/**
 * 星钻辅学平台 - 家长端样式 (深度优化版)
 * 移动端 H5 风格 - 专业教育平台视觉
 * 简洁、专业、可信、清晰、温和
 */

/* ========== 页面容器 ========== */
.parent-app {
  max-width: var(--mobile-max-width);
  margin: 0 auto;
  min-height: 100vh;
  background: var(--color-bg);
  padding-bottom: calc(var(--tabbar-height) + env(safe-area-inset-bottom, 0));
}

/* ========== 顶部品牌栏 ========== */
.parent-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky, 100);
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  height: 52px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.logo-icon {
  font-size: 20px;
  color: var(--color-primary);
}

.logo-text {
  font-size: 18px;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  letter-spacing: -0.5px;
}

.header-actions {
  display: flex;
  gap: var(--space-2);
}

.header-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.header-btn:hover {
  background: var(--color-bg-hover);
}

.header-btn i {
  font-size: 20px;
  color: var(--color-text-secondary);
}

/* ========== 主内容区 ========== */
.parent-main {
  padding: var(--space-4);
}

/* ========== 搜索框 (Pill 样式) ========== */
.search-section {
  margin-bottom: var(--space-5);
}

.search-box {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-bg);
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-3) var(--space-4);
  box-shadow: inset 0 0 0 1px var(--color-border);
  transition: box-shadow var(--transition-fast);
}

.search-box:active {
  box-shadow: inset 0 0 0 1px var(--color-primary);
}

.search-box i {
  font-size: 18px;
  color: var(--color-text-tertiary);
}

.search-input {
  flex: 1;
  border: none;
  background: none;
  font-size: var(--font-size-body);
  color: var(--color-text);
  outline: none;
}

.search-input::placeholder {
  color: var(--color-text-tertiary);
}

/* ========== Banner 区域 ========== */
.banner-section {
  margin-bottom: var(--space-5);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.banner-slider {
  position: relative;
}

.banner-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  color: white;
  min-height: 150px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.banner-content {
  flex: 1;
}

.banner-title {
  font-size: 19px;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2);
  line-height: var(--line-height-tight);
}

.banner-desc {
  font-size: 13px;
  opacity: 0.85;
  margin-bottom: var(--space-3);
  line-height: var(--line-height-relaxed);
}

.banner-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background: white;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.banner-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.banner-image {
  font-size: 56px;
  opacity: 0.9;
  margin-left: var(--space-3);
}

/* ========== 快捷入口 ========== */
.quick-actions {
  margin-bottom: var(--space-6);
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
}

.action-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  padding: var(--space-3) var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.action-item:hover {
  background: var(--color-bg-hover);
}

.action-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.action-icon i {
  font-size: 20px;
}

.action-text {
  font-size: 12px;
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

/* ========== 模块标题区域 ========== */
.section {
  margin-bottom: 28px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.section-title {
  font-size: var(--font-size-section-title);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.section-more {
  font-size: var(--font-size-small);
  color: var(--color-text-tertiary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 2px;
  font-weight: var(--font-weight-normal);
  transition: color var(--transition-fast);
}

.section-more:hover {
  color: var(--color-text-secondary);
}

.section-more i {
  font-size: 11px;
}

/* ========== 水平滚动教师列表 ========== */
.teacher-scroll-list {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: var(--space-2);
  margin: 0 calc(-1 * var(--space-4));
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.teacher-scroll-list::-webkit-scrollbar {
  display: none;
}

/* ========== 首页教师卡片 (小尺寸) ========== */
.teacher-card-small {
  flex-shrink: 0;
  width: 145px;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.teacher-card-small .teacher-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, var(--color-accent-soft) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  font-size: 24px;
}

.teacher-card-small .teacher-name {
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.teacher-card-small .teacher-badge {
  margin-bottom: var(--space-2);
}

.teacher-card-small .teacher-rating {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  font-size: 12px;
}

.teacher-card-small .teacher-rating i {
  color: var(--color-warning);
  font-size: 11px;
}

.teacher-card-small .teacher-rating span {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.teacher-card-small .teacher-subject {
  font-size: 12px;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ========== 教师库页面 - 教师列表卡片 ========== */
.teacher-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.teacher-card {
  display: flex;
  gap: var(--space-4);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.teacher-card .teacher-avatar-wrap {
  flex-shrink: 0;
}

