/* ============================================================
   Climatizaciones O Conexa SL
   Sistema visual: dualidad frío/calor tomada del propio logo
   (espiral azul = energía captada · espiral naranja = calor útil)
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  /* marca */
  --cold-500:#38BDF8;  --cold-600:#1B6EB5;  --cold-700:#12558F;
  --warm-500:#F0821E;  --warm-600:#E8542A;
  --lime-500:#8CC63F;  --lime-600:#79AF31;

  /* neutros */
  --ink-900:#0A141C;  --ink-800:#0E1A24;  --ink-700:#152534;
  --ink-600:#22384B;  --ink-400:#5B7286;  --ink-300:#8DA2B4;
  --paper:#FFFFFF;    --paper-2:#F5F9FC;  --paper-3:#E9F1F7;
  --line:rgba(14,26,36,.10);
  --line-dark:rgba(255,255,255,.12);

  /* gradientes */
  --grad-brand:linear-gradient(100deg,var(--cold-500) 0%,var(--cold-600) 42%,var(--warm-500) 88%);
  /* Para texto usamos gama fría: azul→naranja pasa por un gris sucio
     cuando el titular ocupa varias líneas. El naranja vive en iconos,
     puntos, diagrama y orbes, donde el recorrido es corto y sí luce. */
  --grad-text:linear-gradient(100deg,#38BDF8 0%,#1B6EB5 58%,#12558F 100%);
  --grad-soft:linear-gradient(140deg,rgba(56,189,248,.14),rgba(240,130,30,.12));

  /* tipografía */
  --font-display:'Outfit',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --font-body:'Inter',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;

  /* curvas — del sistema de movimiento, no improvisadas */
  --ease-out:cubic-bezier(.23,1,.32,1);
  --ease-in-out:cubic-bezier(.77,0,.175,1);

  /* ritmo */
  --dur-fast:140ms; --dur-ui:200ms; --dur-slow:280ms; --dur-reveal:640ms;

  --wrap:1180px;
  --radius:18px;
  --radius-lg:26px;
  --shadow-sm:0 1px 2px rgba(10,20,28,.06),0 4px 14px rgba(10,20,28,.05);
  --shadow-md:0 10px 30px rgba(10,20,28,.09),0 2px 8px rgba(10,20,28,.05);
  --shadow-lg:0 30px 70px rgba(10,20,28,.18),0 8px 24px rgba(10,20,28,.10);
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink-800);
  font-family:var(--font-body);font-size:clamp(1rem,.97rem + .16vw,1.075rem);
  line-height:1.68;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit}
h1,h2,h3{font-family:var(--font-display);line-height:1.08;letter-spacing:-.025em;margin:0;text-wrap:balance}
h2{font-size:clamp(2rem,1.35rem + 2.6vw,3.35rem);font-weight:700}
h3{font-size:1.22rem;font-weight:600;letter-spacing:-.015em}
p{margin:0 0 1.05rem;text-wrap:pretty}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--cold-500);outline-offset:3px;border-radius:6px}

.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}
@media (min-width:900px){.wrap{width:min(100% - 4rem,var(--wrap))}}

.skip-link{
  position:absolute;left:1rem;top:-100px;z-index:200;
  background:var(--ink-800);color:#fff;padding:.7rem 1.1rem;border-radius:10px;
  text-decoration:none;font-weight:600;
  transition:top var(--dur-ui) var(--ease-out);
}
.skip-link:focus{top:1rem}

.grad{
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;
  color:transparent;
}
/* sobre fondo oscuro el extremo profundo del degradado pierde contraste */
.hero,.section-dark,.cta-band{
  --grad-text:linear-gradient(100deg,#7DD3FC 0%,#38BDF8 55%,#0EA5E9 100%);
}

/* ---------- Eyebrow ---------- */
.eyebrow{
  display:inline-flex;align-items:flex-start;gap:.6rem;
  font-family:var(--font-display);font-size:.775rem;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--ink-400);margin:0 0 1.1rem;
}
.eyebrow-dot{
  width:8px;height:8px;border-radius:50%;background:var(--grad-brand);flex:none;
  margin-top:.5em; /* alineado con la primera línea, no con el bloque */
}
.section-dark .eyebrow{color:var(--cold-500)}
.hero .eyebrow{color:rgba(255,255,255,.82)}

