/*
 * graph.css — Sistema de diseño del grafo de fricción
 * Contra-Archivo · Epistemological Interface
 *
 * Tokens base heredados de styles.css:
 *   --color-bg, --color-surface, --color-border,
 *   --color-accent, --color-text, --font-mono, --font-serif
 *
 * Tokens propios del sistema de grafo:
 *   --ca-color-etica:        #c8a96e  (dorado — testimonio)
 *   --ca-color-institucional:#4a7fa5  (azul   — registro)
 *   --ca-color-material:     #7a9e6e  (verde   — territorio)
 *   --ca-friction-low:       #4a7fa5
 *   --ca-friction-mid:       #9e7a40
 *   --ca-friction-high:      #c8a96e
 *   --ca-friction-critical:  #e8c47a
 */


/* ══════════════════════════════════════════════════════
   TOKENS LOCALES
══════════════════════════════════════════════════════ */

:root {
    --ca-color-etica: #c8a96e;
    --ca-color-institucional: #4a7fa5;
    --ca-color-material: #7a9e6e;
    --ca-friction-low: #4a7fa5;
    --ca-friction-mid: #b8922e;
    --ca-friction-high: #c8a96e;
    --ca-friction-critical: #e8c47a;
    --ca-panel-width: 420px;
    --ca-panel-mobile-height: 60vh;
    --ca-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    /* Tokens base: fallback para páginas que no cargan styles.css */
    --color-bg: #0d0d0d;
    --color-surface: #1a1a1a;
    --color-border: #2e2e2e;
    --color-accent: #c8a96e;
    --color-accent-dim: #7a6340;
    --color-accent-subtle: rgba(200, 169, 110, 0.04);
    --color-text: #e8e0d0;
    --color-text-muted: #9e9484;
    --font-mono: 'Courier New', monospace;
    --font-serif: 'Georgia', 'Times New Roman', serif;
}


/* ══════════════════════════════════════════════════════
   MODO GRAFO — CONTENEDOR PRINCIPAL
══════════════════════════════════════════════════════ */

#graph-mode-section {
    display: none;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    background: var(--color-bg);
}

#graph-mode-section.ca-active {
    display: flex;
}


/* ── Toggle entre modos ── */

.ca-mode-toggle {
    position: fixed;
    top: calc(2px + 2.5rem + 0.75rem);
    /* debajo del nav sticky */
    right: 1rem;
    z-index: 400;
    display: flex;
    gap: 2px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    padding: 2px;
    border-radius: 4px;
}

.ca-mode-btn {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    background: transparent;
    border: none;
    padding: 0.4rem 0.8rem;
    cursor: pointer;
    border-radius: 2px;
    transition: background var(--ca-transition), color var(--ca-transition);
}

.ca-mode-btn.active {
    background: var(--color-accent-dim);
    color: var(--color-accent);
}

.ca-mode-btn:hover:not(.active) {
    color: var(--color-text);
}


/* ══════════════════════════════════════════════════════
   TOOLBAR DEL GRAFO
══════════════════════════════════════════════════════ */

.ca-toolbar {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg);
    flex-shrink: 0;
}

.ca-toolbar__row {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.ca-toolbar__row--field {
    padding-top: 0.5rem;
    border-top: 1px solid var(--color-border);
}

.ca-toolbar__row--field .ca-field-controls {
    width: 100%;
}

.ca-toolbar__group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.ca-toolbar__label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    white-space: nowrap;
}


/* Filtros de capa */

.ca-layer-filter {
    display: flex;
    gap: 2px;
}

.ca-layer-btn {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-muted);
    min-height: var(--touch-min, 44px);
    padding: 10px 14px;
    cursor: pointer;
    transition: all var(--ca-transition);
    white-space: nowrap;
    border-radius: 4px;
}

.ca-layer-btn:hover {
    color: var(--color-text);
}

.ca-layer-btn:focus-visible,
.ca-friction-btn:focus-visible,
.ca-field-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.ca-layer-btn[data-layer="etica"].active {
    border-color: var(--ca-color-etica);
    color: var(--ca-color-etica);
    background: rgba(200, 169, 110, 0.08);
}

.ca-layer-btn[data-layer="institucional"].active {
    border-color: var(--ca-color-institucional);
    color: var(--ca-color-institucional);
    background: rgba(74, 127, 165, 0.08);
}

.ca-layer-btn[data-layer="material"].active {
    border-color: var(--ca-color-material);
    color: var(--ca-color-material);
    background: rgba(122, 158, 110, 0.08);
}

