:root {
  --bg: #0a0b0f;
  --bg-alt: #0f1016;
  --surface: #16181f;
  --fg: #f0f2f8;
  --fg-muted: #8888a0;
  --accent: #c8ff57;
  --accent-dim: #a8d84a;
  --accent-dark: rgba(200,255,87,0.12);
  --border: #1e2128;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10,10,15,0.9);
  backdrop-filter: blur(12px);
  z-index: 100;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
  color: var(--fg);
  text-decoration: none;
}
.nav-logo span { color: var(--accent); }
.nav-tagline {
  font-size: 0.78rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  padding-left: 16px;
  border-left: 1px solid var(--border);
}
.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-links a {
  font-size: 0.82rem;
  color: var(--fg-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--fg); }
.nav-cta {
  background: var(--accent) !important;
  color: #0a0b0f !important;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 6px;
  font-size: 0.8rem !important;
  transition: opacity 0.15s !important;
}
.nav-cta:hover { opacity: 0.85; }

/* Buttons */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #0a0b0f;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity 0.15s;
}
.btn-primary:hover { opacity: 0.85; }
.btn-ghost {
  display: inline-block;
  color: var(--fg-muted);
  font-size: 0.88rem;
  text-decoration: none;
  padding: 12px 20px;
  transition: color 0.15s;
}
.btn-ghost:hover { color: var(--fg); }

/* Hero */
.hero {
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  min-height: 580px;
  padding-top: 80px;
  padding-bottom: 80px;
}
.hero-visual {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.hero-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}
.hero-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(10,10,15,0.6) 100%);
}
.hero-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 24px;
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.hero-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.accent { color: var(--accent); }
.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 40px;
  font-weight: 300;
}
.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

/* Manifesto */
.manifesto {
  padding: 100px 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}
.manifesto-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-muted);
  font-weight: 500;
  margin-bottom: 40px;
}
.manifesto-body p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #aaaaaa;
  max-width: 640px;
  margin-bottom: 24px;
  font-weight: 300;
}
.manifesto-body p:last-child { margin-bottom: 0; }
.manifesto-body em { font-style: italic; color: #ccc; }
.manifesto-body strong { color: var(--fg); font-weight: 600; }
.manifesto-quote {
  margin-top: 60px;
  padding: 32px 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  max-width: 640px;
  position: relative;
}
.quote-mark {
  font-size: 4rem;
  color: var(--accent);
  font-family: Georgia, serif;
  line-height: 1;
  position: absolute;
  top: 16px;
  left: 20px;
  opacity: 0.6;
}
.manifesto-quote p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  font-style: italic;
  line-height: 1.7;
  padding-left: 28px;
  margin-bottom: 0 !important;
}

/* How / Solution */
.how {
  padding: 100px 0;
  border-bottom: 1px solid var(--border);
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.how-headline {
  max-width: 600px;
  margin-bottom: 64px;
}
.how-headline h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: -0.04em;
  line-height: 1.15;
  color: var(--fg);
}
.steps {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.step {
  padding: 48px 48px 48px 0;
  border-bottom: 1px solid var(--border);
}
.step:nth-child(even) { padding-left: 48px; border-left: 1px solid var(--border); }
.step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}
.step-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  line-height: 1.3;
  color: var(--fg);
}
.step-desc {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.7;
  font-weight: 300;
}

/* Handles / Features */
.handles {
  padding: 100px 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}
.handles-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.handles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
}
.handle-item {
  display: flex;
  gap: 14px;
  padding: 32px 28px 32px 0;
  border-bottom: 1px solid var(--border);
}
.handle-item:nth-child(3n) { padding-right: 0; }
.handle-item:nth-child(3n+2) { padding-left: 28px; border-left: 1px solid var(--border); }
.handle-item:nth-child(3n+1) { padding-right: 28px; }
.handle-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.handle-item h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  color: var(--fg);
}
.handle-item p {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.6;
  font-weight: 300;
}

/* Close / Use Cases */
.close {
  padding: 100px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.close-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.close-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
  margin-bottom: 48px;
}
.close-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.close-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 32px;
  font-weight: 300;
}
.use-cases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.use-case {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}
.use-case-icon {
  font-size: 1.4rem;
  display: block;
  margin-bottom: 12px;
}
.use-case h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
  color: var(--fg);
}
.use-case p {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.6;
  font-weight: 300;
}
.close-tagline {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--fg-muted);
  letter-spacing: 0.06em;
}

/* Footer */
.footer {
  padding: 36px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: -0.03em;
}
.footer-note {
  font-size: 0.75rem;
  color: var(--fg-muted);
  margin-left: auto;
}
.footer-cta {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-cta:hover { color: var(--fg); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; padding-top: 48px; padding-bottom: 48px; }
  .hero-visual { order: -1; }
  .close-grid { grid-template-columns: 1fr; gap: 40px; }
  .nav-links { display: none; }
  .handles-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero-inner { padding: 40px 24px; }
  .manifesto-inner, .how-inner, .handles-inner, .close-inner { padding: 0 24px; }
  .manifesto, .how, .handles, .close { padding: 72px 0; }
  .footer-inner { padding: 0 24px; flex-direction: column; gap: 12px; text-align: center; }
  .nav-inner { padding: 0 24px; }
  .footer-note { margin-left: 0; }
  .steps { grid-template-columns: 1fr; }
  .step:nth-child(even) { border-left: none; padding-left: 0; }
  .step { padding: 28px 0; }
  .handles-grid { grid-template-columns: 1fr; }
  .handle-item:nth-child(3n+2) { border-left: none; padding-left: 0; }
  .use-cases { grid-template-columns: 1fr; }
}