/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

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

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 30px;
    color: white;
}

.header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.header p {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Calculator Container */
.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

/* Form Section */
.form-section {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    backdrop-filter: blur(10px);
}

.form-section h2 {
    color: #4a5568;
    margin-bottom: 25px;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.emi-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 500;
    color: #2d3748;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}

.form-group input,
.form-group select {
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group input::placeholder {
    color: #a0aec0;
}

/* Additional Charges Section */
.additional-charges {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid #e2e8f0;
}

.additional-charges h3 {
    color: #4a5568;
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Calculate Button */
.calculate-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.calculate-btn:active {
    transform: translateY(0);
}

/* Results Section */
.results-section {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    backdrop-filter: blur(10px);
}

.results-section h2 {
    color: #4a5568;
    margin-bottom: 25px;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.results-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.welcome-message {
    text-align: center;
    padding: 40px 20px;
    color: #718096;
    background: #f7fafc;
    border-radius: 10px;
    border: 2px dashed #cbd5e0;
}

.welcome-message i {
    font-size: 2rem;
    margin-bottom: 15px;
    color: #a0aec0;
}

/* Result Cards */
.result-card {
    background: #f8fafc;
    border-radius: 10px;
    padding: 20px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
}

.result-card:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.result-card h3 {
    color: #2d3748;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.result-card .amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 5px;
}

.result-card .description {
    color: #718096;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Breakdown Section */
.breakdown-section {
    background: #f7fafc;
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.breakdown-section h3 {
    color: #2d3748;
    margin-bottom: 15px;
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
}

.breakdown-item:last-child {
    border-bottom: none;
    font-weight: 600;
    color: #2d3748;
    font-size: 1.1rem;
}

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

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

/* Note Section */
.note-section {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    backdrop-filter: blur(10px);
}

.note-section h3 {
    color: #4a5568;
    margin-bottom: 15px;
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.note-section ul {
    list-style: none;
    padding: 0;
}

.note-section li {
    padding: 8px 0;
    color: #4a5568;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.note-section li::before {
    content: "•";
    color: #667eea;
    font-weight: bold;
    font-size: 1.2rem;
    margin-top: 2px;
}

.note-section strong {
    color: #2d3748;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .calculator-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .form-section,
    .results-section,
    .note-section {
        padding: 20px;
    }
    
    .form-section h2,
    .results-section h2 {
        font-size: 1.3rem;
    }
    
    .result-card .amount {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.8rem;
    }
    
    .form-section,
    .results-section,
    .note-section {
        padding: 15px;
    }
    
    .form-group input,
    .form-group select {
        padding: 10px 12px;
    }
    
    .calculate-btn {
        padding: 12px 25px;
        font-size: 1rem;
    }
}

/* Animation for results */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-card {
    animation: fadeInUp 0.5s ease-out;
}

/* Loading state */
.calculating {
    opacity: 0.7;
    pointer-events: none;
}

.calculating .calculate-btn {
    background: #a0aec0;
    cursor: not-allowed;
}

/* Success state */
.success {
    border-left-color: #48bb78;
}

.success h3 {
    color: #48bb78;
}

.success .amount {
    color: #48bb78;
}