.ca-layer-btn[data-layer="all"].active {
    border-color: var(--color-accent);
    color: var(--color-accent);
}


/* Filtros de fricción */

.ca-friction-filter {
    display: flex;
    gap: 2px;
}

.ca-friction-btn {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-muted);
    min-height: var(--touch-min, 44px);
    padding: 10px 14px;
    cursor: pointer;
    transition: all var(--ca-transition);
    border-radius: 4px;
}

.ca-friction-btn:hover {
    color: var(--color-text);
}

.ca-friction-btn.active {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-subtle);
}


/* ── Separador ── */

.ca-toolbar__sep {
    width: 1px;
    height: 24px;
    background: var(--color-border);
}


/* ── Leyenda de intensidad ── */

.ca-intensity-legend {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.ca-intensity-legend__bar {
    width: 80px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(to right, var(--ca-friction-low), var(--ca-friction-mid), var(--ca-friction-high), var(--ca-friction-critical));
}

.ca-intensity-legend__label {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--color-text-muted);
}


/* ══════════════════════════════════════════════════════
   ÁREA DEL GRAFO
══════════════════════════════════════════════════════ */

.ca-graph-area {
    display: flex;
    flex: 1;
    overflow: hidden;
    position: relative;
}

.ca-graph-canvas {
    flex: 1;
    position: relative;
    overflow: hidden;
}


/* ── Canvas del campo de fuerzas (detrás del SVG) ── */

.friction-field-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.friction-graph-svg {
    position: relative;
    z-index: 1;
    display: block;
    width: 100%;
    height: 100%;
    cursor: grab;
}

.friction-graph-svg:active {
    cursor: grabbing;
}


/* ── SVG: Links ── */

.ca-link {
    stroke: var(--color-border);
    stroke-opacity: 0.6;
    transition: stroke 0.2s, stroke-opacity 0.2s;
}

.ca-link--active {
    stroke: var(--color-accent-dim);
    stroke-opacity: 0.9;
}

.ca-link--dimmed {
    stroke-opacity: 0.15;
}


/* ── SVG: Nodos ── */

.ca-node {
    cursor: pointer;
    transition: opacity 0.2s;
}

.ca-node:focus-visible {
    outline: none;
    /* manejado por el anillo de tipo */
}

.ca-node:focus-visible .ca-hitbox {
    stroke: var(--color-accent);
    stroke-width: 2;
    fill: rgba(200, 169, 110, 0.05);
}

.ca-node--hovered {
    filter: brightness(1.15);
}

.ca-node--selected .ca-friction-center {
    stroke: var(--color-accent);
    stroke-width: 2;
}

.ca-node--dimmed {
    opacity: 0.2;
    pointer-events: none;
}

.ca-layer-circle {
    transition: opacity var(--ca-transition);
}

.ca-friction-center {
    transition: r 0.3s ease;
}


/* ── SVG: Labels ── */

.ca-label text {
    fill: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.05em;
    pointer-events: none;
    user-select: none;
    transition: opacity 0.2s;
}

.ca-node--selected+.ca-label text,
.ca-node--hovered+.ca-label text {
    fill: var(--color-accent);
}

.ca-node--dimmed+.ca-label text {
    opacity: 0.15;
}


/* ══════════════════════════════════════════════════════
   PREVIEW (HOVER)
══════════════════════════════════════════════════════ */

.ca-preview {
    position: absolute;
    top: 1rem;
    left: 1rem;
    max-width: 280px;
    background: rgba(26, 26, 26, 0.96);
    border: 1px solid var(--color-border);
    border-top: 2px solid var(--color-accent-dim);
    padding: 1rem;
    pointer-events: none;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity var(--ca-transition), transform var(--ca-transition);
    z-index: 100;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.ca-preview--visible {
    opacity: 1;
    transform: translateY(0);
}

.ca-preview__header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
}

.ca-preview__titulo {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text);
    line-height: 1.3;
}

.ca-preview__anio {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--color-text-muted);
    flex-shrink: 0;
    margin-left: 0.5rem;
}

.ca-preview__friction {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
}

.ca-preview__friction-bar {
    flex: 1;
    height: 3px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.ca-preview__friction-fill {
    height: 100%;
    background: linear-gradient(to right, var(--ca-friction-mid), var(--ca-friction-critical));
    border-radius: 2px;
    transition: width 0.3s ease;
}

.ca-preview__friction-label {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--color-accent);
    white-space: nowrap;
}

