/* ============================================================
   CITATIONS
   ============================================================ */

.cite-marker {
    font: 600 0.75em/1.2 var(--sans);
    color: var(--doc-ochre);
    cursor: pointer;
    vertical-align: super;
    padding: 0 2px;
    transition: color var(--dur);
}
.cite-marker:hover { color: var(--red); text-decoration: underline; }
.cite-marker.cite-loading { opacity: 0.4; pointer-events: none; }
.cite-marker.flash { animation: cite-flash 1.4s ease; }
@keyframes cite-flash {
    0% { color: var(--td1); background: var(--doc-ochre-dim); border-radius: var(--radius-2xs); }
    100% { background: transparent; }
}

.cite-highlight {
    background: rgba(139,58,42,0.25);
    border-radius: var(--radius-2xs);
    padding: 2px 1px;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
    transition: background 1.2s ease;
}
.cite-highlight.fading {
    background: transparent;
}

.cite-tip {
    position: fixed;
    background: var(--chrome-bg2);
    border: 1px solid var(--chrome-border);
    border-top: 2px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    max-width: 360px;
    font-size: var(--fs-sm);
    z-index: var(--z-tooltip);
    box-shadow: var(--shadow-md);
    pointer-events: none;
}
.cite-tip-source { font-weight: 600; color: var(--accent-text); margin-bottom: 4px; font-size: var(--fs-sm); }
.cite-tip-byline { color: var(--t2); margin-bottom: 6px; font-size: var(--fs-xs); }
.cite-tip-claim  { color: var(--t1); margin-bottom: 6px; line-height: 1.5; }
.cite-tip-quote  { color: var(--t2); font-style: italic; border-left: 2px solid var(--chrome-border); padding-left: 10px; line-height: 1.5; font-size: var(--fs-xs); }

/* ---- Sources section (bottom of doc) ---- */
#sources-section {
    max-width: var(--doc-max-w);
    margin: 56px auto 0;
    padding-top: 28px;
    border-top: 1px solid var(--doc-border);
}
.sources-heading { font: 400 24px/1.3 var(--serif); color: var(--td1); margin-bottom: 28px; letter-spacing: -0.01em; display: flex; align-items: center; gap: 8px; }
.sources-heading > span { flex: 1; }
.src-health-btn {
    font: 500 11px var(--sans);
    color: var(--td3);
    background: none;
    border: 1px solid var(--doc-border);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    cursor: pointer;
    transition: all var(--dur);
}
.src-health-btn:hover { color: var(--doc-ochre); border-color: var(--doc-ochre); }

/* ---- Citation health modal rows ---- */
.cit-health-list {
    display: flex; flex-direction: column;
    gap: 4px;
    max-height: 360px;
    overflow-y: auto;
    margin: 0 0 8px;
}
.cit-health-row {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: left;
    background: none;
    border: 1px solid var(--chrome-border);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    cursor: pointer;
    color: var(--t2);
    transition: background var(--dur), border-color var(--dur);
}
.cit-health-row:hover { background: var(--chrome-hover); border-color: var(--accent-border); }
.cit-health-type { font: 500 11px var(--sans); color: var(--warning); }
.cit-health-detail { font: 400 12px/1.45 var(--sans); color: var(--t2); }
.cit-health-ok { color: var(--green); font-size: var(--fs-base); }

.src-card {
    padding: 18px 0;
    border-bottom: 1px solid var(--doc-border);
}
.src-card:last-of-type { border-bottom: none; }
.src-number { font-size: 16px; color: var(--doc-ochre); font-variant-numeric: tabular-nums; margin-right: 8px; font-weight: 600; }

/* ---- Source title row ---- */
.src-title-row {
    display: flex;
    align-items: center;
    gap: 4px;
}
.src-title-input {
    flex: 1;
    font: 500 17px/1.4 var(--serif);
    color: var(--td1);
    background: none;
    border: none;
    outline: none;
    padding: 0;
    min-width: 0;
}
.src-title-input::placeholder { color: var(--td3); }
.src-title-input:focus { caret-color: var(--accent); }

/* ---- Inline tags (unverified) ---- */
.src-unverified-tag {
    font: 500 10px var(--sans);
    color: var(--red);
    border: 1px solid var(--red-border);
    border-radius: 8px;
    padding: 1px 7px;
    white-space: nowrap;
}

