/* =============================================================
   DESCÍFRALO — hoja de estilos única
   Minimalismo + modernidad + profesionalidad + accesibilidad.
   Un solo color de acento. Sin estética gubernamental ni de chatbot.
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --acento:        #2b57d6;
  --acento-fuerte: #1e40b0;
  --acento-suave:  #eaf0ff;

  --bg:        #ffffff;
  --bg-alt:    #f6f7f9;
  --bg-hueco:  #eef0f3;
  --linea:     #e2e5ea;
  --linea-fuerte: #cfd4dc;

  --tinta:     #14161c;   /* negro suave */
  --tinta-media: #454b57;
  --tinta-baja: #6b7280;

  --ok:        #1a7f47;
  --ok-bg:     #e6f4ec;
  --aviso:     #b4690e;
  --aviso-bg:  #fbf0e2;
  --alerta:    #c0392b;
  --alerta-bg: #fbeae8;

  --radio:     12px;
  --radio-s:   8px;
  --radio-l:   20px;
  --sombra-s:  0 1px 2px rgba(20,22,28,.06), 0 1px 3px rgba(20,22,28,.05);
  --sombra-m:  0 4px 14px rgba(20,22,28,.08);
  --sombra-l:  0 12px 40px rgba(20,22,28,.12);

  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --ancho: 1120px;
  --ancho-lectura: 720px;
  --gutter: clamp(1rem, 4vw, 2rem);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --nav-h: 64px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-tema="claro"]) {
    --bg:        #101216;
    --bg-alt:    #161920;
    --bg-hueco:  #1c1f27;
    --linea:     #272b34;
    --linea-fuerte: #363b47;
    --tinta:     #eceef2;
    --tinta-media: #b9bfca;
    --tinta-baja: #8b93a1;
    --acento:    #6f8dff;
    --acento-fuerte: #93a9ff;
    --acento-suave: #1b2333;
    --ok-bg:     #12271b;
    --aviso-bg:  #2a2011;
    --alerta-bg: #2a1512;
    --sombra-s:  0 1px 2px rgba(0,0,0,.4);
    --sombra-m:  0 4px 14px rgba(0,0,0,.45);
    --sombra-l:  0 12px 40px rgba(0,0,0,.55);
  }
}
:root[data-tema="oscuro"] {
  --bg:#101216;--bg-alt:#161920;--bg-hueco:#1c1f27;--linea:#272b34;--linea-fuerte:#363b47;
  --tinta:#eceef2;--tinta-media:#b9bfca;--tinta-baja:#8b93a1;--acento:#6f8dff;--acento-fuerte:#93a9ff;
  --acento-suave:#1b2333;--ok-bg:#12271b;--aviso-bg:#2a2011;--alerta-bg:#2a1512;
  --sombra-s:0 1px 2px rgba(0,0,0,.4);--sombra-m:0 4px 14px rgba(0,0,0,.45);--sombra-l:0 12px 40px rgba(0,0,0,.55);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--tinta);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.4rem); }
::selection { background: var(--acento); color: #fff; }
:focus-visible { outline: 2px solid var(--acento); outline-offset: 2px; border-radius: 4px; }

/* =============================================================
   3. Utilidades
   ============================================================= */
.contenedor { max-width: var(--ancho); margin-inline: auto; padding-inline: var(--gutter); }
.lectura { max-width: var(--ancho-lectura); }
.seccion { padding-block: clamp(3rem, 8vw, 5.5rem); }
.seccion--alt { background: var(--bg-alt); }
.centro { text-align: center; }
.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;
}
.salto-enlace {
  position: fixed; top: -60px; left: 1rem; z-index: 999;
  background: var(--acento); color: #fff; padding: .6rem 1rem; border-radius: var(--radio-s);
}
.salto-enlace:focus { top: 1rem; }
.pila > * + * { margin-top: 1rem; }
.oculto { display: none !important; }

/* =============================================================
   4. Tipografía de contenido
   ============================================================= */
.prosa > * + * { margin-top: 1rem; }
.prosa h2 { margin-top: 2.4rem; }
.prosa h3 { margin-top: 1.8rem; }
.prosa ul, .prosa ol { padding-left: 1.3rem; }
.prosa li + li { margin-top: .4rem; }
.prosa a { color: var(--acento); text-decoration: underline; text-underline-offset: 3px; }
.kicker {
  display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--acento); margin-bottom: .6rem;
}
.plomo { font-size: 1.15rem; color: var(--tinta-media); }

