/* ============================================================================
   Fuentes — Google Fonts self-hosteadas (subset latin, woff2, en ./fonts/).
   Cero peticiones externas: sigue funcionando offline con doble clic.
   Bitter (slab, robusta como un ensamble) para títulos, Cabin para texto,
   Courier Prime (máquina de escribir del taller) para código y números.
   ========================================================================== */
@font-face { font-family: 'Bitter'; font-style: normal; font-weight: 500; font-display: swap; src: url('./fonts/bitter-500.woff2') format('woff2'); }
@font-face { font-family: 'Bitter'; font-style: normal; font-weight: 600; font-display: swap; src: url('./fonts/bitter-600.woff2') format('woff2'); }
@font-face { font-family: 'Bitter'; font-style: normal; font-weight: 700; font-display: swap; src: url('./fonts/bitter-700.woff2') format('woff2'); }
@font-face { font-family: 'Bitter'; font-style: italic; font-weight: 400; font-display: swap; src: url('./fonts/bitter-400-italic.woff2') format('woff2'); }
@font-face { font-family: 'Bitter'; font-style: italic; font-weight: 500; font-display: swap; src: url('./fonts/bitter-500-italic.woff2') format('woff2'); }
@font-face { font-family: 'Cabin'; font-style: normal; font-weight: 400; font-display: swap; src: url('./fonts/cabin-400.woff2') format('woff2'); }
@font-face { font-family: 'Cabin'; font-style: normal; font-weight: 500; font-display: swap; src: url('./fonts/cabin-500.woff2') format('woff2'); }
@font-face { font-family: 'Cabin'; font-style: normal; font-weight: 600; font-display: swap; src: url('./fonts/cabin-600.woff2') format('woff2'); }
@font-face { font-family: 'Courier Prime'; font-style: normal; font-weight: 400; font-display: swap; src: url('./fonts/courier-prime-400.woff2') format('woff2'); }
@font-face { font-family: 'Courier Prime'; font-style: normal; font-weight: 700; font-display: swap; src: url('./fonts/courier-prime-700.woff2') format('woff2'); }

:root {
  --font-display: 'Bitter', Georgia, 'Iowan Old Style', 'Palatino Linotype', 'Times New Roman', serif;
  --font-sans: 'Cabin', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'Courier Prime', ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, Consolas, 'Liberation Mono', monospace;
}

/* ============================================================================
   Taller de carpintería — tokens y base
   Claro = banco de trabajo de día: papel kraft sobre roble, tinta nogal.
   Oscuro = taller de noche: nogal oscuro con luz ámbar de lámpara; los
   diagramas se quedan en papel claro (planos bajo la lámpara).
   Contrato de color de roles fijo, idéntico en ambos modos.
   ========================================================================== */
:root {
  --color-primary: #8a4b1f; /* nogal ensillado */
  --color-primary-hover: #6f3a15;
  --color-primary-muted: #e7d3ac;

  /* papel kraft / madera clara */
  --color-bg-canvas: #e8d7b9;
  --color-bg-muted: #dcc79e;
  --color-bg-surface: #f7edd8;
  --color-bg-lit: #fcf6e7;
  --color-bg-code: #f0e3c6;
  --color-fg-default: #322512;
  --color-fg-subtle: #6e5a3c;
  --color-fg-faint: #9a8562;
  --color-border-default: #cdb283;
  --color-border-soft: #dbc69b;

  /* veta de la madera (solo textura de fondo, nunca codifica datos) */
  --grain-line: rgba(126, 78, 34, 0.06);

  /* categorías — tintas terrosas (contrato de datos, no cromo) */
  --cat-crea: #a4552e; /* creacional — terracota  */
  --cat-estr: #2f6a6b; /* estructural — petróleo  */
  --cat-comp: #79415f; /* comportamiento — ciruela */

  /* contrato de roles — idéntico en claro y oscuro */
  --role-cliente: #64748b; /* gris pizarra  */
  --role-interfaz: #5b6cff; /* azul          */
  --role-impl: #10b981; /* verde         */
  --role-estrella: #d98a0b; /* ámbar         */
  --color-negative: #c0473f; /* rojo apagado  */
  --color-positive: #2e7d55; /* verde ✓       */
  --color-positive-inverse: #9fe8c4; /* verde legible sobre tinta (botones is-on) */

  --color-warning: #d98a0b; /* la intención que distingue (desambiguación) */

  --shadow-sm: 0 1px 2px rgba(46, 36, 24, 0.06);
  --shadow-md:
    0 2px 4px rgba(46, 36, 24, 0.06), 0 14px 30px rgba(46, 36, 24, 0.1);
}

html.dark {
  --color-primary: #dfa050; /* ámbar de lámpara */
  --color-primary-hover: #e9b36c;
  --color-primary-muted: #40301a;

