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

:root {
  --bg: #050b18;
  --bg-2: #080e1f;
  --surface: #0d1529;
  --fg: #f0f4f8;
  --fg-2: #8896b0;
  --fg-3: #4d5d78;
  --accent: #00e5ff;
  --accent-dim: rgba(0, 229, 255, 0.12);
  --accent-border: rgba(0, 229, 255, 0.25);
  --font-head: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1120px;
  --radius: 10px;
}

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;
}

/* === NAV === */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 clamp(20px, 5vw, 60px);
  height: 60px;
  display: flex;
  align-items: center;
  background: rgba(5, 11, 24, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.nav-inner {
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--fg-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* === HERO === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: clamp(80px, 15vh, 140px) clamp(20px, 5vw, 60px) clamp(60px, 10vh, 100px);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 40%, rgba(0, 229, 255, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 20% 70%, rgba(0, 100, 255, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(0, 229, 255, 0.04) 0%, transparent 50%);
  pointer-events: none;
}
.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--bg));
}
.hero-inner {
  position: relative;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}
.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-family: var(--font-head);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-border);
  background: var(--accent-dim);
  padding: 6px 14px;
  border-radius: 40px;
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
  max-width: 720px;
}
.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--fg-2);
  max-width: 560px;
  margin-bottom: 52px;
  line-height: 1.7;
}
.hero-stats {
  display: flex;
  gap: 0;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  min-width: 160px;
}
.hero-stat-value {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: var(--fg-2);
  line-height: 1.3;
}
.hero-stat-divider {
  display: none;
}

/* === SHARED SECTIONS === */
section { padding: clamp(60px, 10vh, 100px) clamp(20px, 5vw, 60px); }
.section-label {
  font-size: 0.72rem;
  font-family: var(--font-head);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-heading {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 20px;
}
.section-body {
  font-size: 1rem;
  color: var(--fg-2);
  line-height: 1.75;
  max-width: 680px;
  margin-bottom: 16px;
}

/* === PROBLEM === */
.problem { background: var(--bg); }
.problem-inner { max-width: var(--max-w); margin: 0 auto; }
.problem-quote {
  margin-top: 40px;
  padding: 28px 32px;
  border-left: 2px solid var(--accent);
  background: var(--accent-dim);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.problem-quote p:first-child {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  font-style: italic;
  margin-bottom: 8px;
}
.problem-quote-attr { font-size: 0.8rem; color: var(--fg-3); }

/* === PLATFORM === */
.platform { background: var(--bg-2); }
.platform-inner { max-width: var(--max-w); margin: 0 auto; }
.platform-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 44px;
}
.pillar {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
}
.pillar-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}
.pillar-content h3 {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
}
.pillar-content p { font-size: 0.88rem; color: var(--fg-2); line-height: 1.6; }

/* === METHOD === */
.method { background: var(--bg); }
.method-inner { max-width: var(--max-w); margin: 0 auto; }
.method-steps {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  overflow: hidden;
}
.step {
  display: flex;
  gap: 20px;
  padding: 28px 28px;
  border-right: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.step:nth-child(even) { border-right: none; }
.step:nth-child(3), .step:nth-child(4) { border-bottom: none; }
.step-num {
  font-family: var(--font-head);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-body h3 {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
}
.step-body p { font-size: 0.85rem; color: var(--fg-2); line-height: 1.6; }

/* === OUTCOMES === */
.outcomes { background: var(--bg-2); }
.outcomes-inner { max-width: var(--max-w); margin: 0 auto; }
.outcomes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 44px;
}
.outcome {
  padding: 28px;
  background: var(--surface);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius);
}
.outcome-metric {
  font-family: var(--font-head);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 6px;
}
.outcome-label {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
}
.outcome-note { font-size: 0.82rem; color: var(--fg-2); line-height: 1.5; }

/* === MANIFESTO === */
.manifesto { background: var(--bg); border-top: 1px solid rgba(255,255,255,0.04); }
.manifesto-inner { max-width: 760px; margin: 0 auto; }
.manifesto-quote p {
  font-family: var(--font-head);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  font-weight: 400;
  color: var(--fg-2);
  line-height: 1.8;
  margin-bottom: 20px;
  font-style: italic;
}
.manifesto-quote p:first-child { color: var(--fg); font-weight: 600; font-style: normal; }

/* === FOOTER === */
.footer { background: var(--bg-2); padding: 36px clamp(20px, 5vw, 60px); border-top: 1px solid rgba(255,255,255,0.04); }
.footer-inner { max-width: var(--max-w); margin: 0 auto; display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.footer-logo { font-family: var(--font-head); font-weight: 700; font-size: 1rem; color: var(--fg); }
.footer-desc { font-size: 0.82rem; color: var(--fg-3); margin-top: 4px; }
.footer-links { font-size: 0.78rem; color: var(--fg-3); }

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero-stats { gap: 10px; }
  .hero-stat { min-width: 130px; padding: 12px 16px; }
  .hero-stat-value { font-size: 1.4rem; }
  .platform-pillars { grid-template-columns: 1fr; }
  .method-steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .step:last-child { border-bottom: none; }
  .outcomes-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .hero { padding-top: 100px; }
  .hero-headline { font-size: 2.2rem; }
  .hero-stats { flex-direction: column; }
  .hero-stat { min-width: 100%; }
}