/* =============================================================
   Extintores Valle Union — hoja de estilos
   -------------------------------------------------------------
   1. Tokens          5. Componentes        9. Efectos
   2. Reset y base    6. Portada           10. Movimiento reducido
   3. Utilidades      7. Catálogo
   4. Tipografía      8. Adaptación por ancho
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
/* Concepto: la página se compone como la etiqueta de un extintor.
   Fondo rojo Valleunión, mayúsculas condensadas, datos en placas de filete recto. */
:root {
  --rojo: #B61826;        /* rojo de la portada del catálogo */
  --rojo-osc: #8E1220;
  --tinta: #181210;       /* negro cálido, virado hacia el rojo */
  --tinta-2: #2A201D;
  --papel: #FFFFFF;       /* blanco de etiqueta */
  --papel-suave: rgba(255, 255, 255, 0.84);
  --acero: #ECEAE6;       /* gris de chapa para secciones alternas */
  --acero-2: #CFCAC3;
  --gris: #645E59;        /* texto secundario sobre blanco */
  --verde: #2F8F4A;       /* zona verde del manómetro */
  --llama: #FFC83D;       /* solo para la llama de la portada */
  --llama-2: #FFF1C4;

  --display: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", "Helvetica Neue", Arial, sans-serif;
  --sans: "Barlow", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, "DejaVu Sans Mono", monospace;

  --gutter: clamp(1rem, 4vw, 3rem);
  --max: 85rem;
  --bloque: clamp(4rem, 9vw, 7.5rem);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Valores que cambian según el fondo de la sección */
  --foco: var(--tinta);
  --filete: var(--tinta);
  --inv-fondo: var(--tinta);
  --inv-texto: var(--papel);

  color-scheme: light;
}

/* =============================================================
   2. Reset y base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
  overflow-x: clip;
}

body {
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--tinta);
  background: var(--papel);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; padding: 0; }
ul, ol { list-style: none; padding: 0; }
address { font-style: normal; }
strong { font-weight: 600; }
p { text-wrap: pretty; }
sub { font-size: 0.62em; line-height: 0; vertical-align: baseline; position: relative; top: 0.25em; }

::selection { background: var(--tinta); color: var(--papel); }
:focus-visible { outline: 3px solid var(--foco); outline-offset: 3px; }

/* =============================================================
   3. Utilidades
   ============================================================= */
.w {
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.sr-only, .trampa {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

.sprite { position: absolute; }
.nb { white-space: nowrap; }

.skip-link {
  position: fixed; top: -6rem; left: 1rem; z-index: 100;
  padding: 0.7rem 1rem; background: var(--tinta); color: var(--papel);
  font-family: var(--display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
}
.skip-link:focus { top: 1rem; }

.fl { width: 1.6em; height: 0.75em; flex: none; }
.fl-s { width: 0.8em; height: 0.8em; flex: none; }

/* Fondos de sección */
.s-rojo {
  background: var(--rojo); color: var(--papel);
  --foco: var(--papel); --filete: rgba(255, 255, 255, 0.45);
  --inv-fondo: var(--papel); --inv-texto: var(--rojo);
}
.s-tinta {
  background: var(--tinta); color: var(--papel);
  --foco: var(--papel); --filete: rgba(255, 255, 255, 0.3);
  --inv-fondo: var(--papel); --inv-texto: var(--tinta);
}
.s-acero { background: var(--acero); }
.s-tinta ::selection { background: var(--rojo); color: var(--papel); }
.s-rojo ::selection { background: var(--papel); color: var(--rojo); }

/* =============================================================
   4. Tipografía
   ============================================================= */
h1, h2, h3 {
  font-family: var(--display);
  text-transform: uppercase;
  text-wrap: balance;
  overflow-wrap: break-word;
}

h2 {
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 4.75rem);
  line-height: 0.92;
  max-width: 18ch;
}

.rotulo {
  display: flex; align-items: center; gap: 0.6em;
  font-family: var(--mono); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
}
.rotulo::before { content: ""; width: 0.6em; height: 0.6em; background: currentColor; flex: none; }

.entrada { font-size: 1.2rem; line-height: 1.45; max-width: 38rem; margin-top: 1rem; }

/* =============================================================
   5. Componentes
   ============================================================= */

/* ---- Botones ---- */
.btn {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--display); font-weight: 700; font-size: 1.125rem;
  letter-spacing: 0.05em; text-transform: uppercase; line-height: 1;
  padding: 0.95rem 1.5rem;
  border: 2px solid var(--btn-borde, currentColor);
  background: var(--btn-fondo, transparent);
  color: var(--btn-texto, inherit);
  transition: background-color 0.12s, color 0.12s, border-color 0.12s;
}
.btn--rojo { --btn-fondo: var(--rojo); --btn-texto: var(--papel); --btn-borde: var(--rojo); }
.btn--rojo:hover { --btn-fondo: var(--tinta); --btn-borde: var(--tinta); }
.s-tinta .btn--rojo:hover { --btn-fondo: var(--papel); --btn-texto: var(--rojo); --btn-borde: var(--papel); }
.btn--tinta { --btn-fondo: var(--tinta); --btn-texto: var(--papel); --btn-borde: var(--tinta); }
.btn--tinta:hover { --btn-fondo: var(--rojo); --btn-borde: var(--rojo); }
.btn--papel { --btn-fondo: var(--papel); --btn-texto: var(--rojo); --btn-borde: var(--papel); }
.btn--papel:hover { --btn-fondo: var(--tinta); --btn-texto: var(--papel); --btn-borde: var(--tinta); }
.btn--linea:hover { --btn-fondo: var(--papel); --btn-texto: var(--rojo); --btn-borde: var(--papel); }
.btn--linea-tinta { --btn-borde: var(--tinta); --btn-texto: var(--tinta); }
.btn--linea-tinta:hover { --btn-fondo: var(--tinta); --btn-texto: var(--papel); }
.btn[disabled] { opacity: 0.6; cursor: progress; }

