/* ============================================================
   LOIPON · PÁGINA INGENIERÍA MULTITEC®
   Documento vivo de ingeniería. Recorrido inmersivo de 9 etapas.
   Hereda el sistema Híbrido (.hyb): tokens, header, footer, botones.
   Oscila fondos oscuro/claro para ritmo cinematográfico.
   Prefijo de clases: mt-
   Referencias: Porsche Engineering × Foster + Partners × Apple.
   ============================================================ */

/* Los "blueprint" son esquemas técnicos dibujados en SVG/CSS.
   Reemplazables por fotografía HD de proceso cuando exista
   (marcados en el HTML con <!-- FOTO HD --> ). */

.m-page { background: var(--ink); }

/* Índice de ancla más generoso por el header fijo */
.m-page [id] { scroll-margin-top: 96px; }

/* ---------- Barra de progreso de scroll (tope) ---------- */
.mt-scrollbar {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%;
  background: var(--mt); z-index: 200;
  box-shadow: 0 0 12px rgba(232,128,28,.6);
  transition: width .08s linear;
}

/* =====================================================
   HERO
   ===================================================== */
.mt-hero { position: relative; min-height: 100svh; overflow: hidden; display: flex; align-items: flex-end; }
.mt-hero__media { position: absolute; inset: -8% 0 0 0; z-index: 0; }
.mt-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.mt-hero__duotone {
  position: absolute; inset: 0; z-index: 1; mix-blend-mode: multiply;
  background: linear-gradient(120deg, rgba(14,16,19,.72), rgba(14,16,19,.32) 55%, rgba(232,128,28,.10));
}
.mt-hero__scrim {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(14,16,19,.55) 0%, rgba(14,16,19,.05) 30%, rgba(14,16,19,.55) 72%, var(--ink) 100%);
}
.mt-hero__grid {
  position: absolute; inset: 0; z-index: 3; opacity: 0; transition: opacity 1.4s ease .3s;
  background-image: linear-gradient(var(--grid-d) 1px, transparent 1px), linear-gradient(90deg, var(--grid-d) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 90% at 70% 30%, #000, transparent 75%);
          mask-image: radial-gradient(120% 90% at 70% 30%, #000, transparent 75%);
}
.mt-hero.in-view .mt-hero__grid { opacity: 1; }

.mt-hero__inner { position: relative; z-index: 5; padding: 0 var(--mx) clamp(4.5rem,10vh,8rem); max-width: 64rem; }
.mt-hero__eyebrow {
  display: inline-flex; align-items: center; gap: .7rem; margin-bottom: 1.4rem;
  font-family: var(--mono); font-size: .72rem; font-weight: 500; letter-spacing: .18em;
  text-transform: uppercase; color: var(--steel-l);
}
.mt-hero__eyebrow::before { content:""; width: 30px; height: 1px; background: var(--mt); }
.mt-hero h1 {
  font-family: var(--display); font-weight: 500; letter-spacing: -.018em;
  font-size: clamp(2.1rem, 6vw, 4.6rem); line-height: 1.03; max-width: 20ch;
}
.mt-hero h1 .hl { color: var(--mt); }
.mt-hero__sub {
  margin-top: 1.7rem; max-width: 54ch; font-size: clamp(1.02rem,1.5vw,1.28rem);
  line-height: 1.55; color: rgba(245,247,248,.82);
}
.mt-hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.3rem; }

/* Anotaciones técnicas del hero */
.mt-hero__ref {
  position: absolute; z-index: 6; font-family: var(--mono); font-size: .62rem;
  letter-spacing: .12em; color: var(--steel-l); pointer-events: none;
}
.mt-hero__ref--tl { top: calc(58px + clamp(1.4rem,3vh,2rem)); left: var(--mx); }
.mt-hero__ref--br { bottom: clamp(1.4rem,4vh,2.4rem); right: var(--mx); text-align: right; }
.mt-hero__ref b { color: var(--mt); font-weight: 600; }

