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

:root {
  --bg: #060911;
  --bg-surface: #0d1524;
  --bg-card: #111e33;
  --fg: #f0ede8;
  --fg-muted: #8a95a3;
  --accent: #b8ff57;
  --accent-dim: rgba(184, 255, 87, 0.12);
  --border: rgba(255, 255, 255, 0.07);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

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

/* === NAV === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  background: rgba(6, 9, 17, 0.85);
  backdrop-filter: blur(12px);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--fg);
}

.nav-tagline {
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-left: 1px solid var(--border);
  padding-left: 16px;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 48px 100px;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(184, 255, 87, 0.04) 0%, transparent 70%),
    var(--bg);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(56px, 9vw, 120px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--fg);
  margin-bottom: 36px;
}

.hero-lede {
  font-size: clamp(16px, 2vw, 20px);
  color: var(--fg-muted);
  max-width: 640px;
  line-height: 1.65;
  margin-bottom: 56px;
}

.hero-signal {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: var(--accent-dim);
  border: 1px solid rgba(184, 255, 87, 0.2);
  border-radius: 12px;
  padding: 0;
  overflow: hidden;
}

.signal-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 20px 14px 20px;
  border-right: 1px solid rgba(184, 255, 87, 0.2);
}

.signal-big {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  padding: 14px 20px;
  border-right: 1px solid rgba(184, 255, 87, 0.2);
  letter-spacing: -0.03em;
}

.signal-vs {
  font-size: 13px;
  color: var(--fg-muted);
  padding: 14px 20px;
}

/* === SHARED SECTION === */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}

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

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 64px;
}

/* === HOW IT WORKS === */
.howitworks {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.step {
  background: var(--bg-surface);
  padding: 40px 32px;
}

.step-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  display: block;
  margin-bottom: 20px;
}

.step-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 12px;
}

.step-desc {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* === FEATURES === */
.features {
  padding: 100px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.feature-card {
  background: var(--bg-surface);
  padding: 40px 32px;
  transition: background 0.2s ease;
}

.feature-card:hover {
  background: var(--bg-card);
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border: 1px solid rgba(184, 255, 87, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* === STATS === */
.stats {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.stats-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--accent);
}

.stat-label {
  font-size: 14px;
  color: var(--fg-muted);
  max-width: 200px;
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  height: 80px;
  background: var(--border);
}

/* === MANIFESTO === */
.manifesto {
  padding: 120px 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}

.manifesto-text {
  font-family: var(--font-display);
  font-size: clamp(18px, 2.5vw, 26px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: -0.02em;
  color: var(--fg-muted);
  max-width: 840px;
  margin-bottom: 36px;
}

.manifesto-closing {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.03em;
  color: var(--fg);
  max-width: 700px;
}

/* === FOOTER === */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--fg);
}

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

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .nav { padding: 16px 24px; }
  .hero { padding: 120px 24px 80px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { flex-direction: column; gap: 40px; align-items: flex-start; }
  .stat-divider { display: none; }
}

@media (max-width: 600px) {
  .nav { padding: 14px 20px; }
  .nav-tagline { display: none; }
  .hero { padding: 100px 20px 60px; }
  .section-inner { padding: 0 20px; }
  .footer-inner { padding: 0 20px; }
  .steps-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-signal { flex-direction: column; }
  .signal-label, .signal-big, .signal-vs { border-right: none; border-bottom: 1px solid rgba(184, 255, 87, 0.2); }
  .signal-vs { border-bottom: none; }
}