/* ── Variables ── */
:root {
  --bg: #07090f;
  --surface: #0b0e17;
  --surface-2: #111522;
  --surface-3: #161b27;
  --border: #1c2235;
  --border-dim: #131829;
  --fg: #e8eaf0;
  --fg-mid: #a0a8bc;
  --fg-dim: #62697f;
  --accent: #c9a84c;
  --accent-dim: rgba(201,168,76,0.12);
  --accent-line: rgba(201,168,76,0.3);
  --red: #e05a5a;

  --font-display: 'IBM Plex Sans', system-ui, sans-serif;
  --font-serif: 'Libre Baskerville', Georgia, serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max-w: 1180px;
  --pad-x: 40px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-display);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Utility ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.mono-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 20px;
}

.section-sub {
  font-size: 1rem;
  font-weight: 300;
  color: var(--fg-mid);
  max-width: 560px;
  line-height: 1.7;
}

/* ── Navigation ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 15, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-dim);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 18px var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.nav-divider {
  width: 1px;
  height: 14px;
  background: var(--border);
}
.nav-tag {
  font-size: 0.72rem;
  color: var(--fg-dim);
  font-weight: 300;
  letter-spacing: 0.03em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 0.82rem;
  color: var(--fg-mid);
  font-weight: 400;
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
.nav-links a:hover { color: var(--fg); }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent) !important;
  border: 1px solid rgba(201,168,76,0.35);
  padding: 8px 18px;
  transition: background 0.2s, border-color 0.2s !important;
}
.nav-cta:hover {
  background: var(--accent-dim) !important;
  border-color: var(--accent) !important;
}

/* ── Hero ── */
.hero {
  padding: 120px var(--pad-x) 100px;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 7vw, 5.8rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 32px;
}
.hero-headline em {
  font-style: normal;
  color: var(--fg-mid);
  font-weight: 300;
}
.hero-lede {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--fg-mid);
  max-width: 520px;
  line-height: 1.75;
  margin-bottom: 64px;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-dim);
  border: 1px solid var(--border-dim);
  width: fit-content;
}
.hero-stat {
  padding: 28px 36px 28px 0;
  background: var(--bg);
  min-width: 160px;
}
.hero-stat-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 500;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 0.72rem;
  color: var(--fg-dim);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.4;
}
.hero-cta-row {
  margin-top: 48px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.btn-primary {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  padding: 14px 28px;
  font-weight: 500;
  transition: opacity 0.2s;
  display: inline-block;
}
.btn-primary:hover { opacity: 0.85; }
.hero-note {
  font-size: 0.78rem;
  color: var(--fg-dim);
  font-weight: 300;
}

/* ── Advantage (full-width dark band) ── */
.advantage {
  background: var(--surface);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  padding: 80px 0;
}
.advantage-header {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: 56px;
}
.advantage-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-dim);
  border: 1px solid var(--border-dim);
}
.adv-card {
  background: var(--surface);
  padding: 44px 40px;
}
.adv-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 24px;
  opacity: 0.7;
}
.adv-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.3;
}
.adv-card p {
  font-size: 0.875rem;
  color: var(--fg-mid);
  line-height: 1.75;
  font-weight: 300;
}

/* ── Products (3-col card grid) ── */
.products {
  padding: 90px 0;
}
.products-header {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: 56px;
}
.products-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--border-dim);
  padding: 36px 32px;
  transition: border-color 0.2s;
  position: relative;
  overflow: hidden;
}
.product-card:hover { border-color: var(--border); }
.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}
.product-card:hover::before { opacity: 1; }
.product-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 20px;
}
.product-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.3;
}
.product-card p {
  font-size: 0.85rem;
  color: var(--fg-mid);
  line-height: 1.7;
  font-weight: 300;
}
.product-tag {
  display: inline-block;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(201,168,76,0.25);
  padding: 4px 10px;
}

/* ── Sectors (2-col) ── */
.sectors {
  padding: 90px 0;
  background: var(--surface);
  border-top: 1px solid var(--border-dim);
}
.sectors-header {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  margin-bottom: 56px;
}
.sectors-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.sector-card {
  background: var(--surface-2);
  border: 1px solid var(--border-dim);
  padding: 40px 36px;
}
.sector-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 14px;
}
.sector-card p {
  font-size: 0.875rem;
  color: var(--fg-mid);
  line-height: 1.75;
  font-weight: 300;
  margin-bottom: 20px;
}
.sector-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.sector-tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
  border: 1px solid var(--border);
  padding: 4px 10px;
}

/* ── Closing ── */
.closing {
  padding: 100px 0;
  background: var(--bg);
}
.closing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.closing-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.closing-headline {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 24px;
}
.closing-body {
  font-size: 0.9rem;
  color: var(--fg-mid);
  line-height: 1.8;
  font-weight: 300;
}
.closing-right {}
.closing-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border-dim);
  border: 1px solid var(--border-dim);
  margin-bottom: 40px;
}
.c-stat {
  background: var(--surface);
  padding: 28px 24px;
}
.c-stat-num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 500;
  color: var(--fg);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 10px;
}
.c-stat-label {
  font-size: 0.75rem;
  color: var(--fg-dim);
  font-weight: 300;
}
.closing-cta {
  display: flex;
  align-items: center;
  gap: 20px;
}
.btn-outline {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-mid);
  border: 1px solid var(--border);
  padding: 12px 24px;
  transition: border-color 0.2s, color 0.2s;
  display: inline-block;
}
.btn-outline:hover { border-color: var(--fg-mid); color: var(--fg); }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border-dim);
  background: var(--bg);
  padding: 56px 0 40px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
.footer-brand-logo {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 14px;
  letter-spacing: 0.06em;
}
.footer-brand-desc {
  font-size: 0.82rem;
  color: var(--fg-dim);
  line-height: 1.7;
  font-weight: 300;
  max-width: 300px;
}
.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-mid);
  margin-bottom: 20px;
}
.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col ul li a {
  font-size: 0.82rem;
  color: var(--fg-dim);
  font-weight: 300;
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--fg-mid); }
.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  border-top: 1px solid var(--border-dim);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-copy {
  font-size: 0.72rem;
  color: var(--fg-dim);
  font-weight: 300;
}
.footer-legal {
  display: flex;
  gap: 20px;
}
.footer-legal a {
  font-size: 0.72rem;
  color: var(--fg-dim);
  font-weight: 300;
  transition: color 0.2s;
}
.footer-legal a:hover { color: var(--fg-mid); }

/* ── Mobile ── */
@media (max-width: 900px) {
  :root { --pad-x: 24px; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .advantage-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .sectors-grid { grid-template-columns: 1fr; }
  .closing-inner { grid-template-columns: 1fr; gap: 48px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  :root { --pad-x: 20px; }
  .hero { padding: 80px var(--pad-x) 60px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-stat { padding: 20px 16px 20px 0; min-width: 120px; }
  .hero-stat-num { font-size: 1.6rem; }
  .closing-stats { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .hero-cta-row { flex-direction: column; align-items: flex-start; gap: 16px; }
}