/* =====================================================================
   i'Witown · ECOSISTEMA — vista de red + detalle por plataforma
   Capa sobre styles.css (usa sus tokens :root). Standalone, no toca decks.
   ===================================================================== */

.eco-body{
  min-height:100vh;min-height:100svh;
  background:
    radial-gradient(120% 90% at 50% -10%, #6b2247 0%, var(--brand) 42%, var(--brand-deep) 100%);
  color:#fff;overflow-x:hidden;
}

/* botón inicio (esquina) --------------------------------------------- */
.eco-home{
  position:fixed;top:clamp(16px,3vw,26px);left:clamp(16px,3vw,26px);z-index:40;
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-display);font-weight:600;font-size:.9rem;color:#fff;
  padding:9px 16px 9px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(8px);transition:background .25s var(--ease),transform .25s var(--ease);
}
.eco-home:hover{background:rgba(255,255,255,.16);transform:translateY(-1px)}
.eco-home i{width:18px;height:18px}
/* en la vista de detalle solo va "Volver a la red" */
.is-detail .eco-home{opacity:0;pointer-events:none}

/* ============================ VISTA RED ============================= */
.eco-net{
  min-height:100vh;min-height:100svh;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  align-items:center;justify-items:center;gap:clamp(24px,5vw,68px);text-align:left;
  max-width:1240px;margin-inline:auto;
  padding:clamp(80px,10vh,110px) clamp(24px,5vw,56px) 44px;
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.is-detail .eco-net{opacity:0;transform:scale(.96);pointer-events:none}

.eco-net__text{
  max-width:540px;justify-self:end;
  display:flex;flex-direction:column;gap:clamp(16px,2.4vh,26px);align-items:flex-start;
}
.eco-net__intro{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.eco-eyebrow{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  font-family:var(--font-display);font-weight:600;font-size:.78rem;letter-spacing:.14em;
  text-transform:uppercase;color:#fff;opacity:.72;
}
.eco-eyebrow::after{content:"";width:26px;height:1px;background:rgba(255,255,255,.5)}
.eco-title{
  font-family:var(--font-display);font-weight:700;line-height:1.08;margin:0;
  font-size:clamp(1.9rem,5vw,3.1rem);letter-spacing:-.02em;
}
.eco-title em{font-style:normal;color:#f6c9df;
  background:linear-gradient(120deg,#ffd9ec,#c9a8ff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.eco-lead{margin:0;font-size:clamp(.98rem,1.6vw,1.12rem);line-height:1.6;color:rgba(255,255,255,.82);max-width:640px}
.eco-note{
  display:inline-flex;align-items:center;gap:12px;margin:2px 0 0;max-width:100%;
  padding:12px 20px;border-radius:999px;text-align:left;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  font-size:.92rem;line-height:1.45;color:rgba(255,255,255,.82);
}
.eco-note i{flex:none;width:20px;height:20px;color:#f6c9df}
.eco-note strong{color:#fff;font-weight:600}

/* ---- grafo ---- */
.eco-graph{
  position:relative;width:100%;max-width:600px;aspect-ratio:1/.82;
  max-height:calc(100vh - 180px);justify-self:center;margin:0;
}
.eco-graph__links{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.eco-link{
  stroke-width:2;stroke-linecap:round;opacity:.55;
  stroke-dasharray:5 9;animation:ecoFlow 1.1s linear infinite;
}
@keyframes ecoFlow{to{stroke-dashoffset:-28}}

/* núcleo */
.eco-core{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:3;
  width:clamp(116px,20vw,168px);aspect-ratio:1;
  display:grid;place-items:center;
}
.eco-core__disk{
  width:100%;height:100%;border-radius:50%;background:#fff;
  display:grid;place-items:center;padding:16%;
  box-shadow:0 20px 50px rgba(0,0,0,.35),0 0 0 10px rgba(255,255,255,.08),0 0 0 22px rgba(255,255,255,.04);
}
.eco-core__logo{width:100%;height:auto;object-fit:contain}
.eco-core__pulse{
  position:absolute;inset:0;border-radius:50%;border:1.5px solid rgba(255,255,255,.35);
  animation:ecoPulse 3.4s ease-out infinite;
}
.eco-core__pulse--2{animation-delay:1.7s}
@keyframes ecoPulse{0%{transform:scale(.9);opacity:.7}100%{transform:scale(2.1);opacity:0}}