.ca-preview__tipo {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
    line-height: 1.3;
}

.ca-preview__tension {
    font-family: var(--font-serif);
    font-size: 0.75rem;
    font-style: italic;
    color: var(--color-text);
    line-height: 1.5;
    margin-bottom: 0.6rem;
    padding-left: 0.5rem;
    border-left: 2px solid var(--color-accent-dim);
}

.ca-preview__layers {
    display: flex;
    gap: 4px;
    margin-bottom: 0.5rem;
}

.ca-preview__layer-chip {
    display: flex;
    align-items: center;
    gap: 3px;
    border: 1px solid;
    padding: 2px 6px;
    border-radius: 2px;
    font-family: var(--font-mono);
    font-size: 0.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    flex: 1;
}

.ca-preview__layer-icon {
    font-size: 0.7rem;
    flex-shrink: 0;
}

.ca-preview__hint {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--color-text-muted);
    text-align: right;
    letter-spacing: 0.05em;
    margin: 0;
}


/* ── Preview: Link tooltip ── */

.ca-preview__link-nodes {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.5rem;
}

.ca-preview__link-node {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.05em;
    color: var(--color-text);
    line-height: 1.3;
    flex: 1;
}

.ca-preview__link-arrow {
    color: var(--color-accent-dim);
    font-size: 0.8rem;
    flex-shrink: 0;
}

.ca-preview__link-shared {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.ca-preview__link-tag {
    font-family: var(--font-mono);
    font-size: 0.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 2px 5px;
    border-radius: 2px;
}


/* ══════════════════════════════════════════════════════
   PANEL DE DETALLE
══════════════════════════════════════════════════════ */

.ca-panel {
    width: var(--ca-panel-width);
    flex-shrink: 0;
    background: var(--color-surface);
    border-left: 1px solid var(--color-border);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.3s ease, visibility 0s 0.3s;
}

.ca-panel--open {
    visibility: visible;
    transform: translateX(0);
    opacity: 1;
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.3s ease, visibility 0s 0s;
}

.ca-panel__header {
    padding: 1.5rem 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1rem;
    position: relative;
}

.ca-panel__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--ca-transition), border-color var(--ca-transition);
}

.ca-panel__close:hover {
    color: var(--color-text);
    border-color: var(--color-accent-dim);
}

.ca-panel__meta {
    margin-bottom: 0.5rem;
}

.ca-panel__label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.ca-panel__titulo {
    font-size: 1rem;
    font-weight: normal;
    letter-spacing: 0.02em;
    color: var(--color-text);
    line-height: 1.4;
    margin-bottom: 1rem;
    padding-right: 2rem;
}


/* Barra de fricción */

.ca-panel__friction-block {
    margin-bottom: 1rem;
}

.ca-panel__friction-bar {
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.4rem;
}

.ca-panel__friction-fill {
    height: 100%;
    background: linear-gradient(to right, var(--ca-friction-mid), var(--ca-friction-critical));
    border-radius: 2px;
}

.ca-panel__friction-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.ca-panel__friction-pct {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--color-accent);
    font-weight: bold;
}

.ca-panel__friction-tipo {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    text-align: right;
    max-width: 60%;
}

.ca-panel__friction-subtipo {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--color-text-muted);
    margin-top: 0.2rem;
}


/* Blockquote de tensión central */

.ca-panel__tension {
    background: rgba(200, 169, 110, 0.05);
    border-left: 3px solid var(--color-accent-dim);
    padding: 0.75rem 1rem;
    margin: 0 0 1rem;
    border-radius: 0 4px 4px 0;
}

.ca-panel__tension p {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 0.85rem;
    color: var(--color-text);
    margin: 0 0 0.3rem;
    max-width: none;
}

.ca-panel__tension cite {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--color-accent-dim);
    font-style: normal;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}


/* Tags */

.ca-panel__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 0;
}

.ca-panel__tag {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 2px 6px;
    border-radius: 2px;
}


/* ── Tabs de capa ── */

.ca-panel__layer-nav {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.ca-panel__layer-nav::-webkit-scrollbar {
    display: none;
}

.ca-panel__tab {
    flex-shrink: 0;
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.6rem 1rem;
    cursor: pointer;
    transition: color var(--ca-transition), border-color var(--ca-transition);
    white-space: nowrap;
}

.ca-panel__tab:hover {
    color: var(--color-text);
}

.ca-panel__tab--active {
    color: var(--tab-color, var(--color-accent));
    border-bottom-color: var(--tab-color, var(--color-accent));
}


