/* Rentner-Teilzeit Steuerrechner Styles */
:root {
    --primary-color: #2c5282;
    --primary-light: #e6f0fa;
    --secondary-color: #e53e3e;
    --neutral-dark: #2d3748;
    --neutral-medium: #718096;
    --neutral-light: #e2e8f0;
    --success-color: #38a169;
    --warning-color: #d69e2e;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--neutral-dark);
    background-color: #f8fafc;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Header */
header {
    background-color: var(--primary-color);
   /* color: white;*/
    padding: 2rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.subheading {
    font-size: 1.2rem;
    font-weight: 400;
}

/* Main Content Sections */
section {
    margin-bottom: 3rem;
}

h2 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

h3 {
    color: var(--neutral-dark);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

/* Intro Section */
.intro {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.source-info {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--neutral-light);
    font-size: 0.9rem;
    color: var(--neutral-medium);
}

/* Benefits Section */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.benefit-card {
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
}

.benefit-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Calculator Form */
.calculator-container {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.form-section {
    border: 1px solid var(--neutral-light);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    background-color: #fafbfc;
}

.form-section h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--neutral-light);
}

.form-subgroup {
    margin-bottom: 1.2rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

input[type="text"],
input[type="number"],
select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    font-size: 1rem;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(44, 82, 130, 0.2);
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group input {
    margin-right: 10px;
}

.checkbox-group label {
    margin-bottom: 0;
}

small {
    display: block;
    color: var(--neutral-medium);
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

button {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

button[type="submit"] {
    background-color: var(--primary-color);
    color: white;
}

button[type="submit"]:hover {
    background-color: #1e4067;
}

button[type="reset"] {
    background-color: var(--neutral-light);
    color: var(--neutral-dark);
}

button[type="reset"]:hover {
    background-color: #cbd5e0;
}

/* Results Section */
.results-section {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
}

.results-summary {
    margin-bottom: 2rem;
}

.summary-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
    text-align: center;
}

.best-option {
    background-color: #ebf8ff;
    border-left: 4px solid var(--primary-color);
}

.results-tabs {
    display: flex;
    border-bottom: 1px solid var(--neutral-light);
    margin-bottom: 1rem;
    overflow-x: auto;
}

.tab-button {
    padding: 0.8rem 1.2rem;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--neutral-medium);
    font-weight: 600;
}

.tab-button.active {
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
}

.tab-panel {
    display: none;
    padding: 1.5rem 0;
}

.tab-panel.active {
    display: block;
}

.chart-container {
    margin: 2rem 0;
    min-height: 300px;
}

.comparison-table-container {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}

.comparison-table th, 
.comparison-table td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid var(--neutral-light);
}

.comparison-table th {
    background-color: var(--primary-light);
    color: var(--primary-color);
    font-weight: 600;
}

.person-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.person-card {
    background-color: var(--primary-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.total-section {
    background-color: #f7fafc;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-top: 1.5rem;
    text-align: center;
}

.report-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
}

.report-actions button {
    background-color: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.report-actions button:hover {
    background-color: var(--primary-color);
    color: white;
}

/* FAQ Section */
.faq-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.faq-item {
    border-bottom: 1px solid var(--neutral-light);
}

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

.faq-question {
    padding: 1.2rem 1.5rem;
    cursor: pointer;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question h3 {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.faq-question:after {
    content: "+";
    font-size: 1.5rem;
    color: var(--primary-color);
}

.faq-item.active .faq-question:after {
    content: "-";
}

.faq-answer {
    padding: 0 1.5rem 1.2rem;
    border-top: 1px solid var(--neutral-light);
    color: var(--neutral-medium);
}

/* Footer */
footer {
    background-color: var(--neutral-dark);
    /*color: white;*/
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
}

.footer-links a {
    color: var(--neutral-light);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }
    
    .subheading {
        font-size: 1rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .results-tabs {
        flex-wrap: wrap;
    }
    
    .tab-button {
        flex: 1;
        text-align: center;
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .person-details {
        grid-template-columns: 1fr;
    }
    
    .report-actions {
        flex-direction: column;
    }
    
    .report-actions button {
        width: 100%;
    }
}