/* nodos */
.eco-node{
  position:absolute;z-index:4;background:none;border:0;cursor:pointer;padding:0;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  transition:transform .3s var(--ease);
  --accent:#fff;
}
.eco-node--tl{top:2%;left:6%}
.eco-node--tr{top:2%;right:6%}
.eco-node--bl{bottom:2%;left:6%}
.eco-node--br{bottom:2%;right:6%}

.eco-node__disk{
  position:relative;width:clamp(84px,15vw,120px);aspect-ratio:1;border-radius:50%;
  display:grid;place-items:center;
  background:
    radial-gradient(120% 120% at 30% 25%, color-mix(in srgb, var(--accent) 92%, #fff) 0%, var(--accent) 100%);
  box-shadow:0 14px 34px color-mix(in srgb, var(--accent) 45%, transparent),
             inset 0 2px 6px rgba(255,255,255,.35);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.eco-node__disk i{width:46%;height:46%;color:#fff;stroke-width:1.8}
.eco-node__ring{
  position:absolute;inset:-9px;border-radius:50%;border:1.5px dashed color-mix(in srgb,var(--accent) 70%,#fff);
  opacity:.5;transition:opacity .3s var(--ease),transform .5s var(--ease);
}
.eco-node__label{display:flex;flex-direction:column;line-height:1.15}
.eco-node__label strong{font-family:var(--font-display);font-weight:600;font-size:clamp(.92rem,1.6vw,1.08rem);color:#fff}
.eco-node__label em{font-style:normal;font-size:.76rem;letter-spacing:.04em;text-transform:uppercase;color:rgba(255,255,255,.62)}

.eco-node:hover,.eco-node:focus-visible{transform:translateY(-4px) scale(1.06);outline:none}
.eco-node:hover .eco-node__disk,.eco-node:focus-visible .eco-node__disk{
  transform:scale(1.05);
  box-shadow:0 22px 50px color-mix(in srgb,var(--accent) 60%,transparent),inset 0 2px 6px rgba(255,255,255,.4);
}
.eco-node:hover .eco-node__ring,.eco-node:focus-visible .eco-node__ring{opacity:.95;transform:rotate(45deg)}
.eco-node:hover~.eco-core .eco-core__disk{box-shadow:0 20px 50px rgba(0,0,0,.4)}

.eco-hint{
  display:inline-flex;align-items:center;gap:8px;margin:0;
  font-family:var(--font-display);font-size:.86rem;color:rgba(255,255,255,.66);
}
.eco-hint i{width:16px;height:16px}
.is-detail .eco-hint{opacity:0}

/* ========================== VISTA DETALLE ========================== */
.eco-detail{
  position:fixed;inset:0;z-index:30;overflow-y:auto;overscroll-behavior:contain;
  background:
    radial-gradient(120% 80% at 85% -10%, color-mix(in srgb,var(--accent) 40%,var(--brand-deep)) 0%, var(--brand-deep) 60%, #170812 100%);
  opacity:0;transform:translateY(16px);pointer-events:none;
  transition:opacity .5s var(--ease),transform .5s var(--ease);
  --accent:var(--c-iwitown);
}
.eco-detail[hidden]{display:none}
.is-detail .eco-detail{opacity:1;transform:none;pointer-events:auto}

.eco-back{
  position:sticky;top:0;z-index:5;
  display:inline-flex;align-items:center;gap:9px;margin:clamp(18px,3vw,30px);
  font-family:var(--font-display);font-weight:600;font-size:.92rem;color:#fff;cursor:pointer;
  padding:10px 18px 10px 13px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  backdrop-filter:blur(10px);transition:background .25s var(--ease),transform .25s var(--ease);
}
.eco-back:hover{background:rgba(255,255,255,.2);transform:translateX(-3px)}
.eco-back i{width:18px;height:18px}

.eco-detail__inner{max-width:1180px;margin-inline:auto;padding:0 clamp(20px,5vw,48px) clamp(56px,8vh,90px)}
.eco-detail__grid{
  display:grid;grid-template-columns:minmax(300px,.82fr) 1.18fr;gap:clamp(28px,4vw,56px);align-items:start;
}

