/* =====================================================================
   FORJA — hoja de estilos. Estética de plano técnico / cuaderno de ingeniería.
   Tokens → base → cromo (topbar) → componentes → vistas → lección → explorables.
   ===================================================================== */

/* ===== Tokens ===== */
:root {
  color-scheme: light;
  --bg: #f4f3ee;            /* papel */
  --grid: rgba(20, 40, 80, 0.07);
  --surface: #fbfaf6;
  --surface-2: #ecebe4;
  --ink: #15171a;
  --ink-2: #4b4f56;
  --muted: #80858e;
  --line: #d9d7cf;
  --border: rgba(21, 23, 26, 0.14);
  --accent: #e2561f;        /* naranja forja */
  --accent-ink: #fff;
  --blue: #1f5fa8;          /* azul plano */
  --aqua: #178f68;
  --yellow: #d98f00;
  --violet: #4a3aa7;
  --red: #d13b3b;
  --good: #1f9d3a; --good-text: #136a27;
  --warn: #e9a21a; --crit: #c92f2f;
  --axis: #b8b6ad;
  --radius: 4px;
  --shadow: 0 1px 0 rgba(0,0,0,.04), 0 6px 20px rgba(20,40,80,.06);
  --font: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --mono: "Cascadia Code", "Cascadia Mono", Consolas, ui-monospace, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0f1419; --grid: rgba(120, 170, 255, 0.07); --surface: #171d24; --surface-2: #1f2730;
    --ink: #eef0f3; --ink-2: #b7bdc6; --muted: #7f8793; --line: #2a333d; --border: rgba(255,255,255,0.12);
    --accent: #f06a2f; --blue: #4f8fe0; --aqua: #2ab08a; --yellow: #e0a52a; --violet: #9a8ff0; --red: #ef6b6b;
    --good: #2fbf55; --good-text: #5fd37d; --axis: #3a4552;
    --shadow: 0 1px 0 rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1419; --grid: rgba(120, 170, 255, 0.07); --surface: #171d24; --surface-2: #1f2730;
  --ink: #eef0f3; --ink-2: #b7bdc6; --muted: #7f8793; --line: #2a333d; --border: rgba(255,255,255,0.12);
  --accent: #f06a2f; --blue: #4f8fe0; --aqua: #2ab08a; --yellow: #e0a52a; --violet: #9a8ff0; --red: #ef6b6b;
  --good: #2fbf55; --good-text: #5fd37d; --axis: #3a4552;
  --shadow: 0 1px 0 rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
}

/* ===== Base ===== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); font-family: var(--font); font-size: 16px; line-height: 1.6;
  background-color: var(--bg);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.015em; font-weight: 700; }
h1 { font-size: 2.1rem; } h2 { font-size: 1.45rem; } h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
hr { border: 0; border-top: 1px solid var(--line); margin: 1.2rem 0; }
code, .mono { font-family: var(--mono); font-size: .9em; }
.muted { color: var(--ink-2); } .small { font-size: .88rem; }
.tabular { font-variant-numeric: tabular-nums; }
[hidden] { display: none !important; }
.eyebrow { font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: .35rem; }

/* ===== Topbar ===== */
.topbar {
  position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 1.5rem; padding: 0 20px; height: 56px;
  background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(90deg, transparent 0 23px, var(--line) 23px 24px); background-size: 24px 6px; background-repeat: repeat-x; background-position: 0 100%;
}
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 800; font-size: 1.15rem; color: var(--ink); letter-spacing: .02em; }
.brand:hover { text-decoration: none; }
.brand-mark { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 6px; background: var(--accent); color: #fff; }
.brand-mark svg { display: block; }
.brand small { font-family: var(--mono); font-weight: 500; font-size: .7rem; color: var(--muted); letter-spacing: .1em; margin-left: .2rem; }
.nav { display: flex; gap: .15rem; flex: 1; }
.nav a { padding: .4rem .7rem; border-radius: 3px; color: var(--ink-2); font-weight: 600; font-size: .92rem; }
.nav a:hover { background: var(--surface-2); text-decoration: none; }
.nav a.activa { color: var(--ink); box-shadow: inset 0 -2px 0 var(--accent); }
.badge { display: inline-block; min-width: 20px; padding: 0 6px; border-radius: 10px; background: var(--accent); color: #fff; font-size: .72rem; font-weight: 700; text-align: center; margin-left: 4px; font-family: var(--mono); }
.topbar-right { display: flex; gap: .25rem; }
.icon-btn { border: 1px solid transparent; background: transparent; color: var(--ink-2); font-size: 1.1rem; width: 34px; height: 34px; border-radius: 3px; cursor: pointer; }
.icon-btn:hover { border-color: var(--line); color: var(--ink); }