/* ---------- Botones ---------- */
.btn{
  --btn-bg:var(--ink-800); --btn-fg:#fff;
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.82rem 1.5rem;border:0;border-radius:100px;
  background:var(--btn-bg);color:var(--btn-fg);
  font-family:var(--font-display);font-size:.95rem;font-weight:600;letter-spacing:-.005em;
  text-decoration:none;cursor:pointer;overflow:hidden;isolation:isolate;
  transition:transform var(--dur-ui) var(--ease-out),box-shadow var(--dur-ui) var(--ease-out);
  box-shadow:var(--shadow-sm);
}
.btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none;
  transition:transform var(--dur-ui) var(--ease-out)}
.btn-lg{padding:1.02rem 1.9rem;font-size:1.02rem}
.btn-sm{padding:.6rem 1.15rem;font-size:.875rem}
.btn-block{width:100%}

.btn-primary{--btn-fg:#fff;background:var(--grad-brand);background-size:170% 100%;background-position:0% 50%;
  transition:transform var(--dur-ui) var(--ease-out),box-shadow var(--dur-ui) var(--ease-out),background-position var(--dur-slow) var(--ease-out)}
.btn-lime{--btn-bg:var(--lime-500);--btn-fg:#16250B}
.btn-ghost{--btn-bg:transparent;--btn-fg:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.34)}
.section-dark .btn-ghost{--btn-fg:#fff}

.btn:active{transform:translateY(1px) scale(.985)}

@media (hover:hover) and (pointer:fine){
  .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
  .btn:hover svg{transform:translateX(3px)}
  .btn-primary:hover{background-position:100% 50%}
  .btn-lime:hover{--btn-bg:var(--lime-600)}
  .btn-ghost:hover{box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.7)}
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:fixed;inset:0 0 auto;z-index:100;
  background:transparent;
  transition:background var(--dur-slow) var(--ease-out),box-shadow var(--dur-slow) var(--ease-out);
}
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:blur(14px) saturate(150%);backdrop-filter:blur(14px) saturate(150%);
  opacity:0;transition:opacity var(--dur-slow) var(--ease-out);
}
.site-header.is-stuck::before{opacity:1}
.site-header.is-stuck{box-shadow:0 1px 0 var(--line),0 8px 30px rgba(10,20,28,.07)}

.header-inner{display:flex;align-items:center;gap:1.25rem;padding:1.05rem 0;
  transition:padding var(--dur-slow) var(--ease-out)}
.site-header.is-stuck .header-inner{padding:.68rem 0}

.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;flex:none}
.brand-mark{width:42px;height:auto;
  transition:transform var(--dur-slow) var(--ease-out)}
.site-header.is-stuck .brand-mark{transform:scale(.9)}
.brand-text{display:flex;flex-direction:column;line-height:1.12;font-family:var(--font-display)}
.brand-text strong{font-size:1.02rem;font-weight:700;letter-spacing:-.02em;color:#fff;
  transition:color var(--dur-slow) var(--ease-out)}
.brand-text span{font-size:.775rem;font-weight:500;color:rgba(255,255,255,.72);letter-spacing:.02em;
  transition:color var(--dur-slow) var(--ease-out)}
.site-header.is-stuck .brand-text strong{color:var(--ink-800)}
.site-header.is-stuck .brand-text span{color:var(--ink-400)}
@media (max-width:420px){.brand-text{display:none}}

.nav-desktop{display:none;margin-left:auto;gap:.35rem}
@media (min-width:960px){.nav-desktop{display:flex}}
.nav-desktop a{
  position:relative;padding:.5rem .9rem;border-radius:100px;text-decoration:none;
  font-family:var(--font-display);font-size:.925rem;font-weight:500;
  color:rgba(255,255,255,.86);
  transition:color var(--dur-ui) var(--ease-out),background-color var(--dur-ui) var(--ease-out);
}
.site-header.is-stuck .nav-desktop a{color:var(--ink-600)}
.nav-desktop a::after{
  content:"";position:absolute;left:.9rem;right:.9rem;bottom:.34rem;height:2px;border-radius:2px;
  background:var(--grad-brand);
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur-slow) var(--ease-out);
}
.nav-desktop a.is-active::after{transform:scaleX(1)}
@media (hover:hover) and (pointer:fine){
  .nav-desktop a:hover{color:#fff;background:rgba(255,255,255,.12)}
  .site-header.is-stuck .nav-desktop a:hover{color:var(--ink-900);background:var(--paper-3)}
}

