/* ==========================================================================
   Apex NOA Soluciones Mineras SAS — sistema de estilos
   Paleta y tipografías según "Brief diseno.md" (60 marfil · 30 navy · 10 cobre).
   Motion: curvas propias, todo por debajo de 300 ms salvo revelados de scroll.
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  /* color */
  --navy:         #141E27;
  --navy-deep:    #0C1218;
  --petrol:       #223749;
  --copper:       #C0843E;
  --copper-light: #E4A669;
  --copper-deep:  #8F5D24;
  --ivory:        #FAF9F7;
  --ivory-2:      #F1EFEB;
  --slate:        #5C6873;
  --slate-light:  #8FA1B1;
  --slate-300:    #AEBAC4;   /* cuerpo sobre fondo oscuro, según el manual */

  --line:        color-mix(in srgb, var(--navy) 13%, transparent);
  --line-strong: color-mix(in srgb, var(--navy) 22%, transparent);
  --line-dark:   color-mix(in srgb, var(--ivory) 15%, transparent);

  /* sombras: siempre translúcidas, nunca un borde sólido */
  --shadow-sm: 0 1px 2px rgba(20, 30, 39, .06), 0 2px 6px rgba(20, 30, 39, .05);
  --shadow-md: 0 2px 4px rgba(20, 30, 39, .05), 0 10px 24px -6px rgba(20, 30, 39, .12);

  /* tipografía */
  --display: 'Montserrat', 'Segoe UI', Arial, sans-serif;
  --body:    'Source Sans 3', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --fs-hero:  clamp(2.5rem, 1.5rem + 2.9vw, 3.9rem);
  --fs-h2:    clamp(1.9rem, 1.28rem + 1.95vw, 3.1rem);
  --fs-h3:    clamp(1.14rem, 1.03rem + .34vw, 1.36rem);
  --fs-lead:  clamp(1.05rem, .98rem + .3vw, 1.24rem);
  --fs-body:  clamp(1rem, .97rem + .13vw, 1.06rem);
  --fs-small: .875rem;
  --fs-label: .72rem;

  /* layout */
  --gutter:  clamp(20px, 5vw, 64px);
  --maxw:    1220px;
  --section: clamp(76px, 9vw, 132px);
  --radius:  3px;
  --hdr-h:       86px;
  --hdr-h-stuck: 68px;

  /* motion — curvas fuertes; las nativas de CSS no tienen carácter */
  --ease-out:    cubic-bezier(.23, 1, .32, 1);
  --ease-in-out: cubic-bezier(.77, 0, .175, 1);
  --ease-drawer: cubic-bezier(.32, .72, 0, 1);
  --t-press: 140ms;
  --t-ui:    200ms;
  --t-panel: 320ms;
  --t-reveal: 620ms;
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--ivory);
  color: var(--navy);
  font-family: var(--body);
  font-size: var(--fs-body);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--copper); color: var(--ivory); }

:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
  border-radius: 2px;
}
.band-dark :focus-visible { outline-color: var(--copper-light); }

.skip {
  position: fixed; top: 8px; left: 8px; z-index: 999;
  transform: translateY(-160%);
  background: var(--navy); color: var(--ivory);
  padding: 12px 20px; font-family: var(--display); font-weight: 700;
  font-size: var(--fs-small); letter-spacing: .12em; text-transform: uppercase;
  transition: transform var(--t-ui) var(--ease-out);
}
.skip:focus { transform: translateY(0); }

/* ---------- 3. Utilidades tipográficas ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700;
  font-size: var(--fs-label); letter-spacing: .24em; text-transform: uppercase;
  color: var(--copper);
}
.eyebrow::before {
  content: ""; width: 9px; height: 8px; flex: none;
  background: currentColor;
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

h1, h2, h3, h4 { font-family: var(--display); font-weight: 700; line-height: 1.08; letter-spacing: -.015em; text-wrap: balance; }
h3, h4 { line-height: 1.24; letter-spacing: -.005em; }

.h2 { font-size: var(--fs-h2); }
.h3 { font-size: var(--fs-h3); font-weight: 700; }

.lead { font-size: var(--fs-lead); color: var(--slate); max-width: 62ch; text-wrap: pretty; }
.band-dark .lead { color: var(--slate-light); }

.sec-head { display: flex; flex-direction: column; gap: 18px; max-width: 68ch; }
.sec-head .h2 { margin-top: 4px; }