/* =============================================================
   5. Componentes
   ============================================================= */

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .8rem 1.3rem; border-radius: var(--radio-s); font-weight: 600;
  border: 1px solid transparent; transition: background .2s var(--ease-out), transform .1s var(--ease-out), border-color .2s;
  min-height: 44px; text-align: center;
}
.btn--primario, a.btn--primario { background: var(--acento); color: #fff; }
.btn--primario:hover, a.btn--primario:hover { background: var(--acento-fuerte); color: #fff; }
.btn--primario:active { transform: translateY(1px); }
.btn--secundario, a.btn--secundario { background: var(--bg); color: var(--tinta); border-color: var(--linea-fuerte); }
.btn--secundario:hover, a.btn--secundario:hover { border-color: var(--acento); color: var(--acento); }
.btn--fantasma, a.btn--fantasma { color: var(--acento); padding-inline: .4rem; }
.btn--fantasma:hover { text-decoration: underline; }
/* Los botones nunca heredan el subrayado/color de enlace de .prosa */
.prosa a.btn { text-decoration: none; }
a.btn--primario:hover { text-decoration: none; }
.btn--grande { padding: 1rem 1.7rem; font-size: 1.05rem; min-height: 52px; }
.btn--ancho { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* Tarjetas */
.tarjeta {
  background: var(--bg); border: 1px solid var(--linea); border-radius: var(--radio);
  padding: 1.5rem; box-shadow: var(--sombra-s);
}
.tarjeta--suave { box-shadow: none; background: var(--bg-alt); }

/* Insignias / niveles de atención */
.insignia {
  display: inline-flex; align-items: center; gap: .4rem; font-size: .85rem; font-weight: 600;
  padding: .3rem .7rem; border-radius: 999px; border: 1px solid var(--linea-fuerte);
}
.insignia--rojo   { background: var(--alerta-bg); color: var(--alerta); border-color: transparent; }
.insignia--ambar  { background: var(--aviso-bg); color: var(--aviso); border-color: transparent; }
.insignia--verde  { background: var(--ok-bg); color: var(--ok); border-color: transparent; }
.insignia--neutro { background: var(--bg-hueco); color: var(--tinta-media); border-color: transparent; }
.punto { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

/* Etiquetas de confianza */
.confianza {
  display: inline-flex; align-items: center; gap: .35rem; font-size: .78rem; font-weight: 600;
  padding: .2rem .55rem; border-radius: 6px; background: var(--bg-hueco); color: var(--tinta-media);
}
.confianza--doc    { background: var(--acento-suave); color: var(--acento-fuerte); }
.confianza--fuente { background: var(--ok-bg); color: var(--ok); }
.confianza--revisar{ background: var(--aviso-bg); color: var(--aviso); }

/* Avisos en página (nunca alert()) */
.aviso {
  display: flex; gap: .7rem; padding: .9rem 1.1rem; border-radius: var(--radio-s);
  background: var(--bg-hueco); border: 1px solid var(--linea); font-size: .95rem;
}
.aviso--ok     { background: var(--ok-bg); border-color: transparent; color: var(--ok); }
.aviso--aviso  { background: var(--aviso-bg); border-color: transparent; color: var(--aviso); }
.aviso--alerta { background: var(--alerta-bg); border-color: transparent; color: var(--alerta); }
.aviso strong { color: inherit; }

/* Formularios */
.campo { display: block; margin-bottom: 1rem; }
.campo label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: .35rem; }
.campo input, .campo textarea, .campo select {
  width: 100%; padding: .75rem .9rem; border: 1px solid var(--linea-fuerte);
  border-radius: var(--radio-s); background: var(--bg); min-height: 44px;
}
.campo input:focus, .campo textarea:focus { border-color: var(--acento); outline: none; }
.campo .ayuda { font-size: .82rem; color: var(--tinta-baja); margin-top: .3rem; }

