.official-link-gate {
  display: none;
}

.link-gate-mode body {
  overflow: hidden;
}

.link-gate-mode .official-link-gate {
  position: fixed;
  z-index: 10000;
  inset: 0;
  display: grid;
  min-width: 320px;
  min-height: 100svh;
  overflow-y: auto;
  padding: max(24px, env(safe-area-inset-top)) 18px max(28px, env(safe-area-inset-bottom));
  color: #4a3324;
  background:
    linear-gradient(145deg, rgba(255, 251, 242, 0.76), rgba(222, 207, 187, 0.34)),
    url("assets/images/backgrounds/suehiro-background-wood-mist.png") center / cover fixed;
  font-family: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  place-items: center;
}

.official-link-card {
  width: calc(100vw - 36px);
  max-width: 540px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 4px;
  padding: clamp(30px, 8vw, 54px) clamp(20px, 6vw, 42px) clamp(24px, 6vw, 40px);
  background: rgba(255, 251, 242, 0.9);
  box-shadow: 0 24px 70px rgba(45, 30, 20, 0.14);
  text-align: center;
  backdrop-filter: blur(7px);
}

.official-link-logo {
  width: 66px;
  height: auto;
  margin: 0 auto 8px;
}

.official-link-company { margin: 0; font-size: 1rem; font-weight: 500; }
.official-link-card h1 { margin: 28px 0 30px; font-family: "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif; font-size: clamp(1.55rem, 6vw, 2rem); font-weight: 500; line-height: 1.65; letter-spacing: 0.04em; }
.official-link-list { display: grid; gap: 14px; }
.official-link-button { position: relative; display: grid; min-height: 72px; border: 1px solid rgba(74, 51, 36, 0.2); border-radius: 999px; padding: 14px 52px 14px 24px; color: #4a3324; background: rgba(255, 252, 246, 0.9); text-decoration: none; place-content: center; transition: transform 240ms ease, box-shadow 240ms ease, background-color 240ms ease; }
.official-link-button-line { border-color: transparent; color: #fff; background: #327a4d; }
.official-link-label { font-size: 1.05rem; font-weight: 500; line-height: 1.4; }
.official-link-note { display: block; margin-top: 3px; font-size: 0.875rem; line-height: 1.4; }
.official-link-arrow { position: absolute; top: 50%; right: 24px; font-size: 1.3rem; transform: translateY(-50%); }
.official-link-button:hover, .official-link-button:focus-visible { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(45, 30, 20, 0.12); }
.official-link-button:focus-visible { outline: 3px solid rgba(74, 51, 36, 0.45); outline-offset: 4px; }

@media (max-width: 374px) {
  .link-gate-mode .official-link-gate { padding-inline: 12px; }
  .official-link-card { width: calc(100vw - 24px); padding-inline: 16px; }
  .official-link-card h1 { font-size: 1.4rem; }
}

@media (min-width: 721px) {
  .company-row-registration {
    grid-template-columns: 170px 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .official-link-button { transition: none; }
}