/* ---- Enlace con flecha ---- */
.enlace {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--display); font-weight: 700; font-size: 1.125rem;
  letter-spacing: 0.05em; text-transform: uppercase; line-height: 1.1;
  padding: 0.2rem 0.3rem 0.25rem; margin-left: -0.3rem;
  border-bottom: 2px solid currentColor;
  transition: background-color 0.12s, color 0.12s;
}
.enlace:hover { background: var(--inv-fondo); color: var(--inv-texto); border-color: var(--inv-fondo); }

/* ---- Franja superior: idiomas y contacto ---- */
.franja { background: var(--tinta); color: var(--papel); --foco: var(--papel); }
.franja-in {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding-block: 0.35rem;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.04em;
}
.idiomas ul { display: flex; gap: 0.1rem; margin-left: -0.45rem; }
.idiomas a { display: block; padding: 0.2rem 0.45rem; letter-spacing: 0.08em; }
.idiomas a:hover { text-decoration: underline; text-underline-offset: 0.2em; }
.idiomas a[aria-current] { background: var(--papel); color: var(--tinta); }
.franja-datos { display: flex; gap: 1.5rem; white-space: nowrap; }
.franja-datos a:hover { text-decoration: underline; text-underline-offset: 0.2em; }
.franja-mail { display: none; }

/* ---- Cabecera ---- */
.cabecera {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: var(--papel);
  border-bottom: 2px solid var(--tinta);
}
.cabecera-in {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 0.5rem 1.25rem;
  min-height: 4rem; padding-block: 0.5rem;
}

.marca { display: inline-flex; align-items: center; flex: none; }
.marca img { height: 1.75rem; width: auto; }

.menu { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.5rem; width: 100%; }
.menu ul { display: flex; flex-wrap: wrap; gap: 0.25rem 0.5rem; }
.menu ul a {
  display: block; padding: 0.3rem 0.5rem;
  font-family: var(--display); font-weight: 600; font-size: 1.1rem;
  letter-spacing: 0.06em; text-transform: uppercase; white-space: nowrap;
}
.menu ul a:hover, .menu ul a[aria-current] { background: var(--tinta); color: var(--papel); }
.menu-cta { padding: 0.7rem 1.1rem; font-size: 1rem; white-space: nowrap; }

.menu-btn {
  display: none; align-items: center; gap: 0.7rem;
  padding: 0.55rem 0.8rem; border: 2px solid var(--tinta);
  font-family: var(--display); font-weight: 700; font-size: 1rem;
  letter-spacing: 0.06em; text-transform: uppercase; line-height: 1;
}
.menu-ico, .menu-ico::before, .menu-ico::after {
  display: block; width: 1.25rem; height: 2px; background: currentColor;
}
.menu-ico { position: relative; }
.menu-ico::before, .menu-ico::after { content: ""; position: absolute; left: 0; transition: transform 0.2s var(--ease-out); }
.menu-ico::before { top: -6px; }
.menu-ico::after { top: 6px; }
.abierto .menu-ico { background: transparent; }
.abierto .menu-ico::before { transform: translateY(6px) rotate(45deg); }
.abierto .menu-ico::after { transform: translateY(-6px) rotate(-45deg); }

/* Menú plegado: solo si hay JavaScript y la pantalla es estrecha */
@media (max-width: 1179.98px) {
  .js .menu-btn { display: inline-flex; }
  .js .menu {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 1.25rem;
    width: auto; max-height: calc(100vh - 5rem); overflow-y: auto;
    padding: 0.5rem var(--gutter) 1.5rem;
    background: var(--papel);
    border-top: 1px solid var(--tinta);
    border-bottom: 2px solid var(--tinta);
  }
  .js .abierto .menu { display: flex; }
  .js .menu ul { flex-direction: column; gap: 0; }
  .js .menu ul a {
    padding: 0.7rem 0; font-size: 2rem; font-weight: 700; line-height: 1;
    border-bottom: 1px solid var(--acero-2);
  }
  .js .menu ul a:hover, .js .menu ul a[aria-current] { background: none; color: var(--rojo); }
  .js .menu-cta { justify-content: center; padding: 1rem; font-size: 1.125rem; }
}

/* ---- Cabecera de sección ---- */
.seccion { padding-block: var(--bloque); }
.cab-seccion { display: grid; gap: 1rem; align-items: start; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.cab-seccion > * { min-width: 0; }

/* =============================================================
   6. Portada
   ============================================================= */

/* ---- Inicio ---- */
.hero { padding-top: clamp(2.5rem, 6vw, 5rem); }
.hero-in { display: grid; gap: 2.5rem; align-items: start; }
.hero-texto { min-width: 0; }

.hero-titulo {
  font-weight: 800;
  font-size: clamp(3rem, 7.6vw, 7rem);
  line-height: 0.88;
  margin-block: 1.4rem 1.5rem;
}
.hero-titulo .linea { display: block; overflow: hidden; padding-top: 0.14em; margin-top: -0.14em; }
.hero-titulo .linea > span { display: block; }

.hero-lead { font-size: clamp(1.15rem, 1.6vw, 1.35rem); line-height: 1.45; max-width: 35rem; }
.hero-acciones { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

/* ---- Escena animada: el extintor apaga la llama ---- */
.escena { max-width: 32rem; min-width: 0; }
.escena-svg { width: 100%; height: auto; color: var(--papel); overflow: visible; }
.esc-suelo { fill: none; stroke: rgba(255, 255, 255, 0.5); stroke-width: 1.25; }
.esc-hueco { stroke: var(--rojo); }

