/**
 * Clinical Scores Stylesheet
 * 
 * Styles for clinical calculator UI components:
 * - Clinical Scores Card
 * - Risk Stratification Badges
 * - Problem-Linked Scores
 * - What-If Calculator Modal
 * - Score Trending Charts
 * 
 * Created: 2024-12
 */

/* =============================================================================
   CSS VARIABLES
   ============================================================================= */

:root {
    /* Severity Colors */
    --cs-critical: #ef4444;
    --cs-critical-bg: rgba(239, 68, 68, 0.15);
    --cs-warning: #f59e0b;
    --cs-warning-bg: rgba(245, 158, 11, 0.15);
    --cs-caution: #eab308;
    --cs-caution-bg: rgba(234, 179, 8, 0.15);
    --cs-normal: #22c55e;
    --cs-normal-bg: rgba(34, 197, 94, 0.15);
    --cs-unknown: #6b7280;
    --cs-unknown-bg: rgba(107, 114, 128, 0.15);

    /* Trend Colors */
    --cs-improving: #22c55e;
    --cs-worsening: #ef4444;
    --cs-stable: #6b7280;
    --cs-trend-color: var(--sol-accent, #6366f1);

    /* Component Colors */
    --cs-card-bg: var(--sol-surface, #1e1e2f);
    --cs-card-border: var(--sol-border, #2d2d44);
    --cs-text-primary: var(--sol-text, #e5e5e5);
    --cs-text-secondary: var(--sol-text-muted, #9ca3af);
    --cs-accent: var(--sol-accent, #6366f1);
}

/* =============================================================================
   CLINICAL SCORES CARD
   ============================================================================= */

.cs-scores-card {
    background: var(--cs-card-bg);
    border: 1px solid var(--cs-card-border);
    border-radius: 12px;
    overflow: hidden;
}

.cs-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--cs-card-border);
    background: rgba(255, 255, 255, 0.02);
}

.cs-card-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--cs-text-primary);
}

.cs-card-icon {
    font-size: 16px;
}

.cs-expand-btn {
    background: transparent;
    border: 1px solid var(--cs-card-border);
    border-radius: 6px;
    padding: 6px 10px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.cs-expand-btn:hover {
    background: var(--cs-accent);
    border-color: var(--cs-accent);
}

/* Scores Grid */
.cs-scores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 8px;
    padding: 12px;
}

.cs-score-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.cs-score-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Severity Backgrounds */
.cs-severity-critical {
    background: var(--cs-critical-bg);
    border: 1px solid var(--cs-critical);
}

.cs-severity-warning {
    background: var(--cs-warning-bg);
    border: 1px solid var(--cs-warning);
}

.cs-severity-caution {
    background: var(--cs-caution-bg);
    border: 1px solid var(--cs-caution);
}

.cs-severity-normal {
    background: var(--cs-normal-bg);
    border: 1px solid var(--cs-normal);
}

.cs-severity-unknown {
    background: var(--cs-unknown-bg);
    border: 1px solid var(--cs-unknown);
}

.cs-score-header {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 4px;
}

.cs-score-icon {
    font-size: 14px;
}

.cs-score-name {
    font-size: 11px;
    font-weight: 500;
    color: var(--cs-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cs-score-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--cs-text-primary);
    line-height: 1;
}

.cs-score-unit {
    font-size: 10px;
    color: var(--cs-text-secondary);
    margin-top: 2px;
}

.cs-score-trend {
    font-size: 12px;
    font-weight: 600;
    margin-top: 4px;
}

.cs-trend-improving { color: var(--cs-improving); }
.cs-trend-worsening { color: var(--cs-worsening); }
.cs-trend-stable { color: var(--cs-stable); }

/* Card Footer */
.cs-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    border-top: 1px solid var(--cs-card-border);
    background: rgba(0, 0, 0, 0.1);
}

.cs-recalc-btn {
    background: transparent;
    border: none;
    color: var(--cs-accent);
    font-size: 12px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s;
}

.cs-recalc-btn:hover {
    background: rgba(99, 102, 241, 0.1);
}

.cs-timestamp {
    font-size: 11px;
    color: var(--cs-text-secondary);
}

/* Empty State */
.cs-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    text-align: center;
}

