/* =====================================================================
   Rimasun · landing comercial
   Concepto: «la conversación viva». Tipografía grande y apretada de sistema,
   etiquetas en monoespaciada (lenguaje de desarrollador), un escenario de
   llamada siempre oscuro como pieza central y superficies frías marino/turquesa.
   El naranja se reserva para los llamados a la acción.
   ===================================================================== */

:root {
  /* Color · claro */
  --fondo: #F4F7FA;
  --fondo-alt: #EAF0F5;
  --superficie: #FFFFFF;
  --superficie-2: #F7FAFC;
  --borde: #D6E0EA;
  --borde-fuerte: #B9C7D6;
  --borde-campo: #7C8CA0;
  --tinta: #16233A;
  --tinta-2: #55657A;
  --marino: #2A3C58;
  --turquesa: #51BFD1;
  --turquesa-texto: #1B7586;
  --turquesa-suave: #DDF2F6;
  --naranja: #E5631A;
  --naranja-hover: #F07A36;
  --sobre-naranja: #0B1422;
  --exito: #1F7A4D;
  --error: #B3261E;
  --error-suave: #FBE9E7;
  --exito-suave: #E3F4EA;
  --malla-1: rgba(81, 191, 209, .28);
  --malla-2: rgba(42, 60, 88, .16);
  --malla-3: rgba(229, 99, 26, .10);
  --sombra: 0 1px 2px rgba(22, 35, 58, .06), 0 12px 32px -12px rgba(22, 35, 58, .18);
  --cabecera-fondo: rgba(244, 247, 250, .82);

  /* Superficies siempre oscuras (escenario, código, banda final) */
  --oscuro-fondo: #0B1626;
  --oscuro-superficie: #13223A;
  --oscuro-borde: #26374F;
  --oscuro-tinta: #E6EEF5;
  --oscuro-tinta-2: #9FB0C4;
  --c-com: #7F93AA;
  --c-clave: #7FD6E4;
  --c-cad: #F2A877;
  --c-num: #C6B5FF;
  --c-prop: #B9D4F0;
  --c-fn: #8BE0B8;

  /* Tipografía */
  --f-display: "Segoe UI Variable Display", "SF Pro Display", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-texto: system-ui, -apple-system, "Segoe UI Variable Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --f-mono: ui-monospace, "Cascadia Code", "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  /* Escala */
  --t-0: .8125rem;
  --t-1: .9375rem;
  --t-2: 1.0625rem;
  --t-3: 1.25rem;
  --t-4: clamp(1.6rem, 1.1rem + 2vw, 2.4rem);
  --t-5: clamp(2.3rem, 1.3rem + 3.9vw, 4.5rem);

  --radio: 14px;
  --radio-chico: 9px;
  --ancho: 1200px;
  --gutter: max(16px, env(safe-area-inset-left, 0px));
  --gutter-d: max(16px, env(safe-area-inset-right, 0px));
  --ease: cubic-bezier(.2, .8, .2, 1);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fondo: #0B1422;
    --fondo-alt: #0F1A2B;
    --superficie: #111C2E;
    --superficie-2: #15223A;
    --borde: #22324A;
    --borde-fuerte: #34475F;
    --borde-campo: #62789A;
    --tinta: #E6EEF5;
    --tinta-2: #9AABBF;
    --marino: #8FB0D6;
    --turquesa: #51BFD1;
    --turquesa-texto: #6FD0E0;
    --turquesa-suave: #12303A;
    --exito: #5FCB93;
    --error: #FF8A80;
    --error-suave: #3A1A1A;
    --exito-suave: #12301F;
    --malla-1: rgba(81, 191, 209, .18);
    --malla-2: rgba(70, 100, 150, .22);
    --malla-3: rgba(229, 99, 26, .08);
    --sombra: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 40px -16px rgba(0, 0, 0, .6);
    --cabecera-fondo: rgba(11, 20, 34, .8);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --fondo: #0B1422;
  --fondo-alt: #0F1A2B;
  --superficie: #111C2E;
  --superficie-2: #15223A;
  --borde: #22324A;
  --borde-fuerte: #34475F;
  --borde-campo: #62789A;
  --tinta: #E6EEF5;
  --tinta-2: #9AABBF;
  --marino: #8FB0D6;
  --turquesa: #51BFD1;
  --turquesa-texto: #6FD0E0;
  --turquesa-suave: #12303A;
  --exito: #5FCB93;
  --error: #FF8A80;
  --error-suave: #3A1A1A;
  --exito-suave: #12301F;
  --malla-1: rgba(81, 191, 209, .18);
  --malla-2: rgba(70, 100, 150, .22);
  --malla-3: rgba(229, 99, 26, .08);
  --sombra: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 40px -16px rgba(0, 0, 0, .6);
  --cabecera-fondo: rgba(11, 20, 34, .8);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--tinta);
  font: 400 var(--t-2)/1.6 var(--f-texto);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px);
  z-index: 60; background: var(--fondo);
}
img, svg { max-width: 100%; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.1; margin: 0; text-wrap: balance; letter-spacing: -.02em; }
h2 { font-size: var(--t-4); font-weight: 700; letter-spacing: -.03em; }
h3 { font-size: var(--t-3); font-weight: 650; }
p { margin: 0; }
a { color: var(--turquesa-texto); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
code, .mono { font-family: var(--f-mono); font-size: .9em; }
:focus-visible { outline: 3px solid var(--turquesa); outline-offset: 3px; border-radius: 6px; }
[hidden] { display: none !important; }
.sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.saltar {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--tinta); color: var(--fondo); padding: 10px 16px; border-radius: 8px; font-weight: 600;
}
.saltar:focus { top: calc(12px + env(safe-area-inset-top, 0px)); }

.contenedor {
  width: 100%; max-width: calc(var(--ancho) + 64px); margin-inline: auto;
  padding-left: var(--gutter); padding-right: var(--gutter-d);
}
@media (min-width: 720px) {
  .contenedor { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); }
}

/* ---------- Botones ---------- */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 48px; padding: 0 1.4em; border-radius: 999px;
  font: 650 var(--t-1)/1 var(--f-texto); text-decoration: none; white-space: nowrap;
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform .2s var(--ease), background-color .2s, border-color .2s, box-shadow .2s;
}
.boton:active { transform: translateY(1px) scale(.99); }
.boton-cta { background: var(--naranja); color: var(--sobre-naranja); box-shadow: 0 8px 22px -10px rgba(229, 99, 26, .8); }
.boton-cta:hover { background: var(--naranja-hover); text-decoration: none; transform: translateY(-1px); }
.boton-sec { border-color: var(--borde-fuerte); color: var(--tinta); background: var(--superficie); }
.boton-sec:hover { border-color: var(--tinta); text-decoration: none; }
.boton-claro { border-color: rgba(230, 238, 245, .4); color: var(--oscuro-tinta); }
.boton-claro:hover { border-color: var(--oscuro-tinta); text-decoration: none; }
.boton-chico { min-height: 40px; padding: 0 1.1em; }
.boton-ancho { width: 100%; }
.boton[disabled], .boton[aria-disabled="true"] { opacity: .55; cursor: not-allowed; transform: none; }
.enlace-flecha { font-weight: 600; text-decoration: none; display: inline-flex; gap: .4em; align-items: center; }
.enlace-flecha::after { content: "→"; transition: transform .2s var(--ease); }
.enlace-flecha:hover::after { transform: translateX(4px); }

/* ---------- Cabecera ---------- */
.cabecera {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: var(--cabecera-fondo);
  -webkit-backdrop-filter: saturate(1.4) blur(14px); backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.cabecera.con-borde { border-bottom-color: var(--borde); }
.cabecera-in {
  max-width: calc(var(--ancho) + 64px); margin-inline: auto; height: 68px;
  display: flex; align-items: center; gap: 24px;
  padding-left: var(--gutter); padding-right: var(--gutter-d);
}
@media (min-width: 720px) { .cabecera-in { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); } }
.marca { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--tinta); }
.marca img { display: block; width: 32px; height: 32px; }
.marca-nombre { font: 750 1.3rem/1 var(--f-display); letter-spacing: -.04em; }
.menu { margin-left: auto; display: flex; align-items: center; gap: 28px; }
.menu ul { display: flex; gap: 22px; list-style: none; margin: 0; padding: 0; }
.menu a { color: var(--tinta-2); text-decoration: none; font-size: var(--t-1); font-weight: 500; }
.menu a:hover { color: var(--tinta); }
.menu-acciones { display: flex; align-items: center; gap: 16px; }
.menu-acciones .boton-cta { color: var(--sobre-naranja); }
.enlace-ingresar { font-weight: 600 !important; color: var(--tinta) !important; }
.menu-boton {
  display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 12px;
  border: 1px solid var(--borde); background: var(--superficie); color: var(--tinta); cursor: pointer;
  align-items: center; justify-content: center;
}
.menu-icono, .menu-icono::before, .menu-icono::after {
  display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px; position: relative;
  transition: transform .25s var(--ease), background-color .2s;
}
.menu-icono::before, .menu-icono::after { content: ""; position: absolute; left: 0; }
.menu-icono::before { top: -6px; }
.menu-icono::after { top: 6px; }
.menu-boton[aria-expanded="true"] .menu-icono { background: transparent; }
.menu-boton[aria-expanded="true"] .menu-icono::before { transform: translateY(6px) rotate(45deg); }
.menu-boton[aria-expanded="true"] .menu-icono::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 960px) {
  .menu-boton { display: inline-flex; }
  .menu {
    position: absolute; top: 68px; left: 0; right: 0; display: none;
    flex-direction: column; align-items: stretch; gap: 16px;
    background: var(--fondo); border-bottom: 1px solid var(--borde); box-shadow: var(--sombra);
    padding: 12px max(16px, env(safe-area-inset-right, 0px)) 20px max(16px, env(safe-area-inset-left, 0px));
  }
  .menu.abierto { display: flex; }
  .menu ul { flex-direction: column; gap: 0; }
  .menu ul a { display: block; padding: 12px 4px; font-size: var(--t-2); border-bottom: 1px solid var(--borde); }
  .menu-acciones { justify-content: space-between; }
}

