/* IR / 少人数私募債ページおよびサイト共通ナビ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 12px 20px;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(10px);
  color: #fff;
}
.site-nav-brand {
  margin-right: auto;
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: .04em;
}
.site-nav-brand:hover { color: #bfdbfe; }
.site-nav-toggle {
  display: none;
  padding: 8px 12px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.site-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-nav-list a {
  color: rgba(255,255,255,.92);
  font-weight: 700;
  font-size: .92rem;
  text-decoration: none;
}
.site-nav-list a:hover,
.site-nav-list a[aria-current="page"] {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.news-banner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px 18px;
  align-items: center;
  margin: 0 0 22px;
  padding: 16px 18px;
  border: 1px solid #fed7aa;
  border-radius: 16px;
  background: linear-gradient(135deg, #fff7ed 0%, #ffffff 100%);
  box-shadow: var(--shadow);
}
.news-banner-label {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--warm);
  color: #fff;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .06em;
}
.news-banner h2,
.news-banner p { margin: 0; }
.news-banner h2 { font-size: 1.12rem; color: #9a3412; }
.news-banner p { margin-top: 4px; color: var(--muted); font-size: .95rem; }
.ir-hero {
  background:
    linear-gradient(135deg, rgba(15, 23, 42, .94) 0%, rgba(30, 64, 175, .9) 52%, rgba(15, 118, 110, .84) 100%),
    url("/document/Gemini_Generated_Image_i1h2cbi1h2cbi1h2.png") center / cover;
}
.ir-page { display: grid; gap: 22px; }
.ir-page > .card { margin-top: 0; }
.ir-notice {
  border-color: #93c5fd;
  background: linear-gradient(180deg, #ffffff 0%, #eff6ff 100%);
}
.ir-business-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 12px;
}
.ir-video-wrap {
  overflow: hidden;
  border-radius: 12px;
  background: #0f172a;
}
.ir-video-wrap video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
}
.ir-terms-table th {
  width: 28%;
  text-align: left;
  white-space: nowrap;
  background: #eef2ff;
  color: #1e3a8a;
}
.ir-legal {
  border-color: #fdba74;
  background: #fff7ed;
}
.ir-disclaimer {
  margin: 0 0 16px;
  padding: 16px 18px;
  border-left: 4px solid #c2410c;
  border-radius: 12px;
  background: #fff;
  color: #7c2d12;
}
.ir-disclaimer p { margin: 0 0 10px; font-weight: 700; }
.ir-disclaimer p:last-child { margin-bottom: 0; }
.ir-cta-actions { margin-top: 18px; }
.ir-cta-secondary {
  border: 1px solid #bfdbfe;
  background: #fff;
  color: #1d4ed8;
}
.ir-cta-secondary:hover {
  background: #eff6ff;
  color: #1d4ed8;
}
@media (max-width: 760px) {
  .site-nav-toggle { display: inline-flex; }
  .site-nav-list {
    display: none;
    width: 100%;
    flex-direction: column;
  }
  .site-nav.is-open .site-nav-list { display: flex; }
  .news-banner,
  .ir-business-grid { grid-template-columns: 1fr; }
  .news-banner .button { width: 100%; }
}