:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #536070;
  --line: #d7dde5;
  --paper: #f7f9fb;
  --accent: #f48120;
  --accent-dark: #b94e0d;
  --teal: #0f766e;
  --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: 1.5;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 5vw, 72px);
  background: rgba(247, 249, 251, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand,
nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand {
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--white);
  background: var(--accent);
  border-radius: 8px;
  font-size: 0.8rem;
  letter-spacing: 0;
}

nav a {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 650;
}

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

.hero {
  min-height: 78vh;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(56px, 9vw, 112px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(135deg, rgba(244, 129, 32, 0.16), rgba(15, 118, 110, 0.1)),
    radial-gradient(circle at 80% 20%, rgba(244, 129, 32, 0.18), transparent 28%),
    var(--paper);
}

.hero-content {
  max-width: 780px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(2.8rem, 7vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.intro {
  max-width: 660px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  border-radius: 8px;
  font-weight: 800;
}

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

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

.hero-panel {
  display: grid;
  gap: 14px;
}

.hero-panel > div {
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(17, 24, 39, 0.08);
}

.hero-panel strong {
  display: block;
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: 1;
}

.hero-panel span,
.feature p,
.split p,
footer {
  color: var(--muted);
}

.section {
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

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

.feature {
  min-height: 190px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 5vw, 72px);
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.split p {
  max-width: 720px;
  font-size: 1.15rem;
}

.file-section {
  background: #eef5f4;
  border-bottom: 1px solid var(--line);
}

.file-section .section-heading p:last-child {
  max-width: 680px;
  color: var(--muted);
}

.contact-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: clamp(24px, 5vw, 72px);
  padding: clamp(28px, 5vw, 56px);
  color: var(--white);
  background: var(--teal);
  border-radius: 8px;
}

.contact-band .eyebrow {
  color: #b7fff5;
}

.contact-band h2 {
  margin-bottom: 0;
  max-width: 850px;
}

.contact-band .button {
  flex: 0 0 auto;
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(18px, 5vw, 72px);
  border-top: 1px solid var(--line);
}

@media (max-width: 800px) {
  .site-header,
  .contact-band,
  footer {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    flex-wrap: wrap;
  }

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

  h1 {
    font-size: clamp(2.5rem, 16vw, 4.4rem);
  }
}