:root {
  color-scheme: light;
  --paper: #fff8ef;
  --surface: #ffffff;
  --ink: #172b4d;
  --muted: #64748b;
  --coral: #e85f43;
  --teal: #267d7a;
  --line: #eadfd3;
  --soft: #fff0e4;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP",
    "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.75;
}

a { color: var(--teal); text-underline-offset: 0.18em; }
a:hover { color: #155e5b; }
a:focus-visible, button:focus-visible {
  outline: 3px solid #f7b84b;
  outline-offset: 3px;
}

.site-header {
  background: linear-gradient(135deg, #fff1df, #ffe3d9);
  border-bottom: 1px solid var(--line);
}

.header-inner, main, footer {
  width: min(920px, calc(100% - 32px));
  margin-inline: auto;
}

.header-inner { padding: 48px 0 40px; }

.eyebrow {
  margin: 0 0 8px;
  color: var(--coral);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 { margin: 0; font-size: clamp(2rem, 6vw, 3.25rem); line-height: 1.2; }
.subtitle { margin: 12px 0 0; color: var(--muted); font-size: 1.05rem; }

.language-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.language-nav a {
  display: inline-block;
  padding: 8px 15px;
  border: 1px solid var(--teal);
  border-radius: 999px;
  background: var(--surface);
  font-weight: 700;
  text-decoration: none;
}

main { padding: 30px 0 56px; }

.summary {
  margin-bottom: 24px;
  padding: 20px 22px;
  border-left: 5px solid var(--coral);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: 0 6px 22px rgba(23, 43, 77, 0.06);
}

.policy {
  margin-top: 26px;
  padding: clamp(22px, 5vw, 42px);
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
}

h2 { margin: 0 0 18px; font-size: 1.65rem; }
h3 { margin: 32px 0 8px; font-size: 1.15rem; }
p, ul { margin-top: 8px; }
li + li { margin-top: 6px; }
.meta { color: var(--muted); font-size: 0.92rem; }
.note {
  padding: 14px 16px;
  border-radius: 12px;
  background: var(--soft);
}

footer {
  padding: 0 0 40px;
  color: var(--muted);
  font-size: 0.9rem;
  text-align: center;
}

@media (max-width: 560px) {
  .header-inner { padding-top: 34px; }
  .policy { border-radius: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}