.tool-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.tool-header {
    text-align: center;
    margin-bottom: 40px;
}

.tool-header h1 {
    color: #ffa726;
    font-size: 2.5em;
    margin-bottom: 10px;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.input-section, .results-section, .breakdown-section, .help-section {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

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

.input-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #333;
}

.input-group input, .input-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #e1e1e1;
    border-radius: 8px;
    font-size: 1em;
    transition: border-color 0.3s ease;
}

.input-group input:focus, .input-group select:focus {
    outline: none;
    border-color: #ffa726;
}

/* Investment Calculator Specific Styles */
.readonly-input {
    background-color: #f8f9fa;
    cursor: not-allowed;
}

.input-help-text {
    color: #666;
    font-size: 0.9em;
}

.calculate-btn {
    width: 100%;
    background: #ffa726;
    color: white;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.calculate-btn:hover {
    background: #ff5722;
}

.result-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.result-card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.result-label {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 5px;
}

.result-value {
    font-size: 1.5em;
    font-weight: bold;
    color: #ff5722;
}

.chart-container {
    margin-top: 20px;
}

.table-container {
    overflow-x: auto;
    margin-top: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

th, td {
    padding: 12px;
    text-align: right;
    border-bottom: 1px solid #e1e1e1;
}

th {
    background: #f8f9fa;
    font-weight: 600;
    color: #333;
}

th:first-child, td:first-child {
    text-align: left;
}

.help-content ul {
    padding-left: 20px;
}

.help-content li {
    margin-bottom: 8px;
}

.source-code-link {
    margin-top: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #ff5722;
}

.source-code-link a {
    color: #ff5722;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: color 0.3s ease;
}

.source-code-link a:hover {
    color: #ffa726;
    text-decoration: underline;
}

.github-icon {
    font-size: 1.1em;
}

@media (max-width: 768px) {
    .calculator-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .result-cards {
        grid-template-columns: 1fr;
    }
    
    .input-section, .results-section, .breakdown-section, .help-section {
        padding: 20px;
    }
}

/* Dark mode styles */
[data-theme="dark"] .input-section,
[data-theme="dark"] .results-section,
[data-theme="dark"] .breakdown-section,
[data-theme="dark"] .help-section {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .tool-header h1 {
    color: #ffffff;
}

[data-theme="dark"] .input-group label {
    color: #ffffff;
    font-weight: 600;
}

[data-theme="dark"] .input-group input,
[data-theme="dark"] .input-group select {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .readonly-input {
    color: var(--text-primary) !important;
    background-color: var(--bg-tertiary) !important;
}

[data-theme="dark"] .input-group input:focus,
[data-theme="dark"] .input-group select:focus {
    border-color: #ffa726;
}

[data-theme="dark"] .input-help-text {
    color: var(--text-secondary);
}

[data-theme="dark"] .result-card {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .result-label {
    color: var(--text-secondary);
}

[data-theme="dark"] .result-value {
    color: #ff5722;
}

[data-theme="dark"] table {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] th {
    background-color: var(--bg-tertiary);
    color: #ff5722;
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] td {
    color: var(--text-primary);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .help-content {
    color: var(--text-primary);
}

[data-theme="dark"] .help-content ul li {
    color: var(--text-secondary);
}

[data-theme="dark"] .source-code-link {
    background-color: var(--bg-tertiary);
    border-left-color: #ff5722;
}

[data-theme="dark"] .source-code-link a {
    color: #ff5722;
}

[data-theme="dark"] .source-code-link a:hover {
    color: #ffa726;
}