:root {
  --ink: #1f2933;
  --muted: #667085;
  --line: #d7dde5;
  --paper: #f5f7fa;
  --white: #ffffff;
  --teal: #177d79;
  --teal-dark: #115f5c;
  --coral: #c7664d;
  --gold: #a9792b;
  --graphite: #23272f;
  --radius: 8px;
  --shadow: 0 18px 48px rgba(31, 41, 51, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

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

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 clamp(20px, 5vw, 64px);
  color: var(--white);
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 28px rgba(17, 24, 39, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius);
  color: var(--white);
  background: var(--teal);
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand small {
  margin-top: 3px;
  font-size: 12px;
  color: currentColor;
  opacity: 0.72;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  opacity: 0.86;
}

.site-nav a:hover,
.site-nav a.is-active {
  opacity: 1;
  color: var(--teal);
}

.nav-cta {
  padding: 10px 16px;
  border: 1px solid currentColor;
  border-radius: var(--radius);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 86vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--graphite);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center;
  filter: saturate(0.75) contrast(0.92);
  opacity: 0.82;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(23, 30, 38, 0.93) 0%, rgba(23, 30, 38, 0.78) 42%, rgba(23, 30, 38, 0.38) 82%),
    linear-gradient(0deg, rgba(23, 30, 38, 0.66), rgba(23, 30, 38, 0.08) 48%);
}

.hero-content {
  position: relative;
  width: min(760px, calc(100% - 40px));
  margin-left: clamp(20px, 7vw, 96px);
  padding-top: 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
}

.hero .eyebrow {
  color: #7be0d7;
}

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

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

h1 span {
  display: block;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.3;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(17px, 1.8vw, 20px);
  overflow-wrap: anywhere;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 19px;
  border-radius: var(--radius);
  font-weight: 800;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: var(--teal);
  box-shadow: 0 12px 28px rgba(15, 143, 140, 0.28);
}

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

.button.secondary {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.52);
}

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

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: 620px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-tags li {
  padding: 8px 12px;
  color: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  font-size: 14px;
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 88px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(210px, 0.42fr) 1fr;
  gap: 36px;
  align-items: end;
  margin-bottom: 34px;
}

.lead {
  max-width: 880px;
  margin: 0 0 42px auto;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.scene-grid article,
.timeline article,
.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.feature-card {
  min-height: 240px;
  padding: 26px;
}

.feature-card p,
.timeline p,
.scene-grid p,
.company p,
.contact p,
.contact-panel small {
  color: var(--muted);
}

.icon {
  display: inline-flex;
  margin-bottom: 40px;
  color: var(--coral);
  font-size: 14px;
  font-weight: 800;
}

.workflow {
  width: 100%;
  max-width: none;
  padding-inline: max(20px, calc((100% - 1180px) / 2));
  background: #eef3f1;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  box-shadow: none;
}

.timeline article {
  min-height: 245px;
  padding: 30px;
  border-radius: 0;
  border-right: 0;
}

.timeline article:first-child {
  border-top-left-radius: var(--radius);
  border-bottom-left-radius: var(--radius);
}

.timeline article:last-child {
  border-right: 1px solid var(--line);
  border-top-right-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
}

.timeline span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 64px;
  color: var(--white);
  border-radius: 50%;
  background: var(--graphite);
  font-weight: 800;
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.scene-grid article {
  min-height: 190px;
  padding: 28px;
  border-top: 4px solid var(--gold);
}

.company {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}

.company p {
  margin: 0;
  font-size: 19px;
}

.contact {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: center;
  padding: 74px clamp(20px, 7vw, 96px);
  color: var(--white);
  background: #242b31;
}

.contact .eyebrow {
  color: #7be0d7;
}

.contact p {
  max-width: 690px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 19px;
}

.contact-panel {
  padding: 26px;
  color: var(--ink);
}

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

.contact-panel p {
  margin: 18px 0 12px;
  color: var(--ink);
  font-weight: 800;
  text-align: center;
}

.contact-panel small {
  display: block;
  text-align: center;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 64px);
  color: var(--muted);
  background: var(--white);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--teal);
  font-weight: 800;
}

@media (max-width: 980px) {
  .feature-grid,
  .timeline,
  .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline article,
  .timeline article:first-child,
  .timeline article:last-child {
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }

  .timeline {
    gap: 16px;
    box-shadow: none;
  }

  .company,
  .contact {
    grid-template-columns: 1fr;
  }

  .contact-panel {
    max-width: 420px;
  }
}

@media (max-width: 760px) {
  .site-header {
    height: 66px;
  }

  .nav-toggle {
    display: inline-grid;
    gap: 5px;
    width: 42px;
    height: 42px;
    place-content: center;
    border: 0;
    border-radius: var(--radius);
    color: inherit;
    background: rgba(255, 255, 255, 0.12);
  }

  .nav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
  }

  .site-nav {
    position: absolute;
    top: 66px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 13px 12px;
  }

  .nav-cta {
    text-align: center;
  }

  .hero {
    min-height: 720px;
  }

  .hero-content {
    width: min(340px, calc(100% - 32px));
    margin-left: 16px;
    padding-top: 76px;
  }

  h1 {
    font-size: 36px;
    line-height: 1.12;
  }

  .hero-copy {
    max-width: 100%;
    font-size: 16px;
    line-height: 1.7;
    word-break: break-all;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(23, 30, 38, 0.95), rgba(23, 30, 38, 0.76)),
      linear-gradient(0deg, rgba(23, 30, 38, 0.64), rgba(23, 30, 38, 0.1) 42%);
  }

  .hero-tags {
    gap: 8px;
  }

  .section {
    width: calc(100% - 32px);
    padding: 72px 0;
  }

  .section-heading,
  .feature-grid,
  .timeline,
  .scene-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .scene-grid article,
  .timeline article {
    min-height: auto;
  }

  .timeline span {
    margin-bottom: 36px;
  }

  .contact {
    padding: 64px 16px;
  }

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