.nav-cta{display:none;margin-left:.5rem}
@media (min-width:960px){.nav-cta{display:inline-flex}}

/* barra de progreso de lectura */
.header-progress{
  position:absolute;left:0;bottom:0;height:2px;width:100%;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  opacity:0;transition:opacity var(--dur-ui) var(--ease-out);
}
.site-header.is-stuck .header-progress{opacity:1}

/* hamburguesa */
.burger{
  margin-left:auto;width:44px;height:44px;border:0;border-radius:12px;
  background:rgba(255,255,255,.14);display:grid;place-content:center;gap:5px;cursor:pointer;
  transition:background-color var(--dur-ui) var(--ease-out);
}
.site-header.is-stuck .burger{background:var(--paper-3)}
@media (min-width:960px){.burger{display:none}}
.burger span{
  display:block;width:20px;height:2px;border-radius:2px;background:#fff;
  transition:transform var(--dur-slow) var(--ease-out),opacity var(--dur-fast) var(--ease-out);
}
.site-header.is-stuck .burger span{background:var(--ink-800)}
.burger[aria-expanded="true"] span{background:var(--ink-800)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Menú móvil ---------- */
.mobile-menu{
  position:fixed;inset:0;z-index:99;background:var(--paper);
  padding:6.5rem 1.5rem 2.5rem;display:flex;flex-direction:column;
  opacity:0;transform:translateY(-8px);
  transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out);
}
.mobile-menu[hidden]{display:none}
.mobile-menu.is-open{opacity:1;transform:translateY(0)}
.mobile-menu nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.mobile-menu nav a{
  display:flex;align-items:baseline;gap:1rem;padding:1.15rem .25rem;
  border-bottom:1px solid var(--line);text-decoration:none;
  font-family:var(--font-display);font-size:1.62rem;font-weight:600;letter-spacing:-.025em;
  color:var(--ink-800);
  opacity:0;transform:translateY(14px);
  transition:opacity 420ms var(--ease-out),transform 420ms var(--ease-out);
}
.mobile-menu.is-open nav a{opacity:1;transform:translateY(0)}
.mobile-menu nav a span{
  font-size:.72rem;font-weight:600;letter-spacing:.14em;color:var(--cold-600);
  font-variant-numeric:tabular-nums;
}
.mobile-cta{
  margin-top:auto;
  opacity:0;transform:translateY(14px);
  transition:opacity 420ms var(--ease-out),transform 420ms var(--ease-out);
}
.mobile-menu.is-open .mobile-cta{opacity:1;transform:translateY(0);transition-delay:340ms}
body.menu-open{overflow:hidden}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  padding:7rem 0 7.5rem;overflow:hidden;isolation:isolate;
}
.hero-media{position:absolute;inset:0;z-index:-2;overflow:hidden}
.hero-img{
  width:100%;height:100%;object-fit:cover;
  transform:scale(1.12);
  animation:kenburns 26s var(--ease-in-out) infinite alternate;
  will-change:transform;
}
@keyframes kenburns{
  from{transform:scale(1.12) translate3d(0,0,0)}
  to{transform:scale(1.22) translate3d(-1.5%,-2%,0)}
}
.hero-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(10,20,28,.72) 0%,rgba(10,20,28,.52) 38%,rgba(10,20,28,.86) 100%),
    linear-gradient(105deg,rgba(18,85,143,.62) 0%,rgba(10,20,28,.18) 52%,rgba(232,84,42,.26) 100%);
}
/* orbes térmicos: movimiento decorativo lento, fuera del hilo principal */
.orb{
  position:absolute;border-radius:50%;filter:blur(72px);opacity:.5;pointer-events:none;
  will-change:transform;
}
.orb-cold{
  width:46vmax;height:46vmax;left:-14vmax;top:-16vmax;
  background:radial-gradient(circle,rgba(56,189,248,.85),transparent 68%);
  animation:drift-a 22s var(--ease-in-out) infinite alternate;
}
.orb-warm{
  width:38vmax;height:38vmax;right:-12vmax;bottom:-14vmax;
  background:radial-gradient(circle,rgba(240,130,30,.72),transparent 68%);
  animation:drift-b 26s var(--ease-in-out) infinite alternate;
}
@keyframes drift-a{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(7vmax,5vmax,0) scale(1.14)}}
@keyframes drift-b{from{transform:translate3d(0,0,0) scale(1.08)}to{transform:translate3d(-6vmax,-6vmax,0) scale(1)}}

