/* =====================================================================
   THE SCHIZOPHRENIA FIREWALL — EVIDENCE VAULT
   Dedicated bank page + compact article embed.
   ===================================================================== */

:root {
    --fv-black: #080a0c;
    --fv-black-2: #0f1215;
    --fv-panel: #15191d;
    --fv-panel-2: #1b2025;
    --fv-line: rgba(236, 225, 202, 0.19);
    --fv-line-strong: rgba(236, 225, 202, 0.34);
    --fv-paper: #eee6d3;
    --fv-paper-2: #d9ceb7;
    --fv-ink: #f4eddf;
    --fv-muted: #a8a89f;
    --fv-dim: #72767a;
    --fv-red: #e24a38;
    --fv-red-dark: #8f2b22;
    --fv-gold: #e9b845;
    --fv-green: #6bb79f;
    --fv-shadow: 0 24px 70px rgba(0, 0, 0, 0.48);
    --fv-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

html.mpe-firewall-vault-page,
html.mpe-schizophrenia-firewall-page {
    --ghost-accent-color: var(--fv-red);
}

html.mpe-firewall-vault-page body,
body.is-firewall-vault {
    background:
        radial-gradient(circle at 12% 0%, rgba(226, 74, 56, 0.11), transparent 31rem),
        radial-gradient(circle at 88% 10%, rgba(233, 184, 69, 0.08), transparent 35rem),
        repeating-linear-gradient(90deg, transparent 0 78px, rgba(255, 255, 255, 0.018) 78px 79px),
        var(--fv-black);
    color: var(--fv-ink);
}

html.mpe-firewall-vault-page .gh-head,
body.is-firewall-vault .gh-head,
html.mpe-firewall-vault-page .gh-foot,
body.is-firewall-vault .gh-foot {
    background: rgba(8, 10, 12, 0.96);
    color: var(--fv-ink);
    border-color: var(--fv-line);
}

html.mpe-firewall-vault-page .gh-head-logo,
html.mpe-firewall-vault-page .gh-head-menu,
html.mpe-firewall-vault-page .gh-head-actions,
body.is-firewall-vault .gh-head-logo,
body.is-firewall-vault .gh-head-menu,
body.is-firewall-vault .gh-head-actions {
    color: var(--fv-ink);
}

.fv-page {
    overflow: clip;
}

.fv-page-hero {
    position: relative;
    padding-block: clamp(5rem, 9vw, 10rem) clamp(4rem, 7vw, 8rem);
    border-bottom: 1px solid var(--fv-line);
}

.fv-page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.03), transparent 38%),
        repeating-linear-gradient(0deg, transparent 0 5px, rgba(255, 255, 255, 0.012) 5px 6px);
    mix-blend-mode: screen;
}

.fv-page-hero-inner {
    position: relative;
    display: block;
}

.fv-page-hero-copy {
    max-width: 94rem;
}

.fv-kicker {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin: 0 0 1.2rem;
    color: var(--fv-gold);
    font-family: var(--fv-mono);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    line-height: 1.4;
    text-transform: uppercase;
}

.fv-status-dot {
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 50%;
    background: var(--fv-red);
    box-shadow: 0 0 0 0 rgba(226, 74, 56, 0.8);
    animation: fv-pulse 2.2s infinite;
}

@keyframes fv-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(226, 74, 56, 0.55); }
    55% { box-shadow: 0 0 0 0.8rem rgba(226, 74, 56, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .fv-status-dot { animation: none; }
}

.fv-page-hero h1 {
    max-width: 16ch;
    margin: 0;
    color: var(--fv-ink);
    font-family: var(--font-title, Georgia, serif);
    font-size: clamp(5rem, 9vw, 11rem);
    font-weight: 800;
    letter-spacing: -0.065em;
    line-height: 0.88;
    text-wrap: balance;
}

.fv-page-deck {
    max-width: 68rem;
    margin: 2.4rem 0 0;
    color: #c8c3b9;
    font-size: clamp(1.8rem, 2.3vw, 2.5rem);
    line-height: 1.45;
}

.fv-page-actions,
.fv-document-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2.5rem;
}