  --color-bg-canvas: #231a0e;
  --color-bg-muted: #1b1409;
  --color-bg-surface: #2d2314;
  --color-bg-lit: #352a18;
  --color-bg-code: #261d0f;
  --color-fg-default: #f3e8d2;
  --color-fg-subtle: #c4ae8a;
  --color-fg-faint: #937f5e;
  --color-border-default: #4a3a1f;
  --color-border-soft: #3d2f19;

  --grain-line: rgba(223, 160, 80, 0.06);

  --cat-crea: #d98a5a;
  --cat-estr: #5fa9aa;
  --cat-comp: #c08099;

  --color-negative: #e0857d;
  --color-positive: #5fb98a;
  --color-positive-inverse: #1f5e40;
  --color-warning: #e6a83a;

  --shadow-sm: 0 0 0 1px rgba(242, 231, 213, 0.03), 0 2px 6px rgba(0, 0, 0, 0.4);
  --shadow-md:
    inset 0 1px 0 rgba(242, 231, 213, 0.04), 0 12px 32px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
}
body {
  background:
    repeating-linear-gradient(
      90deg,
      var(--grain-line) 0 1px,
      transparent 1px 47px
    ),
    repeating-linear-gradient(
      90deg,
      var(--grain-line) 0 1px,
      transparent 1px 89px
    ),
    var(--color-bg-canvas);
  color: var(--color-fg-default);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'ss01';
}

/* ---- helpers de tipografía ---- */
.serif {
  font-family: var(--font-display);
}
.mono {
  font-family: var(--font-mono);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
}
code {
  font-family: var(--font-mono);
  font-size: 0.87em;
  background: color-mix(in srgb, var(--color-fg-default) 7%, transparent);
  border: 1px solid var(--color-border-soft);
  padding: 0.5px 5px;
  border-radius: 4px;
  color: var(--color-fg-default);
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 26px 36px 72px;
}

.rule {
  height: 1px;
  background: var(--color-border-default);
  border: 0;
}
.double-rule {
  height: 4px;
  border: 0;
  border-top: 1px solid var(--color-border-default);
  border-bottom: 1px solid var(--color-border-default);
  margin: 0;
}

/* ---- topbar / migas ---- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border-default);
}
.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-fg-faint);
}
.crumbs a {
  color: var(--color-fg-subtle);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.crumbs a:hover {
  color: var(--color-fg-default);
  border-color: var(--color-fg-faint);
}
.crumbs .sep {
  color: var(--color-border-default);
}
.crumbs .here {
  color: var(--color-fg-default);
  font-weight: 600;
}
.topmeta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
}

@media (prefers-reduced-motion: no-preference) {
  .chip,
  .card,
  .reset,
  .cn,
  .pt,
  .opt,
  .open-link,
  .sw,
  .seg button,
  .lt,
  .ac-btn,
  .reveal-btn {
    transition:
      opacity 0.16s ease,
      background-color 0.16s ease,
      border-color 0.16s ease,
      box-shadow 0.16s ease,
      color 0.16s ease;
  }
}

/* ============================================================================
   Ficha de patrón — componentes interactivos
   El color de categoría llega por --cat (lo fija <PatternStage> según el patrón).
   ========================================================================== */

/* ---- cabecera del patrón ---- */
.pat-head {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.pat-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 4.4vw, 50px);
  line-height: 1;
  letter-spacing: -0.02em;
  margin: 0;
}
.pat-freq {
  font-size: 22px;
  line-height: 1;
}
.freq-star {
  color: var(--color-fg-default);
}
.freq-half {
  color: var(--color-fg-subtle);
}
.freq-open {
  color: var(--color-fg-faint);
}
.warnflag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--role-estrella);
  background: color-mix(in srgb, var(--role-estrella) 12%, var(--color-bg-surface));
  border: 1px solid color-mix(in srgb, var(--role-estrella) 40%, transparent);
  border-radius: 999px;
  padding: 4px 11px;
}

/* ---- bloque problema-primero ---- */
.pain-block {
  margin-top: 22px;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 18px;
  align-items: stretch;
}
.pain {
  background: color-mix(in srgb, var(--color-negative) 7%, var(--color-bg-surface));
  border: 1.5px dashed color-mix(in srgb, var(--color-negative) 55%, transparent);
  border-radius: 12px;
  padding: 18px 20px;
}
.pain .lbl {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-negative);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.pain .lbl::before {
  content: '';
  width: 8px;
  height: 8px;
  border: 1.5px dashed var(--color-negative);
  border-radius: 2px;
}
.pain p {
  margin: 10px 0 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-fg-default);
  font-family: var(--font-display);
}
.pain p.fowler {
  margin-top: 12px;
  font-size: 12.5px;
  font-family: var(--font-sans);
  color: var(--color-fg-subtle);
}
.pain .fowler .fw {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
  margin-right: 6px;
}

