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

:root {
  --bg: #070D1A;
  --bg2: #0D1627;
  --bg3: #0F1C30;
  --b0: #1E3050;
  --b1: #2A4070;
  --cy: #0891B2;
  --cyL: #22D3EE;
  --cyD: rgba(8, 145, 178, 0.12);
  --grL: #34D399;
  --goL: #FCD34D;
  --reL: #FCA5A5;
  --reD: rgba(220, 38, 38, 0.12);
  --wh: #F0F9FF;
  --mu: #64748B;
  --muL: #94A3B8;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --rad: 8px;
  --rad-sm: 6px;
  --rad-lg: 12px;
  --tr: 0.15s ease;
}

html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--wh);
  font-family: var(--sans);
  line-height: 1.5;
}

.landing { min-height: 100vh; }

.landing-nav {
  position: sticky;
  top: 0;
  z-index: 40;
}

.landing-nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.landing-nav-brand img { max-width: 132px; height: auto; display: block; }

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.landing-nav-links a {
  color: var(--muL);
  text-decoration: none;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: var(--rad-sm);
  transition: var(--tr);
}

.landing-nav-links a:hover { color: var(--wh); background: var(--bg3); }

.landing-hero {
  text-align: center;
}

.landing-hero-logo {
  display: block;
  width: min(100%, 320px);
  height: auto;
  margin: 0 auto 28px;
}

.landing-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyL);
  background: var(--cyD);
  border: 1px solid rgba(8, 145, 178, 0.28);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.landing-hero h1 {
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 820px;
  margin: 0 auto 16px;
}

.landing-hero-lead {
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.65;
  color: var(--muL);
  max-width: 680px;
  margin: 0 auto 28px;
}

.landing-hero-lead strong { color: var(--wh); font-weight: 600; }

.landing-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 36px;
}

.landing-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: var(--rad-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--tr);
  text-decoration: none;
  font-family: inherit;
}

.landing-btn-primary { background: var(--cy); border-color: var(--cy); color: #fff; }
.landing-btn-primary:hover { background: var(--cyL); border-color: var(--cyL); color: var(--bg); }

.landing-btn-ghost { background: transparent; border-color: var(--b1); color: var(--muL); }
.landing-btn-ghost:hover { border-color: var(--cy); color: var(--wh); background: var(--bg3); }

.landing-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.landing-stat {
  background: var(--bg2);
  border: 1px solid var(--b0);
  border-radius: var(--rad-lg);
  padding: 16px 14px;
}

.landing-stat-val {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyL);
  margin-bottom: 6px;
}

.landing-stat-val.re { color: var(--reL); }
.landing-stat-lbl { font-size: 11px; line-height: 1.45; color: var(--mu); }

.landing-section { /* width/padding in layout.css */ }
.landing-section-hdr { margin-bottom: 28px; }
.landing-section-hdr h2 { font-size: clamp(22px, 3vw, 30px); letter-spacing: -0.02em; margin-bottom: 10px; }
.landing-section-hdr p { color: var(--muL); font-size: 15px; line-height: 1.65; max-width: 720px; }

.landing-philosophy { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.landing-phil-card { background: var(--bg2); border: 1px solid var(--b0); border-radius: var(--rad-lg); padding: 22px; }
.landing-phil-card.highlight { border-color: rgba(8, 145, 178, 0.35); background: linear-gradient(145deg, var(--bg2), var(--cyD)); }
.landing-phil-card h3 { font-size: 14px; margin-bottom: 8px; color: var(--mu); text-transform: uppercase; letter-spacing: 0.06em; }
.landing-phil-card.highlight h3 { color: var(--cyL); }
.landing-phil-card p { font-size: 14px; line-height: 1.65; color: var(--muL); }
.landing-phil-card .big { font-size: 18px; font-weight: 600; color: var(--wh); margin-bottom: 10px; line-height: 1.4; }

.landing-gap-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.landing-gap-item { display: flex; gap: 12px; padding: 16px; background: var(--bg2); border: 1px solid var(--b0); border-radius: var(--rad); }
.landing-gap-item span {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  background: var(--reD); color: var(--reL); font-size: 12px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.landing-gap-item h4 { font-size: 13px; margin-bottom: 4px; }
.landing-gap-item p { font-size: 12.5px; color: var(--muL); line-height: 1.55; }