.fv-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 4.4rem;
    padding: 0.9rem 1.5rem;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.4rem;
    background: transparent;
    color: var(--fv-ink);
    font-family: var(--fv-mono);
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: 0.045em;
    line-height: 1.1;
    text-decoration: none;
    text-transform: uppercase;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.fv-button:hover,
.fv-button:focus-visible {
    border-color: var(--fv-gold);
    background: rgba(233, 184, 69, 0.08);
    color: var(--fv-ink);
    transform: translateY(-1px);
}

.fv-button--primary {
    border-color: var(--fv-red);
    background: var(--fv-red);
    color: #fff;
}

.fv-button--primary:hover,
.fv-button--primary:focus-visible {
    border-color: #f06a59;
    background: #f05d4a;
    color: #fff;
}


.fv-shell {
    --fv-content-max: 156rem;
    position: relative;
    color: var(--fv-ink);
    font-family: var(--font-body, Georgia, serif);
}

.fv-shell-inner {
    width: min(calc(100% - 4rem), var(--fv-content-max));
    margin-inline: auto;
}

.fv-shell--full {
    padding-block: clamp(4rem, 6vw, 8rem) 9rem;
}

.fv-shell--embed {
    margin-block: clamp(4rem, 7vw, 8rem);
    padding-block: 3rem;
    border-block: 1px solid var(--fv-line-strong);
    background:
        radial-gradient(circle at 6% 0%, rgba(226, 74, 56, 0.15), transparent 26rem),
        repeating-linear-gradient(90deg, transparent 0 50px, rgba(255, 255, 255, 0.02) 50px 51px),
        var(--fv-black-2);
    box-shadow: inset 0 1px rgba(255, 255, 255, 0.025), inset 0 -1px rgba(255, 255, 255, 0.025);
}

.fv-shell--embed .fv-shell-inner {
    width: min(calc(100% - 3rem), 150rem);
}

.fv-embed-only,
.fv-full-only {
    min-width: 0;
}

.fv-shell--embed .fv-full-only,
.fv-shell--full .fv-embed-only {
    display: none;
}

.fv-embed-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 3rem;
    margin-bottom: 2.3rem;
}

.fv-embed-header > div {
    max-width: 78rem;
}

.fv-embed-header h2,
.fv-source-spine-header h2 {
    margin: 0;
    color: var(--fv-paper);
    font-size: clamp(3rem, 4.5vw, 5.8rem);
    font-weight: 760;
    letter-spacing: -0.04em;
    line-height: 0.98;
}

.fv-embed-header > div > p:last-child,
.fv-source-spine-header > p:last-child {
    max-width: 72rem;
    margin: 1.3rem 0 0;
    color: var(--fv-muted);
    font-size: 1.7rem;
    line-height: 1.55;
}

.fv-rail-frame {
    position: relative;
}

.fv-rail {
    display: grid;
    grid-auto-columns: clamp(23rem, 24vw, 32rem);
    grid-auto-flow: column;
    gap: 1.4rem;
    overflow-x: auto;
    padding: 0.6rem 4.8rem 1.8rem;
    scroll-padding-inline: 4.8rem;
    scroll-snap-type: x mandatory;
    scrollbar-color: var(--fv-red) rgba(255, 255, 255, 0.08);
    scrollbar-width: thin;
}

.fv-rail::-webkit-scrollbar,
.fv-index-list::-webkit-scrollbar {
    width: 0.8rem;
    height: 0.8rem;
}

.fv-rail::-webkit-scrollbar-track,
.fv-index-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.06);
}

.fv-rail::-webkit-scrollbar-thumb,
.fv-index-list::-webkit-scrollbar-thumb {
    background: var(--fv-red-dark);
    border-radius: 99rem;
}

.fv-rail-arrow {
    position: absolute;
    z-index: 3;
    top: 50%;
    display: grid;
    width: 4rem;
    height: 6rem;
    place-items: center;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.3rem;
    background: rgba(8, 10, 12, 0.91);
    color: var(--fv-paper);
    font-size: 2.2rem;
    cursor: pointer;
    transform: translateY(-58%);
    transition: border-color 150ms ease, background 150ms ease;
}

.fv-rail-arrow:hover,
.fv-rail-arrow:focus-visible {
    border-color: var(--fv-gold);
    background: var(--fv-panel-2);
}

.fv-rail-arrow--prev { left: 0; }
.fv-rail-arrow--next { right: 0; }

.fv-card,
.fv-index-card {
    appearance: none;
    width: 100%;
    border: 0;
    color: inherit;
    text-align: left;
    cursor: pointer;
}