/* ---------- Héroe ---------- */
.heroe { position: relative; overflow: hidden; padding-block: 40px 56px; }
.malla {
  position: absolute; inset: -20% -10% auto; height: 120%; pointer-events: none; z-index: 0;
  background:
    radial-gradient(40% 50% at 12% 18%, var(--malla-1), transparent 70%),
    radial-gradient(35% 45% at 88% 8%, var(--malla-2), transparent 70%),
    radial-gradient(30% 35% at 70% 60%, var(--malla-3), transparent 70%);
}
.malla::after {
  content: ""; position: absolute; inset: 0; background: url("grano.svg"); opacity: .09; mix-blend-mode: overlay;
}
.heroe-in { position: relative; z-index: 1; display: grid; gap: 28px; }
.definicion {
  display: inline-flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; justify-self: start;
  font: 500 var(--t-0)/1.3 var(--f-mono); color: var(--tinta-2);
  padding: 8px 14px; border: 1px solid var(--borde); border-radius: 999px; background: var(--superficie);
}
.definicion-palabra { color: var(--tinta); font-weight: 700; }
.definicion-sig { color: var(--turquesa-texto); }
.heroe-titulo {
  font-size: var(--t-5); font-weight: 760; letter-spacing: -.045em; line-height: .98;
  max-width: 21ch;
}
.resalte { color: var(--turquesa-texto); }
.heroe-fila { display: grid; gap: 24px; align-items: end; }
.heroe-bajada { font-size: clamp(1.05rem, 1rem + .3vw, 1.2rem); color: var(--tinta-2); max-width: 56ch; }
.heroe-acciones { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.heroe-nota { width: 100%; font-size: var(--t-0); color: var(--tinta-2); }
@media (min-width: 900px) {
  .heroe { padding-block: 64px 80px; }
  .heroe-fila { grid-template-columns: 1.2fr 1fr; gap: 48px; }
  .heroe-acciones { justify-content: flex-end; }
  .heroe-nota { text-align: right; }
}

/* Escenario de llamada */
.escenario {
  position: relative; margin-top: 12px;
  background: var(--oscuro-fondo); color: var(--oscuro-tinta);
  border-radius: 24px; padding: 14px; border: 1px solid var(--oscuro-borde);
  box-shadow: 0 40px 80px -40px rgba(11, 22, 38, .7), 0 0 0 6px rgba(81, 191, 209, .07);
  display: grid; gap: 12px;
}
.esc-barra {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px;
  font: 500 .75rem/1 var(--f-mono); color: var(--oscuro-tinta-2); padding: 4px 4px 2px;
}
.esc-vivo { display: inline-flex; align-items: center; gap: 7px; color: var(--oscuro-tinta); text-transform: uppercase; letter-spacing: .12em; font-weight: 700; }
.punto { width: 8px; height: 8px; border-radius: 50%; background: #FF6B5A; box-shadow: 0 0 0 0 rgba(255, 107, 90, .6); animation: latido 2s infinite; }
.esc-datos { margin-left: auto; display: inline-flex; gap: 6px; flex-wrap: wrap; }
.esc-dato { padding: 5px 8px; border-radius: 6px; background: rgba(255, 255, 255, .06); border: 1px solid var(--oscuro-borde); font-variant-numeric: tabular-nums; }
.esc-dato:first-child { color: #8BE0B8; min-width: 6.2ch; text-align: center; }
.esc-cifrado::before { content: "● "; color: var(--turquesa); }

.mosaico {
  display: grid; gap: 10px;
  grid-template-columns: 1fr 1fr; grid-auto-rows: minmax(140px, 26vw);
}
@media (min-width: 760px) {
  .mosaico { grid-template-columns: 2fr 1fr 1fr; grid-template-rows: 200px 200px; grid-auto-rows: auto; }
  .tile-1 { grid-row: span 2; }
  .tile-4 { grid-column: 2 / span 2; }
}
@media (min-width: 1100px) { .mosaico { grid-template-rows: 220px 220px; } }

.tile {
  position: relative; overflow: hidden; border-radius: 16px;
  background: linear-gradient(160deg, #22406A, #12233A);
  outline: 2px solid transparent; outline-offset: -2px;
  transition: outline-color .4s var(--ease);
  isolation: isolate;
}
.tile-2 { background: linear-gradient(200deg, #1D5866, #10283A); }
.tile-3 { background: linear-gradient(160deg, #3A3456, #18203A); }
.tile-4 { background: linear-gradient(130deg, #2A3C58, #152A40 60%, #3A2A26); }
.tile::after {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
  background: radial-gradient(60% 50% at 50% 30%, rgba(255, 255, 255, .12), transparent 70%);
}
.tile.hablando { outline-color: var(--turquesa); }
.avatar { position: absolute; left: 50%; bottom: 0; width: min(62%, 220px); height: auto; transform: translateX(-50%); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.tile-1 .avatar { width: min(54%, 300px); }
.av-cabeza { fill: #9DB7D4; }
.av-cuerpo { fill: #6F8CB0; }
.tile-2 .av-cabeza { fill: #B4E3EB; } .tile-2 .av-cuerpo { fill: #51BFD1; }
.tile-4 .av-cabeza { fill: #F2C4A4; } .tile-4 .av-cuerpo { fill: #C77A4E; }
.tile[data-modo="voz"] .avatar { opacity: 0; transform: translateX(-50%) translateY(14px) scale(.94); }

.onda {
  position: absolute; display: flex; align-items: center; gap: 3px;
  right: 10px; top: 10px; height: 22px; padding: 4px 7px; border-radius: 999px;
  background: rgba(11, 22, 38, .55);
  transition: all .6s var(--ease);
}
.onda i { display: block; width: 3px; height: 30%; border-radius: 2px; background: var(--turquesa); transform-origin: center; }
.tile:not(.hablando) .onda i { height: 18%; background: var(--oscuro-tinta-2); }
.tile.hablando .onda i { animation: onda 1.1s ease-in-out infinite; }
.onda i:nth-child(1) { animation-delay: -.2s !important; }
.onda i:nth-child(2) { animation-delay: -.5s !important; }
.onda i:nth-child(3) { animation-delay: -.1s !important; }
.onda i:nth-child(4) { animation-delay: -.7s !important; }
.onda i:nth-child(5) { animation-delay: -.3s !important; }
.onda i:nth-child(6) { animation-delay: -.9s !important; }
.onda i:nth-child(7) { animation-delay: -.4s !important; }
.tile[data-modo="voz"] .onda {
  right: 50%; top: 50%; transform: translate(50%, -50%); height: 64px; gap: 6px; padding: 0 18px;
  background: rgba(81, 191, 209, .12); border: 1px solid rgba(81, 191, 209, .3);
}
.tile[data-modo="voz"] .onda i { width: 5px; height: 26%; background: var(--turquesa); }
.tile-nombre, .tile-calidad {
  position: absolute; bottom: 10px; font: 600 .75rem/1 var(--f-texto);
  padding: 6px 9px; border-radius: 8px; background: rgba(11, 22, 38, .62);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); color: var(--oscuro-tinta);
}
.tile-nombre { left: 10px; max-width: calc(100% - 80px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tile-calidad { right: 10px; font-family: var(--f-mono); font-weight: 500; color: #8BE0B8; }
.esc-controles { display: flex; justify-content: center; gap: 10px; padding-block: 2px 4px; }
.ctl { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: rgba(255, 255, 255, .08); border: 1px solid var(--oscuro-borde); }
.ctl svg { width: 20px; height: 20px; fill: none; stroke: var(--oscuro-tinta); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ctl-colgar { background: #D8432F; border-color: #D8432F; width: 54px; border-radius: 999px; }
.ctl-colgar svg { fill: #FFFFFF; stroke: none; }