.hero-inner{position:relative;color:#fff;max-width:60rem}
.hero-title{
  font-size:clamp(2.15rem,1.3rem + 4.3vw,5.1rem);font-weight:800;
  letter-spacing:-.035em;margin:0 0 1.5rem;
}
.hero-title .line{display:block;overflow:hidden}
.hero-title .line>span{
  display:block;
  transform:translateY(105%);
  transition:transform 760ms var(--ease-out);
}
.hero-title.is-in .line>span{transform:translateY(0)}
.hero-title .line:nth-child(1)>span{transition-delay:60ms}
.hero-title .line:nth-child(2)>span{transition-delay:135ms}
.hero-title .line:nth-child(3)>span{transition-delay:210ms}
.hero-title .line:nth-child(4)>span{transition-delay:285ms}

.hero-sub{font-size:clamp(1.06rem,1rem + .42vw,1.3rem);color:rgba(255,255,255,.86);max-width:37rem;margin-bottom:1.8rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-bottom:1.9rem}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .eyebrow{font-size:.72rem;letter-spacing:.12em}
}

.hero-chips{display:flex;flex-wrap:wrap;gap:.5rem}
.hero-chips li{
  padding:.44rem 1rem;border-radius:100px;
  background:rgba(255,255,255,.11);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.20);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  font-family:var(--font-display);font-size:.845rem;font-weight:500;color:rgba(255,255,255,.94);
}

.scroll-cue{
  position:absolute;left:50%;bottom:1.9rem;transform:translateX(-50%);
  z-index:2;text-decoration:none;
}
.scroll-cue-track{
  display:block;width:26px;height:42px;border-radius:100px;
  box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.42);position:relative;
}
.scroll-cue-dot{
  position:absolute;left:50%;top:8px;width:4px;height:8px;border-radius:2px;
  background:rgba(255,255,255,.9);margin-left:-2px;
  animation:cue 1.9s var(--ease-in-out) infinite;
}
@keyframes cue{0%{transform:translateY(0);opacity:0}30%{opacity:1}70%{transform:translateY(15px);opacity:0}100%{opacity:0}}
/* en viewports bajos no hay sitio: el indicador sobra */
@media (max-height:760px),(max-width:640px){.scroll-cue{display:none}}

/* ============================================================
   MARCAS / MARQUEE
   ============================================================ */
.brands{padding:2.6rem 0 .5rem;background:var(--paper)}
.brands-label{
  text-align:center;font-family:var(--font-display);font-size:.775rem;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--ink-300);margin-bottom:1.3rem;
}
.marquee{
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.marquee-track{
  display:flex;align-items:center;gap:2.1rem;width:max-content;
  animation:slide 34s linear infinite;
}
.marquee-track span{
  font-family:var(--font-display);font-size:clamp(1.05rem,.9rem + .6vw,1.5rem);
  font-weight:600;color:var(--ink-300);white-space:nowrap;letter-spacing:-.015em;
}
.marquee-track i{width:6px;height:6px;border-radius:50%;background:var(--grad-brand);flex:none;opacity:.6}
@keyframes slide{from{transform:translate3d(0,0,0)}to{transform:translate3d(-50%,0,0)}}

/* ============================================================
   SECCIONES
   ============================================================ */
.section{padding:clamp(4.5rem,3rem + 6vw,8rem) 0;position:relative}
.section-tint{background:var(--paper-2)}
.section-dark{background:var(--ink-800);color:#fff}
.section-dark h2{color:#fff}
.section-dark p{color:rgba(255,255,255,.76)}

.section-head{max-width:46rem;margin-bottom:clamp(2.5rem,1.5rem + 3vw,4rem)}
.section-lead{font-size:clamp(1.02rem,.98rem + .3vw,1.16rem);color:var(--ink-400);margin-top:1.1rem}
.section-dark .section-lead{color:rgba(255,255,255,.72)}