/* Indicador de scroll sutil */
.mt-scrollcue {
  position: absolute; z-index: 6; left: 50%; bottom: 1.4rem; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .58rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--steel-l);
}
.mt-scrollcue__line { width: 1px; height: 46px; background: linear-gradient(var(--mt), transparent); position: relative; overflow: hidden; }
.mt-scrollcue__line::after {
  content:""; position: absolute; left: 0; top: -50%; width: 1px; height: 50%;
  background: var(--mt); animation: mt-cue 2.2s cubic-bezier(.7,0,.3,1) infinite;
}
@keyframes mt-cue { 0% { top: -50%; } 60%,100% { top: 100%; } }

/* =====================================================
   Bandas claras / oscuras (utilidades de sección)
   ===================================================== */
.mt-dark  { background: var(--ink);  color: var(--white); }
.mt-dark2 { background: var(--ink-2); color: var(--white); }
.mt-light { background: var(--paper); color: var(--ink); }

/* =====================================================
   INTRODUCCIÓN / FILOSOFÍA
   ===================================================== */
.mt-intro { padding: clamp(5rem,12vh,9rem) var(--mx); }
.mt-intro__head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 2rem; }
.mt-intro__head .idx { font-family: var(--mono); color: var(--mt); font-size: .8rem; letter-spacing: .1em; }
.mt-intro__head .k { font-family: var(--mono); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--steel); }
.mt-intro__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem,6vw,6rem); align-items: center; }
.mt-manifesto {
  font-family: var(--display); font-weight: 500; letter-spacing: -.02em; line-height: 1.02;
  font-size: clamp(2.1rem,5vw,3.9rem);
}
.mt-manifesto .hl { color: var(--mt); display: block; }
.mt-intro__body { margin-top: 1.8rem; max-width: 46ch; }
.mt-intro__body p { font-size: clamp(1.02rem,1.35vw,1.2rem); line-height: 1.6; color: #3a3f45; }
.mt-intro__body p + p { margin-top: 1.1rem; }
.mt-intro__body b { color: var(--ink); font-weight: 600; }
.mt-intro__figure { position: relative; }
.mt-intro__figure img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.mt-intro__figure .cap {
  position: absolute; left: 0; bottom: 0; transform: translateY(50%);
  background: var(--ink); color: var(--white); padding: .7rem 1rem;
  font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase;
  border-left: 2px solid var(--mt);
}

/* =====================================================
   METODOLOGÍA — intro + recorrido
   ===================================================== */
.mt-method { padding: clamp(5rem,12vh,9rem) var(--mx) clamp(3rem,7vh,5rem); position: relative; overflow: hidden; }
.mt-method__grid-bg {
  position: absolute; inset: 0; z-index: 0; opacity: .5;
  background-image: linear-gradient(var(--grid-d) 1px, transparent 1px), linear-gradient(90deg, var(--grid-d) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 100% at 50% 0%, #000, transparent 80%);
          mask-image: radial-gradient(120% 100% at 50% 0%, #000, transparent 80%);
}
.mt-method__inner { position: relative; z-index: 1; }
.mt-method__seal {
  display: inline-flex; align-items: center; gap: .7rem; margin-bottom: 1.6rem;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--steel-l);
}
.mt-method__seal .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mt); box-shadow: 0 0 10px var(--mt); }
.mt-method h2 {
  font-family: var(--display); font-weight: 500; letter-spacing: -.02em; line-height: 1.02;
  font-size: clamp(2.4rem,6.5vw,5rem);
}
.mt-method h2 sup { font-size: .34em; vertical-align: super; color: var(--steel-l); }
.mt-method__lead { margin-top: 1.6rem; max-width: 52ch; font-size: clamp(1.05rem,1.5vw,1.3rem); line-height: 1.55; color: rgba(245,247,248,.82); }

