* { margin: 0; padding: 0; box-sizing: border-box; }

/* === Theme variables === */
:root {
    --bg: #0a0a0a; --bg-raised: #111; --bg-input: #1a1a1a;
    --text: #e0e0e0; --text-dim: #999; --text-faint: #555; --text-mid: #aaa;
    --border: #222; --border-faint: #1a1a1a;
    --accent: #00cccc;
    --heading: #e0e0e0; --h3: #ccc; --h4: #bbb;
    --d1: #d0a8a8; --d2: #b0d0b0; --d3: #90b0d0; --d4: #c0a0d0; --d5: #d0b080;
    --d1-bg: rgba(208,168,168,0.12); --d2-bg: rgba(176,208,176,0.12); --d3-bg: rgba(144,176,208,0.12);
    --d4-bg: rgba(192,160,208,0.12); --d5-bg: rgba(208,176,128,0.12);
    --d1-border: #a07070; --d2-border: #7a9a7a; --d3-border: #6888a0; --d4-border: #9070a0; --d5-border: #a08050;
    --bl1: #80b8e0; --bl2: #4088c8; --br1: #e08080; --br2: #c84040;
    --bl1-bg: rgba(128,184,224,0.12); --bl2-bg: rgba(64,136,200,0.12);
    --br1-bg: rgba(224,128,128,0.12); --br2-bg: rgba(200,64,64,0.12);
    --bl1-border: #5890b8; --bl2-border: #3070a0; --br1-border: #b06060; --br2-border: #a03030;
    --marker: #888; --btn-border: #2a2a2a; --btn-text: #555;
    --toc-sub: #777; --source-bg: #111; --source-text: #999;
    --hover-bg: rgba(0,204,204,0.06);
}
[data-theme="light"] {
    --bg: #f8f8f8; --bg-raised: #fff; --bg-input: #f0f0f0;
    --text: #333; --text-dim: #666; --text-faint: #888; --text-mid: #555;
    --border: #ddd; --border-faint: #e8e8e8;
    --accent: #007a7a;
    --heading: #222; --h3: #333; --h4: #444;
    --d1: #8a4040; --d2: #2a7a2a; --d3: #1a5a8a; --d4: #7a3a9a; --d5: #8a6a20;
    --d1-bg: rgba(138,64,64,0.08); --d2-bg: rgba(42,122,42,0.08); --d3-bg: rgba(26,90,138,0.08);
    --d4-bg: rgba(122,58,154,0.08); --d5-bg: rgba(138,106,32,0.08);
    --d1-border: #8a4040; --d2-border: #2a7a2a; --d3-border: #1a5a8a; --d4-border: #7a3a9a; --d5-border: #8a6a20;
    --bl1: #1868a8; --bl2: #0a4878; --br1: #a82828; --br2: #781010;
    --bl1-bg: rgba(24,104,168,0.08); --bl2-bg: rgba(10,72,120,0.08);
    --br1-bg: rgba(168,40,40,0.08); --br2-bg: rgba(120,16,16,0.08);
    --bl1-border: #1868a8; --bl2-border: #0a4878; --br1-border: #a82828; --br2-border: #781010;
    --marker: #555; --btn-border: #ccc; --btn-text: #888;
    --toc-sub: #888; --source-bg: #f0f0f0; --source-text: #555;
    --hover-bg: rgba(0,122,122,0.06);
}
@media (prefers-color-scheme: light) {
    [data-theme="system"] {
        --bg: #f8f8f8; --bg-raised: #fff; --bg-input: #f0f0f0;
        --text: #333; --text-dim: #666; --text-faint: #888; --text-mid: #555;
        --border: #ddd; --border-faint: #e8e8e8;
        --accent: #007a7a;
        --heading: #222; --h3: #333; --h4: #444;
        --d1: #8a4040; --d2: #2a7a2a; --d3: #1a5a8a; --d4: #7a3a9a; --d5: #8a6a20;
        --d1-bg: rgba(138,64,64,0.08); --d2-bg: rgba(42,122,42,0.08); --d3-bg: rgba(26,90,138,0.08);
        --d4-bg: rgba(122,58,154,0.08); --d5-bg: rgba(138,106,32,0.08);
        --d1-border: #8a4040; --d2-border: #2a7a2a; --d3-border: #1a5a8a; --d4-border: #7a3a9a; --d5-border: #8a6a20;
        --bl1: #1868a8; --bl2: #0a4878; --br1: #a82828; --br2: #781010;
        --bl1-bg: rgba(24,104,168,0.08); --bl2-bg: rgba(10,72,120,0.08);
        --br1-bg: rgba(168,40,40,0.08); --br2-bg: rgba(120,16,16,0.08);
        --bl1-border: #1868a8; --bl2-border: #0a4878; --br1-border: #a82828; --br2-border: #781010;
        --marker: #555; --btn-border: #ccc; --btn-text: #888;
        --toc-sub: #888; --source-bg: #f0f0f0; --source-text: #555;
        --hover-bg: rgba(0,122,122,0.06);
    }
}

body { background: var(--bg); color: var(--text); font-family: 'Segoe UI', sans-serif; font-size: 16px; font-weight: 400; -webkit-font-smoothing: antialiased; }

/* === Top bar === */
.topbar {
    background: var(--bg-raised); border-bottom: 1px solid var(--border);
    display: flex; align-items: center; padding: 8px 15%;
    position: sticky; top: 0; z-index: 20; height: 44px;
}
.topbar .logo { color: var(--accent); font-weight: 700; font-size: 1.1em; text-decoration: none; margin-right: 24px; white-space: nowrap; }
.topbar .nav-links { display: flex; gap: 16px; }
.topbar .nav-links a { color: var(--text-mid); text-decoration: none; font-size: 0.85em; font-weight: 600; }
.topbar .nav-links a:hover { color: var(--accent); }
.disabled-link { opacity: 0.5; cursor: default !important; }
.topbar .search { margin-left: auto; width: 20%; position: relative; }
.topbar-signin { margin-left: 16px; color: var(--accent); text-decoration: none; font-size: 0.85em; font-weight: 600; white-space: nowrap; }
.topbar-signin:hover { text-decoration: underline; }
.topbar .search input {
    width: 100%; padding: 5px 10px; border-radius: 4px;
    border: 1px solid var(--border); background: var(--bg-input); color: var(--text-dim); font-size: 0.85em; outline: none;
}
.topbar .search input:focus { border-color: var(--accent); }

