/* ========================================
   Documentation modal + accordion
   ======================================== */

.modal-doc {
    max-width: 640px;
    max-height: 90vh;
}

.doc-intro {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.doc-accordion {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.doc-section {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    overflow: hidden;
}

.doc-section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: var(--bg-card);
    cursor: pointer;
    user-select: none;
    transition: background 0.15s;
}

.doc-section-header:hover {
    background: var(--accent-bg);
}

.doc-section-header .doc-chevron {
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: transform 0.2s;
    flex-shrink: 0;
}

.doc-section.open .doc-chevron {
    transform: rotate(90deg);
}

.doc-section-header .doc-section-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.doc-section-header .doc-section-icon {
    font-size: 1rem;
    flex-shrink: 0;
    filter: grayscale(0.3);
}

.doc-section-body {
    display: none;
    padding: 14px;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-subtle);
}

.doc-section.open .doc-section-body {
    display: block;
}

.doc-section-body h4 {
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 600;
    margin: 12px 0 6px;
    cursor: pointer;
    user-select: none;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 0;
    border-radius: 3px;
    transition: color 0.15s;
}

.doc-section-body h4:first-child {
    margin-top: 0;
}

.doc-section-body h4::before {
    content: '\25B8';
    font-size: 0.7rem;
    transition: transform 0.2s;
    flex-shrink: 0;
    display: inline-block;
}

.doc-section-body h4.doc-sub-open::before {
    content: '\25BE';
}

.doc-section-body h4:hover {
    color: var(--text-primary);
}

.doc-sub-content {
    display: none;
    padding-left: 2px;
}

.doc-sub-content.doc-sub-visible {
    display: block;
}

.doc-section-body p {
    margin: 0 0 8px;
}

.doc-section-body ul {
    margin: 4px 0 10px;
    padding-left: 18px;
}

.doc-section-body li {
    margin-bottom: 4px;
}

.doc-section-body code {
    background: var(--accent-border);
    color: var(--accent);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.78rem;
    font-family: "Courier New", monospace;
}

.doc-section-body .doc-formula {
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 10px 12px;
    margin: 8px 0;
    font-family: "Courier New", monospace;
    font-size: 0.8rem;
    color: var(--accent);
    overflow-x: auto;
}

.doc-section-body .doc-table {
    width: 100%;
    border-collapse: collapse;
    margin: 8px 0;
    font-size: 0.78rem;
}

.doc-section-body .doc-table th,
.doc-section-body .doc-table td {
    padding: 6px 8px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.doc-section-body .doc-table th {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.doc-section-body .doc-note {
    background: var(--accent-bg);
    border-left: 3px solid var(--accent);
    padding: 8px 12px;
    margin: 8px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
    font-size: 0.78rem;
    color: var(--text-primary);
}

/* ---- Niveaux de confiance — popover (clic sur badge) ---- */
.conf-popover { display: none; position: absolute; left: 0; top: calc(100% + 6px); z-index: 200; width: 260px; padding: 10px 12px; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: 0 4px 16px rgba(0,0,0,0.4); font-size: 0.75rem; color: var(--text-primary); line-height: 1.5; }
.conf-popover.show { display: block; }
.conf-popover-title { font-weight: 700; margin-bottom: 4px; }
.conf-popover-body { color: var(--text-muted); }
.conf-popover-link { color: var(--accent); text-decoration: none; font-size: 0.7rem; margin-top: 6px; display: inline-block; }

.doc-conf-legend {
    font-size: 0.78rem; color: var(--text-muted);
    margin: 4px 0 16px; padding: 12px 14px;
    background: rgba(255,255,255,0.02); border-radius: var(--radius-sm);
    border: 1px solid rgba(255,255,255,0.06);
}
.doc-conf-legend-intro {
    margin: 0 0 10px; line-height: 1.5; font-size: 0.78rem;
}
.doc-conf-legend-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
@media (max-width: 600px) {
    .doc-conf-legend-grid { grid-template-columns: 1fr; }
}
.doc-conf-legend-item {
    display: flex; flex-direction: column; gap: 3px;
    font-size: 0.72rem; line-height: 1.4;
}
.doc-conf-legend-item .conf-badge { align-self: flex-start; }