/* ---------- Tarjetas de servicio ---------- */
.cards{display:grid;gap:1.15rem;grid-template-columns:repeat(auto-fit,minmax(15.5rem,1fr))}
.card{
  position:relative;padding:2rem 1.7rem 1.8rem;border-radius:var(--radius-lg);
  background:var(--paper);box-shadow:inset 0 0 0 1px var(--line),var(--shadow-sm);
  overflow:hidden;isolation:isolate;
  transition:transform var(--dur-slow) var(--ease-out),box-shadow var(--dur-slow) var(--ease-out);
}
.card::before{
  content:"";position:absolute;inset:0;z-index:-1;background:var(--grad-soft);
  opacity:0;transition:opacity var(--dur-slow) var(--ease-out);
}
.card h3{margin-bottom:.6rem}
.card p{color:var(--ink-400);font-size:.965rem;margin:0}
.card-icon{
  width:52px;height:52px;border-radius:15px;display:grid;place-content:center;margin-bottom:1.25rem;
  background:var(--grad-brand);box-shadow:0 8px 20px rgba(27,110,181,.26);
  transition:transform var(--dur-slow) var(--ease-out);
}
.card-icon svg{width:26px;height:26px;fill:none;stroke:#fff;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.i-suelo{background:linear-gradient(100deg,var(--warm-500),var(--warm-600));box-shadow:0 8px 20px rgba(232,84,42,.26)}
.i-aire{background:linear-gradient(100deg,var(--cold-500),var(--cold-700));box-shadow:0 8px 20px rgba(18,85,143,.26)}
.i-acs{background:linear-gradient(100deg,var(--lime-500),var(--lime-600));box-shadow:0 8px 20px rgba(121,175,49,.26)}
@media (hover:hover) and (pointer:fine){
  .card:hover{transform:translateY(-6px);box-shadow:inset 0 0 0 1px transparent,var(--shadow-lg)}
  .card:hover::before{opacity:1}
  .card:hover .card-icon{transform:scale(1.07) rotate(-4deg)}
}

/* ---------- Flujo aerotermia ---------- */
.flow{display:grid;gap:2.5rem;align-items:center}
@media (min-width:940px){.flow{grid-template-columns:1fr 1fr;gap:4rem}}
.flow-steps{display:grid;gap:.6rem}
.flow-step{
  position:relative;padding:1.25rem 1.35rem 1.25rem 4.4rem;border-radius:var(--radius);
  background:rgba(255,255,255,.045);box-shadow:inset 0 0 0 1px var(--line-dark);
  transition:background-color var(--dur-slow) var(--ease-out);
}
.flow-num{
  position:absolute;left:1.35rem;top:1.3rem;
  font-family:var(--font-display);font-size:.8rem;font-weight:700;letter-spacing:.08em;
  color:var(--cold-500);font-variant-numeric:tabular-nums;
}
.flow-step h3{color:#fff;margin-bottom:.3rem;font-size:1.08rem}
.flow-step p{margin:0;font-size:.925rem;color:rgba(255,255,255,.66)}
@media (hover:hover) and (pointer:fine){
  .flow-step:hover{background:rgba(255,255,255,.085)}
}

.flow-viz{
  border-radius:var(--radius-lg);padding:1.6rem;
  background:rgba(255,255,255,.04);box-shadow:inset 0 0 0 1px var(--line-dark);
}
.flow-svg{width:100%;height:auto;display:block}
.pipe{fill:none;stroke-width:3.5;stroke-linecap:round;opacity:.9}
.viz-box{fill:none;stroke:rgba(255,255,255,.34);stroke-width:2}
.viz-core{stroke:rgba(255,255,255,.6);stroke-width:2.5}
.flow-legend{display:flex;gap:1.4rem;justify-content:center;margin-top:1.1rem;
  font-size:.82rem;color:rgba(255,255,255,.66);font-family:var(--font-display);font-weight:500}
.flow-legend span{display:inline-flex;align-items:center;gap:.45rem}
.flow-legend i{width:9px;height:9px;border-radius:50%;flex:none}
.dot-cold{background:var(--cold-500)}
.dot-warm{background:var(--warm-500)}

/* ---------- Split ---------- */
.split{display:grid;gap:2.8rem;align-items:center}
@media (min-width:940px){
  .split{grid-template-columns:1fr 1fr;gap:4.5rem}
  .split-rev .split-body{order:-1}
}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:visible}
.split-media img{
  border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  background:var(--paper);
}
.split-badge{
  position:absolute;right:-.75rem;bottom:-1.1rem;
  width:84px;height:84px;border-radius:22px;background:var(--paper);
  display:grid;place-content:center;padding:.9rem;
  box-shadow:var(--shadow-md),inset 0 0 0 1px var(--line);
}
.split-badge img{width:100%;box-shadow:none;border-radius:0}
.split-body h2{margin-bottom:1.2rem}
.split-body p{color:var(--ink-400)}
.section-dark .split-body p{color:rgba(255,255,255,.72)}
.split-body .btn{margin-top:.7rem}