.cifras {
  list-style: none; margin: 8px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px;
  background: var(--borde); border: 1px solid var(--borde); border-radius: var(--radio); overflow: hidden;
}
.cifras li { background: var(--superficie); padding: 16px 18px; display: grid; gap: 2px; }
.cifras strong { font: 700 var(--t-3)/1.15 var(--f-display); letter-spacing: -.02em; }
.cifras span { font-size: var(--t-0); color: var(--tinta-2); }
@media (min-width: 900px) { .cifras { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* ---------- Secciones ---------- */
.seccion { padding-block: 72px; }
.seccion-alt { background: var(--fondo-alt); }
@media (min-width: 900px) { .seccion { padding-block: 112px; } }
.seccion-cab { display: grid; gap: 14px; margin-bottom: 40px; max-width: 760px; align-content: start; }
.ceja {
  font: 600 var(--t-0)/1 var(--f-mono); text-transform: uppercase; letter-spacing: .14em; color: var(--turquesa-texto);
  display: inline-flex; align-items: center; gap: 10px;
}
.ceja::before { content: ""; width: 22px; height: 2px; background: currentColor; border-radius: 2px; }
.seccion-bajada { color: var(--tinta-2); max-width: 60ch; }

/* ---------- Bento ---------- */
.bento { display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) {
  .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .celda-latencia, .celda-calidad { grid-column: span 2; }
}
@media (min-width: 1040px) {
  .bento { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .celda { grid-column: span 2; }
  .celda-latencia, .celda-calidad { grid-column: span 3; }
}
.celda {
  position: relative; min-width: 0;
  background: var(--superficie); border: 1px solid var(--borde); border-radius: 20px;
  padding: 24px; display: flex; flex-direction: column; gap: 12px;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.celda:hover { transform: translateY(-3px); border-color: var(--borde-fuerte); box-shadow: var(--sombra); }
.celda p { color: var(--tinta-2); font-size: var(--t-1); }
.latencia-viz { margin-top: auto; flex: 1; min-height: 90px; max-height: 160px; margin-inline: -24px; }
.latencia-svg { width: 100%; height: 100%; display: block; }
.lat-area { fill: var(--turquesa-suave); }
.lat-linea { fill: none; stroke: var(--turquesa); stroke-width: 2; vector-effect: non-scaling-stroke; stroke-dasharray: 600; stroke-dashoffset: 0; }
.dato-grande { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.dato-grande .num { font: 760 3.4rem/1 var(--f-display); letter-spacing: -.05em; font-variant-numeric: tabular-nums; color: var(--tinta); min-width: 2ch; }
.dato-grande .unidad { font: 600 1.2rem/1 var(--f-mono); color: var(--turquesa-texto); }
.dato-nota { font: 500 var(--t-0)/1 var(--f-mono); color: var(--tinta-2); margin-left: auto; }

.calidad-selector { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; border-radius: 12px; background: var(--fondo-alt); border: 1px solid var(--borde); align-self: start; }
.calidad-selector button {
  border: 0; background: transparent; color: var(--tinta-2); font: 600 var(--t-0)/1 var(--f-mono);
  padding: 10px 14px; border-radius: 9px; cursor: pointer; min-height: 38px; transition: background-color .2s, color .2s;
}
.calidad-selector button:hover { color: var(--tinta); }
.calidad-selector button[aria-checked="true"] { background: var(--superficie); color: var(--tinta); box-shadow: 0 1px 3px rgba(22, 35, 58, .15); }
.calidad-muestra { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px; align-items: center; margin-top: auto; }
.calidad-cuadro {
  height: 120px; border-radius: 12px; border: 1px dashed var(--borde-fuerte); background: var(--fondo-alt);
  display: grid; place-items: center; overflow: hidden;
}
.calidad-cuadro span {
  display: block; aspect-ratio: 16 / 9; max-width: 100%; border-radius: 6px;
  background: linear-gradient(135deg, var(--turquesa), #2A3C58);
  transition: width .5s var(--ease), height .5s var(--ease), border-radius .5s var(--ease);
}
.calidad-cuadro[data-perfil="audio"] span { width: 44px; height: 44px; aspect-ratio: auto; border-radius: 50%; }
.calidad-cuadro[data-perfil="360p"] span { width: 33%; }
.calidad-cuadro[data-perfil="720p"] span { width: 66%; }
.calidad-cuadro[data-perfil="1080p"] span { width: 100%; height: 100%; aspect-ratio: auto; }
.calidad-datos { margin: 0; display: grid; gap: 8px; font-size: var(--t-0); }
.calidad-datos div { display: grid; gap: 1px; }
.calidad-datos dt { color: var(--tinta-2); }
.calidad-datos dd { margin: 0; font: 600 var(--t-1)/1.2 var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
@media (max-width: 420px) { .calidad-muestra { grid-template-columns: 1fr; } }

.lista-check { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: var(--t-1); }
.lista-check li { display: grid; grid-template-columns: 20px 1fr; gap: 10px; }
.lista-check li::before {
  content: ""; width: 18px; height: 18px; margin-top: 3px; border-radius: 50%;
  background: var(--turquesa-suave);
  box-shadow: inset 0 0 0 5px var(--turquesa-suave), inset 0 0 0 9px var(--turquesa-texto);
}
.mini-codigo {
  margin: auto 0 0; padding: 14px; border-radius: 12px; overflow-x: auto;
  background: var(--oscuro-fondo); color: var(--oscuro-tinta); font: 500 .78rem/1.6 var(--f-mono);
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.chip { font: 600 var(--t-0)/1 var(--f-mono); padding: 8px 11px; border-radius: 999px; border: 1px solid var(--borde); background: var(--superficie-2); }
.burbujas { display: flex; margin-top: auto; }
.burbujas span {
  width: 44px; height: 44px; border-radius: 50%; border: 3px solid var(--superficie); margin-left: -10px;
  background: linear-gradient(140deg, #51BFD1, #2A3C58);
  transition: transform .3s var(--ease);
}
.burbujas span:first-child { margin-left: 0; }
.burbujas span:nth-child(2) { background: linear-gradient(140deg, #F2C4A4, #C77A4E); }
.burbujas span:nth-child(3) { background: linear-gradient(140deg, #9DB7D4, #3A3456); }
.burbujas span:nth-child(4) { background: linear-gradient(140deg, #B4E3EB, #1D5866); }
.burbujas .mas { background: var(--fondo-alt) !important; color: var(--tinta); display: grid; place-items: center; font: 700 var(--t-0)/1 var(--f-mono); }
.celda-grupal:hover .burbujas span { transform: translateX(calc(var(--i, 0) * 4px)); }
.burbujas span:nth-child(2) { --i: 1; } .burbujas span:nth-child(3) { --i: 2; } .burbujas span:nth-child(4) { --i: 3; } .burbujas span:nth-child(5) { --i: 4; }
.medidor { display: grid; gap: 6px; margin-top: auto; font-size: var(--t-0); }
.medidor-fila { display: flex; justify-content: space-between; gap: 8px; color: var(--tinta-2); }
.medidor-fila .mono { color: var(--tinta); font-variant-numeric: tabular-nums; }
.barra { height: 8px; border-radius: 99px; background: var(--fondo-alt); overflow: hidden; margin-bottom: 6px; border: 1px solid var(--borde); }
.barra span { display: block; height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--turquesa), var(--turquesa-texto)); transform-origin: left; transition: transform .8s var(--ease); }
.barra-64 { width: 64%; } .barra-24 { width: 24%; }
.celda-uso:hover .barra span { transform: scaleX(1.08); }
.celda-salud { background: var(--oscuro-superficie); border-color: var(--oscuro-borde); color: var(--oscuro-tinta); }
.celda-salud p { color: var(--oscuro-tinta-2); }
.celda-salud .enlace-flecha { color: #7FD6E4; margin-top: auto; }

/* ---------- Cómo funciona ---------- */
.flujo { list-style: none; margin: 0 0 40px; padding: 0; display: grid; gap: 14px; counter-reset: flujo; }
@media (min-width: 860px) { .flujo { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; } }
.flujo-paso {
  position: relative; padding: 26px 24px; display: grid; gap: 10px; align-content: start;
  background: var(--superficie); border: 1px solid var(--borde); border-radius: 20px;
}
.flujo-paso p { color: var(--tinta-2); font-size: var(--t-1); }
@media (min-width: 860px) {
  .flujo-paso { border-radius: 0; }
  .flujo-paso:first-child { border-radius: 20px 0 0 20px; }
  .flujo-paso:last-child { border-radius: 0 20px 20px 0; }
  .flujo-paso + .flujo-paso { border-left: 0; }
  .flujo-paso:not(:last-child)::after {
    content: "→"; position: absolute; right: -15px; top: 34px; z-index: 2; width: 28px; height: 28px; border-radius: 50%;
    display: grid; place-items: center; font: 600 .9rem/1 var(--f-texto); color: var(--turquesa-texto);
    background: var(--fondo-alt); border: 1px solid var(--borde);
  }
}
.flujo-num { font: 700 var(--t-0)/1 var(--f-mono); color: var(--turquesa-texto); }
.flujo-ico { width: 34px; height: 34px; fill: none; stroke: var(--tinta); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.flujo-paso code { font-size: .85em; padding: 1px 5px; border-radius: 5px; background: var(--fondo-alt); color: var(--tinta); }