/* ===== Layout ===== */
.vista { max-width: 1100px; margin: 0 auto; padding: 28px 20px 90px; }
.row { display: flex; align-items: center; flex-wrap: wrap; } .row.gap { gap: .6rem; } .row.right { justify-content: flex-end; } .row.between { justify-content: space-between; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1rem; }
.card { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem 1.4rem; box-shadow: var(--shadow); }
.card + .card { margin-top: 1rem; }
/* marcas de esquina tipo plano */
.card::before, .card::after { content: ""; position: absolute; width: 10px; height: 10px; border-color: var(--accent); border-style: solid; opacity: .55; pointer-events: none; }
.card::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.card::after { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

/* ===== Buttons & inputs ===== */
.btn { display: inline-flex; align-items: center; gap: .4rem; cursor: pointer; padding: .55rem 1rem; border-radius: 3px; border: 1px solid transparent; background: var(--accent); color: var(--accent-ink); font: inherit; font-weight: 600; letter-spacing: .01em; }
.btn:hover { filter: brightness(1.08); text-decoration: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--ink); } .btn-ghost:hover { background: var(--surface-2); }
.btn-danger { background: var(--crit); color: #fff; }
.btn-sm { padding: .35rem .7rem; font-size: .88rem; }
input[type="text"], input[type="number"], textarea, select { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 3px; padding: .5rem .7rem; width: 100%; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: transparent; }
textarea { min-height: 120px; resize: vertical; }

/* Sliders / paneles de control */
.ctrl { display: grid; grid-template-columns: 1fr auto; gap: .15rem .8rem; align-items: center; margin-bottom: .65rem; }
.ctrl label { font-size: .86rem; color: var(--ink-2); }
.ctrl output { font-family: var(--mono); font-variant-numeric: tabular-nums; font-weight: 600; font-size: .9rem; min-width: 7ch; text-align: right; color: var(--ink); }
.ctrl input[type="range"] { grid-column: 1 / -1; width: 100%; accent-color: var(--accent); margin: 0; }
.ctrl-panel { background: var(--surface-2); border-radius: 4px; padding: 1rem; border: 1px solid var(--line); }
.sim { display: grid; grid-template-columns: 280px 1fr; gap: 1rem; align-items: start; }
@media (max-width: 760px) { .sim { grid-template-columns: 1fr; } }
.plot { width: 100%; min-height: 320px; } .plot-sm { min-height: 220px; }
.readout { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: .6rem; margin-top: .8rem; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: 3px; padding: .55rem .8rem; border-left: 3px solid var(--blue); }
.stat .k { font-family: var(--mono); font-size: .68rem; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.stat .v { font-size: 1.25rem; font-weight: 700; font-variant-numeric: tabular-nums; font-family: var(--mono); }
.stat .u { font-size: .78rem; color: var(--ink-2); font-weight: 500; margin-left: 3px; font-family: var(--font); }
.stat.alert { border-left-color: var(--crit); } .stat.alert .v { color: var(--crit); }

