:root {
  --ink: #15131b;
  --field: #ffffff;
  --body: #3c3741;
  --muted: #716b75;
  --line: #e7e7e7;
  --soft: #f8f8f8;
  --magenta: #eb4aa6;
  --cyan: #43c9f4;
  --orange: #ff8a2a;
  --max: 1260px;
  --sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  --display: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "SF Pro Display", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  margin: 0;
  overflow-x: clip;
  color: var(--ink);
  background: var(--field);
  font-family: var(--sans);
  line-height: 1.55;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 18px;
  top: 14px;
  z-index: 20;
  transform: translateY(-160%);
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--field);
  background: var(--ink);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--magenta);
  outline-offset: 3px;
}

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 22px 72px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 74px;
  background: var(--field);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  text-decoration: none;
}

.brand img {
  display: block;
  width: 170px;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  flex: 1;
  color: var(--ink);
  font-size: 15px;
  font-weight: 800;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  text-decoration: none;
  white-space: nowrap;
}

.top-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.top-cta {
  padding: 10px 22px;
  border: 1.5px solid var(--cyan);
  color: var(--ink);
  background: var(--cyan);
  font-size: 15px;
}

.button {
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid var(--ink);
  color: var(--field);
  background: var(--ink);
}

.button.light {
  border-color: var(--field);
  color: var(--ink);
  background: var(--field);
}

.button.ghost {
  color: var(--field);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.36);
}

.nav a:focus-visible,
.top-cta:focus-visible,
.button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--magenta);
  outline-offset: 4px;
}

.top-cta:hover,
.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 36px rgba(21, 19, 27, 0.14);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--display);
  letter-spacing: 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(330px, 0.6fr);
  gap: 38px;
  align-items: center;
  min-height: 476px;
  padding: 54px 62px;
  border-radius: 30px;
  color: var(--field);
  background: var(--ink);
  border-left: 10px solid var(--magenta);
}

.eyebrow {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  max-width: 720px;
  color: var(--field);
  font-size: 54px;
  line-height: 1.04;
  font-weight: 800;
}

.lede {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 18px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.signal-panel {
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.06);
}

.signal-panel img {
  display: block;
  width: 176px;
  height: auto;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--field);
}

.signal-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.signal-list span {
  display: block;
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  font-weight: 700;
}

.section {
  padding: 64px 0 0;
}

.section-head {
  max-width: 790px;
  margin-bottom: 28px;
}

h2 {
  font-size: 36px;
  line-height: 1.1;
  font-weight: 800;
}

.section-head p,
.intro {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  min-height: 220px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--soft);
}

.card h3 {
  color: var(--ink);
  font-size: 22px;
  line-height: 1.16;
}

.card p,
.card li,
.plain-list li {
  color: var(--body);
  font-size: 15px;
}

.card p {
  margin: 14px 0 0;
}

.plain-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 18px;
}

.callout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  margin-top: 64px;
  padding: 30px;
  border-radius: 24px;
  color: var(--field);
  background: var(--ink);
}

.callout h2 {
  color: var(--field);
  font-size: 30px;
}

.callout p {
  max-width: 650px;
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--soft);
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 800;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

details p {
  margin: 0;
  padding: 0 22px 20px;
  color: var(--body);
  font-size: 15px;
}

.footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  margin-top: 54px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.footer-logo img {
  display: block;
  width: 150px;
  height: auto;
}

.footer p {
  max-width: 520px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-col {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 16px;
  color: var(--body);
  font-size: 13px;
  font-weight: 700;
}

.footer-col a {
  text-decoration: none;
}

@media (max-width: 1100px) {
  .topbar {
    gap: 18px;
  }

  .brand img {
    width: 150px;
  }

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

  .top-cta {
    padding: 9px 16px;
    font-size: 14px;
  }

  .hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.58fr);
    gap: 30px;
    min-height: 480px;
    padding: 42px;
  }

  h1 {
    font-size: 46px;
  }
}

@media (max-width: 980px) {
  .nav,
  .top-cta {
    display: none;
  }

  .hero,
  .grid,
  .grid.two,
  .callout,
  .footer {
    grid-template-columns: 1fr;
  }

  .footer-col {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .page {
    padding: 14px 14px 48px;
  }

  .topbar {
    min-height: 58px;
  }

  .brand img {
    width: 142px;
  }

  .hero {
    gap: 28px;
    min-height: auto;
    padding: 30px 18px 18px;
    border-radius: 22px;
    border-left-width: 6px;
  }

  h1 {
    font-size: 31px;
    line-height: 1.06;
  }

  .lede {
    margin-top: 16px;
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
    margin-top: 22px;
  }

  .button {
    width: 100%;
  }

  .signal-panel {
    padding: 16px 20px;
    border-radius: 20px;
  }

  .signal-panel img {
    display: none;
  }

  .signal-list {
    gap: 0;
    margin-top: 0;
  }

  .signal-list span {
    padding: 8px 0;
    font-size: 13px;
    line-height: 1.35;
  }

  .section {
    padding-top: 44px;
  }

  h2,
  .callout h2 {
    font-size: 27px;
    line-height: 1.12;
  }

  .section-head {
    margin-bottom: 24px;
  }

  .section-head p,
  .intro {
    font-size: 15px;
  }

  .card {
    min-height: auto;
    padding: 22px;
  }

  .card h3 {
    font-size: 21px;
    line-height: 1.16;
  }

  .callout {
    margin-top: 44px;
    padding: 24px;
    border-radius: 22px;
  }

  summary {
    padding: 18px 20px;
    font-size: 16px;
  }

  details p {
    padding: 0 20px 18px;
    font-size: 14px;
  }
}