/* Search results dropdown */
.search-results {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-raised); border: 1px solid var(--border);
    border-top: none; border-radius: 0 0 4px 4px;
    max-height: 400px; overflow-y: auto; z-index: 100;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.search-results.visible { display: block; }
.search-results .sr-item {
    display: block; padding: 8px 12px; cursor: pointer;
    border-bottom: 1px solid var(--border-faint); transition: background 0.1s; text-decoration: none;
}
.search-results .sr-item:hover { background: var(--hover-bg); }
.search-results .sr-item:last-child { border-bottom: none; }
.search-results .sr-title { color: var(--accent); font-size: 0.9em; font-weight: 600; }
.search-results .sr-meta { color: var(--text-faint); font-size: 0.7em; margin-top: 1px; }
.search-results .sr-snippet { color: var(--text-dim); font-size: 0.75em; margin-top: 3px; line-height: 1.4; }
.search-results .sr-none { padding: 12px; color: var(--text-faint); font-size: 0.8em; text-align: center; }

/* === Layout === */
.outer { padding: 0 15%; }
.page { display: flex; min-height: calc(100vh - 44px); }

/* === Left column === */
.col-left {
    width: 20%; min-width: 180px; padding: 16px 12px 16px 0; font-size: 0.9em;
    position: sticky; top: 44px; height: calc(100vh - 44px);
    overflow-y: auto; border-right: 1px solid var(--border-faint);
}
.col-left .sb-section { margin-bottom: 16px; }
.col-left .sb-heading {
    color: var(--text-faint); font-size: 0.7em; text-transform: uppercase;
    letter-spacing: 1.5px; padding: 4px 0 6px; margin-bottom: 2px;
    cursor: pointer; user-select: none;
}
.col-left .sb-heading:hover { color: var(--accent); }
.col-left .sb-heading::before { content: '\25B8'; display: inline-block; width: 12px; transition: transform 0.15s; font-size: 0.8em; }
.col-left .sb-heading.open::before { transform: rotate(90deg); }
.col-left .sb-heading.no-collapse { cursor: default; }
.col-left .sb-heading.no-collapse::before { content: none; }
.col-left .sb-list { display: none; }
.col-left .sb-list.open { display: block; }
.col-left a {
    display: block; padding: 3px 0 3px 12px; color: var(--text-dim);
    text-decoration: none; transition: all 0.15s; border-left: 2px solid transparent; font-weight: 500;
}
.col-left a:hover { color: var(--accent); }
.col-left a.active { color: var(--accent); border-left-color: var(--accent); }
.col-left .toc a { padding-left: 12px; }
.col-left .toc a.toc-h3 { padding-left: 24px; color: var(--toc-sub); font-size: 0.9em; }

/* === Center column === */
.col-center { flex: 1; min-width: 0; }
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); padding: 0 24px; }
.tabs a { padding: 8px 16px; color: var(--text-faint); text-decoration: none; font-size: 0.8em; border-bottom: 2px solid transparent; transition: all 0.15s; }
.tabs a:hover { color: var(--text-mid); }
.tabs a.active { color: var(--accent); border-bottom-color: var(--accent); }
.content { padding: 20px 24px 60px; }
h1 { color: var(--heading); font-size: 1.7em; font-weight: 400; margin-bottom: 4px; padding-bottom: 8px; border-bottom: 1px solid var(--border); }

/* Article body */
.article-body { line-height: 1.75; font-size: 1em; margin-top: 16px; color: var(--d1); }
.article-body h2 { color: var(--heading); font-size: 1.3em; font-weight: 400; margin: 28px 0 8px; padding-bottom: 4px; border-bottom: 1px solid var(--border-faint); clear: both; }
.article-body h3 { color: var(--h3); font-size: 1.1em; font-weight: 600; margin: 20px 0 8px; }
.article-body h4 { color: var(--h4); font-size: 1em; font-weight: 600; margin: 16px 0 6px; }
.article-body p { margin: 6px 0; }
.article-body ol, .article-body ul { margin: 6px 0 6px 24px; }
.article-body li { margin: 3px 0; }
.article-body .depth-tag { transition: opacity 0.3s, color 0.3s; }
.article-body .depth-tag.hidden { display: none; }
.article-body .depth-tag[data-depth="2"] { color: var(--d2); }
.article-body .depth-tag[data-depth="3"] { color: var(--d3); }
.article-body .depth-tag[data-depth="4"] { color: var(--d4); }
.article-body .depth-tag[data-depth="5"] { color: var(--d5); }
.article-body.bias-mode { color: var(--text); }
.article-body.no-colors { color: var(--text-dim) !important; }
.article-body.no-colors .depth-tag { color: inherit !important; }
.article-body .depth-tag:hover { background: var(--hover-bg); border-radius: 3px; cursor: help; }
.article-body .depth-tag::before {
    content: attr(data-depth); font-size: 0.55em; vertical-align: super;
    color: var(--marker); margin-right: 1px; display: none;
}
.show-markers .depth-tag::before { display: inline; }
.depth-meta { display: none !important; }

/* Bias tags (political spectrum) */
.article-body .bias-tag { transition: opacity 0.3s, color 0.3s; }
.article-body .bias-tag.hidden { display: none; }
.article-body .bias-tag[data-bias="L1"] { color: var(--bl1); }
.article-body .bias-tag[data-bias="L2"] { color: var(--bl2); }
.article-body .bias-tag[data-bias="R1"] { color: var(--br1); }
.article-body .bias-tag[data-bias="R2"] { color: var(--br2); }
.article-body.no-colors .bias-tag { color: inherit !important; }
.article-body .bias-tag:hover { background: var(--hover-bg); border-radius: 3px; cursor: help; }
.article-body .bias-tag::before {
    content: attr(data-bias); font-size: 0.55em; vertical-align: super;
    color: var(--marker); margin-right: 1px; display: none;
}
.show-markers .bias-tag::before { display: inline; }

/* Combo tags (depth + bias combined) */
.article-body .combo-tag { transition: opacity 0.3s, color 0.3s; }
.article-body .combo-tag.hidden { display: none; }
.article-body .combo-tag[data-bias="L1"] { color: var(--bl1); }
.article-body .combo-tag[data-bias="L2"] { color: var(--bl2); }
.article-body .combo-tag[data-bias="R1"] { color: var(--br1); }
.article-body .combo-tag[data-bias="R2"] { color: var(--br2); }
.article-body.no-colors .combo-tag { color: inherit !important; }
.article-body .combo-tag:hover { background: var(--hover-bg); border-radius: 3px; cursor: help; }
.article-body .combo-tag::before {
    content: "D" attr(data-depth) "-" attr(data-bias); font-size: 0.55em; vertical-align: super;
    color: var(--marker); margin-right: 1px; display: none;
}
.show-markers .combo-tag::before { display: inline; }