/* ===== Mapa / portada ===== */
.hero { padding: 1.5rem 0 1.2rem; }
.hero h1 { font-size: 2.6rem; }
.hero .lead { max-width: 720px; font-size: 1.05rem; color: var(--ink-2); }
.panel-kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .6rem; margin: 1.2rem 0; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: 3px; padding: .7rem .9rem; }
.kpi .k { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.kpi .v { font-size: 1.5rem; font-weight: 800; font-family: var(--mono); }
.bloque { margin-top: 2.2rem; border-top: 2px solid var(--ink); padding-top: .8rem; }
.bloque-head { display: grid; grid-template-columns: auto 1fr auto; gap: 1rem; align-items: baseline; margin-bottom: .4rem; }
.bloque-head .num { font-family: var(--mono); font-weight: 700; color: var(--accent); font-size: 1.1rem; }
.bloque-head .upv { font-family: var(--mono); font-size: .72rem; color: var(--muted); text-align: right; max-width: 380px; }
.bloque-desc { color: var(--ink-2); margin: 0 0 .9rem; max-width: 760px; }
.unidades { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: .7rem; }
.unidad-card { display: block; position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: 3px; padding: .85rem 1rem .8rem; color: var(--ink); box-shadow: var(--shadow); transition: transform .12s, border-color .12s; border-left: 3px solid var(--line); }
.unidad-card:hover { transform: translateY(-2px); text-decoration: none; border-color: var(--accent); }
.unidad-card.nueva { border-left-color: var(--blue); } .unidad-card.en-curso { border-left-color: var(--yellow); } .unidad-card.dominada { border-left-color: var(--good); }
.unidad-card.bloqueada { opacity: .55; }
.unidad-card.planificada { background: transparent; box-shadow: none; border-style: dashed; }
.unidad-card.planificada:hover { transform: none; border-color: var(--border); cursor: default; }
.unidad-card .cod { font-family: var(--mono); font-size: .7rem; color: var(--muted); letter-spacing: .08em; }
.unidad-card .tit { font-weight: 600; margin: .15rem 0 .35rem; line-height: 1.3; }
.unidad-card .meta { font-size: .78rem; color: var(--ink-2); display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.unidad-card .meta .con-modelo { font-family: var(--mono); color: var(--accent); }
.estado { display: inline-flex; align-items: center; gap: .3rem; font-size: .74rem; font-weight: 600; padding: .05rem .5rem; border-radius: 2px; font-family: var(--mono); }
.estado.dominada { background: color-mix(in srgb, var(--good) 18%, transparent); color: var(--good-text); }
.estado.en-curso { background: color-mix(in srgb, var(--yellow) 22%, transparent); color: var(--ink); }
.estado.nueva { background: var(--surface-2); color: var(--ink-2); }
.estado.planificada { color: var(--muted); }
.proyecto-card { border-left: 3px solid var(--violet) !important; }
.barra { height: 6px; background: var(--surface-2); border-radius: 3px; overflow: hidden; border: 1px solid var(--line); }
.barra > i { display: block; height: 100%; background: var(--good); }
.biblio-bloque { font-size: .85rem; color: var(--ink-2); margin: .6rem 0 0; padding: .5rem .8rem; border-left: 2px solid var(--line); }
.biblio-bloque b { color: var(--ink); }

/* ===== Lección ===== */
.cajetin { display: grid; grid-template-columns: 1.6fr 1fr; gap: 1.2rem; border: 1px solid var(--ink); border-radius: 2px; padding: 1.2rem 1.4rem; margin-bottom: 1.2rem; background: var(--surface); }
@media (max-width: 800px) { .cajetin { grid-template-columns: 1fr; } }
.cajetin h1 { font-size: 1.9rem; margin-bottom: .3rem; }
.cajetin .sub { color: var(--ink-2); font-size: 1.02rem; }
.ficha { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 0; border: 1px solid var(--line); font-size: .82rem; }
.ficha > div { padding: .4rem .6rem; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }
.ficha > div:nth-child(2n) { border-right: 0; } .ficha > div:nth-last-child(-n+2) { border-bottom: 0; }
.ficha dt { font-family: var(--mono); font-size: .64rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.ficha dd { margin: 0; color: var(--ink); line-height: 1.35; }
.fases { display: flex; gap: .25rem; flex-wrap: wrap; margin: 0 0 1.5rem; position: sticky; top: 56px; z-index: 5; background: var(--bg); padding: .6rem 0; border-bottom: 1px solid var(--line); }
.fases a { font-family: var(--mono); font-size: .76rem; font-weight: 600; letter-spacing: .04em; padding: .3rem .65rem; border-radius: 2px; background: var(--surface-2); color: var(--ink-2); border: 1px solid transparent; }
.fases a:hover { text-decoration: none; color: var(--ink); border-color: var(--line); }
.fases a.hecha { background: color-mix(in srgb, var(--good) 18%, transparent); color: var(--good-text); }
.fase { margin-bottom: 3rem; scroll-margin-top: 120px; }
.fase > h2 { display: flex; align-items: center; gap: .7rem; padding-bottom: .4rem; margin-bottom: .9rem; }
.fase > h2::after { content: ""; flex: 1; height: 1px; background: var(--line); margin-left: .5rem; }
.fase > h2 .n { display: inline-grid; place-items: center; min-width: 30px; height: 30px; padding: 0 6px; border-radius: 2px; background: var(--ink); color: var(--bg); font-size: .85rem; font-family: var(--mono); }
.objetivos li { margin-bottom: .35rem; } .objetivos li.ok::marker { content: "✓ "; color: var(--good-text); }

