:root {
  --orange: #f4843a;
  --bg: #fff7ef;
  --ink: #2a2a2a;
  --muted: #6b6b6b;
  --border: #e6dfd5;
  --max: 720px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--orange); text-decoration: none; }
a:hover { text-decoration: underline; }

header.site {
  border-bottom: 1px solid var(--border);
  background: #fff;
}
header.site .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}
header.site nav a { margin-left: 14px; color: var(--muted); font-size: 14px; }
header.site nav a:hover { color: var(--orange); }

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.hero {
  text-align: center;
  padding: 56px 20px 36px;
}
.hero h1 {
  font-size: 44px;
  margin: 0 0 8px;
  letter-spacing: 0.04em;
}
.hero .tag {
  font-size: 16px;
  color: var(--muted);
  margin-bottom: 24px;
}
.hero .lead {
  font-size: 18px;
  margin: 0 auto 28px;
  max-width: 520px;
}

.cta {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
}
.cta + .cta { margin-left: 8px; background: #444; }

section + section { margin-top: 36px; }
h2 { font-size: 22px; border-left: 4px solid var(--orange); padding-left: 10px; margin: 28px 0 12px; }
h3 { font-size: 17px; margin: 18px 0 4px; }

ul.feat { list-style: none; padding-left: 0; }
ul.feat li {
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
}
ul.feat li:last-child { border-bottom: none; }
ul.feat li strong { color: var(--orange); }

table.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin: 8px 0;
}
table.spec th, table.spec td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
table.spec th { width: 30%; color: var(--muted); font-weight: 500; }

footer.site {
  text-align: center;
  padding: 28px 20px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  background: #fff;
  margin-top: 36px;
}
footer.site a { color: var(--muted); margin: 0 8px; }

.lang-switch { font-size: 13px; margin-top: 12px; }
.lang-switch a { color: var(--muted); margin: 0 6px; }

.note {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--muted);
}