/* ============================================================
   INOVEX — Sitio v3 · Hoja de estilos compartida
   Tokens: direccion_arte.md §1  ·  Componentes: ui_componentes.md
   v3: elevacion_diseno_v3.md + auditoria_ux_v3.md
   ============================================================ */

:root{
  /* ---------- Color · base oscura ---------- */
  --ink-900:#141619;
  --ink-800:#1B1E23;
  --ink-700:#262A30;
  --ink-600:#2A2F36;
  --ink-550:#31373F;
  --ink-500:#3A414B;

  /* ---------- Color · marca (acentos, glows, bordes — NO rellenos de texto) ---------- */
  --blue-500:#2080E0;
  --blue-400:#4A9BEA;
  --blue-600:#1666B8;
  --blue-soft:#7DB8F2;
  --green-500:#1E8A4C;
  --green-400:#27A65E;
  --green-600:#166B3A;
  --purple-500:#5B2D8E;
  --purple-400:#7A46B0;
  /* PENDIENTE: HEX oficial del rojo INOVEX FIRE. #E23B2E es provisional. */
  --red-500:#E23B2E;
  --red-400:#F0574A;
  --red-600:#C22C21;

  /* ---------- v3 · Tokens de interacción (contraste AA ≥4.5:1 con texto blanco) ----------
     Los tokens de marca de arriba se conservan para kickers, glows, bordes y
     acentos no textuales. Estos se usan SOLO en rellenos de control y estados. */
  --action-blue:#1D77D1;          /* 4.55 con #fff */
  --action-blue-2:#1A6EC2;        /* 5.18 */
  --action-blue-3:#1663B0;        /* 6.09 */
  --action-blue-hover:#1666B8;    /* 5.79 — el hover OSCURECE, no aclara */
  --action-blue-hover-2:#145EA8;  /* 6.57 */
  --action-blue-hover-3:#12538F;  /* 7.90 */
  --action-green:#1D864A;         /* 4.60 con #fff */
  --action-green-2:#1A7A43;       /* 5.37 */
  --action-green-3:#17703D;       /* 6.14 */
  --action-green-hover:#166B3A;   /* 6.57 */
  --action-green-hover-2:#135F33; /* 7.74 */
  --state-green:#5BD98A;          /* 6.71 sobre card — texto/borde "Agregado" */
  --state-error:#FF9086;          /* 5.48 sobre card — errores de formulario */
  --kicker-blue:#7DB8F2;          /* 5.72 card · 7.97 página */
  --kicker-eco:#5BD98A;
  --kicker-fire:#FF9086;
  --kicker-purple:#BFA0E6;        /* 5.37 card · 7.47 página */

  /* ---------- Código de color de absorbentes ---------- */
  --code-oil:#EDEFF2;
  --code-uni:#9AA3AD;
  --code-haz:#F2C230;

  /* ---------- Texto ---------- */
  --white:#FFFFFF;
  --text:#FFFFFF;
  --text-support:#C7CDD6;
  --text-muted:#949CA8;
  --text-muted-card:#A6AEB9;

  /* ---------- Bordes / líneas ---------- */
  --border-hairline:rgba(255,255,255,.09);
  --border-hairline-strong:rgba(255,255,255,.14);
  /* Límite de control: WCAG 1.4.11 pide ≥3:1 (se cumple con .38 / .42) */
  --border-control:rgba(255,255,255,.46);
  --border-control-strong:rgba(255,255,255,.52);
  --border-ghost:rgba(255,255,255,.42);
  --focus-ring:0 0 0 3px rgba(125,184,242,.9);
  --focus-ring-soft:0 0 0 3px rgba(125,184,242,.9);

  /* ---------- Gradientes ---------- */
  --grad-bg:linear-gradient(157deg,#262A30 0%,#1B1E23 55%,#141619 100%);
  --grad-brand:linear-gradient(90deg,#2080E0 0%,#1E8A4C 100%);       /* decorativo (barras, reglas) */
  --grad-action:linear-gradient(90deg,#1D77D1 0%,#1D864A 100%);      /* con texto blanco encima */
  --grad-brand-soft:linear-gradient(90deg,rgba(32,128,224,.16),rgba(30,138,76,.16));
  --grad-cta:linear-gradient(120deg,rgba(32,128,224,.22),rgba(30,138,76,.16) 60%,rgba(91,45,142,.18));
  --grad-cta-eco:linear-gradient(120deg,rgba(30,138,76,.24),rgba(39,166,94,.16) 60%,rgba(32,128,224,.14));
  /* En uso por las 4 fichas de producto/ de INOVEX FIRE (no es CSS muerto) */
  --grad-cta-fire:linear-gradient(120deg,rgba(226,59,46,.22),rgba(240,87,74,.14) 60%,rgba(91,45,142,.14));

  /* ---------- Radios ---------- */
  --r-pill:999px;
  --r-card:28px;
  --r-card-sm:22px;
  --r-media:24px;
  --r-input:16px;
  --r-chip:999px;
  --r-sm:12px;

  /* ---------- Sombras ---------- */
  --shadow-1:0 2px 6px rgba(0,0,0,.24), 0 10px 26px rgba(0,0,0,.28);
  --shadow-2:0 10px 24px rgba(0,0,0,.34), 0 24px 54px rgba(0,0,0,.42);
  --shadow-3:0 28px 64px rgba(0,0,0,.52);
  --shadow-product:drop-shadow(0 26px 42px rgba(0,0,0,.5));
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.05);
  --shadow-blue:0 8px 24px -6px rgba(32,128,224,.45);

  /* ---------- v3 · Superficie y materia ---------- */
  --surface-card:linear-gradient(168deg,#343A43 0%,#2C3138 46%,#272C33 100%);
  --surface-card-hi:linear-gradient(168deg,#3A414B 0%,#31373F 46%,#2B3037 100%);
  --hairline-top:inset 0 1px 0 rgba(255,255,255,.11);
  --hairline-bottom:inset 0 -1px 0 rgba(0,0,0,.35);
  --card-pad:clamp(20px,2.2vw,32px);
  --noise-opacity:.035;

  /* ---------- v3 · Acento dominante por página (se sobreescribe en <body>) ---------- */
  --page-accent:32,128,224;
  --page-accent-2:30,138,76;

  /* ---------- Glows ---------- */
  --glow-blue:radial-gradient(closest-side, rgba(32,128,224,.40), rgba(32,128,224,0) 72%);
  --glow-eco:radial-gradient(closest-side, rgba(30,138,76,.42), rgba(30,138,76,0) 72%);
  --glow-fire:radial-gradient(closest-side, rgba(226,59,46,.40), rgba(226,59,46,0) 72%);
  --glow-purple:radial-gradient(closest-side, rgba(91,45,142,.38), rgba(91,45,142,0) 72%);
  --glow-neutral:radial-gradient(closest-side, rgba(199,205,214,.16), rgba(199,205,214,0) 72%);