/* ---------- 4. Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  padding: 15px 28px; border: 1px solid transparent; border-radius: var(--radius);
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .16em; text-transform: uppercase; cursor: pointer;
  transition: background-color var(--t-ui) ease, color var(--t-ui) ease,
              border-color var(--t-ui) ease, transform var(--t-press) var(--ease-out),
              box-shadow var(--t-ui) var(--ease-out);
}
.btn:active { transform: scale(.972); }

.btn-primary { background: var(--copper); color: var(--navy); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--copper-light); color: var(--navy); box-shadow: var(--shadow-md); }

.btn-ghost { border-color: var(--line-strong); color: var(--navy); background: transparent; }
.btn-ghost:hover { border-color: var(--navy); background: color-mix(in srgb, var(--navy) 5%, transparent); }

.band-dark .btn-ghost { border-color: var(--line-dark); color: var(--ivory); }
.band-dark .btn-ghost:hover { border-color: var(--ivory); background: rgba(250, 249, 247, .09); }

.btn-wa { background: #12833F; color: #FFFFFF; }
.btn-wa:hover { background: #0E6E35; }

.arrow { display: inline-block; transition: transform var(--t-ui) var(--ease-out); }
.btn:hover .arrow, .lnk:hover .arrow { transform: translateX(4px); }

.lnk {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .16em; text-transform: uppercase; color: var(--copper-deep);
  padding-bottom: 3px; border-bottom: 1px solid color-mix(in srgb, var(--copper) 40%, transparent);
  transition: color var(--t-ui) ease, border-color var(--t-ui) ease;
}
.lnk:hover { color: var(--copper); border-color: var(--copper); }
.band-dark .lnk { color: var(--copper-light); }

/* ---------- 5. Cabecera ---------- */
.hdr {
  position: sticky; top: 0; z-index: 90;
  background: color-mix(in srgb, var(--ivory) 88%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--t-ui) var(--ease-out), border-color var(--t-ui) ease,
              background-color var(--t-ui) ease;
}
.hdr.is-stuck { border-bottom-color: var(--line); box-shadow: 0 1px 24px -8px rgba(20, 30, 39, .28); }

.hdr-in {
  display: flex; align-items: center; gap: 28px;
  height: var(--hdr-h);
  transition: height var(--t-panel) var(--ease-out);
}
.hdr.is-stuck .hdr-in { height: var(--hdr-h-stuck); }

.brand { display: flex; align-items: center; gap: 13px; flex: none; }
.brand svg { width: 30px; height: auto; transition: transform var(--t-panel) var(--ease-out); }
.hdr.is-stuck .brand svg { transform: scale(.9); }
.brand-tx { display: flex; flex-direction: column; gap: 3px; }
.brand-name {
  font-family: var(--display); font-weight: 800; font-size: 1.06rem;
  letter-spacing: .17em; line-height: 1; color: var(--navy);
}
.brand-name span { color: var(--copper); }
.brand-sub {
  font-family: var(--display); font-weight: 600; font-size: .55rem;
  letter-spacing: .22em; color: var(--slate); line-height: 1;
}

.nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav a {
  position: relative; padding: 9px 14px; font-size: .95rem; color: var(--navy);
  transition: color var(--t-ui) ease;
}
.nav a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 1.5px;
  background: var(--copper); transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-ui) var(--ease-out);
}
.nav a:hover { color: var(--copper-deep); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav .btn { margin-left: 14px; padding: 12px 22px; }

.burger {
  display: none; margin-left: auto; width: 46px; height: 46px;
  background: transparent; border: 1px solid var(--line-strong); border-radius: var(--radius);
  cursor: pointer; align-items: center; justify-content: center;
  transition: background-color var(--t-ui) ease, transform var(--t-press) var(--ease-out);
}
.burger:active { transform: scale(.95); }
.burger span { display: block; width: 18px; height: 1.5px; background: var(--navy); position: relative; transition: background-color 120ms linear; }
.burger span::before, .burger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 1.5px; background: var(--navy);
  transition: transform var(--t-panel) var(--ease-out);
}
.burger span::before { top: -6px; }
.burger span::after  { top:  6px; }
.burger[aria-expanded="true"] span { background: transparent; }
.burger[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span::after  { transform: translateY(-6px) rotate(-45deg); }

