/* ==========================================================================
   EXERGÍA V2 — capa sobre el sistema V1
   Encabezado con logo completo y 6 botones, modo claro/oscuro, idioma,
   portada dividida (texto + órbita de 12 etapas) e intro de partículas.
   ========================================================================== */

:root{
  --card:#FFFFFF;
  --header-bg:rgba(244,242,238,.86);
  --footer-bg:#0E1116;
  --orbit-line:rgba(23,76,115,.22);
  --core-bg:#FFFFFF;
  --hdr-h:clamp(74px,6.6vw,100px);
}
html[data-theme="dark"]{
  --ink:#E8EDF2;
  --ink-soft:#A2AEBB;
  --paper:#0A121B;
  --paper-2:#0F1A26;
  --card:#122030;
  --azul-deep:#081827;
  --linea:rgba(255,255,255,.13);
  --header-bg:rgba(10,18,27,.86);
  --footer-bg:#050A10;
  --orbit-line:rgba(160,200,235,.2);
  --core-bg:#E9EFF5;
  color-scheme:dark;
}
body{ transition:background-color .45s var(--ease), color .45s var(--ease); }

/* Superficies que en V1 eran blanco fijo */
.card,.aliado,.etapa-cta,.recurso-card,.noticia-card,.dictamen-item,.alianza-card,.ally-card,.info-card,.etapa,.tarjeta,
.field input,.field textarea,.field select,.form-group input,.form-group textarea,.form-group select{ background:var(--card); }
html[data-theme="dark"] .aliado img{ filter:grayscale(1) invert(1) brightness(1.6); opacity:.8; }
html[data-theme="dark"] .aliado:hover img{ filter:none; background:#fff; border-radius:8px; opacity:1; }
.v7-footer{ background:var(--footer-bg); }
html[data-theme="dark"] .card:hover{ box-shadow:0 22px 50px rgba(0,0,0,.45); }

/* ---------- Encabezado V2 (logo al 75 %, menú de 7 elementos con desplegables) ---------- */
body{ cursor:auto; }
.v2-header{
  position:fixed; top:0; left:0; right:0; z-index:80;
  display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:clamp(10px,1.4vw,28px);
  padding:clamp(8px,.8vw,14px) var(--pad);
  transition:background .35s var(--ease), box-shadow .35s var(--ease), color .35s var(--ease);
}
.v2-header.scrolled,.v2-header.mega-open{ background:var(--header-bg); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); box-shadow:0 1px 0 var(--linea); }
.v2-header.mega-open{ background:var(--paper); box-shadow:0 3px 0 var(--naranja); }
.v2-logo{ display:block; line-height:0; flex:0 0 auto; }
.v2-logo img{ height:clamp(51px,5.1vw,72px); width:auto; aspect-ratio:500/150; object-fit:contain; }
.v2-logo .logo-d{ display:none; }
html[data-theme="dark"] .v2-logo .logo-l{ display:none; }
html[data-theme="dark"] .v2-logo .logo-d{ display:block; }

/* Menú central: una sola fila dentro de una isla con marco y transparencia.
   Cada enlace de más de una palabra se parte en dos renglones (ver nav_label()
   en build_v3.py) para que la isla no necesite una segunda fila de botones. */
.v2-menu{
  display:flex; flex-wrap:nowrap; justify-content:center; align-items:center;
  gap:1px 2px; margin:0 auto;
  background:rgba(255,255,255,.6); border:1px solid rgba(255,255,255,.85);
  border-radius:18px; padding:4px 10px;
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
  box-shadow:0 8px 26px rgba(18,28,45,.07);
  transition:background .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
html[data-theme="dark"] .v2-menu{ background:rgba(255,255,255,.05); border-color:rgba(255,255,255,.13); box-shadow:none; }
html[data-theme="dark"] body.hero-dark .v2-header:not(.scrolled):not(.mega-open) .v2-menu{ background:rgba(8,18,27,.32); border-color:rgba(255,255,255,.22); }
body.hero-dark .v2-header:not(.scrolled):not(.mega-open) .v2-menu{ background:rgba(255,255,255,.55); border-color:rgba(255,255,255,.8); }
.mm-item{ position:relative; }
.mm-top{
  position:relative; display:block; padding:6px clamp(5px,.55vw,10px); text-align:center;
  font-size:clamp(.66rem,.7vw,.8rem); font-weight:600; letter-spacing:-.005em; line-height:1.25; white-space:nowrap;
  transition:color .25s var(--ease);
}
.mm-top::after{
  content:''; position:absolute; left:clamp(5px,.55vw,10px); right:clamp(5px,.55vw,10px); bottom:2px; height:2px;
  background:var(--naranja); transform:scaleX(0); transform-origin:left; transition:transform .35s var(--ease);
}
.mm-top:hover,.mm-item.on .mm-top{ color:var(--naranja); }
.mm-top:hover::after,.mm-item.on .mm-top::after,.mm-top.is-active::after{ transform:scaleX(1); }
.mm-top.is-active{ color:var(--naranja); }

