:root {
  --background: #ffffff;
  --surface: #f8fafc;
  --surface-strong: #eef2f7;
  --text: #172033;
  --muted: #5d6b82;
  --border: #dde4ee;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #0f766e;
  --ring: rgba(37, 99, 235, 0.2);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 14px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(221, 228, 238, 0.82);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.2;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-weight: 900;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 6px;
}

.site-nav a {
  min-height: 34px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

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

.hero-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  min-height: calc(100vh - 72px);
  padding: clamp(42px, 8vw, 96px) clamp(18px, 4vw, 56px) 44px;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 18px;
  line-height: 1.25;
}

.hero-lede {
  max-width: 560px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 800;
}

.button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--ring);
}

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

.button-primary:hover {
  background: var(--primary-dark);
}

.button-secondary {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
}

.button-secondary:hover {
  background: var(--surface);
}

.hero-visual {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.14);
}

.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.section-band,
.workflow-section,
.trust-section,
.content-page {
  padding: clamp(54px, 8vw, 96px) clamp(18px, 4vw, 56px);
}

.section-band {
  background: var(--surface);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading p,
.workflow-section p,
.trust-section p,
.content-page p,
.content-page li {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}

.feature-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

.workflow-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(300px, 1.2fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: start;
}

.step-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}

.step-list li {
  counter-increment: steps;
  position: relative;
  min-height: 68px;
  padding: 18px 18px 18px 62px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font-weight: 700;
}

.step-list li::before {
  content: counter(steps);
  position: absolute;
  left: 18px;
  top: 16px;
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 8px;
  background: var(--surface-strong);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 900;
}

.trust-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--border);
}

.trust-section div {
  max-width: 760px;
}

.trust-section p {
  margin-bottom: 0;
}

.content-page {
  max-width: 940px;
  min-height: calc(100vh - 168px);
}

.content-page header {
  margin-bottom: 34px;
}

.content-page h1 {
  font-size: clamp(38px, 6vw, 64px);
}

.content-section {
  margin-top: 30px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.content-section h2 {
  font-size: 26px;
}

.content-section ul {
  margin: 0;
  padding-left: 20px;
}

.contact-panel {
  display: grid;
  gap: 14px;
  max-width: 680px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.site-footer p {
  margin: 0;
}

.site-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-weight: 700;
}

@media (max-width: 900px) {
  .site-header,
  .site-footer,
  .trust-section {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-section,
  .workflow-section {
    grid-template-columns: 1fr;
  }

  .hero-section {
    min-height: auto;
  }

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

@media (max-width: 560px) {
  .site-header {
    position: static;
  }

  .brand-link {
    align-items: flex-start;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}