/**
 * Codebook Variablendetail Mode Styles
 */

.variablendetail-layout {
    display: grid;
    grid-template-columns: 200px 1fr 240px;
    gap: 1.5rem;
    padding: 1.5rem;
    min-height: calc(100vh - 200px);
}

.var-navigation select {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid var(--border-light, #E5E7EB);
    border-radius: 4px;
    font-size: 0.8125rem;
    background: white;
    margin-bottom: 0.5rem;
}

.nav-buttons {
    display: flex;
    gap: 0.25rem;
}

.nav-btn {
    flex: 1;
    padding: 0.375rem;
    border: 1px solid var(--border-light, #E5E7EB);
    background: white;
    border-radius: 4px;
    font-size: 0.6875rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

.nav-btn:hover:not(:disabled) {
    background: #F3F4F6;
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.var-list-mini {
    margin-top: 1rem;
}

.var-list-mini ul {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 300px;
    overflow-y: auto;
}

.var-list-mini li {
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.1s ease;
}

.var-list-mini li:hover {
    background: #F3F4F6;
}

.var-list-mini li.active {
    background: #D1FAE5;
    color: #065F46;
}

.var-list-mini .var-name {
    font-family: var(--font-mono, monospace);
}

/* Variable Detail */
.variable-detail {
    background: white;
    border-radius: 8px;
    border: 1px solid var(--border-light, #E5E7EB);
    overflow: hidden;
}

.var-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background: var(--paper-sand, #FDFBF7);
    border-bottom: 1px solid var(--border-light, #E5E7EB);
}

.var-identity {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
}

.var-position {
    font-size: 0.875rem;
    color: var(--text-tertiary, #9CA3AF);
}

.var-header h2 {
    margin: 0;
    font-family: var(--font-mono, monospace);
    font-size: 1.5rem;
}

.var-type-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.var-type-badge.numeric {
    background: #DBEAFE;
    color: #1E40AF;
}

.var-type-badge.string {
    background: #FEF3C7;
    color: #92400E;
}

.var-type-badge.date {
    background: #E0E7FF;
    color: #3730A3;
}

.var-type-badge.categorical {
    background: #D1FAE5;
    color: #065F46;
}

.var-section {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-light, #E5E7EB);
}

.var-section:last-child {
    border-bottom: none;
}

.var-section h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #059669;
    margin: 0 0 0.75rem 0;
}

.var-label {
    font-size: 1.125rem;
    margin: 0 0 0.5rem 0;
}

.var-description {
    font-size: 0.875rem;
    color: var(--text-secondary, #6B7280);
    line-height: 1.6;
    margin: 0;
}

/* Values Section */
.value-info dl {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin: 0 0 1rem 0;
}

.value-info dt {
    font-size: 0.6875rem;
    text-transform: uppercase;
    color: var(--text-secondary, #6B7280);
}

.value-info dd {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.value-codes-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.value-codes-table th {
    text-align: left;
    padding: 0.5rem;
    background: var(--paper-sand, #FDFBF7);
    border-bottom: 1px solid var(--border-light, #E5E7EB);
    font-weight: 600;
    font-size: 0.6875rem;
    text-transform: uppercase;
}

.value-codes-table td {
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-light, #E5E7EB);
}

/* Distribution Section */
.bar-chart {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.bar-row {
    display: grid;
    grid-template-columns: 120px 1fr 50px;
    gap: 0.75rem;
    align-items: center;
}

.bar-label {
    font-size: 0.8125rem;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bar-container {
    height: 20px;
    background: #F3F4F6;
    border-radius: 4px;
    overflow: hidden;
}

.bar {
    height: 100%;
    background: linear-gradient(90deg, #10B981 0%, #059669 100%);
    border-radius: 4px;
    transition: width 0.3s ease;
}

.bar-value {
    font-size: 0.75rem;
    color: var(--text-secondary, #6B7280);
}

.numeric-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.stat-box {
    text-align: center;
    padding: 1rem;
    background: var(--paper-sand, #FDFBF7);
    border-radius: 8px;
}

.stat-label {
    display: block;
    font-size: 0.6875rem;
    text-transform: uppercase;
    color: var(--text-secondary, #6B7280);
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 600;
}

.no-distribution {
    text-align: center;
    color: var(--text-tertiary, #9CA3AF);
    padding: 2rem;
}

/* Metadata Section */
.metadata-list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.5rem 1rem;
    margin: 0;
    font-size: 0.875rem;
}

.metadata-list dt {
    color: var(--text-secondary, #6B7280);
}

.metadata-list dd {
    margin: 0;
}

/* Context Panel */
.related-vars {
    background: var(--paper-sand, #FDFBF7);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid var(--border-light, #E5E7EB);
}

.related-vars h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary, #6B7280);
    margin: 0 0 0.75rem 0;
}

.related-vars ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.related-vars li {
    margin-bottom: 0.5rem;
}

.related-link {
    display: block;
    padding: 0.5rem;
    background: white;
    border-radius: 4px;
    border: 1px solid var(--border-light, #E5E7EB);
    text-decoration: none;
    transition: all 0.15s ease;
}

.related-link:hover {
    border-color: #059669;
}

.related-name {
    display: block;
    font-family: var(--font-mono, monospace);
    font-size: 0.8125rem;
    color: var(--text-primary, #1F2937);
}

.related-label {
    display: block;
    font-size: 0.6875rem;
    color: var(--text-secondary, #6B7280);
}

.no-related {
    font-size: 0.8125rem;
    color: var(--text-tertiary, #9CA3AF);
    font-style: italic;
}

/* Responsive */
@media (max-width: 1024px) {
    .variablendetail-layout {
        grid-template-columns: 1fr;
    }

    .codebook-sidebar,
    .codebook-context {
        display: none;
    }

    .value-info dl,
    .numeric-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}