; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.7; transform: translateX(-50%) scale(1.1); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  position: relative;
}

.pulse {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { box-shadow: 0 0 0 6px transparent; }
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 1.5rem;
  max-width: 900px;
}

.hero-title .line {
  display: block;
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
  text-shadow: 0 0 40px var(--accent-dim);
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

/* ---- Buttons ---- */
.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 4rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  border-radius: 100px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #0a0a0c;
  box-shadow: 0 0 20px var(--accent-dim), inset 0 1px 0 rgba(255,255,255,0.2);
}

.btn-primary:hover {
  box-shadow: 0 0 40px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--surface-2);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* ---- Stats ---- */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem 2.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  backdrop-filter: blur(10px);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--mono);
  color: var(--text);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
}

/* ---- About Cards ---- */
.about {
  padding: 6rem 2rem 8rem;
  max-width: 1000px;
  margin: 0 auto;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.about-card {
  padding: 2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--accent-dim), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
}

.about-card:hover {
  border-color: rgba(124, 252, 0, 0.15);
  transform: translateY(-4px);
}

.about-card:hover::before {
  opacity: 1;
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  position: relative;
}

.about-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  position: relative;
}

.about-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  position: relative;
}

/* ---- CTA Section ---- */
.cta-section {
  text-align: center;
  padding: 6rem 2rem 8rem;
  position: relative;
}

.cta-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--purple-dim) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(60px);
  opacity: 0.5;
}

.cta-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  position: relative;
}

.cta-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  position: relative;
}

/* ---- Footer ---- */
.footer {
  padding: 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-logo {
  font-weight: 600;
  color: var(--text);
}

.footer-divider {
  opacity: 0.3;
}

/* ---- Animations ---- */
.hero-badge,
.hero-title .line,
.hero-sub,
.hero-actions,
.hero-stats {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.hero-badge       { animation-delay: 0.1s; }
.hero-title .line:nth-child(1) { animation-delay: 0.2s; }
.hero-title .line:nth-child(2) { animation-delay: 0.3s; }
.hero-title .line:nth-child(3) { animation-delay: 0.4s; }
.hero-sub         { animation-delay: 0.5s; }
.hero-actions     { animation-delay: 0.6s; }
.hero-stats       { animation-delay: 0.7s; }

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

/* Scroll-triggered fade for cards */
.about-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.23, 1, 0.32, 1),
              transform 0.6s cubic-bezier(0.23, 1, 0.32, 1),
              border-color 0.4s,
              box-shadow 0.4s;
}

.about-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.about-card:nth-child(2) { transition-delay: 0.1s; }
.about-card:nth-child(3) { transition-delay: 0.2s; }

.cta-section .cta-title,
.cta-section .cta-sub,
.cta-section .btn {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.23, 1, 0.32, 1),
              transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
}

.cta-section.visible .cta-title,
.cta-section.visible .cta-sub,
.cta-section.visible .btn {
  opacity: 1;
  transform: translateY(0);
}

.cta-section.visible .cta-sub { transition-delay: 0.1s; }
.cta-section.visible .btn     { transition-delay: 0.2s; }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .header {
    padding: 1rem 1.25rem;
  }

  .hero {
    padding: 7rem 1.25rem 3rem;
  }

  .hero-sub br {
    display: none;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
    padding: 1.25rem 2rem;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .about {
    padding: 4rem 1.25rem 5rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .cta-section {
    padding: 4rem 1.25rem 5rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 300px;
  }

  .btn {
    justify-content: center;
  }
}

/* ---- Selection ---- */
::selection {
  background: var(--accent-dim);
  color: var(--accent);
}