.v2-tools{ display:flex; align-items:center; gap:8px; }
.v2-btn{
  height:42px; min-width:42px; padding:0 12px; border-radius:100px; border:1px solid var(--linea);
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  font-size:var(--f-small); font-weight:700; letter-spacing:.14em;
  transition:background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.v2-btn:hover{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.v2-btn svg{ width:18px; height:18px; }
.v2-theme .i-moon{ display:none; }
html[data-theme="dark"] .v2-theme .i-sun{ display:none; }
html[data-theme="dark"] .v2-theme .i-moon{ display:block; }
.v2-lang span{ opacity:.4; transition:opacity .3s; }
.v2-lang .sep{ opacity:.3; }
html[lang="es"] .v2-lang [data-l="es"], html[lang="en"] .v2-lang [data-l="en"]{ opacity:1; color:var(--naranja); }
.v2-lang:hover span{ color:inherit; }
.v2-wa{
  height:42px; padding:0 16px 0 12px; border-radius:100px; display:inline-flex; align-items:center; gap:8px;
  background:#25D366; color:#fff; font-size:.86rem; font-weight:700; white-space:nowrap;
  box-shadow:0 6px 18px rgba(37,211,102,.28); transition:transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
}
.v2-wa svg{ width:20px; height:20px; flex:0 0 auto; }
.v2-wa:hover{ transform:translateY(-2px); background:#1EBE5A; box-shadow:0 10px 24px rgba(37,211,102,.38); }
.v2-header .v7-burger{ display:none; grid-column:2; justify-self:center; }

/* Páginas de sector: mientras no hay desplazamiento, el encabezado flota sobre
   la ilustración del hero. En modo oscuro (hero nocturno) usa logo e íconos
   claros; en modo claro (hero diurno) se queda con el tratamiento normal del
   encabezado (logo e íconos oscuros), porque el fondo ya no es oscuro. */
html[data-theme="dark"] body.hero-dark .v2-header:not(.scrolled):not(.mega-open){ color:#fff; }
html[data-theme="dark"] body.hero-dark .v2-header:not(.scrolled):not(.mega-open) .logo-l{ display:none; }
html[data-theme="dark"] body.hero-dark .v2-header:not(.scrolled):not(.mega-open) .logo-d{ display:block; }
html[data-theme="dark"] body.hero-dark .v2-header:not(.scrolled):not(.mega-open) .v2-btn,
html[data-theme="dark"] body.hero-dark .v2-header:not(.scrolled):not(.mega-open) .v7-burger{ border-color:rgba(255,255,255,.3); }

@media (max-width:1400px){
  .v2-wa span{ display:none; }
  .v2-wa{ width:42px; padding:0; justify-content:center; }
}
@media (max-width:1240px){
  .v2-menu{ display:none; }
  .v2-tools{ grid-column:3; }
  .v2-header .v7-burger{ display:flex; height:42px; }
  .v2-wa span{ display:inline; }
  .v2-wa{ width:auto; padding:0 16px 0 12px; }
}
@media (max-width:620px){
  .v2-wa span{ display:none; }
  .v2-wa{ width:38px; height:38px; padding:0; justify-content:center; }
}
@media (max-width:520px){
  .v2-header .v7-burger .lbl{ display:none; }
  .v2-header .v7-burger{ padding:0 13px; }
  .v2-btn{ height:38px; min-width:38px; padding:0 10px; }
  .v2-tools{ gap:5px; }
  .v2-logo img{ height:44px; }
}