/* Truth tags — orthogonal to depth/bias. Invisible by default.
   When .truth-view is on article-body: underline style by tier + superscript T.
   Four tiers:
     verified (T<id>) — solid underline, linked to SCOPES
     proposed (T)     — dashed underline, queued for SCOPES
     claim    (T?)    — dotted underline, author unsure
     opinion  (T~)    — wavy underline, explicitly not fact
   Tier colors are intentionally muted so they don't collide with the
   depth/bias palette. They only appear in truth-view mode. */
.article-body .truth-tag { transition: text-decoration 0.3s, opacity 0.3s; }
.article-body .truth-tag.hidden { display: none; }

/* Truth View ON: show underline + superscript marker */
.article-body.truth-view .truth-tag {
    text-decoration-skip-ink: auto;
    text-underline-offset: 3px;
}
.article-body.truth-view .truth-tag[data-tier="verified"] {
    text-decoration: underline solid #4caf50;
    text-decoration-thickness: 2px;
    cursor: pointer;
}
.article-body.truth-view .truth-tag[data-tier="proposed"] {
    text-decoration: underline dashed #f5b041;
    text-decoration-thickness: 2px;
}
.article-body.truth-view .truth-tag[data-tier="claim"] {
    text-decoration: underline dotted #e67e22;
    text-decoration-thickness: 2px;
}
.article-body.truth-view .truth-tag[data-tier="opinion"] {
    text-decoration: underline wavy #95a5a6;
    text-decoration-thickness: 1px;
    font-style: italic;
}
.article-body.truth-view .truth-tag::after {
    content: "ᵀ";
    font-size: 0.7em;
    vertical-align: super;
    margin-left: 1px;
    opacity: 0.75;
}
.article-body.truth-view .truth-tag[data-tier="claim"]::after { content: "ᵀ?"; }
.article-body.truth-view .truth-tag[data-tier="opinion"]::after { content: "ᵀ~"; }

/* Citation count badge — shown in Truth View when the tag has sources.
   The number tells the reader how many citations back the claim. */
.article-body.truth-view .truth-tag[data-cite-count]::before {
    content: attr(data-cite-count);
    display: inline-block;
    font-size: 0.65em;
    vertical-align: super;
    min-width: 1.1em;
    height: 1.1em;
    line-height: 1.1em;
    padding: 0 3px;
    margin-right: 2px;
    border-radius: 50%;
    background: var(--hover-bg, rgba(255,255,255,0.15));
    color: inherit;
    opacity: 0.8;
}
/* When the aggregate source tier is strong (A/F internal), brighten the badge */
.article-body.truth-view .truth-tag[data-source-tier="A"]::before {
    background: #4caf50; color: #fff; opacity: 1;
}
.article-body.truth-view .truth-tag[data-source-tier="B"]::before {
    background: #2196f3; color: #fff; opacity: 0.95;
}
.article-body.truth-view .truth-tag[data-source-tier="C"]::before {
    background: #f5b041; color: #fff; opacity: 0.95;
}
.article-body.truth-view .truth-tag[data-source-tier="E"]::before {
    background: #95a5a6; color: #fff; opacity: 0.85;
}
.article-body.truth-view .truth-tag[data-source-tier="?"]::before {
    background: #666; color: #fff; opacity: 0.7;
}
.article-body.truth-view .truth-tag[data-citations] { cursor: pointer; }

/* Citation popover — shown on click, anywhere on the page */
.truth-popover {
    position: absolute;
    z-index: 1000;
    max-width: 340px;
    background: var(--panel-bg, #1a1a1a);
    color: var(--text, #e4e4e4);
    border: 1px solid var(--panel-border, #333);
    border-radius: 6px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
    padding: 10px 12px;
    font-size: 13px;
    line-height: 1.5;
}
.truth-popover .tp-header { font-size: 12px; opacity: 0.8; margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px solid var(--panel-border, #333); }
.truth-popover .tp-body { display: flex; flex-direction: column; gap: 4px; }
.truth-popover .tp-empty { font-style: italic; opacity: 0.75; }
.truth-popover .cite-row { display: flex; align-items: center; gap: 6px; word-break: break-word; }
.truth-popover .cite-row a { color: var(--link, #7ab8ff); text-decoration: underline; }
.truth-popover .cite-row a:hover { text-decoration: none; }
.truth-popover .cite-broken { color: #e67e22; font-style: italic; }
.truth-popover .cite-tier {
    display: inline-block;
    min-width: 1.2em;
    text-align: center;
    padding: 1px 4px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}
.truth-popover .cite-tier-A { background: #4caf50; }
.truth-popover .cite-tier-B { background: #2196f3; }
.truth-popover .cite-tier-C { background: #f5b041; }
.truth-popover .cite-tier-D { background: #9b59b6; }
.truth-popover .cite-tier-E { background: #95a5a6; }
.truth-popover .cite-tier-F { background: #27ae60; }
.truth-popover .cite-tier-\? { background: #666; }

/* Truth-Only mode: dim non-truth prose so facts pop off the page.
   Activated by adding .truth-only alongside .truth-view on article-body. */
.article-body.truth-only > * { opacity: 0.35; transition: opacity 0.3s; }
.article-body.truth-only .truth-tag,
.article-body.truth-only .truth-tag * {
    opacity: 1 !important;
}

/* Welcome (landing page) */
.welcome { margin-top: 20px; line-height: 1.75; }
.welcome p { margin: 8px 0; color: var(--d1); }
.welcome strong { color: var(--h3); }
.welcome .depth-tag { transition: opacity 0.3s, color 0.3s; }
.welcome .depth-tag.hidden { display: none; }
.welcome .depth-tag[data-depth="2"] { color: var(--d2); }
.welcome .depth-tag[data-depth="3"] { color: var(--d3); }
.welcome .depth-tag[data-depth="4"] { color: var(--d4); }
.welcome .depth-tag[data-depth="5"] { color: var(--d5); }
.welcome .depth-tag:hover { background: var(--hover-bg); border-radius: 3px; cursor: help; }
.welcome .depth-tag::before {
    content: attr(data-depth); font-size: 0.55em; vertical-align: super;
    color: var(--marker); margin-right: 1px; display: none;
}
.show-markers .depth-tag::before { opacity: 1; }
.welcome .bias-tag { transition: opacity 0.3s, color 0.3s; }
.welcome .bias-tag.hidden { display: none; }
.welcome .bias-tag[data-bias="L1"] { color: var(--bl1); }
.welcome .bias-tag[data-bias="L2"] { color: var(--bl2); }
.welcome .bias-tag[data-bias="R1"] { color: var(--br1); }
.welcome .bias-tag[data-bias="R2"] { color: var(--br2); }
.welcome .bias-tag:hover { background: var(--hover-bg); border-radius: 3px; cursor: help; }
.welcome .bias-tag::before {
    content: attr(data-bias); font-size: 0.55em; vertical-align: super;
    color: var(--marker); margin-right: 1px; display: none;
}
.welcome.no-colors { color: var(--text-dim) !important; }
.welcome.no-colors p { color: var(--text-dim) !important; }
.welcome.no-colors .depth-tag { color: inherit !important; }
.welcome.no-colors .bias-tag { color: inherit !important; }
/* Welcome page extras */
.welcome-explore { margin-top: 16px; }
.welcome-explore a { color: var(--d3); font-size: 0.9em; text-decoration: none; }
.welcome-explore a:hover { text-decoration: underline; }

