/* ==========================================================================
   GUICA — Landing, mobile-first
   Base: móvil (≈390 px) · ≥640 px tablet · ≥1024 px escritorio
   Dirección (oct. 2026, segunda versión): portada de MARCA, no de producto. El eslogan
   «Algo más que fabricantes de productos químicos» con el MÁS relleno de fotos de la nave,
   la nave en una tira de fotos y el recorrido 01 Formulamos · 02 Fabricamos · 03 Envasamos · 04 Servimos.
   Composición editorial, no de rejilla: filas, fotos a sangre, alturas distintas. Pocas cajas.
   Identidad: piezas/guica/00 Identidad Guica (LEEME.md, guica.css). Sin naranja.
   ========================================================================== */

/* Colores de marca (--gs-*, --co-*): assets/marca/colores.css, generado desde marca/colores.json */
:root {
  --g: var(--co-guica);          /* #1D93D1 · azul Guica: una palabra del titular, cifras, acentos */
  --g-ink: #0A6699;              /* azul Guica oscurecido para texto pequeño (AA) */
  --navy: #0B4F7C;               /* --gu-hondo: titulares y sello */
  --noche: #082F4B;              /* --gu-noche */
  --g-soft: #DCEBF5;
  --grad: linear-gradient(135deg, #3FB8F2 0%, #1D93D1 48%, #0D6AA5 100%);

  --white: #FFFFFF;
  --paper: #EEF3F6;              /* --gu-claro: fondo, nunca blanco puro */
  --line: rgba(11, 79, 124, .12);
  --line-2: rgba(11, 79, 124, .22);

  --text: #0E1A22;               /* --gu-tinta */
  --text-2: #3A4953;             /* --gu-meta */
  --text-3: #55636C;             /* ≥ 4,5:1 sobre --paper, para textos de 11–12 px */

  --shadow: 0 1px 2px rgba(8, 47, 75, .05), 0 10px 28px rgba(8, 47, 75, .08);
  --shadow-up: 0 2px 4px rgba(8, 47, 75, .06), 0 16px 36px rgba(8, 47, 75, .12), 0 36px 80px rgba(8, 47, 75, .08);

  --r: 6px;                      /* fotos y bloques: esquina casi recta, más de laboratorio que de app */
  --container: 1240px;
  --pad: 20px;
  --bar: 60px;
  --dock: 64px;
  --safe-b: env(safe-area-inset-bottom, 0px);

  --f: 'Archivo', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--bar) + 16px); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--f);
  font-size: 16px;
  font-weight: 420;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  padding-bottom: calc(var(--dock) + var(--safe-b) + 12px);
}
body.is-locked { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol, figure, dl, dd, blockquote, address { margin: 0; padding: 0; }
h3 { font: inherit; }
address { font-style: normal; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; text-align: inherit; }
::selection { background: var(--g); color: #fff; }
:focus-visible { outline: 2px solid var(--g); outline-offset: 3px; border-radius: 4px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { position: relative; width: 100%; max-width: calc(var(--container) + var(--pad) * 2); margin: 0 auto; padding: 0 var(--pad); }
.ico { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.ico--sm { width: 16px; height: 16px; }

.skip { position: fixed; left: 12px; top: -60px; z-index: 100; padding: 10px 16px; border-radius: 999px; background: var(--navy); color: #fff; font-size: 14px; }
.skip:focus { top: 12px; }

/* ---------- Tipografía: Archivo, tres voces (peso = jerarquía, anchura = tono) ---------- */
/* Etiqueta: mayúsculas 650, anchura 112 %, tracking 9 % */
.kicker {
  font-size: 11.5px; font-weight: 650; font-stretch: 112%; letter-spacing: .09em; text-transform: uppercase; line-height: 1.3;
  color: var(--text-2);
}
.kicker i { font-style: normal; color: var(--g); margin: 0 .2em; }

/* Titular: mayúsculas 800, anchura 80 %, interlineado 0,92 */
.titulo { font-weight: 800; font-stretch: 80%; text-transform: uppercase; letter-spacing: -.005em; line-height: .92; }
.t-navy { color: var(--navy); }
.t-azul { color: var(--g); }
h2.titulo { margin-top: 12px; font-size: clamp(2.6rem, 13vw, 5.6rem); }
h2.titulo span { display: block; }

/* ---------- Botones ---------- */
.btn {
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 0 24px; border-radius: 999px;
  font-size: 15px; font-weight: 650; letter-spacing: -.005em; white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn .ico { transition: transform .3s var(--ease); }
.btn:hover .ico { transform: translateX(3px); }
.btn--sm { min-height: 42px; padding: 0 18px; font-size: 14px; }
.btn--xs { min-height: 44px; padding: 0; font-size: 13.5px; }
.btn--block { width: 100%; }

/* Acción principal: degradado azul Guica con reflejo que cruza el botón */
.btn--primary {
  color: #fff; background: var(--grad);
  box-shadow: 0 8px 22px rgba(29, 147, 209, .32), inset 0 1px 0 rgba(255, 255, 255, .4), inset 0 -2px 6px rgba(8, 70, 120, .22);
}
.btn--primary::after {
  content: ''; position: absolute; z-index: -1; top: -40%; bottom: -40%; left: -70%; width: 45%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .7), transparent);
  transform: skewX(-22deg); transition: left .8s var(--ease);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(29, 147, 209, .42), inset 0 1px 0 rgba(255, 255, 255, .45), inset 0 -2px 6px rgba(8, 70, 120, .22); }
.btn--primary:hover::after { left: 130%; }
.btn--brilla::after { animation: reflejo 5s var(--ease) 2.5s infinite; }
@keyframes reflejo { 0%, 72% { left: -70%; } 100% { left: 130%; } }
.btn--primary .ico[href], .bar__call .ico, .dock__call .ico { transform: none !important; }