/* ---------- Ventajas ---------- */
.virtues{display:grid;gap:.9rem;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr))}
.virtue{
  position:relative;padding:1.5rem 1.4rem 1.5rem 3.2rem;border-radius:var(--radius);
  background:var(--paper);box-shadow:inset 0 0 0 1px var(--line);
  transition:transform var(--dur-slow) var(--ease-out),box-shadow var(--dur-slow) var(--ease-out);
}
.virtue::before{
  content:"";position:absolute;left:1.4rem;top:1.85rem;
  width:10px;height:10px;border-radius:50%;background:var(--grad-brand);
}
.virtue b{display:block;font-family:var(--font-display);font-size:1.06rem;font-weight:600;margin-bottom:.16rem}
.virtue span{font-size:.92rem;color:var(--ink-400)}
@media (hover:hover) and (pointer:fine){
  .virtue:hover{transform:translateY(-4px);box-shadow:inset 0 0 0 1px var(--line),var(--shadow-md)}
}

/* ---------- Galería ---------- */
.gallery{display:grid;gap:1.1rem;grid-template-columns:1fr;align-items:start}
@media (min-width:700px){.gallery{grid-template-columns:repeat(2,1fr)}}
.shot{aspect-ratio:3/2}
.shot-tall{aspect-ratio:4/5}
.shot{
  position:relative;margin:0;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--ink-700);box-shadow:var(--shadow-md);isolation:isolate;
}
.shot img{
  width:100%;height:100%;object-fit:cover;
  transition:transform 780ms var(--ease-out);
}
.shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 42%,rgba(10,20,28,.86) 100%);
  opacity:.9;transition:opacity var(--dur-slow) var(--ease-out);
}
.shot figcaption{
  position:absolute;left:1.25rem;right:1.25rem;bottom:1.1rem;z-index:2;color:#fff;
  transform:translateY(6px);opacity:.94;
  transition:transform var(--dur-slow) var(--ease-out),opacity var(--dur-slow) var(--ease-out);
}
.shot figcaption b{display:block;font-family:var(--font-display);font-size:1.02rem;font-weight:600}
.shot figcaption span{font-size:.85rem;color:rgba(255,255,255,.74)}
@media (hover:hover) and (pointer:fine){
  .shot:hover img{transform:scale(1.06)}
  .shot:hover figcaption{transform:translateY(0);opacity:1}
}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;padding:clamp(4.5rem,3rem + 6vw,7.5rem) 0;
  overflow:hidden;isolation:isolate;color:#fff;text-align:center;
}
.cta-media{position:absolute;inset:0;z-index:-2}
.cta-media img{width:100%;height:100%;object-fit:cover}
.cta-band::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,20,28,.80),rgba(10,20,28,.66)),
             linear-gradient(105deg,rgba(18,85,143,.72),rgba(232,84,42,.42));
}
.cta-inner{max-width:44rem;margin-inline:auto}
.cta-inner h2{margin-bottom:1.1rem}
.cta-inner p{color:rgba(255,255,255,.84);margin-bottom:2rem}

/* ---------- Contacto ---------- */
.contact-list{display:grid;gap:1rem;margin-top:2rem}
.contact-list li{display:flex;gap:.95rem;align-items:flex-start}
.ci{
  width:42px;height:42px;flex:none;border-radius:12px;display:grid;place-content:center;
  background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px var(--line-dark);
}
.ci svg{width:20px;height:20px;fill:none;stroke:var(--cold-500);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.contact-list b{display:block;font-family:var(--font-display);font-size:.78rem;font-weight:600;
  letter-spacing:.11em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:.1rem}
.contact-list a,.contact-list div>span{color:#fff;text-decoration:none;font-size:1.04rem;
  transition:color var(--dur-ui) var(--ease-out)}
@media (hover:hover) and (pointer:fine){.contact-list a:hover{color:var(--cold-500)}}