/* Navegación */
.nav {
  position: sticky; top: 0; z-index: 100; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--linea);
}
.nav__fila { display: flex; align-items: center; gap: 1rem; height: var(--nav-h); }
.marca { display: inline-flex; align-items: center; gap: .5rem; font-weight: 800; font-size: 1.1rem; letter-spacing: -.02em; }
.marca__punto { width: 10px; height: 10px; border-radius: 3px; background: var(--acento); transform: rotate(45deg); }
.nav__enlaces { display: none; gap: 1.4rem; margin-left: auto; align-items: center; }
.nav__enlaces a { font-size: .95rem; color: var(--tinta-media); }
.nav__enlaces a:hover { color: var(--tinta); }
.nav__cta { margin-left: auto; display: flex; gap: .6rem; align-items: center; }
.nav__cta .btn { padding: .55rem .9rem; min-height: 40px; font-size: .92rem; white-space: nowrap; }
.nav__hamburguesa { display: inline-flex; padding: .5rem; }
@media (max-width: 959px) {
  .nav__cta .btn--fantasma { display: none; }        /* "Entrar" pasa al menú */
  .nav__cta .btn--primario { font-size: .82rem; padding: .5rem .7rem; }
}
@media (max-width: 400px) {
  .nav__cta .btn--primario { display: none; }         /* pantallas muy pequeñas: CTA en el menú */
}
@media (min-width: 960px) {
  .nav__enlaces { display: flex; }
  .nav__cta { margin-left: 1.4rem; }
  .nav__hamburguesa { display: none; }
}
.nav__movil {
  display: none; flex-direction: column; gap: .2rem; padding: .8rem var(--gutter) 1.2rem;
  border-bottom: 1px solid var(--linea); background: var(--bg);
}
.nav__movil.abierto { display: flex; }
.nav__movil a { padding: .7rem .2rem; border-bottom: 1px solid var(--linea); color: var(--tinta-media); }

/* Pie */
.pie { background: var(--bg-alt); border-top: 1px solid var(--linea); padding-block: 3rem 2rem; font-size: .92rem; }
.pie__rejilla { display: grid; gap: 2rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .pie__rejilla { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.pie h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--tinta-baja); margin-bottom: .8rem; }
.pie a { color: var(--tinta-media); display: block; padding: .25rem 0; }
.pie a:hover { color: var(--acento); }
.pie__legal { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--linea); color: var(--tinta-baja); }
.pie__disclaimer { background: var(--bg-hueco); border-radius: var(--radio-s); padding: 1rem 1.2rem; margin-top: 1.2rem; font-size: .88rem; color: var(--tinta-media); }

/* Modal */
dialog {
  border: 0; border-radius: var(--radio-l); padding: 0; max-width: 460px; width: calc(100% - 2rem);
  box-shadow: var(--sombra-l); color: var(--tinta); background: var(--bg);
}
dialog::backdrop { background: rgba(10,12,18,.55); backdrop-filter: blur(2px); }
.modal__cuerpo { padding: 1.6rem; }
.modal__cerrar { position: absolute; top: .8rem; right: .8rem; padding: .4rem; color: var(--tinta-baja); }

/* Acordeón */
.acordeon details { border-bottom: 1px solid var(--linea); }
.acordeon summary { cursor: pointer; padding: 1.1rem 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.acordeon summary::-webkit-details-marker { display: none; }
.acordeon summary::after { content: "+"; color: var(--acento); font-size: 1.3rem; line-height: 1; }
.acordeon details[open] summary::after { content: "–"; }
.acordeon details > div { padding-bottom: 1.1rem; color: var(--tinta-media); }

/* Hueco publicitario */
.anuncio {
  display: flex; align-items: center; justify-content: center; text-align: center;
  background: repeating-linear-gradient(45deg, var(--bg-hueco), var(--bg-hueco) 10px, var(--bg-alt) 10px, var(--bg-alt) 20px);
  border: 1px dashed var(--linea-fuerte); border-radius: var(--radio-s); color: var(--tinta-baja);
  font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; min-height: 90px; padding: 1rem;
}
.anuncio--lateral { min-height: 600px; width: 160px; writing-mode: initial; }
.anuncio[hidden] { display: none; }

/* Barra de créditos */
.creditos-pill {
  display: inline-flex; align-items: center; gap: .45rem; padding: .4rem .8rem;
  border-radius: 999px; background: var(--acento-suave); color: var(--acento-fuerte);
  font-weight: 700; font-size: .9rem; border: 1px solid transparent;
}
.creditos-barra { height: 8px; border-radius: 999px; background: var(--bg-hueco); overflow: hidden; }
.creditos-barra > i { display: block; height: 100%; background: var(--acento); transition: width .5s var(--ease-out); }

