:root {
  color-scheme: light;
  --ink: #17231f;
  --muted: #52645d;
  --line: #d8e2de;
  --panel: #ffffff;
  --wash: #eef3f1;
  --soft: #f8faf9;
  --green: #1f7a5a;
  --green-deep: #123d30;
  --mint: #dff1e9;
  --gold: #d9b66f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(238, 243, 241, 0.96) 620px),
    var(--wash);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

a {
  color: var(--green);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page {
  width: min(1180px, calc(100vw - 44px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 760;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  gap: 20px;
  font-size: 14px;
}

.nav-links a {
  color: #3e5149;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(460px, 1.05fr);
  gap: 54px;
  align-items: center;
  min-height: 680px;
  padding: 34px 0 78px;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 780px;
  margin: 0;
  font-size: 56px;
  line-height: 1.08;
  letter-spacing: 0;
}

.lead {
  max-width: 700px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

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

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--green);
  border-radius: 7px;
  color: #fff;
  background: var(--green);
  font-weight: 700;
}

.button.secondary {
  color: var(--green-deep);
  background: #fff;
}

.hero-visual,
.showcase-visual {
  margin: 0;
}

.hero-visual {
  overflow: hidden;
  border: 1px solid #cfdcd6;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(18, 36, 29, 0.16);
}

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

.product-shot {
  overflow: hidden;
  border: 1px solid #cfdcd6;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(18, 36, 29, 0.16);
}

.browser-chrome {
  display: grid;
  grid-template-columns: 10px 10px 10px 1fr;
  gap: 8px;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: #f7faf8;
}

.browser-chrome span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #b7c8c0;
}

.address {
  min-width: 0;
  margin-left: 8px;
  padding: 8px 12px;
  border: 1px solid #d7e1dd;
  border-radius: 6px;
  color: #71837b;
  background: #fff;
  font-size: 12px;
}

.reader-mock {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 0;
  min-height: 430px;
}

.article-pane,
.pdf-pane {
  padding: 28px;
}

.article-pane {
  border-right: 1px solid var(--line);
}

.article-kicker {
  margin: 0 0 14px;
  color: #789087;
  font-size: 12px;
  font-weight: 760;
  text-transform: uppercase;
}

.article-pane h2 {
  margin: 0 0 18px;
  font-size: 31px;
  line-height: 1.18;
}

.article-pane p {
  color: #485a53;
  line-height: 1.68;
}

.article-pane .translated {
  margin-top: 18px;
  padding: 13px 15px;
  border-left: 3px solid var(--green);
  color: #174533;
  background: #edf7f2;
}

.pdf-pages {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  align-items: stretch;
}

.pdf-page {
  display: grid;
  min-height: 292px;
  place-items: center;
  border: 1px solid #d8e2de;
  border-radius: 6px;
  font-size: 46px;
  font-weight: 760;
}

.source-page {
  color: #111;
  background: #fff;
}

.target-page {
  color: var(--green-deep);
  background: #dfeee8;
}

.section {
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.section h2,
.split-section h2,
.prose h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.22;
}

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

.card {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.card-icon {
  display: inline-grid;
  min-width: 40px;
  height: 34px;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 6px;
  color: var(--green-deep);
  background: var(--mint);
  font-weight: 760;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.card p,
.prose p,
.prose li,
.callout p {
  color: var(--muted);
  line-height: 1.72;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1fr);
  gap: 44px;
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.prose {
  max-width: 840px;
}

.visual-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.42fr) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.visual-copy p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.72;
}

.showcase-visual {
  overflow: hidden;
  border: 1px solid #cfdcd6;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 54px rgba(18, 36, 29, 0.12);
}

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

.prose h2 {
  margin: 34px 0 8px;
  font-size: 24px;
}

.legal {
  padding-top: 80px;
}

.callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 24px;
  border: 1px solid #cddbd5;
  border-radius: 8px;
  background: #fff;
}

.callout.compact {
  display: block;
  margin-top: 24px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 36px 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 900px) {
  .hero,
  .grid,
  .split-section,
  .visual-section {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 40px;
  }

  .reader-mock {
    grid-template-columns: 1fr;
  }

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

  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .hero {
    min-height: 0;
    padding-top: 22px;
  }
}