/* ========================================
   Components - shadcn/ui Style
   ======================================== */

/* ---------- Trip Status Badge ---------- */
/* 出發前 - Before trip (amber/yellow) */
.trip-status-before {
  border-color: hsl(45 93% 47% / 0.4);
  background-color: hsl(45 93% 47% / 0.1);
  color: hsl(45 93% 37%);
}

.trip-status-before .trip-dot {
  background-color: hsl(45 93% 47%);
  animation: pulse-slow 2s ease-in-out infinite;
}

/* 進行中 - During trip (green) */
.trip-status-active {
  border-color: hsl(142 76% 36% / 0.4);
  background-color: hsl(142 76% 36% / 0.1);
  color: hsl(142 76% 36%);
}

.trip-status-active .trip-dot {
  background-color: hsl(142 76% 36%);
  animation: pulse-active 1.5s ease-in-out infinite;
}

/* 已結束 - After trip (gray) */
.trip-status-ended {
  border-color: hsl(var(--border));
  background-color: hsl(var(--muted));
  color: hsl(var(--muted-foreground));
}

.trip-status-ended .trip-dot {
  background-color: hsl(var(--muted-foreground));
}

/* Pulse animations */
@keyframes pulse-slow {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(0.9);
  }
}

@keyframes pulse-active {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
    box-shadow: 0 0 0 0 hsl(142 76% 36% / 0.4);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
    box-shadow: 0 0 0 4px hsl(142 76% 36% / 0);
  }
}

/* Dark mode adjustments */
.dark .trip-status-before {
  border-color: hsl(45 93% 55% / 0.4);
  background-color: hsl(45 93% 55% / 0.15);
  color: hsl(45 93% 65%);
}

.dark .trip-status-before .trip-dot {
  background-color: hsl(45 93% 55%);
}

.dark .trip-status-active {
  border-color: hsl(142 70% 45% / 0.4);
  background-color: hsl(142 70% 45% / 0.15);
  color: hsl(142 70% 55%);
}

.dark .trip-status-active .trip-dot {
  background-color: hsl(142 70% 45%);
}

/* ---------- Quick Navigation ---------- */
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--card));
  font-size: 0.75rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  transition: all 150ms;
  white-space: nowrap;
}

.nav-link:hover {
  border-color: hsl(var(--primary) / 0.5);
  background-color: hsl(var(--accent));
  color: hsl(var(--primary));
}

.nav-link:active {
  transform: scale(0.98);
}

/* ---------- Custom Scrollbar ---------- */
.custom-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: hsl(var(--border)) transparent;
}

.custom-scrollbar::-webkit-scrollbar {
  height: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
  border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background-color: hsl(var(--border));
  border-radius: 3px;
  transition: background-color 150ms;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background-color: hsl(var(--muted-foreground) / 0.5);
}

/* ---------- Shared Tab Styles (shadcn tabs) ---------- */
.packing-tab,
.souvenir-tab {
  padding: 0.375rem 0.75rem;
  border-radius: calc(var(--radius) - 4px);
  font-size: 0.75rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  transition: all 150ms;
}

.tab-active {
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ---------- Packing Panel (shadcn card list) ---------- */
.packing-panel {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.packing-item {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  background-color: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  transition: border-color 150ms;
}

.packing-item:hover {
  border-color: hsl(var(--ring));
}

.packing-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.packing-label input[type="checkbox"] {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin: 0;
  vertical-align: middle;
  accent-color: hsl(var(--primary));
  border-radius: 4px;
}

.packing-text {
  font-size: 0.875rem;
  line-height: 1.5;
  color: hsl(var(--card-foreground));
}

/* ---------- Souvenir Panel (shadcn card grid) ---------- */
.souvenir-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 720px) {
  .souvenir-panel {
    grid-template-columns: repeat(2, 1fr);
  }
}

.souvenir-item {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid hsl(var(--border));
  padding: 0.75rem;
  background: hsl(var(--card));
  display: flex;
  flex-direction: column;
  transition: border-color 150ms;
}

.souvenir-item:hover {
  border-color: hsl(var(--ring));
}

.souvenir-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  flex: 1;
}

/* 左：縮圖 */
.souvenir-thumb {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  border-radius: calc(var(--radius) - 4px);
  overflow: hidden;
  border: 1px solid hsl(var(--border));
  background: hsl(var(--muted));
  cursor: pointer;
  transition: border-color 150ms;
}

.souvenir-thumb:hover {
  border-color: hsl(var(--ring));
}

.souvenir-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 中：文字 */
.souvenir-main {
  flex: 1;
  min-width: 0;
}

.souvenir-title {
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.4;
  color: hsl(var(--card-foreground));
}

.souvenir-desc {
  margin-top: 0.25rem;
  font-size: 0.75rem;
  line-height: 1.5;
  color: hsl(var(--muted-foreground));
}