/* Recorrido: mapa de 9 etapas */
.mt-recorrido { margin-top: clamp(3rem,6vh,4.5rem); border-top: 1px solid var(--line-d); }
.mt-recorrido__list { display: grid; grid-template-columns: repeat(3, 1fr); }
.mt-recorrido__item {
  display: block; padding: 1.5rem 1.4rem 1.6rem 0; border-bottom: 1px solid var(--line-d);
  border-right: 1px solid var(--line-d); position: relative; transition: background .3s ease;
}
.mt-recorrido__list .mt-recorrido__item:nth-child(3n) { border-right: none; }
.mt-recorrido__item:hover { background: rgba(245,247,248,.03); }
.mt-recorrido__item::before {
  content:""; position: absolute; left: 0; bottom: -1px; width: 0; height: 2px;
  background: var(--mt); transition: width .4s cubic-bezier(.16,.84,.44,1);
}
.mt-recorrido__item:hover::before { width: 100%; }
.mt-recorrido__n { font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; color: var(--mt); }
.mt-recorrido__t { display: block; margin-top: .5rem; font-family: var(--display); font-weight: 500; font-size: clamp(1.02rem,1.5vw,1.25rem); color: var(--white); }
.mt-recorrido__d { display: block; margin-top: .35rem; font-size: .82rem; color: var(--steel-l); }
.mt-recorrido__ar { position: absolute; top: 1.5rem; right: 1.2rem; color: var(--steel); transition: transform .35s, color .35s; }
.mt-recorrido__item:hover .mt-recorrido__ar { transform: translateX(4px); color: var(--mt); }

/* =====================================================
   ETAPAS (9)
   ===================================================== */
.mt-stage {
  min-height: 100svh; display: grid; grid-template-columns: 1fr 1fr;
  align-items: stretch; position: relative; overflow: hidden;
}
.mt-stage--flip .mt-stage__media { order: 2; }
.mt-stage--flip .mt-stage__content { order: 1; }

.mt-stage__content {
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(3.5rem,8vh,7rem) clamp(1.6rem,5vw,5.5rem);
  position: relative; z-index: 2;
}
.mt-stage__kicker {
  display: inline-flex; align-items: center; gap: .8rem; margin-bottom: 1.1rem;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase;
}
.mt-stage__kicker .n { color: var(--mt); }
.mt-stage__kicker .bar { flex: 1; max-width: 60px; height: 1px; background: currentColor; opacity: .3; }
.mt-dark .mt-stage__kicker, .mt-dark2 .mt-stage__kicker { color: var(--steel-l); }
.mt-light .mt-stage__kicker { color: var(--steel); }

.mt-stage__title {
  font-family: var(--display); font-weight: 500; letter-spacing: -.015em; line-height: 1.04;
  font-size: clamp(1.9rem,3.6vw,3.1rem);
}
.mt-stage__body { margin-top: 1.4rem; max-width: 44ch; font-size: clamp(1.02rem,1.35vw,1.18rem); line-height: 1.58; }
.mt-dark .mt-stage__body, .mt-dark2 .mt-stage__body { color: rgba(245,247,248,.80); }
.mt-light .mt-stage__body { color: #3a3f45; }

/* Frase gigante (etapa 3) */
.mt-bigline {
  font-family: var(--display); font-weight: 500; letter-spacing: -.02em; line-height: 1.05;
  font-size: clamp(1.9rem,4vw,3.4rem); max-width: 16ch;
}
.mt-bigline .hl { color: var(--mt); }

/* Chips / listas de datos */
.mt-chips { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.9rem; }
.mt-chip {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .04em; padding: .5rem .85rem;
  border: 1px solid var(--line-d); border-radius: 2px; color: rgba(245,247,248,.9);
  display: inline-flex; align-items: center; gap: .5rem;
}
.mt-light .mt-chip { border-color: rgba(14,16,19,.16); color: var(--ink); }
.mt-chip::before { content:"✓"; color: var(--mt); font-size: .78em; }
.mt-chip--plain::before { content:none; }

/* Lista INPUT (etapa 1) */
.mt-datalist { margin-top: 1.8rem; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .1rem 1.6rem; max-width: 30rem; }
.mt-datalist__k { font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mt); margin-bottom: .7rem; grid-column: 1 / -1; }
.mt-datalist li {
  font-family: var(--mono); font-size: .84rem; padding: .55rem 0; border-top: 1px solid var(--line-d);
  display: flex; align-items: center; gap: .6rem;
}
.mt-light .mt-datalist li { border-color: rgba(14,16,19,.12); }
.mt-datalist li::before { content:""; width: 4px; height: 4px; background: var(--mt); flex: none; }