/* panel móvil: entra desde arriba, ease-drawer */
.mnav {
  position: fixed; inset: 0; z-index: 88;
  max-height: 100dvh; overflow-y: auto; overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 108px var(--gutter) 40px;
  background: var(--navy); color: var(--ivory);
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform var(--t-panel) var(--ease-drawer), visibility 0s linear var(--t-panel);
}
.mnav.is-open { transform: translateY(0); visibility: visible; transition-delay: 0s, 0s; }
.mnav a {
  display: flex; align-items: baseline; gap: 16px;
  padding: 17px 0; border-bottom: 1px solid var(--line-dark);
  font-family: var(--display); font-weight: 700; font-size: 1.42rem; letter-spacing: -.01em;
}
.mnav a i {
  font-style: normal; font-size: .68rem; letter-spacing: .16em; color: var(--copper);
  font-variant-numeric: tabular-nums;
}
.mnav .btn { margin-top: 30px; width: 100%; }

/* ---------- 6. Barra de progreso de lectura ---------- */
/* Pegada al borde inferior del header (sticky, así que ancla al hijo absoluto). */
.avance {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--copper);
  transform-origin: left; transform: scaleX(0);
}

/* ---------- 7. Secciones y bandas ---------- */
.sec { padding-block: var(--section); scroll-margin-top: 120px; }
.band-dark { background: var(--navy); color: var(--ivory); }
.band-dark h2, .band-dark h3 { color: var(--ivory); }
.band-tint { background: var(--ivory-2); }

.rule { height: 1px; background: var(--line); border: 0; }
.band-dark .rule { background: var(--line-dark); }

/* ---------- 8. Hero ---------- */
/* El hero llena la pantalla junto al header: texto centrado en el espacio
   que sobra y el marquee de marcas apoyado en el borde inferior. */
.hero {
  position: relative; background: var(--navy); color: var(--ivory); overflow: hidden;
  display: flex; flex-direction: column;
  min-height: calc(100vh - var(--hdr-h));
  min-height: calc(100svh - var(--hdr-h));
}
.hero-media { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(12, 18, 24, .93) 0%, rgba(12, 18, 24, .82) 34%, rgba(12, 18, 24, .30) 68%, rgba(12, 18, 24, .48) 100%),
    linear-gradient(to top, rgba(12, 18, 24, .78) 0%, transparent 42%);
}
.hero-in {
  position: relative; z-index: 1; flex: 1;
  padding-block: clamp(52px, 5.6vw, 88px) clamp(40px, 4.2vw, 64px);
  display: flex; align-items: center; flex-wrap: wrap;
  gap: clamp(20px, 3vw, 52px);
}
.hero-tx { flex: 1 1 520px; min-width: 0; max-width: 780px; }

/* El sello de CAPEMISA abre el sitio junto al título: es la credencial que un
   comprador minero reconoce antes de leer nada. */
.hero-sello { flex: 0 0 auto; margin-left: auto; }
.hero-sello img {
  width: clamp(116px, 13.6vw, 184px); height: auto;
  transform: rotate(-6deg);
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, .35));
}
.hero h1 { font-size: var(--fs-hero); font-weight: 800; letter-spacing: -.028em; margin-block: 18px 20px; }
.hero .lead { color: #D5DCE2; max-width: 54ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

/* franja al pie del hero: hoy lleva el marquee de la red de proveedores */
.creds {
  position: relative; z-index: 1;
  border-top: 1px solid var(--line-dark);
  background: rgba(12, 18, 24, .55);
  backdrop-filter: blur(6px);
}
/* el marquee trae margen y filetes propios para vivir dentro de #marcas;
   acá el contenedor ya aporta fondo y borde superior */
.creds .prov-marquee { margin-top: 0; border: 0; padding-block: 12px; }

/* ---------- 9. Grilla de líneas de producto ---------- */
.grid-6 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 56px;
  border-top: 1px solid var(--line); border-left: 1px solid var(--line);
}
/* Modificador de .grid-6 para pares de tarjetas: hereda el filete y el hover,
   y colapsa en el mismo punto que la grilla de tres. */
.grid-6.cols-2 { grid-template-columns: repeat(2, 1fr); }

/* Grilla fluida para bloques de texto de ancho parejo. Se colapsa sola. */
.grid-auto {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(var(--min, 280px), 1fr));
  gap: clamp(30px, 4vw, 56px) clamp(34px, 4vw, 56px);
}

