/**
 * CampusQCM - Scoring System Styles
 * 
 * Styles pour le système de scoring hiérarchique
 * Dashboard, Scores, Progression XP
 * 
 * @package CampusQCM
 * @version 1.0.0
 */

/* ==========================================
   VARIABLES SCORING
========================================== */
:root {
    /* Score Colors */
    --score-excellent: #10b981;
    --score-excellent-bg: rgba(16, 185, 129, 0.1);
    --score-good: #3b82f6;
    --score-good-bg: rgba(59, 130, 246, 0.1);
    --score-medium: #f59e0b;
    --score-medium-bg: rgba(245, 158, 11, 0.1);
    --score-low: #f97316;
    --score-low-bg: rgba(249, 115, 22, 0.1);
    --score-critical: #ef4444;
    --score-critical-bg: rgba(239, 68, 68, 0.1);
    --score-none: #94a3b8;
    --score-none-bg: rgba(148, 163, 184, 0.1);
    
    /* XP Colors */
    --xp-primary: #8b5cf6;
    --xp-secondary: #a78bfa;
    --xp-bg: rgba(139, 92, 246, 0.1);
    
    /* Premium Colors */
    --premium-gold: #fbbf24;
    --premium-gold-bg: rgba(251, 191, 36, 0.1);
    
    /* Trend Colors */
    --trend-up: #10b981;
    --trend-down: #ef4444;
    --trend-stable: #6b7280;
}

[data-theme="dark"],
body.qcm-dark,
.dark-mode {
    --score-excellent-bg: rgba(16, 185, 129, 0.2);
    --score-good-bg: rgba(59, 130, 246, 0.2);
    --score-medium-bg: rgba(245, 158, 11, 0.2);
    --score-low-bg: rgba(249, 115, 22, 0.2);
    --score-critical-bg: rgba(239, 68, 68, 0.2);
    --score-none-bg: rgba(148, 163, 184, 0.2);
    --xp-bg: rgba(139, 92, 246, 0.2);
    --premium-gold-bg: rgba(251, 191, 36, 0.2);
}

/* ==========================================
   SCORE VALUE DISPLAY
========================================== */
.score-value {
    font-size: 1.5rem;
    font-weight: 700;
    display: inline-flex;
    align-items: baseline;
    gap: 0.25rem;
}

.score-value__percent {
    font-size: 0.875rem;
    font-weight: 500;
    opacity: 0.7;
}

.score-value--large {
    font-size: 2.5rem;
}

.score-value--small {
    font-size: 1.125rem;
}

/* Score color classes */
.score-excellent { color: var(--score-excellent); }
.score-good { color: var(--score-good); }
.score-medium { color: var(--score-medium); }
.score-low { color: var(--score-low); }
.score-critical { color: var(--score-critical); }
.score-none { color: var(--score-none); }

/* Score badges */
.score-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.score-badge.score-excellent {
    background: var(--score-excellent-bg);
    color: var(--score-excellent);
}

.score-badge.score-good {
    background: var(--score-good-bg);
    color: var(--score-good);
}

.score-badge.score-medium {
    background: var(--score-medium-bg);
    color: var(--score-medium);
}

.score-badge.score-low {
    background: var(--score-low-bg);
    color: var(--score-low);
}

.score-badge.score-critical {
    background: var(--score-critical-bg);
    color: var(--score-critical);
}

.score-badge.score-none {
    background: var(--score-none-bg);
    color: var(--score-none);
}

/* ==========================================
   TREND INDICATORS
========================================== */
.trend-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.trend-up {
    color: var(--trend-up);
}

.trend-down {
    color: var(--trend-down);
}

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

.trend-icon {
    font-size: 1rem;
}

/* ==========================================
   XP PROGRESS BAR
========================================== */
.xp-bar-container {
    width: 100%;
    background: var(--xp-bg);
    border-radius: 10px;
    height: 12px;
    overflow: hidden;
    position: relative;
}

.xp-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--xp-primary), var(--xp-secondary));
    border-radius: 10px;
    transition: width 0.5s ease-out;
    position: relative;
}

.xp-bar-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: xp-shimmer 2s infinite;
}

@keyframes xp-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.xp-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.xp-current {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--xp-primary);
}

.xp-next {
    font-size: 0.875rem;
    color: var(--score-none);
}

/* ==========================================
   LEVEL BADGE
========================================== */
.level-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--xp-primary), var(--xp-secondary));
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.level-badge--large {
    width: 64px;
    height: 64px;
    font-size: 1.5rem;
}

.level-badge--small {
    width: 32px;
    height: 32px;
    font-size: 0.875rem;
}