  /* ---------- Espaciado ---------- */
  --s-1:4px; --s-2:8px; --s-3:12px; --s-4:16px; --s-5:24px;
  --s-6:32px; --s-7:48px; --s-8:64px; --s-9:96px; --s-10:128px;
  --section-y:clamp(44px,6vw,80px);
  --gutter:clamp(20px,5vw,64px);

  /* ---------- Contenedores ---------- */
  --container:1200px;
  --container-wide:1360px;
  --container-narrow:820px;

  /* ---------- Tipografía ---------- */
  --ff-head:'Poppins',system-ui,sans-serif;
  --ff-body:'Lato',system-ui,sans-serif;
  --fs-display:clamp(2.5rem,5vw + 1rem,4.5rem);
  --fs-h1:clamp(2rem,3.4vw + 1rem,3.25rem);
  --fs-h2:clamp(1.6rem,2.2vw + .8rem,2.4rem);
  --fs-h3:clamp(1.25rem,1.1vw + .8rem,1.6rem);
  --fs-h4:1.0625rem;
  --fs-lead:clamp(1.1rem,.6vw + 1rem,1.35rem);
  --fs-body:1.0625rem;
  --fs-small:.9375rem;
  --fs-label:.8125rem;
  --lh-tight:1.08; --lh-head:1.15; --lh-body:1.6; --lh-display:1.04;
  --tracking-kicker:.14em; --tracking-head:-.01em;
  /* v3 · tracking que crece con la escala */
  --tracking-display:-.028em;
  --tracking-h1:-.022em;
  --tracking-h2:-.016em;
  --tracking-h3:-.008em;
  --tracking-ui:0em;

  /* ---------- Motion ---------- */
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --dur-fast:.16s; --dur:.25s; --dur-slow:.6s;

  /* ---------- Layout ---------- */
  --header-h:74px;
  --header-h-scrolled:64px;
  --brandbar-h:4px;
  --header-total:calc(var(--header-h) + var(--brandbar-h));
  --hero-media-h:clamp(320px,44vw,560px);
  --z-header:100; --z-drawer:200; --z-toast:300;
}

/* ============================================================
   Reset / base
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  position:relative;
  margin:0;
  font-family:var(--ff-body);
  font-size:var(--fs-body);
  line-height:var(--lh-body);
  color:var(--text-support);
  background:var(--ink-900);
  min-height:100%;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;}
button{font:inherit;}
h1,h2,h3,h4{
  font-family:var(--ff-head);
  color:var(--text);
  line-height:var(--lh-head);
  letter-spacing:var(--tracking-h3);
  margin:0;
  text-wrap:balance;
}
p{margin:0;}
p,li{text-wrap:pretty;}
ul{margin:0;padding:0;list-style:none;}

/* ---------- Fondo en capas (fijo) ---------- */
body::before{
  content:""; position:fixed; inset:0; z-index:-2;
  background:
    radial-gradient(1100px 760px at 84% -12%, rgba(var(--page-accent),.17), transparent 62%),
    radial-gradient(900px 700px at 6% 108%, rgba(var(--page-accent-2),.10), transparent 64%),
    var(--grad-bg);
}
body::after{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    repeating-linear-gradient(135deg, rgba(32,128,224,.05) 0 1.5px, transparent 1.5px 108px),
    repeating-linear-gradient(135deg, rgba(30,138,76,.045) 54px 55.5px, transparent 55.5px 150px);
  -webkit-mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.55) 60%, rgba(0,0,0,.85));
  mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.55) 60%, rgba(0,0,0,.85));
}
/* Capa de grano: da materia al negro y mata el bandeo del degradado.
   Es ella misma position:fixed — no es un contenedor que dependa de su contenido. */
.grain{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  opacity:var(--noise-opacity);mix-blend-mode:overlay;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:180px 180px;
}

.brandbar{height:4px;background:var(--grad-brand);}

/* skip link */
.skip-link{position:absolute;left:-999px;top:0;background:var(--action-blue);color:#fff;
  padding:.6em 1em;border-radius:0 0 var(--r-sm) 0;z-index:calc(var(--z-header) + 10);}
.skip-link:focus{left:0;}

/* ============================================================
   Layout utilitario
   ============================================================ */
.container{width:min(100% - var(--gutter)*2,var(--container));margin-inline:auto;}
.container--wide{width:min(100% - var(--gutter)*2,var(--container-wide));margin-inline:auto;}
.container--narrow{width:min(100% - var(--gutter)*2,var(--container-narrow));margin-inline:auto;}
section{padding-block:var(--section-y);}
.grid{display:grid;gap:var(--s-6);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* Banda de sección: se separa por LUZ, no por un rectángulo teñido.
   Entra y sale por degradado — cero cantos rectos sobre el fondo oscuro. */
.section-tint{position:relative;isolation:isolate;}
.section-tint::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(var(--page-accent),.13), transparent 68%),
    linear-gradient(180deg, rgba(255,255,255,.030), rgba(255,255,255,.012) 42%, rgba(255,255,255,0));
  -webkit-mask-image:linear-gradient(180deg,transparent 0,#000 12%,#000 88%,transparent 100%);
  mask-image:linear-gradient(180deg,transparent 0,#000 12%,#000 88%,transparent 100%);
}
.section-tint::after{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;z-index:-1;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.16) 22%,rgba(255,255,255,.16) 78%,transparent);
}

/* ============================================================
   Tipografía · helpers
   ============================================================ */
.kicker{font-family:var(--ff-head);font-weight:700;font-size:var(--fs-label);
  letter-spacing:var(--tracking-kicker);text-transform:uppercase;color:var(--kicker-blue);
  display:inline-flex;align-items:center;gap:.5em;}
.kicker::before{content:"";width:22px;height:2px;background:var(--grad-brand);border-radius:2px;}
.kicker.--eco{color:var(--kicker-eco);}
.kicker.--fire{color:var(--kicker-fire);}
.kicker.--purple{color:var(--kicker-purple);}

/* Encabezado de sección: título y lead con medidas distintas */
.sec-head{max-width:none;margin-inline:auto;text-align:center;display:grid;gap:var(--s-4);
  margin-bottom:var(--s-7);justify-items:center;}
.sec-head h2{font-size:var(--fs-h2);font-weight:800;letter-spacing:var(--tracking-h2);max-width:22ch;}
.sec-head .lead{font-size:var(--fs-lead);color:var(--text-support);max-width:58ch;}
.sec-head.--left{text-align:left;justify-items:start;margin-inline:0;}

.lead{font-size:var(--fs-lead);color:var(--text-support);line-height:1.45;}
.muted{color:var(--text-muted);font-size:var(--fs-small);}
/* Texto atenuado dentro de cards: sube el contraste a ≥4.5:1 sobre #31373F */
.card .muted{color:var(--text-muted-card);}
.measure{max-width:66ch;}

