:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-soft: #f1f3f9;
  --text: #0f172a;
  --muted: #475569;
  --line: #dbe2ea;
  --line-strong: #cbd5e1;
  --accent: #111827;
  --shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  max-width: 900px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(246, 247, 251, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(203, 213, 225, 0.7);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 20px;
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav a {
  color: var(--muted);
  font-size: 0.96rem;
}

.nav a:hover {
  color: var(--text);
}

.hero-section {
  padding: 56px 0 32px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.feature-card,
.pricing-card,
.cta-panel,
.content-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 56px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #334155;
}

.hero-copy h1,
.section-heading h2,
.content-card h1 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  max-width: 12ch;
}

.hero-text {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 1.08rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero-note {
  margin: 18px 0 0;
  font-size: 0.95rem;
  color: #64748b;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 10px;
  font-weight: 600;
  transition: none;
}

.button-primary {
  background: var(--accent);
  color: #ffffff;
}

.button-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line-strong);
}

.button-full {
  width: 100%;
}

.hero-card {
  padding: 28px;
}

.card-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
}

.hero-card h2 {
  margin: 12px 0 22px;
  font-size: 1.6rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.metric {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
}

.metric-label {
  display: block;
  font-size: 0.85rem;
  color: #64748b;
}

.metric-value {
  display: block;
  margin-top: 4px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}

.card-summary {
  margin: 20px 0 0;
  color: var(--muted);
}

.section {
  padding: 32px 0;
}

.section-muted {
  background: transparent;
}

.section-heading {
  margin-bottom: 18px;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.section-intro {
  margin: 0;
  max-width: 75ch;
  color: var(--muted);
  font-size: 1.02rem;
}

.section-intro-tight {
  margin-top: 14px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.feature-card {
  padding: 24px;
}

.feature-card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 24px;
  align-items: start;
}

.process-list {
  margin: 18px 0 0;
  padding-left: 20px;
  color: var(--text);
}

.process-list li + li {
  margin-top: 12px;
}

.pricing-card {
  padding: 28px;
}

.pricing-label {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
}

.pricing-price {
  margin-top: 12px;
  font-size: 2.4rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0;
}

.pricing-text {
  margin: 14px 0 24px;
  color: var(--muted);
}

.cta-section {
  padding-bottom: 56px;
}

.cta-panel {
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.cta-panel h2 {
  margin: 0 0 10px;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.cta-panel p {
  margin: 0;
  color: var(--muted);
  max-width: 60ch;
}

.cta-panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #ffffff;
}

.footer-inner {
  padding: 24px 0 34px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.footer-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-text {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  color: var(--muted);
}

.footer-links a:hover {
  color: var(--text);
}

.page-main {
  padding: 48px 0 56px;
}

.content-card {
  padding: 40px;
}

.content-card h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 18px;
}

.content-card h2 {
  margin: 32px 0 12px;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.content-card p {
  margin: 0 0 16px;
  color: var(--muted);
}

.content-card ul {
  margin: 0 0 16px 20px;
  color: var(--muted);
}

.content-card li + li {
  margin-top: 8px;
}

.content-card strong {
  color: var(--text);
}

@media (max-width: 960px) {
  .hero-grid,
  .feature-grid,
  .two-column,
  .cta-panel,
  .footer-inner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .hero-copy {
    padding: 36px 28px;
  }

  .cta-panel {
    align-items: start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .header-inner {
    min-height: auto;
    padding: 16px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-copy,
  .hero-card,
  .feature-card,
  .pricing-card,
  .content-card,
  .cta-panel {
    padding: 24px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .cta-panel-actions,
  .footer-links {
    flex-direction: column;
    align-items: stretch;
  }

  .button {
    width: 100%;
  }
}