/* Reading levels bar chart */
.depth-levels-chart { margin-top: 16px; padding: 14px; background: var(--bg-raised); border: 1px solid var(--border); border-radius: 8px; }
.depth-chart-heading { color: var(--d4); font-size: 0.8em; font-weight: 600; margin-bottom: 10px; }
.depth-bar-row { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.depth-bar-num { width: 16px; font-size: 0.75em; font-weight: 700; text-align: right; }
.depth-bar { height: 10px; border-radius: 3px; transition: opacity 0.3s; opacity: 0.6; }
.depth-bar-label { font-size: 0.7em; white-space: nowrap; transition: opacity 0.3s; }
.depth-bar-row.dimmed .depth-bar { opacity: 0.15; }
.depth-bar-row.dimmed .depth-bar-label { opacity: 0.3; }
.depth-bar-row[data-bar="1"] .depth-bar-num,
.depth-bar-row[data-bar="1"] .depth-bar-label { color: var(--d1); }
.depth-bar-row[data-bar="1"] .depth-bar { width: 20%; background: var(--d1); }
.depth-bar-row[data-bar="2"] .depth-bar-num,
.depth-bar-row[data-bar="2"] .depth-bar-label { color: var(--d2); }
.depth-bar-row[data-bar="2"] .depth-bar { width: 36%; background: var(--d2); }
.depth-bar-row[data-bar="3"] .depth-bar-num,
.depth-bar-row[data-bar="3"] .depth-bar-label { color: var(--d3); }
.depth-bar-row[data-bar="3"] .depth-bar { width: 52%; background: var(--d3); }
.depth-bar-row[data-bar="4"] .depth-bar-num,
.depth-bar-row[data-bar="4"] .depth-bar-label { color: var(--d4); }
.depth-bar-row[data-bar="4"] .depth-bar { width: 68%; background: var(--d4); }
.depth-bar-row[data-bar="5"] .depth-bar-num,
.depth-bar-row[data-bar="5"] .depth-bar-label { color: var(--d5); }
.depth-bar-row[data-bar="5"] .depth-bar { width: 84%; background: var(--d5); }

/* Expert callout */
.depth-expert-callout { margin-top: 16px; padding: 14px; background: var(--d5-bg); border: 1px solid var(--d5-border); border-radius: 8px; display: flex; align-items: flex-start; gap: 10px; }
.depth-expert-callout.hidden { display: none; }
.depth-expert-callout .callout-icon { color: var(--d5); font-size: 1.1em; }
.depth-expert-callout .callout-text { color: var(--d5); font-size: 0.85em; line-height: 1.6; font-style: italic; }

.stats { margin-top: 24px; padding: 14px 0; border-top: 1px solid var(--border-faint); color: var(--text-dim); font-size: 0.9em; letter-spacing: 0.02em; }
.stats strong { color: var(--text); }

/* Lead image — floated top-right thumbnail */
.lead-image {
    float: right; margin: 0 0 16px 20px; width: 260px;
    border: 1px solid var(--border); background: var(--bg-raised);
    border-radius: 3px; overflow: hidden;
}
.lead-image img { width: 100%; display: block; }
.lead-image-caption {
    padding: 6px 10px; font-size: 0.75em; color: var(--text-dim);
    border-top: 1px solid var(--border-faint); line-height: 1.4;
}

/* Floated images with caption */
.img-float {
    width: 280px; border: 1px solid var(--border); background: var(--bg-raised);
    border-radius: 3px; overflow: hidden; margin-bottom: 12px;
}
.img-float-left { float: left; margin-right: 20px; }
.img-float-right { float: right; margin-left: 20px; }
.img-float img { width: 100%; display: block; }
.img-float-caption {
    padding: 6px 10px; font-size: 0.75em; color: var(--text-dim);
    border-top: 1px solid var(--border-faint); line-height: 1.4;
}

/* Inline images (full width) */
.article-img { max-width: 100%; height: auto; border-radius: 4px; margin: 12px 0; border: 1px solid var(--border-faint); }

/* Inline formatting */
.article-body strong { color: var(--heading); }
.article-body code {
    background: var(--bg-input); padding: 1px 5px; border-radius: 3px;
    font-family: 'Consolas', monospace; font-size: 0.9em; color: var(--accent);
}

/* Wiki links */
.wiki-link { color: var(--accent); text-decoration: none; border-bottom: 1px dotted var(--accent); }
.wiki-link:hover { border-bottom-style: solid; }
.wiki-link-missing { color: var(--text-faint); border-bottom: 1px dashed var(--text-faint); cursor: help; }
.wiki-link-missing:hover { color: var(--text-dim); border-color: var(--text-dim); }
.wiki-link-missing::after { content: '\00a0?'; font-size: 0.7em; vertical-align: super; color: var(--text-faint); }

/* Citations */
.cite-ref { font-size: 0.75em; line-height: 0; }
.cite-ref a { color: var(--accent); text-decoration: none; padding: 0 1px; }
.cite-ref a:hover { text-decoration: underline; }
.references-section { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--border); }
.references-section h3 { color: var(--text-faint); font-size: 1em; }
.ref-list { margin: 8px 0 0 0; padding-left: 24px; font-size: 0.85em; color: var(--text-dim); line-height: 1.8; }
.ref-item { padding: 2px 0; }
.ref-back { color: var(--accent); text-decoration: none; font-size: 0.85em; margin-right: 4px; }
.ref-back:hover { text-decoration: underline; }
.ref-item:target { background: var(--hover-bg); border-radius: 3px; }

/* Byline */
.article-byline { color: var(--text-faint); font-size: 0.8em; margin: 4px 0 0; }
.article-byline .author-link { color: var(--accent); text-decoration: none; }
.article-byline .author-link:hover { text-decoration: underline; }

/* === Right column === */
.col-right {
    width: 20%; min-width: 160px; padding: 16px 0 16px 12px; font-size: 0.85em;
    position: sticky; top: 44px; height: calc(100vh - 44px);
    overflow-y: auto; border-left: 1px solid var(--border-faint);
}
.col-right .sb-section { margin-bottom: 16px; }
.col-right .sb-heading {
    color: var(--text-faint); font-size: 0.7em; text-transform: uppercase;
    letter-spacing: 1.5px; padding: 4px 0 6px; margin-bottom: 2px;
}
.col-right a { display: block; padding: 3px 0 3px 8px; color: var(--text-dim); text-decoration: none; transition: all 0.15s; }
.col-right a:hover { color: var(--accent); }