/* Cifras tabulares donde hay datos comparables */
.band__list,.spec-row__value,.footer__contact,.cta-block__contact,.cart-item__name{
  font-variant-numeric:tabular-nums;
}

/* Solo para lectores de pantalla (jerarquía de encabezados) */
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0;}

/* Foco visible uniforme en todo lo enfocable */
a:focus-visible,button:focus-visible,summary:focus-visible,
[tabindex]:focus-visible{outline:none;box-shadow:var(--focus-ring-soft);border-radius:var(--r-sm);}

/* ============================================================
   Botones
   ============================================================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  font-family:var(--ff-head);font-weight:700;font-size:1rem;line-height:1;
  border-radius:var(--r-pill);padding:.9em 1.5em;cursor:pointer;min-height:48px;
  border:1.5px solid transparent;text-decoration:none;
  transition:transform var(--dur-fast) var(--ease),filter var(--dur-fast),
    background var(--dur),box-shadow var(--dur),border-color var(--dur);}
.btn:active{transform:translateY(1px);}
/* El foco COMPONE con la elevación, no la reemplaza */
.btn:focus-visible{outline:none;box-shadow:var(--focus-ring-soft),0 8px 20px rgba(0,0,0,.3);}
.btn svg{width:20px;height:20px;flex:0 0 auto;transition:transform var(--dur) var(--ease);}
.btn:hover svg{transform:translateX(3px);}

.btn--primary{
  background:linear-gradient(180deg,var(--action-blue) 0%,var(--action-blue-2) 55%,var(--action-blue-3) 100%);
  color:#fff;border-color:rgba(255,255,255,.16);
  box-shadow:0 8px 20px rgba(32,128,224,.30), inset 0 1px 0 rgba(255,255,255,.24);}
.btn--primary:hover{
  background:linear-gradient(180deg,var(--action-blue-hover) 0%,var(--action-blue-hover-2) 55%,var(--action-blue-hover-3) 100%);
  box-shadow:0 14px 30px rgba(32,128,224,.40), inset 0 1px 0 rgba(255,255,255,.30);
  transform:translateY(-2px);}
.btn--primary:focus-visible{box-shadow:var(--focus-ring-soft),0 8px 20px rgba(32,128,224,.30);}

.btn--ghost{background:transparent;color:#fff;border-color:var(--border-ghost);}
.btn--ghost:hover{border-color:rgba(255,255,255,.62);background:rgba(255,255,255,.06);transform:translateY(-2px);}

.btn--brand{background:var(--grad-action);color:#fff;border-color:rgba(255,255,255,.18);
  box-shadow:0 10px 26px rgba(28,110,150,.34), inset 0 1px 0 rgba(255,255,255,.26);}
.btn--brand:hover{
  background:linear-gradient(90deg,var(--action-blue-hover) 0%,var(--action-green-hover) 100%);
  transform:translateY(-2px);box-shadow:0 14px 32px rgba(28,110,150,.42), inset 0 1px 0 rgba(255,255,255,.30);}

/* Agregar a cotización */
.btn-add{display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--ff-head);font-weight:700;font-size:.9375rem;line-height:1;
  min-height:44px;padding:.7em 1.15em;border-radius:var(--r-pill);cursor:pointer;
  color:#fff;border:1.5px solid transparent;
  background:linear-gradient(180deg,var(--action-green) 0%,var(--action-green-2) 55%,var(--action-green-3) 100%);
  box-shadow:0 6px 16px rgba(30,138,76,.28), inset 0 1px 0 rgba(255,255,255,.20);
  transition:background var(--dur),border-color var(--dur),color var(--dur),
    box-shadow var(--dur),transform var(--dur-fast) var(--ease);}
.btn-add svg{width:18px;height:18px;stroke:currentColor;flex:0 0 auto;}
.btn-add:hover{
  background:linear-gradient(180deg,var(--action-green-hover) 0%,var(--action-green-hover-2) 100%);
  transform:translateY(-2px);box-shadow:0 10px 22px rgba(30,138,76,.34), inset 0 1px 0 rgba(255,255,255,.24);}
.btn-add:active{transform:translateY(0);}
.btn-add:focus-visible{outline:none;box-shadow:var(--focus-ring-soft),var(--shadow-1);}
.btn-add.is-added{background:transparent;border-color:var(--state-green);color:var(--state-green);box-shadow:none;}
.btn--block{width:100%;}

/* ============================================================
   Chips
   ============================================================ */
.code-chip{display:inline-flex;align-items:center;gap:.5em;font-family:var(--ff-head);font-weight:600;
  font-size:var(--fs-small);color:var(--text-support);
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--border-hairline-strong);border-radius:var(--r-chip);padding:.42em .9em;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07);}
.code-chip i{width:12px;height:12px;border-radius:50%;background:var(--c,#fff);
  box-shadow:0 0 0 3px rgba(255,255,255,.07),0 1px 3px rgba(0,0,0,.5);}
.chips{display:flex;flex-wrap:wrap;gap:var(--s-2);}
.chips-label{font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);
  color:var(--text-muted-card);margin-bottom:var(--s-1);}

.tag-chip{display:inline-flex;align-items:center;gap:.5em;font-family:var(--ff-head);font-weight:600;
  font-size:var(--fs-small);color:var(--text-support);
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--border-hairline);border-radius:var(--r-chip);padding:.55em 1.1em;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07);
  transition:border-color var(--dur),background var(--dur),transform var(--dur-fast) var(--ease);}
.tag-chip:hover{border-color:var(--border-hairline-strong);transform:translateY(-1px);}

/* ============================================================
   Íconos (badge contenedor)
   ============================================================ */
.ico{--c:var(--blue-500);width:44px;height:44px;display:grid;place-items:center;
  border-radius:var(--r-pill);
  background:color-mix(in srgb,var(--c) 20%,transparent);
  border:1.5px solid color-mix(in srgb,var(--c) 55%,transparent);
  flex:0 0 auto;}
.ico svg{width:58%;height:58%;display:block;stroke:#fff;}
.ico--blue{--c:var(--blue-500);}
.ico--green{--c:var(--green-500);}
.ico--purple{--c:var(--purple-500);}
.ico--fire{--c:var(--red-500);}
.ico--neutral{--c:var(--text-muted);}
.ico--lg{width:56px;height:56px;}

/* ============================================================
   Sistema de profundidad
   ============================================================ */
.product-media{position:relative;display:grid;place-items:center;isolation:isolate;aspect-ratio:4/3;}
.product-media .glow{
  position:absolute;left:50%;top:53%;transform:translate(-50%,-50%);
  width:78%;aspect-ratio:1/1;border-radius:50%;
  background:var(--glow-blue);filter:blur(14px);z-index:0;pointer-events:none;
  transition:filter var(--dur) var(--ease),transform var(--dur) var(--ease);}
/* scale-down = contain cuando la imagen es mayor que la caja y none cuando es menor:
   ningún PNG se amplía por encima de su resolución natural. */
.product-media img{position:absolute;inset:0;z-index:1;filter:var(--shadow-product);
  width:100%;height:100%;object-fit:scale-down;padding:5%;box-sizing:border-box;
  transition:transform var(--dur) var(--ease);}
.product-media.--eco .glow{background:var(--glow-eco);}
.product-media.--fire .glow{background:var(--glow-fire);}
.product-media.--purple .glow{background:var(--glow-purple);}
.product-media.--neutral .glow{background:var(--glow-neutral);}