.codigo { background: var(--oscuro-fondo); border-radius: 20px; border: 1px solid var(--oscuro-borde); overflow: hidden; box-shadow: var(--sombra); min-width: 0; }
.codigo-pestanas { display: flex; gap: 4px; padding: 10px 10px 0; border-bottom: 1px solid var(--oscuro-borde); overflow-x: auto; }
.codigo-pestanas button {
  font: 600 var(--t-0)/1 var(--f-mono); color: var(--oscuro-tinta-2); background: transparent; border: 0; cursor: pointer;
  padding: 12px 14px; border-radius: 10px 10px 0 0; white-space: nowrap; border-bottom: 2px solid transparent;
}
.codigo-pestanas button[aria-selected="true"] { color: var(--oscuro-tinta); border-bottom-color: var(--turquesa); background: rgba(255, 255, 255, .04); }
.codigo-panel { overflow-x: auto; }
.codigo-panel pre { margin: 0; padding: 22px 24px; color: var(--oscuro-tinta); font: 500 .84rem/1.75 var(--f-mono); tab-size: 2; }
.codigo-pie { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 14px 12px 24px; border-top: 1px solid var(--oscuro-borde); color: var(--oscuro-tinta-2); font-size: var(--t-0); }
.boton-copiar {
  font: 600 var(--t-0)/1 var(--f-mono); color: var(--oscuro-tinta); background: rgba(255, 255, 255, .06);
  border: 1px solid var(--oscuro-borde); border-radius: 8px; padding: 9px 12px; cursor: pointer; min-height: 36px;
}
.boton-copiar:hover { border-color: var(--oscuro-tinta-2); }
.c-com { color: var(--c-com); } .c-clave { color: var(--c-clave); } .c-cad { color: var(--c-cad); }
.c-num { color: var(--c-num); } .c-prop { color: var(--c-prop); } .c-fn { color: var(--c-fn); }

/* ---------- Pasos para probar ---------- */
.probar-in { display: grid; gap: 32px; }
.probar-cab { margin-bottom: 0; align-content: start; }
.probar-cab .boton { justify-self: start; margin-top: 8px; }
@media (min-width: 960px) {
  .probar-in { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; }
  .probar-cab { position: sticky; top: 110px; align-self: start; }
}
.pasos { list-style: none; margin: 0; padding: 0; counter-reset: paso; display: grid; }
.pasos li {
  counter-increment: paso; position: relative; display: grid; gap: 6px;
  padding: 0 0 30px 72px; min-height: 64px;
}
.pasos li::before {
  content: counter(paso, decimal-leading-zero);
  position: absolute; left: 0; top: -4px; width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center; font: 700 1rem/1 var(--f-mono); color: var(--turquesa-texto);
  background: var(--superficie); border: 1px solid var(--borde);
  transition: background-color .3s, color .3s, transform .3s var(--ease);
}
.pasos li::after {
  content: ""; position: absolute; left: 25px; top: 54px; bottom: 2px; width: 2px;
  background: linear-gradient(var(--borde-fuerte) 50%, transparent 0) 0 0 / 2px 8px repeat-y;
}
.pasos li:last-child { padding-bottom: 0; }
.pasos li:last-child::after { display: none; }
.pasos li:hover::before { background: var(--turquesa); color: var(--sobre-naranja); transform: rotate(-4deg); border-color: var(--turquesa); }
.pasos h3 { font-size: var(--t-3); padding-top: 8px; }
.pasos p { color: var(--tinta-2); font-size: var(--t-1); max-width: 54ch; }
.pasos .enlace-flecha { font-size: var(--t-1); margin-top: 4px; justify-self: start; }

/* ---------- Planes ---------- */
.planes-cab { max-width: none; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 24px; }
.planes-cab > div { display: grid; gap: 14px; max-width: 640px; }
.moneda, .segmentos {
  display: inline-flex; flex-wrap: wrap; margin: 0; padding: 4px; gap: 2px; border: 1px solid var(--borde); border-radius: 999px; background: var(--superficie);
}
.moneda input, .segmentos input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.moneda label, .segmentos label {
  cursor: pointer; padding: 10px 16px; border-radius: 999px; font: 600 var(--t-0)/1.1 var(--f-mono); color: var(--tinta-2);
  transition: background-color .2s, color .2s; min-height: 38px; display: inline-flex; align-items: center;
}
.moneda label:hover, .segmentos label:hover { color: var(--tinta); }
.moneda input:checked + label, .segmentos input:checked + label { background: var(--marino); color: var(--fondo); }
.moneda input:focus-visible + label, .segmentos input:focus-visible + label { outline: 3px solid var(--turquesa); outline-offset: 2px; }
.segmentos input:disabled + label { display: none; }

.planes { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); margin-bottom: 20px; }
@media (min-width: 900px) { .planes { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; } }
.cargando { color: var(--tinta-2); }
.plan {
  position: relative; display: flex; flex-direction: column; gap: 18px; min-width: 0;
  padding: 28px 24px; border-radius: 22px; background: var(--superficie); border: 1px solid var(--borde);
}
.plan-destacado { background: var(--oscuro-superficie); border-color: var(--oscuro-borde); color: var(--oscuro-tinta); box-shadow: 0 30px 60px -30px rgba(11, 22, 38, .6); }
@media (min-width: 900px) { .plan-destacado { transform: translateY(-10px); } }
.plan-sello {
  position: absolute; top: -12px; left: 24px; padding: 6px 12px; border-radius: 999px;
  background: var(--naranja); color: var(--sobre-naranja); font: 700 .72rem/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase;
}
.plan-nombre { font: 700 var(--t-3)/1.1 var(--f-display); }
.plan-desc { color: var(--tinta-2); font-size: var(--t-1); min-height: 3.2em; }
.plan-destacado .plan-desc, .plan-destacado .plan-periodo, .plan-destacado .plan-lista li { color: var(--oscuro-tinta-2); }
.plan-precio { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.plan-monto { font: 760 2.8rem/1 var(--f-display); letter-spacing: -.045em; font-variant-numeric: tabular-nums; }
.plan-mon { font: 600 var(--t-1)/1 var(--f-mono); }
.plan-periodo { color: var(--tinta-2); font-size: var(--t-1); }
.plan-lista { list-style: none; margin: 0; padding: 18px 0 0; border-top: 1px solid var(--borde); display: grid; gap: 10px; font-size: var(--t-1); }
.plan-destacado .plan-lista { border-top-color: var(--oscuro-borde); }
.plan-lista li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; color: var(--tinta-2); }
.plan-lista li::before { content: ""; width: 10px; height: 6px; margin-top: 7px; border-left: 2px solid var(--turquesa-texto); border-bottom: 2px solid var(--turquesa-texto); transform: rotate(-45deg); }
.plan-destacado .plan-lista li::before { border-color: #7FD6E4; }
.plan-lista strong { color: var(--tinta); font-weight: 600; }
.plan-destacado .plan-lista strong { color: var(--oscuro-tinta); }
.plan .boton { margin-top: auto; }
.plan .boton-sec { width: 100%; }
.plan-destacado .boton-cta { width: 100%; }

.calc {
  display: grid; gap: 0; grid-template-columns: minmax(0, 1fr); margin-top: 28px;
  border-radius: 24px; border: 1px solid var(--borde); background: var(--superficie); overflow: hidden;
}
@media (min-width: 900px) { .calc { grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); } }
.calc-controles { padding: 28px 24px; display: grid; gap: 22px; align-content: start; }
@media (min-width: 900px) { .calc-controles { padding: 36px; } }
.calc-ayuda { color: var(--tinta-2); font-size: var(--t-1); margin-top: -12px; }
.campo-grupo { border: 0; margin: 0; padding: 0; display: grid; gap: 10px; min-width: 0; }
.campo-grupo legend, .campo label, .campo > .campo-fila label { font-weight: 600; font-size: var(--t-1); padding: 0; margin-bottom: 10px; }
.campo-grupo .segmentos { justify-self: start; border-radius: 14px; }
.campo-grupo .segmentos label { border-radius: 10px; }
.campo { display: grid; gap: 8px; min-width: 0; }
.campo-fila { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.campo-fila label { margin-bottom: 0 !important; }
.campo-fila output { font-weight: 700; font-size: var(--t-2); font-variant-numeric: tabular-nums; }
.campo-nota { font-size: var(--t-0); color: var(--tinta-2); }
.campo-par { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 520px) { .campo-par { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

input[type="range"] {
  --pct: 5%;
  -webkit-appearance: none; appearance: none; width: 100%; height: 28px; background: transparent; cursor: pointer; margin: 0;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 8px; border-radius: 99px;
  background: linear-gradient(90deg, var(--turquesa) var(--pct), var(--fondo-alt) var(--pct));
  border: 1px solid var(--borde);
}
input[type="range"]::-moz-range-track { height: 8px; border-radius: 99px; background: var(--fondo-alt); border: 1px solid var(--borde); }
input[type="range"]::-moz-range-progress { height: 8px; border-radius: 99px; background: var(--turquesa); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 24px; height: 24px; margin-top: -9px; border-radius: 50%;
  background: var(--superficie); border: 3px solid var(--turquesa-texto); box-shadow: 0 2px 6px rgba(22, 35, 58, .3);
}
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--superficie); border: 3px solid var(--turquesa-texto); }
input[type="range"]:focus-visible { outline: none; }
input[type="range"]:focus-visible::-webkit-slider-thumb { outline: 3px solid var(--turquesa); outline-offset: 2px; }
input[type="range"]:focus-visible::-moz-range-thumb { outline: 3px solid var(--turquesa); outline-offset: 2px; }

