/* Concepto: "puente de mando". Fondo de mar profundo, paneles de instrumental,
   señal turquesa para el sistema y naranja boya solo para dinero y acción.
   Tema oscuro único, elegido a propósito. */
:root {
  --abismo: #060E1A;
  --casco: #0B1828;
  --casco-2: #10223A;
  --linea: #1E3550;
  --espuma: #E6EEF5;
  --niebla: #93A7BC;
  --senal: #3EE0CF;
  --senal-suave: rgba(62, 224, 207, .12);
  --boya: #FF8A3D;
  --boya-suave: rgba(255, 138, 61, .12);

  --f-display: "Archivo", "Arial Black", Arial, sans-serif;
  --f-texto: "Archivo", Arial, sans-serif;
  --f-mono: "IBM Plex Mono", "Courier New", monospace;

  --t-hero: clamp(2.6rem, 6.4vw, 5.6rem);
  --t-h2: clamp(2rem, 4.2vw, 3.5rem);
  --t-h3: 1.3rem;
  --t-lead: clamp(1.15rem, 1.6vw, 1.35rem);
  --t-base: 1.0625rem;
  --t-mini: .8125rem;

  --ancho: 1200px;
  --radio: 14px;
  --barra-alto: 64px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--barra-alto) + 16px); background: var(--abismo); }
body {
  margin: 0;
  background: var(--abismo);
  color: var(--espuma);
  font-family: var(--f-texto);
  font-size: var(--t-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--abismo); }
h1, h2, h3 { margin: 0; text-wrap: balance; }
p { margin: 0; }
a { color: var(--senal); }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--senal); outline-offset: 3px; border-radius: 6px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.envoltura {
  max-width: var(--ancho);
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 700px) {
  .envoltura { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); }
}

/* ---------- Tipografía base ---------- */
.cejilla {
  font-family: var(--f-mono);
  font-size: var(--t-mini);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--senal);
  display: flex; align-items: center; gap: 12px;
}
.cejilla .num { color: var(--niebla); }
.cejilla .num::after { content: ""; display: inline-block; width: 28px; height: 1px; background: var(--linea); vertical-align: middle; margin-left: 12px; }
h2 {
  font-family: var(--f-display);
  font-stretch: 118%;
  font-weight: 700;
  font-size: var(--t-h2);
  line-height: 1.05;
  letter-spacing: -.015em;
  max-width: 18ch;
}
h3 { font-family: var(--f-display); font-stretch: 105%; font-weight: 650; font-size: var(--t-h3); line-height: 1.25; }
.lead { font-size: var(--t-lead); color: var(--niebla); max-width: 60ch; }
strong { color: var(--espuma); font-weight: 650; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  border-radius: 999px; border: 1px solid transparent;
  padding: 10px 18px; font-weight: 600; font-size: .95rem;
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: transform .2s, background .2s, border-color .2s, color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-senal { background: var(--senal); color: var(--abismo); }
.btn-senal:hover { background: #6FEADD; }
.btn-fantasma { border-color: var(--linea); color: var(--espuma); background: transparent; }
.btn-fantasma:hover { border-color: var(--senal); color: var(--senal); }
.btn-grande { padding: 14px 24px; font-size: 1rem; }
.btn-icono {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  border: 1px solid var(--linea); background: transparent; color: var(--espuma); cursor: pointer;
}
.btn-icono .mute { display: none; }
.btn-icono[aria-pressed="false"] .mute { display: block; }
.btn-icono[aria-pressed="false"] .ondas { display: none; }
.btn-icono[aria-pressed="false"] { color: var(--niebla); }

.escuchar {
  font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .08em; text-transform: uppercase;
  background: var(--senal-suave); color: var(--senal); border: 1px solid rgba(62,224,207,.3);
  border-radius: 999px; padding: 6px 14px 6px 12px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
}
.escuchar::before { content: ""; width: 0; height: 0; border-left: 8px solid currentColor; border-top: 5px solid transparent; border-bottom: 5px solid transparent; }
.escuchar.sonando { background: var(--senal); color: var(--abismo); }
.escuchar.sonando::before { border: 0; width: 8px; height: 10px; border-left: 3px solid currentColor; border-right: 3px solid currentColor; }

