:root {
  --ink: #0b2239;
  --ink-soft: #3d5266;
  --teal: #0e7c7b;
  --teal-dark: #0a5c5b;
  --mist: #f2f6f8;
  --line: #dbe4ea;
  --max: 880px;
}
* { box-sizing: border-box; margin: 0; }
html { color-scheme: light; background: #fff; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
  font-size: 17px;
}
a { color: var(--teal); }
header.site {
  border-bottom: 1px solid var(--line);
  background: #fff;
}
header.site .inner {
  max-width: var(--max); margin: 0 auto; padding: 14px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.logo { font-weight: 800; font-size: 20px; color: var(--ink); text-decoration: none; letter-spacing: -0.02em; }
.logo span { color: var(--teal); }
nav.top a { margin-left: 18px; text-decoration: none; color: var(--ink-soft); font-size: 15px; }
nav.top a.cta {
  background: var(--teal); color: #fff; padding: 8px 14px; border-radius: 8px; font-weight: 600;
}
main { max-width: var(--max); margin: 0 auto; padding: 40px 20px 64px; }
.hero { padding: 40px 0 8px; }
h1 { font-size: 40px; line-height: 1.15; letter-spacing: -0.02em; margin-bottom: 16px; }
.sub { font-size: 20px; color: var(--ink-soft); max-width: 640px; }
h2 { font-size: 26px; margin: 40px 0 12px; letter-spacing: -0.01em; }
p { margin: 12px 0; }
.recipe {
  background: var(--mist); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 20px; margin: 24px 0; font-size: 16px;
}
.recipe b { color: var(--teal-dark); }
.video-wrap {
  aspect-ratio: 16 / 9;
  margin: 24px 0;
}
.video-wrap iframe,
.video-wrap video {
  width: 100%;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  display: block;
  background: #000;
}
.microcopy {
  font-size: 14px;
  color: #7b8c9b;
  margin-top: 10px;
}
.pain {
  list-style: none;
  margin: 20px 0;
  padding: 0;
}
.pain li {
  padding: 8px 0 8px 30px;
  position: relative;
  color: var(--ink-soft);
}
.pain li::before {
  content: "✕";
  position: absolute;
  left: 2px;
  top: 8px;
  color: #d72c0d;
  font-weight: 800;
}
.step-block { margin: 32px 0; }
.step-block h3 {
  font-size: 20px;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.step-block p { color: var(--ink-soft); }
.demo-img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin: 24px 0;
  display: block;
}
.gif-slot {
  border: 2px dashed var(--line); border-radius: 12px; margin: 24px 0;
  padding: 48px 20px; text-align: center; color: var(--ink-soft); background: #fbfdfe;
}
.cta-block {
  background: var(--ink); color: #fff; border-radius: 14px;
  padding: 28px; margin: 40px 0 8px;
}
.cta-block h2 { margin: 0 0 8px; color: #fff; }
.cta-block p { color: #c8d6e0; margin-bottom: 16px; }
.button {
  display: inline-block; background: var(--teal); color: #fff; text-decoration: none;
  padding: 12px 22px; border-radius: 10px; font-weight: 700;
}
.button:hover { background: var(--teal-dark); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; margin: 20px 0; }
.card {
  border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; text-decoration: none;
  color: var(--ink); background: #fff;
}
.card:hover { border-color: var(--teal); }
.card b { display: block; margin-bottom: 4px; }
.card span { color: var(--ink-soft); font-size: 14px; }
.steps { counter-reset: s; margin: 20px 0; padding: 0; list-style: none; }
.steps li { counter-increment: s; padding: 10px 0 10px 44px; position: relative; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 10px;
  width: 30px; height: 30px; border-radius: 50%; background: var(--teal); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
table { border-collapse: collapse; width: 100%; margin: 20px 0; font-size: 15px; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--mist); }
td.yes { color: var(--teal-dark); font-weight: 700; }
td.no { color: #9aa9b5; }
footer.site {
  border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 14px;
}
footer.site .inner { max-width: var(--max); margin: 0 auto; padding: 24px 20px; }
footer.site a { color: var(--ink-soft); }
.related { margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--line); }
@media (max-width: 640px) {
  h1 { font-size: 30px; }
  .sub { font-size: 17px; }
  nav.top a:not(.cta) { display: none; }
}