.fv-card {
    position: relative;
    display: flex;
    min-height: 38rem;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.4rem;
    background: var(--fv-panel);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.32);
    scroll-snap-align: start;
    transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.fv-card:hover,
.fv-card:focus-visible {
    border-color: var(--fv-gold);
    box-shadow: 0 20px 46px rgba(0, 0, 0, 0.42);
    transform: translateY(-4px);
}

.fv-card-thumb {
    position: relative;
    height: 23rem;
    overflow: hidden;
    background: #24272a;
}

.fv-card-thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 52%, rgba(8, 10, 12, 0.88));
    pointer-events: none;
}

.fv-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    filter: saturate(0.72) contrast(1.05);
    transition: transform 260ms ease, filter 260ms ease;
}

.fv-card:hover .fv-card-thumb img,
.fv-card:focus-visible .fv-card-thumb img {
    filter: saturate(0.95) contrast(1.05);
    transform: scale(1.025);
}

.fv-card-exhibit {
    position: absolute;
    z-index: 2;
    top: 1rem;
    left: 1rem;
    padding: 0.55rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 0.2rem;
    background: rgba(8, 10, 12, 0.85);
    color: var(--fv-paper);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.fv-card-domain {
    position: absolute;
    z-index: 2;
    right: 1rem;
    bottom: 1rem;
    max-width: calc(100% - 2rem);
    overflow: hidden;
    color: rgba(255, 255, 255, 0.75);
    font-family: var(--fv-mono);
    font-size: 1rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fv-card-body {
    display: flex;
    min-height: 15rem;
    flex: 1;
    flex-direction: column;
    padding: 1.5rem;
}

.fv-card-provider {
    margin: 0 0 0.55rem;
    color: var(--fv-gold);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.065em;
    line-height: 1.35;
    text-transform: uppercase;
}

.fv-card-title {
    margin: 0;
    color: var(--fv-paper);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
}

.fv-card-tag {
    align-self: flex-start;
    margin-top: auto;
    padding-top: 1.4rem;
    color: var(--fv-muted);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    line-height: 1.3;
}

.fv-loading-card {
    min-height: 38rem;
    border: 1px solid var(--fv-line);
    border-radius: 0.4rem;
    background:
        linear-gradient(110deg, transparent 20%, rgba(255,255,255,.05) 40%, transparent 60%) 0 0 / 200% 100%,
        var(--fv-panel);
    animation: fv-shimmer 1.7s linear infinite;
}

@keyframes fv-shimmer {
    to { background-position: -200% 0; }
}

.fv-embed-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem 2rem;
    padding-top: 1.1rem;
    color: var(--fv-dim);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    letter-spacing: 0.055em;
    text-transform: uppercase;
}

.fv-vault-toolbar {
    display: grid;
    grid-template-columns: auto minmax(28rem, 1fr) auto;
    gap: 1.5rem;
    align-items: center;
    padding: 1.4rem;
    border: 1px solid var(--fv-line-strong);
    border-bottom: 0;
    background: rgba(15, 18, 21, 0.94);
}

.fv-vault-count {
    display: flex;
    align-items: baseline;
    gap: 0.9rem;
    font-family: var(--fv-mono);
    text-transform: uppercase;
}

.fv-vault-count-number {
    color: var(--fv-red);
    font-size: 2.8rem;
    font-weight: 900;
    line-height: 1;
}

.fv-vault-count span:last-child {
    color: var(--fv-muted);
    font-size: 1.05rem;
    letter-spacing: 0.08em;
}

.fv-search {
    position: relative;
    display: flex;
    min-width: 0;
    align-items: center;
}

.fv-search svg {
    position: absolute;
    left: 1.25rem;
    width: 1.8rem;
    height: 1.8rem;
    fill: none;
    stroke: var(--fv-muted);
    stroke-linecap: round;
    stroke-width: 1.8;
}

.fv-search input {
    width: 100%;
    min-height: 4.6rem;
    padding: 1rem 1.2rem 1rem 4.2rem;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.3rem;
    outline: none;
    background: var(--fv-black);
    color: var(--fv-paper);
    font-family: var(--fv-mono);
    font-size: 1.25rem;
}