/* ---------- Barra superior ---------- */
.barra {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: rgba(6, 14, 26, .82);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--linea);
}
.barra-in {
  max-width: 1400px; margin: 0 auto; height: var(--barra-alto);
  display: flex; align-items: center; gap: 24px;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.marca { display: flex; align-items: center; gap: 10px; color: var(--espuma); text-decoration: none; font-family: var(--f-display); font-stretch: 125%; font-weight: 800; letter-spacing: .06em; font-size: .95rem; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { color: var(--niebla); text-decoration: none; font-size: .9rem; padding: 6px 12px; border-radius: 999px; transition: color .2s, background .2s; }
.nav a:hover, .nav a.activo { color: var(--espuma); background: var(--casco-2); }
.barra-acciones { display: flex; align-items: center; gap: 10px; }
.progreso { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; background: linear-gradient(90deg, var(--senal), var(--boya)); transform-origin: 0 50%; transform: scaleX(0); }
@supports (animation-timeline: scroll()) {
  .progreso { animation: progreso linear both; animation-timeline: scroll(root); }
  @keyframes progreso { to { transform: scaleX(1); } }
}
@media (max-width: 1080px) { .nav { display: none; } .barra-acciones { margin-left: auto; } }
@media (max-width: 480px) { #btn-tour span { display: none; } #btn-tour { padding: 10px 12px; } .marca span { font-size: .85rem; } }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--linea); }
#radar { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--abismo) 0%, rgba(6,14,26,.85) 38%, rgba(6,14,26,0) 70%); pointer-events: none; }
.hero-in { position: relative; z-index: 2; padding-block: clamp(64px, 11vw, 140px) clamp(48px, 7vw, 88px); display: flex; flex-direction: column; gap: 28px; }
.titular {
  font-family: var(--f-display); font-stretch: 125%; font-weight: 800;
  font-size: var(--t-hero); line-height: .98; letter-spacing: -.02em; max-width: 13ch;
}
.titular em { font-style: normal; color: var(--senal); }
.entrada { font-size: var(--t-lead); color: var(--niebla); max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-datos { display: flex; flex-wrap: wrap; gap: 0; margin: 12px 0 0; border-top: 1px solid var(--linea); max-width: 720px; }
.hero-datos > div { flex: 1 1 180px; padding: 18px 24px 0 0; }
.hero-datos dt { font-family: var(--f-mono); font-size: var(--t-mini); color: var(--niebla); letter-spacing: .06em; text-transform: uppercase; }
.hero-datos dd { margin: 4px 0 0; font-family: var(--f-display); font-stretch: 120%; font-weight: 700; font-size: 2rem; line-height: 1.1; font-variant-numeric: tabular-nums; }
.hero-datos dd.nota { font-family: var(--f-texto); font-stretch: 100%; font-weight: 400; font-size: .9rem; color: var(--niebla); }
.aviso { font-size: var(--t-mini); color: var(--niebla); max-width: 60ch; border-left: 2px solid var(--boya); padding-left: 12px; }
@media (max-width: 760px) { .hero::after { background: linear-gradient(180deg, rgba(6,14,26,.55) 0%, var(--abismo) 75%); } }

/* ---------- Secciones ---------- */
.seccion { padding-block: clamp(72px, 10vw, 128px); border-bottom: 1px solid var(--linea); }
.seccion-alt { background: var(--casco); }
.seccion .envoltura { display: flex; flex-direction: column; gap: 32px; }
.sec-cabecera { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.sub { margin-top: 24px; }

.rv { }
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .rv { animation: aparece linear both; animation-timeline: view(); animation-range: entry 0% entry 55%; }
    @keyframes aparece { from { opacity: 0; transform: translateY(36px); } to { opacity: 1; transform: none; } }
  }
}

/* Propuesta */
.doble { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 24px 64px; align-items: start; }
.doble > * { min-width: 0; }
.doble .grande { font-family: var(--f-display); font-stretch: 105%; font-size: clamp(1.35rem, 2.2vw, 1.75rem); line-height: 1.3; font-weight: 500; }
.doble p:not(.grande) { color: var(--niebla); font-size: var(--t-lead); }
.frentes { list-style: none; padding: 0; margin: 16px 0 0; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--linea); }
.frentes li { padding: 24px 20px 0 0; display: flex; flex-direction: column; gap: 4px; }
.frentes li + li { padding-left: 20px; border-left: 1px solid var(--linea); }
.frentes .fi { color: var(--senal); font-size: 1.5rem; line-height: 1; margin-bottom: 12px; }
.frentes b { font-family: var(--f-display); font-stretch: 110%; font-size: 1.15rem; }
.frentes span:last-child { color: var(--niebla); font-size: .95rem; }
@media (max-width: 860px) {
  .frentes { grid-template-columns: 1fr 1fr; }
  .frentes li, .frentes li + li { padding: 20px 0; border-left: 0; border-bottom: 1px solid var(--linea); }
}

/* Reparto */
.reparto { display: grid; grid-template-columns: 1fr 120px 1fr; align-items: stretch; }
.parte { background: var(--casco-2); border: 1px solid var(--linea); border-radius: var(--radio); padding: 32px; min-width: 0; }
.parte-tag { font-family: var(--f-display); font-stretch: 115%; font-weight: 700; font-size: 1.5rem; color: var(--senal); margin-bottom: 16px; }
.parte-b .parte-tag { color: var(--boya); }
.parte ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.parte li { padding-left: 22px; position: relative; color: var(--espuma); }
.parte li::before { content: ""; position: absolute; left: 0; top: .7em; width: 10px; height: 1px; background: currentColor; opacity: .5; }
.union { width: 120px; height: 100%; min-height: 220px; }
.flujo { fill: none; stroke: var(--senal); stroke-width: 2; stroke-dasharray: 6 8; animation: fluye 1.2s linear infinite; }
.flujo-b { stroke: var(--boya); }
@keyframes fluye { to { stroke-dashoffset: -28; } }
.resultado { display: flex; gap: 20px; align-items: baseline; flex-wrap: wrap; font-size: var(--t-lead); background: linear-gradient(90deg, var(--senal-suave), var(--boya-suave)); border: 1px solid var(--linea); border-radius: var(--radio); padding: 24px 28px; }
.resultado-k, .arranque-k { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .12em; text-transform: uppercase; color: var(--senal); }
@media (max-width: 760px) {
  .reparto { grid-template-columns: 1fr; gap: 16px; }
  .union { display: none; }
}

/* Palancas */
.palancas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--linea); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; }
.palanca { background: var(--abismo); padding: 32px; display: flex; flex-direction: column; gap: 12px; min-width: 0; transition: background .3s; }
.palanca:hover { background: var(--casco); }
.palanca p { color: var(--niebla); }
.palanca-aviso { background: var(--casco-2); }
.palanca-aviso h3 { color: var(--boya); }
@media (max-width: 900px) { .palancas { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .palancas { grid-template-columns: 1fr; } }