/* panel de características */
.eco-panel{position:sticky;top:96px}
.eco-panel__chip{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-display);font-weight:600;font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;
  color:#fff;padding:7px 15px;border-radius:999px;
  background:color-mix(in srgb,var(--accent) 30%,transparent);
  border:1px solid color-mix(in srgb,var(--accent) 55%,transparent);
}
.eco-panel__dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.eco-panel__title{
  font-family:var(--font-display);font-weight:700;letter-spacing:-.02em;line-height:1.05;
  font-size:clamp(2.1rem,5vw,3rem);margin:.5em 0 .12em;
}
.eco-panel__tagline{
  margin:0 0 .8em;font-family:var(--font-display);font-weight:500;
  font-size:clamp(1.05rem,2vw,1.3rem);
  color:color-mix(in srgb,var(--accent) 45%,#fff);
}
.eco-panel__blurb{margin:0 0 1.6em;color:rgba(255,255,255,.8);font-size:1.02rem;line-height:1.65}
.eco-panel__features{display:flex;flex-direction:column;gap:12px;list-style:none;margin:0;padding:0}
.eco-feat{
  border-radius:var(--radius-sm);overflow:hidden;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.1);
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.eco-feat:hover{background:rgba(255,255,255,.1);border-color:color-mix(in srgb,var(--accent) 50%,transparent)}
.eco-feat.is-open{background:rgba(255,255,255,.09);border-color:color-mix(in srgb,var(--accent) 50%,transparent)}
/* cabecera clicable (título + chulito) */
.eco-feat__head{
  width:100%;display:flex;gap:12px;align-items:center;text-align:left;
  padding:13px 16px;background:none;border:0;color:inherit;font:inherit;cursor:pointer;
}
.eco-feat--static{display:flex;gap:12px;align-items:flex-start;padding:13px 16px}
.eco-feat__check{
  flex:none;width:22px;height:22px;padding:3px;border-radius:7px;color:#fff;
  background:var(--accent);stroke-width:2.4;box-shadow:0 4px 12px color-mix(in srgb,var(--accent) 55%,transparent)}
.eco-feat__title{flex:1;min-width:0;font-size:.98rem;line-height:1.4;color:#fff;font-weight:500}
.eco-feat--static .eco-feat__title{font-weight:400;color:rgba(255,255,255,.92)}
.eco-feat__icon{flex:none;width:18px;height:18px;color:var(--accent);transition:transform .3s var(--ease)}
.eco-feat.is-open .eco-feat__icon{transform:rotate(135deg)}
.eco-feat__body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .34s var(--ease)}
.eco-feat.is-open .eco-feat__body{grid-template-rows:1fr}
.eco-feat__inner{overflow:hidden}
.eco-feat__inner p{margin:0;padding:2px 16px 14px 50px;color:rgba(255,255,255,.82);font-size:.94rem;line-height:1.55}

/* collage tipo mosaico (many-frames): marcos teselados que llenan el rectángulo.
   Sticky + centrado vertical: al expandir el acordeón (columna izquierda más
   alta) el collage permanece en el centro del viewport. */
.eco-collage{
  display:grid;gap:10px;height:clamp(440px,66vh,660px);
  grid-template-columns:repeat(4,1fr);grid-auto-rows:1fr;
  position:sticky;top:calc(50% - clamp(220px,33vh,330px));align-self:start;
}
.eco-tile{
  margin:0;overflow:hidden;border-radius:8px;background:#fff;padding:6px;cursor:zoom-in;
  box-shadow:0 14px 30px rgba(0,0,0,.34);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.eco-tile img{width:100%;height:100%;object-fit:cover;object-position:top center;border-radius:4px;display:block;pointer-events:none}
.eco-tile:hover{transform:translateY(-5px) scale(1.03);box-shadow:0 24px 50px rgba(0,0,0,.46);z-index:2}

/* plantillas por número de imágenes — teselan sin dejar huecos */
.eco-collage[data-count="1"]{grid-template-columns:1fr;grid-template-rows:1fr}

.eco-collage[data-count="2"]{grid-template-columns:1fr 1fr;grid-template-rows:1fr;
  grid-template-areas:"a b"}

