/* Основные стили для центрирования */
.tool-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

.tool-section h3 {
  text-align: center;
  margin-bottom: 30px;
  color: #495057;
  font-weight: 600;
}

/* Компактный интерфейс */
.compact-input {
  max-width: 600px;
  margin-bottom: 10px;
}

.compact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  max-width: 600px;
  margin-bottom: 15px;
}

.compact-select {
  max-width: 280px;
}

@media (max-width: 768px) {
  .compact-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
  
  .compact-input, .compact-select {
    max-width: 100%;
  }
}

/* Двухколоночный интерфейс */
.converter-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.input-column, .results-column {
  min-height: 280px;
}

.input-textarea, .results-textarea {
  font-family: 'Courier New', monospace;
  font-size: 14px;
  line-height: 1.4;
  resize: vertical;
  min-height: 200px;
}

.input-textarea {
  border: 2px solid #dee2e6;
  transition: border-color 0.3s ease;
}

.input-textarea:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.results-textarea {
  background-color: #f8f9fa;
  border: 2px solid #e9ecef;
  color: #495057;
}

/* Компактная панель управления */
.control-panel.compact {
  max-width: 1200px;
  margin: 20px auto;
  padding: 15px;
  background-color: #f8f9fa;
  border-radius: 8px;
  border: 1px solid #e9ecef;
}

.control-row {
  display: flex;
  align-items: end;
  gap: 15px;
  margin-bottom: 15px;
  flex-wrap: wrap;
  justify-content: center;
}

.control-row:last-child {
  margin-bottom: 0;
}

.buttons-row {
  justify-content: center;
  align-items: center;
}

.control-group {
  display: flex;
  flex-direction: column;
  min-width: 180px;
}

.control-group label {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 5px;
  color: #495057;
}

.compact-select {
  padding: 6px 10px;
  font-size: 14px;
  height: 36px;
}

.btn-compact {
  padding: 8px 16px;
  font-size: 14px;
  height: 36px;
  margin: 0 5px;
}

#resultsCount {
  font-weight: bold;
  color: #28a745;
}

#inputCount {
  font-weight: bold;
  color: #6c757d;
}

/* Адаптивность для мобильных */
@media (max-width: 992px) {
  .converter-layout {
    grid-template-columns: 1fr;
    gap: 15px;
    max-width: 600px;
  }
  
  .input-textarea, .results-textarea {
    min-height: 180px;
  }
  
  .control-panel.compact {
    margin: 15px auto;
    padding: 12px;
  }
  
  .control-row {
    flex-direction: column;
    gap: 10px;
    align-items: stretch;
  }
  
  .buttons-row {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  
  .control-group {
    min-width: 100%;
  }
  
  .btn-compact {
    margin: 2px;
    font-size: 13px;
    padding: 6px 12px;
  }
}

/* Стили для блока конвертации по длине числа */
#formatDetection {
  font-weight: bold;
  padding: 5px 0;
}

#validationAlert {
  margin-top: 10px;
  margin-bottom: 15px;
}

.alert-danger {
  background-color: #f8d7da;
  border-color: #f5c6cb;
  color: #721c24;
}

.alert-warning {
  background-color: #fff3cd;
  border-color: #ffeeba;
  color: #856404;
}

.alert-info {
  background-color: #d1ecf1;
  border-color: #bee5eb;
  color: #0c5460;
}

.text-info {
  color: #17a2b8;
}

.text-danger {
  color: #dc3545;
}

.text-warning {
  color: #ffc107;
}

.en-time-style-2{display: none;}
.en-time-style-3{display: none;}