/* Sistema */
.diagrama-scroll { overflow-x: auto; border: 1px solid var(--linea); border-radius: var(--radio); background: var(--abismo); padding: 16px; }
.diagrama { display: block; width: 100%; min-width: 680px; height: auto; }
.d-rutas path { fill: none; stroke: var(--linea); stroke-width: 2; }
.d-canal rect { fill: var(--casco-2); stroke: var(--linea); }
.d-canal text { fill: var(--espuma); font-family: var(--f-texto); font-size: 18px; font-weight: 600; text-anchor: middle; }
.d-core circle { fill: var(--casco-2); stroke: var(--senal); stroke-width: 2; }
.d-core text, .d-salida text { text-anchor: middle; font-family: var(--f-display); }
.d-core .t1 { fill: var(--espuma); font-size: 20px; font-weight: 700; }
.d-core .t2 { fill: var(--senal); font-size: 16px; }
.d-pulso { fill: none; stroke: var(--senal); stroke-width: 2; transform-origin: 500px 210px; animation: pulso 2.4s ease-out infinite; }
@keyframes pulso { from { transform: scale(1); opacity: .7; } to { transform: scale(1.9); opacity: 0; } }
.d-salida rect { fill: var(--casco-2); stroke: var(--linea); }
.d-ia rect { stroke: var(--senal); }
.d-reglas rect { stroke: var(--boya); }
.d-salida .t1 { fill: var(--espuma); font-size: 18px; font-weight: 700; }
.d-salida .t2 { fill: var(--niebla); font-size: 14px; font-family: var(--f-texto); }
.d-pie { fill: var(--niebla); font-family: var(--f-mono); font-size: 13px; text-anchor: middle; letter-spacing: .05em; }

.motores { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 24px; align-items: start; }
.motores-lista { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.motor-btn {
  text-align: left; background: var(--abismo); border: 1px solid var(--linea); border-radius: 10px;
  padding: 14px 16px; cursor: pointer; display: flex; flex-direction: column; gap: 2px; transition: border-color .2s, background .2s;
}
.motor-btn small { font-family: var(--f-mono); font-size: .72rem; color: var(--niebla); letter-spacing: .08em; text-transform: uppercase; }
.motor-btn b { font-weight: 600; }
.motor-btn:hover { border-color: var(--niebla); }
.motor-btn[aria-selected="true"] { border-color: var(--senal); background: var(--casco-2); }
.motor-btn[aria-selected="true"] small { color: var(--senal); }
.motor-detalle { background: var(--casco-2); border: 1px solid var(--linea); border-radius: var(--radio); padding: 32px; display: flex; flex-direction: column; gap: 16px; min-height: 100%; }
.motor-detalle .md-tipo { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .1em; text-transform: uppercase; color: var(--senal); }
.motor-detalle h4 { margin: 0; font-family: var(--f-display); font-stretch: 115%; font-size: 1.9rem; line-height: 1.1; }
.motor-detalle p { color: var(--niebla); font-size: 1.1rem; }
.md-mide { border-top: 1px solid var(--linea); padding-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.md-mide span { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .1em; text-transform: uppercase; color: var(--boya); }
.md-mide ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.md-mide li { border: 1px solid var(--linea); border-radius: 999px; padding: 4px 12px; font-size: .92rem; }
.motor-detalle.cambia { animation: cambia .35s ease-out; }
@keyframes cambia { from { opacity: .3; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (max-width: 860px) { .motores { grid-template-columns: 1fr; } }
@media (max-width: 420px) { .motores-lista { grid-template-columns: 1fr; } }