/* ---------- Mega-menú (referencia: spenceltd.co.uk) ---------- */
.mm-backdrop{
  position:fixed; inset:0; z-index:78; background:rgba(5,14,24,.5); opacity:0; visibility:hidden;
  transition:opacity .35s var(--ease), visibility .35s;
}
.mm-backdrop.on{ opacity:1; visibility:visible; }
.mm-panels{ position:fixed; left:0; right:0; top:var(--hdr-real,96px); z-index:79; pointer-events:none; }
.mm-panel{
  position:absolute; left:var(--pad); right:var(--pad); top:clamp(14px,2.6vh,28px);
  opacity:0; visibility:hidden; transform:translateY(-14px);
  transition:opacity .35s var(--ease), transform .45s var(--ease), visibility .35s;
}
.mm-panel.open{ opacity:1; visibility:visible; transform:none; pointer-events:auto; }
.mm-card{
  display:grid; grid-template-columns:minmax(0,1.05fr) minmax(0,1fr) minmax(0,1.35fr);
  height:min(600px, calc(100svh - var(--hdr-real,96px) - 48px)); min-height:420px;
  background:var(--card); color:var(--ink); border-radius:22px; overflow:hidden;
  box-shadow:0 40px 90px rgba(3,10,18,.35); border-bottom:5px solid var(--naranja);
}
.mm-intro{ padding:clamp(28px,3.4vw,60px) clamp(22px,2.6vw,48px); overflow:auto; }
.mm-title{ font-size:clamp(1.8rem,2.6vw,3.3rem); overflow-wrap:break-word; font-weight:700; letter-spacing:-.04em; line-height:.98; margin-bottom:clamp(14px,2.2vh,26px); color:var(--azul-deep); }
html[data-theme="dark"] .mm-title{ color:var(--ink); }
.mm-intro p{ font-size:clamp(.88rem,.92vw,1.02rem); line-height:1.6; color:var(--ink-soft); }
.mm-intro p + p{ margin-top:10px; color:var(--ink); font-weight:600; }
/* align-content:space-between reparte los renglones a todo el alto del panel —
   sin esto, listas con pocos elementos (alianzas, recursos, noticias) dejaban
   un hueco vacío debajo del último renglón. */
.mm-list{
  list-style:none; padding:clamp(28px,3.4vw,60px) clamp(10px,1.4vw,26px) clamp(12px,1.6vw,24px) 0;
  display:grid; align-content:space-between; column-gap:clamp(12px,1.4vw,26px); row-gap:2px; overflow:auto;
}
.mm-list.cols-2{ grid-template-columns:1fr 1fr; grid-auto-flow:column; grid-template-rows:repeat(var(--rows,7),auto); }
.mm-list li{ border-bottom:2px dotted color-mix(in srgb, var(--ink) 22%, transparent); }
.mm-list a{
  display:flex; align-items:center; gap:10px; padding:clamp(9px,1.25vh,14px) 2px;
  font-size:clamp(.84rem,.9vw,1rem); line-height:1.25; transition:color .25s var(--ease), padding-left .3s var(--ease);
}
.mm-list a:hover{ color:var(--naranja); padding-left:8px; }
.mm-n{ font-size:.72em; font-weight:700; color:var(--naranja); letter-spacing:.06em; min-width:1.8em; }
.mm-t{ flex:1 1 auto; }
.mm-arrow{ opacity:0; transform:translateX(-6px); transition:opacity .25s, transform .3s var(--ease); color:var(--naranja); }
.mm-list a:hover .mm-arrow{ opacity:1; transform:none; }
.mm-all{ font-weight:700; }
/* Paneles de una sola columna (Alianzas, Recursos, Noticias) tienen muy pocos
   elementos: letra más grande para que llenen el alto sin verse dispersos. */
.mm-list:not(.cols-2) a{ font-size:clamp(1.05rem,1.5vw,1.4rem); padding:clamp(14px,2.2vh,22px) 2px; }
.mm-list:not(.cols-2) .mm-n{ min-width:2.2em; }
.mm-media{ position:relative; background:#BFE3F5; }
html[data-theme="dark"] .mm-media{ background:#0A1826; }
.mm-media canvas{ position:absolute; inset:0; width:100%; height:100%; display:block; }
.mm-mark{ position:absolute; right:clamp(16px,2vw,32px); bottom:clamp(16px,2vw,32px); width:clamp(46px,4vw,70px); height:auto; filter:drop-shadow(0 6px 18px rgba(0,0,0,.45)); }
.mm-card.wide{ grid-template-columns:minmax(0,.95fr) minmax(0,1.5fr) minmax(0,1fr); }
.mm-card.wide .mm-list a{ padding:clamp(7px,1vh,11px) 2px; font-size:clamp(.82rem,.86vw,.95rem); }
@media (max-width:1400px){
  .mm-card{ grid-template-columns:minmax(0,1fr) minmax(0,1.05fr) minmax(0,.9fr); }
  .mm-card.wide{ grid-template-columns:minmax(0,.9fr) minmax(0,1.5fr) minmax(0,.7fr); }
  .mm-intro p{ font-size:.86rem; line-height:1.5; }
}

/* ---------- Menú móvil: acordeón (referencia: dapper.agency) ---------- */
.v7-nav-inner{ display:block; max-width:840px; }
.v7-acc{ list-style:none; border-top:1px solid var(--linea-dark); }
.v7-acc-item{ border-bottom:1px solid var(--linea-dark); }
.v7-acc-top{ display:flex; align-items:stretch; }
.v7-acc-link,.v7-acc-top-solo{
  flex:1 1 auto; display:flex; align-items:center; gap:16px; text-align:left; cursor:pointer;
  font-size:clamp(1.3rem,3.4vw,2.15rem); font-weight:700; letter-spacing:-.03em; line-height:1.1;
  padding:clamp(13px,1.9vh,19px) 0; color:inherit; text-decoration:none;
  transition:color .3s var(--ease), padding-left .4s var(--ease);
}
.v7-acc-link:hover,.v7-acc-top-solo:hover{ color:var(--naranja); padding-left:10px; }
.v7-acc-link .num,.v7-acc-top-solo .num{ font-size:var(--f-small); font-weight:600; letter-spacing:.1em; color:var(--naranja); flex:0 0 auto; }
.v7-acc-label{ flex:1 1 auto; }
.v7-acc-chev{
  flex:0 0 auto; width:64px; display:flex; align-items:center; justify-content:center;
  background:none; border:0; color:inherit; cursor:pointer;
}
.v7-acc-chev-ico{
  width:18px; height:18px; display:block;
  border-right:3px solid currentColor; border-bottom:3px solid currentColor;
  transform:rotate(45deg); transition:transform .35s var(--ease), opacity .25s var(--ease); opacity:.85;
}
.v7-acc-chev:hover .v7-acc-chev-ico,.v7-acc-item.open .v7-acc-chev-ico{ opacity:1; }
.v7-acc-item.open .v7-acc-chev-ico{ transform:rotate(-135deg); }
.v7-acc-item.open .v7-acc-link{ color:var(--naranja); }
.v7-acc-wrap{ display:grid; grid-template-rows:0fr; transition:grid-template-rows .45s var(--ease); }
.v7-acc-item.open .v7-acc-wrap{ grid-template-rows:1fr; }
.v7-acc-panel{ overflow:hidden; min-height:0; }
.v7-acc-links{ display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:2px 28px; padding:2px 0 22px 0; }
.v7-acc-links a{
  display:block; padding:8px 0 8px 12px; font-size:clamp(.88rem,1vw,1rem); color:rgba(255,255,255,.76);
  border-left:2px solid var(--linea-dark); transition:color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}
.v7-acc-links a:hover{ color:#fff; border-color:var(--naranja); transform:translateX(4px); }
@media (max-width:620px){ .v7-acc-links{ grid-template-columns:1fr; } }