/* Jerarquía de glows: el halo completo se reserva para heroes y bandas */
.grid-3 .product-media .glow{width:70%;opacity:.82;}
.grid-4 .product-media .glow{width:62%;opacity:.7;filter:blur(11px);}
.grid-3 > *:nth-child(3n+2) .glow,
.grid-4 > *:nth-child(4n+3) .glow{transform:translate(-50%,-50%) scale(1.08);opacity:.62;}

.media-frame{border-radius:var(--r-media);overflow:hidden;border:1px solid var(--border-hairline);
  box-shadow:var(--shadow-2);position:relative;}
.media-frame img{display:block;width:100%;height:100%;object-fit:cover;}
.media-frame::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 80px rgba(0,0,0,.35);pointer-events:none;}

/* ============================================================
   Cards
   ============================================================ */
.card{background:var(--surface-card);
  border:1px solid var(--border-hairline);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1),var(--hairline-top),var(--hairline-bottom);
  padding:var(--card-pad);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease),background var(--dur) var(--ease);}
/* Solo se levantan las cards que SON interactivas — sin afordancias mentirosas */
.product-card:hover,
a.card:hover,
.card:has(a:hover),
.card:has(button:hover),
.card:focus-within{
  transform:translateY(-6px);
  background:var(--surface-card-hi);
  box-shadow:var(--shadow-2),var(--hairline-top),var(--hairline-bottom);
  border-color:var(--border-hairline-strong);}
.product-card:hover .glow,.card:has(a:hover) .glow{filter:blur(18px);transform:translate(-50%,-53%) scale(1.06);}
.product-card:hover .product-media img{transform:translateY(-4px);}
@supports not (selector(:has(a))){
  .card:hover{transform:none;}
  .product-card:hover{transform:translateY(-6px);}
}

.card__title{font-size:var(--fs-h3);font-weight:700;color:var(--text);margin-bottom:var(--s-2);
  letter-spacing:var(--tracking-ui);}

/* Card de producto (catálogo) — el CTA de toda la fila cae en la misma línea base */
.product-card{display:flex;flex-direction:column;gap:var(--s-4);text-align:left;height:100%;}
.product-card .product-media{aspect-ratio:4/3;margin-bottom:var(--s-2);flex:0 0 auto;}
.product-card__body{display:flex;flex-direction:column;gap:var(--s-3);flex:1 1 auto;}
.product-card h3{font-size:var(--fs-h3);font-weight:700;letter-spacing:var(--tracking-ui);}
.product-card h4{font-size:var(--fs-h4);font-weight:700;letter-spacing:var(--tracking-ui);}
.product-card .btn-add{margin-top:auto;align-self:flex-start;}
.product-card .btn-add + .detail-link{margin-top:var(--s-2);}

/* Cards densas: título más contenido y caja de medios cuadrada */
.grid-4 .card h3,.grid-4 .card__title{font-size:var(--fs-h4);font-weight:700;}
.grid-4 .product-card .product-media{aspect-ratio:1/1;}

/* Card con acento por color — el acento arranca dentro del radio: cero cuña */
.card--accent{position:relative;overflow:hidden;}
.card--accent::before{
  content:"";position:absolute;top:0;left:12%;right:12%;height:3px;border-radius:0 0 3px 3px;
  background:linear-gradient(90deg,transparent,var(--accent,var(--blue-500)) 18%,
             var(--accent,var(--blue-500)) 82%,transparent);
  opacity:.9;pointer-events:none;}

/* Feature card (ícono + texto) */
.feature{display:grid;gap:var(--s-3);}
.feature h3{font-size:var(--fs-h3);font-weight:700;letter-spacing:var(--tracking-ui);}
.feature p{color:var(--text-support);}

/* Mini-card de línea (home) */
.mini-line{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;
  gap:var(--s-2) var(--s-4);align-items:center;text-decoration:none;color:inherit;}
.mini-line .ico{grid-row:1 / 3;}
.mini-line h3{font-size:var(--fs-h4);font-weight:700;letter-spacing:var(--tracking-ui);}
.mini-line p{margin:0;color:var(--text-muted-card);font-size:var(--fs-small);}

/* Subtítulo de grupo dentro de una sección */
.subhead{display:flex;align-items:center;gap:var(--s-4);margin-bottom:var(--s-5);}
.subhead h3{font-family:var(--ff-head);font-weight:700;font-size:var(--fs-h3);color:var(--text);
  letter-spacing:var(--tracking-ui);white-space:nowrap;}
.subhead::after{content:"";flex:1;height:1px;
  background:linear-gradient(90deg,var(--border-hairline-strong),transparent);}

/* ============================================================
   Header · Nav
   ============================================================ */
.site-header{position:sticky;top:0;z-index:var(--z-header);
  background:rgba(20,22,25,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background var(--dur),box-shadow var(--dur),border-color var(--dur);}
.site-header .brandbar{width:100%;}
.header__inner{display:flex;align-items:center;gap:var(--s-5);
  height:var(--header-h);transition:height var(--dur) var(--ease);}
.site-header.scrolled{
  background:rgba(20,22,25,.88);
  backdrop-filter:blur(14px) saturate(1.25);-webkit-backdrop-filter:blur(14px) saturate(1.25);
  border-bottom-color:var(--border-hairline);
  box-shadow:0 18px 40px rgba(0,0,0,.42);}
.site-header.scrolled .header__inner{height:var(--header-h-scrolled);}
.site-header.scrolled .header__logo img{height:30px;}
.header__logo{display:inline-flex;align-items:center;flex:0 0 auto;}
.header__logo img{height:34px;width:auto;transition:height var(--dur) var(--ease);}
.header__nav{display:flex;align-items:center;gap:var(--s-5);margin-left:auto;}
.header__nav a{position:relative;color:var(--text-support);font-family:var(--ff-head);font-weight:600;
  text-decoration:none;padding:.4em 0;transition:color var(--dur);}
.header__nav a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--grad-brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease);}
.header__nav a:hover,.header__nav a[aria-current="page"]{color:#fff;}
.header__nav a:hover::after,.header__nav a[aria-current="page"]::after{transform:scaleX(1);}
.header__cta{margin-left:0;flex:0 0 auto;}
.cart-badge{min-width:22px;height:22px;padding:0 6px;border-radius:var(--r-pill);
  background:var(--action-green);
  color:#fff;font-size:.75rem;font-weight:800;font-family:var(--ff-head);display:inline-grid;place-items:center;}
.cart-badge.pop{animation:badgePop .22s var(--ease);}
/* Badge sobre la hamburguesa: solo si el CTA compacto no está visible */
.cart-badge--burger{position:absolute;top:-6px;right:-6px;pointer-events:none;
  box-shadow:0 0 0 2px var(--ink-900);}