/* Secundario: filete fino, sin cristal */
.btn--line { color: var(--navy); background: transparent; border: 1.5px solid var(--line-2); }
.btn--line:hover { border-color: var(--navy); background: rgba(255, 255, 255, .6); }
.btn--text { min-height: 44px; padding: 0 4px; color: var(--navy); white-space: normal; text-align: left; justify-content: flex-start; overflow: visible; }
.btn--text:hover { color: var(--g-ink); }

/* ---------- Destellos y burbujas (solo en el antes y después) ---------- */
.destellos { position: absolute; inset: -6%; pointer-events: none; }
.destello, .burbuja { will-change: transform; }
.destello {
  position: absolute; width: var(--s, 20px); height: var(--s, 20px); color: #fff;
  filter: drop-shadow(0 0 4px rgba(170, 225, 255, .95)) drop-shadow(0 0 12px rgba(90, 185, 245, .7));
  transform: scale(0);
}
.destello svg { display: block; width: 100%; height: 100%; fill: currentColor; }

.burbujas { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.burbuja {
  position: absolute; border-radius: 50%; pointer-events: auto; cursor: pointer;
  width: var(--d, 40px); height: var(--d, 40px);
  background:
    radial-gradient(circle at 68% 76%, rgba(255, 255, 255, .45), transparent 18%),
    radial-gradient(circle, rgba(255, 255, 255, .04) 0 56%, rgba(255, 255, 255, .16) 68%, rgba(255, 255, 255, .55) 74%, transparent 76%);
  box-shadow: inset 0 0 calc(var(--d, 40px) * .12) rgba(140, 210, 255, .35);
}
.burbuja::before {
  content: ''; position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 200deg, #ff96dc, #96dcff, #a6ffc8, #ffe896, #ff96dc);
  -webkit-mask: radial-gradient(circle, transparent 0 60%, rgba(0, 0, 0, .35) 68%, #000 73%, transparent 76%);
          mask: radial-gradient(circle, transparent 0 60%, rgba(0, 0, 0, .35) 68%, #000 73%, transparent 76%);
  opacity: .7;
}
.burbuja::after {
  content: ''; position: absolute; left: 20%; top: 15%; width: 30%; height: 19%; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, .95), rgba(255, 255, 255, 0) 70%);
  transform: rotate(-32deg);
}

/* ---------- Sello (celda de tabla periódica de filete fino) ---------- */
.sello {
  position: relative; display: grid; place-items: center; flex: none;
  width: 46px; aspect-ratio: 1; border-radius: 3px;
  border: 1.2px solid currentColor; color: var(--navy);
  transition: background-color .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
}
.sello b { font-weight: 400; line-height: 1; }
.sello__n { position: absolute; left: 4px; top: 4px; font-size: 8.5px; font-weight: 600 !important; font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.sello__s { font-size: 19px; font-weight: 300 !important; letter-spacing: -.04em; margin-top: 4px; }

/* ---------- Etiqueta (franja de laboratorio: filete azul arriba, datos en columnas) ---------- */
.etiqueta { display: grid; border-top: 3px solid var(--g); background: var(--white); }
.etiqueta > div { padding: 18px 20px 20px; min-width: 0; }
.etiqueta > div + div { border-top: 1px solid var(--line); }
.etiqueta dt { font-size: 10.5px; font-weight: 650; font-stretch: 112%; letter-spacing: .09em; text-transform: uppercase; color: var(--text-3); }
.etiqueta dd { margin-top: 8px; font-size: 14.5px; font-weight: 500; line-height: 1.35; color: var(--text); }

/* ---------- Barra superior ---------- */
.bar { position: fixed; inset: 0 0 auto; z-index: 40; height: var(--bar); transition: background-color .35s var(--ease), box-shadow .35s var(--ease); }
.bar.is-solid { background: rgba(238, 243, 246, .86); backdrop-filter: saturate(1.4) blur(18px); -webkit-backdrop-filter: saturate(1.4) blur(18px); box-shadow: 0 1px 0 var(--line); }
.bar__in { height: 100%; display: flex; align-items: center; gap: 16px; }
.bar__logo { display: flex; align-items: center; min-height: 44px; }
.bar__logo img { height: 32px; width: auto; }
.bar__nav { display: none; }
.bar__actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.bar__cat, .bar__call { display: none; }
.bar__menu { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--line-2); color: var(--navy); }

/* ---------- Menú (móvil) ---------- */
.menu { position: fixed; inset: 0; z-index: 60; visibility: hidden; }
.menu.is-open { visibility: visible; }
.menu__scrim { position: absolute; inset: 0; background: rgba(8, 47, 75, .32); opacity: 0; transition: opacity .35s var(--ease); }
.menu.is-open .menu__scrim { opacity: 1; }
.menu__sheet {
  position: absolute; left: 10px; right: 10px; bottom: calc(10px + var(--safe-b));
  padding: 18px 18px 20px; border-radius: 22px;
  background: var(--paper); box-shadow: var(--shadow-up);
  transform: translateY(110%); transition: transform .5s var(--ease);
}
.menu.is-open .menu__sheet { transform: none; }
.menu__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.menu__close { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--line-2); color: var(--navy); }
.menu__links { display: grid; margin-bottom: 16px; }
.menu__links a { display: flex; align-items: baseline; gap: 14px; padding: 12px 2px; font-size: 26px; font-weight: 800; font-stretch: 80%; text-transform: uppercase; color: var(--navy); border-bottom: 1px solid var(--line); }
.menu__links span { font-size: 11px; font-weight: 650; letter-spacing: .09em; color: var(--g); font-variant-numeric: tabular-nums; }

