:root {
  --ink: #10231f;
  --muted: #60736c;
  --line: #d7e5df;
  --paper: #f4faf7;
  --accent: #0f766e;
  --accent-dark: #063f39;
  --aqua: #1db8c3;
  --sun: #f2b84b;
}

* { box-sizing: border-box; }
html, body { max-width: 100%; overflow-x: hidden; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #ffffff, var(--paper));
  font-family: "Avenir Next", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

a { color: inherit; }
.site-top {
  width: min(1120px, calc(100vw - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand, .site-top nav {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.brand {
  text-decoration: none;
  font-weight: 950;
}
.brand span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--aqua));
}
.site-top nav {
  flex-wrap: wrap;
  justify-content: flex-end;
}
.site-top nav a, .hero-actions a, .cta-actions a {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border-radius: 8px;
  color: var(--accent-dark);
  border: 1px solid rgba(15, 118, 110, 0.18);
  background: #fff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 900;
}
.site-top nav .nav-buy, .hero-actions a:first-child, .cta-actions a:first-child {
  color: #fff;
  border-color: transparent;
  background: var(--accent);
}

.growth-shell {
  width: min(1120px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 44px;
}
.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: clamp(20px, 4vw, 48px);
  align-items: center;
  padding: 32px 0 38px;
}
.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin: 0; }
h1 {
  max-width: 780px;
  margin-top: 10px;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.04;
  letter-spacing: 0;
}
.lede {
  max-width: 760px;
  margin-top: 18px;
  color: #36534b;
  font-size: 18px;
  line-height: 1.7;
}
.hero-actions, .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.hero-actions .secondary, .cta-actions .secondary {
  color: var(--accent-dark);
  background: #fff;
  border-color: rgba(15, 118, 110, 0.22);
}

.report-cover {
  min-height: 320px;
  padding: 24px;
  display: grid;
  align-content: end;
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.94), rgba(29, 184, 195, 0.78)),
    #0f766e;
  color: #fff;
  box-shadow: 0 24px 58px rgba(27, 50, 42, 0.18);
}
.report-cover span {
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.08em;
}
.report-cover strong {
  margin-top: 10px;
  font-size: 36px;
  line-height: 1.06;
}
.report-cover p {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.55;
}
.muted-cover {
  color: var(--ink);
  background: #fff;
}
.muted-cover p { color: var(--muted); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 34px;
}
.stat-grid article, .content-grid article, .report-panel, .difference-card {
  min-width: 0;
  padding: 18px;
  border: 1px solid rgba(15, 118, 110, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 34px rgba(27, 50, 42, 0.08);
}
.stat-grid span, .report-panel span {
  color: var(--accent);
  font-size: 12px;
  font-weight: 950;
}
.stat-grid strong {
  display: block;
  margin-top: 8px;
  color: var(--accent-dark);
  font-size: 34px;
}
.stat-grid p, .content-grid p, .content-grid li, .report-panel p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.62;
}

.report-demo, .content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 36px;
}
.report-panel h2, .content-grid h2, .table-section h2, .cta-band h2 {
  margin-top: 8px;
  color: var(--accent-dark);
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.12;
}
.content-grid ul {
  margin: 10px 0 0;
  padding-left: 20px;
}
.mini-score, .compare-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.mini-score b, .compare-strip b {
  min-height: 32px;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--accent-dark);
  background: #e8f7f2;
  font-size: 13px;
}
.band-sample {
  margin-top: 14px;
  padding: 12px;
  border-left: 4px solid var(--sun);
  background: #fffaf0;
  border-radius: 8px;
}
.band-sample.stable {
  border-left-color: var(--accent);
  background: #f1fbf7;
}

.table-section {
  display: grid;
  gap: 14px;
  margin-bottom: 36px;
}
.table-section > div > p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.65;
}
.simple-table {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}
.simple-row {
  display: grid;
  grid-template-columns: 92px minmax(180px, 1.2fr) minmax(180px, 1fr) minmax(150px, 0.8fr);
  gap: 12px;
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  color: #36534b;
  font-size: 13px;
  line-height: 1.45;
}
.simple-row:last-child { border-bottom: 0; }
.simple-row.head {
  color: var(--accent-dark);
  background: #e8f7f2;
  font-weight: 950;
}

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 22px;
  border: 1px solid rgba(15, 118, 110, 0.2);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(27, 50, 42, 0.1);
}
.cta-band p {
  margin-top: 9px;
  color: var(--muted);
  line-height: 1.65;
}

.growth-footer {
  width: min(1120px, calc(100vw - 32px));
  margin: 0 auto 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.growth-footer strong {
  color: var(--accent-dark);
}
.growth-footer div {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}
.growth-footer a {
  color: var(--accent-dark);
  font-weight: 900;
}

@media (max-width: 860px) {
  .site-top {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }
  .site-top nav {
    justify-content: flex-start;
  }
  .hero-split, .stat-grid, .report-demo, .content-grid, .cta-band {
    grid-template-columns: 1fr;
  }
  .report-cover {
    min-height: 220px;
  }
  .simple-table, .simple-row {
    display: block;
  }
  .simple-row span {
    display: block;
    margin-bottom: 6px;
  }
  .simple-row.head {
    display: none;
  }
}