.card {
  position: relative; display: flex; flex-direction: column; gap: 12px;
  padding: 38px 34px 34px; background: var(--ivory);
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  transition: background-color var(--t-ui) ease, transform var(--t-ui) var(--ease-out),
              box-shadow var(--t-ui) var(--ease-out);
}
a.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); z-index: 2; }
a.card:active { transform: translateY(-1px) scale(.995); }
.card-n {
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .2em; color: var(--copper); font-variant-numeric: tabular-nums;
}
.card h3 { font-size: var(--fs-h3); min-height: 2.5em; display: flex; align-items: flex-start; }
.card p { color: var(--slate); font-size: .96rem; }
.card-go {
  margin-top: auto; padding-top: 18px;
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .16em; text-transform: uppercase; color: var(--copper-deep);
  display: inline-flex; align-items: center; gap: 8px;
}

/* ---------- 10. Servicios ---------- */
.svc { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 64px; margin-top: 56px; }
.svc-row {
  display: grid; grid-template-columns: 44px 1fr; gap: 22px;
  padding: 30px 0; border-top: 1px solid var(--line-dark);
}
.band-dark .svc-row { border-top-color: var(--line-dark); }
.svc-row i {
  font-style: normal; font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .16em; color: var(--copper); padding-top: 5px; font-variant-numeric: tabular-nums;
}
.svc-row p { color: var(--slate-light); font-size: .97rem; margin-top: 7px; }

/* ---------- 11. Proyectos ---------- */
.proj { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; margin-top: 60px; align-items: start; }
.proj-card { display: flex; flex-direction: column; gap: 22px; }
.proj-tag {
  display: inline-flex; align-items: center; gap: 10px; align-self: flex-start;
  padding: 7px 14px; background: color-mix(in srgb, var(--copper) 14%, transparent);
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .17em; text-transform: uppercase; color: var(--copper-deep);
}
.proj-card p { color: var(--slate); }
.proj-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.chip {
  padding: 6px 12px; border: 1px solid var(--line-strong); border-radius: 999px;
  font-size: .8rem; color: var(--slate);
}
.strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 56px; }

/* figura con blur-up */
.fig { position: relative; overflow: hidden; background: var(--petrol); background-size: cover; background-position: center; }
.fig::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(250, 249, 247, .10);
}
.fig img { width: 100%; height: 100%; object-fit: cover; }
.js .fig img {
  opacity: 0; transform: scale(1.03);
  transition: opacity 420ms ease, transform 700ms var(--ease-out);
}
.js .fig img.is-loaded { opacity: 1; transform: scale(1); }
.fig-cap {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 1;
  padding: 40px 22px 16px; color: #E7ECF0; font-size: .8rem; letter-spacing: .02em;
  background: linear-gradient(to top, rgba(12, 18, 24, .86), transparent);
}
.ar-16-9 { aspect-ratio: 16 / 9; }
.ar-4-3  { aspect-ratio: 4 / 3; }

/* ---------- 12. Representaciones ---------- */
.rep { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 6vw, 88px); align-items: center; }
.rep-lines { list-style: none; margin-top: 34px; }
.rep-lines li { display: grid; grid-template-columns: 128px 1fr; gap: 20px; padding: 17px 0; border-top: 1px solid var(--line-dark); }
.rep-lines b { font-family: var(--display); font-weight: 700; font-size: .92rem; letter-spacing: .05em; color: var(--copper-light); }
.rep-lines span { color: var(--slate-light); font-size: .95rem; }
.rep-sectors { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 30px; }
.band-dark .chip { border-color: var(--line-dark); color: var(--slate-light); }

/* ---------- 13. Zona / triángulo del litio ---------- */
.zona { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: start; margin-top: 56px; }
/* Con la lista de provincias oculta, el esquema toma el ancho y se centra. */
.zona > [hidden] + .tri-wrap { grid-column: 1 / -1; width: 100%; max-width: 560px; margin-inline: auto; }
/* Escritorio: cabecera a la izquierda y esquema a la derecha; en móvil el
   apilado de siempre (la sección ya colapsa a una columna en 1080px). */
@media (min-width: 1081px) {
  .zona-sec > .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
  .zona-sec .zona { margin-top: 0; }
}
.prov { list-style: none; }
.prov li {
  display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 18px;
  padding: 19px 0; border-top: 1px solid var(--line);
}
.prov li:last-child { border-bottom: 1px solid var(--line); }
.prov strong { font-family: var(--display); font-weight: 700; font-size: 1.08rem; letter-spacing: -.005em; }
.prov span { color: var(--slate); font-size: .88rem; text-align: right; }