/* ==========================================================================
   Portada: el eslogan sobre azul noche, con el MÁS relleno de la nave en color
   ========================================================================== */
.hero {
  position: relative; padding-top: calc(var(--bar) + 20px); overflow: hidden;
  background:
    radial-gradient(90% 55% at 90% 8%, rgba(29, 147, 209, .14), transparent 62%),
    linear-gradient(180deg, #F8FBFD 0%, var(--paper) 100%);
}
/* Vaho: al cargar, la portada está empañada y una pasada de escobilla la deja limpia */
.hero__vaho { position: absolute; inset: 0; z-index: 3; pointer-events: none; display: none; }
.anim .hero__vaho { display: block; }
.hero__vaho::before {
  content: ''; position: absolute; inset: 0; clip-path: inset(0 0 0 var(--x, 0%));
  background: rgba(238, 243, 246, .55);
  backdrop-filter: blur(14px) saturate(.6); -webkit-backdrop-filter: blur(14px) saturate(.6);
}
.hero__escobilla {
  position: absolute; top: -10%; bottom: -10%; left: var(--x, 0%); width: 3px; translate: -50% 0; rotate: 6deg;
  background: linear-gradient(180deg, transparent, #fff 12%, #fff 88%, transparent);
  box-shadow: 0 0 14px rgba(160, 220, 255, .95), 0 0 40px rgba(29, 147, 209, .55);
}
.hero__vaho .destellos { inset: 0; }
.hero .container { z-index: 1; }
.hero__kicker { margin-bottom: 12px; }

.hero__title { display: grid; justify-items: start; font-weight: 800; font-stretch: 80%; text-transform: uppercase; line-height: .9; color: var(--navy); }
.h-algo { font-size: 16vw; }
.h-resto { display: grid; margin-top: 6px; font-size: 8.4vw; }
.h-pq { display: block; margin-top: .06em; font-size: 1.62em; line-height: .88; color: var(--g); }

/* MÁS: cuatro capas apiladas, cada una con una foto de la nave recortada en las letras.
   El relleno se pinta en la caja de cada capa: el padding de arriba deja sitio a la tilde. */
.mas { display: grid; margin: -.17em 0 0 -.04em; font-size: 47vw; font-weight: 900; font-stretch: 75%; line-height: .8; letter-spacing: -.015em; }
.mas__capa { grid-area: 1 / 1; padding-top: .2em; color: var(--navy); visibility: hidden; }
.mas__capa.is-on { visibility: visible; }
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .mas__capa {
    color: transparent;
    background-color: var(--navy); background-position: 50% var(--py, 50%); background-size: cover; background-repeat: no-repeat;
    -webkit-background-clip: text; background-clip: text;
  }
}

/* Recorrido 01–04: la fase activa es la de la foto del MÁS; su filete se llena mientras se ve */
.hero__pie { margin-top: 24px; display: grid; gap: 24px; }
.fases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.fases li {
  position: relative; display: grid; gap: 3px; padding-top: 10px;
  font-size: 10.5px; font-weight: 650; letter-spacing: .05em; text-transform: uppercase; color: var(--text-3);
  transition: color .5s var(--ease);
}
.fases li::before, .fases li::after { content: ''; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--line); }
.fases li::after { background: var(--g); transform: scaleX(0); transform-origin: left; }
.fases li.is-on { color: var(--navy); }
.fases li.is-on::after { animation: fase var(--fase, 3.6s) linear forwards; }
.fases li.is-hecha::after { transform: scaleX(1); }
.fases b { font-size: 22px; font-weight: 300; font-stretch: 75%; letter-spacing: -.02em; color: var(--g); font-variant-numeric: tabular-nums; }
@keyframes fase { to { transform: scaleX(1); } }

.hero__lead { font-size: 16.5px; line-height: 1.45; color: var(--text-2); max-width: 40ch; text-wrap: pretty; }
.hero__cta { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 10px; }

/* Tira de la nave: alturas y desniveles distintos, nada de rejilla */
.tira { position: relative; z-index: 1; margin-top: 44px; padding-bottom: 56px; overflow: hidden; }
.tira__pista { display: flex; align-items: flex-start; gap: 12px; width: max-content; padding-left: var(--pad); will-change: transform; }
.tira__foto { flex: none; }
.tira__foto img { height: 100%; width: auto; object-fit: cover; border-radius: var(--r); background: var(--g-soft); }
.tira__foto figcaption { margin-top: 8px; font-size: 10px; font-weight: 650; font-stretch: 112%; letter-spacing: .09em; text-transform: uppercase; color: var(--text-3); }
.tira__foto--a { height: 190px; }
.tira__foto--a img { aspect-ratio: 3 / 2; }
.tira__foto--b { height: 140px; margin-top: 52px; }
.tira__foto--b img { aspect-ratio: 3 / 2; }
.tira__foto--c { height: 230px; margin-top: 18px; }
.tira__foto--c img { aspect-ratio: 2 / 3; }