.predict {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 12px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
}
.predict .lbl {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
}
.predict .q {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 15.5px;
  color: var(--color-fg-subtle);
  margin: 8px 0 14px;
  line-height: 1.4;
}
.reveal-btn {
  align-self: flex-start;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-bg-surface);
  background: var(--color-fg-default);
  border: 0;
  border-radius: 8px;
  padding: 9px 16px;
  cursor: pointer;
}
.reveal-btn:hover {
  background: color-mix(in srgb, var(--color-fg-default) 86%, var(--color-bg-canvas));
}
.intent-reveal .lbl {
  color: var(--role-estrella);
}
.intent-reveal .intent {
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.45;
  color: var(--color-fg-default);
  margin: 8px 0 0;
}
.intent-reveal .star {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--color-fg-subtle);
  display: flex;
  gap: 9px;
  align-items: baseline;
}
.intent-reveal .star .dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--role-estrella);
  flex: none;
  transform: translateY(3px);
}

/* ---- escenario / stage ---- */
.stage {
  margin-top: 24px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.stage-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-border-soft);
  flex-wrap: wrap;
}
.seg {
  display: inline-flex;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border-default);
  border-radius: 10px;
  padding: 3px;
  gap: 2px;
}
.seg button {
  position: relative;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-fg-subtle);
  background: transparent;
  border: 0;
  border-radius: 7px;
  padding: 7px 15px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.seg button:hover {
  color: var(--color-fg-default);
}
.seg button[aria-pressed='true'],
.seg button.is-on {
  background: var(--cat);
  color: #fff;
}
.seg .prim {
  font-family: var(--font-mono);
  font-size: 8.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: color-mix(in srgb, var(--role-estrella) 22%, transparent);
  color: var(--role-estrella);
  padding: 2px 5px;
  border-radius: 4px;
}
.seg button[aria-pressed='true'] .prim,
.seg button.is-on .prim {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.view-hint {
  font-size: 12.5px;
  color: var(--color-fg-faint);
  max-width: 42ch;
  text-align: right;
}
.stage-body {
  padding: 22px 24px 26px;
}

/* ---- diagrama ---- */
.diagram-wrap {
  width: 100%;
}
/* En oscuro los diagramas se quedan en papel (plano bajo la lámpara):
   se re-pinan los tokens del modo claro solo dentro del plano. Los fills
   con alfa que arma el JS (hex + '14') asumen fondo claro. */
html.dark .diagram-wrap,
html.dark .comp-diagram {
  --color-fg-default: #322512;
  --color-fg-subtle: #6e5a3c;
  --color-fg-faint: #9a8562;
  --color-bg-surface: #f7edd8;
  --color-border-default: #cdb283;
  --color-border-soft: #dbc69b;
  --cat-crea: #a4552e;
  --cat-estr: #2f6a6b;
  --cat-comp: #79415f;
  --color-positive: #2e7d55;
  --color-negative: #c0473f;
  --color-warning: #d98a0b;
  background: #f7edd8;
}
html.dark .diagram-wrap {
  padding: 12px 14px;
  border-radius: 10px;
}
.diagram {
  width: 100%;
  height: auto;
  display: block;
}
.node-label {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
  fill: var(--color-fg-default);
}
.node-sub {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 11px;
  fill: var(--color-fg-subtle);
}
.node-tag {
  font-family: var(--font-mono);
  font-style: italic;
  font-size: 10px;
  fill: var(--color-fg-faint);
}
.edge {
  fill: none;
  stroke: var(--color-fg-subtle);
  stroke-width: 1.6;
}
.edge.implements {
  stroke-dasharray: 7 5;
}
.edge.creates {
  stroke-dasharray: 2 5;
}
.edge-label {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--color-fg-subtle);
}
.edge-label-bg {
  fill: var(--color-bg-surface);
}
.token {
  fill: var(--role-estrella);
  stroke: #fff;
  stroke-width: 2;
}
.node.dimmed {
  opacity: 0.4;
}

.legend-row {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--color-border-default);
}
.lg-grp {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}
.lg-cap {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
}
.lg-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: var(--color-fg-subtle);
}
.lg-dot {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  flex: none;
}
.lg-edge {
  width: 34px;
  height: 12px;
  flex: none;
}

/* ---- antes / después ---- */
.ba {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.ba-col .ba-head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 9px;
}
.ba-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 5px;
}
.ba-before .ba-tag {
  color: var(--color-negative);
  background: color-mix(in srgb, var(--color-negative) 12%, var(--color-bg-surface));
}
.ba-after .ba-tag {
  color: var(--color-positive);
  background: color-mix(in srgb, var(--color-positive) 12%, var(--color-bg-surface));
}
.ba-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-fg-default);
}

.codeblock {
  background: var(--color-bg-code);
  border: 1px solid var(--color-border-default);
  border-radius: 10px;
  overflow: hidden;
}
.codeblock pre {
  margin: 0;
  padding: 12px 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.62;
  overflow-x: auto;
}
.cl {
  display: block;
  padding: 0 14px;
  white-space: pre;
}
.cl.pain {
  background: color-mix(in srgb, var(--color-negative) 9%, transparent);
  box-shadow: inset 3px 0 0 var(--color-negative);
}
.cl.good {
  background: color-mix(in srgb, var(--color-positive) 10%, transparent);
  box-shadow: inset 3px 0 0 var(--color-positive);
}
.cl .cm {
  color: var(--color-fg-faint);
  font-style: italic;
}
.cl .pain-x,
.cl .good-x {
  float: right;
  font-style: normal;
  padding-right: 4px;
}
.cl.pain .pain-x {
  color: var(--color-negative);
}
.cl.good .good-x {
  color: var(--color-positive);
}