.v7-nav-wa{
  margin-top:26px; align-self:flex-start; display:inline-flex; align-items:center; gap:12px; border:0;
  font-size:clamp(1.05rem,2.2vw,1.35rem); padding:12px 22px; border-radius:100px; background:#25D366; color:#fff;
}
.v7-nav-wa svg{ width:22px; height:22px; }
.v7-nav-wa:hover{ color:#fff; padding-left:22px; background:#1EBE5A; }

/* ---------- Estela de energía del cursor ---------- */
#exg-trail{ position:fixed; inset:0; width:100vw; height:100vh; pointer-events:none; z-index:190; }

/* Páginas interiores: el encabezado es más alto que en V1 */
.v7-main .page-hero{ padding-top:calc(var(--hdr-h) + clamp(40px,6vh,80px)); }
.v2-en-note{
  display:none; font-size:var(--f-small); letter-spacing:.08em; color:var(--ink-soft);
  border:1px dashed var(--linea); border-radius:12px; padding:10px 14px; max-width:60ch;
}
html[lang="en"] .v2-en-note{ display:block; }

/* ---------- Portada: hero dividido ---------- */
.v2-hero{
  min-height:100svh; position:relative; overflow:hidden;
  padding:calc(var(--hdr-h) + clamp(16px,3vh,40px)) 0 clamp(30px,5vh,60px);
  display:flex; align-items:center;
}
.v2-hero-grid{
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:clamp(24px,4vw,80px); align-items:center;
}
.v2-hero-text{ display:grid; gap:clamp(14px,2.4vh,26px); align-self:start; }
.v2-hero .display{ font-size:clamp(2.4rem,5.2vw,6.2rem); }
.v2-hero .lead{ max-width:56ch; }
.v2-hero-text .lead ~ p{ max-width:56ch; font-size:clamp(.92rem,1.05vw,1.05rem); line-height:1.6; color:var(--ink-soft); }
.v2-hero-text .lead ~ p:last-of-type{ color:var(--ink); font-weight:600; }
.v2-hero-text .wa-link{ color:var(--naranja); font-weight:700; text-decoration:none; border-bottom:1.5px solid currentColor; transition:opacity .25s var(--ease); }
.v2-hero-text .wa-link:hover{ opacity:.75; }

/* La máscara (overflow:hidden) del renglón recortaba la parte baja de las
   descendentes (g, j, p, q, y) porque line-height:.92 deja el cuadro más
   bajo que el glifo. Se agrega aire abajo para que no se corten. */
.v2-hero .hero-title .line{ padding-bottom:.18em; }

/* Segunda línea del título: la palabra final (naranja) pasa al hueco central,
   junto al texto, en vez de formar un tercer renglón — así el bloque de título
   ocupa menos alto y el párrafo de abajo sube. */
.v2-hero .hero-title .line-row{
  display:flex; flex-wrap:nowrap; align-items:baseline;
  column-gap:clamp(.12em,.6vw,.32em); width:max-content; max-width:none;
}
.v2-hero .hero-title .line-row .hl{ font-size:.9em; }
.v2-hero .hero-title .line-row .mask{ display:inline-block; overflow:hidden; padding-bottom:.18em; }
.v2-hero .hero-title .line-row .mask > span{
  display:block; white-space:nowrap; transform:translateY(105%); transition:transform 1s var(--ease);
}
.v2-hero .hero-title.in .line-row .mask > span{ transform:translateY(0); }
.v2-hero .hero-title .line-row .mask:first-child > span{ transition-delay:.09s; }
.v2-hero .hero-title .line-row .mask:last-child > span{ transition-delay:.18s; }

@media (max-width:980px){
  .v2-hero-text{ align-self:auto; }
  .v2-hero .hero-title .line-row{ flex-wrap:wrap; width:auto; }
}
/* En inglés "Engineering Integration" es más largo que "de Ingeniería MEP":
   se conserva el acomodo apilado original para que no invada la órbita. */
html[lang="en"] .v2-hero .hero-title .line-row{ flex-wrap:wrap; width:auto; }

/* ---------- Órbita de 12 etapas ---------- */
.v2-orbit{
  position:relative; width:100%; max-width:min(700px, calc(100svh - var(--hdr-h) - 150px)); min-width:min(100%,330px); aspect-ratio:1/1; justify-self:center;
  --r:1; user-select:none; -webkit-user-select:none; isolation:isolate;
}
.v2-orbit svg.rings{ position:absolute; inset:0; width:100%; height:100%; overflow:visible; pointer-events:none; }
.v2-orbit .rings ellipse{ fill:none; stroke:var(--orbit-line); stroke-width:1.2; }
.v2-orbit .rings .dash{ stroke-dasharray:4 7; animation:dashrun 30s linear infinite; }
@keyframes dashrun{ to{ stroke-dashoffset:-220; } }
.v2-core{
  position:absolute; left:50%; top:50%; width:30%; aspect-ratio:1/1; transform:translate(-50%,-50%);
  border-radius:50%; background:var(--core-bg); z-index:50; display:grid; place-items:center;
  box-shadow:0 30px 70px rgba(13,36,56,.18), 0 0 0 1px var(--linea), 0 0 0 14px color-mix(in srgb, var(--naranja) 8%, transparent);
  transition:transform .5s var(--ease), box-shadow .5s var(--ease);
}
.v2-core img{ width:62%; height:auto; animation:corefloat 6s ease-in-out infinite; }
@keyframes corefloat{ 0%,100%{ transform:translateY(0) } 50%{ transform:translateY(-6px) } }
.v2-core:hover{ transform:translate(-50%,-50%) scale(1.04); }
.v2-core .pulse{ position:absolute; inset:-1px; border-radius:50%; border:1.5px solid var(--naranja); opacity:0; animation:corepulse 3.2s var(--ease) infinite; }
@keyframes corepulse{ 0%{ transform:scale(1); opacity:.6 } 100%{ transform:scale(1.45); opacity:0 } }