.cs-empty-icon {
    font-size: 32px;
    margin-bottom: 8px;
    opacity: 0.5;
}

.cs-empty-state p {
    color: var(--cs-text-secondary);
    margin: 0 0 12px;
}

.cs-calculate-btn {
    background: var(--cs-accent);
    border: none;
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.cs-calculate-btn:hover {
    opacity: 0.9;
}

/* =============================================================================
   RISK STRATIFICATION BADGES
   ============================================================================= */

.cs-risk-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 6px;
}

.cs-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.cs-badge-critical {
    background: var(--cs-critical-bg);
    color: var(--cs-critical);
    border: 1px solid var(--cs-critical);
}

.cs-badge-warning {
    background: var(--cs-warning-bg);
    color: var(--cs-warning);
    border: 1px solid var(--cs-warning);
}

.cs-badge-caution {
    background: var(--cs-caution-bg);
    color: var(--cs-caution);
    border: 1px solid var(--cs-caution);
}

/* =============================================================================
   SIGNALS BANNER ENHANCEMENT
   ============================================================================= */

.cs-score-alert {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    margin: 4px 0;
}

.cs-score-alert.critical {
    background: var(--cs-critical-bg);
    border-left: 3px solid var(--cs-critical);
}

.cs-score-alert.warning {
    background: var(--cs-warning-bg);
    border-left: 3px solid var(--cs-warning);
}

.cs-alert-icon {
    font-size: 16px;
}

.cs-alert-text {
    flex: 1;
    font-size: 13px;
    color: var(--cs-text-primary);
}

.cs-alert-score {
    font-size: 12px;
    font-weight: 600;
    color: var(--cs-text-secondary);
    background: rgba(0, 0, 0, 0.2);
    padding: 2px 8px;
    border-radius: 4px;
}

/* =============================================================================
   PROBLEM-LINKED SCORES
   ============================================================================= */

.cs-problem-scores {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed var(--cs-card-border);
}

.cs-problem-score {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.cs-ps-icon {
    font-size: 12px;
}

.cs-ps-name {
    color: var(--cs-text-secondary);
}

.cs-ps-value {
    font-weight: 600;
    color: var(--cs-text-primary);
}

.cs-ps-trend {
    font-size: 10px;
}

/* =============================================================================
   WHAT-IF CALCULATOR MODAL
   ============================================================================= */

.cs-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.cs-modal-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.cs-modal {
    background: var(--cs-card-bg);
    border: 1px solid var(--cs-card-border);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.cs-modal-overlay.visible .cs-modal {
    transform: scale(1);
}

.cs-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--cs-card-border);
    background: rgba(255, 255, 255, 0.02);
}

.cs-modal-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--cs-text-primary);
}

.cs-modal-close {
    background: transparent;
    border: none;
    color: var(--cs-text-secondary);
    font-size: 24px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    border-radius: 4px;
    transition: all 0.2s;
}

.cs-modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--cs-text-primary);
}

.cs-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.cs-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 20px;
    border-top: 1px solid var(--cs-card-border);
    background: rgba(0, 0, 0, 0.1);
}

/* Calculator Selection */
.cs-calc-selector {
    margin-bottom: 20px;
}

.cs-calc-selector label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--cs-text-secondary);
    margin-bottom: 6px;
}

.cs-calc-selector select {
    width: 100%;
    padding: 10px 12px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--cs-card-border);
    border-radius: 8px;
    color: var(--cs-text-primary);
    font-size: 14px;
    cursor: pointer;
}

.cs-calc-selector select:focus {
    outline: none;
    border-color: var(--cs-accent);
}

/* Parameters Container */
.cs-params-container {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}

.cs-params-grid {
    display: grid;
    gap: 16px;
}

.cs-hint {
    color: var(--cs-text-secondary);
    font-size: 13px;
    text-align: center;
    margin: 0;
}

/* Parameter Items */
.cs-param-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cs-param-item label {
    font-size: 13px;
    color: var(--cs-text-secondary);
}

.cs-param-item input[type="number"] {
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--cs-card-border);
    border-radius: 6px;
    color: var(--cs-text-primary);
    font-size: 14px;
}