.paso-num { display: grid; grid-template-columns: 44px minmax(0, 1fr) 44px; border: 1px solid var(--borde-campo); border-radius: 12px; overflow: hidden; background: var(--superficie); }
.paso-num input { min-width: 0; border: 0; text-align: center; font: 700 var(--t-2)/1 var(--f-mono); background: transparent; color: var(--tinta); height: 46px; -moz-appearance: textfield; appearance: textfield; }
.paso-num input::-webkit-inner-spin-button, .paso-num input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.paso-num input:focus-visible { outline: 3px solid var(--turquesa); outline-offset: -3px; border-radius: 0; }
.paso-btn { border: 0; background: var(--fondo-alt); color: var(--tinta); font: 600 1.25rem/1 var(--f-texto); cursor: pointer; }
.paso-btn:hover { background: var(--borde); }

.calc-ticket {
  position: relative; padding: 28px 24px; display: flex; flex-direction: column; gap: 14px;
  background: var(--oscuro-superficie); color: var(--oscuro-tinta);
}
@media (min-width: 900px) { .calc-ticket { padding: 36px 32px; } }
.calc-ticket::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 10px;
  background: radial-gradient(circle at 8px -2px, var(--superficie) 6px, transparent 6.5px) 0 0 / 16px 10px repeat-x;
}
@media (min-width: 900px) {
  .calc-ticket::before { left: 0; top: 0; bottom: 0; right: auto; width: 10px; height: auto; background: radial-gradient(circle at -2px 8px, var(--superficie) 6px, transparent 6.5px) 0 0 / 10px 16px repeat-y; }
}
.ticket-ceja { font: 600 .75rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: .14em; color: #7FD6E4; }
.ticket-precio { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; }
#calc-precio { font: 760 clamp(2.6rem, 2rem + 2.5vw, 3.6rem)/1 var(--f-display); letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.ticket-moneda { font: 600 var(--t-2)/1 var(--f-mono); }
.ticket-periodo { color: var(--oscuro-tinta-2); }
.ticket-detalle { list-style: none; margin: 0; padding: 14px 0; display: grid; gap: 10px; border-block: 1px dashed var(--oscuro-borde); font-size: var(--t-0); }
.ticket-detalle li { display: flex; justify-content: space-between; gap: 14px; color: var(--oscuro-tinta-2); }
.ticket-detalle li span:last-child { color: var(--oscuro-tinta); font-family: var(--f-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ticket-resumen { font: 500 var(--t-0)/1.5 var(--f-mono); color: var(--oscuro-tinta-2); }
.calc-ticket .boton { margin-top: auto; }
.ticket-nota { font-size: .75rem; color: var(--oscuro-tinta-2); text-align: center; }
.calc-ticket.actualizando #calc-precio { opacity: .55; transition: opacity .15s; }

/* ---------- Seguridad ---------- */
.seguridad-in { display: grid; gap: 8px; }
.seguridad-lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; grid-template-columns: minmax(0, 1fr); border-top: 1px solid var(--borde); }
@media (min-width: 720px) { .seguridad-lista { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 40px; } }
@media (min-width: 1040px) { .seguridad-lista { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.seguridad-lista li { display: grid; grid-template-columns: 40px 1fr; gap: 16px; padding: 26px 0; border-bottom: 1px solid var(--borde); }
.seguridad-lista svg { width: 32px; height: 32px; fill: none; stroke: var(--turquesa-texto); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.seguridad-lista h3 { font-size: var(--t-2); margin-bottom: 6px; }
.seguridad-lista p { color: var(--tinta-2); font-size: var(--t-1); }

/* ---------- Preguntas ---------- */
.preguntas-in { display: grid; gap: 8px; }
@media (min-width: 960px) { .preguntas-in { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 64px; } }
.acordeon { border-top: 1px solid var(--borde-fuerte); }
.ac-item { border-bottom: 1px solid var(--borde-fuerte); }
.ac-item h3 { font-size: var(--t-2); font-weight: 600; letter-spacing: -.01em; }
.ac-boton {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; text-align: left;
  padding: 22px 0; background: none; border: 0; color: var(--tinta); font: inherit; cursor: pointer;
}
.ac-boton::after {
  content: ""; flex: none; width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--borde-fuerte);
  background:
    linear-gradient(var(--tinta), var(--tinta)) center / 12px 2px no-repeat,
    linear-gradient(var(--tinta), var(--tinta)) center / 2px 12px no-repeat;
  transition: transform .3s var(--ease), background-color .2s;
}
.ac-boton[aria-expanded="true"]::after { transform: rotate(45deg); }
.ac-boton:hover::after { background-color: var(--superficie); }
.ac-panel { padding: 0 48px 24px 0; color: var(--tinta-2); font-size: var(--t-1); max-width: 64ch; }

/* ---------- Final y pie ---------- */
.final { background: var(--oscuro-fondo); color: var(--oscuro-tinta); position: relative; overflow: hidden; padding-block: 88px; }
.final::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(50% 70% at 85% 100%, rgba(81, 191, 209, .25), transparent 70%), radial-gradient(40% 60% at 0% 0%, rgba(229, 99, 26, .12), transparent 70%);
}
.final-in { position: relative; display: grid; gap: 28px; }
.final-palabra {
  font: 800 clamp(4rem, 2rem + 13vw, 12rem)/.85 var(--f-display); letter-spacing: -.06em;
  color: transparent; -webkit-text-stroke: 1.5px rgba(127, 214, 228, .5);
  margin-bottom: -8px; user-select: none; overflow-wrap: anywhere;
}
.final h2 { font-size: var(--t-4); max-width: 22ch; }
.final-acciones { display: flex; flex-wrap: wrap; gap: 12px; }

.pie { padding-block: 48px 36px; border-top: 1px solid var(--borde); }
.pie-in { display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 820px) { .pie-in { grid-template-columns: 2fr 1fr 1fr; } }
.pie-marca { display: grid; gap: 12px; }
.pie-marca p, .pie-contacto p:first-child { color: var(--tinta-2); font-size: var(--t-1); }
.pie-marca .marca img { width: 28px; height: 28px; }
.pie-nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.pie-nav a { color: var(--tinta); text-decoration: none; font-size: var(--t-1); }
.pie-nav a:hover { text-decoration: underline; }
.pie-contacto { display: grid; gap: 4px; align-content: start; }
.pie-legal { grid-column: 1 / -1; padding-top: 22px; border-top: 1px solid var(--borde); font-size: var(--t-0); color: var(--tinta-2); }

/* ---------- Páginas legales ---------- */
.doc { padding-block: 48px 88px; }
.doc-in { max-width: 760px; margin-inline: auto; }
.borrador {
  display: flex; gap: 10px; align-items: flex-start; padding: 14px 16px; margin-bottom: 32px; border-radius: 12px;
  background: var(--error-suave); color: var(--tinta); border: 1px solid var(--borde); font-size: var(--t-1);
}
.borrador strong { color: var(--error); }
.doc h1 { font-size: clamp(2rem, 1.4rem + 2.6vw, 3.2rem); letter-spacing: -.04em; margin-bottom: 8px; }
.doc .doc-fecha { color: var(--tinta-2); font: 500 var(--t-0)/1.4 var(--f-mono); margin-bottom: 36px; }
.doc h2 { font-size: var(--t-3); margin: 36px 0 12px; letter-spacing: -.02em; }
.doc p, .doc li { color: var(--tinta-2); max-width: 68ch; }
.doc p + p { margin-top: 12px; }
.doc ul { padding-left: 1.2em; display: grid; gap: 6px; }