.fv-search input::placeholder { color: #74797d; }
.fv-search input:focus { border-color: var(--fv-gold); }

.fv-view-position {
    min-width: 8.2rem;
    color: var(--fv-paper);
    font-family: var(--fv-mono);
    font-size: 1.4rem;
    font-weight: 800;
    text-align: right;
}

.fv-filter-row {
    display: flex;
    gap: 0.8rem;
    overflow-x: auto;
    padding: 1.2rem 1.4rem;
    border: 1px solid var(--fv-line-strong);
    border-top-color: var(--fv-line);
    background: rgba(8, 10, 12, 0.88);
    scrollbar-width: none;
}

.fv-filter-row::-webkit-scrollbar { display: none; }

.fv-filter-row button {
    flex: 0 0 auto;
    padding: 0.7rem 1rem;
    border: 1px solid var(--fv-line);
    border-radius: 99rem;
    background: transparent;
    color: var(--fv-muted);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
}

.fv-filter-row button:hover,
.fv-filter-row button:focus-visible,
.fv-filter-row button.is-active {
    border-color: var(--fv-red);
    background: rgba(226, 74, 56, 0.13);
    color: var(--fv-paper);
}

.fv-workbench {
    display: grid;
    min-height: 82rem;
    grid-template-columns: minmax(27rem, 0.29fr) minmax(0, 1fr);
    border: 1px solid var(--fv-line-strong);
    border-top: 0;
    box-shadow: var(--fv-shadow);
}

.fv-index-panel {
    min-width: 0;
    border-right: 1px solid var(--fv-line-strong);
    background: var(--fv-black-2);
}

.fv-index-head {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.5rem;
    border-bottom: 1px solid var(--fv-line);
    color: var(--fv-muted);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.fv-index-list {
    max-height: 87rem;
    overflow-y: auto;
    scrollbar-color: var(--fv-red-dark) rgba(255,255,255,.05);
    scrollbar-width: thin;
}

.fv-index-card {
    display: grid;
    grid-template-columns: 5rem minmax(0, 1fr);
    gap: 1rem;
    align-items: center;
    padding: 1.25rem;
    border-bottom: 1px solid var(--fv-line);
    background: transparent;
    transition: background 140ms ease, box-shadow 140ms ease;
}

.fv-index-card:hover,
.fv-index-card:focus-visible {
    background: rgba(255, 255, 255, 0.035);
}

.fv-index-card.is-active {
    background: rgba(226, 74, 56, 0.11);
    box-shadow: inset 0.35rem 0 var(--fv-red);
}

.fv-index-number {
    color: var(--fv-dim);
    font-family: var(--fv-mono);
    font-size: 1.5rem;
    font-weight: 900;
}

.fv-index-copy {
    min-width: 0;
}

.fv-index-copy strong,
.fv-index-copy span {
    display: block;
}

.fv-index-copy strong {
    overflow: hidden;
    color: var(--fv-paper);
    font-size: 1.42rem;
    line-height: 1.24;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fv-index-copy span {
    margin-top: 0.45rem;
    overflow: hidden;
    color: var(--fv-muted);
    font-family: var(--fv-mono);
    font-size: 0.98rem;
    line-height: 1.3;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fv-no-results {
    margin: 0;
    padding: 3rem 2rem;
    color: var(--fv-muted);
    text-align: center;
}

.fv-viewer-panel {
    display: flex;
    min-width: 0;
    flex-direction: column;
    background: #111418;
}

.fv-document-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 1.7rem;
    align-items: center;
    padding: 1.7rem 2rem;
    border-bottom: 1px solid var(--fv-line);
}

.fv-document-number {
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--fv-red);
    color: var(--fv-red);
    font-family: var(--fv-mono);
    font-size: 1.05rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    line-height: 1;
    white-space: nowrap;
}

.fv-document-title-block {
    min-width: 0;
}

.fv-document-title-block p {
    margin: 0 0 0.35rem;
    color: var(--fv-gold);
    font-family: var(--fv-mono);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.065em;
    line-height: 1.3;
    text-transform: uppercase;
}

.fv-document-title-block h2 {
    margin: 0;
    overflow: hidden;
    color: var(--fv-paper);
    font-size: clamp(1.8rem, 2vw, 2.6rem);
    line-height: 1.12;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fv-document-nav {
    display: flex;
    gap: 0.6rem;
}