.v2-stage{
  position:absolute; left:0; top:0; will-change:transform,opacity;
  display:flex; align-items:center; gap:8px; max-width:190px;
  padding:6px 14px 6px 6px; border-radius:100px; line-height:1.15;
  background:var(--card); border:1px solid var(--linea);
  box-shadow:0 8px 24px rgba(13,36,56,.10);
  font-size:clamp(.72rem,.86vw,.92rem); font-weight:600; letter-spacing:-.005em;
  transition:border-color .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
}
.v2-stage .n{
  width:30px; height:30px; border-radius:50%; display:grid; place-items:center; flex:0 0 auto;
  background:var(--azul); color:#fff; font-size:.72rem; font-weight:700; letter-spacing:.04em;
}
.v2-stage.front{ border-color:var(--naranja); }
.v2-stage.front .n, .v2-stage:hover .n{ background:var(--naranja); }
.v2-stage:hover{ border-color:var(--naranja); }

.v2-orbit-wrap{ display:grid; gap:clamp(8px,1.6vh,18px); justify-items:center; width:100%; }
.v2-orbit-cap{ width:min(100%,460px); text-align:center; display:grid; gap:6px; }
.v2-orbit-cap .k{ font-size:var(--f-small); font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:var(--naranja); }
.v2-orbit-cap .t{ font-size:clamp(1.05rem,1.3vw,1.3rem); font-weight:700; letter-spacing:-.015em; }
.v2-orbit-cap .d{ font-size:clamp(.84rem,.92vw,.98rem); color:var(--ink-soft); line-height:1.45; min-height:2.9em; transition:opacity .35s var(--ease); }
.v2-orbit-cap.swap .t,.v2-orbit-cap.swap .d{ opacity:0; }
.v2-orbit-cap .t{ transition:opacity .35s var(--ease); }
.v2-orbit-ctrl{ display:flex; gap:8px; justify-content:center; }
.v2-orbit-ctrl button{ width:38px; height:38px; border-radius:50%; border:1px solid var(--linea); display:grid; place-items:center; background:var(--card); transition:background .3s, color .3s; }
.v2-orbit-ctrl button:hover{ background:var(--naranja); color:#fff; border-color:var(--naranja); }

@media (max-width:980px){
  .v2-hero{ min-height:auto; }
  .v2-hero-grid{ grid-template-columns:1fr; }
  .v2-orbit{ max-width:560px; min-width:0; }
}
@media (max-width:520px){
  .v2-stage{ padding:4px 9px 4px 4px; gap:5px; font-size:.64rem; max-width:112px; border-radius:14px; }
  .v2-stage .n{ width:22px; height:22px; font-size:.6rem; }
}

/* ---------- Intro: símbolo de partículas + barrido (referencia: vistaenergy.com) ---------- */
#v2-intro{
  position:fixed; inset:0; z-index:200; overflow:hidden;
  background:radial-gradient(ellipse 90% 70% at 50% 45%, #0F3150 0%, #0A1F33 55%, #061220 100%);
  transition:opacity .7s var(--ease), visibility .7s;
}
#v2-intro canvas{ position:absolute; inset:0; width:100%; height:100%; }
#v2-intro.done{ opacity:0; visibility:hidden; transition-duration:.9s; }
.intro-mark{
  position:absolute; left:50%; top:50%; transform:translate(-50%,-50%);
  display:flex; align-items:center; gap:clamp(16px,2.4vw,40px); pointer-events:none;
}
.intro-sym{ height:clamp(200px,44vh,420px); aspect-ratio:92/104; flex:0 0 auto; }
.intro-word{ display:grid; gap:clamp(4px,.8vh,10px); color:#fff; }
.intro-letters{ display:flex; font-weight:800; font-size:clamp(2.6rem,7vw,6.4rem); line-height:.9; letter-spacing:-.02em; }
.intro-letters span{
  display:inline-block; opacity:0; filter:blur(10px); transform:translateX(-6px) scale(1.4);
  transition:opacity .7s var(--ease), filter .7s var(--ease), transform .7s var(--ease);
}
.intro-letters .x{ color:#FF751F; }
#v2-intro.word-in .intro-letters span{ opacity:1; filter:blur(0); transform:none; }
.intro-letters span:nth-child(2){ transition-delay:.06s } .intro-letters span:nth-child(3){ transition-delay:.12s }
.intro-letters span:nth-child(4){ transition-delay:.18s } .intro-letters span:nth-child(5){ transition-delay:.24s }
.intro-letters span:nth-child(6){ transition-delay:.30s } .intro-letters span:nth-child(7){ transition-delay:.36s }
.intro-tag{
  font-size:clamp(.72rem,1.25vw,1.15rem); font-weight:600; letter-spacing:.34em; text-transform:uppercase;
  color:rgba(255,255,255,.72); opacity:0; transform:translateY(8px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
#v2-intro.tag-in .intro-tag{ opacity:1; transform:none; }
.intro-sweep{
  position:absolute; top:0; bottom:0; left:0; width:clamp(160px,24vw,420px); pointer-events:none; opacity:0;
  background:linear-gradient(90deg, rgba(255,117,31,.55) 0%, rgba(90,174,230,.28) 35%, rgba(10,31,51,0) 100%);
  filter:blur(2px);
}
.intro-sweep::before{ content:''; position:absolute; top:0; bottom:0; left:0; width:2px; background:#FF9A4D; box-shadow:0 0 24px 6px rgba(255,117,31,.6); }
#v2-intro.sweeping .intro-sweep{ opacity:1; }
#v2-intro .skip{
  position:absolute; right:var(--pad); bottom:clamp(20px,4vh,40px); z-index:3;
  font-size:var(--f-small); font-weight:700; letter-spacing:.18em; text-transform:uppercase;
  padding:10px 16px; border:1px solid rgba(255,255,255,.22); border-radius:100px; color:rgba(255,255,255,.75);
}
#v2-intro .skip:hover{ background:#fff; color:#0A1F33; }
html.intro-lock{ overflow:hidden; }
@media (max-width:700px){
  .intro-mark{ flex-direction:column; gap:18px; text-align:center; }
  .intro-sym{ height:clamp(180px,34vh,300px); }
  .intro-letters{ justify-content:center; font-size:clamp(2.6rem,13vw,4rem); }
}