.et-fondo { fill: var(--papel); }
.et-tinta { fill: var(--rojo); }
.et-raya { fill: var(--rojo); opacity: 0.4; }
.et-letra { fill: var(--papel); font: 800 15px var(--display); text-anchor: middle; }

.det-guia { fill: none; stroke: currentColor; stroke-width: 1.25; stroke-dasharray: 4 4; }
.det-cara { fill: var(--papel); }
.det-aro { fill: none; stroke: var(--tinta); stroke-width: 1.5; }
.det-rojo { fill: none; stroke: var(--rojo); stroke-width: 9; }
.det-verde { fill: none; stroke: var(--verde); stroke-width: 9; }
.det-aguja { fill: none; stroke: var(--tinta); stroke-width: 3.5; transform: rotate(8deg); }
.det-eje { fill: var(--tinta); }

.esc-polvo circle { fill: var(--papel); opacity: 0; }
.esc-humo circle { fill: var(--papel); opacity: 0; transform-box: fill-box; transform-origin: 50% 50%; }
.llama-ext { fill: var(--llama); }
.llama-int { fill: var(--llama-2); }

.escena-pie {
  display: flex; align-items: center; gap: 0.6rem;
  margin-top: 0.9rem;
  font-family: var(--mono); font-size: 0.74rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
}
.escena-luz { width: 0.6rem; height: 0.6rem; background: var(--llama); flex: none; }
[data-fase="1"] .escena-luz, [data-fase="3"] .escena-luz { background: var(--papel); }
[data-fase="2"] .escena-luz { background: var(--verde); outline: 1px solid var(--papel); }

/* Cifras al pie de la portada */
.cifras {
  display: grid; grid-template-columns: repeat(2, 1fr);
  margin-top: clamp(2.5rem, 6vw, 4rem);
  border-top: 1px solid var(--filete);
}
.cifras > div { display: flex; flex-direction: column-reverse; justify-content: flex-end; padding: 1.2rem 1rem 1.4rem 0; min-width: 0; }
.cifras dd {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(3.25rem, 7vw, 5.5rem); line-height: 0.85;
  font-variant-numeric: tabular-nums;
}
.cifras dt {
  margin-top: 0.7rem; max-width: 22ch;
  font-family: var(--mono); font-size: 0.7rem; line-height: 1.4;
  letter-spacing: 0.08em; text-transform: uppercase;
}
@media (max-width: 959.98px) {
  .cifras > div:nth-child(even) { padding-left: 1rem; border-left: 1px solid var(--filete); }
  .cifras > div:nth-child(n+3) { border-top: 1px solid var(--filete); }
}

/* ---- Cinta ---- */
.cinta { overflow: clip; padding-block: 0.95rem; }
.cinta-pista { display: flex; width: max-content; animation: cinta 50s linear infinite; }
.cinta:hover .cinta-pista { animation-play-state: paused; }
.cinta ul { display: flex; flex: none; }
.cinta li {
  display: flex; align-items: center; gap: 1.75rem; padding-right: 1.75rem;
  white-space: nowrap;
  font-family: var(--display); font-weight: 700; font-size: 1.6rem; line-height: 1;
  letter-spacing: 0.04em; text-transform: uppercase;
}
.cinta li::after { content: ""; width: 0.55rem; height: 0.55rem; background: var(--rojo); flex: none; }
@keyframes cinta { to { transform: translateX(-50%); } }

/* ---- Líneas de producto ---- */
.lineas {
  display: grid; gap: 1px;
  background: var(--tinta);
  border: 1px solid var(--tinta);
}
.lineas > li { background: var(--papel); min-width: 0; }
.linea-prod {
  display: flex; flex-direction: column; gap: 0.6rem;
  height: 100%; padding: 1.25rem 1.4rem 1.4rem;
  background: var(--papel); color: var(--tinta);
}
.linea-foto { display: flex; align-items: center; justify-content: center; height: 10rem; margin-bottom: 0.6rem; }
.linea-foto img { width: auto; height: auto; max-width: 100%; max-height: 100%; transition: transform 0.4s var(--ease-out); }
.linea-prod h3 { font-weight: 700; font-size: 1.85rem; line-height: 1; transition: color 0.1s; }
.linea-prod p { font-size: 1rem; color: var(--gris); }
.linea-cta {
  display: flex; align-items: center; gap: 0.6rem;
  margin-top: auto; padding-top: 1rem;
  font-family: var(--mono); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
}
.linea-prod:hover, .linea-prod:focus-visible { box-shadow: inset 0 0 0 4px var(--rojo); }
.linea-prod:hover h3, .linea-prod:hover .linea-cta { color: var(--rojo); }
.linea-prod:hover .linea-foto img { transform: scale(1.06); }
.linea-prod:focus-visible { outline-offset: -4px; }
.linea-prod .fl { transition: transform 0.25s var(--ease-out); }
.linea-prod:hover .fl { transform: translateX(0.4rem); }

/* ---- Gama de extintores ---- */
.gama { display: grid; gap: 1.25rem; align-items: start; }

