/* ==========================================
   PNG/JPGからGIF作成ツール CSS  v1.0.0
   プレフィックス: pg-
   簡単！ICT活用 ブランドカラー準拠
   ========================================== */

.pg-wrap {
  --base:         #FFFFFF;
  --base-light:   #FAFAFA;
  --base-dark:    #F5F5F5;
  --main:         #1e3a5f;
  --main-light:   #2d5a8f;
  --main-dark:    #0f1e3a;
  --accent:       #d4af37;
  --accent-light: #f4cf5f;
  --accent-dark:  #b8941f;
  --text:         #2C3E50;
  --text-light:   #7F8C8D;
  --border:       #E8E8E8;
  --shadow:       0 4px 20px rgba(30,58,95,0.10);
}

.pg-wrap *,
.pg-wrap *::before,
.pg-wrap *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ===== ページ背景 ===== */
body.pg-bg {
  background-image: url('https://ict-primaryschool-juniorhighschool.com/wp-content/uploads/2026/05/ChatGPT-Image-2026%E5%B9%B45%E6%9C%8816%E6%97%A5-08_45_15.jpg') !important;
  background-size: cover !important;
  background-position: center !important;
  background-attachment: fixed !important;
}

.pg-wrap {
  font-family: 'BIZ UDGothic', 'Hiragino Kaku Gothic ProN', sans-serif;
  background: transparent;
  color: var(--text);
  padding: 0;
  margin: 0;
}

/* ===== モーダルオーバーレイ ===== */
.pg-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 30, 58, 0.7);
  z-index: 1000;
  backdrop-filter: blur(3px);
}

/* ===== モーダル本体 ===== */
.pg-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1001;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.pg-modal-inner {
  background: var(--base);
  border-radius: 24px;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(15,30,58,0.4);
  overflow: hidden;
}

/* モーダルヘッダー */
.pg-modal-header {
  background: var(--main);
  border-top: 3px solid var(--accent);
  border-bottom: 3px solid var(--accent);
  padding: 18px 24px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.pg-modal-header::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 200%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,0.12), transparent);
  animation: pg-shine 3s infinite;
}
@keyframes pg-shine {
  0%   { left: -100%; }
  100% { left: 100%; }
}
.pg-modal-header h2 {
  color: #fff;
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.pg-modal-header p {
  color: rgba(255,255,255,0.7);
  font-size: 0.78rem;
  margin-top: 4px;
}

/* モーダルボディ */
.pg-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* モーダルフッター */
.pg-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--base);
}

/* ===== ドロップゾーン ===== */
.pg-dropzone {
  border: 2px dashed var(--border);
  border-radius: 14px;
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  background: var(--base-light);
}
.pg-dropzone:hover,
.pg-dropzone.drag-over {
  border-color: var(--accent);
  background: #fffcf2;
}
.pg-dropzone p {
  color: var(--text-light);
  font-size: 0.85rem;
  margin-bottom: 12px;
  line-height: 1.7;
}
.pg-dropzone input { display: none !important; }

.pg-btn-outline {
  display: inline-block;
  background: var(--base);
  color: var(--main);
  border: 2px solid var(--main);
  border-radius: 10px;
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
}
.pg-btn-outline:hover {
  background: var(--main);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ===== delay設定 ===== */
.pg-delay-wrap {
  background: var(--base-dark);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
}
.pg-delay-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--main);
  gap: 12px;
}
.pg-delay-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}
.pg-delay-input-wrap input {
  width: 90px;
  background: var(--base);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  text-align: right;
}
.pg-delay-input-wrap input:focus {
  outline: none;
  border-color: var(--accent);
}
.pg-delay-input-wrap span {
  font-size: 0.82rem;
  color: var(--text-light);
}
.pg-delay-hint {
  font-size: 0.72rem;
  color: var(--text-light);
  margin-top: 6px;
}

/* ===== ファイルリスト ===== */
#pg-file-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.pg-file-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--base-dark);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: grab;
  user-select: none;
  transition: border-color 0.2s, opacity 0.2s;
}
.pg-file-item.drag-target {
  border-color: var(--accent);
  opacity: 0.6;
}
.pg-thumb {
  width: 52px;
  height: 38px;
  object-fit: cover;
  border-radius: 6px;
  background: var(--base);
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.pg-file-info { flex: 1; overflow: hidden; }
.pg-file-name {
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text);
}
.pg-file-meta { font-size: 0.7rem; color: var(--text-light); margin-top: 2px; }
.pg-drag-handle { color: #ccc; font-size: 1.1rem; flex-shrink: 0; }
.pg-order-badge {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--main);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.pg-btn-remove {
  background: none;
  border: none;
  color: var(--text-light);
  cursor: pointer;
  font-size: 1.1rem;
  flex-shrink: 0;
  padding: 2px 6px;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.pg-btn-remove:hover { color: #c0392b; background: #fdf0ee; }

.pg-empty-msg {
  text-align: center;
  color: var(--text-light);
  font-size: 0.82rem;
  padding: 8px 0;
  display: none;
}

/* ===== 生成ボタン ===== */
.pg-btn-primary {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
  color: #fff;
  border: none;
  border-radius: 14px;
  font-size: 1rem;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 4px 12px rgba(30,58,95,0.3);
  letter-spacing: 0.05em;
}
.pg-btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--main) 0%, var(--main-dark) 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30,58,95,0.4);
}
.pg-btn-primary:disabled {
  background: #ccc !important;
  color: #999 !important;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* ===== メイン画面 ===== */
.pg-container {
  max-width: 480px;
  margin: 24px auto;
  padding: 0 16px;
}

.pg-card {
  background: var(--base);
  border: 2px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.pg-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
}
.pg-card-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--main);
  margin-bottom: 16px;
}
.pg-card-title::before {
  content: '';
  display: block;
  width: 5px;
  height: 18px;
  background: var(--accent);
  border-radius: 3px;
  flex-shrink: 0;
}

/* ===== 進捗バー ===== */
.pg-progress-wrap {
  background: var(--base-dark);
  border-radius: 999px;
  height: 10px;
  overflow: hidden;
  margin-bottom: 10px;
}
.pg-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--main), var(--accent));
  border-radius: 999px;
  width: 0%;
  transition: width 0.3s ease;
}
#pg-progress-label {
  font-size: 0.82rem;
  color: var(--text-light);
  text-align: center;
}

/* ===== プレビュー ===== */
#pg-preview-img {
  display: block;
  max-width: 100%;
  max-height: 320px;
  margin: 0 auto 18px;
  border-radius: 12px;
  border: 2px solid var(--border);
  background: var(--base-dark);
}
.pg-btn-secondary {
  display: block;
  width: 100%;
  padding: 13px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
  color: var(--main-dark);
  border: none;
  border-radius: 12px;
  text-align: center;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 4px 12px rgba(212,175,55,0.3);
  margin-bottom: 10px;
}
.pg-btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(212,175,55,0.4);
  color: var(--main-dark);
  text-decoration: none;
}
.pg-btn-reset {
  display: block;
  width: 100%;
  padding: 10px;
  background: transparent;
  color: var(--text-light);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}
.pg-btn-reset:hover {
  background: var(--base-dark);
  color: var(--main);
  border-color: var(--main);
}

/* ===== レスポンシブ ===== */
@media (max-width: 600px) {
  .pg-modal-inner  { border-radius: 16px; }
  .pg-modal-header { padding: 14px 16px; }
  .pg-modal-body   { padding: 16px; }
  .pg-modal-footer { padding: 12px 16px; }
  .pg-delay-label  { flex-direction: column; align-items: flex-start; }
}