@media (prefers-reduced-motion:reduce){
  #v2-intro{ display:none; }
  .v2-core img,.v2-core .pulse,.v2-orbit .rings .dash{ animation:none; }
}

/* Intro: solo se muestra cuando el script de cabecera lo habilita */
#v2-intro{ display:none; }
html.intro-play #v2-intro{ display:block; }
.v2-orbit{ touch-action:pan-y; cursor:grab; }
.v2-orbit.dragging{ cursor:grabbing; }

/* ==========================================================================
   Páginas de sector (sectores/*.html)
   ========================================================================== */
.sx-hero{ position:relative; min-height:100svh; display:flex; align-items:flex-end; color:#12202C; overflow:hidden; background:#BFE3F5; transition:color .35s var(--ease); }
html[data-theme="dark"] .sx-hero{ color:#fff; background:#0A1826; }
.sx-hero canvas{ position:absolute; inset:0; width:100%; height:100%; display:block; }
.sx-shade{ position:absolute; inset:0; background:linear-gradient(90deg, rgba(255,255,255,.82) 0%, rgba(255,255,255,.38) 55%, rgba(255,255,255,0) 100%), linear-gradient(0deg, rgba(255,255,255,.78) 0%, rgba(255,255,255,0) 45%); }
html[data-theme="dark"] .sx-shade{ background:linear-gradient(90deg, rgba(5,14,24,.78) 0%, rgba(5,14,24,.35) 55%, rgba(5,14,24,0) 100%), linear-gradient(0deg, rgba(5,14,24,.7) 0%, rgba(5,14,24,0) 45%); }
.sx-hero-in{ position:relative; z-index:2; padding-top:calc(var(--hdr-h) + 40px); padding-bottom:clamp(70px,12vh,130px); display:grid; gap:clamp(12px,2vh,22px); }
.sx-crumb{ font-size:var(--f-small); font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:rgba(18,32,44,.75); }
html[data-theme="dark"] .sx-crumb{ color:rgba(255,255,255,.7); }
.sx-crumb a{ color:var(--naranja); }
.sx-crumb a:hover{ text-decoration:underline; }
.sx-title{ font-size:clamp(2.6rem,6.6vw,7rem); font-weight:700; letter-spacing:-.045em; line-height:.95; max-width:14ch; text-wrap:balance; }
.sx-phrase{ font-size:clamp(1.05rem,1.5vw,1.45rem); line-height:1.45; max-width:48ch; color:rgba(18,32,44,.82); }
html[data-theme="dark"] .sx-phrase{ color:rgba(255,255,255,.86); }
.sx-tags{ display:flex; flex-wrap:wrap; gap:8px; }
.sx-tags span{ font-size:var(--f-small); letter-spacing:.08em; text-transform:uppercase; font-weight:600; padding:6px 14px; border:1px solid rgba(18,32,44,.3); border-radius:100px; }
html[data-theme="dark"] .sx-tags span{ border-color:rgba(255,255,255,.4); }
.sx-hero .v2-en-note{ color:rgba(18,32,44,.7); border-color:rgba(18,32,44,.25); }
html[data-theme="dark"] .sx-hero .v2-en-note{ color:rgba(255,255,255,.8); border-color:rgba(255,255,255,.3); }
.sx-scroll{ position:absolute; right:var(--pad); bottom:clamp(24px,4vh,44px); z-index:2; display:flex; align-items:center; gap:10px; font-size:var(--f-small); letter-spacing:.2em; text-transform:uppercase; font-weight:600; color:rgba(18,32,44,.7); }
html[data-theme="dark"] .sx-scroll{ color:rgba(255,255,255,.75); }
.sx-scroll .dot{ width:7px; height:7px; border-radius:50%; background:var(--naranja); animation:pulse 1.8s var(--ease) infinite; }