/* Preguntas */
.pregunta { margin-bottom: 1.2rem; } .pregunta .enun { font-weight: 600; margin-bottom: .5rem; }
.opciones { display: grid; gap: .4rem; }
.opcion { display: flex; gap: .6rem; align-items: flex-start; padding: .55rem .8rem; cursor: pointer; border: 1px solid var(--line); border-radius: 3px; background: var(--surface); }
.opcion:hover { border-color: var(--blue); } .opcion input { margin-top: .3rem; }
.opcion.correcta { border-color: var(--good); background: color-mix(in srgb, var(--good) 10%, transparent); }
.opcion.incorrecta { border-color: var(--crit); background: color-mix(in srgb, var(--crit) 8%, transparent); }
.num-in { display: flex; gap: .5rem; align-items: center; max-width: 360px; } .num-in input { flex: 1; font-family: var(--mono); } .num-in .unid { color: var(--ink-2); white-space: nowrap; }
.feedback { margin-top: .6rem; padding: .7rem .9rem; border-radius: 3px; font-size: .95rem; }
.feedback.ok { background: color-mix(in srgb, var(--good) 12%, transparent); border-left: 3px solid var(--good); }
.feedback.ko { background: color-mix(in srgb, var(--crit) 10%, transparent); border-left: 3px solid var(--crit); }
.feedback.pista { background: color-mix(in srgb, var(--yellow) 15%, transparent); border-left: 3px solid var(--yellow); }
.pasos { counter-reset: paso; }
.paso { position: relative; padding-left: 2.6rem; margin-bottom: 1.1rem; }
.paso::before { counter-increment: paso; content: counter(paso); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 2px; display: grid; place-items: center; background: var(--surface-2); color: var(--ink-2); font-weight: 700; font-size: .85rem; font-family: var(--mono); }
.paso.ok::before { background: var(--good); color: #fff; content: "✓"; }
.paso.bloqueado { opacity: .45; pointer-events: none; }
.paso .acciones { display: flex; gap: .5rem; margin-top: .5rem; }

/* Teoría */
.ecuacion { background: var(--surface-2); border: 1px solid var(--line); border-radius: 3px; padding: 1rem; margin: .8rem 0; text-align: center; font-size: 1.1rem; overflow-x: auto; }
.terminos { width: 100%; border-collapse: collapse; font-size: .92rem; margin: .5rem 0 1rem; }
.terminos td, .terminos th { padding: .35rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; text-align: left; }
.terminos th { font-family: var(--mono); font-size: .7rem; text-transform: uppercase; color: var(--muted); }
.terminos td:first-child { white-space: nowrap; }
details { border: 1px solid var(--line); border-radius: 3px; padding: .6rem 1rem; margin: .8rem 0; background: var(--surface); }
details summary { cursor: pointer; font-weight: 600; color: var(--blue); font-family: var(--mono); font-size: .85rem; }
details[open] summary { margin-bottom: .6rem; }
.en { color: var(--muted); font-style: italic; font-size: .9em; }
.callout { border-left: 3px solid var(--blue); background: color-mix(in srgb, var(--blue) 8%, transparent); padding: .8rem 1rem; border-radius: 0 3px 3px 0; margin: 1rem 0; }
.callout.aviso { border-color: var(--yellow); background: color-mix(in srgb, var(--yellow) 12%, transparent); }
.callout.error { border-color: var(--crit); background: color-mix(in srgb, var(--crit) 8%, transparent); }
.caso-head { display: flex; gap: 1rem; align-items: center; margin-bottom: .8rem; }
.logo-empresa { width: 48px; height: 48px; border-radius: 3px; display: grid; place-items: center; background: var(--ink); color: var(--bg); font-weight: 800; font-family: var(--mono); font-size: .8rem; }
.resultado { text-align: center; padding: 1.5rem; } .resultado .pct { font-size: 3rem; font-weight: 800; font-family: var(--mono); }
.resultado.ok .pct { color: var(--good-text); } .resultado.ko .pct { color: var(--crit); }
.guion { list-style: none; padding: 0; margin: 0; } .guion li { display: flex; gap: .6rem; align-items: flex-start; padding: .5rem 0; border-bottom: 1px dashed var(--line); } .guion input { margin-top: .3rem; }
.predicciones { background: color-mix(in srgb, var(--yellow) 12%, transparent); border: 1px solid color-mix(in srgb, var(--yellow) 40%, transparent); border-radius: 3px; padding: 1rem 1.2rem; margin-bottom: 1rem; }
.predicciones h3 { margin-bottom: .3rem; }
.figura { margin: 1rem 0; text-align: center; } .figura svg { max-width: 100%; height: auto; } .figura .pie, .explorable .pie { font-size: .85rem; color: var(--ink-2); margin-top: .4rem; }
.lista-recursos { padding-left: 1.2rem; } .lista-recursos li { margin-bottom: .4rem; }
.recursos h3 { margin-top: 1rem; font-family: var(--mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }

