:root {
  --ink: #17201d;
  --muted: #5d6863;
  --line: #dfe7e3;
  --paper: #fbfcfb;
  --soft: #eef5f1;
  --accent: #14866d;
  --accent-2: #1c7990;
  --dark: #0e1715;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 16px clamp(20px, 4vw, 56px);
  color: var(--white);
  background: rgba(14, 23, 21, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 750;
  letter-spacing: 0;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.1);
  font-size: 13px;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 28px);
  font-size: 14px;
}

.nav-links a,
.site-footer a {
  text-decoration: none;
}

.nav-links a:hover,
.site-footer a:hover {
  text-decoration: underline;
}

.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--dark);
  padding: 118px clamp(20px, 6vw, 72px) 82px;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.76;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 14, 13, 0.94) 0%, rgba(8, 14, 13, 0.82) 34%, rgba(8, 14, 13, 0.28) 72%, rgba(8, 14, 13, 0.5) 100%),
    linear-gradient(0deg, rgba(8, 14, 13, 0.36), rgba(8, 14, 13, 0.08));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  color: var(--white);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #55d5b9;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(44px, 7vw, 86px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 12px;
  font-size: 19px;
  letter-spacing: 0;
}

.hero-copy {
  width: min(690px, 100%);
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 720;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.primary {
  background: var(--accent);
  color: var(--white);
}

.secondary {
  border-color: rgba(255, 255, 255, 0.26);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  padding: clamp(56px, 8vw, 96px) clamp(20px, 6vw, 72px);
}

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

.section-heading p,
.split p,
.contact-band p,
.legal p {
  color: var(--muted);
  font-size: 17px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.feature {
  min-height: 210px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

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

.muted {
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(32px, 6vw, 72px);
  align-items: start;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  padding: 18px 20px;
  border-left: 4px solid var(--accent-2);
  background: var(--white);
}

.use-case-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.use-case-row span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
  font-weight: 650;
}

.contact-band {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  background: var(--dark);
  color: var(--white);
}

.contact-band p {
  color: rgba(255, 255, 255, 0.72);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 28px clamp(20px, 6vw, 72px);
  color: var(--muted);
  background: var(--white);
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.site-footer p {
  margin: 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.legal {
  width: min(920px, 100%);
  margin: 0 auto;
  padding: 124px 20px 72px;
}

.legal h1 {
  color: var(--ink);
  font-size: clamp(40px, 6vw, 68px);
}

.legal h2 {
  margin-top: 34px;
  font-size: 24px;
}

.legal a {
  color: var(--accent-2);
}

@media (max-width: 860px) {
  .site-header {
    position: absolute;
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .hero {
    min-height: 92vh;
    padding-top: 150px;
  }

  .hero-overlay {
    background: linear-gradient(90deg, rgba(8, 14, 13, 0.92), rgba(8, 14, 13, 0.58));
  }

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

  .contact-band,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .brand {
    font-size: 12px;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
  }

  h1 {
    font-size: 39px;
  }

  .button {
    width: 100%;
  }
}