:root {
  --bg: #0f1419;
  --surface: #151c24;
  --surface-2: #1c2530;
  --fg: #f5f0e8;
  --fg-muted: #9aa5b1;
  --accent: #b8f23a;
  --accent-dim: rgba(184, 242, 58, 0.12);
  --border: rgba(255,255,255,0.06);
  --font-head: 'Sora', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

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

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 20, 25, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.5px;
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  font-weight: 300;
  letter-spacing: 0.3px;
}

/* HERO */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 32px 64px;
}
.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(38px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -1.5px;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 460px;
  font-weight: 300;
}

/* STACK CARDS VISUAL */
.stack-cards {
  position: relative;
  width: 100%;
  height: 320px;
}
.stack-card {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  backdrop-filter: blur(8px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.4);
}
.stack-card-main {
  width: 180px;
  height: 100px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-2deg);
  background: linear-gradient(135deg, #1a2218 0%, #0f1a0d 100%);
  border-color: rgba(184, 242, 58, 0.3);
  justify-content: center;
}
.stack-card-main .card-label {
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.5px;
}
.stack-card-main .card-sub {
  font-size: 12px;
  color: rgba(245, 240, 232, 0.5);
}
.stack-card-1 { width: 140px; top: 10px; left: 15px; transform: rotate(-5deg); }
.stack-card-2 { width: 140px; top: 10px; right: 15px; transform: rotate(4deg); }
.stack-card-3 { width: 130px; bottom: 20px; left: 0; transform: rotate(-3deg); }
.stack-card-4 { width: 130px; bottom: 20px; right: 0; transform: rotate(3deg); }
.stack-card-5 { width: 120px; bottom: 70px; right: 60px; transform: rotate(6deg); }
.stack-card span {
  font-size: 13px;
  color: var(--fg-muted);
  font-weight: 400;
}
.card-icon {
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 4px;
}

/* HERO PROOF ROW */
.hero-proof-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.proof-label {
  font-size: 13px;
  color: var(--fg-muted);
  white-space: nowrap;
}
.proof-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.proof-tags span {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--fg-muted);
}

/* PROOF SECTION */
.proof-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.proof-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.proof-stat { display: flex; flex-direction: column; gap: 10px; }
.stat-number {
  font-family: var(--font-head);
  font-size: 52px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -2px;
}
.stat-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.55;
  max-width: 280px;
}

/* FEATURES */
.features {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 32px;
}
.features-header {
  margin-bottom: 64px;
}
.features-header h2 {
  font-family: var(--font-head);
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--fg);
  margin-bottom: 16px;
}
.features-intro {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 480px;
  font-weight: 300;
}
.feature-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 36px 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.2s;
}
.feature-card:hover { background: var(--surface-2); }
.feature-icon {
  font-size: 24px;
  color: var(--accent);
}
.feature-card h3 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.3px;
}
.feature-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
  font-weight: 300;
}

/* MANIFESTO */
.manifesto {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.manifesto-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 32px;
}
.manifesto-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
blockquote {
  font-family: var(--font-head);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  line-height: 1.45;
  color: var(--fg);
  letter-spacing: -0.5px;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
  margin-bottom: 28px;
}
.manifesto-body {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 640px;
  padding-left: 31px;
  font-weight: 300;
}
.manifesto-body + .manifesto-body { margin-top: 12px; }

/* OUTCOMES */
.outcomes {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 32px;
}
.outcomes-header { margin-bottom: 56px; }
.outcomes-header h2 {
  font-family: var(--font-head);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.8px;
  color: var(--fg);
  max-width: 560px;
}
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}
.outcome {
  padding: 40px 40px 44px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.outcome-metric {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.3px;
}
.outcome-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
  font-weight: 300;
}

/* CLOSING */
.closing {
  background: linear-gradient(160deg, #1a2218 0%, #0f1419 100%);
  border-top: 1px solid rgba(184, 242, 58, 0.15);
}
.closing-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 32px;
  text-align: center;
}
.closing h2 {
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -1px;
  color: var(--fg);
  margin-bottom: 24px;
}
.closing-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.65;
  font-weight: 300;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.footer-logo {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.5px;
  display: block;
  margin-bottom: 6px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--fg-muted);
  font-weight: 300;
}
.footer-links span {
  font-size: 13px;
  color: var(--fg-muted);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav-inner { padding: 14px 20px; }
  .nav-tagline { display: none; }
  .hero { padding: 64px 20px 48px; }
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-sub { max-width: 100%; }
  .stack-cards { height: 220px; }
  .stack-card-main { width: 140px; height: 80px; }
  .stack-card-1, .stack-card-2, .stack-card-3, .stack-card-4, .stack-card-5 { width: 100px; padding: 12px; }
  .stack-card-1 span, .stack-card-2 span, .stack-card-3 span, .stack-card-4 span, .stack-card-5 span { font-size: 11px; }
  .hero-proof-row { flex-direction: column; align-items: flex-start; gap: 12px; }
  .proof-grid { grid-template-columns: 1fr; gap: 40px; padding: 48px 20px; }
  .features { padding: 64px 20px; }
  .feature-row { grid-template-columns: 1fr; }
  .manifesto-inner { padding: 64px 20px; }
  blockquote { font-size: 20px; }
  .outcomes { padding: 64px 20px; }
  .outcomes-grid { grid-template-columns: 1fr; }
  .closing-inner { padding: 64px 20px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .stat-number { font-size: 40px; }
  .hero-headline { font-size: 34px; }
  .stack-cards { display: none; }
}