.why {
  margin-top: 16px;
  background: color-mix(in srgb, var(--color-positive) 6%, var(--color-bg-surface));
  border: 1px solid color-mix(in srgb, var(--color-positive) 26%, transparent);
  border-radius: 10px;
  padding: 14px 18px;
}
.why .lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-positive);
}
.why ul {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.why li {
  display: flex;
  gap: 9px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.45;
  color: var(--color-fg-default);
}
.why li .ck {
  color: var(--color-positive);
  font-family: var(--font-mono);
  font-weight: 600;
  flex: none;
}

/* ---- en acción ---- */
.action-ctrls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.ac-btn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-fg-default);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.ac-btn:hover {
  border-color: var(--color-fg-faint);
}
.ac-btn.play {
  background: var(--cat);
  color: #fff;
  border-color: var(--cat);
}
.ac-btn:disabled {
  opacity: 0.4;
  cursor: default;
}
.ac-steps {
  display: flex;
  gap: 6px;
  margin-left: 4px;
}
.ac-pip {
  width: 26px;
  height: 5px;
  border-radius: 3px;
  background: var(--color-border-default);
}
.ac-pip.on {
  background: var(--cat);
}
.ac-note {
  margin-top: 16px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border-soft);
  border-radius: 10px;
  padding: 14px 18px;
  min-height: 64px;
}
.ac-note .step-no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cat);
  letter-spacing: 0.08em;
}
.ac-note .step-msg {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-fg-default);
  margin-left: 8px;
}
.ac-note .step-note {
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--color-fg-subtle);
  font-family: var(--font-display);
}
.ac-cap {
  font-size: 12.5px;
  color: var(--color-fg-faint);
  margin-top: 4px;
}

/* ---- ver código ---- */
.codepanel {
  margin-top: 22px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 14px;
  overflow: hidden;
}
.cp-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 18px;
  cursor: pointer;
}
.cp-bar:hover {
  background: color-mix(in srgb, var(--cat) 4%, transparent);
}
.cp-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
}
.cp-title .ic {
  font-family: var(--font-mono);
  color: var(--cat);
  font-size: 14px;
}
.cp-chev {
  color: var(--color-fg-faint);
  font-family: var(--font-mono);
  font-size: 13px;
}
.cp-body {
  border-top: 1px solid var(--color-border-soft);
  padding: 16px 18px 20px;
}
.langtabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.lt {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-fg-subtle);
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border-default);
  border-radius: 7px;
  padding: 6px 12px;
  cursor: pointer;
}
.lt:hover {
  color: var(--color-fg-default);
}
.lt[aria-pressed='true'],
.lt.is-on {
  background: var(--color-fg-default);
  color: var(--color-bg-canvas);
  border-color: var(--color-fg-default);
}
.lt .dyn {
  font-size: 9px;
  color: var(--color-positive);
  margin-left: 5px;
}
.lt[aria-pressed='true'] .dyn,
.lt.is-on .dyn {
  color: var(--color-positive-inverse);
}

/* ---- paneles ---- */
.panels {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.panel {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 12px;
  padding: 18px 20px;
}
.panel.warn-strong {
  border-color: color-mix(in srgb, var(--role-estrella) 45%, transparent);
  background: color-mix(in srgb, var(--role-estrella) 6%, var(--color-bg-surface));
}
.panel .ph {
  display: flex;
  align-items: center;
  gap: 9px;
}
.panel .ph .icon {
  font-family: var(--font-mono);
  font-size: 13px;
}
.panel .ph .pt-t {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
}
.panel p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-fg-subtle);
}
.p-whennot .icon {
  color: var(--color-negative);
}
.p-relatives .icon {
  color: var(--role-interfaz);
}
.p-real .icon {
  color: var(--cat);
}
.p-para .icon {
  color: var(--color-positive);
}

/* ---- contrato de roles (pie de ficha) ---- */
.roles-mini {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-default);
}
.rm {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11.5px;
  color: var(--color-fg-subtle);
}
.rm .sw-c {
  width: 13px;
  height: 13px;
  border-radius: 3px;
  flex: none;
}
.rm .sw-c.dolor {
  background: transparent;
  border: 1.5px dashed var(--color-negative);
}

@media (max-width: 880px) {
  .pain-block {
    grid-template-columns: 1fr;
  }
  .ba {
    grid-template-columns: 1fr;
  }
  .panels {
    grid-template-columns: 1fr;
  }
  .view-hint {
    display: none;
  }
}
@media (prefers-reduced-motion: no-preference) {
  .node {
    transition: opacity 0.22s ease;
  }
  .token {
    will-change: transform;
  }
}