.tri-wrap { position: relative; }
.tri { width: 100%; max-width: 420px; height: auto; margin-inline: auto; }
/* Variante sobre el mapa del país: encuadre apaisado, usa la columna entera.
   Las etiquetas compensan la escala del viewBox ancho. */
.tri.es-mapa { max-width: none; display: block; }
.tri.es-mapa text { font-size: 15px; }
.tri.es-mapa .t-sub { font-size: 12px; }
.tri .edge { fill: none; stroke: var(--copper); stroke-width: 1.5; }
.tri .plate { fill: color-mix(in srgb, var(--copper) 9%, transparent); stroke: none; }
.tri .node { fill: var(--navy); }
.tri .node-on { fill: var(--copper); }
.tri .ring { fill: none; stroke: var(--copper); stroke-width: 1.2; opacity: .45; }
.tri text { font-family: var(--display); font-weight: 700; font-size: 11px; letter-spacing: .16em; fill: var(--navy); }
.tri .t-sub { font-weight: 600; font-size: 9px; letter-spacing: .1em; fill: var(--slate); }

.legend { list-style: none; margin-top: 26px; display: grid; gap: 10px; }
.legend li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; font-size: .88rem; color: var(--slate); }
.legend i {
  font-style: normal; font-family: var(--display); font-weight: 700; font-size: .68rem;
  letter-spacing: .1em; color: var(--copper-deep); padding-top: 2px; font-variant-numeric: tabular-nums;
}

/* ---------- 14. CTA de cierre ---------- */
.cta { position: relative; background: var(--navy); color: var(--ivory); overflow: hidden; }
.cta::before {
  content: ""; position: absolute; inset: 0; opacity: .5;
  background: radial-gradient(120% 90% at 82% 8%, rgba(192, 132, 62, .30) 0%, transparent 58%);
}
.cta-in { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(40px, 6vw, 88px); align-items: center; }
.cta h2 { font-size: var(--fs-h2); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.dl { list-style: none; display: grid; gap: 0; }
.dl li { display: grid; grid-template-columns: 108px 1fr; gap: 20px; padding: 16px 0; border-top: 1px solid var(--line-dark); }
.dl b {
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .17em; text-transform: uppercase; color: var(--slate-light);
}
.dl a:hover { color: var(--copper-light); }

/* ---------- 15. Footer ---------- */
.ftr { background: var(--navy-deep); color: var(--slate-light); padding-block: 68px 34px; font-size: .9rem; }
.ftr-top { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.2fr; gap: 44px; }
.ftr h4 {
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .2em; text-transform: uppercase; color: var(--ivory); margin-bottom: 18px;
}
.ftr ul { list-style: none; display: grid; gap: 9px; }
.ftr a { transition: color var(--t-ui) ease; }
.ftr a:hover { color: var(--copper-light); }
.ftr-brand p { margin-top: 16px; max-width: 34ch; }
.ftr-bot {
  display: flex; flex-wrap: wrap; gap: 12px 26px; justify-content: space-between;
  margin-top: 52px; padding-top: 24px; border-top: 1px solid var(--line-dark);
  font-size: .8rem; color: #7C8A95;   /* 5,31:1 sobre el navy del pie */
}

/* ---------- 16. Barra fija de WhatsApp (móvil) ---------- */
.wa-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 85; display: none;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--navy) 94%, transparent);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line-dark);
  gap: 10px;
}
.wa-bar .btn { flex: 1; padding: 14px 16px; }
/* Con JS la barra arranca fuera de pantalla y entra con el primer scroll;
   sin JS queda visible desde el inicio. */
.js .wa-bar { transform: translateY(110%); transition: transform 240ms var(--ease-out); }
.js .wa-bar.is-on { transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .wa-bar { transition: none; }
}

/* ---------- 17. Formulario ---------- */
.form { display: grid; gap: 20px; scroll-margin-top: 120px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: grid; gap: 8px; }
.field label {
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .16em; text-transform: uppercase; color: var(--slate);
}
.field input, .field textarea, .field select {
  width: 100%; padding: 14px 16px; background: #fff;
  border: 1px solid color-mix(in srgb, var(--navy) 50%, transparent);
  border-radius: var(--radius);
  transition: border-color var(--t-ui) ease, box-shadow var(--t-ui) ease;
}
.field textarea { min-height: 148px; resize: vertical; }
.field input:hover, .field textarea:hover, .field select:hover { border-color: var(--slate); }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--copper) 20%, transparent);
}
.f-note { font-size: .82rem; color: var(--slate); }
.f-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

