/* File: css/style.css */
:root {
  --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #090d16 100%);
  --card-bg: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --card-border-hover: rgba(99, 102, 241, 0.4);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.35);
  --success: #10b981;
  --accent: #38bdf8;
  --danger: #ef4444;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  font-family: var(--font-family);
  background: var(--bg-gradient);
  color: var(--text-primary);
  height: 100vh;
  max-height: 100vh;
  margin: 0;
  padding: 0;
  overflow: hidden; /* ページ全体の縦スクロールを完全防止 */
  position: relative;
}

.app-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.28;
}

.orb-1 {
  width: 450px;
  height: 450px;
  background: #6366f1;
  top: -100px;
  left: -100px;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: #38bdf8;
  bottom: -150px;
  right: -100px;
}

.orb-3 {
  width: 350px;
  height: 350px;
  background: #ec4899;
  top: 40%;
  right: 20%;
}

.app-container {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  height: 100vh;
  max-height: 100vh;
  margin: 0 auto;
  padding: 12px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-sizing: border-box;
  overflow: hidden;
}

.app-main {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

.top-control-panel {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 10px;
  flex-shrink: 0;
}

.compact-drop-zone-container {
  padding: 8px 12px;
}

.compact-drop-zone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 12px;
  border: 2px dashed rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.2s ease;
}

.compact-drop-zone.dragover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.15);
  box-shadow: 0 0 16px var(--primary-glow);
}

.compact-drop-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.drop-hint-inline {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.compact-options {
  display: flex;
  align-items: center;
  gap: 12px;
}

.compact-options .toggle-label {
  font-size: 0.8rem;
}

.compact-options .depth-control {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
}

.compact-options input[type="number"] {
  width: 48px;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  color: #fff;
  font-size: 0.85rem;
}

.compact-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.compact-stats-grid .stat-card {
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-radius: 10px;
}

.compact-stats-grid .stat-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}

.compact-stats-grid .stat-content {
  overflow: hidden;
}

.compact-stats-grid .stat-label {
  font-size: 0.72rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.compact-stats-grid .stat-value {
  font-size: 1.05rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.glass-card:hover {
  border-color: var(--card-border-hover);
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-icon {
  font-size: 2.2rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
}

h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ボタン群 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 10px 20px;
  border-radius: 10px;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid var(--card-border);
}

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-outline:hover:not(:disabled) {
  background: rgba(56, 189, 248, 0.1);
}

.btn-excel {
  background: linear-gradient(135deg, #107c41, #15803d);
  color: #ffffff;
  border: 1px solid rgba(52, 211, 153, 0.4);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
  font-weight: 600;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-excel:hover:not(:disabled) {
  background: linear-gradient(135deg, #15803d, #16a34a);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.btn-excel-sm {
  background: rgba(16, 124, 65, 0.2);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.4);
  padding: 6px 12px;
  font-size: 0.85rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-excel-sm:hover:not(:disabled) {
  background: rgba(16, 124, 65, 0.35);
  border-color: #34d399;
  color: #fff;
  transform: translateY(-1px);
}

.btn-excel-sm:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.full-width {
  width: 100%;
}

/* ドロップゾーン */
.drop-zone-container {
  padding: 36px 24px;
}

.drop-zone {
  border: 2px dashed rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  padding: 36px 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.drop-zone.dragover {
  border-color: var(--accent);
  background: rgba(56, 189, 248, 0.08);
  transform: scale(1.01);
}

.drop-zone-icon {
  font-size: 3.5rem;
  margin-bottom: 12px;
}

.drop-title {
  font-size: 1.3rem;
  margin-bottom: 6px;
}

.drop-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.hidden-input {
  display: none;
}

.scan-options {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.toggle-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.toggle-control input {
  display: none;
}

.toggle-slider {
  width: 38px;
  height: 20px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  position: relative;
  transition: background 0.25s;
}

.toggle-slider::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.25s;
}

.toggle-control input:checked + .toggle-slider {
  background: var(--primary);
}

.toggle-control input:checked + .toggle-slider::after {
  transform: translateX(18px);
}

