@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

.braces-calculator-container {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    width: 100%;
    max-width: 800px;
    margin: 20px auto;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    color: #333;
    overflow: hidden;
}

.calculator-header {
    text-align: center;
    margin-bottom: 30px;
}

.calculator-header h2 {
    font-size: 2.5rem;
    color: #1a237e;
    margin: 0;
    font-weight: 700;
}

.calculator-header p {
    font-size: 1rem;
    color: #555;
    margin-top: 5px;
}

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

@media (min-width: 768px) {
    .calculator-body {
        grid-template-columns: 1fr 1fr;
    }
}

.input-section, .output-section {
    background-color: #ffffff;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #303f9f;
}

.input-wrapper {
    position: relative;
}

.input-wrapper span {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #888;
    font-size: 1rem;
}

.form-group input[type="range"], .form-group input[type="number"] {
    width: 100%;
    padding: 12px;
    padding-left: 30px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #f9f9f9;
}

.form-group input[type="number"] {
    -moz-appearance: textfield;
}

.form-group input[type="number"]::-webkit-outer-spin-button,
.form-group input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.form-group input:focus {
    outline: none;
    border-color: #3f51b5;
    box-shadow: 0 0 0 3px rgba(63, 81, 181, 0.2);
}

.range-value {
    display: block;
    text-align: right;
    font-weight: 500;
    margin-top: 5px;
    color: #3f51b5;
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    background: #d3d3d3;
    outline: none;
    opacity: 0.7;
    -webkit-transition: .2s;
    transition: opacity .2s;
    border-radius: 5px;
    padding: 0;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: #3f51b5;
    cursor: pointer;
    border-radius: 50%;
    border: 2px solid #fff;
}

input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: #3f51b5;
    cursor: pointer;
    border-radius: 50%;
    border: 2px solid #fff;
}

.output-section h3 {
    font-size: 1.5rem;
    color: #1a237e;
    text-align: center;
    margin-top: 0;
    margin-bottom: 20px;
}

.result-display {
    background-color: #e8eaf6;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
}

.result-display .label {
    font-size: 1rem;
    color: #5c6bc0;
    margin: 0;
}

.result-display .amount {
    font-size: 2.8rem;
    font-weight: 700;
    color: #1a237e;
    margin: 5px 0;
}

.result-display .amount sup {
    font-size: 1.5rem;
    font-weight: 600;
}

.result-display .amount-term {
    font-size: 1rem;
    color: #555;
}

.premium-option {
    background-color: #fff3e0;
    border: 1px solid #ffb74d;
    border-radius: 10px;
    padding: 15px;
    margin-top: 20px;
    text-align: center;
}

.premium-option p {
    margin: 0;
    font-weight: 600;
    color: #e65100;
}

.premium-option #interestFreePayment {
    font-size: 1.2rem;
    font-weight: 700;
}

.real-time-clock {
    text-align: center;
    margin-top: 30px;
    font-size: 0.9rem;
    color: #777;
}

.real-time-clock #clock {
    font-weight: 600;
    color: #3f51b5;
}