/* ---------- 18. Página de producto ---------- */
.phero { position: relative; background: var(--navy); color: var(--ivory); overflow: hidden; }
.phero .fig { position: absolute; inset: 0; }
.phero .fig::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(95deg, rgba(12, 18, 24, .94) 12%, rgba(12, 18, 24, .62) 62%, rgba(12, 18, 24, .40) 100%);
}
.phero-in { position: relative; z-index: 2; padding-block: clamp(72px, 9vw, 128px) clamp(56px, 7vw, 92px); max-width: 720px; }
.phero h1 { font-size: clamp(2.1rem, 1.4rem + 2.6vw, 3.5rem); font-weight: 800; margin-block: 20px 22px; }

.crumb { display: flex; align-items: center; gap: 10px; font-size: var(--fs-label); letter-spacing: .16em; text-transform: uppercase; font-family: var(--display); font-weight: 700; color: var(--slate-light); }
.crumb a:hover { color: var(--copper-light); }

.tbl-wrap { overflow-x: auto; margin-top: 46px; border: 1px solid var(--line); }
table.mat { width: 100%; border-collapse: collapse; min-width: 720px; font-size: .93rem; }
table.mat th, table.mat td { padding: 15px 20px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
table.mat thead th {
  background: var(--navy); color: var(--ivory);
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .17em; text-transform: uppercase; border-bottom: none;
}
table.mat tbody tr { transition: background-color 160ms ease; }
table.mat tbody tr:hover { background: var(--ivory-2); }
table.mat td:first-child { font-family: var(--display); font-weight: 700; }
table.mat td.n { font-variant-numeric: tabular-nums; color: var(--slate); }
.tbl-note { font-size: .82rem; color: var(--slate); margin-top: 14px; }

.chips { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 30px; }
.apps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 56px; margin-top: 46px; }
.apps .svc-row { border-top-color: var(--line); }
.apps .svc-row p { color: var(--slate); }

/* ---------- 19. Revelado en scroll ---------- */
.js .rv { opacity: 0; transform: translateY(16px); }
.js .rv-on {
  opacity: 1; transform: none;
  transition: opacity var(--t-reveal) var(--ease-out), transform var(--t-reveal) var(--ease-out);
  transition-delay: calc(var(--i, 0) * 70ms);
}
.tri .edge, .tri .plate { opacity: 0; }
.tri-on .plate { opacity: 1; transition: opacity 500ms var(--ease-out) 260ms; }
.tri-on .edge {
  opacity: 1;
  stroke-dasharray: var(--len, 900); stroke-dashoffset: var(--len, 900);
  animation: draw 1100ms var(--ease-in-out) forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

/* ---------- 20. Responsive ---------- */
@media (max-width: 1080px) {
  .grid-6 { grid-template-columns: repeat(2, 1fr); }
  .zona, .rep, .cta-in { grid-template-columns: 1fr; }
  .ftr-top { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 900px) {
  :root { --hdr-h: 72px; }
  .nav { display: none; }
  .burger { display: flex; }
  .svc, .apps { grid-template-columns: 1fr; gap: 0; }
  .proj { grid-template-columns: 1fr; gap: 44px; }
  .wa-bar { display: flex; }
  body { padding-bottom: 74px; }
  .hdr-in, .hdr.is-stuck .hdr-in { height: 72px; }
}
@media (max-width: 700px) {
  .grid-6, .grid-6.cols-2 { grid-template-columns: 1fr; }
  .strip { grid-template-columns: 1fr; }
  .f-row { grid-template-columns: 1fr; }
  .ftr-top { grid-template-columns: 1fr; }
  .dl li, .rep-lines li { grid-template-columns: 1fr; gap: 5px; }
  .prov li { grid-template-columns: 1fr; gap: 3px; }
  .prov span { text-align: left; }
}

/* ---------- 21. Reducción de movimiento ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    transition-delay: 0ms !important;
  }
  .rv { opacity: 1; transform: none; }
  .js .fig img { opacity: 1; transform: none; }
  .tri .edge, .tri .plate { opacity: 1; }
  .tri-on .edge { stroke-dashoffset: 0; }
}