/* View toggle */
.view-toggle { display: flex; gap: 4px; padding-left: 8px; }
.view-toggle .vt-btn {
    padding: 3px 8px; border-radius: 3px; font-size: 0.7em;
    border: 1px solid var(--btn-border); background: transparent;
    color: var(--text-faint); cursor: pointer; transition: all 0.2s;
}
.view-toggle .vt-btn:hover { color: var(--text-mid); border-color: var(--accent); }
.view-toggle .vt-btn.active { background: var(--hover-bg); color: var(--accent); border-color: var(--accent); }

/* Depth stack */
.depth-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; padding-left: 8px; }
.depth-stack .level-btn {
    width: 32px; height: 32px; border-radius: 5px;
    border: 1px solid var(--btn-border); background: transparent;
    color: var(--btn-text); font-size: 0.7em; font-weight: 700;
    cursor: pointer; transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
}
.depth-stack .level-btn[data-level="1"] { border-color: var(--d1-border); color: var(--d1); opacity: 0.4; }
.depth-stack .level-btn[data-level="2"] { border-color: var(--d2-border); color: var(--d2); opacity: 0.4; }
.depth-stack .level-btn[data-level="3"] { border-color: var(--d3-border); color: var(--d3); opacity: 0.4; }
.depth-stack .level-btn[data-level="4"] { border-color: var(--d4-border); color: var(--d4); opacity: 0.4; }
.depth-stack .level-btn[data-level="5"] { border-color: var(--d5-border); color: var(--d5); opacity: 0.4; }
.depth-stack .level-btn:hover { opacity: 0.7; }
.depth-stack .level-btn.active[data-level="1"] { background: var(--d1-bg); border-color: var(--d1-border); color: var(--d1); opacity: 1; }
.depth-stack .level-btn.active[data-level="2"] { background: var(--d2-bg); border-color: var(--d2-border); color: var(--d2); opacity: 1; }
.depth-stack .level-btn.active[data-level="3"] { background: var(--d3-bg); border-color: var(--d3-border); color: var(--d3); opacity: 1; }
.depth-stack .level-btn.active[data-level="4"] { background: var(--d4-bg); border-color: var(--d4-border); color: var(--d4); opacity: 1; }
.depth-stack .level-btn.active[data-level="5"] { background: var(--d5-bg); border-color: var(--d5-border); color: var(--d5); opacity: 1; }
.no-colors-active .level-btn { border-color: var(--btn-border) !important; color: var(--btn-text) !important; opacity: 0.4 !important; background: transparent !important; }
.no-colors-active .level-btn.active { background: rgba(224,224,224,0.12) !important; border-color: var(--text-dim) !important; color: var(--text) !important; opacity: 1 !important; }
.no-colors-active .bias-btn { border-color: var(--btn-border) !important; color: var(--btn-text) !important; opacity: 0.4 !important; background: transparent !important; }
.no-colors-active .bias-btn.active { background: rgba(224,224,224,0.12) !important; border-color: var(--text-dim) !important; color: var(--text) !important; opacity: 1 !important; }
#toggleColorsLink.colors-on { color: var(--accent); }

/* Bias stack (political spectrum slider) */
.bias-stack .bias-btn {
    width: 32px; height: 32px; border-radius: 5px;
    border: 1px solid var(--btn-border); background: transparent;
    color: var(--btn-text); font-size: 0.6em; font-weight: 700;
    cursor: pointer; transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
}
.bias-stack .bias-btn[data-bias="L2"] { border-color: var(--bl2-border); color: var(--bl2); opacity: 0.4; }
.bias-stack .bias-btn[data-bias="L1"] { border-color: var(--bl1-border); color: var(--bl1); opacity: 0.4; }
.bias-stack .bias-btn[data-bias="C"] { border-color: var(--accent); color: var(--accent); opacity: 0.4; }
.bias-stack .bias-btn[data-bias="R1"] { border-color: var(--br1-border); color: var(--br1); opacity: 0.4; }
.bias-stack .bias-btn[data-bias="R2"] { border-color: var(--br2-border); color: var(--br2); opacity: 0.4; }
.bias-stack .bias-btn:hover { opacity: 0.7; }
.bias-stack .bias-btn.active[data-bias="L2"] { background: var(--bl2-bg); border-color: var(--bl2-border); color: var(--bl2); opacity: 1; }
.bias-stack .bias-btn.active[data-bias="L1"] { background: var(--bl1-bg); border-color: var(--bl1-border); color: var(--bl1); opacity: 1; }
.bias-stack .bias-btn.active[data-bias="C"] { background: var(--hover-bg); border-color: var(--accent); color: var(--accent); opacity: 1; }
.bias-stack .bias-btn.active[data-bias="R1"] { background: var(--br1-bg); border-color: var(--br1-border); color: var(--br1); opacity: 1; }
.bias-stack .bias-btn.active[data-bias="R2"] { background: var(--br2-bg); border-color: var(--br2-border); color: var(--br2); opacity: 1; }

/* Depth heading color */
#depthHeading[data-level="1"] { color: var(--d1) !important; }
#depthHeading[data-level="2"] { color: var(--d2) !important; }
#depthHeading[data-level="3"] { color: var(--d3) !important; }
#depthHeading[data-level="4"] { color: var(--d4) !important; }
#depthHeading[data-level="5"] { color: var(--d5) !important; }
#depthHeading[data-bias="L2"] { color: var(--bl2) !important; }
#depthHeading[data-bias="L1"] { color: var(--bl1) !important; }
#depthHeading[data-bias="C"] { color: var(--accent) !important; }
#depthHeading[data-bias="R1"] { color: var(--br1) !important; }
#depthHeading[data-bias="R2"] { color: var(--br2) !important; }
#biasHeading[data-bias="L2"] { color: var(--bl2) !important; }
#biasHeading[data-bias="L1"] { color: var(--bl1) !important; }
#biasHeading[data-bias="C"] { color: var(--accent) !important; }
#biasHeading[data-bias="R1"] { color: var(--br1) !important; }
#biasHeading[data-bias="R2"] { color: var(--br2) !important; }

/* Slider labels */
.slider-label {
    font-size: 0.55em; text-transform: uppercase; letter-spacing: 2px;
    color: var(--text-faint); padding-left: 8px; font-weight: 700;
}
.slider-section { padding-top: 8px; }

