/* AITravel 主要樣式 */

/* 全局樣式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
  overflow-x: hidden;
}

/* 側邊欄樣式 */
#sidebar {
  transition: transform 0.3s ease-in-out;
}

/* 手機版：預設隱藏側邊欄 */
@media (max-width: 1023px) {
  #sidebar {
    transform: translateX(-100%);
  }
  
  #sidebar.show {
    transform: translateX(0);
  }
}

/* 導航連結 */
.nav-link {
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 0.5rem;
  margin: 0.25rem 0.5rem;
}

.nav-link:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  transform: translateX(4px);
  box-shadow: 0 4px 6px -1px rgba(232, 168, 124, 0.1);
}

.nav-link.active {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
  transform: translateX(4px);
}

.nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 60%;
  width: 4px;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 0 4px 4px 0;
}

/* iframe 樣式 */
#contentFrame {
  display: block;
  width: 100%;
  border: none;
}

/* 連接狀態指示器 */
#connectionStatus .bg-green-500 {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* 載入動畫 */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.fa-spin {
  animation: spin 1s linear infinite;
}

/* 側邊欄遮罩（手機版） */
#sidebarOverlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 35;
  display: none;
}

#sidebarOverlay.show {
  display: block;
}

/* 響應式調整 */
@media (max-width: 640px) {
  #sidebar {
    width: 80%;
    max-width: 280px;
  }
}

/* 滾動條樣式 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* 按鈕樣式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.375rem;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  outline: none;
}

.btn-primary {
  background-color: #2563EB;
  color: white;
}

.btn-primary:hover {
  background-color: #1D4ED8;
}

.btn-secondary {
  background-color: #6B7280;
  color: white;
}

.btn-secondary:hover {
  background-color: #4B5563;
}

.btn-danger {
  background-color: #DC2626;
  color: white;
}

.btn-danger:hover {
  background-color: #B91C1C;
}

/* 卡片樣式 */
.card {
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  transition: all 0.2s;
}

.card:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* 表單樣式 */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid #D1D5DB;
  border-radius: 0.375rem;
  transition: all 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: #2563EB;
  ring: 2px;
  ring-color: #DBEAFE;
}

/* 標籤樣式 */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 9999px;
  background-color: #EFF6FF;
  color: #2563EB;
}

.tag-red {
  background-color: #FEE2E2;
  color: #DC2626;
}

.tag-green {
  background-color: #D1FAE5;
  color: #059669;
}

.tag-yellow {
  background-color: #FEF3C7;
  color: #D97706;
}

.tag-purple {
  background-color: #EDE9FE;
  color: #7C3AED;
}

/* 模態框樣式 */
.modal {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 1rem;
}

.modal-content {
  background: white;
  border-radius: 0.5rem;
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* 工具提示 */
.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.5rem;
  background-color: #1F2937;
  color: white;
  font-size: 0.75rem;
  border-radius: 0.25rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.tooltip:hover::after {
  opacity: 1;
}

/* 空狀態 */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: #6B7280;
}

.empty-state i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}