/* base (front: fixed) */
#scroll-banner.sbm-banner {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 99999;

  width: min(var(--sbm-width, 320px), calc(100vw - 32px));
  max-height: calc(100vh - 32px);

  padding: 10px;
  border-radius: 12px;
  box-sizing: border-box;

  display: flex;
  flex-direction: column;
  gap: 10px;

  overflow: hidden;

  /* 初期は隠す（スクロール到達で sbm-visible） */
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
  visibility: hidden;

  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0s linear 0.2s;
}

#scroll-banner.sbm-banner.sbm-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0s;
}

/* チェックで完全非表示 */
#scroll-banner.sbm-banner.sbm-hidden {
  display: none !important;
}

/* ✅ 管理画面プレビュー：fixed を殺して “プレビュー枠の右下” に置く */
.sbm-preview-area #scroll-banner.sbm-preview {
  position: absolute !important;
  right: 12px !important;
  bottom: 12px !important;
  z-index: 10 !important;

  width: min(var(--sbm-width, 320px), calc(100% - 24px));
  max-width: calc(100% - 24px);
  max-height: 380px;
}

/* ✅ 管理画面プレビュー：この箱の中をスクロールして検証する */
#sbm_preview_scroll {
  position: relative; /* absolute バナーの基準 */
  height: 420px; /* ここを固定するからスクロールが発生する */
  overflow-y: auto; /* ✅ 縦スクロール */
  overflow-x: hidden; /* 横スクロールは殺す */
  background: #f6f7f7;
  border: 1px solid #ccd0d4;
  border-radius: 12px;
}

#sbm_preview_scroll .sbm-preview-spacer {
  width: 1px; /* 何でもいい */
}

/* 全体OFFでもプレビューだけ薄く */
#scroll-banner.sbm-admin-disabled {
  filter: grayscale(1);
  box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.12) inset;
}

/* toggle */
#scroll-banner .banner-toggle label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: #111;
}
#scroll-banner #sbm_user_hide {
  appearance: auto;
  -webkit-appearance: checkbox;
  width: 16px;
  height: 16px;
  margin: 0;
}

/* image */
#scroll-banner .banner-image {
  display: block;
  width: 100%;
}
#scroll-banner .banner-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  max-height: var(--sbm-img-max-h, 180px);
  object-fit: contain;
}
#scroll-banner .banner-image.sbm-no-image {
  padding: 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  color: #111;
}

/* message */
#scroll-banner .banner-message {
  margin: 0;
  padding: 10px;
  border-radius: 10px;
  line-height: 1.4;
  overflow: auto;
  word-break: break-word;
  overflow-wrap: anywhere;
}