/* Indicadores numéricos (etapa 7) */
.mt-metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem 2rem; margin-top: 2rem; max-width: 30rem; }
.mt-metric__v { font-family: var(--display); font-weight: 600; font-size: clamp(1.6rem,3vw,2.4rem); line-height: 1; }
.mt-metric__v .u { color: var(--mt); }
.mt-metric__k { margin-top: .5rem; font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--steel); }
.mt-dark .mt-metric__k, .mt-dark2 .mt-metric__k { color: var(--steel-l); }

/* Resultado */
.mt-result {
  display: flex; align-items: baseline; gap: .8rem; margin-top: 2.2rem;
  padding-top: 1.3rem; border-top: 1px solid var(--mt);
}
.mt-result__k { font-family: var(--mono); font-size: .64rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mt); flex: none; }
.mt-result__v { font-family: var(--display); font-weight: 500; font-size: clamp(1.05rem,1.7vw,1.35rem); }

/* Callout registrado (etapa 3) */
.mt-reg { margin-top: 1.9rem; padding: 1.1rem 1.2rem; border: 1px solid var(--line-d); border-left: 2px solid var(--mt); background: rgba(232,128,28,.04); }
.mt-light .mt-reg { border-color: rgba(14,16,19,.14); border-left-color: var(--mt); }
.mt-reg__k { font-family: var(--mono); font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; color: var(--steel); }
.mt-reg__v { margin-top: .35rem; font-family: var(--mono); font-size: .92rem; }
.mt-reg__v b { color: var(--mt); }

/* ---------- Media de etapa ---------- */
.mt-stage__media { position: relative; overflow: hidden; min-height: 46vh; }
.mt-stage__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.mt-stage__media--photo::after {
  content:""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(14,16,19,.15), rgba(14,16,19,.05) 40%, rgba(14,16,19,.35));
  mix-blend-mode: multiply;
}
.mt-media__cap {
  position: absolute; left: 1rem; bottom: 1rem; z-index: 3;
  font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--white); border-left: 2px solid var(--mt); padding-left: .6rem;
  text-shadow: 0 1px 8px rgba(0,0,0,.6);
}
.mt-media__ref {
  position: absolute; top: 1rem; right: 1rem; z-index: 3;
  font-family: var(--mono); font-size: .58rem; letter-spacing: .14em; color: rgba(245,247,248,.6);
}

/* =====================================================
   BLUEPRINT (esquema técnico dibujado)
   ===================================================== */
.mt-bp { position: absolute; inset: 0; display: grid; place-items: center; overflow: hidden; }
.mt-bp--dark  { background: radial-gradient(120% 120% at 30% 20%, #16191F, #0B0D10); color: var(--white); }
.mt-bp--light { background: radial-gradient(120% 120% at 30% 20%, #EEF0F2, #DFE3E7); color: var(--ink); }
.mt-bp__grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(currentColor 1px, transparent 1px), linear-gradient(90deg, currentColor 1px, transparent 1px);
  background-size: 40px 40px; opacity: .06;
}
.mt-bp__ghost {
  position: absolute; right: clamp(.5rem,3vw,2.5rem); bottom: -.15em; z-index: 0;
  font-family: var(--display); font-weight: 600; line-height: .8;
  font-size: clamp(9rem,26vw,20rem); color: currentColor; opacity: .05; pointer-events: none;
}
.mt-bp__svg { position: relative; z-index: 1; width: min(78%, 30rem); height: auto; overflow: visible; }
.mt-bp__svg .stroke { fill: none; stroke: currentColor; stroke-width: 1.2; vector-effect: non-scaling-stroke; }
.mt-bp__svg .thin { stroke-width: .8; opacity: .55; }
.mt-bp__svg .accent { stroke: var(--mt); }
.mt-bp__svg .fillac { fill: var(--mt); }
.mt-bp__svg .fillmut { fill: currentColor; opacity: .08; }
.mt-bp__svg .dash { stroke-dasharray: 4 4; opacity: .6; }
.mt-bp__svg text { font-family: var(--mono); font-size: 5.5px; letter-spacing: .04em; fill: currentColor; }
.mt-bp__svg text.ac { fill: var(--mt); }
.mt-bp__svg text.mut { opacity: .55; }
.mt-bp__tag {
  position: absolute; left: 1rem; top: 1rem; z-index: 2;
  font-family: var(--mono); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; opacity: .6;
}
.mt-bp__note {
  position: absolute; left: 1rem; bottom: 1rem; z-index: 2;
  font-family: var(--mono); font-size: .58rem; letter-spacing: .1em; text-transform: uppercase; opacity: .45;
  display: inline-flex; align-items: center; gap: .4rem;
}
.mt-bp__note::before { content:"⌖"; color: var(--mt); opacity: 1; }