/* Top slider position */
.top-slider { display: none; }
.top-slider.active {
    display: flex; gap: 24px; align-items: flex-start; flex-wrap: wrap;
    padding: 12px 0 16px; border-bottom: 1px solid var(--border-faint);
}
.top-slider.active .slider-section { padding-top: 0; margin-bottom: 0; }
.top-slider.active .sb-heading {
    color: var(--text-faint); font-size: 0.7em; text-transform: uppercase;
    letter-spacing: 1.5px; padding: 4px 0 6px; margin-bottom: 2px;
}
.top-slider.active .depth-stack,
.top-slider.active .bias-stack {
    flex-direction: row; gap: 6px;
}
.top-slider.active .slider-label { padding-left: 0; }

/* Logo */
.logo-toggle { cursor: pointer; vertical-align: -2px; margin-right: 6px; }
.logo-desc { display: none; }
.logo-toggle.desc .logo-asc { display: none; }
.logo-toggle.desc .logo-desc { display: inline; }
.bar-d1 { fill: var(--d1); } .bar-d2 { fill: var(--d2); }
.bar-d3 { fill: var(--d3); } .bar-d4 { fill: var(--d4); }
.bar-d5 { fill: var(--d5); }

/* Theme toggle */
.theme-toggle { display: flex; gap: 4px; padding-left: 8px; }
.theme-toggle button {
    padding: 3px 8px; border-radius: 3px; font-size: 0.7em;
    border: 1px solid var(--btn-border); background: transparent;
    color: var(--text-dim); cursor: pointer; transition: all 0.2s;
}
.theme-toggle button:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle button.active { border-color: var(--accent); color: var(--accent); background: var(--hover-bg); }

/* Source view */
.source-view {
    display: none; background: var(--source-bg); padding: 20px 24px;
    white-space: pre-wrap; font-size: 0.85em; color: var(--source-text);
    line-height: 1.6; font-family: 'Consolas', monospace;
}

/* Related articles view */
.related-view { display: none; padding: 20px 0; }
.related-articles h2 { font-size: 1.3em; margin-bottom: 16px; color: var(--text-main); }
.related-card {
    display: block; padding: 16px 20px; margin-bottom: 12px;
    background: var(--hover-bg); border: 1px solid var(--border);
    border-radius: 8px; text-decoration: none; color: var(--text-main);
    transition: border-color 0.2s, background 0.2s;
}
.related-card:hover { border-color: var(--accent); background: var(--source-bg); }
.related-card-title { font-size: 1.1em; font-weight: 700; margin-bottom: 4px; color: var(--accent); }
.related-card-cat { font-size: 0.8em; color: var(--text-faint); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }
.related-card-desc { font-size: 0.9em; color: var(--text-sub); line-height: 1.5; }

/* Stub pages — forms, auth */
.stub-page { margin-top: 20px; }
.stub-notice {
    padding: 12px 16px; margin-bottom: 24px; border-radius: 4px;
    background: var(--hover-bg); border: 1px solid var(--accent);
    color: var(--accent); font-size: 0.9em;
}
.stub-info { margin-top: 28px; line-height: 1.7; }
.stub-info h2 { color: var(--heading); font-size: 1.2em; font-weight: 400; margin: 20px 0 8px; }
.stub-info p { color: var(--text-dim); margin: 6px 0; }
.stub-info a { color: var(--accent); text-decoration: none; }
.stub-info a:hover { text-decoration: underline; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; color: var(--text-dim); font-size: 0.8em; margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-hint { text-transform: none; letter-spacing: 0; font-size: 0.95em; color: var(--text-faint); }
.form-hint a { color: var(--accent); text-decoration: none; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; max-width: 480px; padding: 8px 12px; border-radius: 4px;
    border: 1px solid var(--border); background: var(--bg-input); color: var(--text);
    font-size: 0.9em; font-family: inherit; outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--accent); }
.form-group input:disabled, .form-group select:disabled, .form-group textarea:disabled { opacity: 0.5; cursor: not-allowed; }
.form-group textarea { resize: vertical; line-height: 1.6; font-family: 'Consolas', monospace; font-size: 0.85em; }
.form-actions { display: flex; gap: 8px; margin-top: 20px; }
.btn {
    padding: 8px 20px; border-radius: 4px; font-size: 0.85em; cursor: pointer;
    border: 1px solid var(--border); background: transparent; color: var(--text-dim);
    transition: all 0.2s; font-family: inherit;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn-primary:hover { opacity: 0.9; }
.btn-submit { background: transparent; border-color: var(--accent); color: var(--accent); }
.btn-submit:not(:disabled):hover { background: var(--accent); color: var(--bg); }

/* Preview panel */
#previewPanel { margin-top: 32px; border-top: 2px solid var(--accent); padding-top: 20px; }
.preview-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 12px; }
.preview-title { color: var(--heading); font-size: 1.3em; font-weight: 400; margin: 0; border: none; padding: 0; }
.preview-depth-controls { display: flex; align-items: center; gap: 12px; }
.preview-depth-checklist { display: flex; gap: 6px; }
.depth-check {
    width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 0.8em; font-weight: 700; cursor: pointer; transition: all 0.2s;
    border: 2px solid var(--btn-border); color: var(--text-faint); background: transparent;
}
.depth-check:hover { border-color: var(--accent); color: var(--accent); }
.depth-check.active { border-color: var(--accent); color: var(--bg); background: var(--accent); }
.depth-check.visited:not(.active) { border-color: #2a7a2a; color: #2a7a2a; }
.depth-check.visited:not(.active)::after { content: ' \2713'; font-size: 0.7em; }
.preview-depth-status { font-size: 0.75em; color: var(--text-faint); }
.preview-depth-status.complete { color: #2a7a2a; font-weight: 600; }
.btn-outline { width: 100%; max-width: 480px; margin-top: 8px; display: block; text-align: center; }

.auth-box { max-width: 400px; }
.auth-divider { text-align: center; margin: 20px 0; color: var(--text-faint); font-size: 0.8em; position: relative; }
.auth-divider::before { content: ''; position: absolute; left: 0; right: 0; top: 50%; border-top: 1px solid var(--border); }
.auth-divider span { background: var(--bg); padding: 0 12px; position: relative; }
.auth-links { margin-top: 20px; display: flex; justify-content: space-between; max-width: 480px; }
.auth-links a { color: var(--accent); text-decoration: none; font-size: 0.85em; }
.auth-links a:hover { text-decoration: underline; }

.policy-page { line-height: 1.75; }
.policy-page h2 { color: var(--heading); font-size: 1.2em; font-weight: 400; margin: 24px 0 8px; }
.policy-page p { color: var(--text-dim); margin: 6px 0; }
.policy-page a { color: var(--accent); text-decoration: none; }
.policy-updated { color: var(--text-faint); font-size: 0.8em; margin-bottom: 16px; }