/* MODO DEMO */
.modo-demo {
  background: var(--aviso-bg); color: var(--aviso); text-align: center;
  padding: .5rem 1rem; font-size: .85rem; font-weight: 600; border-bottom: 1px solid color-mix(in srgb, var(--aviso) 30%, transparent);
}

/* =============================================================
   6. Secciones landing
   ============================================================= */
.hero { padding-block: clamp(3rem, 8vw, 5rem) clamp(2.5rem, 6vw, 4rem); }
.hero__grid { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .hero__grid { grid-template-columns: 1.05fr .95fr; } }
.hero h1 { font-size: clamp(2.1rem, 5.2vw, 3.3rem); }
.hero .plomo { margin-top: 1rem; max-width: 34ch; }
.hero__cta { margin-top: 1.8rem; display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.hero__formatos { margin-top: 1rem; font-size: .9rem; color: var(--tinta-baja); }
.hero__sincomplicar { margin-top: .4rem; font-size: .9rem; color: var(--tinta-media); font-weight: 600; }

/* Dropzone (compartido landing + app) */
.dropzone {
  border: 2px dashed var(--linea-fuerte); border-radius: var(--radio-l); background: var(--bg-alt);
  padding: 2rem 1.5rem; text-align: center; transition: border-color .2s, background .2s;
}
.dropzone.sobre { border-color: var(--acento); background: var(--acento-suave); }
.dropzone__iconos { display: flex; gap: .6rem; justify-content: center; margin-bottom: .8rem; color: var(--tinta-baja); }
.dropzone__acciones { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; margin-top: 1rem; }

/* Antes / Después */
.antesdespues { display: grid; gap: 1.5rem; }
@media (min-width: 860px) { .antesdespues { grid-template-columns: 1fr 1fr; align-items: start; } }
.doc-ficticio {
  background: var(--bg); border: 1px solid var(--linea); border-radius: var(--radio); padding: 1.5rem;
  font-size: .82rem; line-height: 1.7; color: var(--tinta-media); box-shadow: var(--sombra-m);
}
.doc-ficticio__sello { font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--tinta-baja); border-bottom: 1px solid var(--linea); padding-bottom: .5rem; margin-bottom: .8rem; }
.resultado-demo { background: var(--bg); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra-m); }
.resultado-demo__fila { display: grid; grid-template-columns: 130px 1fr; gap: 1rem; padding: .9rem 1.2rem; border-bottom: 1px solid var(--linea); font-size: .92rem; }
.resultado-demo__fila:last-child { border-bottom: 0; }
.resultado-demo__fila b { color: var(--tinta-baja); font-weight: 600; }

/* Pasos */
.pasos { display: grid; gap: 1.5rem; counter-reset: paso; }
@media (min-width: 720px) { .pasos { grid-template-columns: repeat(3, 1fr); } }
.paso { position: relative; padding-left: 3rem; }
.paso::before {
  counter-increment: paso; content: counter(paso);
  position: absolute; left: 0; top: 0; width: 2.1rem; height: 2.1rem; border-radius: 50%;
  background: var(--acento); color: #fff; display: grid; place-items: center; font-weight: 700;
}

/* Rejilla de tarjetas temáticas */
.rejilla-tarjetas { display: grid; gap: 1rem; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 720px) { .rejilla-tarjetas { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 960px) { .rejilla-tarjetas { grid-template-columns: repeat(4, 1fr); } }
.mini-tarjeta { padding: 1rem; border: 1px solid var(--linea); border-radius: var(--radio-s); background: var(--bg); font-weight: 600; font-size: .95rem; }
.mini-tarjeta:hover { border-color: var(--acento); }

/* Precios */
.precios { display: grid; gap: 1.2rem; }
@media (min-width: 780px) { .precios { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .precios { grid-template-columns: repeat(4, 1fr); } }
.plan { border: 1px solid var(--linea); border-radius: var(--radio); padding: 1.5rem; background: var(--bg); display: flex; flex-direction: column; }
.plan--destacado { border-color: var(--acento); box-shadow: 0 0 0 3px var(--acento-suave); }
.plan__etiqueta { align-self: flex-start; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--acento); margin-bottom: .5rem; }
.plan__precio { font-size: 2rem; font-weight: 800; letter-spacing: -.03em; }
.plan__precio span { font-size: .9rem; font-weight: 500; color: var(--tinta-baja); }
.plan__paginas { color: var(--tinta-media); font-weight: 600; margin-top: .2rem; }
.plan ul { list-style: none; margin: 1rem 0; padding: 0; display: grid; gap: .5rem; font-size: .9rem; color: var(--tinta-media); }
.plan li { padding-left: 1.4rem; position: relative; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }
.plan .btn { margin-top: auto; }
.precios__iva { text-align: center; color: var(--tinta-baja); font-size: .9rem; margin-top: 1rem; }