/* ── Capas ── */

.ca-panel__layers-body {
    background: var(--color-bg);
}

.ca-panel__layer {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    border-left: 3px solid var(--layer-color, var(--color-border));
}

.ca-panel__layer[hidden] {
    display: none;
}

.ca-panel__layer-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.ca-panel__layer-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.ca-panel__layer-title {
    font-size: 0.85rem;
    font-weight: bold;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin: 0 0 0.1rem;
}

.ca-panel__layer-sublabel {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    margin: 0;
}

.ca-panel__layer-nombre {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 0 0 0.6rem;
}

.ca-panel__layer-desc {
    font-family: var(--font-serif);
    font-size: 0.82rem;
    line-height: 1.7;
    color: var(--color-text);
    margin: 0 0 0.75rem;
    max-width: none;
}

.ca-panel__voces-title,
.ca-panel__docs-title {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin: 0 0 0.4rem;
}

.ca-panel__voces-list,
.ca-panel__docs-list {
    list-style: none;
    padding: 0;
    margin: 0 0 0.75rem;
}

.ca-panel__voces-list li,
.ca-panel__docs-list li {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--color-text-muted);
    padding: 0.3rem 0;
    border-bottom: 1px solid var(--color-border);
    line-height: 1.5;
}

.ca-panel__voces-list li::before {
    content: '″ ';
    color: var(--ca-color-etica);
}

.ca-panel__docs-list li::before {
    content: '→ ';
    color: var(--color-text-muted);
}

.ca-panel__keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 0.5rem;
}

.ca-panel__keyword {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.08em;
    border: 1px solid;
    padding: 2px 6px;
    border-radius: 2px;
    opacity: 0.8;
}


/* ── Zona de fricción ── */

.ca-panel__friction-detail {
    padding: 1.25rem 1.5rem;
    background: rgba(200, 169, 110, 0.03);
    border-top: 1px solid var(--color-border);
}

.ca-panel__friction-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.ca-panel__friction-icon {
    font-size: 1rem;
}

.ca-panel__friction-header h3 {
    font-size: 0.75rem;
    font-weight: bold;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text);
    margin: 0;
    flex: 1;
}

.ca-panel__estado {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 2px;
    border: 1px solid;
}

.ca-panel__estado--abierta {
    color: var(--ca-friction-critical);
    border-color: var(--ca-friction-critical);
    background: rgba(232, 196, 122, 0.06);
}

.ca-panel__marcadores {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0;
}

.ca-panel__audit {
    margin: 0.9rem 0 1rem;
    padding: 0.85rem;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.02);
}

.ca-panel__audit-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.ca-panel__audit-kicker,
.ca-panel__audit-label,
.ca-panel__audit-pair-bars,
.ca-panel__audit-note,
.ca-panel__audit-pair-empty {
    font-family: var(--font-mono);
}

.ca-panel__audit-kicker {
    display: block;
    font-size: 0.55rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.2rem;
}

.ca-panel__audit-source,
.ca-panel__audit-summary {
    margin: 0;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.ca-panel__audit-score {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--ca-friction-critical);
}

.ca-panel__audit-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.ca-panel__audit-metric {
    padding: 0.55rem;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.02);
}

.ca-panel__audit-label {
    display: block;
    font-size: 0.5rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.3rem;
}

.ca-panel__audit-metric strong {
    font-size: 0.82rem;
    color: var(--color-text);
}

.ca-panel__audit-note {
    margin: 0.65rem 0 0;
    padding: 0.55rem 0.65rem;
    font-size: 0.58rem;
    line-height: 1.5;
    color: var(--ca-friction-critical);
    border-left: 2px solid var(--ca-friction-critical);
    background: rgba(200, 95, 74, 0.08);
}

.ca-panel__audit-pairs {
    display: grid;
    gap: 0.55rem;
    margin-top: 0.75rem;
}

.ca-panel__audit-pair {
    padding: 0.65rem;
    border: 1px solid var(--color-border);
    background: rgba(0, 0, 0, 0.12);
}

.ca-panel__audit-pair-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.ca-panel__audit-pair-label {
    font-size: 0.72rem;
    color: var(--color-text);
}

.ca-panel__audit-pair-score {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--color-accent);
}

.ca-panel__audit-pair-bars {
    display: flex;
    gap: 0.65rem;
    flex-wrap: wrap;
    font-size: 0.52rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.ca-panel__audit-pair-markers {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.5rem;
}

