:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans JP", sans-serif;
  color: #334155;
  background: #eef4f8;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  min-height: 100vh;
  margin: 0;
  line-height: 1.8;
  background:
    radial-gradient(circle at 90% 0, rgba(14, 165, 233, 0.13), transparent 28rem),
    #eef4f8;
}
a {
  color: #1d4ed8;
}
a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.35);
  outline-offset: 3px;
}
.policy-page-header {
  color: #ffffff;
  background: linear-gradient(135deg, #1d4ed8, #0369a1 58%, #0f766e);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18);
}
.policy-page-header-inner {
  width: min(900px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 20px;
}
.policy-brand {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}
.policy-brand:hover {
  text-decoration: underline;
}
.policy-eyebrow {
  display: block;
  margin-top: 18px;
  color: #cffafe;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
}
.policy-page-header h1 {
  margin: 4px 0 0;
  font-size: clamp(24px, 5vw, 38px);
  line-height: 1.35;
}
.policy-nav-wrap {
  position: sticky;
  top: 0;
  z-index: 2;
  overflow-x: auto;
  border-bottom: 1px solid #dbe3ee;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
}
.policy-nav {
  display: flex;
  align-items: center;
  gap: 7px;
  width: min(900px, calc(100% - 24px));
  margin: 0 auto;
  padding: 10px 0;
}
.policy-nav a {
  flex: 0 0 auto;
  padding: 7px 11px;
  border-radius: 999px;
  color: #475569;
  background: #f1f5f9;
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}
.policy-nav a:hover,
.policy-nav a[aria-current="page"] {
  color: #1d4ed8;
  background: #dbeafe;
}
.policy-main {
  width: min(800px, calc(100% - 32px));
  margin: 28px auto;
  padding: 30px clamp(20px, 5vw, 48px) 42px;
  border: 1px solid #dbe3ee;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.09);
}
.policy-main h2 {
  margin: 0;
  color: #0f172a;
  font-size: clamp(21px, 4vw, 29px);
  line-height: 1.45;
}
.policy-updated {
  margin: 8px 0 28px;
  color: #64748b;
  font-size: 12px;
}
.policy-main section {
  scroll-margin-top: 70px;
}
.policy-main h3 {
  margin: 31px 0 10px;
  color: #0f172a;
  font-size: 17px;
  line-height: 1.5;
}
.policy-main p {
  margin: 9px 0;
}
.policy-main ul {
  margin: 11px 0 16px;
  padding-left: 1.5em;
}
.policy-main li + li {
  margin-top: 4px;
}
.policy-contact {
  margin-top: 18px !important;
  padding: 14px 16px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: #eff6ff;
}
.policy-caution {
  color: #9a3412;
  font-size: 12px;
}
.policy-page-footer {
  padding: 0 16px 28px;
  color: #64748b;
  font-size: 11px;
  text-align: center;
}
.policy-page-footer a {
  font-weight: 700;
}
@media (max-width: 600px) {
  .policy-page-header-inner {
    width: min(100% - 28px, 900px);
    padding-top: 18px;
  }
  .policy-eyebrow {
    margin-top: 13px;
  }
  .policy-main {
    width: calc(100% - 20px);
    margin: 12px auto 22px;
    padding: 22px 18px 32px;
    border-radius: 16px;
    font-size: 13px;
  }
  .policy-main h3 {
    margin-top: 27px;
    font-size: 16px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}