:root {
  --navy: #1e3a5f;
  --green: #047857;
  --ink: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --bg: #f8fafc;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
}
a { color: var(--navy); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; text-decoration: none; color: var(--ink); }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
nav a { margin-left: 18px; text-decoration: none; color: var(--muted); font-size: 15px; }
.hero { padding: 64px 0 40px; text-align: center; }
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.15; margin: 0 0 16px; letter-spacing: -0.02em; }
.hero p { font-size: 19px; color: var(--muted); max-width: 680px; margin: 0 auto 28px; }
.btn { display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 600; text-decoration: none; }
.btn.primary { background: var(--green); color: #fff; }
.btn.ghost { border: 1px solid var(--line); color: var(--ink); margin-left: 8px; }
.shot { margin: 32px auto 0; max-width: 960px; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; box-shadow: 0 20px 40px -20px rgba(15, 23, 42, 0.25); }
.shot img { display: block; width: 100%; height: auto; }
section { padding: 56px 0; }
section.alt { background: var(--bg); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: 28px; margin: 0 0 24px; letter-spacing: -0.01em; text-align: center; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.card h3 { margin: 0 0 8px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.price { text-align: center; }
.price .amount { font-size: 36px; font-weight: 700; margin: 6px 0; }
.price .amount small { font-size: 16px; color: var(--muted); font-weight: 500; }
.price ul { text-align: left; padding-left: 18px; color: var(--muted); font-size: 15px; }
.price.featured { border: 2px solid var(--green); }
.note { text-align: center; color: var(--muted); font-size: 14px; margin-top: 18px; }
.stores { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 18px; }
.stores span { border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: 14px; color: var(--muted); background: #fff; }
footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer a { color: var(--muted); margin-right: 14px; }
.doc { max-width: 760px; padding: 48px 20px 64px; margin: 0 auto; }
.doc h1 { font-size: 32px; margin-bottom: 4px; }
.doc h2 { text-align: left; font-size: 21px; margin: 32px 0 10px; }
.doc .meta { color: var(--muted); margin-top: 0; }