.ca-panel__audit-pill {
    font-family: var(--font-mono);
    font-size: 0.52rem;
    letter-spacing: 0.05em;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    padding: 0.2rem 0.35rem;
    background: rgba(200, 169, 110, 0.06);
}

.ca-panel__audit-pair-empty {
    margin-top: 0.45rem;
    font-size: 0.56rem;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.ca-panel__marcador {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--color-text-muted);
    padding: 0.25rem 0;
    border-bottom: 1px solid var(--color-border);
}

.ca-panel__marcador::before {
    content: '⟷ ';
    color: var(--color-accent-dim);
}

.ca-panel__no-conclusion {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-accent-dim);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    color: var(--color-text-muted);
    letter-spacing: 0.04em;
    line-height: 1.5;
    background: var(--color-surface);
}

@media (max-width: 640px) {
    .ca-panel__audit-metrics {
        grid-template-columns: 1fr;
    }
}

.ca-panel__nc-icon {
    font-size: 1.2rem;
    color: var(--color-accent-dim);
    flex-shrink: 0;
}


/* ══════════════════════════════════════════════════════
   LEYENDA DEL GRAFO
══════════════════════════════════════════════════════ */

.ca-legend {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: rgba(26, 26, 26, 0.92);
    border: 1px solid var(--color-border);
    padding: 0.75rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.58rem;
    letter-spacing: 0.08em;
    z-index: 100;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.ca-legend__title {
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    display: block;
}

.ca-legend__item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.ca-legend__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.ca-legend__line {
    width: 20px;
    height: 2px;
    flex-shrink: 0;
}


/* ══════════════════════════════════════════════════════
   ESTADO VACÍO / CARGANDO
══════════════════════════════════════════════════════ */

.ca-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-align: center;
    gap: 1rem;
}

.ca-empty-state__icon {
    font-size: 2rem;
    opacity: 0.3;
}


/* ══════════════════════════════════════════════════════
   RESPONSIVE MOBILE ≤ 768px
══════════════════════════════════════════════════════ */

@media (max-width: 768px) {
     :root {
        --ca-panel-width: 100%;
    }
    .ca-toolbar {
        padding: 0.75rem 1rem;
        gap: 0.65rem;
    }
    .ca-toolbar__row {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }
    .ca-toolbar__row--field {
        padding-top: 0.65rem;
    }
    .ca-toolbar__group {
        width: 100%;
        flex-wrap: wrap;
        align-items: flex-start;
        gap: 0.4rem;
    }
    .ca-toolbar__label {
        flex: 0 0 100%;
    }
    .ca-layer-filter,
    .ca-friction-filter,
    .ca-field-filter {
        flex: 1 1 100%;
        flex-wrap: wrap;
        gap: 6px;
    }
    .ca-toolbar__sep {
        display: none;
    }
    .ca-intensity-legend {
        display: none;
    }
    .ca-graph-area {
        flex-direction: column;
    }
    .ca-panel {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: var(--ca-panel-mobile-height);
        border-left: none;
        border-top: 1px solid var(--color-accent-dim);
        border-radius: 16px 16px 0 0;
        transform: translateY(100%);
        z-index: 500;
    }
    .ca-panel--open {
        transform: translateY(0);
    }
    .ca-mode-toggle {
        top: auto;
        bottom: calc(64px + env(safe-area-inset-bottom, 0px) + 0.75rem);
        right: 0.75rem;
    }
    .ca-preview {
        max-width: calc(100vw - 2rem);
        left: 1rem;
        right: 1rem;
        top: auto;
        bottom: 0.5rem;
    }
    .ca-legend {
        bottom: auto;
        top: 0.5rem;
        left: 0.5rem;
        right: auto;
        padding: 0.4rem 0.6rem;
        font-size: 0.5rem;
        flex-direction: row;
        display: flex;
        gap: 0.5rem;
        align-items: center;
    }
    .ca-legend__title {
        margin-bottom: 0;
        margin-right: 0.25rem;
    }
    .ca-legend__item {
        margin-bottom: 0;
        gap: 0.25rem;
    }
    .ca-legend__item:last-child {
        display: none;
    }
    .ca-legend__dot {
        width: 8px;
        height: 8px;
    }
    /* Bottom sheet handle for mobile panel */
    .ca-panel--open::before {
        content: '';
        display: block;
        width: 36px;
        height: 4px;
        background: var(--color-text-muted);
        border-radius: 2px;
        margin: 0.5rem auto 0;
        opacity: 0.55;
    }
}


/* ══════════════════════════════════════════════════════
   HIGH CONTRAST
══════════════════════════════════════════════════════ */