.header__burger{position:relative;display:none;width:48px;height:48px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--border-control);cursor:pointer;
  align-items:center;justify-content:center;flex:0 0 auto;}
.header__burger svg{width:24px;height:24px;stroke:#fff;}

@keyframes badgePop{0%{transform:scale(1)}40%{transform:scale(1.35)}100%{transform:scale(1)}}

/* Menú móvil */
.nav-scrim{position:fixed;inset:0;background:rgba(10,11,13,.5);z-index:calc(var(--z-drawer) - 1);
  opacity:0;visibility:hidden;transition:opacity var(--dur);}
.nav-scrim.show{opacity:1;visibility:visible;}
.mobile-panel{position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:var(--z-drawer);
  background:rgba(20,22,25,.97);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-3);border-left:1px solid var(--border-hairline);
  transform:translateX(100%);visibility:hidden;
  transition:transform .3s var(--ease-out),visibility 0s linear .3s;
  display:flex;flex-direction:column;padding:var(--s-5);gap:var(--s-3);overflow-y:auto;}
.mobile-panel.open{transform:none;visibility:visible;
  transition:transform .3s var(--ease-out),visibility 0s;}
.mobile-panel[inert]{visibility:hidden;}
.mobile-panel__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--s-4);}
.mobile-panel__top img{height:30px;}
.mobile-panel__close{width:44px;height:44px;border-radius:var(--r-pill);background:rgba(255,255,255,.05);
  border:1px solid var(--border-control);cursor:pointer;display:grid;place-items:center;}
.mobile-panel__close svg{width:22px;height:22px;stroke:#fff;}
.mobile-panel nav{display:flex;flex-direction:column;gap:var(--s-2);}
.mobile-panel nav a{font-family:var(--ff-head);font-weight:600;font-size:1.15rem;color:var(--text-support);
  text-decoration:none;padding:.85em .6em;border-radius:var(--r-sm);min-height:48px;display:flex;align-items:center;
  transition:background var(--dur),color var(--dur);}
.mobile-panel nav a:hover,.mobile-panel nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.05);}
.mobile-panel .btn{margin-top:auto;}
body.no-scroll{overflow:hidden;}

/* ============================================================
   Hero (patrón 2-col)
   ============================================================ */
.hero{padding-block:clamp(48px,7vw,96px);}
.hero__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:var(--s-8);align-items:center;}
.hero--tall .hero__grid{min-height:min(72vh,640px);}
/* El H1 ya no hereda la medida del cuerpo: la columna del grid manda */
.hero__text{display:grid;gap:var(--s-5);align-content:center;max-width:none;}
.hero__text h1{font-size:var(--fs-display);font-weight:800;line-height:var(--lh-display);
  letter-spacing:var(--tracking-display);max-width:15ch;}
.hero--interior .hero__text h1{font-size:var(--fs-h1);line-height:var(--lh-head);
  letter-spacing:var(--tracking-h1);max-width:19ch;}
.hero__lead{font-size:var(--fs-lead);color:var(--text-support);line-height:1.45;max-width:48ch;}
.hero__cluster{display:flex;flex-wrap:wrap;gap:var(--s-3);align-items:center;}

/* Contención del hero: la imagen va EN FLUJO y nunca excede el alto disponible */
.hero__media{position:relative;width:100%;max-width:var(--hero-media-max,560px);margin-inline:auto;}
.hero__media .product-media{aspect-ratio:auto;min-height:var(--hero-media-h);
  display:grid;place-items:center;}
.hero__media .product-media img{
  position:relative;inset:auto;z-index:1;
  width:auto;height:auto;
  max-width:min(92%,var(--hero-img-w,560px));
  max-height:var(--hero-media-h);
  padding:0;}
/* Plinto: sombra de contacto + horizonte, para que el producto se apoye en algo */
.hero__media .product-media::after{
  content:"";position:absolute;left:50%;bottom:2%;transform:translateX(-50%);
  width:56%;height:26px;border-radius:50%;pointer-events:none;z-index:0;
  background:radial-gradient(closest-side, rgba(0,0,0,.55), rgba(0,0,0,0) 76%);
  filter:blur(6px);}
.hero__media:has(.product-media)::before{
  content:"";position:absolute;left:-6%;right:-6%;bottom:6%;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.10),transparent);}
.hero__media .glow{width:96%;top:46%;filter:blur(26px);}
/* Heroes cuyo asset es chico o muy vertical: caja más ajustada al producto */
.hero--product-tall .hero__media{--hero-media-max:430px;}
/* Heroes cuyo asset es ancho y bajo (ej. sinteticos 515x185): caja menos alta */
.hero--product-wide .hero__media .product-media{min-height:clamp(240px,30vw,380px);}
.hero--product-wide .hero__media .product-media img{max-height:clamp(240px,30vw,380px);}

.hero__wordmark{max-width:min(320px,70%);height:auto;filter:drop-shadow(0 10px 24px rgba(0,0,0,.4));}
.hero__badge{position:absolute;top:0;right:0;
  width:clamp(84px,18%,132px);height:auto;
  filter:drop-shadow(0 14px 26px rgba(0,0,0,.55));z-index:2;}

.hero--compact{position:relative;isolation:isolate;padding-block:clamp(56px,9vw,104px);}
.hero--compact::before{
  content:"";position:absolute;inset:auto 0 -20% 0;height:120%;z-index:-1;pointer-events:none;
  background:radial-gradient(60% 90% at 50% 14%, rgba(var(--page-accent),.20), transparent 70%);}
.hero--compact .hero__text{text-align:center;margin-inline:auto;justify-items:center;}
.hero--compact .hero__text h1{max-width:20ch;}
.hero--compact .hero__text::after{
  content:"";width:88px;height:3px;border-radius:3px;background:var(--grad-brand);margin-top:var(--s-2);}

/* Entrada del hero (un solo disparo al cargar) */
.js .hero__text > *{opacity:0;transform:translateY(10px);
  animation:heroIn .55s var(--ease-out) forwards;animation-delay:var(--hero-delay,0ms);}
.js .hero__media{opacity:0;transform:translateY(14px) scale(.985);
  animation:heroIn .7s var(--ease-out) .12s forwards;}
@keyframes heroIn{to{opacity:1;transform:none;}}

/* tira de aliados */
.allies{display:flex;align-items:center;gap:var(--s-5);flex-wrap:wrap;}
.allies__label{font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);color:var(--text-muted);}
.allies__logos{display:flex;align-items:center;gap:var(--s-5);flex-wrap:wrap;}
.allies__logos img{height:30px;width:auto;opacity:.82;
  filter:grayscale(1) brightness(1.4);transition:opacity var(--dur),filter var(--dur);}
.allies__logos img:hover{opacity:1;filter:grayscale(0) brightness(1);}