/* ==========================================================================
   Secciones
   ========================================================================== */
.section { position: relative; padding: 80px 0; }
.head { margin-bottom: 30px; max-width: 760px; }
.head__lead { margin-top: 16px; font-size: 17px; line-height: 1.45; color: var(--text-2); max-width: 44ch; text-wrap: pretty; }

/* ---------- Sectores: mosaico ----------
   El tamaño de cada pieza sigue a los productos que hay para el sector. Fotos en color, un poco apagadas
   en reposo; al pasar por encima (en el móvil, al cruzar el centro de la pantalla) se avivan y se acercan. */
.mosaico { display: grid; grid-template-columns: repeat(2, 1fr); grid-auto-rows: 150px; gap: 8px; }
.tesela {
  position: relative; isolation: isolate; overflow: hidden; border-radius: var(--r); background: var(--g-soft);
  display: block; text-align: left; color: var(--navy);
}
.tesela--grande { grid-column: span 2; grid-row: span 2; }
.tesela__media, .tesela__foto { position: absolute; inset: 0; width: 100%; height: 100%; }
.tesela__foto { object-fit: cover; transform: scale(1.03); filter: saturate(.78) brightness(1.04); transition: transform 1.1s var(--ease), filter .6s var(--ease); }
.tesela.is-color .tesela__foto, .tesela:hover .tesela__foto, .tesela:focus-visible .tesela__foto { transform: scale(1.08); filter: none; }
/* Etiqueta: el texto siempre sobre su superficie blanca */
.tesela__etq {
  position: absolute; left: 8px; right: 8px; bottom: 8px; z-index: 1;
  display: flex; align-items: flex-end; justify-content: space-between; gap: 8px;
  padding: 9px 10px 10px; border-radius: 4px; background: rgba(255, 255, 255, .96); border-top: 2px solid var(--g);
}
.tesela__txt { display: grid; gap: 3px; min-width: 0; }
.tesela__nombre { font-size: 15px; font-weight: 800; font-stretch: 80%; text-transform: uppercase; line-height: .98; text-wrap: balance; }
.tesela__n { font-size: 11px; color: var(--text-2); }
.tesela__n b { font-weight: 650; color: var(--g-ink); font-variant-numeric: tabular-nums; }
.tesela__ico { width: 18px; height: 18px; color: var(--g); transition: transform .4s var(--ease); }
.tesela:hover .tesela__ico { transform: translateX(4px); }
.tesela--grande .tesela__nombre { font-size: clamp(1.6rem, 7vw, 2.6rem); }
.tesela--grande .tesela__n { font-size: 13px; }
.tesela--grande .tesela__etq { left: 10px; bottom: 10px; right: auto; min-width: 58%; padding: 12px 14px 14px; }
.mosaico__nota { display: flex; align-items: center; gap: 10px; margin-top: 14px; font-size: 12.5px; color: var(--text-3); }
.mosaico__escala { display: inline-flex; align-items: flex-end; gap: 3px; }
.mosaico__escala i { display: block; border-radius: 2px; background: var(--g); opacity: .8; }
.mosaico__escala i:nth-child(1) { width: 6px; height: 6px; }
.mosaico__escala i:nth-child(2) { width: 9px; height: 9px; }
.mosaico__escala i:nth-child(3) { width: 13px; height: 13px; }

/* ---------- Panel con la ficha del sector ---------- */
.panel-sector { position: fixed; inset: 0; z-index: 70; visibility: hidden; }
.panel-sector.is-open { visibility: visible; }
.panel-sector__velo { position: absolute; inset: 0; background: rgba(8, 47, 75, .38); opacity: 0; }
.panel-sector__hoja {
  position: absolute; left: 0; right: 0; bottom: 0; max-height: 92svh; display: flex; flex-direction: column;
  background: var(--paper); border-radius: 18px 18px 0 0; box-shadow: var(--shadow-up);
}
.panel-sector__barra { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px 8px 18px; border-bottom: 1px solid var(--line); }
.panel-sector__cuenta b { color: var(--g-ink); font-weight: 650; }
.panel-sector__cerrar { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--line-2); color: var(--navy); }
.panel-sector__fichas { overflow-y: auto; overscroll-behavior: contain; flex: 1; }
.ficha[hidden] { display: none; }
.ficha__foto { aspect-ratio: 16 / 9; overflow: hidden; background: var(--g-soft); }
.ficha__foto img { width: 100%; height: 100%; object-fit: cover; }
.ficha__txt { padding: 20px 18px 24px; }
.ficha__titulo { margin-top: 8px; font-size: clamp(2rem, 9vw, 2.8rem); font-weight: 800; font-stretch: 80%; text-transform: uppercase; line-height: .94; color: var(--navy); }
.ficha .kicker { color: var(--g-ink); }
.panel-sector__nav { display: flex; justify-content: space-between; gap: 8px; padding: 10px 14px calc(12px + var(--safe-b)); border-top: 1px solid var(--line); background: var(--paper); }
.ico--izq { transform: scaleX(-1); }
.btn:hover .ico--izq { transform: scaleX(-1) translateX(3px); }
.sector__txt { margin-top: 8px; font-size: 16px; line-height: 1.45; color: var(--text-2); max-width: 46ch; text-wrap: pretty; }
.chips { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line-2); font-size: 13px; color: var(--text-2); }
.sector__cta { margin-top: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; }

