/* ==================== 基础样式 ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #4CAF50;
  --primary-dark: #388E3C;
  --secondary: #2196F3;
  --danger: #f44336;
  --warning: #FF9800;
  --bg: #f5f5f5;
  --card-bg: #ffffff;
  --text: #333333;
  --text-secondary: #666666;
  --border: #e0e0e0;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* ==================== 登录页样式 ==================== */
.auth-page {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-box {
  background: white;
  border-radius: 16px;
  padding: 40px 30px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.auth-box h1 {
  text-align: center;
  color: var(--primary);
  margin-bottom: 8px;
  font-size: 28px;
}

.auth-box .subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 30px;
  font-size: 14px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-warning {
  background: var(--warning);
  color: white;
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
  width: auto;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.auth-switch {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-secondary);
}

.auth-switch a {
  color: var(--primary);
  cursor: pointer;
}

/* ==================== 应用头部 ==================== */
.app-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 16px 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.app-header .header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-header h1 {
  font-size: 20px;
  font-weight: 600;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.logout-btn {
  background: rgba(255,255,255,0.2);
  color: white;
  border: none;
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 12px;
}

/* ==================== 底部导航 ==================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: white;
  display: flex;
  justify-content: space-around;
  padding: 10px 0;
  box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
  z-index: 100;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 6px 20px;
  cursor: pointer;
  color: var(--text-secondary);
  transition: color 0.3s;
}

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

.nav-item i {
  font-size: 22px;
}

.nav-item span {
  font-size: 12px;
}

/* ==================== 主内容区 ==================== */
.main-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  padding-bottom: 80px;
}

/* ==================== 卡片样式 ==================== */
.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==================== 计时器样式 ==================== */
.timer-display {
  text-align: center;
  padding: 30px 0;
}

.timer-display .time {
  font-size: 56px;
  font-weight: 700;
  color: var(--primary);
  font-family: 'Courier New', monospace;
  letter-spacing: 4px;
}

.timer-display .date {
  color: var(--text-secondary);
  margin-top: 8px;
  font-size: 14px;
}

.timer-controls {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.timer-controls .btn {
  flex: 1;
}

.timer-status {
  background: var(--primary);
  color: white;
  padding: 12px 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.timer-status.active {
  background: var(--primary);
}

.timer-status.idle {
  background: var(--text-secondary);
}

/* ==================== 选择器样式 ==================== */
.select-group {
  margin-bottom: 16px;
}

.select-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
}

.select-group select,
.select-group input {
  width: 100%;
  padding: 14px;
  border: 2px solid var(--border);
  border-radius: 10px;
  font-size: 16px;
  background: white;
}

/* ==================== 统计卡片 ==================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.stat-card {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 20px;
  border-radius: 12px;
  text-align: center;
}

.stat-card.blue {
  background: linear-gradient(135deg, var(--secondary) 0%, #1565C0 100%);
}

.stat-card.orange {
  background: linear-gradient(135deg, var(--warning) 0%, #E65100 100%);
}

.stat-card .value {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-card .label {
  font-size: 12px;
  opacity: 0.9;
}

/* ==================== 记录列表 ==================== */
.record-list {
  margin-top: 10px;
}

.record-item {
  background: white;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
}

.record-item .header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.record-item .boss-name {
  font-weight: 600;
  font-size: 16px;
}

.record-item .status {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  background: #e8f5e9;
  color: var(--primary);
}

.record-item .status.completed {
  background: #e3f2fd;
  color: var(--secondary);
}

.record-item .details {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: 14px;
}

.record-item .salary {
  color: var(--primary);
  font-weight: 600;
  font-size: 18px;
  margin-top: 10px;
}

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

.empty-state .icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

/* ==================== 筛选器 ==================== */
.filter-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-bar input,
.filter-bar select {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
}

.filter-bar input[type="date"] {
  flex: 1;
  min-width: 130px;
}

.filter-bar select {
  min-width: 120px;
}

/* ==================== 标签页 ==================== */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 20px;
}

.tab {
  flex: 1;
  padding: 14px;
  text-align: center;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.3s;
}

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

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* ==================== 表格样式 ==================== */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th, td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  background: #f8f9fa;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
}

tr:hover {
  background: #f8f9fa;
}

/* ==================== 模态框 ==================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal {
  background: white;
  border-radius: 16px;
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow: hidden;
  animation: modalSlide 0.3s ease;
}

@keyframes modalSlide {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.modal-header h3 {
  font-size: 18px;
}

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

.modal-body {
  padding: 20px;
  overflow-y: auto;
  max-height: 60vh;
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.modal-footer .btn {
  width: auto;
  padding: 10px 24px;
}

/* ==================== 提示消息 ==================== */
.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 2000;
  animation: toastSlide 0.3s ease;
}

.toast.success {
  background: var(--primary);
}

.toast.error {
  background: var(--danger);
}

@keyframes toastSlide {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* ==================== 响应式布局 ==================== */
@media (min-width: 768px) {
  .main-content {
    padding: 30px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .timer-display .time {
    font-size: 72px;
  }
  
  .filter-bar {
    flex-wrap: nowrap;
  }
}

@media (max-width: 767px) {
  .auth-box {
    padding: 30px 20px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .timer-display .time {
    font-size: 42px;
    letter-spacing: 2px;
  }
  
  table {
    font-size: 12px;
  }
  
  th, td {
    padding: 8px;
  }
}

/* ==================== 工具类 ==================== */
.hidden {
  display: none !important;
}

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

.text-right {
  text-align: right;
}

.mt-10 {
  margin-top: 10px;
}

.mt-20 {
  margin-top: 20px;
}

.mb-10 {
  margin-bottom: 10px;
}

.mb-20 {
  margin-bottom: 20px;
}

/* ==================== 头像样式 ==================== */
.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  background: #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #999;
}

.avatar-small {
  width: 32px;
  height: 32px;
  font-size: 14px;
}

.avatar-large {
  width: 80px;
  height: 80px;
  font-size: 32px;
}

.avatar-upload {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto 20px;
}

.avatar-upload img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary);
}

.avatar-upload .upload-btn {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.avatar-upload input[type="file"] {
  display: none;
}

.user-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
}

.user-header .avatar {
  border: 3px solid rgba(255,255,255,0.3);
  background: white;
}

.user-header .info {
  flex: 1;
}

.user-header .name {
  font-size: 18px;
  font-weight: 600;
}

.user-header .phone {
  font-size: 12px;
  opacity: 0.8;
}

.boss-avatar-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.boss-avatar-cell img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

/* ==================== 加载动画 ==================== */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}