/* ==========================================
   PREMIUM POINTS
========================================== */
.premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--premium-gold-bg);
    border: 1px solid var(--premium-gold);
    border-radius: 20px;
    color: var(--premium-gold);
    font-weight: 600;
    font-size: 0.875rem;
}

.premium-icon {
    font-size: 1rem;
}

/* ==========================================
   HIERARCHICAL SCORE CARDS
========================================== */
.score-hierarchy {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Parcours Card */
.parcours-score-card {
    background: var(--cq-card-bg, white);
    border-radius: 16px;
    border: 1px solid var(--cq-border, #e2e8f0);
    overflow: hidden;
    transition: all 0.3s ease;
}

.parcours-score-card:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.parcours-score-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    background: var(--parcours-color, var(--cq-accent));
    color: white;
    cursor: pointer;
    user-select: none;
}

.parcours-score-header:hover {
    filter: brightness(1.05);
}

.parcours-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.parcours-icon {
    font-size: 1.75rem;
}

.parcours-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.parcours-meta {
    font-size: 0.875rem;
    opacity: 0.85;
    margin-top: 0.25rem;
}

.parcours-score-value {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.parcours-score-value .score-value {
    color: white;
}

.parcours-expand-icon {
    font-size: 1.25rem;
    margin-left: 1rem;
    transition: transform 0.3s ease;
}

.parcours-score-card.expanded .parcours-expand-icon {
    transform: rotate(180deg);
}

/* Niveau section */
.parcours-niveaux {
    padding: 0 1.5rem 1.5rem;
    display: none;
}

.parcours-score-card.expanded .parcours-niveaux {
    display: block;
}

.niveau-score-section {
    margin-top: 1.25rem;
}

.niveau-score-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--niveau-color-bg, #f8fafc);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    cursor: pointer;
}

.niveau-score-header:hover {
    background: var(--niveau-color-bg-hover, #f1f5f9);
}

.niveau-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--niveau-color, var(--cq-text));
}

.niveau-score-value {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Matière cards */
.matieres-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-top: 0.75rem;
}

.matiere-score-card {
    background: var(--cq-card-bg, white);
    border: 1px solid var(--cq-border, #e2e8f0);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: all 0.2s ease;
}

.matiere-score-card:hover {
    border-color: var(--cq-accent);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.matiere-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
}

.matiere-name {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--cq-text);
    flex: 1;
}

.matiere-score {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.matiere-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.5rem;
    border-top: 1px solid var(--cq-border, #e2e8f0);
}

.matiere-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.8125rem;
    color: var(--cq-text-secondary);
}

.matiere-stat {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.matiere-action {
    font-size: 0.8125rem;
    color: var(--cq-accent);
    text-decoration: none;
    font-weight: 500;
}

.matiere-action:hover {
    text-decoration: underline;
}

/* ==========================================
   STATS GRID
========================================== */
.stats-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--cq-card-bg, white);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--cq-border, #e2e8f0);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.stat-card__icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--stat-color-bg, #f0f9ff);
    border-radius: 12px;
    margin-bottom: 0.5rem;
}

.stat-card__label {
    font-size: 0.875rem;
    color: var(--cq-text-secondary);
    font-weight: 500;
}

.stat-card__value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--cq-text);
}

.stat-card__trend {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Stat variations */
.stat-card--xp {
    --stat-color-bg: var(--xp-bg);
    border-left: 4px solid var(--xp-primary);
}

.stat-card--score {
    --stat-color-bg: var(--score-good-bg);
    border-left: 4px solid var(--score-good);
}

.stat-card--qcm {
    --stat-color-bg: var(--score-excellent-bg);
    border-left: 4px solid var(--score-excellent);
}

.stat-card--streak {
    --stat-color-bg: var(--score-medium-bg);
    border-left: 4px solid var(--score-medium);
}

/* ==========================================
   RECOMMENDATIONS
   Premium SaaS Design with Dark Mode Support
========================================== */
.recommendations-section {
    margin-top: 2rem;
}

.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.recommendation-card {
    background: var(--cq-surface, #ffffff);
    border-radius: 16px;
    border: 1px solid var(--cq-border, #e2e8f0);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* Dark mode support */
body.qcm-dark .recommendation-card,
[data-theme="dark"] .recommendation-card {
    background: rgba(26, 29, 38, 0.95);
    border-color: rgba(148, 163, 184, 0.15);
}

.recommendation-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--cq-primary, #6366f1);
    transition: width 0.3s ease;
}

.recommendation-card:hover::before {
    width: 6px;
}

.recommendation-card:hover {
    border-color: var(--cq-primary, #6366f1);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

body.qcm-dark .recommendation-card:hover,
[data-theme="dark"] .recommendation-card:hover {
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    border-color: rgba(99, 102, 241, 0.4);
}

