/* ==========================================================================
   院內電話與分機智慧查詢系統 - 現代化極致樣式庫
   ========================================================================== */

:root {
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-light: #e0f2fe;
  --primary-dark: #075985;
  
  --secondary: #0d9488;
  --secondary-light: #ccfbf1;
  
  --accent: #6366f1;
  --accent-light: #e0e7ff;

  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --danger: #ef4444;
  --danger-light: #fee2e2;

  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-alt: #f1f5f9;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  --border: #e2e8f0;
  --border-focus: #38bdf8;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.06);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang TC", "Microsoft JhengHei", sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ==========================================================================
   Header
   ========================================================================== */

.app-header {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #ffffff;
  padding: 22px 0;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.app-header::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 4px 10px rgba(2, 132, 199, 0.35);
  flex-shrink: 0;
}

.brand-text h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.brand-text p {
  font-size: 0.85rem;
  color: #94a3b8;
  margin-top: 1px;
}

/* ==========================================================================
   Main Search Area
   ========================================================================== */

.search-section {
  padding: 26px 0 30px;
  flex: 1;
}

.search-box-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  padding: 20px;
  margin-bottom: 22px;
  position: relative;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 18px;
  width: 22px;
  height: 22px;
  color: var(--text-light);
  pointer-events: none;
}

.search-input {
  width: 100%;
  height: 56px;
  padding: 12px 48px 12px 52px;
  font-size: 1.1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: #fafafa;
  color: var(--text-main);
  transition: all var(--transition-normal);
  outline: none;
}

.search-input:focus {
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.12);
}

.search-input::placeholder {
  color: var(--text-light);
  font-size: 0.95rem;
}

.btn-clear {
  position: absolute;
  right: 16px;
  background: none;
  border: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: var(--text-light);
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: background var(--transition-fast);
}

.btn-clear:hover {
  background: var(--bg-alt);
  color: var(--text-main);
}

/* Source Filter Tabs */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  gap: 10px;
}

.source-buttons {
  display: flex;
  background: var(--bg-alt);
  padding: 4px;
  border-radius: var(--radius-md);
  gap: 4px;
}

.tab-btn {
  background: transparent;
  border: none;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.tab-btn.active {
  background: #ffffff;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.tab-badge {
  font-size: 0.72rem;
  background: rgba(0, 0, 0, 0.06);
  padding: 1px 6px;
  border-radius: var(--radius-full);
}
.tab-btn.active .tab-badge {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.view-switches {
  display: flex;
  gap: 6px;
}

.view-btn {
  background: #ffffff;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 4px;
}

.view-btn.active {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}

/* ==========================================================================
   Results Area
   ========================================================================== */

.results-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.results-count b {
  color: var(--primary);
  font-weight: 700;
}

/* Card Grid Layout */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 30px;
}

.result-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.result-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-focus);
}

.result-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.result-card.source-doc::before {
  background-color: var(--primary);
}

.result-card.source-xls::before {
  background-color: var(--secondary);
}

.result-card.source-custom::before {
  background-color: #8b5cf6;
}

.card-top-content {
  margin-bottom: 12px;
}

.card-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.source-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}

.source-badge.doc {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.source-badge.xls {
  background: var(--secondary-light);
  color: #0f766e;
}

.source-badge.custom {
  background: #ede9fe;
  color: #6d28d9;
}

.category-badge {
  font-size: 0.72rem;
  background: var(--bg-alt);
  color: var(--text-muted);
  padding: 2px 6px;
  border-radius: 4px;
}

.card-main-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 4px;
  line-height: 1.35;
}

.card-sub-dept {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Number display inside card (點擊複製，精美無繁雜按鈕) */
.card-number-box {
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  border: 1px solid var(--border);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.card-number-box:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.number-content {
  display: flex;
  flex-direction: column;
}

.number-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}

.number-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.02em;
}

.copy-hint-pill {
  font-size: 0.72rem;
  color: var(--primary);
  background: #ffffff;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(2, 132, 199, 0.2);
  font-weight: 600;
  opacity: 0.85;
}

/* Table View Layout (取消操作欄位) */
.results-table-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
  margin-bottom: 30px;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.results-table th {
  background: #f8fafc;
  color: var(--text-muted);
  font-weight: 600;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.results-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.results-table tr:hover td {
  background-color: #f8fafc;
}

.table-name-cell {
  font-weight: 600;
  color: var(--text-main);
}

.results-table .table-num {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary-dark);
  cursor: pointer;
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  transition: background var(--transition-fast);
}

.results-table .table-num:hover {
  background-color: var(--primary-light);
}

/* Highlight matching keyword */
mark.hl {
  background: #fef08a;
  color: #854d0e;
  padding: 0 2px;
  border-radius: 2px;
  font-weight: inherit;
}