.cs-param-item input:focus {
    outline: none;
    border-color: var(--cs-accent);
}

.cs-param-unit {
    font-size: 12px;
    color: var(--cs-text-secondary);
    margin-left: 8px;
}

/* Checkbox Parameters */
.cs-param-checkbox {
    flex-direction: row;
    align-items: center;
}

.cs-param-checkbox label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--cs-text-primary);
}

.cs-param-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--cs-accent);
}

.cs-param-points {
    font-size: 11px;
    color: var(--cs-text-secondary);
    margin-left: 4px;
}

/* Slider Parameters */
.cs-param-slider {
    padding: 8px 0;
}

.cs-slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.cs-slider-container input[type="range"] {
    flex: 1;
    height: 6px;
    appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    cursor: pointer;
}

.cs-slider-container input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--cs-accent);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.2s;
}

.cs-slider-container input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.cs-slider-value {
    min-width: 60px;
    text-align: right;
    font-size: 14px;
    font-weight: 600;
    color: var(--cs-text-primary);
}

.cs-slider-range {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--cs-text-secondary);
    margin-top: 2px;
}

/* Result Display */
.cs-result-container {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid var(--cs-accent);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 16px;
}

.cs-result-container.hidden {
    display: none;
}

.cs-result-header {
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.2);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--cs-accent);
}

.cs-result-body {
    padding: 16px;
    text-align: center;
}

.cs-result-score {
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
}

.cs-result-interpretation {
    font-size: 14px;
    color: var(--cs-text-secondary);
}

/* Comparison Display */
.cs-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 8px;
}

.cs-comparison.hidden {
    display: none;
}

.cs-comparison-item {
    text-align: center;
}

.cs-comp-label {
    display: block;
    font-size: 11px;
    color: var(--cs-text-secondary);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.cs-comp-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--cs-text-primary);
}

.cs-comparison-arrow {
    font-size: 24px;
    color: var(--cs-text-secondary);
}

.cs-comparison-delta {
    font-size: 14px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 4px;
}

.cs-comparison-delta.improving {
    background: var(--cs-normal-bg);
    color: var(--cs-normal);
}

.cs-comparison-delta.worsening {
    background: var(--cs-critical-bg);
    color: var(--cs-critical);
}

/* Buttons */
.cs-btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.cs-btn-primary {
    background: var(--cs-accent);
    border: none;
    color: white;
}

.cs-btn-primary:hover {
    opacity: 0.9;
}

.cs-btn-secondary {
    background: transparent;
    border: 1px solid var(--cs-card-border);
    color: var(--cs-text-secondary);
}

.cs-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--cs-text-primary);
}

/* =============================================================================
   SCORE TRENDING CHARTS
   ============================================================================= */

.cs-trend-chart {
    background: var(--cs-card-bg);
    border: 1px solid var(--cs-card-border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 12px;
}

.cs-trend-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: 12px;
}

.cs-trend-header span:first-child {
    font-weight: 500;
    color: var(--cs-text-primary);
}

.cs-trend-range {
    color: var(--cs-text-secondary);
}

.cs-sparkline {
    width: 100%;
    height: 60px;
}

.cs-sparkline polyline {
    stroke: var(--cs-trend-color);
    stroke-width: 2;
    fill: none;
}

.cs-sparkline circle {
    fill: var(--cs-trend-color);
}

/* =============================================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================================= */

@media (max-width: 768px) {
    .cs-scores-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cs-modal {
        width: 95%;
        max-height: 95vh;
        margin: 16px;
    }

    .cs-score-value {
        font-size: 20px;
    }

    .cs-result-score {
        font-size: 36px;
    }

    .cs-comparison {
        flex-direction: column;
        gap: 12px;
    }

    .cs-comparison-arrow {
        transform: rotate(90deg);
    }
}

/* =============================================================================
   DARK MODE ADJUSTMENTS (already dark-first, but ensure contrast)
   ============================================================================= */

[data-theme="light"] {
    --cs-card-bg: #ffffff;
    --cs-card-border: #e5e7eb;
    --cs-text-primary: #1f2937;
    --cs-text-secondary: #6b7280;
}