.placa {
  position: sticky; top: calc(env(safe-area-inset-top, 0px) + 4.4rem); z-index: 5;
  display: grid; grid-template-columns: 3.6rem 1fr; gap: 0.35rem 0.9rem; align-items: center;
  padding: 0.75rem 0.9rem 0.8rem;
  background: var(--tinta); color: var(--papel);
  --filete: rgba(255, 255, 255, 0.3);
}
.placa-cab {
  display: none; justify-content: space-between; gap: 1rem;
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--papel-suave);
}
.placa-foto {
  grid-row: 1 / span 2; align-self: stretch;
  display: flex; align-items: center; justify-content: center;
  min-height: 4.6rem; padding: 0.3rem;
  background: var(--papel);
}
.placa-foto img { width: auto; height: auto; max-width: 100%; max-height: 4.2rem; }
.placa-modelo {
  font-family: var(--display); font-weight: 800; font-size: 2.1rem; line-height: 0.9;
  letter-spacing: 0.01em; white-space: nowrap;
}
.placa-datos { display: flex; flex-wrap: wrap; gap: 0.2rem 1.1rem; min-width: 0; }
.placa-datos dt { font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--papel-suave); }
.placa-datos dd { font-family: var(--mono); font-size: 0.8rem; font-weight: 500; }
.placa-det { display: none; }
.placa-clases { grid-column: 1 / -1; display: flex; align-items: center; gap: 0.75rem; margin-top: 0.2rem; }
.placa-sub { display: none; }
.placa-clases ul { display: flex; gap: 0.3rem; }
.placa-clases li {
  display: grid; place-items: center;
  width: 1.75rem; height: 1.75rem;
  border: 1.5px dashed rgba(255, 255, 255, 0.4);
  color: rgba(255, 255, 255, 0.45);
}
.placa-clases li b { font-family: var(--display); font-weight: 800; font-size: 1.15rem; line-height: 1; }
.placa-clases li span { display: none; }
.placa-clases li.on { background: var(--rojo); border: 1.5px solid var(--rojo); color: var(--papel); }
.placa-nota { font-family: var(--mono); font-size: 0.62rem; line-height: 1.35; color: var(--papel-suave); }
.placa.cambia .placa-modelo { animation: sello 0.4s var(--ease-out); }
.placa.cambia .placa-foto img { animation: foto 0.4s var(--ease-out); }
@keyframes sello { from { transform: translateY(0.3em); opacity: 0.15; } }
@keyframes foto { from { transform: scale(0.9); opacity: 0.2; } }

.gama-lista { min-width: 0; }
.gama-tabla { width: 100%; border-collapse: collapse; }
.gama-tabla thead th {
  padding: 0.6rem 0.75rem; text-align: left;
  font-family: var(--mono); font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--gris);
}
.gama-tabla tr.grupo th {
  padding: 1.6rem 0.75rem 0.55rem 0; text-align: left;
  font-family: var(--display); font-weight: 700; font-size: 1.4rem; line-height: 1;
  letter-spacing: 0.03em; text-transform: uppercase;
  border-bottom: 2px solid var(--tinta);
}
.gama-tabla tbody tr.grupo:first-child th { padding-top: 0.4rem; }
.gama-tabla tbody tr:not(.grupo) { border-bottom: 1px solid var(--tinta); cursor: pointer; transition: background-color 0.08s, color 0.08s; }
.gama-tabla tbody tr:not(.grupo) > * { padding: 0.8rem 0.75rem; text-align: left; vertical-align: middle; font-weight: 400; }
.gama-btn { font-family: var(--mono); font-weight: 500; font-size: 1rem; text-align: left; white-space: nowrap; }
.gama-tabla td:nth-child(4) { font-family: var(--mono); font-size: 0.92rem; white-space: nowrap; }
.gama-tabla td:nth-child(2), .gama-tabla td:nth-child(5) { white-space: nowrap; }
.cl {
  display: inline-grid; place-items: center;
  width: 1.5rem; height: 1.5rem; margin-right: 0.25rem;
  background: var(--rojo); color: var(--papel);
  font-family: var(--display); font-weight: 700; font-size: 1rem; line-height: 1;
}
.gama-tabla td.na { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--gris); }
.gama-tabla tbody tr:not(.grupo):hover { background: var(--rojo); color: var(--papel); }
.gama-tabla tbody tr:not(.grupo):hover .cl { background: var(--papel); color: var(--rojo); }
.gama-tabla tbody tr:not(.grupo):hover td.na { color: var(--papel); }
.gama-tabla tbody tr.sel { background: var(--tinta); color: var(--papel); }
.gama-tabla tbody tr.sel .cl { background: var(--rojo); color: var(--papel); }
.gama-tabla tbody tr.sel td.na { color: var(--acero-2); }
.gama-tabla tbody tr.sel .gama-btn:focus-visible,
.gama-tabla tbody tr:hover .gama-btn:focus-visible { outline-color: var(--papel); }

@media (max-width: 719.98px) {
  .gama-tabla thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .gama-tabla tbody tr.grupo { display: block; }
  .gama-tabla tbody tr.grupo th { display: block; padding-left: 0; }
  .gama-tabla tbody tr:not(.grupo) { display: grid; grid-template-columns: 1fr auto; gap: 0.25rem 1rem; padding: 0.85rem 0.75rem; }
  .gama-tabla tbody tr:not(.grupo) > * { display: block; padding: 0; }
  .gama-tabla tbody tr:not(.grupo) > th { grid-column: 1; grid-row: 1; }
  .gama-tabla tbody tr:not(.grupo) > td:nth-child(4) { grid-column: 2; grid-row: 1; text-align: right; }
  .gama-tabla tbody tr:not(.grupo) > td:nth-child(3) { grid-column: 1; grid-row: 2; }
  .gama-tabla tbody tr:not(.grupo) > td:nth-child(2) { grid-column: 2; grid-row: 2; text-align: right; }
  .gama-tabla tbody tr:not(.grupo) > td:nth-child(5) { grid-column: 1 / -1; grid-row: 3; margin-top: 0.4rem; }
}