/* ===== Narrativa (Por qué) y explorables ===== */
.fase-narrativa .narrativa { max-width: 760px; }
.narrativa-texto { font-size: 1.04rem; line-height: 1.7; }
.narrativa-texto p { margin-bottom: 1.1em; }
.explorable { margin: 1.4rem 0 1.8rem; padding: 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: 3px; box-shadow: var(--shadow); }
.widget-lienzo { display: block; width: 100%; border-radius: 3px; background: var(--surface-2); }
.widget-ctrl { margin-top: .6rem; padding: .7rem .9rem; }
.widget-leyenda { font-family: var(--mono); font-size: .82rem; color: var(--ink-2); margin-top: .5rem; min-height: 1.2em; }
.idea { margin: 1.2rem 0 1.6rem; padding: .9rem 1.1rem; border-left: 3px solid var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); border-radius: 0 3px 3px 0; font-size: 1.02rem; }
.idea-k { display: block; font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: .25rem; }

/* ===== Modelo 3D ===== */
.lienzo3d { border: 1px solid var(--line); border-radius: 3px; background: radial-gradient(ellipse at 40% 40%, color-mix(in srgb, var(--surface-2) 60%, var(--blue) 8%), var(--surface-2)); overflow: hidden; line-height: 0; }
.lienzo3d canvas { display: block; cursor: grab; }
.barra3d { display: flex; gap: .4rem; align-items: center; flex-wrap: wrap; margin: .5rem 0 .2rem; }
.cajetin-acciones { grid-column: 1 / -1; display: flex; gap: .5rem; justify-content: flex-end; }

/* ===== Modelo interactivo ===== */
.modelo { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr); gap: 1rem; align-items: start; }
@media (max-width: 860px) { .modelo { grid-template-columns: 1fr; } }
.modelo-lienzo { display: block; width: 100%; border-radius: 3px; background: var(--surface-2); border: 1px solid var(--line); }
.modelo-partes { display: flex; flex-wrap: wrap; gap: .35rem; margin: .6rem 0; }
.chip-parte { font: inherit; font-family: var(--mono); font-size: .76rem; font-weight: 600; padding: .3rem .65rem; border-radius: 2px; border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); cursor: pointer; }
.chip-parte:hover { border-color: var(--accent); color: var(--ink); }
.chip-parte.activa { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip-parte.escenario { border-style: dashed; border-color: var(--blue); color: var(--blue); }
.chip-parte.escenario.activa { background: var(--blue); color: #fff; border-style: solid; }
.escenarios { margin-top: .7rem; } .escenarios-lista { display: flex; flex-wrap: wrap; gap: .35rem; }
.modelo-panel { position: sticky; top: 120px; }
.modelo-teoria { background: var(--surface); border: 1px solid var(--border); border-radius: 3px; padding: 1rem 1.1rem; box-shadow: var(--shadow); max-height: calc(100vh - 140px); overflow-y: auto; }
.modelo-teoria h3 { margin-top: .1rem; } .modelo-teoria .ecuacion { font-size: 1rem; padding: .7rem; }
.modelo-valores td.num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--mono); }
.modelo .ctrl-panel { margin-top: .6rem; }