/* Tabla de precios */
.tabla-precios { width: 100%; border-collapse: collapse; font-size: .95rem; }
.tabla-precios th, .tabla-precios td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--linea); }
.tabla-precios th:not(:first-child), .tabla-precios td:not(:first-child) { text-align: right; }
.tabla-precios thead th { color: var(--tinta-baja); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }

/* =============================================================
   7. App
   ============================================================= */
.app-top { border-bottom: 1px solid var(--linea); background: var(--bg); position: sticky; top: 0; z-index: 90; }
.app-top__fila { display: flex; align-items: center; gap: 1rem; height: var(--nav-h); }
.app-top__dcha { margin-left: auto; display: flex; align-items: center; gap: .8rem; }
.app-menu { position: relative; }
.app-menu__lista { position: absolute; right: 0; top: calc(100% + .5rem); background: var(--bg); border: 1px solid var(--linea); border-radius: var(--radio-s); box-shadow: var(--sombra-m); min-width: 190px; padding: .4rem; }
.app-menu__lista a { display: block; padding: .55rem .7rem; border-radius: 6px; font-size: .92rem; color: var(--tinta-media); }
.app-menu__lista a:hover { background: var(--bg-alt); color: var(--tinta); }

.app-layout { display: grid; gap: 2rem; padding-block: 2rem 4rem; }
@media (min-width: 1040px) { .app-layout--con-lado { grid-template-columns: 1fr 300px; align-items: start; } }

.tool-card { background: var(--bg); border: 1px solid var(--linea); border-radius: var(--radio-l); padding: clamp(1.2rem, 4vw, 2rem); box-shadow: var(--sombra-s); }
.tool-card[data-state="working"] .dropzone { display: none; }

/* Miniaturas de páginas */
.paginas { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: .8rem; margin-top: 1.2rem; }
.pagina-mini { position: relative; border: 1px solid var(--linea); border-radius: var(--radio-s); overflow: hidden; background: var(--bg-alt); aspect-ratio: 3/4; }
.pagina-mini img, .pagina-mini canvas { width: 100%; height: 100%; object-fit: cover; }
.pagina-mini__num { position: absolute; left: 4px; top: 4px; background: rgba(0,0,0,.6); color: #fff; font-size: .7rem; padding: 1px 6px; border-radius: 4px; }
.pagina-mini__acc { position: absolute; right: 3px; top: 3px; display: flex; gap: 2px; }
.pagina-mini__acc button { background: rgba(0,0,0,.6); color: #fff; width: 22px; height: 22px; border-radius: 5px; display: grid; place-items: center; font-size: .8rem; }
.pagina-mini--mal { outline: 2px solid var(--aviso); }

/* Pasos de análisis */
.pasos-analisis { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; gap: .6rem; }
.pasos-analisis li { display: flex; align-items: center; gap: .7rem; color: var(--tinta-baja); font-size: .95rem; }
.pasos-analisis li.hecho { color: var(--tinta); }
.pasos-analisis li .marca-paso { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--linea-fuerte); display: grid; place-items: center; flex: none; }
.pasos-analisis li.hecho .marca-paso { background: var(--ok); border-color: var(--ok); color: #fff; }
.pasos-analisis li.activo .marca-paso { border-color: var(--acento); animation: pulso 1s infinite; }
@keyframes pulso { 50% { box-shadow: 0 0 0 4px var(--acento-suave); } }

/* Resultado */
.resultado { display: grid; gap: 1.5rem; }
.bloque-resultado { border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; }
.bloque-resultado > header { padding: 1rem 1.3rem; background: var(--bg-alt); border-bottom: 1px solid var(--linea); font-weight: 700; display: flex; align-items: center; gap: .6rem; }
.bloque-resultado > div { padding: 1.3rem; }
.bloque-resultado--principal > header { background: var(--acento); color: #fff; }

