:root {
  --bg: #0f1c2e;
  --bg-alt: #091422;
  --bg-card: #111e30;
  --fg: #f5f0e8;
  --fg-muted: #8a9ab5;
  --accent: #f59e0b;
  --accent-dim: rgba(245,158,11,0.12);
  --border: rgba(245,158,11,0.18);
  --radius: 12px;
  --radius-sm: 6px;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'Instrument 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);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9,20,34,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 40px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--fg);
  letter-spacing: 0.03em;
}
.nav-logo-dot { color: var(--accent); }
.nav-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.01em;
}

/* ── HERO ── */
.hero {
  padding: 100px 0 80px;
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(245,158,11,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(245,158,11,0.04) 0%, transparent 60%);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.hero-kicker-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(3rem, 6vw, 5.5rem);
  line-height: 1.08;
  color: var(--fg);
  margin-bottom: 32px;
  max-width: 700px;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-alt);
  overflow: hidden;
  width: fit-content;
}
.stat {
  display: flex;
  flex-direction: column;
  padding: 20px 32px;
}
.stat-number {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--accent);
  line-height: 1.1;
}
.stat-label {
  font-size: 0.72rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  margin-top: 4px;
  text-transform: uppercase;
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── SECTION SHARED ── */
.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 48px;
}

/* ── STACK ── */
.stack {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 96px 0;
}
.stack-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.stack-card {
  background: var(--bg-card);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.stack-icon {
  color: var(--accent);
  width: 40px;
  height: 40px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}
.stack-card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--fg);
  line-height: 1.2;
}
.stack-card-body {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.65;
  flex: 1;
}
.stack-card-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: 0.06em;
  padding: 5px 10px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  width: fit-content;
}
.stack-card-tag.accent {
  color: var(--accent);
  border-color: rgba(245,158,11,0.4);
  background: var(--accent-dim);
}

/* ── RESULTS ── */
.results {
  padding: 96px 0;
  background: var(--bg);
}
.results-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.results-left {}
.results-body {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}
.results-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.result-card {
  background: var(--bg-alt);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.result-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent);
  line-height: 1;
}
.result-context {
  font-size: 0.78rem;
  color: var(--fg-muted);
  line-height: 1.4;
}
.section-headline.light { color: var(--fg); }

/* ── DIFFERENTIATORS ── */
.diff {
  padding: 96px 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.diff-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.diff-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.diff-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  color: var(--accent);
  line-height: 1;
}
.diff-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.3;
}
.diff-body {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ── CLIENTS ── */
.clients {
  padding: 64px 0;
  background: var(--bg);
}
.clients-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.clients-sub {
  font-size: 0.88rem;
  color: var(--fg-muted);
}
.clients-scroll {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.client-chip {
  font-size: 0.82rem;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 8px 18px;
  background: var(--bg-alt);
}

/* ── MANIFESTO ── */
.manifesto {
  padding: 120px 0;
  background: var(--bg);
  background-image: radial-gradient(ellipse 70% 50% at 50% 50%, rgba(245,158,11,0.05) 0%, transparent 70%);
}
.manifesto-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
}
.manifesto-quote {}
.manifesto-text {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  color: var(--fg);
  line-height: 1.4;
  margin-bottom: 24px;
}
.manifesto-text:last-child {
  color: var(--fg-muted);
  font-style: italic;
}

/* ── FOOTER ── */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 48px 0;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--fg);
  display: block;
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 0.82rem;
  color: var(--fg-muted);
  max-width: 340px;
  line-height: 1.6;
}
.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
.footer-compliance {
  font-size: 0.75rem;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-copy {
  font-size: 0.75rem;
  color: rgba(138,154,181,0.5);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
  .results-inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  .nav-inner { padding: 14px 20px; }
  .hero-inner, .stack-inner, .results-inner, .diff-inner, .clients-inner, .manifesto-inner, .footer-inner { padding: 0 20px; }
  .hero { padding: 64px 0 56px; }
  .stack-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr 1fr; }
  .results-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { flex-direction: column; width: 100%; }
  .stat-divider { width: 80px; height: 1px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-meta { align-items: flex-start; }
}