/* ---------- Así limpia: la micela ---------- */
.quimica { overflow: hidden; }
.quimica__escena { position: relative; }
.quimica__in { display: grid; gap: 18px; }
.quimica__visual { position: relative; height: 54svh; min-height: 340px; margin: 0 calc(var(--pad) * -1); }
.micela-gl { position: absolute; inset: 0; width: 100%; height: 100%; display: block;
  -webkit-mask: radial-gradient(ellipse 72% 68% at 50% 52%, #000 58%, transparent 100%); mask: radial-gradient(ellipse 72% 68% at 50% 52%, #000 58%, transparent 100%); }
.quimica__visual.sin-webgl { display: none; }
/* Rótulos técnicos: nodo, línea fina y dos líneas de texto (los coloca micela.js) */
.micela-hud { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.rot { position: absolute; left: 0; top: 0; opacity: 0; will-change: transform, opacity; }
.rot__nodo { position: absolute; left: -5px; top: -5px; width: 10px; height: 10px; border-radius: 50%; background: var(--paper); border: 1.5px solid var(--g); }
.rot__nodo::after { content: ''; position: absolute; inset: 2px; border-radius: 50%; background: var(--g); }
.rot__linea { position: absolute; left: 0; top: 0; width: 1px; height: 1px; }
.rot__linea polyline { fill: none; stroke: var(--navy); stroke-width: 1; opacity: .55; }
.rot__linea .izq { display: none; }
.rot__txt { position: absolute; display: grid; gap: 2px; width: max-content; max-width: 170px; font-size: 12px; line-height: 1.3; color: var(--text-2); transform: translateY(calc(-100% - 6px)); }
.rot__txt b { font-size: 10.5px; font-weight: 650; font-stretch: 112%; letter-spacing: .09em; text-transform: uppercase; color: var(--navy); }
.rot--arriba .rot__txt { left: 44px; top: -58px; }
.rot[data-r="molecula"] .rot__txt { top: -62px; left: 36px; }
.rot--suelo .rot__txt { left: 26px; top: -70px; }
.rot__anillo { position: absolute; left: calc(var(--rad, 60px) * -1); top: calc(var(--rad, 60px) * -1); width: calc(var(--rad, 60px) * 2); height: calc(var(--rad, 60px) * 2); border-radius: 50%; border: 1px dashed rgba(11, 79, 124, .5); animation: girar 18s linear infinite; }
.rot__anillo::before { content: ''; position: absolute; right: 12%; top: 12%; width: 9px; height: 9px; border-radius: 50%; background: var(--g); box-shadow: 0 0 0 3px var(--paper); }
.rot--anillo .rot__txt { left: calc(var(--rad, 60px) * .78 + 14px); top: calc(var(--rad, 60px) * -.72); }
@keyframes girar { to { transform: rotate(360deg); } }
.rot.is-izq .rot__linea .izq { display: inline; }
.rot.is-izq .rot__linea .der { display: none; }
.rot--arriba.is-izq .rot__txt { left: auto; right: 44px; text-align: right; justify-items: end; }
.rot[data-r="molecula"].is-izq .rot__txt { right: 36px; }
.ley { display: inline-block; flex: none; }
.ley--cabeza { width: 10px; height: 10px; border-radius: 50%; background: var(--g); }
.ley--cola { width: 16px; height: 2px; background: var(--navy); }
/* Pasos: en el móvil se ve solo el activo, apilados en el mismo sitio */
.quimica__pasos { display: grid; }
.qpaso { grid-area: 1 / 1; display: grid; grid-template-columns: auto 1fr; gap: 2px 14px; align-items: baseline; opacity: 0; transform: translateY(10px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.qpaso.is-on { opacity: 1; transform: none; }
.qpaso b { grid-row: span 2; font-size: 46px; font-weight: 300; font-stretch: 75%; line-height: .8; color: var(--g); font-variant-numeric: tabular-nums; }
.qpaso h3 { font-size: 24px; font-weight: 800; font-stretch: 80%; text-transform: uppercase; line-height: .95; color: var(--navy); }
.qpaso p { margin-top: 4px; font-size: 15.5px; line-height: 1.45; color: var(--text-2); max-width: 42ch; }

/* ---------- Cómo trabajamos: 01–04 con fotos de la nave ---------- */
.pasos { overflow: hidden; }
.pasos__pista { position: relative; display: grid; gap: 40px; }
/* Estaciones ilustradas unidas por una conducción: el líquido avanza con el scroll (lo mueve recorrido.js) */
.paso__ilus { position: relative; padding: 0 var(--pad) 0 calc(var(--pad) + 28px); }
.r-est { display: block; width: 100%; height: auto; overflow: visible; }
.r-etq text { font-family: var(--f); font-size: 10.5px; font-weight: 650; font-stretch: 112%; letter-spacing: .09em; fill: var(--navy); }
.pasos__tubo { position: absolute; left: 14px; top: 0; width: 12px; height: 0; border-radius: 6px; background: radial-gradient(circle, #8EA4B3 .8px, transparent 1.1px) 0 0 / 3.5px 3.5px, #EEF3F6; }
.pasos__liq { position: absolute; inset: 3px; border-radius: 3px; background: linear-gradient(180deg, #4DBDF4, #1679B5); transform-origin: top; transform: scaleY(0); }
.paso__txt { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; align-items: baseline; padding: 6px var(--pad) 0 calc(var(--pad) + 28px); }
.paso__n { grid-row: span 2; font-size: 64px; font-weight: 300; font-stretch: 75%; line-height: .8; letter-spacing: -.03em; color: var(--g); font-variant-numeric: tabular-nums; }
.paso h3 { font-size: 30px; font-weight: 800; font-stretch: 80%; text-transform: uppercase; line-height: .95; color: var(--navy); }
.paso p { margin-top: 4px; font-size: 16px; line-height: 1.45; color: var(--text-2); max-width: 40ch; text-wrap: pretty; }