/* Anim sutil de "dibujo" al entrar */
@media (prefers-reduced-motion: no-preference) {
  .mt-bp__svg .draw { stroke-dasharray: 600; stroke-dashoffset: 600; }
  [data-reveal].in .mt-bp__svg .draw { animation: mt-draw 1.6s cubic-bezier(.6,0,.2,1) forwards; }
  @keyframes mt-draw { to { stroke-dashoffset: 0; } }
}

/* =====================================================
   RIEL DE PROGRESO (fijo, derecha)
   ===================================================== */
.mt-rail {
  position: fixed; right: clamp(.8rem,2vw,1.6rem); top: 50%; transform: translateY(-50%);
  z-index: 90; display: flex; flex-direction: column; gap: .1rem; pointer-events: auto;
  opacity: 0; transition: opacity .5s ease;
}
.mt-rail.is-on { opacity: 1; }
.mt-rail__item { display: flex; align-items: center; gap: .7rem; justify-content: flex-end; padding: .28rem 0; }
.mt-rail__lbl {
  font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--white); background: rgba(14,16,19,.7); padding: .2rem .5rem; border-radius: 2px;
  opacity: 0; transform: translateX(6px); transition: opacity .3s, transform .3s; white-space: nowrap;
  backdrop-filter: blur(6px);
}
.mt-rail__dot {
  width: 8px; height: 8px; border-radius: 50%; border: 1px solid rgba(245,247,248,.4);
  background: transparent; transition: all .3s ease; flex: none;
}
.mt-rail__num { font-family: var(--mono); font-size: .58rem; color: rgba(245,247,248,.45); width: 1.4em; text-align: right; transition: color .3s; }
.mt-rail__item:hover .mt-rail__lbl, .mt-rail__item.is-active .mt-rail__lbl { opacity: 1; transform: none; }
.mt-rail__item:hover .mt-rail__dot { border-color: var(--mt); }
.mt-rail__item.is-active .mt-rail__dot { background: var(--mt); border-color: var(--mt); box-shadow: 0 0 10px rgba(232,128,28,.7); transform: scale(1.15); }
.mt-rail__item.is-active .mt-rail__num { color: var(--mt); }

