:root {
  --bg: #0b0f1a;
  --surface: #131929;
  --surface-2: #1a2235;
  --fg: #e8edf5;
  --fg-muted: #8b99b0;
  --accent: #f5a623;
  --accent-dim: #f5a62322;
  --blue: #4fc3f7;
  --purple: #a78bfa;
  --green: #34d399;
  --red: #f87171;
  --yellow: #fbbf24;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Manifesto ── */
.manifesto {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 80px 48px 100px;
  position: relative;
  overflow: hidden;
}

.manifesto::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, #f5a62315 0%, transparent 60%);
  pointer-events: none;
}

.manifesto::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #4fc3f710 0%, transparent 60%);
  pointer-events: none;
}

.manifesto-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.manifesto-badge {
  display: inline-block;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid #f5a62330;
  margin-bottom: 24px;
}

.manifesto-headline {
  font-family: var(--font-display);
  font-size: clamp(42px, 5vw, 72px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 24px;
}

.manifesto-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 460px;
  margin-bottom: 48px;
}

.manifesto-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  color: var(--fg-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: #ffffff15;
}

.manifesto-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 380px;
}

.blob-1 {
  position: absolute;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, #f5a62320 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: blob-pulse 4s ease-in-out infinite;
}

.blob-2 {
  position: absolute;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, #4fc3f715 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: blob-pulse 6s ease-in-out infinite reverse;
}

@keyframes blob-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.8; }
  50% { transform: translate(-50%, -50%) scale(1.1); opacity: 1; }
}

.orbit-ring {
  position: absolute;
  width: 240px;
  height: 240px;
  border: 1px dashed #f5a62330;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: orbit-spin 20s linear infinite;
}

@keyframes orbit-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.orbit-dot {
  position: absolute;
  top: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px #f5a62380;
}

.agent-icon {
  position: relative;
  z-index: 2;
}

.data-streaks {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 320px;
  height: 320px;
}

.streak {
  position: absolute;
  border-radius: 2px;
  animation: streak-move 3s ease-in-out infinite;
}

.s1 { width: 2px; height: 60px; background: linear-gradient(#f5a623, transparent); top: 0; left: 50%; animation-delay: 0s; }
.s2 { width: 40px; height: 2px; background: linear-gradient(to right, #4fc3f7, transparent); top: 20%; right: 0; animation-delay: 0.5s; }
.s3 { width: 2px; height: 50px; background: linear-gradient(#a78bfa, transparent); bottom: 10%; left: 60%; animation-delay: 1s; }
.s4 { width: 30px; height: 2px; background: linear-gradient(to left, #34d399, transparent); bottom: 30%; left: 0; animation-delay: 1.5s; }

@keyframes streak-move {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-8px); }
}

/* ── Section commons ── */
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 60px;
}

/* ── How it works ── */
.how-it-works {
  padding: 100px 48px;
  background: var(--surface);
  border-top: 1px solid #ffffff08;
}

.how-it-works .section-headline {
  max-width: 600px;
}

.workflow-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 1100px;
  overflow-x: auto;
  padding-bottom: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--surface-2) transparent;
}

.workflow-steps::-webkit-scrollbar {
  height: 3px;
}
.workflow-steps::-webkit-scrollbar-track {
  background: transparent;
}
.workflow-steps::-webkit-scrollbar-thumb {
  background: var(--surface-2);
  border-radius: 2px;
}

.step {
  flex: 1;
  min-width: 200px;
  padding: 28px 24px;
  background: var(--surface-2);
  border-radius: 12px;
  border: 1px solid #ffffff08;
  position: relative;
}

.step-number {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.step-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.step-desc {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
}

.step-arrow {
  display: flex;
  align-items: center;
  padding: 0 12px;
  padding-top: 48px;
  flex-shrink: 0;
}

/* ── Agent features ── */
.agent-features {
  padding: 100px 48px;
  background: var(--bg);
}

.agent-features .section-headline {
  max-width: 600px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1100px;
}

.feature-card {
  padding: 28px;
  background: var(--surface);
  border: 1px solid #ffffff08;
  border-radius: 12px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: #ffffff15;
  transform: translateY(-2px);
}

.feature-icon {
  margin-bottom: 20px;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.feature-desc {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ── Philosophy ── */
.philosophy {
  padding: 80px 48px;
  background: var(--surface);
  border-top: 1px solid #ffffff08;
  border-bottom: 1px solid #ffffff08;
}

.philosophy-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  text-align: center;
}

.philosophy-mark {
  padding: 24px;
}

.philosophy-number {
  font-family: var(--font-display);
  font-size: 52px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.philosophy-note {
  font-size: 14px;
  color: var(--fg-muted);
}

/* ── Closing ── */
.closing {
  padding: 120px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse at top, #f5a62312 0%, transparent 60%);
  pointer-events: none;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 48px;
}

.closing-cta {
  display: inline-block;
  padding: 24px 40px;
  background: var(--surface);
  border: 1px solid #ffffff12;
  border-radius: 16px;
}

.cta-label {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.cta-sub {
  font-size: 14px;
  color: var(--fg-muted);
}

/* ── Footer ── */
.site-footer {
  padding: 32px 48px;
  border-top: 1px solid #ffffff08;
  background: var(--surface);
}

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

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--fg);
}

.footer-tagline {
  font-size: 12px;
  color: var(--fg-muted);
}

.footer-meta {
  font-size: 12px;
  color: var(--fg-muted);
}

.footer-meta a {
  color: var(--accent);
  text-decoration: none;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .manifesto-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .manifesto-visual {
    display: none;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .philosophy-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 600px) {
  .manifesto, .how-it-works, .agent-features, .philosophy, .closing {
    padding-left: 24px;
    padding-right: 24px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .manifesto-stats {
    gap: 20px;
  }
  .stat-value {
    font-size: 28px;
  }
  .workflow-steps {
    flex-direction: column;
    gap: 12px;
  }
  .step-arrow {
    display: none;
  }
}