:root {
  --bg: #080809;
  --surface: #111113;
  --surface2: #1a1a1d;
  --fg: #F5F5F7;
  --fg-dim: #8A8A8E;
  --violet: #7C3AED;
  --violet-glow: rgba(124, 58, 237, 0.25);
  --cyan: #22D3EE;
  --cyan-glow: rgba(34, 211, 238, 0.15);
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface2); border-radius: 3px; }

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(8, 8, 9, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-logo {
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 13px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 80px;
  padding: 140px 60px 80px;
  max-width: 1300px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 20px;
}

.hero-headline {
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}

.hero-accent {
  color: var(--violet);
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-dim);
  line-height: 1.7;
  max-width: 480px;
}

/* Pond Visualization */
.pond-viz {
  position: relative;
  width: 380px;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pond-core {
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--violet) 0%, transparent 70%);
  box-shadow: 0 0 60px 20px var(--violet-glow);
}

.pond-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(124, 58, 237, 0.2);
}

.pond-ring-1 { width: 160px; height: 160px; animation: pulse 3s ease-in-out infinite; }
.pond-ring-2 { width: 250px; height: 250px; border-color: rgba(34, 211, 238, 0.15); animation: pulse 3s ease-in-out 0.6s infinite; }
.pond-ring-3 { width: 340px; height: 340px; border-color: rgba(124, 58, 237, 0.08); animation: pulse 3s ease-in-out 1.2s infinite; }

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.03); }
}

.pond-orbs {
  position: absolute;
  inset: 0;
  animation: orbit 12s linear infinite;
}

@keyframes orbit {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.orb {
  position: absolute;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(17, 17, 19, 0.8);
  backdrop-filter: blur(8px);
  white-space: nowrap;
}

.orb-1 { top: 0; left: 50%; transform: translateX(-50%) rotate(0deg); color: var(--violet); }
.orb-2 { top: 50%; right: 0; transform: translateY(-50%) rotate(90deg); color: var(--cyan); }
.orb-3 { bottom: 0; left: 50%; transform: translateX(-50%) rotate(180deg); color: var(--violet); }
.orb-4 { top: 50%; left: 0; transform: translateY(-50%) rotate(270deg); color: var(--cyan); }

.hero-pond-label {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 13px;
  color: var(--fg-dim);
  text-align: center;
  letter-spacing: 0.04em;
}

/* Three Pillars */
.pillars {
  padding: 100px 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  overflow: hidden;
}

.pillar {
  padding: 48px 40px;
  background: var(--surface);
  transition: background 0.3s;
}

.pillar:hover { background: var(--surface2); }

.pillar-icon { margin-bottom: 24px; }

.pillar-title {
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.pillar-desc {
  font-size: 15px;
  color: var(--fg-dim);
  line-height: 1.65;
}

/* Workflow */
.workflow {
  padding: 80px 60px 100px;
  max-width: 1200px;
  margin: 0 auto;
}

.workflow-header { margin-bottom: 64px; }

.workflow-title {
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
  font-size: clamp(28px, 3.5vw, 48px);
  letter-spacing: -0.03em;
  color: var(--fg);
  line-height: 1.1;
}

.workflow-steps {
  display: flex;
  align-items: center;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 16px;
  scrollbar-width: thin;
}

.wf-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  min-width: 200px;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
}

.wf-step-loop { border-color: var(--violet); box-shadow: 0 0 20px var(--violet-glow); }

.wf-num {
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: var(--violet);
  letter-spacing: 0.04em;
  padding-top: 2px;
}

.loop-icon { display: flex; align-items: center; }

.wf-content h4 {
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--fg);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.wf-content p {
  font-size: 14px;
  color: var(--fg-dim);
  line-height: 1.5;
}

.wf-connector {
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, rgba(124,58,237,0.4), rgba(34,211,238,0.4));
  flex-shrink: 0;
}

.wf-connector-final {
  background: linear-gradient(90deg, rgba(34,211,238,0.4), rgba(124,58,237,0.6));
}

/* Manifesto */
.manifesto {
  padding: 80px 60px;
  max-width: 900px;
  margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.manifesto-quote {
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: clamp(18px, 2vw, 24px);
  color: var(--fg);
  line-height: 1.5;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
  padding-left: 24px;
  border-left: 3px solid var(--violet);
}

.manifesto-body {
  font-size: 16px;
  color: var(--fg-dim);
  line-height: 1.8;
}

/* Closing */
.closing {
  padding: 100px 60px 80px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.closing-headline {
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
  font-size: clamp(40px, 6vw, 80px);
  letter-spacing: -0.04em;
  color: var(--fg);
  line-height: 1.05;
  margin-bottom: 28px;
}

.closing-accent { color: var(--violet); }

.closing-sub {
  font-size: 18px;
  color: var(--fg-dim);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Footer */
.footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 40px 60px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-brand {
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--fg);
}

.footer-note {
  font-size: 13px;
  color: var(--fg-dim);
  max-width: 480px;
  text-align: right;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 120px 32px 60px;
    gap: 60px;
    text-align: center;
  }

  .hero-left { order: 1; }
  .hero-right { order: 0; margin: 0 auto; }
  .hero-sub { margin: 0 auto; }

  .pond-viz { width: 260px; height: 260px; }
  .pond-ring-3 { display: none; }

  .pillars { padding: 60px 32px; }
  .pillars-grid { grid-template-columns: 1fr; gap: 1px; border-radius: 12px; }
  .pillar { padding: 36px 28px; }

  .workflow { padding: 60px 32px; }
  .workflow-steps { gap: 0; }
  .wf-step { min-width: 160px; padding: 20px 16px; }

  .manifesto { padding: 60px 32px; }
  .closing { padding: 80px 32px 60px; }

  .footer { padding: 32px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
  .footer-note { text-align: left; }

  .nav { padding: 16px 24px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 32px; }
  .closing-headline { font-size: 36px; }
  .wf-step { min-width: 140px; }
}