:root {
  --bg: #0a0a0f;
  --bg2: #111117;
  --fg: #f5f5f7;
  --fg2: #9999a8;
  --accent: #ff4433;
  --accent-dim: rgba(255, 68, 51, 0.12);
  --border: rgba(255, 255, 255, 0.08);
  --font-head: 'Syne', sans-serif;
  --font-body: 'Figtree', sans-serif;
}

*, *::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: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* NAV */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 48px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
}

.nav-brand {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--fg);
}

.nav-tag {
  font-size: 13px;
  color: var(--fg2);
  letter-spacing: 0.05em;
}

.nav-cta-wrap {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-cta {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.75; }

/* HERO */
.hero {
  min-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 48px 60px;
  position: relative;
}

.hero-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(52px, 7vw, 96px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -2px;
  color: var(--fg);
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 18px;
  color: var(--fg2);
  max-width: 540px;
  line-height: 1.6;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  width: fit-content;
  background: var(--bg2);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 36px;
  gap: 4px;
}

.stat-num {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  font-size: 12px;
  color: var(--fg2);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-scroll {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 64px;
  opacity: 0.4;
}

.scroll-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--fg2);
}

.scroll-label {
  font-size: 12px;
  color: var(--fg2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* HOW */
.how {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
}

.how-header {
  margin-bottom: 72px;
}

.section-tag {
  display: block;
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.how-header h2 {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -1px;
  max-width: 480px;
  line-height: 1.1;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.step {
  display: flex;
  gap: 20px;
  padding: 36px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  align-items: flex-start;
}

.step-num {
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  margin-top: 4px;
}

.step-content h3 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.step-content p {
  font-size: 15px;
  color: var(--fg2);
  line-height: 1.65;
}

/* FEATURES */
.features {
  padding: 120px 48px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  border-top: 1px solid var(--border);
  align-items: start;
}

.features-left h2 {
  font-family: var(--font-head);
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.2;
  max-width: 280px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

.feature-card {
  padding: 32px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
}

.feature-icon {
  font-size: 20px;
  color: var(--accent);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.2px;
}

.feature-card p {
  font-size: 14px;
  color: var(--fg2);
  line-height: 1.6;
}

/* WHO FOR */
.whofor {
  padding: 120px 48px;
  border-top: 1px solid var(--border);
}

.whofor h2 {
  font-family: var(--font-head);
  font-size: clamp(24px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.2;
  max-width: 600px;
  margin-bottom: 56px;
}

.who-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 48px;
}

.who-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 24px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 14px;
  color: var(--fg2);
  line-height: 1.5;
}

.who-icon {
  color: var(--accent);
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 2px;
}

.whofor h2 {
  margin-top: 16px;
}

.who-closing {
  font-size: 16px;
  color: var(--fg2);
  max-width: 480px;
  line-height: 1.6;
}

/* MANIFESTO */
.manifesto {
  padding: 140px 48px;
  border-top: 1px solid var(--border);
  background: var(--bg2);
}

.manifesto-inner {
  max-width: 720px;
}

.manifesto-quote {
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 8px;
}

.manifesto-body {
  font-size: 16px;
  color: var(--fg2);
  line-height: 1.7;
  margin-top: 24px;
  max-width: 580px;
}

.manifesto-closing {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
  color: var(--fg);
  margin-top: 32px;
  max-width: 480px;
  line-height: 1.5;
}

/* FOOTER */
footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer .nav-brand { font-size: 16px; }
footer p { font-size: 13px; color: var(--fg2); }

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav { padding: 20px 24px; }
  .hero { padding: 60px 24px 40px; }
  .how { padding: 80px 24px; }
  .how-steps { grid-template-columns: 1fr; }
  .features { padding: 80px 24px; grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .whofor { padding: 80px 24px; }
  .who-grid { grid-template-columns: 1fr; }
  .manifesto { padding: 80px 24px; }
  .hero-stats { flex-direction: column; width: 100%; }
  .stat-divider { width: 100%; height: 1px; }
  footer { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 44px; letter-spacing: -1px; }
  .nav-tag { display: none; }
  .how-steps { gap: 16px; }
  .step { padding: 24px; }
}