/* Real Estate Retirement Calculator - Base Styles */
/* Modern, responsive styling for calculator and forms */

/* Form Layout */
.form-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: #FAFAFA;
    border-radius: 12px;
    border: 1px solid #E0E0E0;
}

.form-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--ink);
    font-weight: 600;
    border-bottom: 3px solid var(--primary);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

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

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
    font-size: 0.95rem;
}

.form-group input[type="number"],
.form-group input[type="range"] {
    padding: 0.75rem;
    border: 2px solid #E0E0E0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
    background: white;
}

.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 211, 0, 0.1);
}

.form-group input[type="range"] {
    padding: 0;
    height: 8px;
    background: linear-gradient(to right, var(--primary) 0%, #E0E0E0 0%);
    -webkit-appearance: none;
}

.form-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 3px solid white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.form-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    border: 3px solid white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

/* Metric Cards */
.metric-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    text-align: center;
    border-top: 4px solid var(--primary);
    transition: transform 0.3s;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.metric-card h4 {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.2;
    min-height: 2.4em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.metric-card .metric-value {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--ink);
    word-break: break-word;
    line-height: 1.2;
}

/* Charts */
.chart-container {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.chart-container h3 {
    margin-bottom: 1rem;
    color: var(--ink);
    font-size: 1.25rem;
}

.chart-container canvas {
    max-width: 100%;
    height: auto;
}

/* Table Styling */
.table-container {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.table-container h3 {
    margin-bottom: 1.5rem;
    color: var(--ink);
}

.table-container table {
    width: 100%;
    border-collapse: collapse;
}

.table-container th {
    background: var(--ink);
    color: white;
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
}

.table-container td {
    padding: 1rem;
    border-bottom: 1px solid #E0E0E0;
    color: #333;
}

.table-container tbody tr:hover {
    background: #FAFAFA;
}

/* Scenario Cards */
.scenario-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    border-left: 4px solid var(--primary);
}

.scenario-card h4 {
    margin-bottom: 0.5rem;
    color: var(--ink);
    font-size: 1rem;
}

.scenario-card p {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

/* Articles Styling */
.articles-container {
    max-width: 1200px;
    margin: 0 auto;
}

.articles-header {
    text-align: center;
    margin-bottom: 3rem;
}

.articles-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--ink);
}

.articles-header p {
    font-size: 1.25rem;
    color: #666;
}

.category-section {
    margin-bottom: 4rem;
}

.category-section h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--ink);
    border-bottom: 3px solid var(--primary);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.category-section > p {
    color: #666;
    margin-bottom: 2rem;
}

.articles-cta {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--primary);
    border-radius: 12px;
    margin-top: 4rem;
}

.articles-cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.articles-cta p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

/* Article Page */
.article-container {
    max-width: 900px;
    margin: 0 auto;
}

.article-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #E0E0E0;
}

.back-link {
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.back-link:hover {
    color: var(--primary);
}

.article-header {
    margin-bottom: 3rem;
    text-align: center;
}

.category-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--ink);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.article-title {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--ink);
}

.article-subtitle {
    font-size: 1.25rem;
    color: #666;
    line-height: 1.6;
}

.article-content {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    line-height: 1.8;
}

.article-content h2 {
    font-size: 2rem;
    margin: 2rem 0 1rem 0;
    color: var(--ink);
}

.article-content h3 {
    font-size: 1.5rem;
    margin: 1.5rem 0 1rem 0;
    color: var(--ink);
}

.article-content h4 {
    font-size: 1.25rem;
    margin: 1rem 0 0.5rem 0;
    color: var(--ink);
}

.article-content p {
    margin-bottom: 1rem;
    color: #333;
}

.article-content ul,
.article-content ol {
    margin: 1rem 0 1rem 2rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-cta-section {
    background: var(--primary);
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    margin: 3rem 0;
}

.article-cta-section h3 {
    margin-bottom: 1rem;
}

.related-articles {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #E0E0E0;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.related-article {
    background: #FAFAFA;
    padding: 1.5rem;
    border-radius: 8px;
}

.related-article h4 {
    margin-bottom: 0.5rem;
}

.related-article h4 a {
    color: var(--ink);
    text-decoration: none;
}

.related-article h4 a:hover {
    color: var(--primary);
}

.related-article p {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.read-time {
    font-size: 0.85rem;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-section {
        padding: 1.5rem;
    }
    
    .metric-card .metric-value {
        font-size: 1.5rem;
    }
    
    .chart-container {
        padding: 1rem;
    }
    
    .table-container {
        padding: 1rem;
        overflow-x: auto;
    }
    
    .article-content {
        padding: 1.5rem;
    }
    
    .article-title {
        font-size: 2rem;
    }
    
    .related-grid {
        grid-template-columns: 1fr;
    }
}

/* Loading States */
.btn.loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.btn.loading::after {
    content: "";
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    border: 2px solid var(--ink);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: translateY(-50%) rotate(360deg); }
}