/* ===== 雾感薰衣草主题 ===== */
:root {
  /* 主色 */
  --lavender-deep: #9D91A8;
  --lavender-mid: #C8B8BE;
  --cream: #F5EFEF;
  --sage: #B8C9B8;
  
  /* 衍生色 */
  --bg-primary: #FAF8F6;
  --bg-secondary: #F5EFEF;
  --bg-tertiary: #EDE5E8;
  --bg-card: #FFFFFF;
  
  /* 文字 */
  --text-primary: #5C4F5E;
  --text-secondary: #7D6F80;
  --text-muted: #A094A3;
  --text-disabled: #C5BCC7;
  
  /* 边框 */
  --border-light: #E8DFE5;
  --border-medium: #D0C2D0;
  
  /* 功能色 */
  --success: #8FAA8F;
  --warning: #D4A574;
  --danger: #C98B9D;
  --info: #9D91A8;
  
  /* 渐变 */
  --gradient-primary: linear-gradient(135deg, #9D91A8 0%, #C8B8BE 100%);
  --gradient-soft: linear-gradient(135deg, #F5EFEF 0%, #E8DFE5 100%);
  --gradient-sage: linear-gradient(135deg, #B8C9B8 0%, #DDE8DD 100%);
  
  /* 阴影 */
  --shadow-sm: 0 2px 8px rgba(157, 145, 168, 0.08);
  --shadow-md: 0 4px 16px rgba(157, 145, 168, 0.12);
  --shadow-lg: 0 8px 32px rgba(157, 145, 168, 0.16);
  
  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 999px;
  
  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 14px;
  overflow-x: hidden;
}

/* ===== 布局 ===== */
.app {
  display: flex;
  min-height: 100vh;
}

/* ===== 侧边栏 ===== */
.sidebar {
  width: 240px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  position: fixed;
  height: 100vh;
  left: 0;
  top: 0;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar__logo {
  padding: 0 20px 24px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 16px;
}

.sidebar__logo h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--lavender-deep);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
}

.sidebar__section {
  margin-bottom: 24px;
}

.sidebar__section-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0 20px 8px;
}

.sidebar__nav {
  list-style: none;
}

.sidebar__nav-item {
  margin: 2px 0;
}

.sidebar__nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
  cursor: pointer;
}

.sidebar__nav-link:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.sidebar__nav-link.active {
  background: var(--bg-tertiary);
  color: var(--lavender-deep);
  border-left-color: var(--lavender-deep);
  font-weight: 600;
}

.sidebar__nav-icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
}

.sidebar__footer {
  margin-top: auto;
  padding: 16px 20px;
  border-top: 1px solid var(--border-light);
}

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

.sidebar__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 16px;
}

.sidebar__user-info {
  flex: 1;
  min-width: 0;
}

.sidebar__user-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 13px;
}

.sidebar__user-desc {
  font-size: 11px;
  color: var(--text-muted);
}

/* ===== 主内容区 ===== */
.main {
  flex: 1;
  margin-left: 240px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== 顶部导航 ===== */
.topbar {
  height: 64px;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(250, 248, 246, 0.85);
}

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

.topbar__greeting {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.topbar__date {
  font-size: 13px;
  color: var(--text-muted);
}

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

.topbar__btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all var(--transition-fast);
}

.topbar__btn:hover {
  background: var(--bg-tertiary);
  color: var(--lavender-deep);
}

/* ===== 内容区 ===== */
.content {
  flex: 1;
  padding: 28px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.page {
  display: none;
  animation: fadeIn 0.3s ease;
}

.page.active {
  display: block;
}

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

.page__header {
  margin-bottom: 24px;
}

.page__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.page__subtitle {
  font-size: 14px;
  color: var(--text-muted);
}

/* ===== 卡片 ===== */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.card__action {
  font-size: 12px;
  color: var(--lavender-deep);
  cursor: pointer;
  font-weight: 500;
}

.card__action:hover {
  text-decoration: underline;
}

/* ===== 网格布局 ===== */
.grid {
  display: grid;
  gap: 20px;
}

.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===== 指标卡 ===== */
.metric-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.metric-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.metric-card--lavender {
  background: linear-gradient(135deg, #9D91A8 0%, #B8A8B8 100%);
  border: none;
  color: white;
}

.metric-card--sage {
  background: linear-gradient(135deg, #B8C9B8 0%, #9DB89D 100%);
  border: none;
  color: white;
}

.metric-card--pink {
  background: linear-gradient(135deg, #C8B8BE 0%, #D4C2C8 100%);
  border: none;
  color: white;
}

.metric-card--cream {
  background: linear-gradient(135deg, #F5EFEF 0%, #EDE5E8 100%);
  border: none;
}

.metric-card__label {
  font-size: 13px;
  opacity: 0.85;
  margin-bottom: 8px;
  font-weight: 500;
}

.metric-card--cream .metric-card__label {
  color: var(--text-secondary);
  opacity: 1;
}

.metric-card__value {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 4px;
}

.metric-card--cream .metric-card__value {
  color: var(--lavender-deep);
}

.metric-card__change {
  font-size: 12px;
  opacity: 0.8;
}

.metric-card--cream .metric-card__change {
  color: var(--text-muted);
  opacity: 1;
}

.metric-card__icon {
  float: right;
  font-size: 32px;
  opacity: 0.5;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: none;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn--primary {
  background: var(--lavender-deep);
  color: white;
}

