/* UI 通用组件库 - 无 emoji，扁平现代化风格 */

/* 卡片基础 */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* KPI 数据卡片网格 */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

@media (min-width: 640px) {
  .kpi-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
}

.kpi-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.kpi-value.income { color: var(--success); }
.kpi-value.expense { color: var(--text-main); }
.kpi-value.loss { color: var(--danger); }
.kpi-value.net-positive { color: var(--success); }
.kpi-value.net-negative { color: var(--danger); }

/* 按钮系列 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}
.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: var(--bg-subtle);
  border-color: var(--border-color);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: #e2e8f0;
}

.btn-danger {
  background: var(--danger);
  color: #ffffff;
}
.btn-danger:hover {
  background: #b91c1c;
}

.btn-danger-outline {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}
.btn-danger-outline:hover {
  background: var(--danger-light);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

.btn-block {
  width: 100%;
}

.btn svg {
  width: 16px;
  height: 16px;
}

/* 标签与徽章 */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
}

.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-neutral { background: var(--bg-subtle); color: var(--text-muted); }
.badge-primary { background: var(--primary-light); color: var(--primary); }

/* 账号卡片及冻结账号置灰样式 */
.account-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 10px;
  transition: all 0.2s ease;
}

/* 冻结状态：自动显式置灰并加柔和阴影 */
.account-card.status-frozen {
  background-color: var(--frozen-bg);
  border-color: var(--frozen-border);
  color: var(--frozen-grey);
}

.account-card.status-frozen .account-title {
  color: #475569;
}

.account-card.status-frozen .text-main {
  color: #64748b;
}

.account-card.status-disabled {
  background-color: #f8fafc;
  border-color: #e2e8f0;
  opacity: 0.75;
}

.account-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.account-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.account-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.account-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.account-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--border-color);
  padding-top: 8px;
  margin-top: 6px;
}

/* 表单输入与大尺寸金额快捷输入 */
.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  color: var(--text-main);
  outline: none;
  transition: border-color 0.15s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-focus);
}

.form-textarea {
  resize: vertical;
  min-height: 70px;
}

/* 大尺寸快捷录入金额输入组 */
.money-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.money-prefix {
  position: absolute;
  left: 14px;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-muted);
}

.money-input {
  width: 100%;
  padding: 14px 14px 14px 38px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  outline: none;
  background: var(--bg-card);
  color: var(--text-main);
}

.money-input:focus {
  border-color: var(--border-focus);
}

/* 单选类型切换 (收入 / 支出 / 损失) */
.type-selector {
  display: flex;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  margin-bottom: 14px;
}

.type-btn {
  flex: 1;
  padding: 10px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.type-btn.active.type-income {
  background: var(--success);
  color: #ffffff;
}

.type-btn.active.type-expense {
  background: #334155;
  color: #ffffff;
}

.type-btn.active.type-loss {
  background: var(--danger);
  color: #ffffff;
}

/* 筛选与搜索工具条 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  align-items: center;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 140px;
}

.search-box input {
  padding-left: 32px;
}

.search-box svg {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-light);
}

/* 模态弹窗 */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
}

@media (min-width: 640px) {
  .modal-backdrop {
    align-items: center;
    padding: 20px;
  }
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--bg-card);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: translateY(20px);
  transition: transform 0.2s ease;
}

@media (min-width: 640px) {
  .modal-box {
    border-radius: var(--radius-lg);
    transform: scale(0.96);
  }
}

.modal-backdrop.open .modal-box {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
}

.modal-close {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  display: flex;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  background: var(--bg-subtle);
}

/* 吐司提示 (Toast) */
.toast-container {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: #1e293b;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  animation: slideDown 0.2s ease;
  pointer-events: auto;
}

.toast.toast-error {
  background: #dc2626;
}

.toast.toast-success {
  background: #16a34a;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 悬浮操作按钮 (FAB) */
.fab-btn {
  position: fixed;
  right: 18px;
  bottom: calc(var(--nav-height) + 16px);
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: var(--primary);
  color: #ffffff;
  border: none;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 35;
  transition: transform 0.15s ease, background 0.15s ease;
}

.fab-btn:hover {
  background: var(--primary-hover);
  transform: scale(1.05);
}

.fab-btn svg {
  width: 24px;
  height: 24px;
}

@media (min-width: 768px) {
  .fab-btn {
    bottom: 28px;
    right: 28px;
  }
}

/* 列表条目通用 */
.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
}

.list-item-main {
  flex: 1;
  min-width: 0;
}

.list-item-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-item-sub {
  font-size: 12px;
  color: var(--text-muted);
}

.list-item-amount {
  font-size: 15px;
  font-weight: 700;
  text-align: right;
  margin-left: 12px;
}

/* 空状态占位 */
.empty-state {
  text-align: center;
  padding: 36px 16px;
  color: var(--text-muted);
}

.empty-state svg {
  width: 44px;
  height: 44px;
  color: var(--text-light);
  margin-bottom: 10px;
}

.empty-text {
  font-size: 14px;
}