.eco-collage[data-count="3"]{grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;
  grid-template-areas:"a b" "a c"}

.eco-collage[data-count="4"]{grid-template-columns:2fr 1fr 1fr;grid-template-rows:1fr 1fr;
  grid-template-areas:"a b b" "a c d"}

.eco-collage[data-count="5"]{grid-template-columns:1fr 1fr 1fr;grid-template-rows:1fr 1fr 1fr;
  grid-template-areas:"a a b" "a a c" "d e c"}

.eco-collage[data-count="6"]{grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr);
  grid-template-areas:"a a b b" "a a c d" "e e c d" "e e f f"}

.eco-collage[data-count="7"]{grid-template-columns:repeat(4,1fr);grid-template-rows:repeat(4,1fr);
  grid-template-areas:"a a b c" "a a b d" "e f g g" "e f g g"}

.eco-collage[data-count="1"] .eco-tile:nth-child(1),
.eco-collage[data-count="2"] .eco-tile:nth-child(1){grid-area:a}
.eco-collage[data-count="2"] .eco-tile:nth-child(2){grid-area:b}
.eco-collage[data-count="3"] .eco-tile:nth-child(1){grid-area:a}
.eco-collage[data-count="3"] .eco-tile:nth-child(2){grid-area:b}
.eco-collage[data-count="3"] .eco-tile:nth-child(3){grid-area:c}
.eco-collage[data-count="4"] .eco-tile:nth-child(1){grid-area:a}
.eco-collage[data-count="4"] .eco-tile:nth-child(2){grid-area:b}
.eco-collage[data-count="4"] .eco-tile:nth-child(3){grid-area:c}
.eco-collage[data-count="4"] .eco-tile:nth-child(4){grid-area:d}
.eco-collage[data-count="5"] .eco-tile:nth-child(1){grid-area:a}
.eco-collage[data-count="5"] .eco-tile:nth-child(2){grid-area:b}
.eco-collage[data-count="5"] .eco-tile:nth-child(3){grid-area:c}
.eco-collage[data-count="5"] .eco-tile:nth-child(4){grid-area:d}
.eco-collage[data-count="5"] .eco-tile:nth-child(5){grid-area:e}
.eco-collage[data-count="6"] .eco-tile:nth-child(1){grid-area:a}
.eco-collage[data-count="6"] .eco-tile:nth-child(2){grid-area:b}
.eco-collage[data-count="6"] .eco-tile:nth-child(3){grid-area:c}
.eco-collage[data-count="6"] .eco-tile:nth-child(4){grid-area:d}
.eco-collage[data-count="6"] .eco-tile:nth-child(5){grid-area:e}
.eco-collage[data-count="6"] .eco-tile:nth-child(6){grid-area:f}
.eco-collage[data-count="7"] .eco-tile:nth-child(1){grid-area:a}
.eco-collage[data-count="7"] .eco-tile:nth-child(2){grid-area:b}
.eco-collage[data-count="7"] .eco-tile:nth-child(3){grid-area:c}
.eco-collage[data-count="7"] .eco-tile:nth-child(4){grid-area:d}
.eco-collage[data-count="7"] .eco-tile:nth-child(5){grid-area:e}
.eco-collage[data-count="7"] .eco-tile:nth-child(6){grid-area:f}
.eco-collage[data-count="7"] .eco-tile:nth-child(7){grid-area:g}

/* ---- acordeón (tarjetas expandibles) ---- */
.eco-panel__acc{display:flex;flex-direction:column;gap:12px;margin-top:4px}
.eco-acc{
  border-radius:var(--radius-sm);overflow:hidden;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.1);
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.eco-acc.is-open{background:rgba(255,255,255,.09);border-color:color-mix(in srgb,var(--accent) 50%,transparent)}
.eco-acc__head{
  width:100%;display:flex;align-items:center;gap:14px;cursor:pointer;
  background:none;border:0;color:#fff;text-align:left;padding:16px 18px;
}
.eco-acc__titles{display:flex;flex-direction:column;gap:3px;flex:1;min-width:0}
.eco-acc__titles strong{font-family:var(--font-display);font-weight:600;font-size:1.06rem}
.eco-acc__titles em{font-style:normal;font-size:.9rem;color:rgba(255,255,255,.72);line-height:1.35}
.eco-acc__icon{
  flex:none;width:26px;height:26px;padding:4px;border-radius:8px;color:#fff;
  background:var(--accent);stroke-width:2.4;transition:transform .3s var(--ease);
  box-shadow:0 4px 12px color-mix(in srgb,var(--accent) 55%,transparent);
}
.eco-acc.is-open .eco-acc__icon{transform:rotate(135deg)}
.eco-acc__body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .34s var(--ease)}
.eco-acc.is-open .eco-acc__body{grid-template-rows:1fr}
.eco-acc__inner{overflow:hidden}
.eco-acc__inner p{margin:0;padding:0 18px 18px;color:rgba(255,255,255,.85);font-size:.97rem;line-height:1.6}