/* ---------- Calidad ---------- */
.calidad { overflow: hidden; }
.calidad__top { display: grid; }
.anios { margin-top: 8px; display: grid; gap: 10px; }
/* La cifra con foto dentro (recurso propio de Guica) */
.anios__n {
  font-size: clamp(9rem, 64vw, 26rem); font-weight: 900; font-stretch: 75%; line-height: .78; letter-spacing: -.03em; font-variant-numeric: tabular-nums;
  color: var(--navy);
}
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .anios__n { color: transparent; background-color: var(--noche); background-position: 50% 40%; background-size: cover; background-repeat: no-repeat; -webkit-background-clip: text; background-clip: text; }
}
.anios .titulo { font-size: clamp(2.2rem, 10.5vw, 4rem); }
.anios .titulo span { display: block; }
.timeline { margin-top: 26px; max-width: 520px; }
.timeline__bar { position: relative; height: 12px; }
.timeline__bar::before, .timeline__fill { content: ''; position: absolute; left: 4px; right: 4px; top: 5px; height: 2px; background: var(--line-2); }
.timeline__fill { background: var(--g); transform-origin: left center; }
.timeline__dot { position: absolute; left: 0; top: 2px; width: 8px; height: 8px; border-radius: 50%; background: var(--g); }
.timeline__dot--now { left: auto; right: -1px; top: 0; width: 12px; height: 12px; background: var(--paper); border: 2px solid var(--g); }
.timeline__labels { display: flex; justify-content: space-between; margin-top: 6px; font-size: 12px; font-weight: 600; color: var(--text-3); font-variant-numeric: tabular-nums; }

.etiqueta--calidad { margin-top: 48px; }
.etiqueta--calidad dd { display: flex; gap: 14px; align-items: center; }
.etiqueta--calidad small { font-size: 12px; color: var(--text-3); font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.etiqueta--calidad .dd--lista { display: grid; gap: 4px; align-items: start; color: var(--text-2); font-weight: 400; }
.dd--rating { flex-wrap: wrap; }
.dd--rating b { font-size: 40px; font-weight: 300; font-stretch: 75%; line-height: 1; letter-spacing: -.02em; color: var(--g); }
.dd--rating small { flex-basis: 100%; }
.stars { display: flex; gap: 2px; color: var(--g); }
.stars .ico { fill: currentColor; stroke: none; }
.stars .ico--half { opacity: .35; }
.sello-iso { flex: none; width: 86px; height: auto; border-radius: 3px; box-shadow: 0 1px 3px rgba(8, 47, 75, .12); }
.sello--mini { width: 54px; }
.sello--mini .sello__s { font-size: 14px; }

/* ---------- Contacto ---------- */
.contacto { padding-top: 0; }
.fachada { position: relative; overflow: hidden; height: 62vw; max-height: 620px; margin-bottom: 52px; background: var(--g-soft); }
.fachada img { width: 100%; height: 118%; object-fit: cover; object-position: 50% 60%; will-change: transform; }
.contacto__grid { display: grid; gap: 40px; }
.contacto__grid > * { min-width: 0; }
.tel {
  display: inline-block; margin-top: 18px;
  font-size: clamp(3rem, 15vw, 5.6rem); font-weight: 300; font-stretch: 75%; line-height: 1; letter-spacing: -.02em;
  color: var(--g); font-variant-numeric: tabular-nums; transition: color .25s var(--ease);
}
.tel:hover { color: var(--navy); }
.contacto__cta { margin-top: 18px; }
.hours { margin-top: 16px; display: flex; gap: 10px; font-size: 15px; line-height: 1.45; color: var(--text-2); }
.hours .ico { margin-top: 3px; color: var(--g); }
.hours .btn--text { min-height: 40px; padding: 0; }

.form {
  position: relative; display: grid; gap: 14px; padding: 24px 20px; border-radius: var(--r);
  background: var(--white); border-top: 3px solid var(--g); box-shadow: var(--shadow);
}
.field { display: grid; gap: 6px; }
.field > span { font-size: 13px; font-weight: 600; color: var(--text-2); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 12px 14px;
  font: inherit; font-size: 16px; color: var(--text);
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 4px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background-color .2s var(--ease);
}
.field textarea { resize: vertical; min-height: 96px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; background: var(--white); border-color: var(--g); box-shadow: 0 0 0 4px rgba(29, 147, 209, .15); }
.field-row { display: grid; gap: 14px; }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: var(--text-2); cursor: pointer; }
.check input { margin: 2px 0 0; width: 20px; height: 20px; accent-color: var(--g); flex: none; }
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form__msg { font-size: 14px; color: var(--text-2); min-height: 1.4em; }
.form__msg.is-error { color: #A3271D; }
.form .is-invalid { border-color: #A3271D !important; }