.fv-document-nav button {
    display: grid;
    width: 4rem;
    height: 4rem;
    place-items: center;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.3rem;
    background: var(--fv-black);
    color: var(--fv-paper);
    font-size: 1.8rem;
    cursor: pointer;
}

.fv-document-nav button:hover,
.fv-document-nav button:focus-visible { border-color: var(--fv-gold); }

.fv-document-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    border-bottom: 1px solid var(--fv-line);
    background: rgba(255, 255, 255, 0.018);
}

.fv-document-meta span {
    padding: 0.85rem 1.4rem;
    border-right: 1px solid var(--fv-line);
    color: var(--fv-muted);
    font-family: var(--fv-mono);
    font-size: 1rem;
    letter-spacing: 0.025em;
}

.fv-pdf-stage {
    position: relative;
    min-height: 58rem;
    flex: 1;
    padding: 1.4rem;
    background: repeating-linear-gradient(45deg, #0b0d0f 0 10px, #0e1114 10px 20px);
}

.fv-page-stack,
.fv-dialog-pages {
    overflow: auto;
    overscroll-behavior: contain;
    scrollbar-color: var(--fv-red) #171a1d;
    scrollbar-width: thin;
    background: #303235;
}

.fv-page-stack {
    height: clamp(58rem, 72vh, 86rem);
    padding: 2rem;
    border: 1px solid var(--fv-line-strong);
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
}

.fv-page-loading {
    display: grid;
    min-height: 45rem;
    place-items: center;
    color: var(--fv-muted);
    font-family: var(--fv-mono);
    font-size: 1.2rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.fv-page-sheet {
    position: relative;
    width: min(100%, 112rem);
    margin: 0 auto 2rem;
    border: 1px solid rgba(255, 255, 255, 0.13);
    background: #fff;
    box-shadow: 0 1.2rem 3rem rgba(0, 0, 0, 0.38);
    scroll-margin-top: 1.6rem;
    scroll-snap-align: start;
}
.fv-page-sheet:last-child { margin-bottom: 0; }
.fv-page-sheet.is-cited { outline: 0.35rem solid var(--fv-red); outline-offset: 0.35rem; }
.fv-page-sheet img { display: block; width: 100%; height: auto; background: #fff; }

.fv-page-label,
.fv-cited-page-badge {
    position: absolute;
    z-index: 2;
    top: 0.8rem;
    padding: 0.55rem 0.7rem;
    color: #fff;
    font-family: var(--fv-mono);
    font-size: 0.95rem;
    font-weight: 900;
    letter-spacing: 0.05em;
    line-height: 1;
    text-transform: uppercase;
    box-shadow: 0 0.4rem 1.2rem rgba(0, 0, 0, 0.35);
}
.fv-page-label { left: 0.8rem; background: rgba(8, 10, 12, 0.88); }
.fv-cited-page-badge { right: 0.8rem; background: var(--fv-red); }

.fv-document-foot {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    align-items: center;
    padding: 1.8rem 2rem;
    border-top: 1px solid var(--fv-line);
}

.fv-document-foot blockquote {
    margin: 0;
    padding-left: 1.5rem;
    border-left: 0.35rem solid var(--fv-red);
    color: var(--fv-paper-2);
    font-size: 1.6rem;
    font-style: italic;
    line-height: 1.5;
}

.fv-document-actions {
    justify-content: flex-end;
    margin-top: 0;
}

.fv-disclaimer {
    margin-top: 2rem;
    padding: 1.8rem 2rem;
    border: 1px solid rgba(233, 184, 69, 0.36);
    background: rgba(233, 184, 69, 0.055);
    color: #c5c1b7;
    font-family: var(--fv-mono);
    font-size: 1.15rem;
    line-height: 1.6;
}

.fv-source-spine {
    margin-top: clamp(6rem, 9vw, 11rem);
}

.fv-source-spine-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(32rem, 0.68fr);
    gap: 3rem 7rem;
    align-items: end;
    margin-bottom: 3rem;
}

.fv-source-spine-header .fv-kicker {
    grid-column: 1 / -1;
    margin-bottom: -1.5rem;
}

