/* Discord公式の白いロゴを、そのまま使った参加バナー。 */
.discord-invite-banner {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) 28px;
  align-items: center;
  gap: 28px;
  width: 100%;
  max-width: 760px;
  margin-inline: auto;
  padding: 28px;
  box-sizing: border-box;
  color: #fff;
  background: #5865f2;
  border: 1px solid #5865f2;
  border-radius: 8px;
  box-shadow: 0 4px 0 #424dbb;
  line-height: 1.5;
  text-decoration: none;
}

.discord-invite-brand { display: block; }
.discord-invite-brand img { display: block; width: 100%; height: auto; }
.discord-invite-copy { display: grid; gap: 5px; min-width: 0; }
.discord-invite-eyebrow { font-size: 12px; font-weight: 500; }
.discord-invite-copy strong { font-size: clamp(20px, 3.2vw, 26px); font-weight: 700; line-height: 1.5; }
.discord-invite-detail { font-size: 12px; }
.discord-invite-arrow { font-size: 28px; text-align: right; }
.discord-invite-banner:hover { background: #4752c4; border-color: #4752c4; }
.discord-invite-banner:focus-visible { outline: 3px solid #174563; outline-offset: 5px; }
.discord-invite-banner:active { box-shadow: 0 2px 0 #424dbb; }
.page-actions > .discord-invite-banner { flex: 1 1 100%; }
.discord-join { margin-bottom: 32px; }
.discord-join-note { margin: 18px 0 0; color: #566159; font-size: 13px; line-height: 1.8; }
.discord-join-note a { color: #174563; text-underline-offset: 4px; }

@media (max-width: 600px) {
  .discord-invite-banner { grid-template-columns: minmax(0, 1fr) 28px; gap: 18px 12px; padding: 24px; }
  .discord-invite-brand { grid-column: 1 / -1; width: 145px; }
  .discord-invite-copy strong { font-size: 22px; }
  .discord-invite-eyebrow,
  .discord-invite-detail { font-size: 11px; }
}