/* ---------- Registro ---------- */
.reg { min-height: 100%; display: grid; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 980px) { .reg { grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); min-height: 100vh; } }
.reg-lado {
  position: relative; overflow: hidden; background: var(--oscuro-fondo); color: var(--oscuro-tinta);
  padding: 28px max(16px, env(safe-area-inset-right, 0px)) 32px max(16px, env(safe-area-inset-left, 0px));
  display: flex; flex-direction: column; gap: 28px;
}
@media (min-width: 980px) { .reg-lado { padding: 40px 48px; position: sticky; top: 0; height: 100vh; } }
.reg-lado::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(60% 50% at 0% 100%, rgba(81, 191, 209, .22), transparent 70%), radial-gradient(40% 40% at 100% 0%, rgba(229, 99, 26, .12), transparent 70%);
}
.reg-lado > * { position: relative; }
.reg-lado .marca { color: var(--oscuro-tinta); }
.reg-lado h1 { font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3rem); letter-spacing: -.04em; max-width: 14ch; }
.reg-lado-lista { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; color: var(--oscuro-tinta-2); font-size: var(--t-1); }
.reg-lado-lista li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; }
.reg-lado-lista li::before { content: ""; width: 10px; height: 6px; margin-top: 7px; border-left: 2px solid #7FD6E4; border-bottom: 2px solid #7FD6E4; transform: rotate(-45deg); }
.reg-plan { margin-top: auto; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--oscuro-borde); background: rgba(255, 255, 255, .04); display: grid; gap: 4px; }
.reg-plan-ceja { font: 600 .72rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: .14em; color: #7FD6E4; }
.reg-plan-nombre { font: 700 var(--t-3)/1.2 var(--f-display); }
.reg-plan-detalle { font: 500 var(--t-0)/1.5 var(--f-mono); color: var(--oscuro-tinta-2); }
.reg-plan a { color: #7FD6E4; font-size: var(--t-0); }
@media (max-width: 979px) { .reg-lado h1, .reg-lado-lista { display: none; } .reg-lado { gap: 16px; } .reg-plan { margin-top: 0; } }

.reg-principal { padding: 32px max(16px, env(safe-area-inset-right, 0px)) 64px max(16px, env(safe-area-inset-left, 0px)); display: grid; align-content: center; }
@media (min-width: 980px) { .reg-principal { padding: 56px 64px; } }
.reg-caja { width: 100%; max-width: 520px; margin-inline: auto; display: grid; gap: 24px; }
.reg-pestanas { display: flex; gap: 4px; padding: 4px; border-radius: 14px; background: var(--fondo-alt); border: 1px solid var(--borde); }
.reg-pestanas button {
  flex: 1; border: 0; background: transparent; color: var(--tinta-2); font: 600 var(--t-1)/1 var(--f-texto);
  padding: 12px; border-radius: 10px; cursor: pointer; min-height: 44px;
}
.reg-pestanas button[aria-selected="true"] { background: var(--superficie); color: var(--tinta); box-shadow: 0 1px 3px rgba(22, 35, 58, .15); }
.reg-progreso { display: flex; gap: 8px; list-style: none; margin: 0; padding: 0; font: 600 .75rem/1.2 var(--f-mono); color: var(--tinta-2); }
.reg-progreso li { flex: 1; display: grid; gap: 8px; }
.reg-progreso li::before { content: ""; height: 4px; border-radius: 4px; background: var(--borde); }
.reg-progreso li.hecho::before, .reg-progreso li[aria-current="step"]::before { background: var(--turquesa-texto); }
.reg-progreso li[aria-current="step"] { color: var(--tinta); }
.vista { display: grid; gap: 20px; }
.vista h2 { font-size: clamp(1.6rem, 1.3rem + 1.2vw, 2.1rem); letter-spacing: -.035em; }
.vista-bajada { color: var(--tinta-2); font-size: var(--t-1); margin-top: -8px; }
.form { display: grid; gap: 18px; }
.form .campo label { margin-bottom: 0; font-size: var(--t-1); }
.form .fila-2 { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 560px) { .form .fila-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.entrada, .form select {
  width: 100%; min-height: 48px; padding: 0 14px; border-radius: 12px; border: 1.5px solid var(--borde-campo);
  background: var(--superficie); color: var(--tinta); font: 400 var(--t-2)/1.2 var(--f-texto);
  transition: border-color .2s, box-shadow .2s;
}
.entrada::placeholder { color: var(--tinta-2); opacity: .8; }
.entrada:hover, .form select:hover { border-color: var(--tinta-2); }
.entrada:focus-visible, .form select:focus-visible { outline: none; border-color: var(--turquesa-texto); box-shadow: 0 0 0 4px rgba(81, 191, 209, .3); }
.entrada[aria-invalid="true"] { border-color: var(--error); }
.campo-error { color: var(--error); font-size: var(--t-0); font-weight: 600; display: flex; gap: 6px; }
.campo-error::before { content: "!"; flex: none; width: 16px; height: 16px; border-radius: 50%; background: var(--error); color: var(--superficie); font: 800 .7rem/16px var(--f-texto); text-align: center; margin-top: 2px; }
.campo-ayuda { color: var(--tinta-2); font-size: var(--t-0); }
.clave-envoltura { position: relative; }
.clave-envoltura .entrada { padding-right: 84px; }
.ver-clave {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  border: 0; background: transparent; color: var(--turquesa-texto); font: 600 var(--t-0)/1 var(--f-texto);
  padding: 10px; border-radius: 8px; cursor: pointer; min-height: 36px;
}
.fuerza { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
.fuerza span { height: 5px; border-radius: 4px; background: var(--borde); transition: background-color .25s; }
.fuerza[data-nivel="1"] span:nth-child(-n+1) { background: var(--error); }
.fuerza[data-nivel="2"] span:nth-child(-n+2) { background: var(--naranja); }
.fuerza[data-nivel="3"] span:nth-child(-n+3) { background: var(--turquesa-texto); }
.fuerza[data-nivel="4"] span { background: var(--exito); }
.fuerza-texto { font-size: var(--t-0); color: var(--tinta-2); display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.fuerza-texto strong { color: var(--tinta); }
.casilla { display: grid; grid-template-columns: 22px 1fr; gap: 10px; align-items: start; font-size: var(--t-1); color: var(--tinta-2); }
.casilla input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--turquesa-texto); }
.aviso { padding: 14px 16px; border-radius: 12px; font-size: var(--t-1); display: grid; gap: 4px; border: 1px solid; }
.aviso strong { font-weight: 700; }
.aviso-error { background: var(--error-suave); border-color: var(--error); color: var(--tinta); }
.aviso-error strong { color: var(--error); }
.aviso-exito { background: var(--exito-suave); border-color: var(--exito); color: var(--tinta); }
.aviso-exito strong { color: var(--exito); }
.aviso-info { background: var(--turquesa-suave); border-color: var(--turquesa-texto); color: var(--tinta); }
.enlace-boton { background: none; border: 0; padding: 4px 0; color: var(--turquesa-texto); font: 600 var(--t-1)/1.4 var(--f-texto); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; justify-self: start; }
.enlace-boton:disabled { color: var(--tinta-2); cursor: default; text-decoration: none; }
.form-pie { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; align-items: center; font-size: var(--t-1); color: var(--tinta-2); }

.codigo-casillas { border: 0; padding: 0; margin: 0; display: grid; gap: 10px; min-width: 0; }
.codigo-casillas legend { font-weight: 600; font-size: var(--t-1); margin-bottom: 10px; padding: 0; }
.casillas { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; max-width: 400px; }
.casillas input {
  width: 100%; min-width: 0; aspect-ratio: 4 / 5; max-height: 64px; text-align: center; border-radius: 12px;
  border: 1.5px solid var(--borde-campo); background: var(--superficie); color: var(--tinta);
  font: 700 1.5rem/1 var(--f-mono); padding: 0; caret-color: var(--turquesa-texto);
}
.casillas input:focus-visible { outline: none; border-color: var(--turquesa-texto); box-shadow: 0 0 0 4px rgba(81, 191, 209, .3); }
.casillas input[aria-invalid="true"] { border-color: var(--error); }
.correo-destino { font-family: var(--f-mono); color: var(--tinta); font-size: .95em; word-break: break-all; }
.volver { justify-self: start; }
.listo-icono { width: 64px; height: 64px; border-radius: 20px; background: var(--exito-suave); display: grid; place-items: center; }
.listo-icono svg { width: 32px; height: 32px; fill: none; stroke: var(--exito); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Animaciones ---------- */
@keyframes onda { 0%, 100% { transform: scaleY(.6); } 50% { transform: scaleY(2.6); } }
@keyframes latido { 0% { box-shadow: 0 0 0 0 rgba(255, 107, 90, .6); } 70% { box-shadow: 0 0 0 8px rgba(255, 107, 90, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 107, 90, 0); } }
@keyframes trazo { from { stroke-dashoffset: 600; } to { stroke-dashoffset: 0; } }
@keyframes entrada { from { transform: translateY(14px); } to { transform: none; } }
@media (prefers-reduced-motion: no-preference) {
  .lat-linea { animation: trazo 2.4s var(--ease) both; }
  .heroe-titulo, .heroe-fila, .escenario { animation: entrada .8s var(--ease) both; }
  .heroe-fila { animation-delay: .08s; }
  .escenario { animation-delay: .16s; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .tile.hablando .onda i { transform: scaleY(1.6); }
}
.cabecera-volver { margin-left: auto; }
#vistas { display: grid; gap: 20px; }