.high-contrast .ca-toolbar,
.high-contrast .ca-panel,
.high-contrast .ca-preview,
.high-contrast .ca-legend {
    background: #000;
    border-color: #fff;
}

.high-contrast .ca-layer-btn.active,
.high-contrast .ca-friction-btn.active {
    color: #fff;
    border-color: #fff;
    background: #333;
}

.high-contrast .ca-link {
    stroke: #666;
}

.high-contrast .ca-link--active {
    stroke: #fff;
}


/* ══════════════════════════════════════════════════════
   REDUCED MOTION
══════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
    .ca-panel,
    .ca-preview,
    .ca-layer-circle,
    .ca-link,
    .sf-hud-dock,
    .sf-hud {
        transition: none !important;
    }
    .friction-field-canvas {
        display: none !important;
    }
    .social-field-canvas {
        animation: none !important;
    }
    .sf-status--collapse,
    .sf-badge-chaos {
        animation: none !important;
    }
}


/* ══════════════════════════════════════════════════════
   CONTROLES DE CAMPO DE FUERZAS
══════════════════════════════════════════════════════ */

.ca-field-controls {
    display: flex;
    gap: 2px;
}

.ca-field-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.ca-field-btn {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.06em;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-muted);
    min-height: var(--touch-min, 44px);
    padding: 10px 14px;
    cursor: pointer;
    transition: all var(--ca-transition);
    white-space: nowrap;
    border-radius: 4px;
}

.ca-field-btn:hover {
    color: var(--color-text);
}

.ca-field-btn.active {
    border-color: var(--ca-friction-high);
    color: var(--ca-friction-high);
    background: rgba(200, 169, 110, 0.08);
}

.ca-field-btn:not(.active) {
    opacity: 0.5;
}

/* ══════════════════════════════════════════════════════════════════════════
   BLACK-SCHOLES — Panel de valoración epistémica
   ∂V/∂t + rS·∂V/∂S + ½σ²S²·∂²V/∂S² − rV = 0
══════════════════════════════════════════════════════════════════════════ */

.ca-panel__bs {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid rgba(200, 169, 110, 0.25);
    background: rgba(200, 169, 110, 0.02);
}

.ca-panel__bs-head {
    margin-bottom: 1rem;
}

.ca-panel__bs-title-row {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.6rem;
}

.ca-panel__bs-icon {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    color: var(--ca-friction-high);
    opacity: 0.7;
    line-height: 1;
    padding-top: 0.1rem;
}

.ca-panel__bs-kicker {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.15rem;
}

.ca-panel__bs-heading {
    font-size: 0.78rem;
    font-weight: bold;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ca-friction-high);
    margin: 0;
}

.ca-panel__bs-desc {
    font-size: 0.68rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin: 0;
}

/* Bloque principal: probabilidad + moneyness */
.ca-panel__bs-main {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.ca-panel__bs-prob-block {
    flex: 1;
}

.ca-panel__bs-prob-bar-wrap {
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.ca-panel__bs-prob-bar {
    height: 100%;
    background: linear-gradient(to right, var(--ca-friction-low), var(--ca-friction-high));
    border-radius: 2px;
    transition: width 0.4s ease;
}

.ca-panel__bs-prob-label {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
}

.ca-panel__bs-prob-pct {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--ca-friction-high);
}

.ca-panel__bs-prob-text {
    font-size: 0.62rem;
    color: var(--color-text-muted);
}

.ca-panel__bs-prob-text em {
    font-style: normal;
    font-family: var(--font-mono);
    color: var(--ca-friction-high);
    opacity: 0.7;
}

/* Moneyness badge */
.ca-panel__bs-moneyness {
    text-align: center;
    padding: 0.4rem 0.6rem;
    border-radius: 3px;
    border: 1px solid;
    min-width: 5rem;
}

.ca-panel__bs-moneyness--itm {
    border-color: rgba(122, 158, 110, 0.5);
    background: rgba(122, 158, 110, 0.06);
    color: #7a9e6e;
}

.ca-panel__bs-moneyness--otm {
    border-color: rgba(74, 127, 165, 0.4);
    background: rgba(74, 127, 165, 0.05);
    color: #4a7fa5;
}

.ca-panel__bs-money-val {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: bold;
}

.ca-panel__bs-money-label {
    font-size: 0.55rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.8;
}

/* Parámetros del modelo */
.ca-panel__bs-params {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.35rem 0.75rem;
    margin-bottom: 1rem;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.015);
}