.siguiente-paso { background: var(--acento-suave); border: 1px solid color-mix(in srgb, var(--acento) 25%, transparent); border-radius: var(--radio); padding: 1.4rem; }
.siguiente-paso h3 { color: var(--acento-fuerte); }

.fecha-limite { font-size: 1.6rem; font-weight: 800; letter-spacing: -.02em; }

/* Plan de acción */
.plan-accion { list-style: none; padding: 0; counter-reset: pa; display: grid; gap: 1rem; }
.plan-accion > li { border: 1px solid var(--linea); border-radius: var(--radio-s); padding: 1rem 1.2rem; position: relative; padding-left: 3rem; }
.plan-accion > li::before {
  counter-increment: pa; content: counter(pa);
  position: absolute; left: .9rem; top: 1rem; width: 1.6rem; height: 1.6rem; border-radius: 50%;
  background: var(--acento); color: #fff; display: grid; place-items: center; font-size: .85rem; font-weight: 700;
}
.checklist { list-style: none; padding: 0; margin-top: .6rem; display: grid; gap: .35rem; }
.checklist label { display: flex; align-items: flex-start; gap: .5rem; font-size: .92rem; color: var(--tinta-media); cursor: pointer; }
.checklist input { margin-top: .25rem; }
.checklist input:checked + span { text-decoration: line-through; color: var(--tinta-baja); }

/* Fuentes */
.fuentes-lista { display: grid; gap: .7rem; }
.fuente details { border: 1px solid var(--linea); border-radius: var(--radio-s); }
.fuente summary { padding: .9rem 1.1rem; cursor: pointer; font-weight: 600; list-style: none; }
.fuente summary::-webkit-details-marker { display: none; }
.fuente details > div { padding: 0 1.1rem 1.1rem; font-size: .9rem; color: var(--tinta-media); }
.fuente dl { display: grid; grid-template-columns: auto 1fr; gap: .3rem .8rem; margin-top: .5rem; }
.fuente dt { color: var(--tinta-baja); }

/* Chat contextual */
.chat { border: 1px solid var(--linea); border-radius: var(--radio); display: flex; flex-direction: column; max-height: 460px; }
.chat__hist { flex: 1; overflow-y: auto; padding: 1rem; display: grid; gap: .8rem; }
.chat__msg { padding: .7rem .9rem; border-radius: var(--radio-s); max-width: 85%; font-size: .93rem; }
.chat__msg--yo { background: var(--acento); color: #fff; justify-self: end; }
.chat__msg--ia { background: var(--bg-alt); }
.chat__sugerencias { display: flex; flex-wrap: wrap; gap: .4rem; padding: .6rem 1rem; border-top: 1px solid var(--linea); }
.chat__sugerencias button { font-size: .82rem; padding: .35rem .7rem; border: 1px solid var(--linea-fuerte); border-radius: 999px; color: var(--tinta-media); }
.chat__sugerencias button:hover { border-color: var(--acento); color: var(--acento); }
.chat__entrada { display: flex; gap: .5rem; padding: .8rem; border-top: 1px solid var(--linea); }
.chat__entrada input { flex: 1; }

/* Historial */
.hist-item { display: grid; gap: .4rem; padding: 1.1rem 1.3rem; border: 1px solid var(--linea); border-radius: var(--radio-s); }
.hist-item + .hist-item { margin-top: .8rem; }
.hist-item__meta { display: flex; flex-wrap: wrap; gap: .8rem; font-size: .85rem; color: var(--tinta-baja); }
.hist-item__acc { display: flex; gap: .8rem; margin-top: .3rem; font-size: .88rem; }

/* Dashboard */
.dash-grid { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .dash-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .dash-grid { grid-template-columns: repeat(3, 1fr); } }
.dash-card { border: 1px solid var(--linea); border-radius: var(--radio); padding: 1.3rem; background: var(--bg); }
.dash-card h3 { font-size: .95rem; color: var(--tinta-baja); margin-bottom: .6rem; }

/* =============================================================
   8. Responsive helpers
   ============================================================= */
@media (max-width: 719px) {
  .resultado-demo__fila { grid-template-columns: 1fr; gap: .2rem; }
  .plan-accion > li { padding-left: 2.6rem; }
}

/* =============================================================
   9. Reduced motion
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .pasos-analisis li.activo .marca-paso { animation: none; }
  * { scroll-behavior: auto; }
}