.gama-notas { display: grid; gap: 1rem; margin-top: 1.75rem; max-width: 46rem; font-size: 0.98rem; }
.gama-notas strong {
  font-family: var(--display); font-weight: 700; font-size: 1.1em;
  letter-spacing: 0.04em; text-transform: uppercase; margin-right: 0.25em;
}

/* ---- Empresa ---- */
.empresa { display: grid; gap: 2.5rem; align-items: start; }
.empresa-texto { min-width: 0; }
.empresa-texto h2 { margin-top: 1rem; }
.empresa-texto .entrada { color: var(--papel-suave); }

.video { min-width: 0; }
.video-play {
  position: relative; display: block;
  aspect-ratio: 16 / 9; width: 100%;
  background: var(--tinta-2);
  border: 2px solid var(--papel);
  overflow: hidden;
}
.video-simbolo { position: absolute; top: 0; right: 0; width: 46%; opacity: 0.09; transition: opacity 0.2s; }
.video-ico {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  display: grid; place-items: center; width: 5rem; height: 5rem;
  background: var(--rojo); color: var(--papel);
  transition: background-color 0.12s, color 0.12s;
}
.video-ico svg { width: 2rem; height: 2rem; }
.video-txt { position: absolute; left: 0; bottom: 0; padding: 0.8rem 1rem; background: var(--tinta); max-width: 100%; }
.video-txt strong { display: block; font-family: var(--display); font-weight: 700; font-size: 1.4rem; line-height: 1.05; letter-spacing: 0.03em; text-transform: uppercase; }
.video-txt small { display: block; margin-top: 0.2rem; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.04em; color: var(--papel-suave); }
.video-play:hover .video-ico { background: var(--papel); color: var(--rojo); }
.video-play:hover .video-simbolo { opacity: 0.16; }
.video iframe { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; border: 2px solid var(--papel); background: var(--tinta-2); }
.video-pie { margin-top: 1rem; }

.pasos { counter-reset: paso; display: grid; margin-top: clamp(2.5rem, 6vw, 4rem); border-top: 1px solid var(--filete); }
.pasos li {
  counter-increment: paso;
  display: grid; grid-template-columns: 4rem 1fr; gap: 0.3rem 1rem; align-items: start;
  padding: 1.4rem 0 1.5rem; min-width: 0;
  border-bottom: 1px solid var(--filete);
}
.pasos li::before {
  content: counter(paso, decimal-leading-zero);
  grid-row: 1 / span 2;
  font-family: var(--display); font-weight: 800; font-size: 3.25rem; line-height: 0.85;
  font-variant-numeric: tabular-nums;
}
.pasos h3 { grid-column: 2; font-weight: 700; font-size: 1.6rem; line-height: 1; min-width: 0; }
.pasos p { grid-column: 2; color: var(--papel-suave); }

.tv { display: grid; gap: 0.9rem 2rem; align-items: center; margin-top: 2.5rem; padding: 1.4rem 1.5rem; border: 1px solid var(--filete); }
.tv-txt { font-size: 1.15rem; line-height: 1.4; max-width: 44rem; }
.tv .enlace { justify-self: start; margin-left: 0; }

/* ---- Presencia ---- */
.continentes { display: grid; gap: 2.75rem; }
.continente { min-width: 0; }
.continente h3 {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 0.4rem 1rem;
  padding-bottom: 0.6rem; border-bottom: 2px solid var(--tinta);
}
.continente h3 span { font-weight: 700; font-size: 2.1rem; line-height: 0.95; }
.continente h3 b { font-weight: 800; font-size: 3.75rem; line-height: 0.78; color: var(--rojo); font-variant-numeric: tabular-nums; }
.continente ul { columns: 2; column-gap: 1.5rem; margin-top: 0.4rem; }
.continente li {
  break-inside: avoid; padding: 0.42rem 0;
  font-family: var(--mono); font-size: 0.84rem;
  border-bottom: 1px solid var(--acero-2);
}

/* ---- Certificados ---- */
.certs { display: grid; gap: 1px; background: var(--tinta); border: 1px solid var(--tinta); }
.certs > li { display: flex; flex-direction: column; gap: 0.6rem; padding: 1.75rem 1.5rem 2rem; background: var(--papel); min-width: 0; }
.cert-codigo {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(2.5rem, 3.7vw, 3.25rem); line-height: 0.9;
  color: var(--rojo);
}
.certs h3 {
  font-family: var(--mono); font-weight: 500; font-size: 0.72rem;
  letter-spacing: 0.1em; color: var(--gris);
  padding-bottom: 0.7rem; border-bottom: 1px solid var(--acero-2);
}
.certs-pie {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem 2rem;
  margin-top: 1.75rem;
}
.certs-pie span { font-family: var(--mono); font-size: 0.8rem; }

/* ---- Contacto ---- */
.contacto { display: grid; gap: 2.5rem; align-items: start; }
.contacto-datos { min-width: 0; }
.contacto-datos h2 { margin-top: 1rem; }
.datos { margin-block: 2rem 1.75rem; border-top: 1px solid var(--filete); }
.datos > div { display: grid; grid-template-columns: 6rem 1fr; gap: 1rem; padding: 0.95rem 0; border-bottom: 1px solid var(--filete); }
.datos dt { padding-top: 0.4rem; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; }
.datos dd { font-size: 1.2rem; font-weight: 500; line-height: 1.4; min-width: 0; overflow-wrap: anywhere; }
.datos dd a { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
.datos dd a:hover { text-decoration-thickness: 2px; }

.panel {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  background: var(--papel); color: var(--tinta);
  --foco: var(--tinta); --filete: var(--tinta);
  --inv-fondo: var(--tinta); --inv-texto: var(--papel);
}
.panel ::selection { background: var(--tinta); color: var(--papel); }

