:root {
  color-scheme: light;
  --ink: #0f172a;
  --text: #475569;
  --line: #e2e8f0;
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-soft: #eff6ff;
}
body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.55;
}
h1,
h2,
h3 {
  color: var(--ink);
}
a {
  color: var(--blue-dark);
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
strong {
  display: block;
  color: var(--ink);
}
.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.site-header .wrap,
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
}
.site-header .wrap {
  min-height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.2px;
  text-decoration: none;
}
.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--blue);
  color: #fff;
}
.logo svg {
  width: 17px;
  height: 17px;
}
.site-header nav,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}
.site-header nav a,
.site-footer nav a {
  color: #334155;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}
.site-header nav a:hover,
.site-footer nav a:hover {
  color: var(--blue-dark);
}
.site-footer {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}
.hero {
  padding: 64px 0 8px;
  text-align: center;
}
.hero h1 {
  margin: 0;
  font-size: clamp(36px, 5.5vw, 54px);
  letter-spacing: -1.5px;
  line-height: 1.06;
}
.lead {
  max-width: 620px;
  margin: 16px auto 0;
  font-size: 18px;
}
.tools-section {
  scroll-margin-top: 64px;
}
.group {
  margin-top: 56px;
}
.group h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.5px;
}
.group-intro {
  margin: 4px 0 12px;
}
.tool-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: 40px;
}
.tool {
  display: flex;
  align-items: center;
  gap: 14px;
  box-sizing: border-box;
  height: 100%;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
}
.tile {
  display: flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--blue-soft);
  color: var(--blue);
}
.tile svg {
  width: 20px;
  height: 20px;
}
.tool-text {
  flex: 1;
  min-width: 0;
}
.tool-text strong {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
}
.desc {
  display: block;
  font-size: 14px;
  line-height: 1.4;
}
.soon {
  margin-left: 4px;
  padding: 1px 7px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #64748b;
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
}
.arrow {
  flex: none;
  color: var(--blue);
  font-size: 18px;
  font-weight: 600;
}
a.tool:hover strong {
  color: var(--blue-dark);
}
@media (max-width: 1000px) {
  .tool-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  .tool-list {
    grid-template-columns: minmax(0, 1fr);
  }
}
.band {
  padding: 72px 0;
  scroll-margin-top: 64px;
}
.band h2 {
  margin: 0;
  font-size: 32px;
  letter-spacing: -0.6px;
  line-height: 1.2;
}
.badge {
  flex: none;
  padding: 2px 10px;
  border-radius: 999px;
  background: #f1f5f9;
  font-size: 12px;
  font-weight: 500;
}
.faq {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(380px, 100%), 1fr));
  gap: 28px 48px;
  margin-top: 32px;
}
.faq h3 {
  margin: 0 0 4px;
  font-size: 16px;
}
.faq p {
  margin: 0;
}
.prose {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}
.back {
  display: inline-block;
  margin-bottom: 24px;
  padding: 12px 20px;
  border-radius: 10px;
  background: var(--blue);
  box-shadow: 0 6px 14px -6px rgb(37 99 235 / 70%);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
.back:hover {
  background: var(--blue-dark);
}
.prose h1 {
  margin: 0 0 8px;
  font-size: 34px;
  letter-spacing: -0.7px;
}
.prose h2 {
  margin: 28px 0 4px;
  font-size: 19px;
}
.prose p,
.prose ul {
  margin: 8px 0 0;
}
.prose ul {
  padding-left: 20px;
  list-style: disc;
}
.prose li + li {
  margin-top: 4px;
}
@media (max-width: 860px) {
  .band {
    padding: 48px 0;
  }
  .band h2 {
    font-size: 26px;
  }
}
@media (max-width: 600px) {
  .wrap {
    padding: 0 16px;
  }
  .prose {
    padding: 32px 16px 48px;
  }
}