/* ---------- 22. Impresión ---------- */
@media print {
  .hdr, .wa-bar, .mnav, .hero-media::after { display: none !important; }
  body { color: #000; background: #fff; }
  .rv { opacity: 1; transform: none; }
}

/* ---------- 23. Split de contacto ---------- */
.split { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(40px, 6vw, 88px); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

/* ---------- 24. Botón fantasma sobre fotografía ----------
   Sobre foto clara el borde translúcido desaparece: le damos base propia. */
.hero .btn-ghost, .phero .btn-ghost {
  background: rgba(12, 18, 24, .42);
  border-color: rgba(250, 249, 247, .42);
  color: var(--ivory);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.hero .btn-ghost:hover, .phero .btn-ghost:hover {
  background: rgba(12, 18, 24, .70);
  border-color: var(--ivory);
}

/* ---------- 25. Banda fotográfica a sangre ---------- */
.band-foto { position: relative; background: var(--navy); color: var(--ivory); overflow: hidden; }
.band-foto > .fig { position: absolute; inset: 0; }
.band-foto > .fig::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(100deg, rgba(12,18,24,.94) 0%, rgba(12,18,24,.80) 40%, rgba(12,18,24,.34) 78%, rgba(12,18,24,.52) 100%),
    linear-gradient(to top, rgba(12,18,24,.72) 0%, transparent 46%);
}
.band-foto > .wrap { position: relative; z-index: 2; }
.band-foto .h2 { color: var(--ivory); }
.band-foto .lead { color: #D5DCE2; }

.band-datos { display: flex; flex-wrap: wrap; gap: 0; margin-top: 40px; border-top: 1px solid var(--line-dark); }
.band-datos li { flex: 1 1 210px; list-style: none; padding: 22px 28px 0 0; }
.band-datos b {
  display: block; font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .17em; text-transform: uppercase; color: var(--copper-light); margin-bottom: 8px;
}
.band-datos span { color: #C6CFD6; font-size: .94rem; }

/* ---------- 26. Zona sobre fotografía ---------- */
.zona-sec { position: relative; overflow: hidden; }
.zona-sec > .fig { position: absolute; inset: 0; }
.zona-sec > .fig::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(12,18,24,.93) 0%, rgba(12,18,24,.88) 55%, rgba(12,18,24,.95) 100%);
}
.zona-sec > .wrap { position: relative; z-index: 2; }
.zona-sec .prov li { border-top-color: var(--line-dark); }
.zona-sec .prov li:last-child { border-bottom-color: var(--line-dark); }
.zona-sec .prov strong { color: var(--ivory); }
.zona-sec .prov span { color: var(--slate-light); }
.zona-sec .f-note { color: var(--slate-light); }
.zona-sec .legend li { color: var(--slate-light); }
.zona-sec .legend i { color: var(--copper-light); }
.zona-sec .legend strong { color: var(--ivory); }
.zona-sec .tri text { fill: var(--ivory); }
.zona-sec .tri .t-sub { fill: var(--copper-light); }
.zona-sec .tri .node { fill: var(--slate-light); }
.zona-sec .tri .plate { fill: rgba(192, 132, 62, .13); }
.zona-sec .tri .edge { stroke: var(--copper-light); }
.zona-sec .tri .ring { stroke: var(--copper-light); opacity: .55; }

/* ---------- 27. Tira técnica (página de producto) ---------- */
.tira-tec { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 34px; }
.tira-tec figure { display: flex; flex-direction: column; gap: 0; }
.tira-tec .fig { background-color: var(--ivory-2); }
.tira-tec figcaption {
  padding: 14px 2px 0; font-size: .86rem; color: var(--slate); line-height: 1.45;
}
.tira-tec figcaption b {
  display: block; font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .14em; text-transform: uppercase; color: var(--navy); margin-bottom: 5px;
}
@media (max-width: 900px) { .tira-tec { grid-template-columns: 1fr; gap: 26px; } }

/* ---------- 28. Créditos fotográficos ---------- */
.cred-tbl { width: 100%; border-collapse: collapse; font-size: .92rem; margin-top: 34px; }
.cred-tbl th, .cred-tbl td { padding: 14px 18px 14px 0; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.cred-tbl th {
  font-family: var(--display); font-weight: 700; font-size: var(--fs-label);
  letter-spacing: .17em; text-transform: uppercase; color: var(--slate);
}
.cred-tbl td:first-child { font-family: var(--display); font-weight: 700; }
.cred-tbl a { color: var(--copper-deep); border-bottom: 1px solid color-mix(in srgb, var(--copper) 40%, transparent); }
.cred-tbl a:hover { color: var(--copper); }