.recommendation-card--high::before {
    background: linear-gradient(180deg, var(--score-critical) 0%, #dc2626 100%);
}

.recommendation-card--medium::before {
    background: linear-gradient(180deg, var(--score-medium) 0%, #d97706 100%);
}

.recommendation-card--low::before {
    background: linear-gradient(180deg, var(--score-good) 0%, #2563eb 100%);
}

.recommendation-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 12px;
}

body.qcm-dark .recommendation-icon,
[data-theme="dark"] .recommendation-icon {
    background: rgba(99, 102, 241, 0.15);
}

.recommendation-content {
    flex: 1;
    padding-left: 8px;
}

.recommendation-title {
    font-weight: 700;
    font-size: 1rem;
    color: var(--cq-text, #1e293b);
    margin: 0 0 0.5rem;
}

body.qcm-dark .recommendation-title,
[data-theme="dark"] .recommendation-title {
    color: #f1f5f9;
}

.recommendation-description {
    font-size: 0.875rem;
    color: var(--cq-text-secondary, #64748b);
    margin: 0 0 1rem;
    line-height: 1.6;
}

body.qcm-dark .recommendation-description,
[data-theme="dark"] .recommendation-description {
    color: #94a3b8;
}

.recommendation-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--cq-primary, #6366f1);
    text-decoration: none;
    padding: 6px 0;
    transition: all 0.2s ease;
}

.recommendation-action:hover {
    gap: 0.75rem;
}

/* ==========================================
   CHART CONTAINER
========================================== */
.chart-container {
    background: var(--cq-card-bg, white);
    border-radius: 16px;
    border: 1px solid var(--cq-border, #e2e8f0);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.chart-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--cq-text);
    margin: 0;
}

.chart-legend {
    display: flex;
    gap: 1rem;
    font-size: 0.8125rem;
}

.chart-legend-item {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.chart-legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--cq-accent);
}

/* Simple bar chart for 7 days */
.mini-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    height: 120px;
    gap: 8px;
    padding: 0 0.5rem;
}

.mini-chart-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.mini-chart-bar__fill {
    width: 100%;
    background: linear-gradient(180deg, var(--cq-accent), var(--cq-accent-light, #818cf8));
    border-radius: 6px 6px 0 0;
    min-height: 4px;
    transition: height 0.3s ease;
}

.mini-chart-bar__fill--empty {
    background: var(--cq-border);
}

.mini-chart-bar__label {
    font-size: 0.75rem;
    color: var(--cq-text-secondary);
    text-transform: uppercase;
}

.mini-chart-bar__value {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--cq-text);
}

/* ==========================================
   STRENGTHS & WEAKNESSES
========================================== */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.insight-card {
    background: var(--cq-card-bg, white);
    border-radius: 16px;
    border: 1px solid var(--cq-border, #e2e8f0);
    padding: 1.5rem;
}

.insight-card--strengths {
    border-top: 4px solid var(--score-excellent);
}

.insight-card--weaknesses {
    border-top: 4px solid var(--score-critical);
}

.insight-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.insight-icon {
    font-size: 1.5rem;
}

.insight-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--cq-text);
    margin: 0;
}

.insight-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.insight-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--cq-bg, #f8fafc);
    border-radius: 10px;
}

.insight-item__name {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--cq-text);
}

.insight-item__score {
    font-weight: 600;
    font-size: 0.9375rem;
}

.insight-empty {
    text-align: center;
    padding: 1.5rem;
    color: var(--cq-text-secondary);
    font-size: 0.875rem;
}

/* ==========================================
   RESPONSIVE
========================================== */
@media (max-width: 768px) {
    .stats-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .matieres-grid {
        grid-template-columns: 1fr;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
    
    .parcours-score-header {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .parcours-score-value {
        order: 3;
        width: 100%;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding-top: 0.75rem;
        border-top: 1px solid rgba(255,255,255,0.2);
    }
}

@media (max-width: 480px) {
    .stats-cards-grid {
        grid-template-columns: 1fr;
    }
    
    .recommendations-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card__value {
        font-size: 1.5rem;
    }
    
    .score-value--large {
        font-size: 2rem;
    }
}

/* ==========================================
   ANIMATIONS
========================================== */
@keyframes score-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.score-animate {
    animation: score-pulse 0.5s ease-out;
}

@keyframes fade-slide-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-slide-up {
    animation: fade-slide-up 0.3s ease-out;
}

/* Level up celebration */
@keyframes level-up-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(139, 92, 246, 0.4); }
    50% { box-shadow: 0 0 40px rgba(139, 92, 246, 0.8); }
}

.level-up-animation {
    animation: level-up-glow 1s ease-in-out 3;
}