/* =====================================================
   CASOS REALES
   ===================================================== */
.mt-cases { padding: clamp(5rem,11vh,8rem) var(--mx); }
.mt-cases__head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 1rem; }
.mt-cases__head .idx { font-family: var(--mono); color: var(--mt); font-size: .8rem; letter-spacing: .1em; }
.mt-cases__head h2 { font-family: var(--display); font-weight: 500; font-size: clamp(1.8rem,3.4vw,2.8rem); letter-spacing: -.015em; }
.mt-cases__lead { max-width: 50ch; margin-bottom: clamp(2.5rem,5vh,3.5rem); color: rgba(245,247,248,.7); font-size: clamp(1rem,1.35vw,1.15rem); line-height: 1.55; }
.mt-cases__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.2rem,2.2vw,1.8rem); }
.mt-ccard { display: flex; flex-direction: column; background: var(--ink-2); border: 1px solid var(--line-d); }
.mt-card__media { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.mt-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s cubic-bezier(.16,.84,.44,1); }
.mt-card:hover .mt-card__media img { transform: scale(1.05); }
.mt-card__tag {
  position: absolute; left: .8rem; top: .8rem; z-index: 2; font-family: var(--mono);
  font-size: .6rem; letter-spacing: .12em; text-transform: uppercase; color: var(--white);
  background: rgba(14,16,19,.6); padding: .3rem .6rem; backdrop-filter: blur(6px);
}
.mt-card__body { padding: 1.5rem 1.4rem 1.6rem; display: flex; flex-direction: column; flex: 1; }
.mt-card__t { font-family: var(--display); font-weight: 500; font-size: 1.18rem; line-height: 1.2; }
.mt-card__rows { margin-top: 1.1rem; display: flex; flex-direction: column; gap: .85rem; flex: 1; }
.mt-card__row .rk { font-family: var(--mono); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: var(--mt); }
.mt-card__row .rv { display: block; margin-top: .25rem; font-size: .9rem; line-height: 1.45; color: rgba(245,247,248,.82); }
.mt-card__link {
  margin-top: 1.4rem; display: inline-flex; align-items: center; gap: .5rem; align-self: flex-start;
  font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; color: var(--white);
  border-bottom: 1px solid var(--mt); padding-bottom: .25rem; transition: gap .3s, color .3s;
}
.mt-card__link:hover { gap: .9rem; color: var(--mt); }

/* =====================================================
   DIFERENCIAL MULTITEC (comparativo)
   ===================================================== */
.mt-diff { padding: clamp(5rem,11vh,8rem) var(--mx); }
.mt-diff__head { text-align: center; max-width: 40rem; margin: 0 auto clamp(3rem,6vh,4.5rem); }
.mt-diff__head .k { font-family: var(--mono); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--steel); }
.mt-diff__head h2 { margin-top: .8rem; font-family: var(--display); font-weight: 500; font-size: clamp(1.9rem,3.8vw,3rem); letter-spacing: -.02em; }
.mt-diff__head p { margin-top: 1rem; color: #3a3f45; font-size: 1.05rem; line-height: 1.55; }
.mt-compare { max-width: 62rem; margin: 0 auto; border-top: 1px solid rgba(14,16,19,.14); }
.mt-crow { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: clamp(1rem,4vw,3rem); padding: clamp(1.3rem,2.6vh,1.9rem) 0; border-bottom: 1px solid rgba(14,16,19,.12); }
.mt-crow__trad { text-align: right; font-size: clamp(1rem,1.5vw,1.22rem); color: var(--steel); line-height: 1.35; }
.mt-crow__mt { text-align: left; font-size: clamp(1.05rem,1.6vw,1.32rem); font-weight: 500; color: var(--ink); line-height: 1.35; font-family: var(--display); }
.mt-crow__vs {
  width: 2.6rem; height: 2.6rem; flex: none; border-radius: 50%; border: 1px solid rgba(14,16,19,.18);
  display: grid; place-items: center; color: var(--mt); font-family: var(--mono); font-size: .82rem;
}
.mt-compare__legend { display: grid; grid-template-columns: 1fr auto 1fr; gap: clamp(1rem,4vw,3rem); margin-bottom: 1rem; }
.mt-compare__legend .lg { font-family: var(--mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; }
.mt-compare__legend .lg--trad { text-align: right; color: var(--steel); }
.mt-compare__legend .lg--mt { text-align: left; color: var(--mt); }
.mt-compare__legend .sp { width: 2.6rem; }

/* =====================================================
   MENSAJE FINAL
   ===================================================== */
.mt-final { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
.mt-final__media { position: absolute; inset: -8% 0 0 0; z-index: 0; }
.mt-final__media img { width: 100%; height: 100%; object-fit: cover; }
.mt-final__scrim { position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(11,13,16,.78), rgba(11,13,16,.55) 45%, rgba(11,13,16,.9)); }
.mt-final__inner { position: relative; z-index: 3; padding: clamp(4rem,10vh,8rem) var(--mx); max-width: 60rem; }
.mt-final__k { font-family: var(--mono); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--mt); margin-bottom: 1.6rem; display: inline-block; }
.mt-final__quote {
  font-family: var(--display); font-weight: 500; letter-spacing: -.02em; line-height: 1.08;
  font-size: clamp(2rem,5.2vw,4.2rem);
}
.mt-final__quote .hl { color: var(--mt); }
.mt-final__sub { margin-top: 1.8rem; font-size: clamp(1.05rem,1.6vw,1.35rem); color: rgba(245,247,248,.82); max-width: 46ch; line-height: 1.5; }
.mt-final__actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.6rem; }