/* Reproductor de casos */
.reproductor { border: 1px solid var(--linea); border-radius: 20px; background: var(--casco); overflow: hidden; }
.rep-tabs { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--linea); }
.rep-tab { background: transparent; border: 0; border-right: 1px solid var(--linea); padding: 18px 20px; text-align: left; cursor: pointer; color: var(--niebla); display: flex; flex-direction: column; gap: 2px; position: relative; }
.rep-tab:last-child { border-right: 0; }
.rep-tab small { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em; }
.rep-tab b { font-weight: 600; color: inherit; }
.rep-tab[aria-selected="true"] { color: var(--espuma); background: var(--casco-2); }
.rep-tab[aria-selected="true"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--senal); }
.rep-cuerpo { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
.rep-pantalla {
  position: relative; min-height: 460px; padding: 56px 28px 28px;
  background:
    radial-gradient(circle at 20% 0%, rgba(62,224,207,.08), transparent 50%),
    repeating-linear-gradient(0deg, transparent 0 31px, rgba(30,53,80,.35) 31px 32px),
    var(--abismo);
  border-right: 1px solid var(--linea);
  overflow: hidden;
}
.rep-reloj { position: absolute; top: 18px; left: 28px; font-family: var(--f-mono); font-size: var(--t-mini); color: var(--niebla); letter-spacing: .1em; }
.rep-reloj::before { content: "● "; color: var(--senal); }
.rep-feed { display: flex; flex-direction: column; gap: 12px; }
.ev {
  max-width: 82%; border-radius: 14px; padding: 12px 16px; font-size: .98rem; line-height: 1.45;
  border: 1px solid var(--linea); background: var(--casco-2);
  animation: entra .5s cubic-bezier(.2,.8,.2,1) both;
}
.ev small { display: block; font-family: var(--f-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--niebla); margin-bottom: 4px; }
.ev-sistema { align-self: center; max-width: 92%; background: var(--senal-suave); border-color: rgba(62,224,207,.35); }
.ev-sistema small { color: var(--senal); }
.ev-salida { align-self: flex-end; border-bottom-right-radius: 4px; }
.ev-entrada { align-self: flex-start; border-bottom-left-radius: 4px; background: var(--casco); }
.ev-registro { align-self: center; max-width: 92%; background: var(--boya-suave); border-color: rgba(255,138,61,.4); }
.ev-registro small { color: var(--boya); }
.ev-escribiendo { align-self: flex-start; display: flex; gap: 5px; padding: 14px 16px; }
.ev-escribiendo i { width: 7px; height: 7px; border-radius: 50%; background: var(--niebla); animation: punto 1s infinite; }
.ev-escribiendo i:nth-child(2) { animation-delay: .15s; }
.ev-escribiendo i:nth-child(3) { animation-delay: .3s; }
@keyframes punto { 0%, 60%, 100% { opacity: .3; transform: none; } 30% { opacity: 1; transform: translateY(-3px); } }
@keyframes entra { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }
.rep-lado { padding: 28px; display: flex; flex-direction: column; gap: 20px; }
.rep-pasos { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 4px; counter-reset: paso; }
.rep-pasos li { counter-increment: paso; display: grid; grid-template-columns: 32px 1fr; gap: 12px; padding: 10px 12px; border-radius: 10px; color: var(--niebla); cursor: pointer; transition: background .2s, color .2s; }
.rep-pasos li::before { content: counter(paso); width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--linea); display: grid; place-items: center; font-family: var(--f-mono); font-size: .8rem; }
.rep-pasos li b { display: block; color: var(--espuma); font-weight: 600; font-size: .95rem; }
.rep-pasos li span { font-size: .9rem; line-height: 1.45; }
.rep-pasos li.hecho::before { background: var(--linea); color: var(--espuma); }
.rep-pasos li.actual { background: var(--casco-2); color: var(--espuma); }
.rep-pasos li.actual::before { background: var(--senal); color: var(--abismo); border-color: var(--senal); }
.rep-controles { display: flex; gap: 10px; flex-wrap: wrap; margin-top: auto; }
#rep-play .ico-pausa { display: none; }
#rep-play.sonando .ico-pausa { display: block; }
#rep-play.sonando .ico-play { display: none; }
.rep-barra { height: 3px; background: var(--linea); border-radius: 2px; overflow: hidden; }
.rep-barra span { display: block; height: 100%; width: 0; background: var(--senal); transition: width .4s; }
@media (max-width: 860px) {
  .rep-tabs { grid-template-columns: 1fr 1fr; }
  .rep-tab:nth-child(2) { border-right: 0; }
  .rep-tab:nth-child(-n+2) { border-bottom: 1px solid var(--linea); }
  .rep-cuerpo { grid-template-columns: 1fr; }
  .rep-pantalla { border-right: 0; border-bottom: 1px solid var(--linea); min-height: 400px; padding: 52px 16px 20px; }
  .ev { max-width: 92%; }
}

/* Plan */
.linea-tiempo { list-style: none; margin: 16px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; position: relative; }
.linea-tiempo::before { content: ""; position: absolute; left: 0; right: 0; top: 7px; height: 2px; background: var(--linea); }
.linea-tiempo::after { content: ""; position: absolute; left: 0; top: 7px; height: 2px; width: calc(var(--avance, 0) * 100%); background: linear-gradient(90deg, var(--senal), var(--boya)); transition: width .2s linear; }
.linea-tiempo li { position: relative; padding-top: 36px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.linea-tiempo li::before { content: ""; position: absolute; top: 0; left: 0; width: 16px; height: 16px; border-radius: 50%; background: var(--casco); border: 2px solid var(--senal); z-index: 1; }
.linea-tiempo li p { color: var(--niebla); font-size: .98rem; }
.lt-plazo { font-family: var(--f-mono); font-size: var(--t-mini); color: var(--senal); letter-spacing: .06em; }
.nota-borde { border-left: 2px solid var(--senal); padding-left: 16px; color: var(--niebla); max-width: 70ch; }
@media (max-width: 860px) {
  .linea-tiempo { grid-template-columns: 1fr; gap: 28px; padding-left: 32px; }
  .linea-tiempo::before { left: 7px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .linea-tiempo::after { left: 7px; top: 0; width: 2px; height: calc(var(--avance, 0) * 100%); }
  .linea-tiempo li { padding-top: 0; }
  .linea-tiempo li::before { left: -32px; top: 4px; }
}

/* Valor */
.valores { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: stretch; }
.valor { border: 1px solid var(--linea); border-radius: var(--radio); padding: 32px; display: flex; flex-direction: column; gap: 12px; min-width: 0; background: var(--casco); }
.valor p { color: var(--niebla); }
.valor-l { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: 3.5rem; line-height: 1; color: var(--niebla); }
.valor-b { border-color: var(--boya); background: linear-gradient(180deg, var(--boya-suave), var(--casco) 70%); }
.valor-b .valor-l { color: var(--boya); }
.distinto { align-self: center; font-family: var(--f-display); font-size: 2.25rem; color: var(--niebla); }
@media (max-width: 900px) { .valores { grid-template-columns: 1fr; } .distinto { justify-self: center; } }