.teacher-card .teacher-avatar {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, var(--color-accent-soft) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.teacher-card .teacher-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.teacher-card .teacher-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.teacher-card .teacher-name {
  font-size: 15px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.teacher-card .teacher-rating {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 13px;
  color: var(--color-warning);
  font-weight: var(--font-weight-medium);
}

.teacher-card .teacher-rating i {
  font-size: 12px;
}

.teacher-card .teacher-badge-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.teacher-card .teacher-meta {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.teacher-card .teacher-meta .dot {
  margin: 0 var(--space-1);
  color: var(--color-text-quaternary);
}

.teacher-card .teacher-area-price {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 13px;
}

.teacher-card .teacher-area {
  color: var(--color-text-tertiary);
}

.teacher-card .teacher-price {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

.teacher-card .teacher-quote {
  font-size: 13px;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.teacher-card .teacher-review-count {
  font-size: 12px;
  color: var(--color-text-tertiary);
}

/* ========== 筛选器 ========== */
.filter-bar {
  background: var(--color-bg-elevated);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-3);
  position: sticky;
  top: 52px;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
}

.filter-scroll {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.filter-scroll::-webkit-scrollbar {
  display: none;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  border: none;
  background: var(--color-bg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.filter-pill:hover {
  background: var(--color-bg-hover);
}

.filter-pill.active {
  background: var(--color-primary);
  color: white;
}

.filter-pill i {
  font-size: 10px;
}

/* ========== 底部 TabBar ========== */
.parent-tabbar {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--mobile-max-width);
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 60px;
  padding-bottom: env(safe-area-inset-bottom, 0);
  z-index: var(--z-sticky, 100);
}

.tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  flex: 1;
  height: 100%;
  text-decoration: none;
  color: var(--color-text-tertiary);
  transition: color var(--transition-fast);
}

.tab-item.active {
  color: var(--color-primary);
}

.tab-item i {
  font-size: 22px;
  line-height: 1;
}

.tab-text {
  font-size: 11px;
  font-weight: var(--font-weight-medium);
}

.tab-item-center {
  position: relative;
  top: -12px;
}

.tab-item-center .tab-icon-wrapper {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.tab-item-center i {
  font-size: 24px;
  color: white;
}

/* ========== 教师详情页 ========== */
.detail-header {
  background: linear-gradient(180deg, #f8fafc 0%, var(--color-bg) 100%);
  padding: var(--space-5) var(--space-4);
  position: relative;
  border-bottom: 1px solid var(--color-border);
}

.detail-header-back {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background: var(--color-bg-elevated);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.detail-header-fav {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: var(--color-bg-elevated);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.detail-profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
}

.detail-avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, var(--color-accent-soft) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  border: 3px solid white;
  box-shadow: var(--shadow-md);
}

.detail-info {
  text-align: center;
}

.detail-name {
  font-size: 20px;
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.detail-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.detail-rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.detail-rating-score {
  font-size: 24px;
  font-weight: var(--font-weight-bold);
  color: var(--color-warning);
}

.detail-rating-count {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

/* 详情页内容区 */
.detail-content {
  padding: var(--space-4);
  padding-bottom: 100px;
}

.detail-section {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  box-shadow: var(--shadow-card);
}

.detail-section-title {
  font-size: var(--font-size-card-title);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  position: relative;
  padding-left: var(--space-3);
}

.detail-section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 2px;
}

/* 资质亮点 */
.highlights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

.highlight-icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.highlight-icon i {
  font-size: 20px;
  color: var(--color-primary);
}

.highlight-content {
  min-width: 0;
}

.highlight-text {
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.highlight-label {
  font-size: 12px;
  color: var(--color-text-tertiary);
  margin-top: 2px;
}

/* 信息列表 */
.info-list {
  display: flex;
  flex-direction: column;
}

.info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.info-label {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.info-value {
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-align: right;
}

.info-value.price {
  color: var(--color-primary);
}

/* 可授时间 */
.schedule-calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.calendar-day {
  text-align: center;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-small);
}

.calendar-day.available {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.calendar-day.busy {
  background: var(--color-bg);
  color: var(--color-text-tertiary);
}

.calendar-day-name {
  font-size: 10px;
  margin-bottom: 2px;
}

.calendar-day-date {
  font-weight: var(--font-weight-medium);
}

.time-slots {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.time-slot {
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--color-text-secondary);
}