/* ============================================================================
   Catálogo (home, problema-primero) + Desambiguación
   ========================================================================== */

/* ---- masthead ---- */
.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.folio {
  display: flex;
  align-items: center;
  gap: 14px;
}
.mark {
  width: 26px;
  height: 26px;
  color: var(--color-fg-default);
  flex: none;
}
.folio-meta {
  line-height: 1.25;
}
.folio-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-fg-subtle);
}
.edition {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-fg-subtle);
  line-height: 1.7;
}

h1.title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 4.5vw, 50px);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  max-width: 22ch;
}
.lede {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-fg-subtle);
  max-width: 66ch;
}
.lede em {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-fg-default);
}
.running-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 0;
  margin-top: 26px;
}

/* ---- filtro de problema ---- */
.filter {
  margin-top: 30px;
}
.filter-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.filter-q {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 21px;
  color: var(--color-fg-default);
}
.filter-hint {
  font-size: 13.5px;
  color: var(--color-fg-faint);
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.chip {
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-fg-default);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 999px;
  padding: 8px 15px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.chip code {
  background: color-mix(in srgb, var(--color-fg-default) 6%, transparent);
  border-color: transparent;
}
.chip:hover {
  border-color: var(--color-fg-faint);
}
.chip[aria-pressed='true'] {
  background: var(--color-fg-default);
  color: var(--color-bg-canvas);
  border-color: var(--color-fg-default);
}
.chip[aria-pressed='true'] code {
  background: rgba(255, 255, 255, 0.16);
  color: var(--color-bg-canvas);
}
.chip .dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--color-fg-faint);
  flex: none;
}
.chip[aria-pressed='true'] .dot {
  background: var(--role-estrella);
}

.status {
  margin-top: 16px;
  min-height: 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--color-fg-subtle);
}
.status b {
  color: var(--color-fg-default);
  font-weight: 600;
}
.status .count-pill {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--color-positive);
  color: #fff;
  border-radius: 5px;
  padding: 2px 8px;
  letter-spacing: 0.02em;
}
.reset {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--color-fg-subtle);
  background: none;
  border: 0;
  border-bottom: 1px solid var(--color-fg-faint);
  padding: 0 0 1px;
  cursor: pointer;
}
.reset:hover {
  color: var(--color-fg-default);
  border-color: var(--color-fg-default);
}

/* ---- leyenda ---- */
.legend {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 24px;
  padding: 12px 0;
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
}
.legend-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.legend-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
}
.freq-item,
.cat-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--color-fg-subtle);
}
.freq-glyph {
  font-size: 14px;
  line-height: 1;
  width: 15px;
  text-align: center;
}
.freq-def {
  font-size: 11.5px;
  font-style: italic;
  color: var(--color-fg-faint);
}
.freq-star {
  color: var(--color-fg-default);
}
.freq-half {
  color: var(--color-fg-subtle);
}
.freq-open {
  color: var(--color-fg-faint);
}
.cat-swatch {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  flex: none;
}

/* ---- grilla del catálogo ---- */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 34px;
}
.col-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--cat);
}
.col-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--cat);
  margin: 0;
}
.col-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-fg-faint);
}
.col-count b {
  color: var(--cat);
  font-weight: 500;
}
.col-desc {
  font-size: 13px;
  color: var(--color-fg-subtle);
  margin: 10px 0 4px;
  line-height: 1.45;
  min-height: 36px;
}
.cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.card {
  position: relative;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-left: 3px solid var(--cat);
  border-radius: 9px;
  padding: 12px 14px 13px;
  cursor: pointer;
  text-align: left;
  width: 100%;
  font: inherit;
  color: inherit;
  display: block;
  text-decoration: none;
}
.card:hover {
  border-color: var(--cat);
  box-shadow: var(--shadow-md);
  background: var(--color-bg-lit);
}
.card:focus-visible {
  outline: 2px solid var(--role-interfaz);
  outline-offset: 2px;
}
.card-top {
  display: flex;
  align-items: center;
  gap: 10px;
}
.card-no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-fg-faint);
  flex: none;
}
.card-name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--color-fg-default);
  flex: 1;
}
.card.is-star .card-name {
  font-weight: 600;
}
.card.is-half .card-name {
  font-weight: 500;
}
.card.is-open .card-name {
  font-weight: 400;
  color: var(--color-fg-subtle);
}
.card-freq {
  font-size: 14px;
  line-height: 1;
  flex: none;
}
.card-intent {
  display: block;
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.42;
  color: var(--color-fg-subtle);
}

.card-hit {
  display: none;
  margin-top: 9px;
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 600;
  color: var(--color-positive);
  align-items: center;
  gap: 5px;
}
.card-hit .check {
  font-family: var(--font-mono);
}