/* ============================================================
   Bandas alternadas (media + texto)
   ============================================================ */
.band{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-8);align-items:center;}
.band__media .product-media{aspect-ratio:4/3;}

.band__text{display:grid;gap:var(--s-4);align-content:center;}
.band__text h2,.callout h2{font-size:var(--fs-h2);font-weight:800;letter-spacing:var(--tracking-h2);}
.callout h2{margin:var(--s-3) 0;}
.band--rev .band__media{order:2;}
.band__list{display:grid;gap:var(--s-3);margin-top:var(--s-2);}
.band__list li{display:flex;gap:var(--s-3);align-items:flex-start;color:var(--text-support);}
.band__list .ico{width:34px;height:34px;margin-top:2px;}

/* ============================================================
   Pasos numerados
   ============================================================ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s-6);position:relative;}
.step{display:grid;justify-items:center;text-align:center;gap:var(--s-3);position:relative;}
.step:not(:last-child)::after{
  content:"";position:absolute;top:26px;left:calc(50% + 34px);width:calc(100% - 68px + var(--s-6));
  height:2px;z-index:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(255,255,255,.16),rgba(255,255,255,.05));}
.step__num{width:52px;height:52px;border-radius:var(--r-pill);display:grid;place-items:center;
  font-family:var(--ff-head);font-weight:700;font-size:1.1rem;color:#fff;background:var(--grad-action);
  box-shadow:var(--shadow-blue),inset 0 1px 0 rgba(255,255,255,.28);position:relative;z-index:1;}
.step h3{font-size:var(--fs-h3);font-weight:700;letter-spacing:var(--tracking-ui);}
.step p{color:var(--text-support);max-width:34ch;}

/* ============================================================
   Bloque CTA final
   ============================================================ */
.cta-block{position:relative;isolation:isolate;overflow:hidden;
  border-radius:var(--r-card);background:var(--grad-cta);
  border:1px solid var(--border-hairline-strong);
  box-shadow:var(--shadow-2),var(--hairline-top);padding:clamp(40px,7vw,80px);
  display:grid;gap:var(--s-5);justify-items:center;text-align:center;}
.cta-block::before{
  content:"";position:absolute;inset:-30% -10% auto -10%;height:160%;z-index:-1;pointer-events:none;
  background:radial-gradient(closest-side, rgba(var(--page-accent),.22), transparent 74%);
  filter:blur(10px);}
.cta-block::after{
  content:"";position:absolute;left:8%;right:8%;top:0;height:1px;pointer-events:none;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.24),transparent);}
.cta-block.--eco{background:var(--grad-cta-eco);}
.cta-block.--fire{background:var(--grad-cta-fire);}   /* usado en producto/fire-*.html */
.cta-block h2{font-size:var(--fs-h2);font-weight:800;letter-spacing:var(--tracking-h2);}
.cta-block p{font-size:var(--fs-lead);color:var(--text-support);max-width:56ch;}
.cta-block__contact{font-size:var(--fs-small);color:var(--text-support);}
.cta-block__contact a{color:var(--text-support);text-decoration:none;}
.cta-block__contact a:hover{color:#fff;}

/* Bloque de marca (hero de nosotros / distribuidores) */
.brand-block{border-radius:var(--r-card);background:var(--grad-cta);border:1px solid var(--border-hairline-strong);
  box-shadow:var(--shadow-2),var(--hairline-top);padding:clamp(40px,6vw,72px);
  display:grid;gap:var(--s-4);justify-items:center;text-align:center;}
.brand-block img{height:48px;width:auto;}
.brand-block p{color:var(--text-support);max-width:34ch;}
.brand-block--net{background:linear-gradient(120deg,rgba(91,45,142,.24),rgba(32,128,224,.16) 60%,rgba(30,138,76,.12));}
.brand-block--net .card__title{margin-bottom:0;}

/* Callout comparativo */
.callout{border-radius:var(--r-card);border:1px solid var(--border-hairline);
  background:var(--surface-card);box-shadow:var(--shadow-1),var(--hairline-top);
  padding:clamp(28px,4vw,48px);display:grid;gap:var(--s-5);
  grid-template-columns:1.2fr auto;align-items:center;}

/* Línea de acento vertical (texto largo) */
.rich-text{border-left:3px solid transparent;
  border-image:var(--grad-brand) 1;padding-left:var(--s-5);display:grid;gap:var(--s-4);}
.rich-text p{color:var(--text-support);max-width:70ch;}

/* ============================================================
   Sub-nav de anclas (mas-productos)
   ============================================================ */
.subnav{position:sticky;top:var(--header-total);z-index:calc(var(--z-header) - 5);
  background:rgba(20,22,25,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-hairline);transition:top var(--dur) var(--ease);}
body.page-scrolled .subnav{top:calc(var(--header-h-scrolled) + var(--brandbar-h));}
.subnav__inner{display:flex;gap:var(--s-2);overflow-x:auto;padding-block:var(--s-3);
  scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
  -webkit-mask-image:linear-gradient(90deg,#000 88%,transparent);
  mask-image:linear-gradient(90deg,#000 88%,transparent);}
.subnav a{flex:0 0 auto;scroll-snap-align:start;font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);
  color:var(--text-support);text-decoration:none;padding:.6em 1.1em;border-radius:var(--r-pill);
  border:1px solid var(--border-hairline);white-space:nowrap;transition:background var(--dur),color var(--dur),border-color var(--dur);}
.subnav a:hover{color:#fff;background:rgba(255,255,255,.05);}
.subnav a.active{color:#fff;background:var(--grad-brand-soft);border-color:var(--border-hairline-strong);}
.subnav__inner::-webkit-scrollbar{height:6px;}
.subnav__inner::-webkit-scrollbar-thumb{background:var(--border-hairline-strong);border-radius:var(--r-pill);}

.block-head{display:flex;align-items:center;gap:var(--s-4);margin-bottom:var(--s-7);}
.block-head h2{font-size:var(--fs-h2);font-weight:800;letter-spacing:var(--tracking-h2);}
.block-head p{color:var(--text-support);margin-top:var(--s-1);}
.block-anchor{scroll-margin-top:calc(var(--header-h) + var(--anchor-extra,24px));}