/* Repaso / varios */
.repaso-item { margin-bottom: 1rem; }
.chip { display: inline-block; font-size: .72rem; padding: .1rem .5rem; border-radius: 2px; background: var(--surface-2); color: var(--ink-2); font-family: var(--mono); }
.dlg { border: 1px solid var(--border); border-radius: 4px; background: var(--surface); color: var(--ink); padding: 1.5rem; max-width: 460px; box-shadow: var(--shadow); }
.dlg::backdrop { background: rgba(0,0,0,.45); }
.js-plotly-plot .plotly .modebar { opacity: .4; } .js-plotly-plot .plotly .modebar:hover { opacity: 1; }
.tabla { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tabla th, .tabla td { padding: .4rem .6rem; border-bottom: 1px solid var(--line); text-align: left; }
.tabla th { color: var(--ink-2); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; font-family: var(--mono); }
.tabla td.num { text-align: right; font-variant-numeric: tabular-nums; }
.check { display: flex; gap: .6rem; align-items: flex-start; padding: .4rem 0; } .check input { margin-top: .3rem; }
kbd { font-family: var(--mono); font-size: .85em; background: var(--surface-2); padding: .1rem .4rem; border-radius: 3px; border: 1px solid var(--line); }

/* Biblioteca */
.biblio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: .8rem; }
.libro { background: var(--surface); border: 1px solid var(--border); border-radius: 3px; padding: .8rem 1rem; border-left: 3px solid var(--blue); }
.libro .t { font-weight: 700; } .libro .a { font-size: .85rem; color: var(--ink-2); } .libro .q { font-size: .88rem; margin-top: .3rem; }
.libro .tags { margin-top: .4rem; display: flex; gap: .3rem; flex-wrap: wrap; }

/* ===== Taller: figuras anatomía (kit isométrico Anatomy) ===== */
/* Tokens del kit alineados con el papel de Forja: la tarjeta de la figura es del mismo color que .card */
.iso-forja, .figura-mini { --anatomy-mono: var(--mono); }
.iso-forja[data-theme="light"], .figura-mini[data-theme="light"] {
  --anatomy-page: var(--bg); --anatomy-card: #fbfaf6; --anatomy-paper: #fbfaf6; --anatomy-face: #ffffff; --anatomy-top: #ffffff;
  --anatomy-shade-0: #dcdbd4; --anatomy-shade-1: #e5e4dd; --anatomy-shade-2: #edece5; --anatomy-shade-3: #f4f3ee;
  --anatomy-lit-top: #ffffff; --anatomy-lit-shade: #eeede6; --anatomy-text: var(--ink-2); --anatomy-strong: var(--ink); --anatomy-muted: var(--muted);
  --anatomy-hi: #26262a; --anatomy-mid: #8a8a8f; --anatomy-lo: #b4b4b8; --anatomy-faint: #d6d5cf; --anatomy-lit: #000000;
  --anatomy-red: var(--red); --anatomy-green: var(--good); --anatomy-blue: var(--blue);
}
.iso-forja[data-theme="dark"], .figura-mini[data-theme="dark"] {
  --anatomy-page: var(--bg); --anatomy-card: #171d24; --anatomy-paper: #171d24; --anatomy-face: #1d242c; --anatomy-top: #1e252d;
  --anatomy-shade-0: #121820; --anatomy-shade-1: #151b23; --anatomy-shade-2: #192027; --anatomy-shade-3: #1c232b;
  --anatomy-lit-top: #2a333d; --anatomy-lit-shade: #222a33; --anatomy-text: var(--ink-2); --anatomy-strong: var(--ink); --anatomy-muted: var(--muted);
  --anatomy-hi: #d6d9de; --anatomy-mid: #6e7681; --anatomy-lo: #434c57; --anatomy-faint: #2d3640; --anatomy-lit: #ffffff;
  --anatomy-red: var(--red); --anatomy-green: var(--good); --anatomy-blue: var(--blue);
}
.iso-forja .iso-figure { margin: 0; }
.iso-forja .iso-plate { box-shadow: 0 0 0 1px var(--border), var(--shadow); border-radius: var(--radius); }
.iso-forja .iso-legend { font-family: var(--font); color: var(--ink-2); }
.iso-forja .iso-stage { outline: none; touch-action: pan-y; }
/* en tarjetas estrechas (manual de montaje, móvil) la pista y la lectura se parten en dos líneas en vez de solaparse */
.iso-forja .iso-plate-corner[data-corner="hint"] { max-width: 44%; white-space: normal; line-height: 1.35; }
.iso-forja .iso-plate-corner[data-corner="readout"] { max-width: 52%; white-space: normal; line-height: 1.35; text-align: right; }
.iso-forja .iso-stage:focus-visible { outline: 1px solid var(--anatomy-muted); outline-offset: 6px; }
.figura-escenario { margin: 0 0 1.4rem; }
.figura-cols { align-items: start; }
.figura-head .ficha .chip { margin: 0 .2rem .2rem 0; }
.figuras-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1rem; }
.figura-card { display: block; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); color: var(--ink); box-shadow: var(--shadow); overflow: hidden; transition: transform .12s, border-color .12s; }
.figura-card:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.figura-mini { padding: 10px 14px 0; background: var(--anatomy-card); border-bottom: 1px solid var(--line); pointer-events: none; --anatomy-paper: var(--anatomy-card); }
.figura-mini .iso-svg { width: 100%; height: auto; }
.figura-card-body { padding: .8rem 1rem .9rem; }
.figura-card-body .cod { font-family: var(--mono); font-size: .68rem; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }
.figura-card-body .tit { font-weight: 700; font-size: 1.05rem; margin: .15rem 0 .2rem; }
.figura-card-body .sub { font-size: .88rem; color: var(--ink-2); }
.figura-card-body .meta { display: flex; gap: .35rem; flex-wrap: wrap; margin-top: .5rem; }
.card-figura { padding: 0; background: transparent; border: 0; box-shadow: none; }
.card-figura::before, .card-figura::after { display: none; }

