/* RESET & BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #05050A;
  --bg-2: #0C0C12;
  --accent: #FF3D00;
  --accent-dim: rgba(255, 61, 0, 0.12);
  --text: #F0F0F5;
  --text-muted: #888;
  --text-dim: #555;
  --border: rgba(255,255,255,0.07);
  --font-head: 'Barlow Condensed', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(5,5,10,0.8);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.5px;
}
.nav-logo .accent { color: var(--accent); }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

/* SECTION SHARED */
.section-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.eyebrow {
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-header { margin-bottom: 64px; }
.section-title {
  font-family: var(--font-head);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text);
  letter-spacing: -0.5px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 18px;
  margin-top: 16px;
  max-width: 540px;
}

/* HERO */
.hero {
  padding: 140px 24px 100px;
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(48px, 7vw, 80px);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -1px;
  color: var(--text);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 48px;
}
.hero-stats { display: flex; align-items: center; gap: 32px; }
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-head);
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
}
.stat-label { font-size: 11px; color: var(--text-muted); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.5px; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* WORKFLOW LOOP */
.hero-right { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.workflow-loop {
  position: relative;
  width: 320px;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.loop-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--accent);
}
.loop-ring-1 { width: 300px; height: 300px; opacity: 0.2; }
.loop-ring-2 { width: 220px; height: 220px; opacity: 0.35; animation: pulse-ring 3s ease-in-out infinite; }
.loop-ring-3 { width: 150px; height: 150px; opacity: 0.5; animation: pulse-ring 3s ease-in-out 0.5s infinite; }
.loop-center { position: relative; z-index: 2; }
@keyframes pulse-ring {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.2; transform: scale(0.98); }
}
.loop-node {
  position: absolute;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 4px;
  letter-spacing: 0.3px;
}
.node-lead { top: 0; left: 50%; transform: translateX(-50%); }
.node-ai { top: 50%; right: -10px; transform: translateY(-50%); }
.node-action { bottom: 0; left: 50%; transform: translateX(-50%); }
.node-learn { top: 50%; left: -10px; transform: translateY(-50%); }
.loop-caption {
  font-size: 13px;
  color: var(--text-dim);
  font-style: italic;
  text-align: center;
}

/* HOW IT WORKS */
.how-it-works { padding: 100px 0; border-bottom: 1px solid var(--border); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.step-card {
  background: var(--bg);
  padding: 48px 40px;
  position: relative;
}
.step-number {
  font-family: var(--font-head);
  font-size: 64px;
  font-weight: 900;
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: 24px;
  -webkit-text-stroke: 1px var(--accent);
}
.step-title {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}
.step-body { font-size: 15px; color: var(--text-muted); line-height: 1.6; margin-bottom: 20px; }
.step-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.step-list li {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}
.step-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 1px;
  background: var(--accent);
}

/* VERTICALS */
.verticals { padding: 100px 0; background: var(--bg-2); }
.verticals-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.vertical-card {
  background: var(--bg);
  padding: 48px 40px;
  transition: background 0.2s;
}
.vertical-card:hover { background: var(--bg-2); }
.vertical-icon { margin-bottom: 20px; }
.vertical-name {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}
.vertical-desc { font-size: 15px; color: var(--text-muted); line-height: 1.6; margin-bottom: 20px; }
.vertical-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.vertical-tags li {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: 3px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* PRICING */
.pricing { padding: 100px 0; border-bottom: 1px solid var(--border); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
}
.pricing-card {
  background: var(--bg);
  padding: 48px 40px;
  position: relative;
}
.pricing-card-featured {
  background: var(--bg-2);
  border: 1px solid var(--accent);
}
.pricing-badge {
  position: absolute;
  top: -1px;
  left: 40px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
}
.pricing-tier {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.pricing-price {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 900;
  color: var(--text);
  line-height: 1;
  margin-bottom: 16px;
}
.pricing-period { font-size: 18px; font-weight: 400; color: var(--text-muted); }
.pricing-desc { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 28px; }
.pricing-features { list-style: none; margin-bottom: 32px; display: flex; flex-direction: column; gap: 10px; }
.pricing-features li {
  font-size: 14px;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}
.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 2px;
  background: var(--accent);
}
.pricing-monthly {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.pricing-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 40px;
  font-size: 13px;
  color: var(--text-muted);
  max-width: 680px;
}

/* MANIFESTO */
.manifesto {
  padding: 100px 24px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
}
.manifesto-inner { max-width: 900px; margin: 0 auto; }
.manifesto-quote {
  font-family: var(--font-head);
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
  letter-spacing: -0.5px;
  font-style: normal;
  margin-bottom: 32px;
}
.manifesto-attribution {
  font-size: 15px;
  color: var(--text-muted);
  font-style: italic;
}

/* CLOSING */
.closing { padding: 100px 24px; }
.closing-inner { max-width: 900px; margin: 0 auto; }
.closing-headline {
  font-family: var(--font-head);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 900;
  color: var(--text);
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}
.closing-body {
  font-size: 20px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: 48px;
}
.closing-cta { display: flex; }
.cta-stack { max-width: 560px; }
.cta-label {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.cta-sub { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* FOOTER */
.footer { padding: 64px 24px 32px; border-top: 1px solid var(--border); }
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  margin-bottom: 48px;
}
.footer-logo {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
}
.footer-logo .accent { color: var(--accent); }
.footer-tagline {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 8px;
  max-width: 280px;
  line-height: 1.6;
}
.footer-links { display: flex; gap: 64px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.footer-col a, .footer-col span {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 60px; }
  .hero-right { order: -1; }
  .workflow-loop { width: 240px; height: 240px; }
  .loop-ring-1 { width: 220px; height: 220px; }
  .loop-ring-2 { width: 160px; height: 160px; }
  .loop-ring-3 { width: 100px; height: 100px; }
  .steps-grid, .pricing-grid { grid-template-columns: 1fr; }
  .verticals-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { gap: 40px; }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  .hero { padding: 120px 20px 80px; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 20px; }
  .stat-divider { display: none; }
  .step-card, .vertical-card, .pricing-card { padding: 32px 24px; }
  .footer-links { flex-direction: column; gap: 24px; }
}