/* Pausa de la animación del escenario (WCAG 2.2.2) */
.esc-pausa {
  display: inline-flex; align-items: center; gap: 6px; min-height: 30px; padding: 0 10px; border-radius: 6px; cursor: pointer;
  font: 600 .75rem/1 var(--f-mono); color: var(--oscuro-tinta); background: rgba(255, 255, 255, .06); border: 1px solid var(--oscuro-borde);
}
.esc-pausa:hover { border-color: var(--oscuro-tinta-2); }
.escenario.pausado .onda i, .escenario.pausado .punto { animation-play-state: paused; }
@media (max-width: 520px) { .tile-calidad { display: none; } .tile-nombre { max-width: calc(100% - 20px); } .esc-pausa { margin-left: auto; } }

/* ---------- Ejemplos de uso ---------- */
.seccion-usos { border-top: 1px solid var(--borde); }
.usos { display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) { .usos { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .usos { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.uso {
  min-width: 0; background: var(--superficie); border: 1px solid var(--borde); border-radius: 20px;
  padding: 24px; display: flex; flex-direction: column; gap: 10px;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.uso:hover { transform: translateY(-3px); border-color: var(--borde-fuerte); box-shadow: var(--sombra); }
.uso h3 { margin: 4px 0 0; }
.uso p { color: var(--tinta-2); font-size: var(--t-1); margin: 0; }
.uso-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--turquesa-suave); color: var(--turquesa-texto); }
.uso-config { margin-top: auto !important; padding-top: 12px; border-top: 1px dashed var(--borde); font: 500 var(--t-0)/1.5 var(--f-mono) !important; color: var(--tinta) !important; overflow-wrap: anywhere; }
.uso-config-et { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--turquesa-texto); margin-bottom: 2px; }
@media (prefers-reduced-motion: reduce) { .uso, .uso:hover { transition: none; transform: none; } }
/* Menú con «Ejemplos»: sin cortes de línea y más compacto en pantallas medianas */
.menu a { white-space: nowrap; }
@media (min-width: 961px) and (max-width: 1180px) {
  .menu { gap: 18px; }
  .menu ul { gap: 14px; }
  .menu a { font-size: var(--t-0); }
}

/* =====================================================================
   2026-10-20 · Rimasun para cualquier rubro, más movimiento y estilos alternativos
   ===================================================================== */

/* ---------- Botones: texto blanco sobre naranja y sobre fondos oscuros ----------
   El blanco sobre el naranja de marca (#E5631A) da 3,4:1; para el botón se usa un naranja más profundo (4,8:1). */
:root { --naranja-boton: #C24D12; --naranja-boton-hover: #A8420F; --sobre-naranja: #FFFFFF; }
.boton-cta, .menu-acciones .boton-cta { background: var(--naranja-boton); color: #fff; }
.boton-cta:hover { background: var(--naranja-boton-hover); color: #fff; }
.pasos li:hover::before { color: #0B1422; }   /* sobre turquesa el texto oscuro contrasta más (8,5:1) */
.moneda input:checked + label, .segmentos input:checked + label { color: #fff; }
.plan-destacado .boton-sec, .final .boton-sec { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .5); }
.plan-destacado .boton-sec:hover, .final .boton-sec:hover { border-color: #fff; }

/* ---------- Rubros del escenario ---------- */
.esc-rubros { display: flex; gap: 6px; flex-wrap: wrap; padding: 12px 14px 0; }
.esc-rubro {
  font: 600 var(--t-0)/1 var(--f-mono); color: var(--oscuro-tinta-2); background: transparent;
  border: 1px solid var(--oscuro-borde); border-radius: 999px; padding: 8px 12px; cursor: pointer;
  transition: color .2s, background .2s, border-color .2s;
}
.esc-rubro:hover { color: var(--oscuro-tinta); border-color: var(--oscuro-tinta-2); }
.esc-rubro[aria-selected="true"] { background: var(--turquesa); border-color: var(--turquesa); color: #0B1422; }
.esc-rubro:focus-visible { outline: 2px solid var(--turquesa); outline-offset: 2px; }
.tile-nombre, .esc-sala { transition: opacity .26s var(--ease), transform .26s var(--ease); }
.escenario.cambiando .tile-nombre, .escenario.cambiando .esc-sala { opacity: 0; transform: translateY(4px); }

/* ---------- Tarjeta «Para cualquier rubro» y caso real ---------- */
.chips-claros .chip { background: transparent; border-color: var(--oscuro-borde); color: var(--oscuro-tinta); }
.uso-caso { font-weight: 600; color: var(--turquesa-texto) !important; }

/* ---------- Aparición al desplazarse (solo si hay JS y no se pidió menos movimiento) ---------- */
.con-revelado .revelar {
  opacity: 0; transform: translateY(22px) scale(.985);
  transition: opacity .7s var(--ease) var(--retardo, 0ms), transform .7s var(--ease) var(--retardo, 0ms),
              border-color .3s, box-shadow .3s;
}
.con-revelado .visto { opacity: 1 !important; transform: none !important; }
.con-revelado .celda.visto:hover, .con-revelado .uso.visto:hover { transform: translateY(-3px) !important; }

/* Entrada del héroe */
@media (prefers-reduced-motion: no-preference) {
  .heroe-titulo, .heroe-fila, .escenario, .cifras { animation: subir .9s var(--ease) both; }
  .heroe-fila { animation-delay: .12s; }
  .escenario { animation-delay: .24s; }
  .cifras { animation-delay: .36s; }
  .definicion { animation: subir .7s var(--ease) both; }
  .resalte {
    background: linear-gradient(90deg, var(--turquesa-texto), var(--turquesa), var(--turquesa-texto));
    background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent;
    animation: brillo 6s linear infinite;
  }
}
@keyframes subir { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes brillo { to { background-position: -200% 0; } }

/* Brillo que sigue al cursor en las tarjetas */
.celda, .uso, .plan { position: relative; isolation: isolate; }
.celda::before, .uso::before, .plan::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: -1;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%), rgba(81, 191, 209, .16), transparent 60%);
  opacity: 0; transition: opacity .3s;
}
.celda:hover::before, .uso:hover::before, .plan:hover::before { opacity: 1; }

/* ---------- Selector de estilos (solo con ?estilos) ---------- */
.selector-estilo {
  position: fixed; z-index: 60; right: 16px; bottom: 16px; display: flex; align-items: center; gap: 4px;
  padding: 6px; border-radius: 999px; background: var(--superficie); border: 1px solid var(--borde-fuerte);
  box-shadow: var(--sombra); font: 600 var(--t-0)/1 var(--f-mono);
}
.selector-estilo span { padding: 0 8px 0 10px; color: var(--tinta-2); text-transform: uppercase; letter-spacing: .1em; font-size: .7rem; }
.selector-estilo button { font: inherit; border: 0; border-radius: 999px; padding: 9px 12px; background: transparent; color: var(--tinta); cursor: pointer; }
.selector-estilo button[aria-checked="true"] { background: var(--marino); color: #fff; }
@media (max-width: 420px) { .selector-estilo { left: 16px; right: 16px; justify-content: center; } }

