/* GST Calculator Styles */
.gst-calculator-page {
    padding: 40px 0;
    background-color: #f9f9f9;
    min-height: calc(100vh - 200px);
}

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

.tool-header h1 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 10px;
}

.subtitle {
    color: #7f8c8d;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.calculator-inputs, .calculator-results {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.calculation-type {
    margin-bottom: 25px;
}

.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.radio-option {
    display: flex;
    align-items: center;
    background: #f5f7fa;
    padding: 10px 15px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid #e1e4e8;
}

.radio-option:hover {
    background: #eef1f5;
}

.radio-option input[type="radio"] {
    margin-right: 8px;
}

.calculation-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.calculation-section h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #4a5568;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: #4a90e2;
    outline: none;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234a5568' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 12px;
    padding-right: 40px;
}

.btn-calculate {
    width: 100%;
    padding: 14px;
    background-color: #4a90e2;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-calculate:hover {
    background-color: #3a7bc8;
}

.result-container {
    background: #f8fafc;
    border-radius: 10px;
    padding: 25px;
    height: 100%;
    box-sizing: border-box;
}

.initial-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: #94a3b8;
}

.initial-state i {
    font-size: 3rem;
    margin-bottom: 15px;
    color: #cbd5e1;
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #edf2f7;
}

.result-item:last-child {
    border-bottom: none;
}

.result-label {
    color: #4a5568;
    font-weight: 500;
}

.result-value {
    color: #2d3748;
    font-weight: 600;
}

.highlight {
    color: #2b6cb0;
    font-size: 1.1rem;
}

.result-breakdown {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px dashed #e2e8f0;
}

.result-breakdown h4 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.unique-features {
    margin: 50px 0;
}

.unique-features h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #2c3e50;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature-card {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-card i {
    font-size: 2rem;
    color: #4a90e2;
    margin-bottom: 15px;
    display: inline-block;
}

.feature-card h3 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.feature-card p {
    color: #4a5568;
    line-height: 1.6;
}

.seo-content {
    background: white;
    border-radius: 10px;
    padding: 30px;
    margin-top: 40px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.seo-content h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.seo-content h3 {
    color: #2c3e50;
    margin: 25px 0 15px;
    font-size: 1.4rem;
}

.seo-content p, .seo-content li {
    color: #4a5568;
    line-height: 1.7;
    margin-bottom: 15px;
}

.seo-content ul, .seo-content ol {
    padding-left: 20px;
    margin-bottom: 20px;
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .tool-header h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .calculator-inputs, .calculator-results {
        padding: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .seo-content {
        padding: 20px;
    }
}