/* 右：checkbox */
.souvenir-check {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 0.5rem;
}

.souvenir-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: hsl(var(--primary));
}

/* ---------- 防止 iOS Safari 自動縮放（字體需 >= 16px）---------- */
/* 手機版強制 16px，桌面版可以小一點 */
input[type="number"],
input[type="text"],
select {
  font-size: 16px;
}

@media (min-width: 640px) {
  input[type="number"],
  input[type="text"],
  select {
    font-size: inherit;
  }
}

/* ---------- Budget Calculator ---------- */

.expense-row {
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.expense-row:hover {
  border-color: hsl(var(--ring));
}

.expense-category {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  padding-right: 24px;
  cursor: pointer;
  min-height: 40px;
}

.expense-name,
.expense-price {
  min-height: 40px;
}

.expense-name::placeholder,
.expense-price::placeholder {
  color: hsl(var(--muted-foreground));
}

/* 移除 number input 的箭頭 */
.expense-price::-webkit-outer-spin-button,
.expense-price::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.expense-price[type="number"] {
  -moz-appearance: textfield;
}

/* 空狀態提示 */
.expense-list:empty::before {
  content: '尚未新增任何項目';
  display: block;
  padding: 0.75rem;
  text-align: center;
  font-size: 0.75rem;
  color: hsl(var(--muted-foreground));
  border: 1px dashed hsl(var(--border));
  border-radius: var(--radius);
}

/* ---------- Shanghai Metro Line Tags ---------- */
.metro-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.625rem;
  font-weight: 600;
  white-space: nowrap;
  line-height: 1.4;
}

.metro-tag-icon {
  width: 0.75rem;
  height: 0.75rem;
}

/* Line 1 - 紅色 */
.metro-line-1 {
  background-color: #ED3B3B;
  color: #ffffff;
}

/* Line 2 - 綠色 */
.metro-line-2 {
  background-color: #8CC220;
  color: #ffffff;
}

/* Line 3 - 黃色 */
.metro-line-3 {
  background-color: #FFD100;
  color: #1a1a1a;
}

/* Line 4 - 紫色 */
.metro-line-4 {
  background-color: #5D2D91;
  color: #ffffff;
}

/* Line 5 - 紫紅色 */
.metro-line-5 {
  background-color: #A6217F;
  color: #ffffff;
}

/* Line 6 - 洋紅色 */
.metro-line-6 {
  background-color: #D9027D;
  color: #ffffff;
}

/* Line 7 - 橙色 */
.metro-line-7 {
  background-color: #ED7B24;
  color: #ffffff;
}

/* Line 8 - 藍色 */
.metro-line-8 {
  background-color: #009AD6;
  color: #ffffff;
}

/* Line 9 - 淺藍色 */
.metro-line-9 {
  background-color: #71C5E8;
  color: #1a1a1a;
}

/* Line 10 - 淺紫色 */
.metro-line-10 {
  background-color: #C4A6CF;
  color: #1a1a1a;
}

/* Line 11 - 棕色 */
.metro-line-11 {
  background-color: #871F28;
  color: #ffffff;
}

/* Line 12 - 深綠色 */
.metro-line-12 {
  background-color: #007B5F;
  color: #ffffff;
}

/* Line 13 - 粉色 */
.metro-line-13 {
  background-color: #EF95CF;
  color: #1a1a1a;
}

/* Line 14 - 暗綠色 */
.metro-line-14 {
  background-color: #697758;
  color: #ffffff;
}

/* Line 15 - 金色 */
.metro-line-15 {
  background-color: #BDA576;
  color: #1a1a1a;
}

/* Line 16 - 青綠色 */
.metro-line-16 {
  background-color: #23A7A0;
  color: #ffffff;
}

/* Line 17 - 淺棕色 */
.metro-line-17 {
  background-color: #BA8C5B;
  color: #ffffff;
}

/* Line 18 - 土黃色 */
.metro-line-18 {
  background-color: #D4A04C;
  color: #1a1a1a;
}

/* 浦江線 */
.metro-line-pj {
  background-color: #8B8680;
  color: #ffffff;
}

/* 磁浮線 */
.metro-line-maglev {
  background-color: #009FDF;
  color: #ffffff;
}

/* Metro route container */
.metro-route {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin-top: 0.5rem;
  padding: 0.375rem 0.7rem;
  background-color: hsl(var(--muted));
  border-radius: 1rem;
  font-size: 0.6875rem;
  color: hsl(var(--muted-foreground));
  line-height: 1;
}

.metro-route > i,
.metro-route > svg {
  flex-shrink: 0;
  align-self: center;
}

.metro-route-text {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  line-height: 1.5;
}

.metro-route-text .metro-tag {
  vertical-align: middle;
}

.metro-route-arrow {
  color: hsl(var(--muted-foreground) / 0.5);
  margin: 0 0.125rem;
}