.grid.filtering .card.lit {
  border-color: var(--cat);
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--cat) 34%, transparent),
    var(--shadow-md);
  background: var(--color-bg-lit);
}
.grid.filtering .card.lit .card-hit {
  display: flex;
}
.grid.filtering .card.dim {
  opacity: 0.26;
}
.grid.filtering .card.dim:hover {
  opacity: 0.55;
}

/* ---- llamada a desambiguación ---- */
.disambig {
  margin-top: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 14px;
  padding: 20px 24px;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
}
.disambig:hover {
  border-color: var(--color-fg-faint);
  background: var(--color-bg-lit);
  box-shadow: var(--shadow-md);
}
.dz-l {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.dz-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--role-estrella);
}
.dz-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--color-fg-default);
}
.dz-sub {
  font-size: 13.5px;
  color: var(--color-fg-subtle);
  max-width: 72ch;
  line-height: 1.45;
}
.dz-arrow {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--color-fg-faint);
  flex: none;
}
.disambig:hover .dz-arrow {
  color: var(--color-fg-default);
}

/* ---- cierre de alcance: qué NO está en el almanaque ---- */
.not-here {
  margin-top: 26px;
  padding: 16px 20px;
  border: 1px dashed var(--color-border-default);
  border-radius: 12px;
}
.not-here .nh-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
}
.not-here p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--color-fg-subtle);
}

/* ---- contrato de roles (pie del catálogo) ---- */
.contract {
  margin-top: 56px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border-default);
}
.contract-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.contract-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 17px;
  color: var(--color-fg-default);
}
.contract-sub {
  font-size: 12.5px;
  color: var(--color-fg-faint);
}
.roles {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 16px;
}
.role {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  color: var(--color-fg-subtle);
}
.role b {
  color: var(--color-fg-default);
  font-weight: 600;
}
.role-chip {
  width: 26px;
  height: 18px;
  border-radius: 4px;
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: #fff;
}
.role-dolor {
  background: transparent;
  border: 1.5px dashed var(--color-negative);
}
.colophon {
  margin-top: 26px;
  font-size: 12px;
  color: var(--color-fg-faint);
  line-height: 1.5;
  max-width: 70ch;
}

/* ============================================================================
   Desambiguación
   ========================================================================== */
.compnav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 26px;
}
.cn {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-fg-subtle);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
}
.cn:hover {
  border-color: var(--color-fg-faint);
  color: var(--color-fg-default);
}
.cn.is-on {
  background: var(--color-fg-default);
  color: var(--color-bg-canvas);
  border-color: var(--color-fg-default);
}

.comp {
  margin-top: 26px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.comp-head {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border-soft);
}
.comp-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.comp-vs {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-fg-faint);
  font-weight: 400;
}
.comp-tag {
  margin: 8px 0 0;
  font-size: 14.5px;
  color: var(--color-fg-subtle);
  font-family: var(--font-display);
  font-style: italic;
}
.same-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-fg-faint);
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border-default);
  border-radius: 5px;
  padding: 3px 8px;
  margin-left: auto;
}

.comp-body {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 0;
}
.comp-diagram {
  padding: 18px 22px 22px;
  border-right: 1px solid var(--color-border-soft);
}
.comp-right {
  padding: 18px 22px 22px;
}

.ptabs {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.pt {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-fg-subtle);
  background: var(--color-bg-muted);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  padding: 6px 12px;
  cursor: pointer;
}
.pt:hover {
  color: var(--color-fg-default);
}
.pt .pdot {
  width: 9px;
  height: 9px;
  border-radius: 3px;
  flex: none;
}
.pt.is-on {
  background: var(--color-fg-default);
  color: var(--color-bg-canvas);
  border-color: var(--color-fg-default);
}

.edge.hot {
  stroke: var(--color-warning);
  stroke-width: 2.4;
}
.edge-label.hot {
  fill: var(--color-warning);
  font-weight: 600;
}
.diagram-cap {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--color-fg-faint);
  margin-top: 8px;
}

.intent-card {
  background: color-mix(in srgb, var(--color-warning) 8%, var(--color-bg-lit));
  border: 1px solid color-mix(in srgb, var(--color-warning) 38%, transparent);
  border-radius: 11px;
  padding: 15px 17px;
}
.intent-card .il {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-warning);
  display: flex;
  align-items: center;
  gap: 7px;
}
.intent-card .il .d {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--color-warning);
}
.intent-card .iname {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 19px;
  margin: 9px 0 0;
  display: flex;
  align-items: center;
  gap: 9px;
}
.intent-card .iname .cdot {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  flex: none;
}
.intent-card .itext {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--color-fg-default);
}
.intent-card .ipick {
  margin: 11px 0 0;
  padding-top: 11px;
  border-top: 1px dashed color-mix(in srgb, var(--color-warning) 30%, transparent);
  font-size: 13px;
  color: var(--color-fg-subtle);
  display: flex;
  gap: 8px;
  align-items: baseline;
}
.intent-card .ipick b {
  color: var(--color-fg-default);
  font-weight: 600;
}
.open-link {
  margin-top: 13px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-fg-subtle);
  text-decoration: none;
  border-bottom: 1px solid var(--color-fg-faint);
  padding-bottom: 1px;
}
.open-link:hover {
  color: var(--color-fg-default);
  border-color: var(--color-fg-default);
}