/* ---- lightbox (ampliar imagen) ---- */
.eco-lightbox{
  position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;
  padding:clamp(20px,5vw,60px);background:rgba(10,4,8,.86);backdrop-filter:blur(6px);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease);cursor:zoom-out;
}
.eco-lightbox.is-open{opacity:1;pointer-events:auto}
.eco-lightbox__img{
  max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;
  border-radius:10px;background:#fff;padding:8px;box-shadow:0 40px 90px rgba(0,0,0,.6);
  transform:scale(.94);transition:transform .3s var(--ease);
}
.eco-lightbox.is-open .eco-lightbox__img{transform:scale(1)}
.eco-lightbox__close{
  position:absolute;top:clamp(14px,3vw,26px);right:clamp(14px,3vw,26px);
  width:46px;height:46px;border-radius:50%;cursor:pointer;color:#fff;
  display:grid;place-items:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.eco-lightbox__close:hover{background:rgba(255,255,255,.24);transform:rotate(90deg)}
.eco-lightbox__close i{width:22px;height:22px}

/* ============================ RESPONSIVE =========================== */
@media (max-width:860px){
  .eco-detail__grid{grid-template-columns:1fr;gap:26px}
  .eco-panel{position:static}
  .eco-collage{position:static;top:auto;transform:none}
  /* red: vuelve a una sola columna (texto arriba, grafo abajo) y centrado */
  .eco-net{grid-template-columns:1fr;justify-items:center;text-align:center;
    gap:clamp(20px,4vh,36px);padding-top:clamp(96px,14vh,120px)}
  .eco-net__text{justify-self:center;align-items:center;max-width:640px}
  .eco-net__intro{align-items:center}
  .eco-eyebrow{align-self:center}
  .eco-eyebrow::before{content:"";width:26px;height:1px;background:rgba(255,255,255,.5)}
  .eco-note{margin-inline:auto}
}

@media (max-width:640px){
  /* red: núcleo arriba, nodos apilados en 2 columnas */
  .eco-graph{width:100%;aspect-ratio:auto;display:flex;flex-direction:column;align-items:center;gap:22px}
  .eco-graph__links{display:none}
  .eco-core{position:relative;top:auto;left:auto;transform:none;width:132px}
  .eco-graph::after{content:"";display:none}
  .eco-node{position:relative;top:auto!important;left:auto!important;right:auto!important;bottom:auto!important;
    flex-direction:row;gap:14px;width:min(88vw,340px);
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
    border-radius:18px;padding:12px 16px}
  .eco-node__disk{width:60px}
  .eco-node__label{align-items:flex-start;text-align:left}
  .eco-node:hover,.eco-node:focus-visible{transform:translateY(-2px)}
  /* collage: en móvil, mosaico simple de 2 columnas (se anulan las áreas) */
  .eco-collage,
  .eco-collage[data-count]{
    height:auto;grid-template-columns:1fr 1fr;grid-auto-rows:130px;
    grid-template-areas:none!important;grid-template-rows:none!important;
  }
  .eco-collage .eco-tile{grid-area:auto!important}
  .eco-collage .eco-tile:nth-child(1){grid-column:1 / -1;grid-row:span 2}
  .eco-note{border-radius:16px}
}

/* reduce motion */
@media (prefers-reduced-motion:reduce){
  .eco-link{animation:none}
  .eco-core__pulse{animation:none;opacity:0}
  .eco-net,.eco-detail,.eco-node,.eco-tile{transition:none}
}