/* ---------- Pie ---------- */
.foot { padding: 20px 0 32px; }
.foot__lema { margin-bottom: 28px; font-size: clamp(1.9rem, 9vw, 4.4rem); font-weight: 800; font-stretch: 80%; text-transform: uppercase; line-height: .92; }
.foot__lema span { display: block; }
.etiqueta--foot { grid-template-columns: 1fr 1fr; }
.etiqueta--foot > div + div { border-top: 0; }
.etiqueta--foot > div:nth-child(even) { border-left: 1px solid var(--line); }
.etiqueta--foot > div:nth-child(n+3) { border-top: 1px solid var(--line); }
.etiqueta__logo { display: flex; align-items: center; justify-content: flex-end; }
.etiqueta__logo img { height: 34px; width: auto; }
.etiqueta dd a { display: inline-block; padding: 12px 0; margin: -12px 0; }
.foot__row { margin-top: 22px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.foot__group { display: flex; align-items: center; gap: 10px; min-height: 44px; font-size: 12px; color: var(--text-3); }
.foot__group img { height: 26px; width: auto; }
.foot__social { display: flex; gap: 4px; }
.foot__social a { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; color: var(--text-2); transition: background-color .25s var(--ease), color .25s var(--ease); }
.foot__social a:hover { background: var(--white); color: var(--g-ink); }
.foot__copy { width: 100%; font-size: 12px; color: var(--text-3); }

/* ---------- Acciones fijas (móvil) ---------- */
.dock {
  position: fixed; left: 10px; right: 10px; bottom: calc(10px + var(--safe-b)); z-index: 45;
  display: flex; align-items: center; gap: 4px; padding: 6px; border-radius: 999px;
  background: rgba(255, 255, 255, .9); border: 1px solid rgba(255, 255, 255, .95);
  backdrop-filter: saturate(1.4) blur(18px); -webkit-backdrop-filter: saturate(1.4) blur(18px);
  box-shadow: var(--shadow-up);
  transition: transform .5s var(--ease);
}
.dock.is-hidden { transform: translateY(calc(100% + 20px)); }
.dock__item { flex: 1; min-height: 48px; display: grid; justify-items: center; align-content: center; gap: 1px; border-radius: 999px; font-size: 10.5px; font-weight: 650; color: var(--text-2); }
.dock__item .ico { width: 19px; height: 19px; }
.dock__call { position: relative; isolation: isolate; overflow: hidden; flex: 1.5; min-height: 48px; display: flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; font-size: 15px; font-weight: 700; }
.dock__call::after { animation: reflejo 5s var(--ease) 3s infinite; }

/* ---------- Estados iniciales de las animaciones (solo con JS y movimiento) ---------- */
.anim [data-hero], .anim [data-reveal] { opacity: 0; }

/* ==========================================================================
   ≥ 640 px
   ========================================================================== */
@media (min-width: 640px) {
  :root { --pad: 32px; }
  .bar__cat { display: inline-flex; }
  .h-algo { font-size: 12vw; }
  .mas { font-size: 40vw; }
  .h-resto { font-size: 6.4vw; }
  .fases li { font-size: 11.5px; }
  .fases b { font-size: 26px; }
  .tira__foto--a { height: 260px; }
  .tira__foto--b { height: 190px; margin-top: 70px; }
  .tira__foto--c { height: 320px; }
  .section { padding: 110px 0; }
  .mosaico { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 190px; gap: 10px; }
  .tesela__nombre { font-size: 18px; }
  .etiqueta--calidad { grid-template-columns: 1fr 1fr; }
  .etiqueta--calidad > div:nth-child(2) { border-top: 0; border-left: 1px solid var(--line); }
  .etiqueta--calidad > div:nth-child(4) { border-left: 1px solid var(--line); }
  .field-row { grid-template-columns: 1fr 1fr; }
  .form { padding: 28px; }
  .etiqueta--foot { grid-template-columns: repeat(3, 1fr) auto; }
  .etiqueta--foot > div:nth-child(n) { border-top: 0; border-left: 1px solid var(--line); }
  .etiqueta--foot > div:first-child { border-left: 0; }
  .etiqueta__logo { padding-left: 24px !important; }
  .foot__copy { width: auto; }
}

/* ==========================================================================
   ≥ 1024 px
   ========================================================================== */
@media (min-width: 1024px) {
  :root { --pad: 48px; --bar: 76px; }
  body { padding-bottom: 0; }
  .dock, .bar__menu { display: none; }
  .bar__call { display: inline-flex; }
  .bar__nav { display: flex; gap: 2px; margin-left: 28px; }
  .bar__nav a { position: relative; padding: 8px 12px; font-size: 14px; font-weight: 600; color: var(--text-2); transition: color .2s var(--ease); }
  .bar__nav a::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: 2px; height: 2px; background: var(--g); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
  .bar__nav a:hover, .bar__nav a.is-active { color: var(--navy); }
  .bar__nav a:hover::after, .bar__nav a.is-active::after { transform: scaleX(1); }
  .bar__logo img { height: 38px; }