/* ---- Byline (authors · year · journal below title) ---- */
.src-byline {
    font: 13px/1.5 var(--sans);
    color: var(--td3);
    margin-top: 1px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ---- Metadata fields (expand panel) — same feel as .src-desc-input ---- */
.src-meta-fields { margin-top: 2px; }
.src-meta-input {
    display: block;
    width: 100%;
    font: 14px/1.7 var(--serif);
    font-style: italic;
    color: var(--td3);
    background: none;
    border: none;
    outline: none;
    padding: 0;
    caret-color: var(--accent);
}
.src-meta-input:focus { color: var(--td2); }
.src-meta-input::placeholder { color: var(--td3); opacity: 0.35; font-style: italic; }
.src-meta-row-inline {
    display: flex;
    gap: 8px;
}
.src-meta-row-inline .src-meta-input { flex: 1; min-width: 0; }
.src-meta-row-inline .src-meta-authors { flex: 2; }

/* ---- 3-dot toggle button ---- */
.src-toggle-btn {
    flex-shrink: 0;
    opacity: 0;
    transition: opacity var(--dur);
    font-size: 18px !important;
    letter-spacing: 2px;
}
.src-card:hover .src-toggle-btn { opacity: 1; }
.src-card.src-open .src-toggle-btn { opacity: 1; }

/* ---- URL (always visible below title) ---- */
.src-url-input {
    display: block;
    width: 100%;
    font: 13.5px/1.5 var(--sans);
    color: var(--doc-accent);
    background: none;
    border: none;
    outline: none;
    padding: 0;
    margin-top: 2px;
}
.src-url-input::placeholder { color: var(--td3); font-style: normal; }
.src-url-input:focus { caret-color: var(--accent); }
/* Hide empty URL field when not focused */
.src-url-input:not(:focus):placeholder-shown { height: 0; overflow: hidden; margin: 0; }

/* ---- Collapsible expand panel (mirrors .section-meta-panel) ---- */
.src-expand-panel {
    padding: 4px 0 0;
    margin: 0 0 4px;
    max-height: 600px;
    opacity: 1;
    overflow: hidden;
    transition: max-height 150ms var(--ease), opacity 150ms var(--ease), padding 150ms var(--ease), margin 150ms var(--ease);
}
.src-expand-panel.collapsed {
    max-height: 0;
    opacity: 0;
    padding: 0;
    margin: 0;
    pointer-events: none;
}

/* Description — styled like section summary */
.src-desc-input {
    display: block;
    width: 100%;
    font: 14px/1.7 var(--serif);
    font-style: italic;
    color: var(--td3);
    background: none;
    border: none;
    outline: none;
    padding: 0;
    resize: none;
    overflow: hidden;
    min-height: 36px;
    caret-color: var(--accent);
}
.src-desc-input::placeholder { color: var(--td3); opacity: 0.35; font-style: italic; }
.src-desc-input:focus { color: var(--td2); }

/* Divider at bottom of expand panel */
.src-panel-divider {
    height: 2px;
    background: var(--doc-ochre-dim);
    margin-top: 10px;
    margin-bottom: 4px;
}

/* ---- Claims list ---- */
.src-claims { margin-top: 8px; }

.src-claim-group {
    margin-top: 10px;
    margin-left: 0;
}
.src-claim-group:first-child { margin-top: 4px; }

.src-claim-header {
    font: 600 11px/1 var(--sans);
    color: var(--td3);
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}

.src-claim {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    padding: 4px 0;
}

/* Arrow link → scrolls to citation in document */
.src-claim-link {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px; height: 22px;
    margin-top: 2px;
    border: none;
    background: none;
    color: var(--td3);
    cursor: pointer;
    border-radius: var(--radius-xs);
    transition: color var(--dur), background var(--dur);
}
.src-claim-link svg { width: 13px; height: 13px; }
.src-claim:hover .src-claim-link { color: var(--doc-ochre); }
.src-claim-link:hover { background: var(--doc-hover); }