/* ---------- Formulario ---------- */
.form{
  padding:1.9rem;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.045);box-shadow:inset 0 0 0 1px var(--line-dark);
  display:grid;gap:1rem;
}
.field{position:relative}
.field input,.field textarea,.field select{
  width:100%;padding:1.5rem .95rem .62rem;border:0;border-radius:13px;
  background:rgba(255,255,255,.07);color:#fff;
  font-family:var(--font-body);font-size:1rem;
  box-shadow:inset 0 0 0 1.5px var(--line-dark);
  transition:box-shadow var(--dur-ui) var(--ease-out),background-color var(--dur-ui) var(--ease-out);
}
.field textarea{resize:vertical;min-height:7rem;padding-top:1.6rem}
.field select{padding-top:1.5rem;appearance:none;cursor:pointer}
.field select option{background:var(--ink-700);color:#fff}
.field label{
  position:absolute;left:.95rem;top:1.02rem;pointer-events:none;
  font-size:1rem;color:rgba(255,255,255,.52);
  transform-origin:left top;
  transition:transform var(--dur-ui) var(--ease-out),color var(--dur-ui) var(--ease-out);
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;background:rgba(255,255,255,.1);
  box-shadow:inset 0 0 0 1.5px var(--cold-500);
}
.field input:focus+label,.field textarea:focus+label,
.field input:not(:placeholder-shown)+label,.field textarea:not(:placeholder-shown)+label,
.field .lbl-static{
  transform:translateY(-.72rem) scale(.76);color:var(--cold-500);
}
.field .lbl-static{color:rgba(255,255,255,.52)}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{
  box-shadow:inset 0 0 0 1.5px var(--warm-600);
}
.form-note{margin:0;font-size:.9rem;color:rgba(255,255,255,.64);min-height:1.3rem}
.form-note.is-ok{color:var(--lime-500)}
.form-note.is-err{color:#FCA5A5}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.7);padding:3.5rem 0 1.8rem}
.footer-inner{display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between;align-items:flex-start}
.footer-brand{display:flex;gap:.9rem;align-items:flex-start;max-width:23rem}
.footer-brand img{width:44px;flex:none}
.footer-brand p{margin:0;font-size:.94rem;line-height:1.6}
.footer-brand strong{color:#fff;font-family:var(--font-display);font-size:1.02rem}
.footer-nav{display:flex;flex-wrap:wrap;gap:.35rem 1.4rem}
.footer-nav a{
  text-decoration:none;font-size:.94rem;
  transition:color var(--dur-ui) var(--ease-out);
}
@media (hover:hover) and (pointer:fine){.footer-nav a:hover{color:#fff}}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between;
  margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--line-dark);
  font-size:.86rem;color:rgba(255,255,255,.45);
}
.footer-bottom p{margin:0}
.footer-bottom a{text-decoration:none;transition:color var(--dur-ui) var(--ease-out)}
@media (hover:hover) and (pointer:fine){.footer-bottom a:hover{color:#fff}}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal{
  opacity:0;transform:translateY(22px);
  transition:opacity var(--dur-reveal) var(--ease-out),transform var(--dur-reveal) var(--ease-out);
}
.reveal.is-in{opacity:1;transform:translateY(0)}
.reveal[data-delay="1"]{transition-delay:70ms}
.reveal[data-delay="2"]{transition-delay:140ms}
.reveal[data-delay="3"]{transition-delay:210ms}
.reveal[data-delay="4"]{transition-delay:280ms}
.reveal[data-delay="5"]{transition-delay:350ms}

/* ============================================================
   MOVIMIENTO REDUCIDO
   Se conservan opacidad y color; se elimina el desplazamiento.
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-img{animation:none;transform:scale(1.04)}
  .orb{animation:none}
  .marquee-track{animation:none;transform:none}
  .scroll-cue-dot{animation:none;opacity:.9}
  .spark{display:none}
  .reveal{transform:none;transition:opacity 320ms var(--ease-out)}
  .reveal.is-in{transform:none}
  .hero-title .line>span{transform:none;opacity:0;transition:opacity 380ms var(--ease-out)}
  .hero-title.is-in .line>span{opacity:1}
  .mobile-menu,.mobile-menu nav a,.mobile-cta{transform:none}
  .shot img,.card,.virtue,.btn{transition-property:opacity,box-shadow,background-color,color}
  .card:hover,.virtue:hover,.btn:hover,.shot:hover img{transform:none}
}

/* etiquetas del diagrama de aerotermia */
.viz-label{
  fill:rgba(255,255,255,.62);font-family:var(--font-display);
  font-size:11px;font-weight:500;letter-spacing:.02em;
}