.landing-table-wrap { overflow-x: auto; border: 1px solid var(--b0); border-radius: var(--rad-lg); background: var(--bg2); }
.landing-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.landing-table th, .landing-table td { padding: 10px 12px; border-bottom: 1px solid var(--b0); text-align: left; }
.landing-table th { font-size: 10px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--mu); background: var(--bg3); }
.landing-table tr:last-child td { border-bottom: none; }
.landing-table .yes { color: var(--grL); font-weight: 600; }
.landing-table .no { color: var(--mu); }
.landing-table .partial { color: var(--goL); }
.landing-table .blamr-col { background: rgba(8, 145, 178, 0.06); color: var(--cyL); font-weight: 600; }

.landing-examples { display: grid; gap: 12px; }
.landing-example { background: var(--bg2); border: 1px solid var(--b0); border-radius: var(--rad-lg); overflow: hidden; }
.landing-example summary { cursor: pointer; list-style: none; padding: 16px 18px; display: flex; align-items: flex-start; gap: 14px; }
.landing-example summary::-webkit-details-marker { display: none; }
.landing-example-num {
  font-family: var(--mono); font-size: 11px; font-weight: 700; color: var(--cyL);
  background: var(--cyD); border: 1px solid rgba(8, 145, 178, 0.25); padding: 4px 8px; border-radius: 6px; flex-shrink: 0;
}
.landing-example-title { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.landing-example-sub { font-size: 12px; color: var(--mu); line-height: 1.5; }
.landing-example-body { padding: 0 18px 18px; border-top: 1px solid var(--b0); }
.landing-example-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.landing-example-col { padding: 14px; border-radius: var(--rad); font-size: 12.5px; line-height: 1.6; }
.landing-example-col.without { background: rgba(220, 38, 38, 0.06); border: 1px solid rgba(220, 38, 38, 0.18); }
.landing-example-col.with { background: rgba(8, 145, 178, 0.06); border: 1px solid rgba(8, 145, 178, 0.22); }
.landing-example-col h5 { font-size: 10px; text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 8px; }
.landing-example-col.without h5 { color: var(--reL); }
.landing-example-col.with h5 { color: var(--cyL); }
.landing-example-fix { margin-top: 12px; padding: 12px 14px; background: var(--bg3); border-radius: var(--rad); font-size: 12px; color: var(--muL); line-height: 1.55; }
.landing-example-fix strong { color: var(--grL); }

.landing-why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.landing-why-card { padding: 18px; background: var(--bg2); border: 1px solid var(--b0); border-radius: var(--rad-lg); }
.landing-why-card .num { font-family: var(--mono); font-size: 11px; color: var(--cy); margin-bottom: 8px; }
.landing-why-card h4 { font-size: 14px; margin-bottom: 6px; }
.landing-why-card p { font-size: 12.5px; color: var(--muL); line-height: 1.6; }

.landing-deploy { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.landing-deploy-card { padding: 18px; background: var(--bg2); border: 1px solid var(--b0); border-radius: var(--rad-lg); }
.landing-deploy-card h4 { font-size: 13px; margin-bottom: 6px; color: var(--cyL); }
.landing-deploy-card p { font-size: 12px; color: var(--muL); line-height: 1.55; }

.landing-footer { text-align: center; }
.landing-footer-logo { width: min(100%, 200px); margin: 0 auto 16px; display: block; }
.landing-footer > p { color: var(--mu); font-size: 13px; line-height: 1.7; max-width: 520px; margin: 0 auto 20px; }
.landing-footer-links { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; font-size: 12px; }
.landing-footer-links a { color: var(--cyL); text-decoration: none; }
.landing-footer-links a:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .landing-stats { grid-template-columns: repeat(2, 1fr); }
  .landing-philosophy, .landing-gap-grid, .landing-example-cols, .landing-why-grid, .landing-deploy { grid-template-columns: 1fr; }
  .landing-nav-links a.hide-sm { display: none; }
}