:root {
  --fg: #0f172a;
  --muted: #4b5563;
  --line: #e5e7eb;
  --bg: #ffffff;
  --chip: #f9fafb;
  --accent: #111827;
  --accent-soft: #11182710;
  --accent-text: #f9fafb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--fg);
  background: var(--bg);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.nav {
  border-bottom: 1px solid var(--line);
  background: #ffffffcc;
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-logo {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: radial-gradient(circle at 20% 20%, #22c55e, #111827);
}

.brand-text {
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 14px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
}

.nav-links a {
  padding: 4px 8px;
  border-radius: 999px;
}

.nav-links a.active {
  background: var(--accent-soft);
  font-weight: 600;
}

.nav-cta {
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid transparent;
}

.nav-cta:hover {
  text-decoration: none;
  background: #020617;
}

main {
  flex: 1;
}

.section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 16px 40px;
}

.hero {
  padding-top: 36px;
  padding-bottom: 40px;
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 2.1fr) minmax(0, 1.7fr);
  align-items: center;
}

.hero-title {
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 750;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.hero-sub {
  color: var(--muted);
  font-size: 15px;
  max-width: 520px;
  margin-bottom: 16px;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.chip {
  background: var(--chip);
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 12px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 14px;
  cursor: pointer;
}

.btn-primary:hover {
  background: #020617;
}

.btn-ghost {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: white;
  color: var(--fg);
  font-size: 14px;
}

.hero-note {
  color: var(--muted);
  font-size: 12px;
}

.hero-card {
  border-radius: 18px;
  border: 1px solid var(--line);
  padding: 16px;
  background: radial-gradient(circle at top left, #22c55e10, #ffffff);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}

.hero-card-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
}

.hero-metrics {
  display: grid;
  gap: 8px;
  margin: 10px 0 6px;
}

.metric {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
}

.metric-label {
  color: var(--muted);
}

.metric-value {
  font-weight: 600;
}

.hero-tagline {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.section-title {
  font-size: 20px;
  margin-bottom: 6px;
}

.section-sub {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
}

.columns {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 14px;
  background: #fff;
}

.card h3 {
  margin-top: 0;
  font-size: 15px;
  margin-bottom: 6px;
}

.card p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.list {
  font-size: 13px;
  color: var(--muted);
  padding-left: 18px;
}

.list li {
  margin: 4px 0;
}

.kpi-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.kpi-pill {
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 6px 10px;
  font-size: 12px;
  background: var(--chip);
}

.highlight {
  background: #fefce8;
  border-radius: 10px;
  padding: 10px 12px;
  border: 1px solid #facc15;
  font-size: 12px;
  color: #854d0e;
}

.faq {
  max-width: 760px;
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
}

.faq-q {
  font-weight: 600;
  font-size: 14px;
}

.faq-a {
  font-size: 13px;
  color: var(--muted);
  margin-top: 4px;
}

.contact-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
}

.contact-card {
  border-radius: 14px;
  border: 1px solid var(--line);
  padding: 16px;
  background: #fff;
}

.form-row {
  display: grid;
  gap: 12px;
}

.label {
  font-size: 13px;
  margin-bottom: 2px;
}

input, textarea {
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 14px;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

footer {
  border-top: 1px solid var(--line);
  padding: 14px 16px;
  font-size: 12px;
  color: var(--muted);
  background: #f9fafb;
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 800px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
  .columns {
    grid-template-columns: minmax(0, 1fr);
  }
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .nav-inner {
    flex-wrap: wrap;
  }
  .nav-links {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}