.i3-comm-security-line {
  margin: 8px 0 0;
  font-size: 0.82rem;
  line-height: 1.5;
  color: #4a5f6d;
}

.i3-comm-security-link {
  display: inline;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: #1565c0;
  font: inherit;
  font-size: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}

.i3-comm-security-link:hover,
.i3-comm-security-link:focus-visible {
  color: #0d47a1;
}

.i3-comm-security-link--inline {
  text-decoration: none;
  border-bottom: 1px dotted currentColor;
}

.i3-comm-security-link--inline:hover,
.i3-comm-security-link--inline:focus-visible {
  border-bottom-style: solid;
}

.i3-comm-security-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: rgba(15, 23, 42, 0.45);
}

.i3-comm-security-modal[hidden] {
  display: none;
}

.i3-comm-security-modal__dialog {
  width: min(100%, 640px);
  max-height: min(88vh, 720px);
  overflow-y: auto;
  border-radius: 16px;
  background: #fff;
  padding: 22px 22px 18px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.24);
}

.i3-comm-security-modal__title {
  margin: 0 0 10px;
  font-size: 1.15rem;
  line-height: 1.4;
  color: #0f172a;
}

.i3-comm-security-modal__lead {
  margin: 0 0 16px;
  font-size: 0.92rem;
  line-height: 1.65;
  color: #334155;
}

.i3-comm-security-modal__section {
  margin: 0 0 14px;
}

.i3-comm-security-modal__section h3 {
  margin: 0 0 6px;
  font-size: 0.95rem;
  color: #1e293b;
}

.i3-comm-security-modal__section ul {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #475569;
}

.i3-comm-security-modal__section li + li {
  margin-top: 4px;
}

.i3-comm-security-modal__meta {
  margin: 12px 0 0;
  font-size: 0.78rem;
  color: #64748b;
}

.i3-comm-security-modal__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid #e2e8f0;
}

.i3-comm-security-modal__page-link {
  font-size: 0.88rem;
  color: #1565c0;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.i3-comm-security-modal__close {
  margin-left: auto;
  padding: 8px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #f8fafc;
  color: #0f172a;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
}

.i3-comm-security-modal__close:hover,
.i3-comm-security-modal__close:focus-visible {
  background: #eef2f7;
}

.i3-comm-security-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 18px 48px;
  font-family: "Noto Sans JP", system-ui, sans-serif;
  line-height: 1.7;
  color: #1e293b;
}

.i3-comm-security-page h1 {
  margin: 0 0 12px;
  font-size: 1.45rem;
}

.i3-comm-security-page .lead {
  margin: 0 0 24px;
  color: #475569;
}

.i3-comm-security-page section {
  margin-bottom: 22px;
}

.i3-comm-security-page section h2 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.i3-comm-security-page ul {
  margin: 0;
  padding-left: 1.2rem;
}

.i3-comm-security-page .back {
  margin-top: 28px;
  font-size: 0.92rem;
}