.ca-panel__bs-param {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    font-size: 0.65rem;
}

.ca-panel__bs-param-sym {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: bold;
    color: var(--ca-friction-high);
    opacity: 0.85;
    min-width: 0.9rem;
}

.ca-panel__bs-param-name {
    color: var(--color-text-muted);
    flex: 1;
}

.ca-panel__bs-param strong {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text);
}

/* Letras griegas */
.ca-panel__bs-greeks {
    margin-bottom: 0.75rem;
}

.ca-panel__bs-greeks-title {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 0 0 0.5rem;
}

.ca-panel__bs-greek-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.5rem;
}

@media (max-width: 480px) {
    .ca-panel__bs-greek-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.ca-panel__bs-greek {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.4rem;
    border: 1px solid var(--color-border);
    text-align: center;
}

.ca-panel__bs-greek-sym {
    font-family: Georgia, serif;
    font-size: 1rem;
    color: var(--ca-friction-high);
    opacity: 0.8;
    line-height: 1.2;
}

.ca-panel__bs-greek-val {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--color-text);
    margin: 0.1rem 0;
}

.ca-panel__bs-greek-desc {
    font-size: 0.52rem;
    color: var(--color-text-muted);
    line-height: 1.3;
}

/* Descomposición del valor */
.ca-panel__bs-decomp {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.ca-panel__bs-decomp-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--color-border);
    font-size: 0.62rem;
}

.ca-panel__bs-decomp-item span:first-child {
    color: var(--color-text-muted);
    margin-bottom: 0.15rem;
}

.ca-panel__bs-decomp-item span:last-child {
    font-family: var(--font-mono);
    color: var(--color-text);
}

/* Ecuación al pie */
.ca-panel__bs-note {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--color-text-muted);
    opacity: 0.5;
    text-align: center;
    margin: 0;
    letter-spacing: 0.03em;
    border-top: 1px solid var(--color-border);
    padding-top: 0.6rem;
}


/* ══════════════════════════════════════════════════════
   CAMPO DE ENTROPÍA SOCIAL (SocialField) — canvas + HUD
   Portado desde contra-archivo.css para el grafo v2.
══════════════════════════════════════════════════════ */

/* Canvas térmico sobre el SVG (decorativo, no captura eventos) */
.social-field-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

/* Panel de métricas termodinámicas (HUD) */
.sf-hud-dock {
    position: absolute;
    left: 0.5rem;
    right: 0.5rem;
    bottom: 0.5rem;
    z-index: 4;
    pointer-events: none;
}

.sf-hud-dock__toggle {
    display: none;
}

.sf-hud {
    position: relative;
    left: auto;
    bottom: auto;
    z-index: 4;
    max-width: 100%;
    padding: 0.6rem 0.85rem;
    background: rgba(10, 12, 14, 0.78);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(200, 169, 110, 0.18);
    border-radius: 6px;
    pointer-events: none;
}

.sf-hud:empty {
    display: none;
}

.sf-metrics {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.sf-metrics--enhanced {
    gap: 16px;
    align-items: flex-start;
}

.sf-metric {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 90px;
}

.sf-metric--entropy {
    flex: 1;
    min-width: 160px;
}

.sf-label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(200, 169, 110, 0.5);
}

.sf-value {
    font-family: var(--font-mono), "SF Mono", "Fira Code", monospace;
    font-size: 18px;
    color: rgba(200, 169, 110, 0.9);
}

.sf-sub {
    font-size: 10px;
    color: rgba(200, 169, 110, 0.35);
}

.sf-spark {
    margin-top: 4px;
}

.sf-phase {
    display: inline-block;
    font-size: 8px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 2px 6px;
    border-radius: 3px;
    margin-top: 2px;
    background: rgba(200, 169, 110, 0.08);
    color: rgba(200, 169, 110, 0.6);
    border: 1px solid rgba(200, 169, 110, 0.12);
}

.sf-bar {
    width: 100%;
    height: 4px;
    background: rgba(200, 169, 110, 0.08);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 4px;
}

.sf-bar__fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.6s ease, background 0.6s ease;
}

.sf-metric--logistic {
    min-width: 140px;
}

.sf-metric--logistic .sf-label {
    font-size: 9px;
    letter-spacing: 0.08em;
}

.sf-formula {
    font-family: var(--font-mono), "SF Mono", "Fira Code", monospace;
    font-size: 11px;
    line-height: 1.4;
    color: rgba(200, 169, 110, 0.55);
    margin-top: 2px;
    word-break: break-word;
}

