:root {
  --ink: #172126;
  --muted: #5c6970;
  --bg: #f6f7f5;
  --panel: #ffffff;
  --line: #d9e0dc;
  --blue: #1d4ed8;
  --green: #14785b;
  --dark: #111b20;
  --shadow: 0 18px 42px rgba(23, 33, 38, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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: 18px;
  min-height: 68px;
  padding: 0 clamp(18px, 4vw, 52px);
  border-bottom: 1px solid rgba(217, 224, 220, 0.75);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
}

.brand {
  font-weight: 900;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.6vw, 28px);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 750;
}

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

.hero {
  position: relative;
  min-height: calc(100vh - 68px);
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 18, 23, 0.94), rgba(10, 18, 23, 0.74) 35%, rgba(10, 18, 23, 0.1) 72%),
    linear-gradient(0deg, rgba(10, 18, 23, 0.38), transparent 35%);
}

.hero-content {
  position: relative;
  width: min(760px, 100%);
  padding: clamp(44px, 8vw, 92px) clamp(18px, 4vw, 52px);
  color: #ffffff;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #9be3c8;
}

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

h1 {
  max-width: 720px;
  margin-bottom: 18px;
  font-size: clamp(2.35rem, 6vw, 5rem);
  line-height: 0.98;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(1.75rem, 4vw, 3.2rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

p,
li {
  color: var(--muted);
  line-height: 1.6;
}

.hero p {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 6px;
  padding: 0 18px;
  font-weight: 850;
}

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

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff;
}

.section {
  padding: clamp(54px, 8vw, 92px) clamp(18px, 4vw, 52px);
}

.section-heading {
  width: min(840px, 100%);
  margin-bottom: 30px;
}

.section-heading p {
  max-width: 760px;
}

.offer-grid,
.workflow-grid,
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.offer-grid article,
.workflow-grid article {
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 22px;
}

.offer-grid span {
  display: block;
  margin-bottom: 36px;
  color: var(--blue);
  font-weight: 900;
}

.band {
  background: #eef3f0;
}

.workflow-grid ul {
  margin: 14px 0 0;
  padding-left: 19px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.timeline div {
  min-height: 220px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.timeline div:last-child {
  border-right: 0;
}

.timeline strong {
  display: block;
  margin-bottom: 36px;
  color: var(--green);
}

.proof-band {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
  align-items: start;
  background: var(--dark);
}

.proof-band h2 {
  color: #ffffff;
}

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

.proof-grid p {
  min-height: 94px;
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 18px;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.05);
}

.contact {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 28px;
  align-items: start;
}

.contact-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 22px;
}

.contact-box .button {
  width: 100%;
}

.contact-box p {
  margin: 14px 0 0;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .hero {
    min-height: 720px;
  }

  .hero-overlay {
    background: rgba(10, 18, 23, 0.78);
  }

  .offer-grid,
  .workflow-grid,
  .timeline,
  .proof-band,
  .proof-grid,
  .contact {
    grid-template-columns: 1fr;
  }

  .timeline div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .timeline div:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 560px) {
  .hero-actions,
  .button {
    width: 100%;
  }

  .hero {
    min-height: 760px;
  }
}