.form { display: grid; gap: 1.1rem 1.25rem; }
.campo { min-width: 0; }
.campo label {
  display: block; margin-bottom: 0.4rem;
  font-family: var(--mono); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.campo input, .campo select, .campo textarea {
  display: block; width: 100%; min-height: 3rem;
  padding: 0.7rem 0.8rem;
  font: inherit; color: var(--tinta);
  background: var(--papel);
  border: 2px solid var(--tinta); border-radius: 0;
}
.campo textarea { resize: vertical; min-height: 8rem; }
.campo [aria-invalid="true"] { border-color: var(--rojo); background: var(--acero); }
.error { margin-top: 0.4rem; font-family: var(--mono); font-size: 0.74rem; color: var(--rojo); }
.form-pie { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: 0.4rem; }
.form-nota { font-size: 0.88rem; line-height: 1.4; color: var(--gris); max-width: 22rem; }

.resultado h3 { font-weight: 700; font-size: 2rem; line-height: 1; }
.resultado > p { margin-top: 0.75rem; max-width: 34rem; }
.resultado:focus { outline: none; }
.resultado-txt {
  margin-top: 1.25rem; padding: 1rem; max-height: 17rem; overflow: auto;
  font-family: var(--mono); font-size: 0.84rem; line-height: 1.55;
  white-space: pre-wrap; overflow-wrap: anywhere;
  background: var(--acero); border: 1px solid var(--tinta);
}
.resultado-acc { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.25rem; margin-top: 1.25rem; }
.enlace--btn { margin-left: 0; font-size: 1rem; }
.sel-todo { user-select: all; }

/* ---- Pie ---- */
.pie { padding-block: 3.5rem 1.5rem; }
.pie-in { display: grid; gap: 2.25rem; }
.pie-logo { display: flex; align-items: center; gap: 0.9rem; }
.pie-simbolo { width: 2.75rem; height: 2.75rem; flex: none; }
.pie-palabra { height: 1.7rem; width: auto; }
.pie-marca p:last-child { margin-top: 1.1rem; max-width: 22rem; color: var(--papel-suave); }
.pie-nav ul { display: grid; gap: 0.15rem; }
.pie-nav a {
  display: inline-block; padding: 0.15rem 0.4rem; margin-left: -0.4rem;
  font-family: var(--display); font-weight: 600; font-size: 1.15rem;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.pie-nav a:hover { background: var(--papel); color: var(--tinta); }
.pie-dir { font-family: var(--mono); font-size: 0.8rem; line-height: 1.9; }
.pie-dir a:hover, .pie-legal a:hover { text-decoration: underline; text-underline-offset: 0.2em; }
.pie-legal {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 1.5rem;
  margin-top: 2.75rem; padding-top: 1rem;
  border-top: 1px solid var(--filete);
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.04em;
}

/* =============================================================
   7. Catálogo
   ============================================================= */
.cat-hero { position: relative; overflow: clip; padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2.5rem, 5vw, 3.5rem); }
.cat-hero > .w { position: relative; }
.cat-hero-simbolo { position: absolute; top: 0; right: 0; width: min(46vw, 27rem); opacity: 0.13; pointer-events: none; }
.cat-titulo { font-weight: 800; font-size: clamp(3rem, 8vw, 6.5rem); line-height: 0.9; margin-block: 1.2rem; }

.chips ul { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.chips a {
  display: block; padding: 0.55rem 0.9rem;
  border: 2px solid var(--papel);
  font-family: var(--display); font-weight: 700; font-size: 1.05rem; line-height: 1;
  letter-spacing: 0.05em; text-transform: uppercase;
  transition: background-color 0.12s, color 0.12s;
}
.chips a:hover { background: var(--papel); color: var(--rojo); }

.cat-sec { padding-block: clamp(3rem, 7vw, 5.5rem); }
.cat-cab {
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 1rem 2rem;
  margin-bottom: 2rem; padding-bottom: 1rem;
  border-bottom: 2px solid var(--tinta);
}
.cat-cab h2 { flex: 1 1 14rem; min-width: 0; font-size: clamp(2.2rem, 5vw, 3.75rem); max-width: none; }
.cat-cab .enlace { margin-left: 0; }
.cat-sub { margin: 2.5rem 0 1rem; font-weight: 700; font-size: 1.6rem; line-height: 1.05; }
.cat-cab + .cat-sub { margin-top: 0; }
.cat-sub span { margin-left: 0.6rem; font-family: var(--mono); font-weight: 400; font-size: 0.78rem; letter-spacing: 0.04em; color: var(--gris); white-space: nowrap; }
.cat-intro { margin: 0 0 1.5rem; }
.cat-aviso { margin: -0.75rem 0 1.5rem; font-family: var(--mono); font-size: 0.78rem; color: var(--gris); }