/* Loading & Empty States */
.state-box {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
  padding: 50px 20px;
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 30px;
}

.state-box.welcome-box {
  border-style: solid;
  border-color: var(--border);
}

.state-icon {
  font-size: 44px;
  margin-bottom: 10px;
  opacity: 0.85;
}

.state-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.state-desc {
  font-size: 0.88rem;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ==========================================================================
   【最下方】常用總機與通訊指引 (Quick Codes Section)
   ========================================================================== */

.quick-codes-section {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-top: 10px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.section-header-row {
  margin-bottom: 14px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
}

.section-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.section-subtitle {
  font-size: 0.78rem;
  color: var(--text-light);
}

.quick-codes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.quick-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--transition-fast);
}

.quick-card:hover {
  border-color: #cbd5e1;
}

.quick-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 4px;
}

.quick-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
}

.quick-badge.danger { background: var(--danger-light); color: var(--danger); }
.quick-badge.primary { background: var(--primary-light); color: var(--primary); }
.quick-badge.info { background: #e0f2fe; color: #0369a1; }
.quick-badge.success { background: var(--success-light); color: var(--success); }
.quick-badge.secondary { background: #e2e8f0; color: #475569; }

.quick-code-num {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-main);
}

.quick-card-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* ==========================================================================
   【最下方】檔案同步管理卡片 (Sync Management Section)
   ========================================================================== */

.sync-management-section {
  margin-bottom: 24px;
}

.sync-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}

.sync-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.sync-header-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sync-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.file-status-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.file-status-item {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  font-size: 0.75rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.file-name {
  font-weight: 600;
  color: var(--text-main);
}

.btn-sync {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  color: #ffffff;
  border: none;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 6px rgba(14, 165, 233, 0.3);
  white-space: nowrap;
}

.btn-sync:hover {
  background: linear-gradient(135deg, #38bdf8 0%, #0369a1 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(14, 165, 233, 0.4);
}

.btn-sync.loading svg {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   Toast & Footer
   ========================================================================== */

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: #1e293b;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

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

.app-footer {
  margin-top: auto;
  background: #ffffff;
  border-top: 1px solid var(--border);
  padding: 18px 0;
  font-size: 0.78rem;
  color: var(--text-light);
  text-align: center;
}

/* ==========================================================================
   📱 行動裝置專屬優化與響應式排版 (Mobile Responsive Styles)
   ========================================================================== */

@media (max-width: 992px) {
  .quick-codes-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 12px;
  }

  .app-header {
    padding: 16px 0;
  }

  .brand-icon {
    width: 36px;
    height: 36px;
    font-size: 18px;
    border-radius: 8px;
  }

  .brand-text h1 {
    font-size: 1.12rem;
  }

  .brand-text p {
    font-size: 0.76rem;
  }

  .search-section {
    padding: 16px 0 20px;
  }

  .search-box-card {
    padding: 14px;
    border-radius: var(--radius-md);
    margin-bottom: 16px;
  }

  .search-input {
    height: 48px;
    font-size: 0.95rem;
    padding-left: 44px;
    padding-right: 40px;
    border-radius: var(--radius-sm);
  }

  .search-icon {
    left: 14px;
    width: 18px;
    height: 18px;
  }

  /* 行動裝置上分頁四等分，排列整齊好點擊 */
  .filter-tabs {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-top: 12px;
    padding-top: 12px;
  }

  .source-buttons {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: 3px;
    gap: 3px;
  }

  .tab-btn {
    justify-content: center;
    padding: 7px 2px;
    font-size: 0.74rem;
    white-space: nowrap;
  }

  .tab-badge {
    display: none; /* 行動裝置上隱藏徽章數字以維持純淨與排版平衡 */
  }

  .view-switches {
    justify-content: flex-end;
  }

  /* 行動裝置卡片設計：滿版、輕透、精緻 */
  .results-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 24px;
  }

  .result-card {
    padding: 14px;
  }

  .card-main-title {
    font-size: 1.05rem;
  }

  .card-number-box {
    padding: 8px 12px;
  }

  .number-val {
    font-size: 1.15rem;
  }

  /* 行動裝置常用指引切換為 2 欄 */
  .quick-codes-section {
    padding: 14px;
    border-radius: var(--radius-md);
  }

  .quick-codes-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .quick-card {
    padding: 8px 10px;
  }

  .quick-code-num {
    font-size: 0.8rem;
  }

  .quick-card-desc {
    font-size: 0.7rem;
  }

  /* 行動裝置版不需要資料庫同步與檔案狀態及同步檔案按鈕 */
  .sync-management-section {
    display: none !important;
  }

  .toast-container {
    left: 16px;
    right: 16px;
    bottom: 16px;
  }

  .toast {
    justify-content: center;
  }
}