.sx-def-grid{ display:grid; grid-template-columns:minmax(0,.4fr) minmax(0,1fr); gap:clamp(20px,4vw,80px); align-items:start; }
.sx-def .idx,.sx-matrix .idx,.sx-others .idx{ font-size:var(--f-small); font-weight:700; letter-spacing:.18em; color:var(--naranja); }
.sx-def-text{ font-size:clamp(1.3rem,2.4vw,2.3rem); font-weight:600; line-height:1.3; letter-spacing:-.02em; }

.sx-bar{ display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:14px 24px; margin-bottom:clamp(18px,3vh,30px); }
.sx-filter{ display:flex; flex-wrap:wrap; gap:8px; }
.sx-filter button{
  padding:10px 16px; border-radius:100px; border:1px solid var(--linea); font-size:.86rem; font-weight:600;
  transition:background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.sx-filter button small{ font-size:.72rem; opacity:.6; margin-left:4px; }
.sx-filter button:hover{ border-color:var(--naranja); }
.sx-filter button.on{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.sx-legend{ display:flex; gap:18px; font-size:.82rem; color:var(--ink-soft); }
.sx-legend span{ display:inline-flex; align-items:center; gap:8px; }
.sx-legend span::before{ content:''; width:14px; height:14px; border-radius:4px; }
.sx-legend .lg-i::before{ background:var(--card); border:1px solid var(--linea); border-top:3px solid var(--naranja); }
.sx-legend .lg-r::before{ border:1.5px dashed var(--azul); }
.sx-grid{ display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:clamp(10px,1.2vw,18px); }
.sx-cell{
  position:relative; display:flex; flex-direction:column; gap:10px; min-height:220px;
  padding:clamp(16px,1.6vw,24px); border-radius:16px; background:var(--card); border:1px solid var(--linea);
  border-top:3px solid var(--naranja);
  transition:transform .4s var(--ease), box-shadow .4s var(--ease), opacity .4s var(--ease), filter .4s var(--ease), border-color .3s;
}
.sx-cell.mode-r{ background:transparent; border:1.5px dashed color-mix(in srgb, var(--azul) 70%, transparent); }
html[data-theme="dark"] .sx-cell.mode-r{ border-color:rgba(120,180,230,.5); }
.sx-cell:hover{ transform:translateY(-5px); box-shadow:0 18px 40px rgba(13,36,56,.14); }
.sx-cell.dim{ opacity:.22; filter:grayscale(1); transform:scale(.98); }
.sx-top{ display:flex; justify-content:space-between; align-items:center; gap:8px; }
.sx-n{ font-size:clamp(1.6rem,2.2vw,2.2rem); font-weight:700; letter-spacing:-.04em; color:var(--naranja); line-height:1; }
.sx-cell.mode-r .sx-n{ color:var(--azul); }
html[data-theme="dark"] .sx-cell.mode-r .sx-n{ color:#6FB4E8; }
.sx-badge{ font-size:.66rem; font-weight:700; letter-spacing:.08em; text-transform:uppercase; padding:4px 9px; border-radius:100px; background:color-mix(in srgb, var(--azul) 14%, transparent); color:var(--azul); }
html[data-theme="dark"] .sx-badge{ color:#8CC6F0; }
.sx-name{ font-size:clamp(1.02rem,1.15vw,1.2rem); font-weight:700; letter-spacing:-.01em; }
.sx-cell ul{ list-style:none; display:grid; gap:6px; }
.sx-cell li{ position:relative; padding-left:16px; font-size:.9rem; line-height:1.4; color:var(--ink-soft); }
.sx-cell li::before{ content:''; position:absolute; left:0; top:.5em; width:7px; height:7px; border-radius:2px; transform:rotate(45deg); background:var(--naranja); }
.sx-cell.mode-r li::before{ background:var(--azul); }
.sx-go{ margin-top:auto; font-size:var(--f-small); font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--naranja); opacity:0; transform:translateY(6px); transition:opacity .3s, transform .3s var(--ease); }
.sx-cell:hover .sx-go,.sx-cell:focus-visible .sx-go{ opacity:1; transform:none; }

.sx-pillars{ display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:clamp(14px,1.6vw,26px); }
.sx-pillar{ padding:clamp(22px,2.2vw,32px); border:1px solid var(--linea-dark); border-radius:18px; background:rgba(255,255,255,.04); display:grid; gap:12px; align-content:start; transition:border-color .3s, transform .4s var(--ease); }
.sx-pillar:hover{ border-color:var(--naranja); transform:translateY(-4px); }
.sx-ico{ width:52px; height:52px; border-radius:14px; display:grid; place-items:center; background:linear-gradient(135deg, rgba(255,117,31,.22), rgba(90,174,230,.22)); color:#fff; }
.sx-ico svg{ width:28px; height:28px; }
.sx-pillar p{ color:rgba(255,255,255,.74); font-size:.96rem; }

.sx-next .wrap{ display:grid; gap:clamp(40px,6vh,70px); }
.sx-cta{ display:grid; gap:16px; justify-items:start; padding:clamp(26px,3.4vw,56px); border-radius:22px; background:var(--paper-2); border-left:5px solid var(--naranja); }
.sx-others{ display:grid; gap:14px; }
.sx-chips{ display:flex; flex-wrap:wrap; gap:10px; }
.sx-chips a{ padding:10px 16px; border-radius:100px; border:1px solid var(--linea); font-size:.9rem; font-weight:600; transition:background .3s, color .3s, border-color .3s; }
.sx-chips a:hover{ background:var(--naranja); color:#fff; border-color:var(--naranja); }

