:root {
  --paper: #f7f6f1; --card: #ffffff; --ink: #1f2a22; --muted: #5b675e;
  --leaf: #2e5a3c; --leaf-dark: #1d3d28; --hose: #c9d82f; --line: #dcddd2; --warn: #8a4b12;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.65 "Segoe UI", system-ui, -apple-system, sans-serif; }
a { color: var(--leaf); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }
.top { background: var(--leaf-dark); color: #eef2e6; }
.top .wrap { display: flex; justify-content: space-between; align-items: center; padding-top: 16px; padding-bottom: 16px; gap: 16px; flex-wrap: wrap; }
.top a { color: #eef2e6; text-decoration: none; }
.brand { font-weight: 700; font-size: 19px; letter-spacing: .01em; }
.brand span { color: var(--hose); }
.top nav a { margin-left: 18px; font-size: 15px; opacity: .9; }
h1, h2, h3 { line-height: 1.2; color: var(--leaf-dark); }
h1 { font-size: clamp(30px, 5.6vw, 46px); margin: 40px 0 12px; text-wrap: balance; }
h2 { font-size: 26px; margin: 46px 0 12px; }
h3 { font-size: 19px; margin: 0 0 6px; }
.lede { font-size: 19px; color: var(--muted); max-width: 62ch; }
.meta { font-size: 14.5px; color: var(--muted); }
.note { background: #fbf7e6; border: 1px solid #e6dca6; border-radius: 10px; padding: 14px 18px; font-size: 15.5px; margin: 22px 0; }
.btn { display: inline-block; background: var(--leaf); color: #fff; text-decoration: none; font-weight: 600; padding: 13px 24px; border-radius: 8px; }
.btn:hover, .btn:focus-visible { background: var(--leaf-dark); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.feature { display: grid; grid-template-columns: 200px 1fr; gap: 26px; align-items: center; margin: 30px 0; }
.feature svg { width: 100%; height: auto; }
table { width: 100%; border-collapse: collapse; font-size: 16px; background: var(--card); border: 1px solid var(--line); }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { width: 38%; color: var(--muted); font-weight: 600; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.two ul { margin: 6px 0 0; padding-left: 20px; }
.video { margin: 0 0 26px; }
.video .frame { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: 12px; overflow: hidden; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video figcaption { font-size: 15px; color: var(--muted); margin-top: 8px; }
.list { list-style: none; padding: 0; margin: 20px 0; display: grid; gap: 14px; }
.list a { text-decoration: none; }
.list a:hover h3 { text-decoration: underline; }
footer { margin-top: 70px; background: #e9e9df; border-top: 1px solid var(--line); padding: 28px 0 40px; font-size: 14.5px; color: var(--muted); }
@media (max-width: 640px) {
  .feature, .two { grid-template-columns: 1fr; }
  .feature svg { max-width: 160px; }
  th { width: 44%; }
}