.sf-status--stable {
    color: rgba(120, 180, 200, 0.8);
}

.sf-status--degraded {
    color: rgba(200, 169, 110, 0.9);
}

.sf-status--critical {
    color: rgba(200, 100, 60, 0.9);
}

.sf-status--collapse {
    color: rgba(180, 50, 40, 0.95);
    animation: sf-pulse 1.2s ease-in-out infinite;
}

@keyframes sf-pulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Desktop — panel lateral colapsable */
@media (min-width: 769px) {
    .sf-hud-dock {
        left: 0;
        right: auto;
        top: 0;
        bottom: 0;
        width: 248px;
        display: flex;
        flex-direction: row;
        align-items: stretch;
        pointer-events: auto;
        transition: width var(--ca-transition);
        background: rgba(10, 12, 14, 0.55);
        border-right: 1px solid rgba(200, 169, 110, 0.14);
        backdrop-filter: blur(6px);
    }

    .sf-hud-dock.is-collapsed {
        width: 48px;
    }

    .sf-hud-dock__toggle {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        gap: 6px;
        flex-shrink: 0;
        width: 48px;
        min-height: var(--touch-min, 44px);
        padding: 12px 6px;
        border: none;
        border-right: 1px solid rgba(200, 169, 110, 0.12);
        background: rgba(200, 169, 110, 0.06);
        color: rgba(200, 169, 110, 0.85);
        font-family: var(--font-mono);
        font-size: 0.58rem;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        cursor: pointer;
        transition: background var(--ca-transition), color var(--ca-transition);
    }

    .sf-hud-dock__toggle:hover {
        background: rgba(200, 169, 110, 0.12);
        color: var(--color-accent);
    }

    .sf-hud-dock__toggle:focus-visible {
        outline: 2px solid var(--color-accent);
        outline-offset: -2px;
    }

    .sf-hud-dock__toggle-icon {
        font-size: 1rem;
        line-height: 1;
    }

    .sf-hud-dock__toggle-text {
        writing-mode: vertical-rl;
        text-orientation: mixed;
        transform: rotate(180deg);
    }

    .sf-hud-dock.is-collapsed .sf-hud-dock__toggle-text {
        display: none;
    }

    .sf-hud {
        flex: 1;
        min-width: 0;
        max-width: none;
        overflow-y: auto;
        overflow-x: hidden;
        border: none;
        border-radius: 0;
        background: transparent;
        pointer-events: auto;
        opacity: 1;
        transition: opacity var(--ca-transition);
    }

    .sf-hud-dock.is-collapsed .sf-hud {
        opacity: 0;
        visibility: hidden;
        overflow: hidden;
        width: 0;
        padding: 0;
    }

    .sf-metrics--enhanced {
        flex-direction: column;
        gap: 14px;
    }

    .sf-metric {
        min-width: 0;
    }

    .sf-metric--entropy {
        min-width: 0;
    }

    .ca-legend {
        bottom: auto;
        top: 0.75rem;
        left: auto;
        right: 0.75rem;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
        align-items: center;
        padding: 0.5rem 0.75rem;
    }

    .ca-legend__title {
        margin-bottom: 0;
        margin-right: 0.25rem;
    }

    .ca-legend__item {
        margin-bottom: 0;
    }
}

@media (max-width: 768px) {
    .sf-hud {
        padding: 0.5rem 0.65rem;
    }
    .sf-metrics--enhanced {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px 12px;
    }
    .sf-metric--entropy,
    .sf-metric--logistic {
        grid-column: 1 / -1;
    }
    .sf-metric {
        min-width: 0;
    }
    .sf-value {
        font-size: 16px;
    }
    .sf-formula {
        font-size: 10px;
    }
}

/* Panel — acciones deep-link a buscador / leer */

.ca-panel__actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border, #2e2e2e);
}

.ca-panel__action {
    display: inline-flex;
    align-items: center;
    font-family: var(--font-mono, monospace);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    color: var(--ca-color-etica, #c8a96e);
    text-decoration: none;
    padding: 0.35rem 0;
}

.ca-panel__action:hover {
    text-decoration: underline;
    text-underline-offset: 3px;
}

.ca-panel__action--huella {
    color: var(--ca-color-institucional, #4a7fa5);
}

.ca-panel__action-note {
    font-size: 0.68rem;
    color: var(--color-text-muted, #9e9484);
    margin-top: 0.5rem;
}

.ca-panel__action-caso {
    color: var(--color-text, #e8e0d0);
}