:root {
  --bg: #f7f5f0;
  --fg: #1a1a2e;
  --slate: #1e3a5f;
  --orange: #e8602a;
  --muted: #6b7280;
  --border: #e0ddd6;
  --card: #ffffff;
  --radius: 4px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ── */
.nav {
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 20px;
  color: var(--slate);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.nav-tagline {
  font-family: 'Source Serif 4', serif;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Hero ── */
.hero {
  padding: 80px 48px 72px;
  background: var(--bg);
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-headline {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: clamp(48px, 6vw, 80px);
  line-height: 1.02;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 440px;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  gap: 36px;
}
.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--orange);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.stat-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.device-frame {
  width: 280px;
  background: var(--slate);
  border-radius: 24px;
  padding: 16px;
  box-shadow: 0 24px 60px rgba(30,58,95,0.35), 0 0 0 1px rgba(30,58,95,0.15);
  position: relative;
  z-index: 1;
}
.device-screen {
  background: #0a1a2e;
  border-radius: 14px;
  padding: 20px 16px;
  border: 1px solid rgba(255,255,255,0.08);
}
.device-header {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
}
.device-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.device-dot.green { background: #22c55e; }
.device-dot.amber { background: #f59e0b; }
.device-dot.red { background: #ef4444; }
.device-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.device-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
}
.device-status {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #22c55e;
  text-transform: uppercase;
}
.device-bar {
  height: 32px;
  background: linear-gradient(90deg, var(--orange) 0%, #f87171 60%, #ef4444 100%);
  border-radius: 4px;
  opacity: 0.7;
  margin: 4px 0;
}
.device-result {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 8px;
  margin-top: 4px;
}
.device-result-label {
  font-size: 10px;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.device-result-val {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
}
.device-result-val.negative { color: #22c55e; }
.device-time {
  font-family: 'Barlow Condensed', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.25);
  text-align: right;
  letter-spacing: 0.08em;
}
.device-glow {
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(232,96,42,0.12) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
}

/* ── Credentials ── */
.credentials {
  padding: 56px 48px;
  background: var(--slate);
}
.credentials-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.credentials-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 32px;
}
.credentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.credential-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.cred-icon {
  color: var(--orange);
  flex-shrink: 0;
  margin-top: 2px;
}
.cred-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.cred-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}

/* ── Process ── */
.process {
  padding: 80px 48px;
  background: var(--bg);
}
.process-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 36px;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin-bottom: 48px;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.process-step {
  padding: 32px 36px 32px 0;
  border-right: 1px solid var(--border);
}
.process-step:first-child { padding-left: 0; }
.process-step:last-child { border-right: none; }
.process-step:not(:first-child) { padding-left: 36px; }
.step-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 56px;
  color: var(--border);
  line-height: 1;
  margin-bottom: 16px;
}
.step-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}
.step-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.65;
}

/* ── Industries ── */
.industries {
  padding: 72px 48px;
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.industries-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.industries-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 32px;
}
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.industry-card {
  padding: 28px 24px;
  border: 1px solid var(--border);
  background: var(--bg);
}
.industry-icon {
  color: var(--slate);
  margin-bottom: 14px;
}
.industry-name {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.industry-sub {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
}

/* ── Closing ── */
.closing {
  padding: 80px 48px;
  background: var(--slate);
}
.closing-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}
.closing-rule {
  width: 40px;
  height: 3px;
  background: var(--orange);
  margin: 0 auto 32px;
}
.closing-statement {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 30px;
  color: #fff;
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.closing-sub {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
}

/* ── Footer ── */
.footer {
  padding: 28px 48px;
  background: #0f1f33;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.footer-name {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 800;
  font-size: 15px;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-location {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.06em;
}
.footer-note {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  text-align: right;
  max-width: 280px;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .credentials-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: 1fr; }
  .process-step { border-right: none; border-bottom: 1px solid var(--border); padding: 24px 0; }
  .process-step:not(:first-child) { padding-left: 0; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { flex-direction: column; gap: 12px; }
  .footer-note { text-align: left; }
}
@media (max-width: 600px) {
  .hero, .process, .closing, .industries, .credentials { padding: 48px 24px; }
  .nav { padding: 16px 24px; }
  .hero-stats { gap: 24px; }
  .credentials-grid, .industries-grid { grid-template-columns: 1fr; }
}