:root {
  --bg: #0A0A0B;
  --bg-alt: #111113;
  --fg: #FAFAF7;
  --fg-muted: #8A8A8A;
  --accent: #A8FF4C;
  --accent-dim: rgba(168, 255, 76, 0.12);
  --border: rgba(250, 250, 247, 0.08);
  --green: #A8FF4C;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 11, 0.92);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.03em;
}
.nav-badge {
  font-size: 12px;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── HERO ── */
.hero { padding: 80px 0 60px; position: relative; }
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 80px;
  align-items: center;
}
.hero-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(42px, 5.5vw, 72px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-cta-row { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.hero-cta {
  display: inline-block;
  background: var(--accent);
  color: #0A0A0B;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 28px;
  text-decoration: none;
  border-radius: 6px;
  transition: opacity 0.2s;
}
.hero-cta:hover { opacity: 0.88; }
.hero-cta-note { font-size: 13px; color: var(--fg-muted); }
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

/* ── VESSEL CARD (hero visual) ── */
.vessel-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  font-family: 'DM Sans', sans-serif;
}
.vessel-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.vessel-status {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.vessel-card-label { font-size: 12px; font-weight: 500; color: var(--fg-muted); }

/* Waves */
.vessel-waves {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 48px;
  margin-bottom: 20px;
}
.wave {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: var(--accent);
  opacity: 0.6;
}
.w1 { height: 22px; }
.w2 { height: 38px; opacity: 0.85; }
.w3 { height: 48px; opacity: 1; }

/* Metrics */
.vessel-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px; }
.metric { text-align: center; }
.metric-val { font-family: 'Syne', sans-serif; font-size: 20px; font-weight: 700; }
.metric-val.green { color: var(--accent); }
.metric-key { font-size: 10px; color: var(--fg-muted); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.05em; }

/* Timeline */
.vessel-timeline { display: flex; flex-direction: column; gap: 10px; }
.tl-item { display: flex; align-items: center; gap: 10px; }
.tl-item.done .tl-text { color: var(--fg-muted); text-decoration: line-through; }
.tl-item.active .tl-dot { background: var(--accent); box-shadow: 0 0 6px var(--accent); }
.tl-item.active .tl-text { color: var(--fg); font-weight: 500; }
.tl-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--fg-muted);
  flex-shrink: 0;
}
.tl-text { font-size: 12px; color: var(--fg-muted); }

/* ── PROBLEM ── */
.problem { padding: 100px 0; border-top: 1px solid var(--border); }
.problem-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section-label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
  font-weight: 500;
}
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.problem-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}
.problem-body { font-size: 16px; color: var(--fg-muted); line-height: 1.8; }
.problem-stats { display: flex; flex-direction: column; gap: 32px; padding-top: 8px; }
.pstat { border-left: 2px solid var(--accent); padding-left: 20px; }
.pstat-num { font-family: 'Syne', sans-serif; font-size: 40px; font-weight: 800; letter-spacing: -0.04em; color: var(--accent); }
.pstat-desc { font-size: 13px; color: var(--fg-muted); margin-top: 4px; line-height: 1.5; }

/* ── HOW ── */
.how { padding: 100px 0; background: var(--bg-alt); }
.how-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.how-step-stack { display: flex; flex-direction: column; gap: 0; }
.how-step {
  display: grid;
  grid-template-columns: 80px 1fr 360px;
  gap: 48px;
  align-items: center;
  padding: 60px 0;
  border-top: 1px solid var(--border);
}
.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 48px;
  font-weight: 800;
  color: var(--border);
  letter-spacing: -0.04em;
  line-height: 1;
}
.step-title {
  font-family: 'Syne', sans-serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.step-body { font-size: 15px; color: var(--fg-muted); line-height: 1.7; max-width: 440px; }

/* ICP tags */
.icp-tag {
  display: inline-block;
  background: var(--accent-dim);
  border: 1px solid rgba(168, 255, 76, 0.2);
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 100px;
  margin: 0 6px 8px 0;
}

/* Flow row */
.flow-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.flow-node {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
}
.flow-node.green { border-color: var(--accent); color: var(--accent); }
.flow-arrow { color: var(--fg-muted); font-size: 18px; }

/* Cal block */
.cal-block {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.cal-header { font-size: 11px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 16px; }
.cal-event { display: flex; gap: 16px; padding: 10px 0; border-top: 1px solid var(--border); }
.cal-time { font-size: 12px; font-weight: 500; color: var(--fg-muted); min-width: 60px; }
.cal-info { font-size: 13px; font-weight: 500; }
.cal-sub { font-size: 11px; color: var(--accent); font-weight: 400; display: block; margin-top: 2px; }

/* ── FEATURES ── */
.features { padding: 100px 0; }
.features-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 0; }
.feature-card {
  padding: 32px;
  border: 1px solid var(--border);
  transition: background 0.2s;
}
.feature-card:hover { background: var(--bg-alt); }
.feature-icon {
  width: 40px; height: 40px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}
.feature-title {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.7; }

/* ── MANIFESTO ── */
.manifesto { padding: 100px 0; background: var(--bg-alt); }
.manifesto-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.manifesto-quote { max-width: 680px; }
.mq-text {
  font-family: 'Syne', sans-serif;
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}
.mq-sub { font-size: 15px; color: var(--fg-muted); line-height: 1.7; }
.manifesto-divider { height: 1px; background: var(--border); margin: 60px 0; }
.manifesto-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.mitem-val { font-family: 'Syne', sans-serif; font-size: 48px; font-weight: 800; color: var(--accent); letter-spacing: -0.04em; }
.mitem-desc { font-size: 14px; color: var(--fg-muted); margin-top: 8px; line-height: 1.5; }

/* ── CLOSING ── */
.closing { padding: 120px 0; border-top: 1px solid var(--border); }
.closing-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; text-align: center; }
.closing-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 24px;
}
.closing-body { font-size: 17px; color: var(--fg-muted); max-width: 540px; margin: 0 auto 48px; line-height: 1.8; }
.closing-tag { font-size: 13px; color: var(--fg-muted); }

/* ── FOOTER ── */
.footer { padding: 48px 0; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.footer-logo { font-family: 'Syne', sans-serif; font-weight: 800; font-size: 18px; margin-bottom: 8px; }
.footer-tagline { font-size: 13px; color: var(--fg-muted); margin-bottom: 32px; }
.footer-links { display: flex; gap: 24px; margin-bottom: 24px; }
.footer-links span { font-size: 13px; color: var(--fg-muted); cursor: pointer; }
.footer-links span:hover { color: var(--fg); }
.footer-copy { font-size: 12px; color: var(--fg-muted); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .problem-grid { grid-template-columns: 1fr; gap: 48px; }
  .how-step { grid-template-columns: 48px 1fr; gap: 24px; }
  .how-step .step-visual { display: none; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .manifesto-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .hero-headline { font-size: 36px; }
  .features-grid { grid-template-columns: 1fr; }
  .manifesto-grid { grid-template-columns: 1fr; }
  .nav-inner { padding: 14px 20px; }
  .hero-inner, .problem-inner, .how-inner, .features-inner, .manifesto-inner, .closing-inner { padding: 0 20px; }
  .how-step { padding: 40px 0; }
}