/* ===== Manual de montaje (proyectos): figura tipo LEGO con pasos y materiales ===== */
.montaje { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(300px, 1fr); gap: 1rem; align-items: start; margin-bottom: 1rem; }
@media (max-width: 900px) { .montaje { grid-template-columns: 1fr; } }
.montaje .materiales { grid-column: 1 / -1; margin-top: 0; }
.montaje-panel { position: sticky; top: 72px; }
.montaje-cab { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; }
.montaje-num { font-family: var(--mono); font-weight: 800; font-size: 2.4rem; line-height: 1; color: var(--accent); }
.montaje-num small { font-size: 1rem; color: var(--muted); font-weight: 600; }
.montaje-nav { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin: .6rem 0 .8rem; flex-wrap: wrap; }
.montaje-puntos { display: flex; gap: .25rem; flex-wrap: wrap; }
.montaje-puntos .punto { width: 26px; height: 26px; border-radius: 2px; border: 1px solid var(--line); background: var(--surface-2); color: var(--ink-2); font: 600 .74rem var(--mono); cursor: pointer; }
.montaje-puntos .punto.hecho { background: color-mix(in srgb, var(--good) 20%, transparent); color: var(--good-text); border-color: transparent; }
.montaje-puntos .punto.activo { background: var(--accent); color: #fff; border-color: var(--accent); }
.montaje-piezas { display: flex; flex-wrap: wrap; gap: .35rem; margin: .4rem 0 .7rem; }
.montaje-piezas .pieza { font-size: .82rem; padding: .25rem .6rem; border: 1px solid var(--line); border-radius: 2px; background: var(--surface-2); }
.montaje-piezas .pieza b { font-family: var(--mono); color: var(--accent); margin-right: .2rem; }
.montaje-texto { font-size: .98rem; }
.montaje-entregable { border-top: 1px dashed var(--line); margin-top: .6rem; padding-top: .6rem; }
.materiales tr.actual td { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.materiales td.num { text-align: right; font-family: var(--mono); }

/* miniatura de la figura anatomía en las tarjetas del mapa */
.unidad-card.con-figura { padding-top: 0; }
.mini-mapa { margin: 0 -1rem .6rem; padding: 6px 10px 0; border-bottom: 1px solid var(--line); max-height: 120px; overflow: hidden; }
.mini-mapa .iso-svg { transform: scale(1.15); transform-origin: 50% 0; }