/* Modelo */
.modelo { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 32px; align-items: center; }
.modelo-cifra { display: flex; flex-direction: column; gap: 12px; }
.mc-k { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .1em; text-transform: uppercase; color: var(--niebla); }
.mc-num { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: clamp(6rem, 16vw, 12rem); line-height: .9; letter-spacing: -.04em; color: var(--boya); font-variant-numeric: tabular-nums; }
.mc-pct { font-size: .45em; margin-left: .08em; color: var(--espuma); }
.mc-txt { color: var(--niebla); font-size: var(--t-lead); max-width: 34ch; }
.modelo-terminos { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.termino { background: var(--abismo); border: 1px solid var(--linea); border-radius: var(--radio); padding: 24px; display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.termino h3 { font-size: 1.1rem; color: var(--senal); }
.termino p { color: var(--niebla); font-size: .98rem; }
@media (max-width: 900px) { .modelo { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .modelo-terminos { grid-template-columns: 1fr; } }

/* Bases */
.bases { border: 1px solid var(--linea); border-radius: var(--radio); background: var(--casco); padding: 28px; display: flex; flex-direction: column; gap: 24px; }
.bases-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.bases-tabs button { border: 1px solid var(--linea); background: transparent; border-radius: 999px; padding: 10px 18px; cursor: pointer; color: var(--niebla); font-weight: 600; }
.bases-tabs button[aria-selected="true"] { background: var(--espuma); color: var(--abismo); border-color: var(--espuma); }
.bases-vis { display: flex; flex-direction: column; gap: 14px; }
.bv-fila { display: grid; grid-template-columns: 170px 1fr; gap: 16px; align-items: center; }
.bv-k { font-family: var(--f-mono); font-size: var(--t-mini); color: var(--niebla); letter-spacing: .04em; }
.bv-pista { height: 40px; border-radius: 8px; background: var(--abismo); border: 1px solid var(--linea); overflow: hidden; }
.bv-total { height: 100%; width: 100%; background: repeating-linear-gradient(135deg, var(--casco-2) 0 10px, var(--linea) 10px 11px); }
.bv-base { height: 100%; width: 100%; background: var(--senal-suave); border-right: 2px solid var(--senal); transition: width .7s cubic-bezier(.2,.8,.2,1); position: relative; }
.bv-socio { position: absolute; left: 0; top: 0; bottom: 0; width: 27%; background: var(--boya); }
.bases-txt { font-size: 1.1rem; max-width: 70ch; }
.bases-pie { font-size: var(--t-mini); color: var(--niebla); }
@media (max-width: 560px) { .bv-fila { grid-template-columns: 1fr; gap: 6px; } }

.checklist { display: flex; flex-direction: column; gap: 16px; }
.checklist-cab { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px; }
.checklist-cuenta { font-family: var(--f-mono); font-size: var(--t-mini); color: var(--niebla); }
#checklist { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
#checklist button { border: 1px solid var(--linea); background: var(--casco); border-radius: 999px; padding: 10px 18px 10px 14px; cursor: pointer; display: inline-flex; align-items: center; gap: 10px; transition: all .2s; }
#checklist button::before { content: ""; width: 16px; height: 16px; border-radius: 50%; border: 1.5px solid var(--niebla); flex: none; }
#checklist button[aria-pressed="true"] { border-color: var(--senal); background: var(--senal-suave); }
#checklist button[aria-pressed="true"]::before { background: var(--senal); border-color: var(--senal); box-shadow: inset 0 0 0 3px var(--abismo); }

/* Cumplimiento */
.normas { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: start; }
.norma { border: 1px solid var(--linea); border-radius: var(--radio); background: var(--abismo); padding: 0 24px; }
.norma summary { list-style: none; cursor: pointer; padding: 22px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-family: var(--f-display); font-stretch: 108%; font-weight: 650; font-size: 1.2rem; }
.norma summary::-webkit-details-marker { display: none; }
.norma summary::after { content: "+"; font-family: var(--f-mono); color: var(--senal); font-size: 1.4rem; transition: transform .25s; }
.norma[open] summary::after { transform: rotate(45deg); }
.norma p { color: var(--niebla); padding-bottom: 12px; }
.norma a { display: inline-block; font-family: var(--f-mono); font-size: var(--t-mini); margin: 0 16px 20px 0; text-decoration: none; }
.norma a:hover { text-decoration: underline; }
@media (max-width: 760px) { .normas { grid-template-columns: 1fr; } }

/* Siguiente */
.embudo { display: grid; grid-template-columns: minmax(0, 1.4fr) 80px minmax(0, 1fr); gap: 16px; align-items: center; }
.mini { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .1em; text-transform: uppercase; color: var(--niebla); margin-bottom: 14px; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { border: 1px solid var(--linea); border-radius: 999px; padding: 6px 14px; font-size: .92rem; background: var(--casco); }
.embudo-flecha { height: 2px; background: var(--linea); position: relative; overflow: hidden; }
.embudo-flecha span { position: absolute; top: 0; left: -40%; width: 40%; height: 2px; background: var(--senal); animation: corre 1.6s linear infinite; }
@keyframes corre { to { left: 100%; } }
.embudo-salida { background: var(--casco-2); border: 1px solid var(--senal); border-radius: var(--radio); padding: 28px; }
.embudo-salida ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }
.embudo-salida li { font-family: var(--f-display); font-stretch: 108%; font-size: 1.2rem; font-weight: 600; padding-left: 26px; position: relative; }
.embudo-salida li::before { content: ""; position: absolute; left: 0; top: .55em; width: 12px; height: 12px; border-radius: 3px; background: var(--senal); }
.arranque { display: flex; gap: 20px; align-items: baseline; flex-wrap: wrap; font-family: var(--f-display); font-stretch: 110%; font-weight: 650; font-size: clamp(1.25rem, 2.2vw, 1.75rem); color: var(--abismo); background: var(--senal); border-radius: var(--radio); padding: 28px 32px; }
.arranque .arranque-k { color: var(--abismo); opacity: .7; }
@media (max-width: 860px) { .embudo { grid-template-columns: 1fr; } .embudo-flecha { width: 2px; height: 48px; justify-self: center; } .embudo-flecha span { width: 2px; height: 40%; left: 0; top: -40%; animation-name: baja; } @keyframes baja { to { top: 100%; } } }