/* ============================================================
   Formulario / inputs
   ============================================================ */
.field{display:grid;gap:.4em;margin-bottom:var(--s-4);}
.field label{font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);color:var(--text-support);
  letter-spacing:.01em;}
.field .req{color:var(--kicker-blue);}
.field input,.field select,.field textarea{width:100%;
  background:linear-gradient(180deg,#22262C,#1D2126);
  border:1px solid var(--border-control);border-radius:var(--r-input);padding:.9em 1em;
  color:#fff;font-family:var(--ff-body);font-size:var(--fs-body);min-height:48px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04),inset 0 2px 6px rgba(0,0,0,.28);
  transition:border-color var(--dur),box-shadow var(--dur);}
.field textarea{min-height:120px;resize:vertical;line-height:1.5;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-muted-card);}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--border-control-strong);}
/* Fix Windows: la lista desplegada del select usa fondo blanco del sistema — forzar texto oscuro legible */
.field select option{color:#1B1E23;background:#fff;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue-500);box-shadow:var(--focus-ring-soft);}
.field input[aria-invalid="true"],.field select[aria-invalid="true"],.field textarea[aria-invalid="true"]{
  border-color:var(--red-500);box-shadow:0 0 0 3px rgba(226,59,46,.3);}
.field select{appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C7CDD6' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>"),
    linear-gradient(180deg,#22262C,#1D2126);
  background-repeat:no-repeat,repeat;background-position:right 16px center,0 0;
  background-size:20px,auto;padding-right:44px;}
.field__error{font-family:var(--ff-body);font-size:var(--fs-small);color:var(--state-error);min-height:1.1em;}
.field__error:not(:empty){display:inline-flex;align-items:center;gap:.4em;padding:.15em 0;}
.field.hidden{display:none;}
.form-intro{color:var(--text-support);margin-bottom:var(--s-5);}
.privacy-note{font-size:var(--fs-small);color:var(--text-muted-card);margin-top:var(--s-4);line-height:1.5;}
.form-error-summary{margin:var(--s-4) 0 0;font-family:var(--ff-head);font-weight:600;
  font-size:var(--fs-small);color:var(--state-error);}
.form-error-summary:empty{display:none;}

/* ============================================================
   Carrito de cotización (cotizar.html)
   ============================================================ */
.quote-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--s-8);align-items:start;}
.quote-summary{display:grid;gap:var(--s-4);}
.quote-summary__head{display:flex;align-items:center;justify-content:space-between;gap:var(--s-4);}
.quote-summary__head h2{font-size:var(--fs-h3);font-weight:700;}
.link-btn{background:none;border:0;color:var(--kicker-blue);font-family:var(--ff-head);font-weight:600;
  font-size:var(--fs-small);cursor:pointer;padding:.6em .2em;min-height:44px;
  display:inline-flex;align-items:center;text-decoration:none;}
.link-btn:hover{color:#fff;text-decoration:underline;}

/* Modo distribuidor: el formulario deja de ser un cotizador de productos */
body.is-distribuidor .quote-summary{display:none;}
body.is-distribuidor .quote-layout{grid-template-columns:1fr;max-width:820px;margin-inline:auto;}
body.is-distribuidor .quote-form-card{position:static;}
body.is-distribuidor .steps-cotizar{display:none;}
.mode-banner{display:none;align-items:center;flex-wrap:wrap;gap:var(--s-3);
  margin-bottom:var(--s-5);padding:.85em 1.15em;border-radius:var(--r-pill);
  background:linear-gradient(90deg,rgba(91,45,142,.22),rgba(32,128,224,.14));
  border:1px solid var(--border-hairline-strong);
  font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);color:var(--text);}
body.is-distribuidor .mode-banner{display:flex;}

.cart-list{display:grid;gap:var(--s-3);}
.cart-item{display:flex;align-items:center;gap:var(--s-4);padding:var(--s-3);border-radius:var(--r-card-sm);
  background:rgba(255,255,255,.04);border:1px solid var(--border-hairline);}
.cart-item__img{width:64px;height:64px;border-radius:16px;object-fit:scale-down;background:var(--ink-800);
  flex:0 0 auto;padding:6px;}
.cart-item__body{flex:1;min-width:0;}
.cart-item__name{font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);color:var(--text);
  line-height:1.35;overflow-wrap:anywhere;}
.cart-item__remove{width:44px;height:44px;border:0;background:transparent;cursor:pointer;border-radius:var(--r-pill);
  display:grid;place-items:center;flex:0 0 auto;}
.cart-item__remove svg{width:18px;height:18px;stroke:var(--text-muted);}
.cart-item__remove:hover svg{stroke:var(--state-error);}

.cart-empty{display:grid;justify-items:center;text-align:center;gap:var(--s-4);padding:var(--s-8) var(--s-5);
  border-radius:var(--r-card);border:1px dashed var(--border-hairline-strong);background:rgba(255,255,255,.02);}
.cart-empty .ico{width:64px;height:64px;}
.cart-empty h3{font-size:var(--fs-h3);font-weight:700;}
.cart-empty p{color:var(--text-muted-card);max-width:36ch;}

.quote-form-card{background:var(--surface-card);
  border:1px solid var(--border-hairline);border-radius:var(--r-card);
  box-shadow:var(--shadow-2),var(--hairline-top);padding:clamp(24px,3vw,36px);
  position:sticky;top:calc(var(--header-h) + 16px);
  max-height:calc(100vh - 100px);overflow:auto;scroll-padding-block:12px;}
.quote-form-card h2{font-size:var(--fs-h3);font-weight:700;margin-bottom:var(--s-4);}

/* Confirmación */
.confirm{display:grid;justify-items:center;text-align:center;gap:var(--s-4);padding:var(--s-7) var(--s-5);}
.confirm:focus{outline:none;}
.confirm:focus-visible{outline:none;box-shadow:var(--focus-ring-soft),var(--shadow-1);}
.confirm .ico{width:64px;height:64px;}
.confirm h2{font-size:var(--fs-h2);font-weight:800;letter-spacing:var(--tracking-h2);}
.confirm p{color:var(--text-support);max-width:48ch;}
.confirm__contact{color:var(--text-muted-card);font-size:var(--fs-small);}
.confirm__contact a{color:var(--text-support);}

/* Pedido: textarea grande */
#field-pedido{min-height:150px;}

/* Error de envío en el formulario */
.form-send-error{margin-top:var(--s-3);font-family:var(--ff-body);font-size:var(--fs-small);
  color:var(--state-error);line-height:1.5;}
.form-send-error a{color:var(--state-error);text-decoration:underline;}

