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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: #f5f7fa;
  color: #1a1a2e;
  line-height: 1.6;
}

.header {
  background: linear-gradient(135deg, #0066cc 0%, #004499 100%);
  color: white;
  padding: 24px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.header-left h1 {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 4px;
}

.subtitle {
  font-size: 14px;
  opacity: 0.85;
}

.header-right {
  display: flex;
  gap: 12px;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  background: #00cc88;
  color: white;
}

.btn-primary:hover {
  background: #00aa77;
}

.btn-secondary {
  background: rgba(255,255,255,0.15);
  color: white;
  border: 1px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.25);
}

.btn-warning {
  background: #ff9800;
  color: white;
}

.btn-warning:hover {
  background: #f57c00;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.main {
  padding: 24px 32px;
  max-width: 1400px;
  margin: 0 auto;
}

.dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: white;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-value {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 13px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-new .stat-value { color: #2196f3; }
.stat-work .stat-value { color: #ff9800; }
.stat-duplicate .stat-value { color: #f44336; }
.stat-overdue .stat-value { color: #9c27b0; }
.stat-total .stat-value { color: #00cc88; }

.filters {
  background: white;
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.search-box {
  flex: 1;
  min-width: 280px;
}

.search-box input {
  width: 100%;
  padding: 10px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  transition: border-color 0.2s;
}

.search-box input:focus {
  outline: none;
  border-color: #0066cc;
}

.status-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 16px;
  border: 1px solid #e0e0e0;
  background: white;
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  background: #f5f7fa;
}

.filter-btn.active {
  background: #0066cc;
  color: white;
  border-color: #0066cc;
}

.table-section {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  overflow: hidden;
}

.requests-table {
  width: 100%;
  border-collapse: collapse;
}

.requests-table th,
.requests-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid #f0f0f0;
}

.requests-table th {
  background: #f8f9fa;
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #555;
}

.requests-table tbody tr:hover {
  background: #f8f9fa;
}

.status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.status-новая { background: #e3f2fd; color: #1976d2; }
.status-в работе { background: #fff3e0; color: #f57c00; }
.status-на проверке { background: #f3e5f5; color: #7b1fa2; }
.status-спорная { background: #ffebee; color: #d32f2f; }
.status-завершена { background: #e8f5e9; color: #388e3c; }

.duplicate-flag {
  background: #ffebee;
  color: #d32f2f;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

.actions {
  display: flex;
  gap: 6px;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.modal-small {
  max-width: 450px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid #f0f0f0;
}

.modal-header h2 {
  font-size: 20px;
  font-weight: 600;
}

.close-btn {
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: #999;
  line-height: 1;
}

.close-btn:hover {
  color: #333;
}

#request-form {
  padding: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: #555;
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #0066cc;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 20px;
}

.telegram-content {
  padding: 24px;
  background: #f5f7fa;
  font-family: monospace;
  font-size: 13px;
  line-height: 1.8;
  white-space: pre-wrap;
}

.duplicate-content {
  padding: 24px;
}

.duplicate-content p {
  margin-bottom: 12px;
}

.duplicate-card {
  background: #fff3e0;
  border: 1px solid #ffe0b2;
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 12px;
}

.duplicate-card strong {
  color: #f57c00;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: #999;
}

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

@media (max-width: 768px) {
  .header {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }

  .header-right {
    flex-wrap: wrap;
    justify-content: center;
  }

  .main {
    padding: 16px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .requests-table {
    font-size: 13px;
  }

  .requests-table th,
  .requests-table td {
    padding: 10px 12px;
  }
}