:root {
  --bg: #f6fbfd;
  --paper: #ffffff;
  --cyan: #14bee2;
  --cyan-deep: #089cbd;
  --green: #6f8f8a;
  --green-soft: #eef7f4;
  --ink: #10242a;
  --text: #304247;
  --muted: #72878a;
  --line: #dcebed;
  --shadow-paper: 0 18px 48px rgba(72, 120, 138, 0.10);
  --radius-xl: 28px;
  --max: 1040px;
  --body-max: 760px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 50% 0%, rgba(218, 248, 255, 0.62), transparent 34%),
    var(--bg);
  line-height: 2;
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 14px 22px;
  background: rgba(246, 251, 253, 0.86);
  border-bottom: 1px solid rgba(220, 235, 237, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-family: "M PLUS Rounded 1c", system-ui, sans-serif;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.82);
  color: var(--green);
  border: 1px solid rgba(220, 235, 237, 0.9);
  font-size: 16px;
}

.home-link {
  color: var(--green);
  font-size: 14px;
  font-weight: 700;
}

.document-shell {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(32px, 6vw, 72px) 0 64px;
}

.document {
  max-width: var(--body-max);
  margin: 0 auto;
  padding: clamp(34px, 6vw, 64px);
  border-radius: var(--radius-xl);
  background: var(--paper);
  border: 1px solid rgba(220, 235, 237, 0.86);
  box-shadow: var(--shadow-paper);
}

.hero {
  padding-bottom: 34px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan-deep);
  font-family: "M PLUS Rounded 1c", system-ui, sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2 {
  font-family: "M PLUS Rounded 1c", system-ui, sans-serif;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.35;
  letter-spacing: 0.02em;
  font-weight: 800;
}

.lead {
  margin: 22px 0 0;
  color: var(--text);
  font-size: 15.5px;
  line-height: 2.05;
}

.meta {
  display: grid;
  gap: 4px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.8;
}

.meta span {
  display: block;
}

.policy-nav {
  padding: 26px 0 32px;
  border-top: 1px solid var(--line);
}

.policy-nav-title {
  margin: 0 0 12px;
  color: var(--ink);
  font-family: "M PLUS Rounded 1c", system-ui, sans-serif;
  font-size: 16px;
  font-weight: 800;
}

.policy-nav ol {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 0;
  padding-left: 1.4em;
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
}

.policy-nav a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: rgba(111, 143, 138, 0.28);
  text-underline-offset: 4px;
}

.policy-nav a:hover {
  color: var(--cyan-deep);
}

.policy-section {
  padding: 36px 0;
  border-top: 1px solid var(--line);
}

.policy-section h2,
.contact-card h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.55;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.policy-section p,
.contact-card p {
  margin: 16px 0 0;
  color: var(--text);
  font-size: 15.5px;
  line-height: 2.05;
}

.policy-section ul {
  margin: 18px 0 0;
  padding-left: 1.35em;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.95;
}

.policy-section li + li {
  margin-top: 10px;
}

.policy-section strong {
  color: var(--ink);
  font-weight: 700;
}

.note-box {
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: 18px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 14.5px;
  line-height: 1.9;
}

.contact-card {
  padding: 36px 0 0;
  border-top: 1px solid var(--line);
}

.mail-link {
  display: inline-flex;
  margin-top: 14px;
  color: var(--cyan-deep);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  word-break: break-all;
}

.actions {
  display: flex;
  justify-content: flex-start;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-family: "M PLUS Rounded 1c", system-ui, sans-serif;
  font-size: 14px;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--cyan), var(--cyan-deep));
  box-shadow: 0 12px 24px rgba(20, 190, 226, 0.18);
}

footer {
  padding: 0 0 42px;
  color: var(--muted);
  text-align: center;
  font-size: 12px;
}

@media (max-width: 720px) {
  .site-header {
    padding: 12px 16px;
  }

  .brand {
    font-size: 14px;
  }

  .home-link {
    font-size: 13px;
  }

  .document-shell {
    width: min(100% - 24px, var(--max));
    padding-top: 24px;
  }

  .document {
    padding: 28px 22px;
    border-radius: 22px;
  }

  .hero {
    padding-bottom: 28px;
  }

  .policy-nav {
    padding: 22px 0 28px;
  }

  .policy-section {
    padding: 30px 0;
  }

  .actions .button {
    width: 100%;
  }
}