/* Contacto directo */
.contact-card{display:grid;gap:var(--s-3);text-align:left;}
.contact-card .ico{width:44px;height:44px;}
.contact-card a{color:var(--text-support);text-decoration:none;word-break:break-word;}
.contact-card a:hover{color:#fff;}
.contact-card h3{font-size:1.05rem;font-weight:700;}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{position:relative;background:var(--ink-900);border-top:1px solid var(--border-hairline);
  padding-top:var(--s-8);padding-bottom:var(--s-6);}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.14) 30%,rgba(255,255,255,.14) 70%,transparent);}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:var(--s-7);}
.footer__brand img{height:36px;width:auto;margin-bottom:var(--s-4);}
.footer__brand p{color:var(--text-support);max-width:32ch;font-size:var(--fs-small);}
.site-footer h3,.site-footer h4{font-family:var(--ff-head);font-weight:700;color:var(--text-muted-card);
  font-size:.75rem;letter-spacing:.10em;text-transform:uppercase;margin-bottom:var(--s-4);}
.footer__col a{display:block;color:var(--text-support);text-decoration:none;padding:.55em 0;font-size:var(--fs-small);
  position:relative;width:fit-content;transition:color var(--dur);}
.footer__col a::after{content:"";position:absolute;left:0;right:0;bottom:.35em;height:1px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease);}
.footer__col a:hover{color:#fff;}
.footer__col a:hover::after{transform:scaleX(1);}
.footer__contact p,.footer__contact a{color:var(--text-support);font-size:var(--fs-small);
  line-height:1.6;text-decoration:none;display:block;padding:.35em 0;}
.footer__contact a:hover{color:#fff;}
.footer__bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:var(--s-3);
  margin-top:var(--s-6);padding-top:var(--s-5);border-top:1px solid var(--border-hairline);
  font-size:var(--fs-small);color:var(--text-muted);}
.footer__bottom a{color:var(--text-muted);text-decoration:none;}
.footer__bottom a:hover{color:var(--text-support);}

/* ============================================================
   Toast
   ============================================================ */
.toast{position:fixed;right:var(--s-6);bottom:var(--s-6);z-index:var(--z-toast);
  background:linear-gradient(180deg,#3A414B,#2C3138);
  border:1px solid var(--border-hairline-strong);border-radius:var(--r-pill);
  padding:.9em 1.35em;box-shadow:var(--shadow-3),inset 0 1px 0 rgba(255,255,255,.14);
  transform:translateY(120%);opacity:0;pointer-events:none;
  display:flex;align-items:center;gap:.6em;color:#fff;font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);
  transition:transform .35s var(--ease-out),opacity .35s;
  max-width:calc(100vw - var(--s-6)*2);}
.toast.show{transform:none;opacity:1;pointer-events:auto;}
.toast .ico{width:30px;height:30px;}
.toast a{color:var(--kicker-blue);text-decoration:underline;white-space:nowrap;}
.toast a:hover{color:#fff;}

/* ============================================================
   Reveal on scroll
   ============================================================ */
/* Estado oculto SOLO cuando hay JS (html.js). Sin JS el contenido queda visible. */
.js [data-reveal]{opacity:0;transform:translateY(22px) scale(.995);
  transition:opacity .62s var(--ease-out),transform .62s var(--ease-out);
  transition-delay:var(--reveal-delay,0ms);will-change:opacity,transform;}
.js [data-reveal].in-view{opacity:1;transform:none;will-change:auto;}
.js .sec-head[data-reveal],.js .block-head[data-reveal]{transform:translateY(14px);}

/* ============================================================
   Páginas de detalle de producto (breadcrumb, detail-link, specs)
   ============================================================ */
.breadcrumb{padding-block:var(--s-4) 0;}
.breadcrumb ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;align-items:center;gap:.5em;font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);}
.breadcrumb li{display:inline-flex;align-items:center;color:var(--text-muted);}
.breadcrumb li+li::before{content:"›";margin-right:.5em;color:var(--text-muted);}
.breadcrumb a{color:var(--text-support);text-decoration:none;transition:color var(--dur);
  display:inline-flex;align-items:center;min-height:44px;}
.breadcrumb a:hover{color:#fff;}
.breadcrumb li[aria-current="page"]{color:var(--text);}
.detail-link{justify-self:start;align-self:flex-start;display:inline-flex;align-items:center;gap:.4em;
  font-family:var(--ff-head);font-weight:600;font-size:var(--fs-small);color:var(--text-support);
  text-decoration:none;min-height:44px;padding:.5em 0;border-bottom:1px solid transparent;
  transition:color var(--dur),border-color var(--dur);}
.detail-link:hover{color:#fff;border-bottom-color:var(--border-hairline-strong);}
.detail-link svg{width:15px;height:15px;stroke:currentColor;flex:0 0 auto;transition:transform var(--dur) var(--ease);}
.detail-link:hover svg{transform:translateX(3px);}
.specs{display:grid;}
.spec-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:var(--s-4);padding:var(--s-4) 0;border-bottom:1px solid var(--border-hairline);}
.spec-row:last-child{border-bottom:0;}
.spec-row__label{color:var(--text-support);}
.spec-row__value{font-family:var(--ff-head);font-weight:700;color:var(--text);text-align:right;}
.spec-row--ico{grid-template-columns:auto 1fr auto;}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:1024px){
  .footer__grid{grid-template-columns:1.4fr 1fr 1fr;}
  .footer__contact{grid-column:1 / -1;}
}
@media (max-width:900px){
  :root{--hero-media-h:clamp(300px,58vw,440px);}
  .header__nav{display:none;}
  .header__burger{display:inline-flex;}
  /* CTA de cotizar visible en móvil, dentro de la barra, junto a la hamburguesa */
  .header__cta{display:inline-flex;margin-left:auto;padding:.7em 1.05em;font-size:.9375rem;min-height:44px;}
  .header__cta .cart-badge{margin-left:.2em;}
  .cart-badge--burger{display:none;}
  .hero__grid{grid-template-columns:1fr;gap:var(--s-6);}
  .hero--tall .hero__grid{min-height:auto;}
  .hero__text{order:1;max-width:none;}
  .hero__media{order:2;--hero-media-max:min(440px,84vw);}
  .hero--compact .hero__media{display:none;}
  .band{grid-template-columns:1fr;}
  .band__media,.band--rev .band__media{order:2;}
  .band__text{order:1;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .quote-layout{grid-template-columns:1fr;}
  .quote-form-card{position:static;max-height:none;overflow:visible;}
  .callout{grid-template-columns:1fr;gap:var(--s-5);}
  .callout .btn{justify-self:start;}
  .sec-head{margin-bottom:var(--s-6);}
  .cta-block{padding:clamp(32px,8vw,56px);}
}
@media (max-width:768px){
  .steps{grid-template-columns:1fr;}
  .step:not(:last-child)::after{display:none;}
  .footer__grid{grid-template-columns:1fr 1fr;}
  .footer__brand{grid-column:1 / -1;}
  .footer__contact{grid-column:1 / -1;}
}
@media (max-width:700px){
  .grid-2{grid-template-columns:1fr;}
}
@media (max-width:560px){
  .grid-3{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr;}
  .hero__badge{width:clamp(64px,16%,92px);top:0;right:0;}
}
@media (max-width:480px){
  .footer__grid{grid-template-columns:1fr;}
  .toast{left:var(--s-4);right:var(--s-4);bottom:var(--s-4);}
}
@media (max-width:400px){
  .header__cta{padding:.7em .85em;}
}

/* ============================================================
   Reduced motion
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important;}
  [data-reveal]{opacity:1!important;transform:none!important;}
  .js .hero__text > *,.js .hero__media{animation:none!important;opacity:1!important;transform:none!important;}
  .grain{display:none;}
  html{scroll-behavior:auto;}
}