.src-claim-body { flex: 1; min-width: 0; }
.src-claim-text {
    font: 14.5px/1.6 var(--serif);
    color: var(--td2);
    cursor: text;
    transition: color var(--dur);
    border-radius: var(--radius-2xs);
}
.src-claim-text:hover { color: var(--td1); }
.src-claim-text.editing {
    outline: none;
    color: var(--td1);
    caret-color: var(--accent);
}
.src-claim-quote { font-style: italic; color: var(--td3); font-size: var(--fs-base); margin-top: 4px; line-height: 1.5; }

/* ---- Panel controls row (reuses .fig-panel-btn from figures.css) ---- */
.src-panel-controls {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-top: 8px;
}

/* ---- Empty state ---- */
.sources-empty {
    font-size: 15px;
    color: var(--td3);
    margin-bottom: 20px;
    line-height: 1.7;
}

/* ---- Add source button ---- */
.src-add-btn {
    display: inline-block;
    font: 500 12px var(--sans);
    color: var(--td3);
    background: none;
    border: 1px solid var(--td3);
    border-radius: var(--radius);
    padding: 5px 12px;
    margin-top: 20px;
    cursor: pointer;
    transition: all var(--dur);
}
.src-add-btn:hover { color: var(--doc-ochre); border-color: var(--doc-ochre); box-shadow: 0 1px 4px rgba(0,0,0,0.08); }

/* ---- Claim actions (delete) ---- */
.src-claim-actions {
    flex-shrink: 0;
    opacity: 0;
    transition: opacity var(--dur);
}
.src-claim:hover .src-claim-actions { opacity: 1; }
.src-claim-delete {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px; height: 24px;
    border-radius: var(--radius-xs);
    border: none;
    background: none;
    color: var(--td3);
    cursor: pointer;
    transition: background var(--dur), color var(--dur);
}
.src-claim-delete svg { width: 12px; height: 12px; }
.src-claim-delete:hover { background: var(--doc-hover); color: var(--td1); }

/* ---- Citation source picker in modal ---- */
.cite-claim-preview {
    font-size: var(--fs-sm);
    color: var(--t2);
    background: var(--chrome-bg);
    border: 1px solid var(--chrome-border);
    border-radius: var(--radius);
    padding: 8px 10px;
    line-height: 1.5;
    max-height: 80px;
    overflow-y: auto;
}
.cite-source-list {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--chrome-border);
    border-radius: var(--radius);
}
.cite-source-option {
    padding: 8px 12px;
    cursor: pointer;
    font-size: var(--fs-base);
    color: var(--t1);
    border-bottom: 1px solid var(--chrome-border);
    transition: background var(--dur);
}
.cite-source-option:last-child { border-bottom: none; }
.cite-source-option:hover { background: var(--chrome-bg2); }
.cite-source-option.selected { background: var(--accent-dim); border-left: 2px solid var(--accent); }
.cite-source-desc { font-size: var(--fs-xs); color: var(--t2); margin-top: 2px; }

/* ---- Cite selection popup ---- */
.cite-selection-popup {
    position: absolute;
    z-index: var(--z-tooltip);
    font: 600 11px var(--sans);
    color: var(--chrome-bg);
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    padding: 4px 12px;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: background var(--dur);
}
.cite-selection-popup:hover { background: var(--accent-hover); }

/* ---- Verification badges ---- */
.v-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font: 500 10px var(--sans);
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: opacity var(--dur);
    margin-top: 3px;
}
.v-badge:hover { opacity: 0.8; }
.v-verified { background: var(--green-bg); color: var(--green); }
.v-mismatch { background: var(--red-bg); color: var(--red); }
.v-unsupported { background: rgba(var(--accent-rgb),0.08); color: var(--t3); }
.v-error { background: var(--red-bg); color: var(--t3); }
.v-pending { background: rgba(var(--accent-rgb),0.08); color: var(--t3); }

/* ---- Inline source-card affordances (URL/DOI/PDF + open) ---- */
.open-link-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px; height: 22px;
    margin-left: 2px;
    border: none;
    background: none;
    color: var(--td3);
    cursor: pointer;
    border-radius: var(--radius-xs);
    text-decoration: none;
    transition: color var(--dur), background var(--dur);
}
.open-link-btn:hover { color: var(--doc-ochre); background: var(--doc-hover); }
.open-link-btn svg { width: 11px; height: 11px; }