/* =====================================================
   HILO EZEIZA — trazabilidad de un caso real
   ===================================================== */
/* Bloque intro del hilo (en la metodología) */
.mt-thread { margin-top: 2rem; padding: 1.3rem 1.5rem; border: 1px solid var(--line-d); border-left: 2px solid var(--mt); background: rgba(232,128,28,.05); max-width: 62rem; }
.mt-thread__k { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mt); }
.mt-thread__k::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--mt); box-shadow: 0 0 10px var(--mt); }
.mt-thread__p { margin-top: .7rem; font-size: clamp(1rem,1.4vw,1.2rem); line-height: 1.5; color: rgba(245,247,248,.9); }
.mt-thread__p b { color: var(--white); font-weight: 500; }
.mt-thread__data { margin-top: 1.1rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.mt-thread__data span { font-family: var(--mono); font-size: .7rem; letter-spacing: .03em; padding: .42rem .72rem; border: 1px solid var(--line-d); color: rgba(245,247,248,.85); }
.mt-thread__data span:last-child { color: var(--mt); border-color: rgba(232,128,28,.45); }

/* Marcador CASO · EZEIZA en cada etapa (la línea naranja = un mismo hilo) */
.mt-caso { margin-top: 1.7rem; padding-left: 1rem; border-left: 2px solid var(--mt); max-width: 46ch; }
.mt-caso__tag { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--mono); font-size: .6rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mt); }
.mt-caso__tag::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--mt); box-shadow: 0 0 8px var(--mt); }
.mt-caso__txt { display: block; margin-top: .5rem; font-family: var(--mono); font-size: .8rem; line-height: 1.55; }
.mt-dark .mt-caso__txt, .mt-dark2 .mt-caso__txt { color: rgba(245,247,248,.82); }
.mt-light .mt-caso__txt { color: #3a3f45; }
.mt-caso__txt b { color: var(--mt); font-weight: 600; }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 900px) {
  .mt-rail { display: none; }
  .mt-stage { grid-template-columns: 1fr; }
  .mt-stage__media { min-height: 60svh; order: 1 !important; }
  .mt-stage__content { order: 2 !important; min-height: auto; padding-top: clamp(2.6rem,6vh,4rem); padding-bottom: clamp(3rem,7vh,4.5rem); }
  .mt-stage { min-height: 0; }
  .mt-intro__grid { grid-template-columns: 1fr; gap: 3.5rem; }
  .mt-intro__figure img { aspect-ratio: 16/10; }
  .mt-intro__figure .cap { transform: none; position: static; display: inline-block; margin-top: 0; }
  .mt-recorrido__list { grid-template-columns: 1fr 1fr; }
  .mt-recorrido__list .mt-recorrido__item:nth-child(3n) { border-right: 1px solid var(--line-d); }
  .mt-recorrido__list .mt-recorrido__item:nth-child(2n) { border-right: none; }
  .mt-cases__grid { grid-template-columns: 1fr; max-width: 30rem; margin-inline: auto; }
}
@media (max-width: 560px) {
  .mt-recorrido__list { grid-template-columns: 1fr; }
  .mt-recorrido__list .mt-recorrido__item { border-right: none !important; }
  .mt-datalist, .mt-metrics { grid-template-columns: 1fr; }
  .mt-crow { grid-template-columns: 1fr; gap: .5rem; text-align: left; }
  .mt-crow__trad, .mt-crow__mt { text-align: left; }
  .mt-crow__vs { display: none; }
  .mt-compare__legend { display: none; }
  .mt-crow__trad::before { content: "Tradicional — "; font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--steel-l); display: block; margin-bottom: .2rem; }
  .mt-crow__mt::before { content: "MULTITEC® — "; font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--mt); display: block; margin-bottom: .2rem; }
}