/* ==========================================================================
   INFO TOOLTIPS - Système de popups d'aide contextuelle
   ========================================================================== */

/* Icône info cliquable */
.info-tooltip-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-left: 4px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: var(--tblr-secondary-bg, #e9ecef);
    color: var(--tblr-secondary, #6c757d);
    font-size: 10px;
    cursor: pointer;
    transition: all 0.15s ease;
    vertical-align: middle;
    flex-shrink: 0;
}

.info-tooltip-trigger:hover,
.info-tooltip-trigger:focus {
    background: var(--tblr-primary, #0054a6);
    color: #fff;
    transform: scale(1.1);
    outline: none;
}

.info-tooltip-trigger:focus-visible {
    box-shadow: 0 0 0 2px rgba(0, 84, 166, 0.25);
}

.info-tooltip-trigger i {
    font-size: 12px;
    line-height: 1;
}

/* Overlay sombre derrière la popup */
.info-tooltip-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.info-tooltip-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Container de la popup */
.info-tooltip-popup {
    position: fixed;
    z-index: 1060;
    max-width: 420px;
    min-width: 280px;
    background: var(--tblr-bg-surface, #fff);
    border-radius: 12px;
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.15),
        0 2px 10px rgba(0, 0, 0, 0.08);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

.info-tooltip-popup.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Header de la popup */
.info-tooltip-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: linear-gradient(135deg, var(--tblr-primary, #0054a6) 0%, #0069d9 100%);
    color: #fff;
}

.info-tooltip-title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.info-tooltip-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.15s ease;
}

.info-tooltip-close:hover,
.info-tooltip-close:focus {
    background: rgba(255, 255, 255, 0.3);
    outline: none;
}

/* Corps de la popup */
.info-tooltip-body {
    padding: 16px;
}

.info-tooltip-description {
    margin: 0 0 12px;
    font-size: 13px;
    line-height: 1.6;
    color: var(--tblr-body-color, #232e3c);
}

/* Bloc formule */
.info-tooltip-formula {
    margin: 12px 0;
    padding: 10px 12px;
    background: var(--tblr-bg-surface-secondary, #f8f9fa);
    border-radius: 8px;
    border-left: 3px solid var(--tblr-primary, #0054a6);
}

.info-tooltip-formula-label {
    display: block;
    margin-bottom: 4px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--tblr-secondary, #6c757d);
}

.info-tooltip-formula-content {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', monospace;
    font-size: 12px;
    color: var(--tblr-body-color, #232e3c);
}

/* Bloc exemple */
.info-tooltip-example {
    margin: 12px 0 0;
    padding: 10px 12px;
    background: linear-gradient(135deg, #e8f5e9 0%, #f1f8e9 100%);
    border-radius: 8px;
    border-left: 3px solid #4caf50;
}

.info-tooltip-example-label {
    display: block;
    margin-bottom: 4px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #388e3c;
}

.info-tooltip-example-content {
    font-size: 12px;
    line-height: 1.5;
    color: #1b5e20;
}

/* Responsive - Popup centrée sur mobile */
@media (max-width: 576px) {
    .info-tooltip-popup {
        position: fixed;
        left: 16px !important;
        right: 16px !important;
        top: 50% !important;
        transform: translateY(-50%) scale(0.95);
        max-width: none;
        width: auto;
    }
    
    .info-tooltip-popup.active {
        transform: translateY(-50%) scale(1);
    }
}

/* Animation d'entrée du contenu */
.info-tooltip-popup.active .info-tooltip-body > * {
    animation: tooltipFadeIn 0.3s ease forwards;
    opacity: 0;
}

.info-tooltip-popup.active .info-tooltip-description {
    animation-delay: 0.05s;
}

.info-tooltip-popup.active .info-tooltip-formula {
    animation-delay: 0.1s;
}

.info-tooltip-popup.active .info-tooltip-example {
    animation-delay: 0.15s;
}

@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Helpers pour intégration dans les labels */
.label-with-info {
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

/* Spécifique pour les en-têtes de tableau */
th.label-with-info,
th[data-inject-tooltip] {
    white-space: nowrap;
}

th .info-tooltip-trigger {
    vertical-align: baseline;
    margin-left: 2px;
}

/* Éviter que les dt (definition term) cassent sur plusieurs lignes */
dt.label-with-info,
dt[data-inject-tooltip] {
    white-space: nowrap;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .info-tooltip-popup {
        background: var(--tblr-bg-surface, #1e2633);
    }
    
    .info-tooltip-formula {
        background: rgba(255, 255, 255, 0.05);
    }
    
    .info-tooltip-example {
        background: rgba(76, 175, 80, 0.1);
    }
    
    .info-tooltip-example-content,
    .info-tooltip-example-label {
        color: #81c784;
    }
}