.time-slot.available {
  background: var(--color-success-soft);
  color: var(--color-success);
}

/* 评分总览 */
.rating-overview {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.rating-score-big {
  font-size: 42px;
  font-weight: var(--font-weight-bold);
  color: var(--color-warning);
  line-height: 1;
}

.rating-info {
  flex: 1;
}

.rating-count {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-top: var(--space-1);
}

/* 评价列表 */
.review-list {
  display: flex;
  flex-direction: column;
}

.review-item {
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.review-author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.review-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--color-text-tertiary);
}

.review-name {
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.review-score {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--color-warning);
  font-size: 13px;
  font-weight: var(--font-weight-medium);
}

.review-content {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-2);
}

.review-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.review-tag {
  font-size: 12px;
  color: var(--color-text-tertiary);
  background: var(--color-bg);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.review-time {
  font-size: 12px;
  color: var(--color-text-quaternary);
  margin-top: var(--space-2);
}

/* 底部操作栏 */
.detail-footer {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: var(--mobile-max-width);
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-4);
  padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom, 0));
  display: flex;
  gap: var(--space-3);
  z-index: 100;
}

.detail-footer .btn {
  flex: 1;
  height: 44px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
}

.detail-footer .btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.detail-footer .btn-outline:hover {
  background: var(--color-bg-hover);
}

.detail-footer .btn-primary {
  background: var(--color-primary);
  border: none;
  color: white;
}

.detail-footer .btn-primary:hover {
  background: var(--color-primary-hover);
}

/* ========== 筛选面板 ========== */
.filter-panel {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 200;
}

.filter-panel.show {
  display: block;
}

.filter-panel-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  max-height: 70vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.filter-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-bg-elevated);
}

.filter-panel-title {
  font-size: var(--font-size-section-title);
  font-weight: var(--font-weight-bold);
}

.filter-panel-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-text-tertiary);
  cursor: pointer;
}

.filter-group {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.filter-group-title {
  font-size: var(--font-size-caption);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-option {
  padding: 8px 16px;
  font-size: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-option:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-option.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
}

.filter-panel-footer {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  position: sticky;
  bottom: 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--color-border);
}

.filter-panel-footer .btn {
  flex: 1;
  height: 44px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: var(--font-weight-medium);
}

.filter-panel-footer .btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.filter-panel-footer .btn-primary {
  background: var(--color-primary);
  border: none;
  color: white;
}

/* ========== 结果计数 ========== */
.result-count {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-3);
}

/* ========== 空状态 ========== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-4);
  text-align: center;
}

.empty-icon {
  margin-bottom: var(--space-4);
  color: var(--color-text-quaternary);
}

.empty-icon i {
  font-size: 48px;
}

.empty-title {
  font-size: var(--font-size-card-title);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.empty-desc {
  font-size: var(--font-size-caption);
  color: var(--color-text-tertiary);
}

/* 紧凑空状态 */
.empty-state-compact {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-10) var(--space-4);
  text-align: center;
}

.empty-state-compact .empty-icon {
  margin-bottom: var(--space-3);
  color: var(--color-text-quaternary);
}

.empty-state-compact .empty-icon i {
  font-size: 48px;
}

.empty-state-compact .empty-title {
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1);
}

.empty-state-compact .empty-desc {
  font-size: var(--font-size-caption);
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-4);
}

/* ========== 状态 Badge ========== */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
}

.status-badge-pending {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}

.status-badge-processing {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}

.status-badge-scheduled {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.status-badge-completed {
  background: var(--color-bg-hover);
  color: var(--color-text-tertiary);
}

.status-badge-cancelled {
  background: var(--color-bg-hover);
  color: var(--color-text-tertiary);
}

/* ========== 学习资料卡片 ========== */
.material-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.material-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-card);
}

.material-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-soft);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.material-icon i {
  font-size: 24px;
  color: var(--color-primary);
}

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

.material-title {
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.material-meta {
  font-size: var(--font-size-small);
  color: var(--color-text-tertiary);
}

.material-btn {
  padding: 6px 14px;
  font-size: 13px;
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.material-btn:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}

/* ========== 页面切换动画 ========== */
@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.page-enter {
  animation: slideIn 0.3s ease;
}