:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --background-color: #f5f7fa;
    --text-color: #333;
    --border-color: #ddd;
    --success-color: #4caf50;
    --card-bg-color: #ffffff;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --primary-light: #87ceeb;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Rubik', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

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

header {
    padding: 2rem 0;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

.tagline {
    font-size: 1.3rem;
    opacity: 0.9;
}

main {
    padding-top: 2rem;
}

.calculator-container {
    background-color: var(--card-bg-color);
    border-radius: 12px;
    box-shadow: 0 5px 15px var(--shadow-color);
    padding: 2rem;
    margin-bottom: 3rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary-color);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background-color: white;
    height: 48px; /* Fixed height for all inputs */
}

.form-group input[type="date"] {
    min-width: 200px;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23333' viewBox='0 0 16 16'%3E%3Cpath d='M8 11.5l-6-6h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 1rem center;
    padding-left: 2.5rem;
}

.form-group i {
    margin-left: 0.5rem;
    color: var(--primary-color);
}

#work-years-display {
    display: block;
    padding: 0.8rem;
    background-color: var(--background-color);
    border-radius: 8px;
    font-weight: 500;
    min-height: 48px;
    line-height: 1.5;
}

.radio-group {
    display: flex;
    gap: 1.5rem;
}

.radio-group label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.radio-group input[type="radio"] {
    margin-left: 0.3rem;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px var(--shadow-color);
}

button:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-color);
}

button:active {
    transform: translateY(0);
}

.income-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.income-column {
    flex: 1;
    min-width: 200px;
}

.dynamic-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.input-wrapper {
    display: flex;
    flex-direction: column;
    width: calc(33.33% - 0.5rem);
}

.input-wrapper label {
    font-size: 0.9em;
    margin-bottom: 0.2rem;
}

.input-wrapper input {
    width: 100%;
    padding: 0.5rem;
    font-size: 1rem;
}

.dynamic-inputs input {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border-color 0.3s ease;
    height: 48px;
}

.dynamic-inputs input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

#expected-incomes,
#past-incomes {
    margin-top: 1rem;
}

#expected-incomes label,
#past-incomes label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
    font-weight: 500;
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.results-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.summary-box {
    background-color: var(--primary-light);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.result-category {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 10px;
}

.result-category:last-child {
    margin-bottom: 0;
}

.result-category h3 {
    padding: 1rem;
    margin: 0;
    background-color: var(--primary-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dropdown-toggle {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0.5rem;
    transition: transform 0.2s ease;
}

.dropdown-toggle:hover {
    transform: scale(1.1);
}

.dropdown-content {
    padding: 1rem;
}

.result-card {
    background-color: white;
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}

.result-card:last-child {
    margin-bottom: 0;
}

.result-card h4 {
    color: var(--primary-color);
    margin: 0 0 0.5rem 0;
}

.result-card p {
    margin: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.result-card i {
    color: var(--primary-color);
}

.chart-column {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

#total-savings {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 1rem;
    text-align: center;
    background-color: white;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.tax-table-container {
    margin-top: 2rem;
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.tax-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.tax-table th,
.tax-table td {
    padding: 0.75rem;
    text-align: center;
    border: 1px solid var(--border-color);
}

.tax-table th {
    background-color: #4a7c59;
    color: white;
    font-weight: bold;
}

.tax-table tr:nth-child(even) {
    background-color: #f5f9f6;
}

footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 1.5rem 0;
    text-align: center;
    margin-top: 3rem;
}

.calculator-footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-color);
}

.calculator-footer p {
    margin: 0;
    opacity: 0.8;
}

#calculate-button {
    display: block;
    width: 100%;
    margin-top: 2rem;
    font-size: 1.2rem;
}

#new-calculation-button {
    display: block;
    width: 100%;
    margin-top: 2rem;
    font-size: 1.2rem;
    background-color: var(--secondary-color);
}

#new-calculation-button:hover {
    background-color: #34495e;
}

.button-group {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
}

.button-group button {
    flex: 1;
    margin: 0 0.5rem;
}

/* Modal Styles */
.modal {
    display: block;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.4);
    direction: rtl;
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.modal-content h2 {
    margin-top: 0;
    color: #2c3e50;
}

.modal-content pre {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 4px;
    white-space: pre-wrap;
    font-family: inherit;
    line-height: 1.5;
    margin: 15px 0;
}

.close {
    color: #aaa;
    float: left;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

@media (max-width: 1024px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .income-grid {
        flex-direction: column;
    }

    .button-group {
        flex-direction: column;
    }

    .button-group button {
        margin: 0.5rem 0;
    }

    #tax-table {
        font-size: 0.9em;
    }

    .input-wrapper {
        width: calc(50% - 0.5rem);
    }
}

@media (max-width: 480px) {
    .input-wrapper {
        width: 100%;
    }
}

@media print {
    header, footer, #tax-spread-form, #new-calculation-button, .button-group {
        display: none;
    }

    #results {
        display: block !important;
    }

    .results-grid {
        display: block;
    }

    .chart-column {
        page-break-before: always;
    }
}