.btn--primary:hover {
  background: #857991;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
}

.btn--secondary:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn--sage {
  background: var(--sage);
  color: #3D5A3D;
}

.btn--sage:hover {
  background: #A8BEA8;
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn--ghost:hover {
  background: var(--bg-secondary);
}

.btn--sm {
  padding: 6px 14px;
  font-size: 13px;
}

.btn--block {
  width: 100%;
}

/* ===== 标签 ===== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.5;
}

.tag--lavender {
  background: #E8DFE5;
  color: #6E627A;
}

.tag--sage {
  background: #DDE8DD;
  color: #5C7A5C;
}

.tag--pink {
  background: #E8DEE2;
  color: #8B6C78;
}

.tag--success {
  background: #E0EDD8;
  color: #5A7A4A;
}

.tag--warning {
  background: #F0E0D0;
  color: #8B5A3C;
}

.tag--danger {
  background: #F0D8DE;
  color: #8B4A5A;
}

/* ===== 列表项 ===== */
.list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
}

.list-item:last-child {
  border-bottom: none;
}

.list-item__icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

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

.list-item__title {
  font-weight: 500;
  color: var(--text-primary);
  font-size: 14px;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.list-item__meta {
  text-align: right;
  flex-shrink: 0;
}

.list-item__amount {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 14px;
}

.list-item__amount--expense {
  color: var(--danger);
}

.list-item__amount--income {
  color: var(--success);
}

.list-item__date {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===== 快捷按钮 ===== */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: 12px;
}

.quick-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.quick-btn:hover {
  background: var(--bg-tertiary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.quick-btn__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: var(--shadow-sm);
}

.quick-btn__label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

.quick-btn__amount {
  font-size: 11px;
  color: var(--text-muted);
}

/* ===== 表单 ===== */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-primary);
  background: white;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--lavender-deep);
  box-shadow: 0 0 0 3px rgba(157, 145, 168, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ===== 弹窗 ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(92, 79, 94, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: white;
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal__header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal__title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal__close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-secondary);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal__body {
  padding: 20px 24px;
}

.modal__footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* ===== 日历 ===== */
.calendar {
  width: 100%;
}

.calendar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.calendar__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.calendar__nav {
  display: flex;
  gap: 4px;
}

.calendar__nav-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.calendar__nav-btn:hover {
  background: var(--bg-tertiary);
}

.calendar__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 8px;
}

.calendar__weekday {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  padding: 8px 0;
}

.calendar__days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.calendar__day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

.calendar__day:hover {
  background: var(--bg-secondary);
}

.calendar__day--other {
  color: var(--text-disabled);
}

.calendar__day--today {
  background: var(--lavender-deep);
  color: white;
  font-weight: 600;
}

.calendar__day--today:hover {
  background: #857991;
}

.calendar__day--has-event::after {
  content: "";
  position: absolute;
  bottom: 6px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--sage);
}

.calendar__day--today.calendar__day--has-event::after {
  background: white;
}

/* ===== 进度条 ===== */
.progress {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

.progress__bar--lavender {
  background: var(--gradient-primary);
}

.progress__bar--sage {
  background: var(--gradient-sage);
}

.progress__bar--pink {
  background: linear-gradient(135deg, #C8B8BE 0%, #D4B5C0 100%);
}

/* ===== Tab 切换 ===== */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  background: var(--bg-secondary);
  padding: 4px;
  border-radius: var(--radius-md);
}

.tab {
  flex: 1;
  padding: 10px 16px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  background: white;
  color: var(--lavender-deep);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* ===== 移动端 ===== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main {
    margin-left: 0;
  }
  
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .content {
    padding: 16px;
  }
  
  .topbar {
    padding: 0 16px;
  }
  
  .quick-actions {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ===== 空状态 ===== */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-state__icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.5;
}

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

/* ===== 分割线 ===== */
.divider {
  height: 1px;
  background: var(--border-light);
  margin: 20px 0;
}

/* ===== 浮动操作按钮 ===== */
.fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  border: none;
  font-size: 24px;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 50;
}

.fab:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(157, 145, 168, 0.3);
}

/* ===== 打卡卡片 ===== */
.checkin-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  transition: all var(--transition-fast);
}

.checkin-card:hover {
  background: var(--bg-tertiary);
}

.checkin-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.checkin-card__info {
  flex: 1;
}

.checkin-card__name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 14px;
  margin-bottom: 2px;
}

.checkin-card__desc {
  font-size: 12px;
  color: var(--text-muted);
}

.checkin-card__btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--border-light);
  background: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.checkin-card__btn.done {
  background: var(--sage);
  border-color: var(--sage);
  color: white;
}

.checkin-card__btn:hover:not(.done) {
  border-color: var(--lavender-deep);
}

/* ===== 灵感卡片 ===== */
.inspiration-card {
  background: white;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  padding: 14px;
  margin-bottom: 12px;
  transition: all var(--transition-fast);
}

.inspiration-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

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

.inspiration-card__platform {
  font-size: 11px;
  font-weight: 600;
}

.inspiration-card__date {
  font-size: 11px;
  color: var(--text-muted);
}

.inspiration-card__title {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.inspiration-card__title a {
  color: inherit;
  text-decoration: none;
}

.inspiration-card__title a:hover {
  color: var(--lavender-deep);
}

.inspiration-card__stats {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

.inspiration-card__stat {
  display: flex;
  align-items: center;
  gap: 4px;
}