/* Cierre */
.cierre { padding-block: clamp(88px, 12vw, 160px); background: radial-gradient(ellipse at 10% 100%, rgba(62,224,207,.12), transparent 55%), var(--abismo); }
.cierre .envoltura { display: flex; flex-direction: column; gap: 32px; }
.cita { margin: 0; display: flex; flex-direction: column; gap: 24px; max-width: 32em; }
.cita p:first-child { font-family: var(--f-display); font-stretch: 112%; font-weight: 600; font-size: clamp(1.5rem, 3vw, 2.4rem); line-height: 1.25; }
.cita p:last-child { color: var(--niebla); font-size: var(--t-lead); }
.cita .pal { transition: color .5s; }
.cita.leyendo .pal { color: var(--linea); }
.cita.leyendo .pal.on { color: inherit; }

/* Pie */
.pie { border-top: 1px solid var(--linea); padding-block: 40px calc(40px + var(--narrador-h, 0px)); color: var(--niebla); font-size: var(--t-mini); }
.pie .envoltura { display: flex; flex-direction: column; gap: 8px; }
.pie b { color: var(--espuma); letter-spacing: .06em; }

/* Narrador */
.narrador {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background: rgba(11, 24, 40, .94); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--linea);
  animation: sube .35s ease-out;
}
@keyframes sube { from { transform: translateY(100%); } to { transform: none; } }
.narrador-in { max-width: var(--ancho); margin: 0 auto; display: flex; align-items: center; gap: 20px; padding-block: 14px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.narrador-txt { flex: 1; min-width: 0; }
.narrador-fuente { font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--senal); }
.narrador-sub { font-size: 1rem; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.eq { display: flex; align-items: flex-end; gap: 3px; height: 22px; flex: none; }
.eq i { width: 4px; background: var(--senal); border-radius: 2px; animation: eq 1s ease-in-out infinite; }
.eq i:nth-child(2) { animation-delay: .2s; } .eq i:nth-child(3) { animation-delay: .4s; } .eq i:nth-child(4) { animation-delay: .1s; }
@keyframes eq { 0%, 100% { height: 6px; } 50% { height: 22px; } }
.narrador.silencio .eq i { animation: none; height: 4px; background: var(--niebla); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .d-paquetes { display: none; }
}

/* =================== Relato en cuatro partes =================== */
.nav a span { font-family: var(--f-mono); color: var(--senal); margin-right: 4px; }
.hero-partes { list-style: none; margin: 16px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); max-width: 820px; border-top: 1px solid var(--linea); }
.hero-partes a { display: flex; flex-direction: column; gap: 4px; padding: 16px 16px 0 0; color: var(--niebla); text-decoration: none; font-size: .95rem; line-height: 1.3; transition: color .2s; }
.hero-partes a:hover { color: var(--espuma); }
.hero-partes span { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: 1.6rem; color: var(--senal); }
@media (max-width: 620px) { .hero-partes { grid-template-columns: 1fr 1fr; } }

.acto { position: relative; overflow: hidden; padding-block: clamp(72px, 10vw, 128px) clamp(40px, 6vw, 72px); border-bottom: 1px solid var(--linea); background: radial-gradient(ellipse at 100% 0%, var(--senal-suave), transparent 60%), var(--abismo); }
.acto .envoltura { display: flex; flex-direction: column; gap: 8px; }
.acto-k { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .16em; text-transform: uppercase; color: var(--senal); }
.acto-t { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: clamp(2.6rem, 8vw, 6.5rem); line-height: .95; letter-spacing: -.03em; text-wrap: balance; }
.acto-trato { background: radial-gradient(ellipse at 0% 100%, var(--boya-suave), transparent 60%), var(--abismo); }
.acto-trato .acto-k { color: var(--boya); }
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .acto-t { animation: acto linear both; animation-timeline: view(); animation-range: entry 0% cover 40%; }
    @keyframes acto { from { opacity: .15; transform: translateX(-6%); letter-spacing: .02em; } to { opacity: 1; transform: none; } }
  }
}
.pie-nota { font-size: var(--t-mini); color: var(--niebla); max-width: 75ch; }
.mini { font-family: var(--f-mono); font-size: var(--t-mini); letter-spacing: .1em; text-transform: uppercase; color: var(--niebla); }