@media (max-width:1100px){ .sx-grid{ grid-template-columns:repeat(3,minmax(0,1fr)); } .sx-pillars{ grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media (max-width:800px){ .sx-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); } .sx-def-grid{ grid-template-columns:1fr; } }
@media (max-width:520px){ .sx-grid,.sx-pillars{ grid-template-columns:1fr; } .sx-cell{ min-height:0; } .sx-go{ opacity:1; transform:none; } .sx-scroll{ display:none; } }

/* ---------- Índices: sectores.html y especialidades.html ---------- */
.page-hero-inner p + p{ margin-top:0; }
.sc-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(min(100%,360px),1fr)); gap:clamp(14px,1.6vw,26px); }
.sc-card{ display:flex; flex-direction:column; border-radius:20px; overflow:hidden; background:var(--card); border:1px solid var(--linea); transition:transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s; }
.sc-card:hover{ transform:translateY(-6px); box-shadow:0 22px 50px rgba(14,17,22,.14); border-color:var(--naranja); }
.sc-media{ position:relative; display:block; aspect-ratio:16/9; background:#0A1826; }
.sc-media canvas{ position:absolute; inset:0; width:100%; height:100%; display:block; }
.sc-body{ display:grid; gap:10px; padding:clamp(18px,2vw,28px); }
.sc-n{ font-size:var(--f-small); font-weight:700; letter-spacing:.16em; color:var(--naranja); }
.sc-name{ font-size:clamp(1.2rem,1.6vw,1.5rem); font-weight:700; letter-spacing:-.02em; line-height:1.15; }
.sc-phrase{ color:var(--ink-soft); font-size:.95rem; }
.sp-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr)); gap:clamp(14px,1.6vw,24px); }
.sp-card{ display:flex; flex-direction:column; gap:10px; padding:clamp(20px,2.2vw,30px); border-radius:18px; background:var(--card); border:1px solid var(--linea); scroll-margin-top:calc(var(--hdr-h) + 20px); transition:transform .4s var(--ease), border-color .3s; }
.sp-card:hover{ transform:translateY(-5px); border-color:var(--naranja); }
.sp-card:target{ border-color:var(--naranja); box-shadow:0 0 0 3px rgba(255,117,31,.2); }
.sp-n{ font-size:var(--f-small); font-weight:700; letter-spacing:.16em; color:var(--naranja); }
.sp-card p{ color:var(--ink-soft); font-size:.96rem; }
.sp-link{ margin-top:auto; padding-top:8px; font-size:var(--f-small); font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--naranja); }
.sp-link:hover{ text-decoration:underline; }
.page-hero-inner p{ max-width:80ch; }
@media (max-width:620px){ .sec-head{ grid-template-columns:1fr; gap:10px; } }
@media (prefers-reduced-motion:reduce){ .v2-hero .hero-title .line-row .mask > span{ transform:none; } }

/* ==========================================================================
   Galería de imágenes (3 espacios por página) y contacto directo —
   servicios por etapas, especialidades MEP, alianzas, recursos y noticias.
   ========================================================================== */
.sx-galeria .sx-gal-grid{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:clamp(10px,1.4vw,20px); }
.sx-gal-item{ position:relative; aspect-ratio:4/3; border-radius:16px; overflow:hidden; background:var(--card); border:1px solid var(--linea); }
.sx-gal-item img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; }
.sx-gal-item figcaption{ display:none; }
/* Mientras el usuario genera las fotografías (Gemini), el espacio no se ve roto:
   onerror en el <img> agrega esta clase y se muestra un marcador discreto. */
.sx-gal-item.img-pend{ display:grid; place-items:center; background:linear-gradient(135deg, color-mix(in srgb, var(--azul) 12%, transparent), color-mix(in srgb, var(--naranja) 10%, transparent)); }
.sx-gal-item.img-pend img{ display:none; }
.sx-gal-item.img-pend figcaption{ display:block; font-size:.82rem; font-weight:600; letter-spacing:.06em; color:var(--ink-soft); text-align:center; padding:0 14px; }
@media (max-width:800px){ .sx-galeria .sx-gal-grid{ grid-template-columns:1fr; } }

.sx-contacto-grid{ display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:clamp(10px,1.4vw,20px); }
.sx-contacto-card{
  display:grid; gap:10px; align-content:start; padding:clamp(20px,2.2vw,30px); border-radius:18px;
  background:var(--card); border:1px solid var(--linea); border-top:3px solid var(--naranja);
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), border-color .3s;
}
.sx-contacto-card:hover{ transform:translateY(-5px); box-shadow:0 18px 40px rgba(13,36,56,.14); border-color:var(--naranja); }
.sx-contacto-ico{ width:44px; height:44px; border-radius:12px; display:grid; place-items:center; background:linear-gradient(135deg, rgba(255,117,31,.18), rgba(90,174,230,.18)); color:var(--naranja); }
.sx-contacto-ico svg{ width:24px; height:24px; }
.sx-contacto-t{ font-size:1.02rem; font-weight:700; letter-spacing:-.01em; }
.sx-contacto-d{ font-size:.9rem; color:var(--ink-soft); }
@media (max-width:800px){ .sx-contacto-grid{ grid-template-columns:1fr; } }

.sx-aporta-intro{ margin-bottom:clamp(18px,2.4vh,30px); }
.sx-aporta-intro .lead{ max-width:70ch; color:var(--ink-soft); }