/* =====================================================================
   Estilo «Nocturno»: siempre oscuro, cristal y luces turquesa
   ===================================================================== */
:root[data-estilo="nocturno"] {
  --fondo: #060C17; --fondo-alt: #0A1322; --superficie: rgba(255, 255, 255, .035); --superficie-2: rgba(255, 255, 255, .06);
  --borde: rgba(159, 176, 196, .16); --borde-fuerte: rgba(159, 176, 196, .32); --borde-campo: #62789A;
  --tinta: #EAF2FA; --tinta-2: #9FB0C4; --turquesa-texto: #7FD6E4; --turquesa-suave: rgba(81, 191, 209, .14);
  --malla-1: rgba(81, 191, 209, .45); --malla-2: rgba(120, 90, 255, .25); --malla-3: rgba(229, 99, 26, .18);
  --cabecera-fondo: rgba(6, 12, 23, .72); --sombra: 0 0 0 1px rgba(81, 191, 209, .08), 0 24px 60px -24px rgba(0, 0, 0, .8);
  color-scheme: dark;
}
[data-estilo="nocturno"] body { background: radial-gradient(1200px 600px at 80% -10%, rgba(81, 191, 209, .12), transparent 60%), var(--fondo); }
[data-estilo="nocturno"] .celda, [data-estilo="nocturno"] .uso, [data-estilo="nocturno"] .plan,
[data-estilo="nocturno"] .flujo-paso, [data-estilo="nocturno"] .calc-controles {
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
[data-estilo="nocturno"] .celda:hover, [data-estilo="nocturno"] .uso:hover { border-color: rgba(81, 191, 209, .55); box-shadow: 0 0 0 1px rgba(81, 191, 209, .25), 0 20px 60px -20px rgba(81, 191, 209, .35); }
[data-estilo="nocturno"] h1, [data-estilo="nocturno"] h2 {
  background: linear-gradient(180deg, #FFFFFF 30%, #9FC9D6); -webkit-background-clip: text; background-clip: text; color: transparent;
}
[data-estilo="nocturno"] .resalte { -webkit-text-fill-color: transparent; }
[data-estilo="nocturno"] .seccion-alt { background: linear-gradient(180deg, transparent, rgba(81, 191, 209, .04), transparent); }
[data-estilo="nocturno"] .boton-sec { background: transparent; color: var(--tinta); border-color: var(--borde-fuerte); }
[data-estilo="nocturno"] .selector-estilo button[aria-checked="true"] { background: var(--turquesa); color: #0B1422; }
[data-estilo="nocturno"] .celda::before, [data-estilo="nocturno"] .uso::before, [data-estilo="nocturno"] .plan::before {
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(81, 191, 209, .22), transparent 60%);
}

/* =====================================================================
   Estilo «Editorial»: papel cálido, titulares con serifa, líneas finas
   ===================================================================== */
:root[data-estilo="editorial"] {
  --fondo: #FAF7F2; --fondo-alt: #F2ECE3; --superficie: #FFFFFF; --superficie-2: #FBF8F4;
  --borde: #E4DCD0; --borde-fuerte: #CFC3B3; --tinta: #1C1B19; --tinta-2: #5E5A53; --marino: #1C1B19;
  --turquesa-texto: #176B7A; --turquesa-suave: #E3F1F2; --cabecera-fondo: rgba(250, 247, 242, .86);
  --malla-1: rgba(81, 191, 209, .10); --malla-2: rgba(28, 27, 25, .05); --malla-3: rgba(229, 99, 26, .08);
  --sombra: 0 1px 0 rgba(28, 27, 25, .04), 0 18px 40px -28px rgba(28, 27, 25, .35);
  --f-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  color-scheme: light;
}
[data-estilo="editorial"] h1, [data-estilo="editorial"] h2, [data-estilo="editorial"] h3 { font-family: var(--f-display); font-weight: 600; letter-spacing: -.02em; }
[data-estilo="editorial"] .heroe-titulo { font-weight: 500; letter-spacing: -.035em; }
[data-estilo="editorial"] .resalte { font-style: italic; }
[data-estilo="editorial"] .celda, [data-estilo="editorial"] .uso, [data-estilo="editorial"] .plan,
[data-estilo="editorial"] .flujo-paso { border-radius: 6px; box-shadow: none; }
[data-estilo="editorial"] .celda:hover, [data-estilo="editorial"] .uso:hover { box-shadow: var(--sombra); border-color: var(--tinta); }
[data-estilo="editorial"] .boton { border-radius: 4px; }
[data-estilo="editorial"] .boton-sec { background: transparent; border-color: var(--tinta); color: var(--tinta); }
[data-estilo="editorial"] .boton-sec:hover { background: var(--tinta); color: #fff; }
[data-estilo="editorial"] .ceja::before { width: 34px; height: 1px; }
[data-estilo="editorial"] .uso-ico { border-radius: 4px; background: transparent; border: 1px solid var(--borde-fuerte); }
[data-estilo="editorial"] .seccion-alt { background: var(--fondo-alt); }
[data-estilo="editorial"] .celda::before, [data-estilo="editorial"] .uso::before, [data-estilo="editorial"] .plan::before { display: none; }

@media (prefers-reduced-motion: reduce) {
  .tile-nombre, .esc-sala, .celda::before, .uso::before, .plan::before { transition: none; }
}

/* Nocturno es el estilo definitivo (2026-10-20). La frase destacada del héroe va con serifa en cursiva, como en Editorial. */
:root { --f-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif; }
[data-estilo="nocturno"] .resalte { font-family: var(--f-serif); font-style: italic; font-weight: 500; letter-spacing: -.02em; }

/* ---------- Escenario: fotos opcionales y panel de participantes (2026-10-20) ---------- */
.esc-cuerpo { display: grid; gap: 10px; min-width: 0; }
@media (min-width: 1000px) { .esc-cuerpo { grid-template-columns: minmax(0, 1fr) 250px; } }
.tile-foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; transition: all .6s var(--ease); }
.tile.con-foto .avatar { opacity: 0; }
.tile.con-foto::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, transparent 55%, rgba(6, 12, 23, .55)); pointer-events: none; }
.tile .onda, .tile-nombre, .tile-calidad { z-index: 2; }
/* En voz, la foto queda como círculo encima de la onda */
.tile.con-foto[data-modo="voz"] .tile-foto {
  inset: auto; left: 50%; top: 50%; width: 86px; height: 86px; border-radius: 50%;
  transform: translate(-50%, -110%); box-shadow: 0 0 0 3px rgba(81, 191, 209, .35);
}
.tile.con-foto[data-modo="voz"] .onda { transform: translate(50%, 30%); }

.esc-panel {
  display: none; min-width: 0; border-radius: 16px; background: rgba(255, 255, 255, .035); border: 1px solid var(--oscuro-borde);
  padding: 10px; flex-direction: column; gap: 8px; font-size: .78rem;
}
@media (min-width: 1000px) { .esc-panel { display: flex; } }
.panel-pestanas { display: flex; gap: 4px; padding: 3px; border-radius: 10px; background: rgba(255, 255, 255, .05); }
.panel-pestana { flex: 1; text-align: center; padding: 7px 6px; border-radius: 8px; color: var(--oscuro-tinta-2); font-weight: 600; transition: background .3s, color .3s; }
.panel-pestana.activa { background: rgba(81, 191, 209, .16); color: var(--oscuro-tinta); }
.panel-n { font: 700 .7rem/1 var(--f-mono); margin-left: 4px; color: var(--turquesa); }
.panel-lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.panel-p { display: flex; align-items: center; gap: 8px; padding: 7px 6px; border-radius: 10px; transition: background .3s; }
.panel-p.habla { background: rgba(81, 191, 209, .10); }
.panel-av { flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; overflow: hidden; font-weight: 700; color: #fff; background: #3A5679; box-shadow: 0 0 0 2px transparent; transition: box-shadow .3s; }
.panel-av-2 { background: #1D6E7E; } .panel-av-3 { background: #574C86; } .panel-av-4 { background: #8A5536; }
.panel-p.habla .panel-av { box-shadow: 0 0 0 2px var(--turquesa); }
.panel-av img { width: 100%; height: 100%; object-fit: cover; }
.panel-txt { flex: 1; min-width: 0; display: grid; gap: 1px; }
.panel-txt b { font-weight: 600; color: var(--oscuro-tinta); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.panel-txt small { color: var(--oscuro-tinta-2); font-size: .68rem; }
.panel-ico { flex: none; width: 22px; height: 22px; display: grid; place-items: center; border-radius: 6px; color: var(--oscuro-tinta-2); }
.panel-ico svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.panel-ico.on { color: var(--turquesa); }
.panel-ico.off { color: #E8776A; }
.panel-chat { display: grid; gap: 8px; align-content: start; }
.panel-chat[hidden], .panel-lista[hidden] { display: none; }
.panel-msj { margin: 0; padding: 8px 10px; border-radius: 10px; background: rgba(255, 255, 255, .05); color: var(--oscuro-tinta); line-height: 1.35; }
.panel-msj b { display: block; font-size: .68rem; color: var(--turquesa); margin-bottom: 2px; }
.panel-pie { margin-top: auto; padding-top: 8px; border-top: 1px solid var(--oscuro-borde); color: var(--oscuro-tinta-2); font: 500 .68rem/1.3 var(--f-mono); }
.panel-cifrado::before { content: "● "; color: var(--turquesa); }
/* Fotos: leve movimiento, como una cámara en vivo (no con movimiento reducido) */
.tile-foto { object-position: 50% 35%; }
@media (prefers-reduced-motion: no-preference) {
  .tile.con-foto:not([data-modo="voz"]) .tile-foto { animation: camara-viva 14s ease-in-out infinite alternate; }
  .tile-2.con-foto .tile-foto { animation-duration: 11s; animation-delay: -3s; }
  .tile-3.con-foto .tile-foto { animation-duration: 13s; animation-delay: -6s; }
  .tile-4.con-foto .tile-foto { animation-duration: 12s; animation-delay: -2s; }
}
@keyframes camara-viva { from { transform: scale(1.02) translate(0, 0); } to { transform: scale(1.07) translate(-1.2%, .8%); } }