.fv-source-spine-header > p:last-child {
    margin: 0;
}

.fv-source-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem;
}

.fv-source-category {
    border: 1px solid var(--fv-line-strong);
    background: rgba(15, 18, 21, 0.78);
}

.fv-source-category[open] {
    border-color: rgba(233, 184, 69, 0.42);
}

.fv-source-category summary {
    position: relative;
    padding: 2rem 5rem 2rem 2rem;
    list-style: none;
    cursor: pointer;
}

.fv-source-category summary::-webkit-details-marker { display: none; }

.fv-source-category summary::after {
    content: "+";
    position: absolute;
    top: 1.7rem;
    right: 2rem;
    color: var(--fv-red);
    font-family: var(--fv-mono);
    font-size: 2.6rem;
    line-height: 1;
}

.fv-source-category[open] summary::after { content: "−"; }

.fv-source-category h3 {
    margin: 0;
    color: var(--fv-paper);
    font-size: 2rem;
    line-height: 1.2;
}

.fv-source-category summary p {
    margin: 0.65rem 0 0;
    color: var(--fv-muted);
    font-size: 1.35rem;
    line-height: 1.45;
}

.fv-source-links {
    margin: 0;
    padding: 0 2rem 2rem;
    list-style: none;
}

.fv-source-links li {
    border-top: 1px solid var(--fv-line);
}

.fv-source-links a {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: center;
    padding: 1.15rem 0;
    color: #cbc6bb;
    font-size: 1.35rem;
    line-height: 1.35;
    text-decoration: none;
}

.fv-source-links a::after {
    content: "↗";
    color: var(--fv-gold);
    font-family: var(--fv-mono);
}

.fv-source-links a:hover,
.fv-source-links a:focus-visible { color: var(--fv-paper); }

.fv-source-loading,
.fv-noscript {
    padding: 2rem;
    border: 1px solid var(--fv-line);
    color: var(--fv-muted);
    font-family: var(--fv-mono);
}

.fv-page-content {
    color: var(--fv-ink);
}

.fv-page-content:empty {
    display: none;
}

/* Dialog used by the article embed. */
.fv-dialog {
    width: min(128rem, calc(100vw - 3rem));
    max-width: none;
    height: min(90vh, 92rem);
    max-height: none;
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.4rem;
    background: var(--fv-black-2);
    color: var(--fv-ink);
    box-shadow: 0 35px 120px rgba(0, 0, 0, 0.75);
}

.fv-dialog::backdrop {
    background: rgba(0, 0, 0, 0.84);
    backdrop-filter: blur(5px);
}

.fv-dialog-inner {
    display: grid;
    height: 100%;
    grid-template-rows: auto minmax(0, 1fr) auto;
}

.fv-dialog-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 1.4rem;
    align-items: center;
    padding: 1.3rem 1.5rem;
    border-bottom: 1px solid var(--fv-line-strong);
}

.fv-dialog-title {
    min-width: 0;
}

.fv-dialog-title span,
.fv-dialog-title strong {
    display: block;
}

.fv-dialog-title span {
    color: var(--fv-gold);
    font-family: var(--fv-mono);
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.fv-dialog-title strong {
    margin-top: 0.25rem;
    overflow: hidden;
    color: var(--fv-paper);
    font-size: 1.75rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fv-dialog-close,
.fv-dialog-nav button {
    display: grid;
    width: 4rem;
    height: 4rem;
    place-items: center;
    border: 1px solid var(--fv-line-strong);
    border-radius: 0.3rem;
    background: var(--fv-black);
    color: var(--fv-paper);
    cursor: pointer;
}

.fv-dialog-close {
    font-size: 2.2rem;
}

.fv-dialog-nav {
    display: flex;
    gap: 0.6rem;
}

.fv-dialog-nav button {
    font-size: 1.8rem;
}

.fv-dialog-pages {
    min-height: 0;
    padding: 1.5rem;
    border: 0;
}
.fv-dialog-pages .fv-page-sheet { width: min(100%, 100rem); }

.fv-dialog-foot {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    align-items: center;
    padding: 1.2rem 1.5rem;
    border-top: 1px solid var(--fv-line-strong);
}

.fv-dialog-foot p {
    margin: 0;
    overflow: hidden;
    color: var(--fv-muted);
    font-size: 1.3rem;
    line-height: 1.35;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fv-dialog-actions {
    display: flex;
    gap: 0.8rem;
}

