/**
 * Spinner Manager CSS Module
 * 
 * スピナー表示機能の統一スタイル
 * 既存の`.spinner`, `.brand-spinner`などのスタイルを統合・モジュール化
 */

/* ========== 基本スピナースタイル ========== */
.spinner-manager-spinner {
  width: 32px;
  height: 32px;
  border: 4px solid rgba(255, 179, 71, 0.2);
  border-top: 4px solid var(--color-accent, #FFB347);
  border-right: 4px solid var(--color-accent2, #FF8C42);
  border-radius: 50%;
  animation: spinner-manager-spin 1s cubic-bezier(0.6, 0.2, 0.4, 1) infinite;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 12px rgba(255, 179, 71, 0.3);
  margin: 8px auto;
  display: block;
  flex-shrink: 0;
}

@keyframes spinner-manager-spin {
  to { transform: rotate(360deg); }
}

/* ========== コンテナスタイル ========== */
.spinner-manager-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* ========== サイズバリエーション ========== */
.spinner-manager-container.spinner-small .spinner-manager-spinner {
  width: 24px;
  height: 24px;
  border-width: 3px;
}

.spinner-manager-container.spinner-medium .spinner-manager-spinner {
  width: 32px;
  height: 32px;
  border-width: 4px;
}

.spinner-manager-container.spinner-large .spinner-manager-spinner {
  width: 48px;
  height: 48px;
  border-width: 5px;
}

/* ========== メッセージスタイル ========== */
.spinner-message {
  margin-top: 12px;
  font-size: 0.9rem;
  color: var(--color-text, #333);
  text-align: center;
  font-weight: 500;
}

/* ========== タイプ別スタイル ========== */

/* Overlay（全画面オーバーレイ） */
.spinner-manager-container.spinner-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 10000;
  pointer-events: none;
}

/* Inline（インライン表示） */
.spinner-manager-container.spinner-inline {
  padding: 20px;
  width: 100%;
}

.spinner-manager-container.spinner-inline .spinner-message {
  margin-top: 8px;
}

/* Modal（モーダル内表示） */
.spinner-manager-container.spinner-modal {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

/* Button（ボタン内表示） */
.spinner-manager-container.spinner-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
}

.spinner-manager-container.spinner-button .spinner-manager-spinner {
  margin: 0;
  width: 16px;
  height: 16px;
  border-width: 2px;
}

.spinner-manager-container.spinner-button .spinner-message {
  display: none; /* ボタンタイプではメッセージを表示しない */
}

/* ========== 既存クラスとの互換性 ========== */

/* brand-spinner互換性（段階的移行用） */
.spinner-manager-spinner.brand-spinner-compat {
  width: 38px;
  height: 38px;
  border: 5px solid #ffe0b2;
  border-top: 5px solid var(--color-accent, #FFB347);
  border-right: 5px solid var(--color-accent2, #FF8C42);
  background: rgba(255, 255, 255, 0.18);
  box-shadow: 0 0 16px rgba(255, 179, 71, 0.33), 0 0 8px rgba(255, 140, 66, 0.33);
  animation: spinner-manager-brand-spin 1s cubic-bezier(0.6, 0.2, 0.4, 1) infinite;
}

@keyframes spinner-manager-brand-spin {
  0% { transform: rotate(0deg) scale(1); }
  60% { transform: rotate(180deg) scale(1.08); }
  100% { transform: rotate(360deg) scale(1); }
}

/* ========== レスポンシブ対応 ========== */
@media (max-width: 768px) {
  .spinner-manager-container.spinner-small .spinner-manager-spinner {
    width: 20px;
    height: 20px;
    border-width: 2px;
  }

  .spinner-manager-container.spinner-medium .spinner-manager-spinner {
    width: 28px;
    height: 28px;
    border-width: 3px;
  }

  .spinner-manager-container.spinner-large .spinner-manager-spinner {
    width: 40px;
    height: 40px;
    border-width: 4px;
  }

  .spinner-message {
    font-size: 0.85rem;
    margin-top: 10px;
  }
}

/* ========== アクセシビリティ ========== */
.spinner-manager-container[hidden] {
  display: none !important;
}

/* 読み取り専用要素用 */
.spinner-manager-container.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}