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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--tg-theme-bg-color, #ffffff);
  color: var(--tg-theme-text-color, #000000);
  padding: 12px 16px;
  line-height: 1.5;
}

h1 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

h2 {
  font-size: 15px;
  font-weight: 600;
  color: var(--tg-theme-hint-color, #999999);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

/* Loading */
#loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 12px;
  color: var(--tg-theme-hint-color, #999);
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--tg-theme-hint-color, #ddd);
  border-top-color: var(--tg-theme-button-color, #3390ec);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Groups list */
.group-card {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  border-radius: 12px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: opacity 0.15s;
}

.group-card:active {
  opacity: 0.7;
}

.group-card .group-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--tg-theme-button-color, #3390ec);
  color: var(--tg-theme-button-text-color, #fff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 600;
  margin-right: 12px;
  flex-shrink: 0;
}

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

.group-card .group-name {
  font-weight: 500;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.group-card .group-schedule {
  font-size: 13px;
  color: var(--tg-theme-hint-color, #999);
}

.group-card .chevron {
  color: var(--tg-theme-hint-color, #ccc);
  font-size: 18px;
  margin-left: 8px;
}

/* Dashboard header */
.dashboard-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.dashboard-header h1 {
  margin-bottom: 0;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.back-btn {
  background: none;
  border: none;
  color: var(--tg-theme-link-color, #3390ec);
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px 4px 0;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  border-radius: 10px;
  padding: 2px;
  margin-bottom: 16px;
}

.tab {
  flex: 1;
  padding: 8px 4px;
  border: none;
  background: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--tg-theme-hint-color, #999);
  cursor: pointer;
  transition: all 0.2s;
}

.tab.active {
  background: var(--tg-theme-bg-color, #fff);
  color: var(--tg-theme-text-color, #000);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* Stats bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.stat-card {
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  border-radius: 10px;
  padding: 10px 12px;
  text-align: center;
}

.stat-card .stat-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--tg-theme-text-color, #000);
}

.stat-card .stat-label {
  font-size: 11px;
  color: var(--tg-theme-hint-color, #999);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

/* Sections */
.section {
  margin-bottom: 20px;
}

/* Absent workers */
.absent-chip {
  display: inline-block;
  padding: 6px 12px;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  border-radius: 16px;
  font-size: 13px;
  margin: 0 4px 6px 0;
  color: var(--tg-theme-destructive-text-color, #e53935);
}

.absent-none {
  color: var(--tg-theme-hint-color, #999);
  font-size: 14px;
  font-style: italic;
}

/* Productive leaderboard */
.productive-item {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  border-radius: 10px;
  margin-bottom: 6px;
}

.productive-rank {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--tg-theme-button-color, #3390ec);
  color: var(--tg-theme-button-text-color, #fff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  margin-right: 10px;
  flex-shrink: 0;
}

.productive-name {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
}

.productive-hours {
  font-size: 14px;
  font-weight: 600;
  color: var(--tg-theme-link-color, #3390ec);
}

.productive-days {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999);
  margin-left: 8px;
}

/* Work entries */
.entry-card {
  background: var(--tg-theme-secondary-bg-color, #f4f4f5);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 8px;
}

.entry-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.entry-name {
  font-weight: 500;
  font-size: 15px;
}

.entry-date {
  font-size: 12px;
  color: var(--tg-theme-hint-color, #999);
}

.entry-times {
  font-size: 13px;
  color: var(--tg-theme-hint-color, #999);
  margin-bottom: 4px;
}

.entry-duration {
  font-weight: 600;
  color: var(--tg-theme-link-color, #3390ec);
}

.entry-summary {
  font-size: 13px;
  color: var(--tg-theme-text-color, #000);
  opacity: 0.8;
  margin-top: 4px;
  padding-top: 4px;
  border-top: 1px solid rgba(0,0,0,0.06);
}

.entry-status {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 500;
}

.entry-status.working {
  background: #e8f5e9;
  color: #2e7d32;
}

.entry-status.done {
  background: #e3f2fd;
  color: #1565c0;
}

/* Error */
.error-box {
  text-align: center;
  padding: 40px 20px;
}

.error-box h2 {
  font-size: 18px;
  color: var(--tg-theme-text-color, #000);
  text-transform: none;
  margin-bottom: 8px;
}

.error-box p {
  color: var(--tg-theme-hint-color, #999);
  font-size: 14px;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 24px;
  color: var(--tg-theme-hint-color, #999);
  font-size: 14px;
}