.quiz {
  padding: 4px 24px 24px;
  border-top: 1px solid var(--color-border-soft);
}
.quiz-h {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 18px 0 4px;
}
.quiz-h .qic {
  font-family: var(--font-mono);
  color: var(--color-fg-faint);
  font-size: 13px;
}
.quiz-h .qt {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 16px;
  color: var(--color-fg-default);
}
.scenario {
  background: var(--color-bg-lit);
  border: 1px solid var(--color-border-default);
  border-radius: 11px;
  padding: 14px 16px;
  margin-top: 12px;
}
.scenario .prompt {
  font-size: 15px;
  line-height: 1.45;
  color: var(--color-fg-default);
}
.scenario .prompt .q {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-fg-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 5px;
}
.opts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.opt {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-fg-default);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  padding: 8px 13px;
  cursor: pointer;
}
.opt:hover {
  border-color: var(--color-fg-faint);
}
.opt.correct {
  background: color-mix(in srgb, var(--color-positive) 16%, var(--color-bg-surface));
  border-color: var(--color-positive);
  color: var(--color-positive);
}
.opt.wrong {
  background: color-mix(in srgb, var(--color-negative) 13%, var(--color-bg-surface));
  border-color: var(--color-negative);
  color: var(--color-negative);
  text-decoration: line-through;
}
.opt.muted {
  opacity: 0.5;
}
.opt:disabled {
  cursor: default;
}
.answer {
  margin-top: 12px;
  padding: 11px 13px;
  border-radius: 9px;
  background: color-mix(in srgb, var(--color-positive) 8%, var(--color-bg-surface));
  border: 1px solid color-mix(in srgb, var(--color-positive) 28%, transparent);
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--color-fg-default);
  display: flex;
  gap: 9px;
  align-items: baseline;
}
.answer .ck {
  color: var(--color-positive);
  font-family: var(--font-mono);
  font-weight: 600;
  flex: none;
}
.answer b {
  font-weight: 600;
}

.legend-hot {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-fg-subtle);
}
.legend-hot .hb {
  width: 22px;
  height: 0;
  border-top: 2.4px solid var(--color-warning);
}

@media (max-width: 980px) {
  .grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .col-desc {
    min-height: 0;
  }
}
@media (max-width: 860px) {
  .comp-body {
    grid-template-columns: 1fr;
  }
  .comp-diagram {
    border-right: 0;
    border-bottom: 1px solid var(--color-border-soft);
  }
}
@media (max-width: 560px) {
  .wrap {
    padding: 28px 20px 48px;
  }
}

/* ============================================================================
   Cromo del sitio — navegación, pie y accesibilidad (añadido para el SPA)
   ========================================================================== */
a {
  color: var(--role-interfaz);
}
a:hover {
  color: color-mix(in srgb, var(--role-interfaz) 78%, var(--color-fg-default));
}

/* enlace para saltar al contenido (teclado / lector de pantalla) */
.skip-link {
  position: absolute;
  left: 8px;
  top: -48px;
  z-index: 50;
  background: var(--color-fg-default);
  color: var(--color-bg-canvas);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 14px;
  border-radius: 8px;
  text-decoration: none;
  transition: top 0.15s ease;
}
.skip-link:focus {
  top: 8px;
  color: var(--color-bg-canvas);
}

/* barra superior del sitio: volver a notdefined.dev (izquierda) + navegación */
.site-nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 36px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.site-nav .home-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--color-fg-faint);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.site-nav .home-link:hover {
  color: var(--color-fg-default);
}
.site-nav .links {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.site-nav .links a {
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-fg-subtle);
  text-decoration: none;
  padding: 7px 13px;
  border-radius: 8px;
  border: 1px solid transparent;
}
.site-nav .links a:hover {
  color: var(--color-fg-default);
  background: var(--color-bg-surface);
  border-color: var(--color-border-default);
}
.site-nav .links a[aria-current='page'] {
  color: var(--color-fg-default);
  background: var(--color-bg-surface);
  border-color: var(--color-border-default);
}
.site-nav .nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* toggle de tema (mismo cromo en las 3 guías) */
.theme-toggle {
  display: flex;
  background: var(--color-bg-muted);
  border-radius: 9px;
  padding: 2px;
  gap: 2px;
}
.theme-toggle button {
  width: 30px;
  height: 28px;
  border: 0;
  border-radius: 6px;
  background: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-fg-subtle);
}
.theme-toggle button.active {
  background: var(--color-bg-surface);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}
.theme-toggle .ticon {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* pie del sitio */
.foot {
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border-default);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.foot a {
  color: var(--color-fg-subtle);
  text-decoration: none;
  font-size: 13px;
  border-bottom: 1px solid var(--color-fg-faint);
}
.foot a:hover {
  color: var(--color-fg-default);
}
.colofon {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--color-fg-faint);
}