.items { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--tinta); border-left: 1px solid var(--tinta); }
.item { min-width: 0; background: var(--papel); border-right: 1px solid var(--tinta); border-bottom: 1px solid var(--tinta); }
.item figure { display: flex; flex-direction: column; height: 100%; }
.item-foto { display: flex; align-items: center; justify-content: center; gap: 1rem; height: 11rem; padding: 1rem; flex: none; }
.item-foto img { width: auto; height: auto; max-width: 100%; max-height: 100%; min-width: 0; object-fit: contain; }
.item figcaption { flex: 1; padding: 0.85rem 1rem 1.1rem; border-top: 1px solid var(--acero-2); }
.item h3 { font-weight: 700; font-size: 1.2rem; line-height: 1.08; letter-spacing: 0.01em; }
.item figcaption p { margin-top: 0.4rem; font-family: var(--mono); font-size: 0.72rem; line-height: 1.5; color: var(--gris); }
.item--ancho, .item--doble, .item--medio { grid-column: 1 / -1; }
.item--ancho .item-foto, .item--doble .item-foto { height: auto; min-height: 9rem; padding: 1.25rem; flex-wrap: wrap; }
.item--ancho .item-foto img, .item--doble .item-foto img { max-height: 17rem; }
.item--ancho .item-foto > *, .item--doble .item-foto > * { flex: 0 1 auto; min-width: 0; }
.item--oscuro .item-foto { background: #000; padding: 0; gap: 0; }
.item--oscuro .item-foto img { flex: 1 1 50%; width: 50%; height: 100%; max-width: none; max-height: none; object-fit: cover; }
.items--2, .items--3 { grid-template-columns: 1fr; }
.items--2 .item-foto, .items--3 .item-foto { height: 14rem; }
.items--2 .item--ancho .item-foto { height: auto; }
.item--ancho figcaption p, .item--doble figcaption p { font-family: var(--sans); font-size: 0.98rem; max-width: 46rem; }

.item-zoom { position: relative; display: block; max-width: 100%; }
.item-zoom img { max-height: 17rem; }
.zoom-ico {
  position: absolute; right: 0.4rem; bottom: 0.4rem;
  display: grid; place-items: center; width: 2.2rem; height: 2.2rem;
  background: var(--tinta); color: var(--papel);
}
.zoom-ico svg { width: 1.05rem; height: 1.05rem; }
.item-zoom:hover .zoom-ico { background: var(--rojo); }

.laminas { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.9rem; }
.lamina { display: block; background: var(--papel); border: 1px solid var(--tinta); }
.lamina img { width: 100%; }
.lamina-pie {
  display: block; padding: 0.5rem 0.6rem;
  border-top: 1px solid var(--tinta);
  font-family: var(--mono); font-size: 0.68rem; line-height: 1.35;
  transition: background-color 0.1s, color 0.1s;
}
.lamina:hover .lamina-pie { background: var(--tinta); color: var(--papel); }

.ext-tira { display: grid; gap: 1.25rem; align-items: center; padding: 1.5rem; background: var(--papel); border: 1px solid var(--tinta); }
.ext-tira ul { display: flex; justify-content: space-between; align-items: flex-end; gap: 0.75rem; min-width: 0; }
.ext-tira li { flex: 0 1 auto; min-width: 0; }
.ext-tira li:nth-child(n+5) { display: none; }
.ext-tira img { width: auto; max-height: 9.5rem; }
.ext-tira p { font-size: 1.15rem; line-height: 1.4; }
.ext-tira:hover { box-shadow: inset 0 0 0 4px var(--rojo); }

.cat-cta-in { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1.5rem 2rem; }
.cat-cta h2 { font-size: clamp(2.2rem, 5vw, 3.75rem); max-width: 20ch; }

/* Visor de láminas y planos */
.visor {
  margin: auto; padding: 0; border: 0;
  max-width: min(96vw, 62rem); max-height: 94vh;
  background: var(--papel); color: var(--tinta);
  overflow: auto;
}
.visor::backdrop { background: rgba(24, 18, 16, 0.86); }
.visor img { display: block; max-width: 100%; max-height: 84vh; margin-inline: auto; }
.visor p { padding: 0.6rem 3.5rem 0.7rem 1rem; font-family: var(--mono); font-size: 0.76rem; }
.visor-cerrar {
  position: absolute; top: 0; right: 0; z-index: 1;
  display: grid; place-items: center; width: 2.75rem; height: 2.75rem;
  background: var(--tinta); color: var(--papel);
}
.visor-cerrar svg { width: 1rem; height: 1rem; }
.visor-cerrar:hover { background: var(--rojo); }
.visor-cerrar:focus-visible { outline-color: var(--rojo); outline-offset: -5px; }

/* =============================================================
   8. Adaptación por ancho (primero el móvil)
   ============================================================= */
@media (min-width: 540px) {
  .franja-mail { display: inline; }
  .lineas { grid-template-columns: repeat(2, 1fr); }
  .form { grid-template-columns: repeat(2, 1fr); }
  .campo--ancho { grid-column: 1 / -1; }
  .pasos { grid-template-columns: repeat(2, 1fr); column-gap: 2rem; }
}

@media (min-width: 720px) {
  .certs { grid-template-columns: repeat(3, 1fr); }
  .pie-in { grid-template-columns: 2fr 1fr 1.5fr; }
  .items { grid-template-columns: repeat(3, 1fr); }
  .item--doble { grid-column: span 2; }
  .items--2 { grid-template-columns: repeat(2, 1fr); }
  .items--3 { grid-template-columns: repeat(3, 1fr); }
  .laminas { grid-template-columns: repeat(4, 1fr); }
  .ext-tira li:nth-child(n+5) { display: block; }
  .tv { grid-template-columns: auto 1fr; }
  .tv .enlace { grid-column: 2; }
}

@media (min-width: 960px) {
  .cab-seccion { grid-template-columns: 1fr 3fr; gap: 2rem; }
  .cab-seccion > .rotulo { padding-top: 0.7rem; }

  .hero-in { grid-template-columns: 3fr 2fr; gap: 3rem; }
  .escena { justify-self: end; width: 100%; }

  .cifras { grid-template-columns: repeat(4, 1fr); }
  .cifras > div { padding: 1.4rem 1.5rem 1.75rem; border-left: 1px solid var(--filete); }
  .cifras > div:first-child { padding-left: 0; border-left: 0; }

  .lineas { grid-template-columns: repeat(4, 1fr); }
  .linea-prod h3 { font-size: 1.7rem; }

