:root {
  --bg: #0d0d0d;
  --surface: #1a1a1a;
  --surface-2: #242424;
  --accent: #b4ff00;
  --accent-dim: #8bc400;
  --text: #f0f0f0;
  --text-muted: #888;
  --border: #2a2a2a;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  background: rgba(13,13,13,0.9);
  backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.nav-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* Hero */
.hero {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero-label::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-headline {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 480px;
  line-height: 1.7;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.pill {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  color: var(--accent-dim);
}

/* Hero screen */
.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-screen {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 480px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}

.screen-header {
  display: flex;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.screen-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

.upload-icon { color: var(--accent-dim); }

.upload-text {
  font-size: 0.85rem;
}

.ai-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--surface-2);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
}

.ai-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.5s infinite;
}

.output-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.clip {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: 6px;
  background: var(--surface-2);
  opacity: 0.85;
}

.clip.done {
  opacity: 1;
  border-left: 2px solid var(--accent);
}

.clip-thumb {
  width: 48px;
  height: 32px;
  border-radius: 4px;
  background: linear-gradient(135deg, #333 0%, #444 100%);
  flex-shrink: 0;
}

.clip-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.clip-name {
  font-size: 0.8rem;
  font-weight: 500;
}

.clip-tag {
  font-size: 0.7rem;
  color: var(--accent-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Manifesto */
.manifesto {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 5rem 2rem;
}

.manifesto-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.manifesto-text {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* Features */
.features {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 3rem;
}

.features-header h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.feature {
  background: var(--surface);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(180, 255, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.feature h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

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

/* How */
.how {
  padding: 5rem 2rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.how-header {
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.how-header h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: -0.02em;
}

.steps {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 0 2rem;
}

.step-num {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 3rem;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
}

.step-body h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.step-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.step-connector {
  width: 60px;
  height: 2px;
  background: var(--border);
  margin-top: 2rem;
  flex-shrink: 0;
}

/* Closing */
.closing {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.closing-inner {
  max-width: 640px;
}

.closing h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.closing p {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

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

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent);
}

.footer-slug {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-family: monospace;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 3rem 1.5rem;
    min-height: auto;
    gap: 2.5rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-screen {
    max-width: 100%;
  }

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

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

  .step-connector {
    width: 2px;
    height: 40px;
    margin: 0 auto;
  }

  .step {
    padding: 0 1rem;
  }

  .manifesto {
    padding: 3rem 1.5rem;
  }

  .closing {
    padding: 4rem 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .nav {
    padding: 1rem 1.5rem;
  }

  .hero-headline {
    font-size: 2.25rem;
  }

  .closing h2 {
    font-size: 2.25rem;
  }
}
/* Nav CTA */
.nav-cta {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.35rem 0.8rem;
  border-radius: 100px;
  transition: border-color 0.2s, color 0.2s;
}
.nav-cta:hover { border-color: var(--accent); color: var(--accent); }