/* leyenda ámbar del pie de desambiguación */
.foot .legend-hot {
  border-bottom: 0;
}

/* el jugador «en acción» recibe foco para gobernarse con teclado */
.player:focus-visible {
  outline: 2px solid var(--role-interfaz);
  outline-offset: 6px;
  border-radius: 8px;
}
.player-help {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--color-fg-faint);
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* utilitario para lectores de pantalla */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* transición suave al cambiar de vista (se desactiva con reduced-motion) */
@media (prefers-reduced-motion: no-preference) {
  #app > * {
    animation: viewIn 0.22s ease both;
  }
  @keyframes viewIn {
    from {
      opacity: 0;
      transform: translateY(4px);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }
}

@media (max-width: 560px) {
  .site-nav {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* ============================================================================
   Medidor de memoria (beforeAfter.meter) — antes/después en barras
   ========================================================================== */
.ba-meter {
  margin-top: 16px;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-soft);
  border-radius: 10px;
  padding: 14px 18px;
}
.ba-meter .lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-fg-subtle);
}
.meter-row {
  display: grid;
  grid-template-columns: 64px 1fr 78px;
  grid-template-areas:
    'tag track total'
    '. note note';
  align-items: center;
  column-gap: 12px;
  row-gap: 2px;
  margin-top: 10px;
}
.meter-tag {
  grid-area: tag;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-fg-subtle);
}
.meter-track {
  grid-area: track;
  height: 12px;
  background: var(--color-border-soft);
  border-radius: 999px;
  overflow: hidden;
}
.meter-fill {
  height: 100%;
  border-radius: 999px;
  transform-origin: left center;
}
.meter-fill.is-dolor {
  background: var(--color-negative);
}
.meter-fill.is-mejora {
  background: var(--color-positive);
}
.meter-total {
  grid-area: total;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  text-align: right;
  white-space: nowrap;
}
.meter-total.is-dolor {
  color: var(--color-negative);
}
.meter-total.is-mejora {
  color: var(--color-positive);
}
.meter-note {
  grid-area: note;
  font-size: 12px;
  color: var(--color-fg-subtle);
}
@media (prefers-reduced-motion: no-preference) {
  .meter-fill {
    animation: meter-grow 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }
  @keyframes meter-grow {
    from {
      transform: scaleX(0);
    }
    to {
      transform: scaleX(1);
    }
  }
}

/* ============================================================================
   Switcher de hermanos — fila de chips para saltar entre patrones de la
   misma categoría (arriba de cada ficha). El chip activo recibe su color
   de categoría inline desde JS (background/border-color).
   ========================================================================== */
.switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 14px 0 22px;
}
.sw {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--color-border-default);
  border-radius: 999px;
  background: var(--color-bg-surface);
  color: var(--color-fg-subtle);
  font-family: var(--font-sans);
  font-size: 12.5px;
  text-decoration: none;
  white-space: nowrap;
  transition:
    border-color 0.15s ease,
    color 0.15s ease,
    background 0.15s ease;
}
.sw:hover {
  border-color: var(--color-fg-subtle);
  color: var(--color-fg-default);
}
.sw .no {
  font-family: var(--font-mono);
  font-size: 10.5px;
  opacity: 0.75;
}
.sw .fq {
  font-size: 11px;
  opacity: 0.8;
}
.sw.is-on {
  color: #fff;
  font-weight: 600;
}
.sw.is-on .no,
.sw.is-on .fq {
  opacity: 0.9;
}

/* ============================================================================
   Ayuda bajo demanda — botón «Colores y roles» y modal del contrato de roles
   ========================================================================== */
.help-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border: 1px solid var(--color-border-default);
  border-radius: 999px;
  background: var(--color-bg-surface);
  color: var(--color-fg-subtle);
  font-family: var(--font-sans);
  font-size: 12.5px;
  cursor: pointer;
  transition:
    border-color 0.15s ease,
    color 0.15s ease;
}
.help-btn:hover {
  border-color: var(--color-fg-subtle);
  color: var(--color-fg-default);
}
.help-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
}
.help-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: color-mix(in srgb, var(--color-fg-default) 42%, transparent);
}
.help-modal {
  position: relative;
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  overflow: auto;
  background: var(--color-bg-lit);
  border: 1px solid var(--color-border-default);
  border-radius: 14px;
  padding: 26px 30px 22px;
  box-shadow: 0 24px 60px -24px color-mix(in srgb, var(--color-fg-default) 55%, transparent);
}
.help-modal .contract {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.help-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--color-fg-subtle);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.help-close:hover {
  background: var(--color-bg-muted);
  color: var(--color-fg-default);
}
@media (prefers-reduced-motion: no-preference) {
  .help-modal {
    animation: help-pop 0.18s ease-out both;
  }
  @keyframes help-pop {
    from {
      opacity: 0;
      transform: translateY(8px) scale(0.98);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }
}