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

:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface2: #1c2230;
  --lime: #b8ff57;
  --lime-dim: rgba(184, 255, 87, 0.15);
  --text: #e6edf3;
  --text-muted: #8b949e;
  --border: rgba(230, 237, 243, 0.08);
  --radius: 12px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

/* === NAV === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  background: rgba(13, 17, 23, 0.8);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 32px 80px;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(184, 255, 87, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184, 255, 87, 0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-content {
  max-width: 820px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--lime-dim);
  border: 1px solid rgba(184, 255, 87, 0.2);
  color: var(--lime);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 36px;
  letter-spacing: 0.01em;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-headline {
  font-size: clamp(52px, 8vw, 88px);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 28px;
  line-height: 1.0;
}

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

.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-targets {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.hero-targets span { color: var(--text-muted); }
.sep { color: var(--lime); opacity: 0.5; }

/* === STATS === */
.stats {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 48px 32px;
}

.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 36px;
  font-weight: 800;
  color: var(--lime);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 400;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

/* === FEATURES === */
.features {
  padding: 100px 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.features-header {
  text-align: center;
  margin-bottom: 64px;
}

.features-title {
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}

.features-sub {
  font-size: 17px;
  color: var(--text-muted);
}

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

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--lime-dim) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover { border-color: rgba(184, 255, 87, 0.25); transform: translateY(-2px); }
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--lime-dim);
  border: 1px solid rgba(184, 255, 87, 0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--lime);
  position: relative;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  position: relative;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  position: relative;
}

/* === HOW === */
.how {
  padding: 80px 32px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.how-header {
  max-width: 1100px;
  margin: 0 auto 56px;
}

.how-title {
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 700;
  color: var(--text);
}

.how-steps {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  padding-right: 40px;
}

.step-num {
  font-family: 'Space Grotesk', monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--lime);
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.step-connector {
  width: 40px;
  flex-shrink: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--lime), rgba(184,255,87,0.1));
  margin-top: 24px;
}

/* === MANIFESTO === */
.manifesto {
  padding: 80px 32px;
}

.manifesto-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.manifesto-rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--lime), transparent);
  opacity: 0.3;
  margin-bottom: 48px;
}

.manifesto-rule:last-child { margin-bottom: 0; margin-top: 48px; }

.manifesto-quote {
  font-family: 'Syne', sans-serif;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  letter-spacing: -0.01em;
  quotes: none;
}

/* === CLOSING === */
.closing {
  padding: 100px 32px;
  text-align: center;
  max-width: 1100px;
  margin: 0 auto;
}

.closing-headline {
  font-size: clamp(38px, 5.5vw, 64px);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 28px;
  line-height: 1.1;
}

.closing-sub {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.closing-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.closing-tags span {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 100px;
  transition: border-color 0.2s, color 0.2s;
}

.closing-tags span:hover {
  border-color: rgba(184, 255, 87, 0.3);
  color: var(--lime);
}

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

.footer-inner { max-width: 1100px; margin: 0 auto; }

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.footer-copy {
  font-size: 12px;
  color: rgba(139, 148, 158, 0.5);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; }
  .how-steps { flex-direction: column; gap: 32px; }
  .step-connector { display: none; }
  .stats-inner { flex-direction: column; }
  .stat-divider { width: 40px; height: 1px; }
  .hero { padding-top: 100px; }
  .hero-headline { font-size: 48px; }
  .hero-targets { flex-direction: column; gap: 8px; }
  .sep { display: none; }
}

@media (max-width: 480px) {
  .features, .how, .manifesto, .closing, .stats { padding-left: 20px; padding-right: 20px; }
  .nav-inner, .hero { padding-left: 20px; padding-right: 20px; }
  .feature-card { padding: 24px; }
}