.src-pdf-badge {
    flex-shrink: 0;
    font: 600 10px var(--sans);
    color: var(--doc-ochre);
    border: 1px solid var(--accent-border);
    border-radius: var(--radius);
    padding: 1px 7px;
    text-decoration: none;
    white-space: nowrap;
    transition: background var(--dur);
}
.src-pdf-badge:hover { background: var(--accent-dim); }

.src-open-btn {
    flex-shrink: 0;
    opacity: 0;
    transition: opacity var(--dur);
}
.src-card:hover .src-open-btn,
.src-card.src-open .src-open-btn { opacity: 1; }
.src-open-btn svg { width: 13px; height: 13px; }

.src-url-row { display: flex; align-items: center; gap: 2px; }
.src-url-row .src-url-input { flex: 1; min-width: 0; }
.src-doi-row { align-items: center; }

/* ---- Per-claim: reattribute link + reverify button ---- */
.src-claim-reattribute {
    display: inline-block;
    margin-top: 4px;
    font: 500 11px var(--sans);
    color: var(--td3);
    cursor: pointer;
    text-decoration: none;
    border-bottom: 1px dashed var(--td3);
    line-height: 1.4;
}
.src-claim-reattribute:hover { color: var(--doc-ochre); border-bottom-color: var(--doc-ochre); }

.src-claim-reverify {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px; height: 24px;
    border-radius: var(--radius-xs);
    border: none;
    background: none;
    color: var(--td3);
    cursor: pointer;
    transition: background var(--dur), color var(--dur);
}
.src-claim-reverify:hover { background: var(--doc-hover); color: var(--td1); }
.src-claim-reverify.reverifying { opacity: 0.5; pointer-events: none; }

/* ---- "Open source" modal layout ---- */
.src-modal-byline { color: var(--t2); font-size: var(--fs-sm); margin-bottom: 8px; }
.src-modal-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--chrome-border);
}
.src-modal-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font: 500 12px var(--sans);
    color: var(--accent-text);
    text-decoration: none;
    padding: 4px 10px;
    border: 1px solid var(--chrome-border);
    border-radius: var(--radius);
    transition: background var(--dur);
}
.src-modal-link:hover { background: var(--chrome-hover); }
.src-modal-section { margin-bottom: 16px; }
.src-modal-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.src-modal-label { font: 600 11px var(--sans); color: var(--t2); letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 6px; }
.src-modal-fulltext-details { margin-bottom: 16px; }
.src-modal-fulltext-summary {
    cursor: pointer;
    font: 600 11px var(--sans);
    color: var(--t2);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 6px;
    list-style: none;
    user-select: none;
}
.src-modal-fulltext-summary::-webkit-details-marker { display: none; }
.src-modal-fulltext-summary::before {
    content: '▸';
    display: inline-block;
    margin-right: 6px;
    color: var(--t3);
    transition: transform var(--dur);
}
.src-modal-fulltext-details[open] .src-modal-fulltext-summary::before {
    transform: rotate(90deg);
}
.src-modal-fulltext-row { margin-top: 6px; justify-content: flex-end; }
.src-modal-abstract,
.src-modal-fulltext {
    color: var(--t1);
    line-height: 1.6;
    font-size: var(--fs-base);
    white-space: pre-wrap;
    max-height: 280px;
    overflow-y: auto;
    padding: 10px 12px;
    background: var(--chrome-bg);
    border: 1px solid var(--chrome-border);
    border-radius: var(--radius);
}
.src-modal-fulltext { font-family: var(--mono); font-size: var(--fs-sm); }
.src-modal-cites { display: flex; flex-direction: column; gap: 6px; }
.src-modal-cite {
    padding: 8px 12px;
    border: 1px solid var(--chrome-border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--dur);
}
.src-modal-cite:hover { background: var(--chrome-hover); }
.src-modal-cite-section { font: 600 11px var(--sans); color: var(--t2); margin-bottom: 2px; }
.src-modal-cite-claim { color: var(--t1); font-size: var(--fs-sm); line-height: 1.5; }
.cite-source-empty { padding: 12px; color: var(--t3); font-size: var(--fs-sm); text-align: center; }