  /* Portada como la de LinkedIn: ALGO · [MÁS] · que fabricantes de / productos químicos */
  .hero { min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding-top: calc(var(--bar) + 24px); }
  /* Todo se mide con la anchura real del contenedor (--cw), no con la ventana: en pantallas anchas no se corta */
  .hero__in { --cw: min(100vw - var(--pad) * 2, var(--container)); display: grid; grid-template-columns: auto auto minmax(0, 1fr); column-gap: calc(var(--cw) * .018); align-items: end; }
  .hero__kicker { grid-column: 3; grid-row: 1; align-self: end; margin: 0 0 calc(var(--cw) * .014); }
  .hero__title { display: contents; }
  .h-algo { grid-column: 1; grid-row: 2; font-size: calc(var(--cw) * .068); align-self: end; padding-bottom: calc(var(--cw) * .012); }
  .mas { grid-column: 2; grid-row: 1 / 3; font-size: calc(var(--cw) * .235); margin: 0 0 -.02em; }
  .sr { grid-column: 1; grid-row: 2; }
  .h-resto { grid-column: 3; grid-row: 2; align-self: end; font-size: calc(var(--cw) * .03); padding-bottom: calc(var(--cw) * .012); margin: 0; }
  .h-que { white-space: nowrap; }
  .h-pq { font-size: 1.95em; }
  .hero__pie { grid-column: 1 / -1; grid-row: 3; margin-top: 46px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
  .fases { gap: 16px; }
  .fases li { font-size: 12px; padding-top: 14px; }
  .fases b { font-size: 34px; }
  .tira { padding-bottom: 80px; }
  .hero__lead { font-size: 18px; }
  .tira { margin-top: 64px; }
  .tira__foto--a { height: 300px; }
  .tira__foto--b { height: 220px; margin-top: 80px; }
  .tira__foto--c { height: 380px; margin-top: 20px; }
  .tira__pista { gap: 20px; }

  .section { padding: 140px 0; }
  .head { margin-bottom: 52px; }

  /* Mosaico: 5 columnas × 3 filas, sin huecos */
  .mosaico { grid-template-columns: repeat(5, 1fr); grid-auto-rows: clamp(190px, 24vh, 250px); grid-auto-flow: dense; gap: 12px; }
  .tesela--ancha { grid-column: span 2; }
  .tesela__etq { left: 12px; right: 12px; bottom: 12px; padding: 12px 14px 13px; }
  .tesela__nombre { font-size: 21px; }
  .tesela__n { font-size: 12px; }
  .tesela--grande .tesela__nombre { font-size: clamp(2.4rem, 3.4vw, 3.4rem); }
  .tesela--grande .tesela__etq { left: 16px; bottom: 16px; padding: 16px 18px 18px; min-width: 52%; }
  /* El panel entra desde la derecha */
  .panel-sector__hoja { left: auto; top: 0; width: min(560px, 44vw); max-height: none; border-radius: 0; }
  .ficha__txt { padding: 26px 30px 30px; }
  .panel-sector__nav { padding: 14px 24px; }

  /* Así limpia: los pasos a la izquierda, la ilustración grande a la derecha */
  .quimica__in { grid-template-columns: minmax(0, .8fr) minmax(0, 1fr); gap: 72px; align-items: center; }
  .quimica__visual { order: 2; height: 74svh; margin: 0; }

  .quimica__pasos { order: 1; }
  .qpaso { grid-area: auto; opacity: .28; transform: none; padding: 22px 0; border-top: 1px solid var(--line-2); }
  .qpaso.is-on { opacity: 1; }
  .qpaso b { font-size: 60px; }
  .qpaso h3 { font-size: 30px; }

  /* Recorrido en horizontal: la sección se queda fija y las fases pasan de lado */
  .metodo .head { margin-bottom: 40px; }
  .pasos__pista { display: flex; align-items: flex-start; gap: 5vw; width: max-content; padding: 0 var(--pad); padding-left: max(var(--pad), calc((100vw - var(--container)) / 2)); padding-right: 34vw; will-change: transform; }
  .paso { width: min(34vw, 540px); }
  .paso__ilus { padding: 0; }
  .r-stub { display: none; }
  .pasos__tubo { left: 0; top: 0; width: 0; height: 12px; }
  .pasos__liq { background: linear-gradient(90deg, #4DBDF4, #1679B5); transform-origin: left; transform: scaleX(0); }
  .paso__txt { padding: 18px 0 0; }
  .paso__n { font-size: 84px; }
  .paso h3 { font-size: 40px; }
  .paso p { font-size: 17px; }

  .calidad__top { grid-template-columns: auto 1fr; column-gap: 48px; align-items: end; }
  .calidad__top .kicker { grid-column: 1 / -1; }
  .anios { display: contents; }
  .anios__n { grid-column: 1; grid-row: 2 / 4; font-size: min(26vw, 25rem); }
  .anios .titulo { grid-column: 2; grid-row: 2; font-size: clamp(3rem, 5vw, 5rem); align-self: end; }
  .timeline { grid-column: 2; grid-row: 3; align-self: end; margin-bottom: 2.4vw; }
  .etiqueta--calidad { grid-template-columns: repeat(4, 1fr); margin-top: 72px; }
  .etiqueta--calidad > div + div { border-top: 0; border-left: 1px solid var(--line); }
  .etiqueta--calidad > div { padding: 24px; }

  .fachada { height: 64vh; max-height: 720px; margin-bottom: 96px; }
  .contacto__grid { grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
  .form { padding: 36px; }
  .foot { padding: 40px 0 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .btn--brilla::after, .dock__call::after { animation: none; }
  .fases li.is-on::after { animation: none; transform: scaleX(1); }
  .rot__anillo { animation: none; }
  .qpaso { opacity: 1 !important; transform: none !important; grid-area: auto !important; }
  .destello { transform: scale(.8); }
  *, *::before, *::after { transition-duration: .01ms !important; }
}