.fv-error {
    padding: 2rem;
    border: 1px solid var(--fv-red);
    background: rgba(226, 74, 56, 0.08);
    color: var(--fv-paper);
    font-family: var(--fv-mono);
}

@media (max-width: 1100px) {
    .fv-page-hero-inner {
        grid-template-columns: 1fr;
    }

    .fv-workbench {
        grid-template-columns: minmax(24rem, 0.34fr) minmax(0, 1fr);
    }

    .fv-document-foot {
        grid-template-columns: 1fr;
    }

    .fv-document-actions {
        justify-content: flex-start;
    }

    .fv-source-spine-header {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .fv-source-spine-header .fv-kicker {
        margin-bottom: 0;
    }
}

@media (max-width: 820px) {
    .fv-shell-inner,
    .fv-shell--embed .fv-shell-inner {
        width: min(calc(100% - 2.4rem), var(--fv-content-max));
    }

    .fv-page-hero-inner {
        gap: 4rem;
    }

    .fv-page-hero h1 {
        font-size: clamp(4.8rem, 16vw, 8rem);
    }

    .fv-embed-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .fv-embed-header .fv-button {
        width: 100%;
    }

    .fv-rail {
        grid-auto-columns: min(79vw, 30rem);
        padding-inline: 0;
        scroll-padding-inline: 0;
    }

    .fv-rail-arrow { display: none; }

    .fv-vault-toolbar {
        grid-template-columns: 1fr auto;
    }

    .fv-search {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .fv-workbench {
        display: block;
        min-height: 0;
    }

    .fv-index-panel {
        border-right: 0;
        border-bottom: 1px solid var(--fv-line-strong);
    }

    .fv-index-list {
        display: grid;
        max-height: none;
        grid-auto-columns: min(75vw, 31rem);
        grid-auto-flow: column;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
    }

    .fv-index-card {
        min-height: 9rem;
        border-right: 1px solid var(--fv-line);
        border-bottom: 0;
        scroll-snap-align: start;
    }

    .fv-index-card.is-active {
        box-shadow: inset 0 -0.35rem var(--fv-red);
    }

    .fv-document-head {
        grid-template-columns: auto minmax(0, 1fr);
    }

    .fv-document-nav {
        grid-column: 1 / -1;
    }

    .fv-document-title-block h2 {
        white-space: normal;
    }

    .fv-pdf-stage {
        min-height: 0;
        padding: 0.8rem;
    }
    .fv-page-stack {
        height: 68vh;
        padding: 1rem;
    }

    .fv-source-grid {
        grid-template-columns: 1fr;
    }

    .fv-dialog {
        width: calc(100vw - 1.2rem);
        height: calc(100dvh - 1.2rem);
    }

    .fv-dialog-head {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .fv-dialog-nav {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .fv-dialog-foot {
        grid-template-columns: 1fr;
    }

    .fv-dialog-foot p {
        white-space: normal;
    }

    .fv-dialog-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 560px) {
    .fv-page-hero {
        padding-block: 4.5rem;
    }

    .fv-shell--full {
        padding-block: 2.5rem 6rem;
    }

    .fv-vault-toolbar {
        padding: 1rem;
    }

    .fv-vault-count span:last-child { display: none; }

    .fv-filter-row {
        margin-inline: -1.2rem;
        padding-inline: 1.2rem;
        border-inline: 0;
    }

    .fv-workbench {
        margin-inline: -1.2rem;
        border-inline: 0;
    }

    .fv-document-head {
        padding: 1.2rem;
    }

    .fv-document-meta span {
        width: 100%;
        border-right: 0;
        border-bottom: 1px solid var(--fv-line);
    }

    .fv-pdf-stage {
        padding: 0.6rem;
    }

    .fv-document-foot {
        padding: 1.4rem 1.2rem;
    }

    .fv-document-actions {
        display: grid;
        grid-template-columns: 1fr;
        width: 100%;
    }

    .fv-document-actions .fv-button { width: 100%; }

    .fv-source-category summary {
        padding: 1.6rem 4.5rem 1.6rem 1.4rem;
    }

    .fv-source-links {
        padding: 0 1.4rem 1.4rem;
    }

    .fv-dialog-actions {
        grid-template-columns: 1fr;
    }
}