/* Flags */
.flag-banner {
    padding: 10px 14px; margin-bottom: 16px; border-radius: 4px;
    background: rgba(208,168,128,0.1); border: 1px solid #a08050;
    color: #d0a850; font-size: 0.85em; display: flex; align-items: center; gap: 8px;
}
.flag-banner-icon { font-size: 1.1em; }
.flag-banner a { color: #d0a850; text-decoration: underline; cursor: pointer; }
.flag-btn {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 4px 10px; border-radius: 3px; font-size: 0.75em;
    border: 1px solid var(--border); background: transparent;
    color: var(--text-faint); cursor: pointer; transition: all 0.2s;
}
.flag-btn:hover { border-color: #a08050; color: #d0a850; }
.flag-modal-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6); z-index: 100; display: none;
    align-items: center; justify-content: center;
}
.flag-modal-overlay.open { display: flex; }
.flag-modal {
    background: var(--bg-raised); border: 1px solid var(--border);
    border-radius: 6px; padding: 24px; width: 400px; max-width: 90vw;
}
.flag-modal h3 { color: var(--heading); font-weight: 400; margin-bottom: 16px; }
.flag-modal .form-group { margin-bottom: 12px; }
.flag-modal .form-group select, .flag-modal .form-group textarea { max-width: 100%; }
.flag-modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }
.flag-list { margin-top: 12px; }
.flag-item {
    padding: 10px 14px; border: 1px solid var(--border); border-radius: 4px;
    margin-bottom: 8px; background: var(--bg-raised);
}
.flag-item-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; }
.flag-type { font-size: 0.75em; text-transform: uppercase; letter-spacing: 0.5px; padding: 2px 6px; border-radius: 2px; }
.flag-type-factual { color: #d05050; border: 1px solid #d05050; }
.flag-type-markup { color: #5090d0; border: 1px solid #5090d0; }
.flag-type-offensive { color: #d08040; border: 1px solid #d08040; }
.flag-type-other { color: var(--text-dim); border: 1px solid var(--border); }
.flag-details { color: var(--text-dim); font-size: 0.85em; margin: 6px 0; }
.flag-votes { display: flex; align-items: center; gap: 8px; font-size: 0.8em; }
.flag-vote-btn {
    background: none; border: 1px solid var(--border); border-radius: 3px;
    padding: 2px 8px; cursor: pointer; color: var(--text-faint); font-size: 0.9em;
    transition: all 0.2s;
}
.flag-vote-btn:hover { border-color: var(--accent); color: var(--accent); }
.flag-vote-btn.voted { border-color: var(--accent); color: var(--accent); }
.flag-score { color: var(--text-dim); min-width: 30px; text-align: center; }
.flag-time { color: var(--text-faint); font-size: 0.75em; }
.flag-status { font-size: 0.7em; text-transform: uppercase; letter-spacing: 0.5px; padding: 2px 6px; border-radius: 2px; }
.flag-status-open { color: #d0a850; border: 1px solid #d0a850; }
.flag-status-accepted { color: #d05050; border: 1px solid #d05050; }
.flag-status-resolved { color: #2a7a2a; border: 1px solid #2a7a2a; }
.flag-status-dismissed { color: var(--text-faint); border: 1px solid var(--border); }
.flag-admin-actions { display: flex; gap: 4px; margin-top: 8px; }
.flag-admin-btn {
    padding: 3px 8px; border-radius: 3px; font-size: 0.7em;
    border: 1px solid var(--border); background: transparent;
    color: var(--text-dim); cursor: pointer; transition: all 0.2s;
}
.flag-admin-btn:hover { border-color: var(--accent); color: var(--accent); }
.flags-page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.flags-filter { display: flex; gap: 6px; }
.flags-filter button {
    padding: 4px 10px; border-radius: 3px; font-size: 0.75em;
    border: 1px solid var(--border); background: transparent;
    color: var(--text-dim); cursor: pointer; transition: all 0.2s;
}
.flags-filter button:hover { border-color: var(--accent); color: var(--accent); }
.flags-filter button.active { border-color: var(--accent); color: var(--accent); background: var(--hover-bg); }
.flags-article-link { color: var(--accent); text-decoration: none; font-size: 0.85em; }
.flags-article-link:hover { text-decoration: underline; }

/* MPI-AI */
.mpi-ai { position: absolute; left: -9999px; height: 1px; overflow: hidden; }

/* Footer */
.page-footer {
    border-top: 1px solid var(--border); padding: 10px 15%;
    color: var(--text-faint); font-size: 0.75em;
    background: var(--bg-raised); position: fixed; bottom: 0; left: 0; right: 0;
    z-index: 20; text-align: center;
}
.page-footer a { color: var(--text-dim); text-decoration: none; }
.page-footer a:hover { color: var(--accent); }

/* === Mobile Responsive === */

/* Tablet — collapse sidebars, widen center */
@media (max-width: 1100px) {
    .outer { padding: 0 4%; }
    .topbar { padding: 8px 4%; }
    .page-footer { padding: 10px 4%; }
    .col-left { width: 180px; min-width: 160px; }
    .col-right { width: 160px; min-width: 140px; }
}

/* Small tablet / large phone — hide sidebars, single column */
@media (max-width: 768px) {
    .outer { padding: 0; }
    .topbar { padding: 8px 12px; height: auto; flex-wrap: wrap; gap: 8px; }
    .topbar .logo { margin-right: 12px; }
    .topbar .nav-links { display: none; }
    .topbar .search { width: 100%; order: 10; margin-left: 0; margin-top: 4px; }
    .topbar-signin { margin-left: auto; }
    .page-footer { padding: 10px 12px; position: static; }

    .page { flex-direction: column; min-height: auto; }
    .col-left { display: none; }
    .col-right { display: none; }
    .col-center { width: 100%; }
    .content { padding: 16px 14px 40px; }

    h1 { font-size: 1.4em; }
    .article-body h2 { font-size: 1.15em; }

    /* Lead image full-width on mobile */
    .lead-image { float: none; width: 100%; margin: 0 0 16px 0; }
    .img-float, .img-float-left, .img-float-right { float: none; width: 100%; margin: 12px 0; }

    /* Flag modal */
    .flag-modal { width: 95vw; padding: 16px; }

    /* Admin tables scroll horizontally */
    .admin-panel { overflow-x: auto; }
    .admin-table { min-width: 600px; }
    .admin-stats { flex-wrap: wrap; }
    .admin-stat { min-width: 80px; }
    .admin-tabs { flex-wrap: wrap; }

    /* Auth forms full width */
    .auth-box { max-width: 100%; }
    .form-group input, .form-group select, .form-group textarea { max-width: 100%; }
    .btn-outline { max-width: 100%; }
    .auth-links { flex-direction: column; gap: 8px; }

    /* Flags page */
    .flags-page-header { flex-direction: column; align-items: flex-start; }
    .flags-filter { flex-wrap: wrap; }
}