/* 168 horas */
.horas { display: flex; flex-direction: column; gap: 24px; }
.horas-cab { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.horas-tabs, .eco-tabs { display: inline-flex; padding: 4px; border: 1px solid var(--linea); border-radius: 999px; background: var(--casco); }
.horas-tabs button, .eco-tabs button { border: 0; background: transparent; border-radius: 999px; padding: 10px 20px; cursor: pointer; color: var(--niebla); font-weight: 600; transition: background .25s, color .25s; }
.horas-tabs button[aria-selected="true"], .eco-tabs button[aria-selected="true"] { background: var(--espuma); color: var(--abismo); }
.horas-cifra { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; max-width: 560px; }
.hc-num { font-family: var(--f-display); font-stretch: 125%; font-weight: 800; font-size: clamp(3rem, 7vw, 5rem); line-height: 1; color: var(--boya); font-variant-numeric: tabular-nums; transition: color .4s; }
.horas[data-modo="sistema"] .hc-num { color: var(--senal); }
.hc-txt { color: var(--niebla); max-width: 30ch; }
.horas-scroll { overflow-x: auto; }
.horas-grid { display: grid; grid-template-columns: 44px repeat(24, minmax(14px, 1fr)); gap: 3px; min-width: 520px; }
.hg-dia { font-family: var(--f-mono); font-size: .75rem; color: var(--niebla); align-self: center; }
.hg-h { font-family: var(--f-mono); font-size: .65rem; color: var(--niebla); text-align: center; }
.hg-c { aspect-ratio: 1 / 1.25; border-radius: 3px; background: var(--casco-2); transition: background .35s, box-shadow .35s; max-width: 100%; }
.hg-c.humano { background: var(--espuma); }
.horas[data-modo="sistema"] .hg-c:not(.humano) { background: var(--senal); box-shadow: 0 0 8px rgba(62,224,207,.35); transition-delay: var(--d, 0s); }
.horas-leyenda { display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: .9rem; color: var(--niebla); }
.horas-leyenda span { display: inline-flex; align-items: center; gap: 8px; }
.lg { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }
.lg-humano { background: var(--espuma); } .lg-ia { background: var(--senal); } .lg-vacio { background: var(--casco-2); border: 1px solid var(--linea); }

/* Cartera simulada */
.cartera { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 32px; align-items: start; }
.cartera-filtros { display: flex; flex-direction: column; gap: 16px; }
.cartera-filtros ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.cartera-filtros li button { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 12px; text-align: left; border: 1px solid var(--linea); background: var(--abismo); border-radius: 10px; padding: 14px 16px; cursor: pointer; color: var(--niebla); transition: all .25s; }
.cartera-filtros li button b { font-weight: 600; }
.cf-n { font-family: var(--f-mono); font-variant-numeric: tabular-nums; font-size: .9rem; }
.cartera-filtros li button.pasado { color: var(--espuma); border-color: var(--linea); }
.cartera-filtros li button.activo { color: var(--abismo); background: var(--senal); border-color: var(--senal); }
.cartera-filtros li + li button { position: relative; }
.cartera-vis { display: flex; flex-direction: column; gap: 16px; background: var(--abismo); border: 1px solid var(--linea); border-radius: var(--radio); padding: 20px; min-width: 0; }
.cartera-puntos { display: grid; grid-template-columns: repeat(25, 1fr); gap: 5px; }
.cartera-puntos i { aspect-ratio: 1; border-radius: 50%; background: var(--niebla); opacity: .9; transition: opacity .5s, background .5s, transform .5s; max-width: 100%; }
.cartera-puntos i.fuera { opacity: .1; transform: scale(.6); }
.cartera-puntos i.final { background: var(--boya); box-shadow: 0 0 10px rgba(255,138,61,.6); transform: scale(1.15); }
.cartera-resultado { font-size: 1.05rem; min-height: 3em; }
.cartera-resultado b { font-family: var(--f-display); font-stretch: 120%; color: var(--boya); font-size: 1.4rem; }
@media (max-width: 860px) { .cartera { grid-template-columns: 1fr; } .cartera-puntos { gap: 3px; } }

/* Ecosistema */
.eco { display: flex; flex-direction: column; gap: 24px; align-items: center; }
.orbita { position: relative; width: min(100%, 620px); aspect-ratio: 1; --r: 40%; }
.orbita-lineas { position: absolute; inset: 0; width: 100%; height: 100%; }
.orbita-lineas line { stroke: var(--linea); stroke-width: 1.5; stroke-dasharray: 4 6; transition: stroke .5s; }
.orbita-lineas circle { fill: none; stroke: var(--linea); stroke-dasharray: 2 6; }
.orbita[data-modo="alianza"] .orbita-lineas line { stroke: var(--boya); animation: fluye 1.4s linear infinite; }
.orbita-lineas line.base { stroke: var(--senal); stroke-dasharray: none; }
.orbita-centro { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 30%; aspect-ratio: 1; border-radius: 50%; background: var(--casco-2); border: 2px solid var(--senal); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 4px; padding: 8px; box-shadow: 0 0 60px rgba(62,224,207,.15); }
.orbita-centro b { font-family: var(--f-display); font-stretch: 110%; font-size: clamp(.9rem, 2.4vw, 1.2rem); line-height: 1.15; }
.orbita-centro span { font-family: var(--f-mono); font-size: clamp(.62rem, 1.6vw, .75rem); color: var(--senal); line-height: 1.3; }
.orbita[data-modo="alianza"] .orbita-centro { border-color: var(--boya); }
.orbita[data-modo="alianza"] .orbita-centro span { color: var(--boya); }
.orbita-nodos { list-style: none; margin: 0; padding: 0; }
.orbita-nodos li {
  --a: calc(var(--i) * 45deg - 90deg);
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%) translate(calc(cos(var(--a)) * var(--rpx, 230px)), calc(sin(var(--a)) * var(--rpx, 230px)));
  width: 26%; text-align: center; font-size: clamp(.72rem, 1.9vw, .95rem); font-weight: 600; line-height: 1.25;
  padding: 10px 8px; border-radius: 12px; border: 1px solid var(--linea); background: var(--abismo); color: var(--niebla);
  opacity: .5; transition: opacity .5s, border-color .5s, color .5s, background .5s; transition-delay: calc(var(--i) * 80ms);
}
.orbita-nodos li.nodo-base { opacity: 1; color: var(--espuma); border-color: var(--senal); }
.orbita[data-modo="alianza"] .orbita-nodos li { opacity: 1; color: var(--espuma); border-color: var(--boya); background: var(--casco-2); }
.orbita[data-modo="alianza"] .orbita-nodos li.nodo-base { border-color: var(--senal); }
.eco-txt { text-align: center; color: var(--niebla); font-size: var(--t-lead); max-width: 56ch; }

