:root {
  --ink: #17352b;
  --paper: #f4ecd9;
  --card: #fffaf0;
  --green: #1f4a3a;
  --hit: #e7f3c9;
  --muted: #466557;
  --line: #d9ccb0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(231, 243, 201, 0.7), transparent 28%),
    var(--paper);
  font: 16px/1.5 "Segoe UI", "PingFang SC", "Noto Sans", sans-serif;
}

a { color: var(--green); }
code { font-family: ui-monospace, Consolas, monospace; }

.wrap { width: min(1080px, calc(100% - 32px)); margin: 0 auto; }

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}

.logo {
  font-weight: 800;
  letter-spacing: -0.04em;
  font-size: 20px;
}

.nav a { text-decoration: none; margin-left: 18px; font-weight: 650; }

.hero {
  padding: 24px 0 56px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  margin: 0 0 16px;
}

.lede { font-size: 1.15rem; color: var(--muted); max-width: 36rem; }

.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 750;
  border: 1px solid var(--green);
  font: inherit;
  cursor: pointer;
}

button.btn { font-weight: 750; }

.note { color: var(--muted); font-size: 0.95rem; }
.note.error { color: #8a3b16; }

.btn.primary { background: var(--green); color: var(--paper); }
.btn.ghost { color: var(--green); background: transparent; }

.stamp-card {
  background: var(--card);
  border: 1px solid var(--green);
  border-radius: 28px;
  padding: 18px;
  box-shadow: 12px 18px 0 var(--green);
}

.fake-shop { background: #fff; border-radius: 18px; overflow: hidden; border: 1px solid var(--line); }
.fake-shop .photo { height: 180px; background: linear-gradient(135deg, #1f4a3a, #88a07a); }
.fake-shop .pad { padding: 16px; }
.fake-shop h2 { margin: 0 0 6px; font-size: 1.15rem; }
.price { font-weight: 800; }

.bar {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  align-items: center;
  background: var(--hit);
  border: 1px solid var(--green);
  border-radius: 16px;
  padding: 10px 12px;
}
.bar b { display: block; }
.bar span { font-size: 12px; color: var(--muted); }
.pill {
  margin-left: auto;
  background: var(--green);
  color: var(--paper);
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 800;
}

.section { padding: 24px 0 64px; }
h3 { font-size: 1.8rem; letter-spacing: -0.04em; margin: 0 0 18px; }

.steps, .plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
}

.card strong { display: block; margin-bottom: 6px; font-size: 1.05rem; }

.price-tag { font-size: 2rem; font-weight: 800; letter-spacing: -0.04em; }
.plans .card.featured { border-color: var(--green); box-shadow: 8px 10px 0 var(--green); }
.plans .card .btn { margin-top: 14px; }

.license-card code {
  display: block;
  margin: 12px 0;
  padding: 12px;
  background: #fff;
  border: 1px dashed var(--line);
  border-radius: 12px;
  word-break: break-all;
}

.shops {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 10px;
}
.shops span {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 11px;
  font-size: 0.9rem;
  font-weight: 650;
}

footer { padding: 28px 0 48px; color: var(--muted); }

@media (max-width: 800px) {
  .hero, .steps, .plans { grid-template-columns: 1fr; }
  .stamp-card { box-shadow: 8px 10px 0 var(--green); }
}