/* Phone — tighten spacing */
@media (max-width: 480px) {
    .topbar .logo { font-size: 1em; }
    .content { padding: 12px 10px 36px; }
    h1 { font-size: 1.2em; }
    .article-body { font-size: 0.95em; }
    .flag-item { padding: 8px 10px; }
    .admin-stat { padding: 8px 10px; }
    .admin-stat-num { font-size: 1.3em; }
}

/* === Floating Mobile Controls === */
.mobile-fab { display: none; }

@media (max-width: 768px) {
    .mobile-fab {
        display: block; position: fixed; z-index: 50;
        bottom: 20px; right: 16px;
        touch-action: none; user-select: none;
    }
    .mobile-fab-toggle {
        width: 44px; height: 44px; border-radius: 50%;
        background: var(--accent); border: none; color: var(--bg);
        font-size: 1.2em; cursor: pointer; display: flex;
        align-items: center; justify-content: center;
        box-shadow: 0 2px 8px rgba(0,0,0,0.4);
        transition: transform 0.2s;
    }
    .mobile-fab-toggle.open { transform: rotate(45deg); }
    /* Depth buttons — transparent column */
    .mobile-fab-panel {
        display: none; flex-direction: column; gap: 4px;
        position: absolute; bottom: 52px; right: 0;
        padding: 0; border-radius: 0;
        background: transparent; border: none;
        box-shadow: none;
    }
    .mobile-fab-panel.open { display: flex; }
    /* Settings row — slides out left from FAB */
    .mobile-fab-settings {
        display: none; flex-direction: row; gap: 4px;
        position: absolute; bottom: 0; right: 52px;
        padding: 0; background: transparent;
    }
    .mobile-fab-settings.open { display: flex; }
    .mobile-fab-btn {
        width: 38px; height: 38px; border-radius: 50%;
        border: 1px solid var(--border); background: var(--bg);
        color: var(--text-dim); font-size: 0.7em; font-weight: 700;
        cursor: pointer; display: flex; align-items: center; justify-content: center;
        transition: all 0.15s;
        box-shadow: 0 1px 4px rgba(0,0,0,0.3);
    }
    .mobile-fab-btn:hover, .mobile-fab-btn.active {
        border-color: var(--accent); color: var(--accent);
    }
    .mobile-fab-btn[data-level="1"] { border-color: var(--d1-border); color: var(--d1); }
    .mobile-fab-btn[data-level="2"] { border-color: var(--d2-border); color: var(--d2); }
    .mobile-fab-btn[data-level="3"] { border-color: var(--d3-border); color: var(--d3); }
    .mobile-fab-btn[data-level="4"] { border-color: var(--d4-border); color: var(--d4); }
    .mobile-fab-btn[data-level="5"] { border-color: var(--d5-border); color: var(--d5); }
    .mobile-fab-btn.active[data-level="1"] { background: var(--d1-bg); }
    .mobile-fab-btn.active[data-level="2"] { background: var(--d2-bg); }
    .mobile-fab-btn.active[data-level="3"] { background: var(--d3-bg); }
    .mobile-fab-btn.active[data-level="4"] { background: var(--d4-bg); }
    .mobile-fab-btn.active[data-level="5"] { background: var(--d5-bg); }
    .mobile-fab-btn[data-bias="L2"] { border-color: var(--bl2-border); color: var(--bl2); }
    .mobile-fab-btn[data-bias="L1"] { border-color: var(--bl1-border); color: var(--bl1); }
    .mobile-fab-btn[data-bias="C"] { border-color: var(--accent); color: var(--accent); }
    .mobile-fab-btn[data-bias="R1"] { border-color: var(--br1-border); color: var(--br1); }
    .mobile-fab-btn[data-bias="R2"] { border-color: var(--br2-border); color: var(--br2); }
    .mobile-fab-btn.active[data-bias="L2"] { background: var(--bl2-bg); }
    .mobile-fab-btn.active[data-bias="L1"] { background: var(--bl1-bg); }
    .mobile-fab-btn.active[data-bias="C"] { background: var(--hover-bg); }
    .mobile-fab-btn.active[data-bias="R1"] { background: var(--br1-bg); }
    .mobile-fab-btn.active[data-bias="R2"] { background: var(--br2-bg); }
    .fab-divider { width: 24px; height: 1px; background: var(--border); margin: 4px auto; }
    .mobile-fab-btn .fab-icon { font-size: 1.1em; }
    /* System theme indicator */
    .mobile-fab-btn.theme-system { border-style: dashed; }

    /* Mobile sidebar overlay */
    .mobile-sidebar-overlay {
        display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.6); z-index: 60;
    }
    .mobile-sidebar-overlay.open { display: block; }
    .mobile-sidebar {
        position: fixed; top: 0; left: 0; bottom: 0; width: 280px;
        background: var(--bg-raised); border-right: 1px solid var(--border);
        overflow-y: auto; padding: 16px 12px; z-index: 61;
        transform: translateX(-100%); transition: transform 0.2s;
    }
    .mobile-sidebar-overlay.open .mobile-sidebar { transform: translateX(0); }
}

/* TTS speaker icons */
.tts-icon {
    background: none; border: none; cursor: pointer; padding: 2px 4px;
    font-size: 1.1em; opacity: 0.5; transition: opacity 0.15s;
    color: inherit; line-height: 1; flex-shrink: 0;
}
.tts-icon:hover { opacity: 0.85; }
.tts-icon.tts-active { opacity: 1; color: var(--accent, #4af); }
.tts-icon.tts-paused { opacity: 0.8; color: var(--warning, #fa4); }
h3 { position: relative; }
h3 .tts-icon { font-size: 0.7em; vertical-align: middle; margin-right: 4px; }

/* Admin visibility controls — only rendered for admin, invisible to everyone else */
.article-title-row { display: flex; align-items: center; gap: 12px; }
.article-title-row h1 { flex: 1; }
.admin-hide-btn {
    font-size: 0.65em; font-weight: 700; letter-spacing: 0.05em;
    padding: 4px 10px; border-radius: 4px; border: 1px solid;
    cursor: pointer; white-space: nowrap; transition: all 0.15s;
}
.admin-hide-on { background: rgba(255,60,60,0.15); border-color: #c44; color: #e66; }
.admin-hide-on:hover { background: rgba(255,60,60,0.25); }
.admin-hide-off { background: rgba(60,200,60,0.1); border-color: #4a4; color: #6c6; }
.admin-hide-off:hover { background: rgba(60,200,60,0.2); }
.admin-hide-btn:disabled { opacity: 0.5; cursor: wait; }
.sb-hidden { opacity: 0.4; }
.sb-hidden-badge {
    font-size: 0.6em; background: rgba(255,60,60,0.2); color: #e66;
    padding: 1px 4px; border-radius: 3px; margin-left: 4px; vertical-align: middle;
}