:root {
  --bg-primary: #0a0a0c;
  --bg-secondary: #111114;
  --bg-card: #16161a;
  --bg-card-accent: #1a1520;
  --text-primary: #f0ece4;
  --text-secondary: #8a8690;
  --text-muted: #5a5660;
  --accent: #c4a0ff;
  --accent-glow: rgba(196, 160, 255, 0.15);
  --accent-warm: #e8c4ff;
  --border: rgba(255, 255, 255, 0.06);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(196, 160, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(232, 196, 255, 0.05) 0%, transparent 50%),
    var(--bg-primary);
}

.hero-grain {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  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");
  pointer-events: none;
}

.hero-nav {
  position: absolute;
  top: 2rem;
  left: 2rem;
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.hero-content {
  max-width: 900px;
  padding-left: 4vw;
}

.hero-kicker {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.5rem, 10vw, 8rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
  background: linear-gradient(160deg, var(--text-primary) 40%, var(--accent-warm) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-lede {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 480px;
}

.hero-scroll-cue {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ─── MANIFESTO ─── */
.manifesto {
  padding: 8rem 2rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
}

.manifesto-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2.5rem;
}

.manifesto-text {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.6;
  color: var(--text-secondary);
}

.manifesto-highlight {
  color: var(--text-primary);
  font-weight: 600;
}

/* ─── FEATURES ─── */
.features {
  padding: 8rem 2rem;
}

.features-header {
  max-width: 1100px;
  margin: 0 auto 4rem;
}

.features-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.features-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.features-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.feature-card:hover {
  border-color: rgba(196, 160, 255, 0.15);
  transform: translateY(-2px);
}

.feature-card--large {
  grid-column: 1 / -1;
  background:
    radial-gradient(ellipse 50% 80% at 100% 100%, var(--accent-glow) 0%, transparent 70%),
    var(--bg-card);
}

.feature-card--accent {
  background:
    radial-gradient(ellipse 60% 60% at 0% 0%, var(--accent-glow) 0%, transparent 60%),
    var(--bg-card-accent);
  border-color: rgba(196, 160, 255, 0.1);
}

.feature-number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  letter-spacing: 0.1em;
}

.feature-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}

.feature-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 520px;
}

/* ─── IDENTITY ─── */
.identity {
  padding: 8rem 2rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.identity-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 4rem;
}

.identity-left {
  flex: 1;
  position: sticky;
  top: 4rem;
}

.identity-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.identity-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.identity-right {
  flex: 1;
}

.identity-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.identity-item {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  padding: 1.25rem 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.identity-item:hover {
  border-color: rgba(196, 160, 255, 0.12);
  background: var(--bg-card-accent);
}

/* ─── CLOSING ─── */
.closing {
  padding: 10rem 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse 70% 50% at 50% 80%, rgba(196, 160, 255, 0.06) 0%, transparent 60%),
    var(--bg-primary);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
  background: linear-gradient(160deg, var(--text-primary) 30%, var(--accent-warm) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.closing-text {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
}

/* ─── FOOTER ─── */
.site-footer {
  padding: 4rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .hero {
    padding: 1.5rem;
  }

  .hero-content {
    padding-left: 0;
    padding-top: 4rem;
  }

  .hero-nav {
    position: relative;
    top: 0;
    left: 0;
    margin-bottom: 2rem;
  }

  .manifesto {
    padding: 5rem 1.5rem;
  }

  .features {
    padding: 5rem 1.5rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .feature-card--large {
    grid-column: auto;
  }

  .identity {
    padding: 5rem 1.5rem;
  }

  .identity-inner {
    flex-direction: column;
    gap: 2rem;
  }

  .identity-left {
    position: static;
  }

  .closing {
    padding: 6rem 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}