/* === BASE === */
:root {
  --bg: #080808;
  --bg-2: #0f0f0f;
  --bg-3: #161616;
  --lime: #caff3c;
  --lime-dim: rgba(202, 255, 60, 0.12);
  --lime-glow: rgba(202, 255, 60, 0.06);
  --cream: #f0ede6;
  --muted: #6e6e6e;
  --border: rgba(255,255,255,0.07);
  --border-lime: rgba(202, 255, 60, 0.2);
}

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

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

body {
  background: var(--bg);
  color: var(--cream);
  font-family: 'Instrument Sans', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* === NAV === */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8,8,8,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav__wordmark {
  font-family: 'Instrument Serif', serif;
  font-size: 20px;
  color: var(--cream);
  letter-spacing: -0.02em;
}

.nav__tag {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* === HERO === */
.hero {
  min-height: calc(100vh - 65px);
  display: flex;
  align-items: center;
  padding: 80px 48px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(202,255,60,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero__eyebrow {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--lime);
  margin-bottom: 24px;
}

.hero__headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(48px, 6vw, 80px);
  line-height: 1.05;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}

.hero__headline em {
  font-style: italic;
  color: var(--lime);
}

.hero__sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 440px;
}

/* === ORBITAL === */
.hero__right {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.orbital__center {
  font-family: 'Instrument Serif', serif;
  font-size: 28px;
  color: var(--lime);
  position: relative;
  z-index: 2;
  letter-spacing: 0.05em;
}

.orbital__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border-lime);
}

.orbital__ring--1 {
  width: 200px;
  height: 200px;
  animation: spin 12s linear infinite;
}

.orbital__ring--2 {
  width: 300px;
  height: 300px;
  border-color: rgba(202,255,60,0.1);
  animation: spin 20s linear infinite reverse;
}

.orbital__ring--3 {
  width: 380px;
  height: 380px;
  border-color: rgba(202,255,60,0.06);
  animation: spin 30s linear infinite;
}

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

.orbital__node {
  position: absolute;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 1px solid var(--border-lime);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  font-size: 10px;
  letter-spacing: 0.08em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--lime);
  box-shadow: 0 0 24px rgba(202,255,60,0.08);
}

.orbital__node--code  { top: 0; left: 50%; transform: translate(-50%, -50%); animation: spin 12s linear infinite; }
.orbital__node--launch { right: 0; top: 50%; transform: translate(50%, -50%); animation: spin 12s linear infinite; }
.orbital__node--market { bottom: 0; left: 50%; transform: translate(-50%, 50%); animation: spin 12s linear infinite; }
.orbital__node--grow  { left: 0; top: 50%; transform: translate(-50%, -50%); animation: spin 12s linear infinite; }

.orbital__node-label {
  font-size: 10px;
  letter-spacing: 0.1em;
}

/* === LOOP === */
.loop {
  padding: 120px 48px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.loop__header {
  max-width: 1200px;
  margin: 0 auto 80px;
}

.loop__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--lime);
  margin-bottom: 16px;
}

.loop__headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.loop__steps {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.loop__step {
  padding: 40px 32px 40px 0;
  border-right: 1px solid var(--border);
  padding-right: 32px;
}

.loop__step:first-child { padding-left: 0; }
.loop__step:last-child { border-right: none; }

.loop__step-num {
  font-family: 'Instrument Serif', serif;
  font-size: 48px;
  color: var(--lime-dim);
  display: block;
  margin-bottom: 16px;
  line-height: 1;
}

.loop__step-title {
  font-family: 'Instrument Serif', serif;
  font-size: 28px;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.loop__step-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
}

/* === FEATURES === */
.features {
  padding: 120px 48px;
}

.features__grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.features__card {
  background: var(--bg);
  padding: 48px;
  transition: background 0.2s;
}

.features__card:hover {
  background: var(--bg-2);
}

.features__card-icon {
  width: 48px;
  height: 48px;
  background: var(--lime-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--lime);
}

.features__card-title {
  font-family: 'Instrument Serif', serif;
  font-size: 22px;
  font-weight: 400;
  color: var(--cream);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.features__card-body {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.7;
}

/* === MANIFESTO === */
.manifesto {
  padding: 120px 48px;
  background: var(--bg-3);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.manifesto__inner {
  max-width: 900px;
  margin: 0 auto;
}

.manifesto__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 32px;
}

.manifesto__quote {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 400;
  font-style: italic;
  color: var(--cream);
  line-height: 1.4;
  margin-bottom: 40px;
  padding-left: 24px;
  border-left: 2px solid var(--lime);
}

.manifesto__punch {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.8;
}

/* === CLOSING === */
.closing {
  padding: 160px 48px;
  text-align: center;
}

.closing__inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing__headline {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 400;
  color: var(--cream);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing__headline em {
  font-style: italic;
  color: var(--lime);
}

.closing__sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
}

/* === FOOTER === */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 48px;
}

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

.footer__wordmark {
  font-family: 'Instrument Serif', serif;
  font-size: 16px;
  color: var(--cream);
}

.footer__tagline {
  font-size: 13px;
  color: var(--muted);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav { padding: 20px 24px; }
  .nav__tag { display: none; }

  .hero { padding: 60px 24px; }
  .hero__inner { grid-template-columns: 1fr; gap: 60px; }
  .hero__right { order: -1; }
  .orbital { width: 240px; height: 240px; }
  .orbital__ring--1 { width: 130px; height: 130px; }
  .orbital__ring--2 { width: 190px; height: 190px; }
  .orbital__ring--3 { width: 240px; height: 240px; }
  .orbital__node { width: 52px; height: 52px; font-size: 8px; }

  .loop { padding: 80px 24px; }
  .loop__steps { grid-template-columns: 1fr; }
  .loop__step { border-right: none; border-bottom: 1px solid var(--border); padding: 32px 0; }
  .loop__step:last-child { border-bottom: none; }

  .features { padding: 80px 24px; }
  .features__grid { grid-template-columns: 1fr; }

  .manifesto, .closing { padding: 80px 24px; }

  .footer { padding: 24px; }
  .footer__inner { flex-direction: column; gap: 8px; text-align: center; }
}