/* Antes / después */
.duelo { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.carril { border: 1px solid var(--linea); border-radius: var(--radio); padding: 28px; display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.carril-k { font-family: var(--f-display); font-stretch: 120%; font-weight: 800; font-size: 1.6rem; }
.carril-hoy { background: var(--abismo); }
.carril-hoy .carril-k { color: var(--niebla); }
.carril-sistema { background: linear-gradient(180deg, var(--senal-suave), var(--casco-2) 60%); border-color: var(--senal); }
.carril-sistema .carril-k { color: var(--senal); }
.carril ol { list-style: none; margin: 0; padding: 0 0 0 20px; display: flex; flex-direction: column; gap: 18px; border-left: 2px solid var(--linea); }
.carril-sistema ol { border-left-color: var(--senal); }
.carril li { display: flex; flex-direction: column; gap: 2px; position: relative; }
.carril li::before { content: ""; position: absolute; left: -27px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--abismo); border: 2px solid var(--niebla); }
.carril-sistema li::before { border-color: var(--senal); background: var(--senal); }
.carril time { font-family: var(--f-mono); font-size: .9rem; color: var(--niebla); font-variant-numeric: tabular-nums; }
.carril-sistema time { color: var(--senal); }
.carril-hoy span { color: var(--niebla); }
.carril li.duda time, .carril li.duda span { color: var(--boya); }
.carril-total { margin-top: auto; border-top: 1px solid var(--linea); padding-top: 16px; color: var(--niebla); }
.carril-total b { font-family: var(--f-display); font-stretch: 115%; font-size: 1.4rem; color: var(--espuma); }
.carril-hoy .carril-total b { color: var(--boya); }
.carril-sistema .carril-total b { color: var(--senal); }
@media (max-width: 760px) { .duelo { grid-template-columns: 1fr; } }

/* Piezas */
.piezas { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pieza { background: var(--casco); border: 1px solid var(--linea); border-radius: var(--radio); padding: 28px; display: flex; flex-direction: column; gap: 6px; min-width: 0; transition: transform .6s cubic-bezier(.2,.8,.2,1), border-color .4s; }
.pieza b { font-family: var(--f-display); font-stretch: 112%; font-size: 1.3rem; }
.pieza span:last-child { color: var(--niebla); }
.pz-n { font-family: var(--f-mono); font-size: var(--t-mini); color: var(--senal); }
.pz-1 { border-color: rgba(62,224,207,.5); }
.piezas-centro { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 150px; height: 150px; border-radius: 50%; background: var(--boya); color: var(--abismo); display: grid; place-items: center; text-align: center; font-family: var(--f-display); font-stretch: 112%; font-size: 1rem; line-height: 1.2; box-shadow: 0 0 0 10px var(--abismo); }
.piezas.junta .pz-1 { transform: translate(-6px, -6px); }
.piezas.junta .pz-2 { transform: translate(6px, -6px); }
.piezas.junta .pz-3 { transform: translate(-6px, 6px); }
.piezas.junta .pz-4 { transform: translate(6px, 6px); }
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .pz-1 { animation: pz1 linear both; } .pz-2 { animation: pz2 linear both; } .pz-3 { animation: pz3 linear both; } .pz-4 { animation: pz4 linear both; }
    .pieza { animation-timeline: view(); animation-range: entry 0% cover 45%; }
    .piezas-centro { animation: pzc linear both; animation-timeline: view(); animation-range: entry 30% cover 50%; }
    @keyframes pz1 { from { transform: translate(-60px, -40px); opacity: 0; } }
    @keyframes pz2 { from { transform: translate(60px, -40px); opacity: 0; } }
    @keyframes pz3 { from { transform: translate(-60px, 40px); opacity: 0; } }
    @keyframes pz4 { from { transform: translate(60px, 40px); opacity: 0; } }
    @keyframes pzc { from { transform: translate(-50%, -50%) scale(.3); opacity: 0; } }
  }
}
@media (max-width: 700px) {
  .piezas { grid-template-columns: 1fr; }
  .piezas-centro { position: static; transform: none; width: auto; height: auto; border-radius: var(--radio); padding: 20px; box-shadow: none; order: 5; }
  .piezas-centro br { display: none; }
}

/* Alternativas */
.tabla-scroll { overflow-x: auto; border: 1px solid var(--linea); border-radius: var(--radio); }
.alternativas { width: 100%; min-width: 760px; border-collapse: collapse; font-size: .98rem; }
.alternativas th, .alternativas td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--linea); vertical-align: top; }
.alternativas thead th { font-family: var(--f-display); font-stretch: 108%; font-size: 1rem; color: var(--espuma); background: var(--casco); }
.alternativas tbody th { font-weight: 600; color: var(--espuma); width: 24%; background: var(--casco); }
.alternativas td { color: var(--niebla); }
.alternativas td.no { color: var(--niebla); }
.alternativas td.no::before { content: "— "; color: var(--boya); }
.alternativas .col-alianza { background: var(--senal-suave); color: var(--espuma); font-weight: 600; border-left: 2px solid var(--senal); }
.alternativas thead .col-alianza { background: var(--senal); color: var(--abismo); }
.alternativas td.si::before { content: "✓ "; color: var(--senal); }
.alternativas tr:last-child th, .alternativas tr:last-child td { border-bottom: 0; }
.seccion, .acto { overflow-x: clip; }
.horas-grid { max-width: 940px; }