.depth-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.depth-control input {
  width: 60px;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--card-border);
  background: rgba(0, 0, 0, 0.25);
  color: #fff;
  text-align: center;
}

/* 統計サマリー */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.stat-icon {
  font-size: 2.2rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 12px;
  border-radius: 12px;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 1.45rem;
  font-weight: 700;
  margin-top: 4px;
}

/* ツールバー & フィルタ */
.file-list-section {
  flex: 1 1 0%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 12px 16px 8px;
  overflow: hidden;
}

.list-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 8px 14px;
  flex: 1;
  min-width: 250px;
}

.search-box input {
  background: transparent;
  border: none;
  color: #fff;
  outline: none;
  width: 100%;
  font-size: 0.9rem;
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-pill:hover, .filter-pill.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* テーブルデザイン（抽出ファイル一覧の下方向スムーズ縦スクロール） */
.table-responsive {
  flex: 1 1 0%;
  min-height: 0;
  width: 100%;
  overflow-y: auto !important; /* 縦スクロールを有効化 */
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.25);
}

/* スタイリッシュなカスタムスクロールバー */
.table-responsive::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
.table-responsive::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 4px;
}
.table-responsive::-webkit-scrollbar-thumb {
  background: rgba(99, 102, 241, 0.5);
  border-radius: 4px;
}
.table-responsive::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.85);
}

.file-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: left;
  font-size: 0.88rem;
}

.file-table th {
  position: sticky; /* スクロールしてもヘッダーを上部に固定 */
  top: 0;
  z-index: 10;
  background: #171830;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-weight: 600;
  user-select: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.file-table th.sortable {
  cursor: pointer;
}

.file-table th.sortable:hover {
  color: #fff;
}

.file-table td {
  padding: 12px 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  white-space: nowrap;
}

.file-table tbody tr {
  transition: background 0.15s ease;
}

.file-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}

.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-DOCUMENT { background: rgba(56, 189, 248, 0.2); color: #38bdf8; }
.badge-IMAGE { background: rgba(168, 85, 247, 0.2); color: #c084fc; }
.badge-CODE { background: rgba(34, 197, 94, 0.2); color: #4ade80; }
.badge-AUDIO_VIDEO { background: rgba(249, 115, 22, 0.2); color: #fb923c; }
.badge-ARCHIVE { background: rgba(234, 179, 8, 0.2); color: #facc15; }
.badge-OTHER { background: rgba(148, 163, 184, 0.2); color: #cbd5e1; }

.empty-state {
  text-align: center;
  padding: 48px !important;
  color: var(--text-muted);
}

.table-footer {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: right;
}

/* モーダル */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-window {
  width: 90%;
  max-width: 620px;
  padding: 28px;
  background: #151b2b;
  border: 1px solid var(--card-border);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.btn-close {
  background: transparent;
  border: none;
  font-size: 1.6rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.export-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 20px;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 10px 14px;
  cursor: pointer;
  font-size: 0.88rem;
  border-bottom: 2px solid transparent;
}

.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.tab-content {
  display: none;
  flex-direction: column;
  gap: 16px;
}

.tab-content.active {
  display: flex;
}

.tab-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.form-group input[type="url"],
.form-group input[type="text"] {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
  padding: 10px 12px;
  border-radius: 8px;
  color: #fff;
  font-size: 0.88rem;
}

.gas-code-block {
  background: #0b0f19;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 12px;
  max-height: 180px;
  overflow: auto;
  font-size: 0.78rem;
  color: #a5b4fc;
}

.export-progress {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px;
  font-size: 0.88rem;
  color: var(--accent);
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(56, 189, 248, 0.3);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* トースト通知 */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--card-border);
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.88rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  min-width: 260px;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.toast.toast-success { border-left: 4px solid var(--success); }
.toast.toast-error { border-left: 4px solid var(--danger); }
.toast.toast-info { border-left: 4px solid var(--accent); }

.hidden {
  display: none !important;
}

/* フォルダ選択バー (ドロップ枠を撤廃しクリーンな選択専用バーに) */
.folder-select-container {
  padding: 10px 16px;
  display: flex;
  align-items: center;
}

.folder-select-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 16px;
}