/* --- Стили для всех инструментов BI Data Tools --- */
.tool-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem;
}
.tool-section {
  background: var(--bg-section);
  padding: 2rem;
  margin-bottom: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 15px var(--shadow-color);
  border: 1px solid var(--border-color);
}
.tool-title {
  color: var(--text-dark);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}
.tool-description {
  background: #f8f9fa;
  border-left: 4px solid var(--primary-color);
  padding: 1.5rem;
  margin-bottom: 2rem;
  border-radius: 0 8px 8px 0;
}
.tool-description h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.tool-description p {
  margin-bottom: 1rem;
  line-height: 1.6;
  color: var(--text-medium);
}
.tool-description ul {
  margin: 1rem 0;
  padding-left: 1.5rem;
  color: var(--text-medium);
}
.tool-description li {
  margin-bottom: 0.5rem;
}
.form-group {
  margin-bottom: 1.5rem;
}
.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-dark);
}
.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-family: Menlo, monospace;
  transition: border-color 0.2s ease;
}
.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}
.form-select {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-family: inherit;
  transition: border-color 0.2s ease;
}
.btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease;
  margin-right: 1rem;
}
.btn:hover {
  background: var(--primary-hover-color);
}
.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}
.output-section {
  background: #f8f9fa;
  border-radius: 6px;
  padding: 1.5rem;
  margin-top: 1.5rem;
}
.output-code {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 1rem;
  border-radius: 6px;
  font-family: Menlo, monospace;
  font-size: 0.9rem;
  word-break: break-all;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-x: auto;
}
.error-message {
  color: #dc3545;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}
.success-message {
  color: #28a745;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

/* --- Дополнительные общие стили --- */
.result-display {
  background: #e8f5e8;
  border: 2px solid #28a745;
  border-radius: 8px;
  padding: 1.5rem;
  margin: 1rem 0;
  text-align: center;
}

.result-amount {
  font-size: 1.8rem;
  font-weight: 600;
  color: #155724;
  font-family: Menlo, monospace;
  margin-bottom: 0.5rem;
}

.result-label {
  color: #155724;
  font-size: 0.9rem;
}

.calc-card h3 {
  margin: 0 0 1rem 0;
  color: var(--primary-color);
  font-size: 1.1rem;
}

.country-rates h4 {
  margin: 0 0 1rem 0;
  color: var(--primary-color);
}

.preview-section {
  background: #f8f9fa;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1.5rem;
  margin-top: 1rem;
}

.stats-section {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1.5rem;
  margin-top: 1rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
}

.output-url {
  background: #f8f9fa;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
  margin: 1rem 0;
  word-break: break-all;
  font-family: Menlo, monospace;
  font-size: 0.9rem;
}

.output-preview {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
  margin-top: 1rem;
  max-height: 300px;
  overflow-y: auto;
}

/* --- Стили для таблиц --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  background: white;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.data-table th {
  background: var(--primary-color);
  color: white;
  padding: 1rem;
  text-align: left;
  font-weight: 600;
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #eee;
}

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

/* --- Кнопки копирования и действий --- */
.copy-btn {
  background: #28a745;
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.copy-btn:hover {
  background: #218838;
}

.action-buttons {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

/* --- Адаптивность --- */
@media (max-width: 768px) {
  .tool-container {
    padding: 1rem;
  }
  
  .tool-section {
    padding: 1.5rem;
  }
  
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .action-buttons {
    flex-direction: column;
  }
  
  .btn {
    margin-right: 0;
    margin-bottom: 0.5rem;
  }
}