  .gama { grid-template-columns: 7fr 5fr; gap: 2.5rem; }
  .gama-lista { grid-column: 1; grid-row: 1; }
  .placa {
    grid-column: 2; grid-row: 1;
    top: calc(env(safe-area-inset-top, 0px) + 5.5rem);
    display: block; padding: 1.4rem 1.6rem 1.6rem;
  }
  .placa-cab { display: flex; }
  .placa-foto { min-height: 0; height: 13rem; margin-top: 1rem; padding: 0.9rem; }
  .placa-foto img { max-height: 100%; }
  .placa-modelo { margin-top: 1.2rem; font-size: clamp(2.6rem, 4.6vw, 4rem); }
  .placa-datos { display: block; margin-top: 1.1rem; border-top: 1px solid var(--filete); }
  .placa-datos > div { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 0.55rem 0; border-bottom: 1px solid var(--filete); }
  .placa-datos dt { font-size: 0.64rem; }
  .placa-datos dd { font-size: 0.98rem; text-align: right; }
  .placa-clases { display: block; margin-top: 1.1rem; }
  .placa-sub { display: block; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--papel-suave); }
  .placa-clases ul { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.4rem; margin-top: 0.6rem; }
  .placa-clases li { display: block; width: auto; height: auto; padding: 0.5rem 0.6rem 0.55rem; }
  .placa-clases li b { display: block; font-size: 2rem; line-height: 0.9; }
  .placa-clases li span { display: block; margin-top: 0.35rem; font-family: var(--mono); font-size: 0.56rem; letter-spacing: 0.06em; text-transform: uppercase; overflow-wrap: anywhere; }
  .placa-nota { margin-top: 0.6rem; font-size: 0.68rem; }
  .placa-det { display: flex; }

  .empresa { grid-template-columns: 5fr 7fr; gap: 4rem; }
  .pasos { grid-template-columns: repeat(4, 1fr); }
  .pasos li { grid-template-columns: 1fr; border-bottom: 0; padding-right: 0.5rem; }
  .pasos li::before { grid-row: auto; margin-bottom: 0.9rem; }
  .pasos h3, .pasos p { grid-column: 1; }
  .tv { grid-template-columns: auto 1fr auto; }
  .tv .enlace { grid-column: auto; justify-self: end; }

  .contacto { grid-template-columns: 5fr 7fr; gap: 4rem; }
  .continentes { grid-template-columns: repeat(3, 1fr); gap: 2rem; }

  .items { grid-template-columns: repeat(4, 1fr); }
  .items--2 { grid-template-columns: repeat(2, 1fr); }
  .items--3 { grid-template-columns: repeat(3, 1fr); }
  .item--medio { grid-column: span 2; }
  .ext-tira { grid-template-columns: 1fr 19rem; gap: 2.5rem; padding: 1.75rem 2rem; }
}

@media (min-width: 1180px) {
  .menu { width: auto; justify-content: flex-end; gap: 0.5rem 1.25rem; margin-left: auto; }
}

@media (min-width: 1280px) {
  .menu ul { gap: 0.25rem 0.9rem; }
  .items { grid-template-columns: repeat(5, 1fr); }
  .items--2 { grid-template-columns: repeat(2, 1fr); }
  .items--3 { grid-template-columns: repeat(3, 1fr); }
  .laminas { grid-template-columns: repeat(5, 1fr); }
}

/* =============================================================
   9. Efectos
   ============================================================= */

/* Portada: el titular sube por líneas y el extintor se traza */
.js .hero-titulo .linea > span { animation: subir 0.9s var(--ease-out) both; }
.js .hero-titulo .linea:nth-child(2) > span { animation-delay: 0.08s; }
.js .hero-titulo .linea:nth-child(3) > span { animation-delay: 0.16s; }
@keyframes subir { from { transform: translateY(110%); } }

.esc-trazo path {
  stroke-dasharray: 1; stroke-dashoffset: 0;
  animation: trazar 1.1s var(--ease-out) both;
  animation-delay: calc(var(--i, 0) * 80ms + 150ms);
}
@keyframes trazar { from { stroke-dashoffset: 1; } }

/* La llama tiembla; su tamaño lo gobierna main.js */
.esc-llama path { transform-box: fill-box; transform-origin: 50% 100%; animation: llama 0.85s ease-in-out infinite alternate; }
.esc-llama .llama-int { animation-duration: 0.6s; }
@keyframes llama {
  0% { transform: scale(1, 1) skewX(0deg); }
  35% { transform: scale(0.94, 1.06) skewX(-3deg); }
  70% { transform: scale(1.05, 0.95) skewX(3deg); }
  100% { transform: scale(0.97, 1.04) skewX(-1.5deg); }
}

/* Humo tras apagar la llama */
[data-fase="2"] .esc-humo circle { animation: humo 1.7s ease-out both; }
[data-fase="2"] .esc-humo circle:nth-child(2) { animation-delay: 0.15s; }
[data-fase="2"] .esc-humo circle:nth-child(3) { animation-delay: 0.3s; }
[data-fase="2"] .esc-humo circle:nth-child(4) { animation-delay: 0.45s; }
@keyframes humo {
  0% { opacity: 0; transform: translateY(18px) scale(0.6); }
  30% { opacity: 0.5; }
  100% { opacity: 0; transform: translateY(-34px) scale(1.25); }
}

/* Aparición al hacer scroll: solo desplazamiento, el contenido siempre es visible */
.js [data-reveal] { transform: translateY(22px); transition: transform 0.8s var(--ease-out); }
.js [data-reveal].visto { transform: none; }

/* =============================================================
   10. Movimiento reducido
   Solo se frena lo que se mueve sin parar; el resto son transiciones breves.
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cinta-pista { animation-duration: 150s; }
  .esc-llama path { animation: none; }
}