/* ==========================================================================
   29. Correcciones de contraste (WCAG 2.1 AA · 4.5:1 para texto pequeño)
   Ratios medidos sobre la paleta real. El cobre #C0843E sobre marfil da
   3.02:1 y no alcanza; se usa el cobre profundo para texto sobre fondo claro
   y el cobre claro sobre fondo oscuro. El isotipo y el wordmark conservan el
   cobre original: WCAG 1.4.3 exceptúa los logotipos.
   ========================================================================== */


/* Etiquetas y numeradores en cobre sobre fondo claro → cobre profundo (5.31:1) */
.eyebrow,
.card-n,
.apps .svc-row i { color: var(--copper-deep); }

/* …y cobre claro sobre fondo oscuro o fotografía (8.00:1) */
.band-dark .eyebrow,
.hero .eyebrow,
.phero .eyebrow,
.cta .eyebrow,
.band-foto .eyebrow,
.zona-sec .eyebrow,
.band-dark .card-n { color: var(--copper-light); }




/* ==========================================================================
   30. Marcas y proveedores  (opción 2a del handoff de Claude Design)
   Cuatro piezas apiladas: cabecera con sello, barra móvil tipográfica, banda
   de representaciones y banda de clientes de la red.
   Los logos van sobre marfil, no sobre el navy: el wordmark de Dura-Coat es
   azul oscuro y sobre navy directo desaparece.
   ========================================================================== */
.prov { background: var(--navy); color: var(--ivory); overflow: hidden; }

.prov-head { padding-block: clamp(48px, 6vw, 76px) 0; }
.prov-head .h2 { color: var(--ivory); }
.prov-cab {
  display: flex; align-items: flex-end; gap: clamp(24px, 3.4vw, 44px);
  flex-wrap: wrap; margin-top: 12px;
}
.prov-cab .h2 { flex: 1 1 420px; min-width: 0; font-size: clamp(1.7rem, 1.2rem + 1.5vw, 2.4rem); }   /* min-width:0 o no encoge y el sello se cae de fila */
.prov-cab .lead { flex: 1 1 280px; min-width: 0; margin-bottom: 4px; color: var(--slate-300); }


.prov-marquee {
  margin-top: 30px; padding-block: 24px;
  border-top: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark);
}
.prov-pista { display: flex; width: max-content; animation: provMarquee 40s linear infinite; }
.prov-vuelta { display: flex; align-items: center; gap: 56px; padding-right: 56px; }
/* El ápex del logotipo, reutilizado como separador. Es el mismo signo que el
   bullet del eyebrow, la flecha de card y el marcador del riel. */
.prov-vuelta .apex { width: 9px; height: 8px; flex: 0 0 auto; }
.prov-vuelta .apex polygon { fill: var(--copper); }

.prov-vuelta b {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(18px, 1.85vw, 24px); letter-spacing: .005em; color: var(--ivory);
  white-space: nowrap;
}
@keyframes provMarquee { to { transform: translateX(-50%); } }

.prov-bandas { padding-block: clamp(40px, 4.5vw, 56px) clamp(56px, 7vw, 80px); }
.prov-rot {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: clamp(16px, 3vw, 40px); flex-wrap: wrap;
}
/* Rótulo de banda: comparte el ápex del eyebrow pero es otro componente.
   El eyebrow abre una sección; esto rotula una banda dentro de ella. */
.prov-lbl {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700;
  font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--copper-light);
}
.prov-lbl::before {
  content: ""; width: 9px; height: 8px; flex: none;
  background: currentColor; clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
.prov-rot span { font-size: .9rem; color: var(--slate-300); }

/* Las bandas son una pieza dividida por hairlines de 1px, no tarjetas sueltas:
   la misma gramática que la grilla de productos. */
/* Columnas fijas en desktop: 7 representaciones en una fila y 12 clientes en
   dos de seis. Con auto-fit a este ancho entraban 7 clientes por fila y la
   segunda quedaba con dos celdas muertas. Debajo de 1080px sí va fluida. */
.prov-grid {
  display: grid; gap: 1px; margin-top: 28px;
  grid-template-columns: repeat(7, 1fr);
  background: rgba(250, 249, 247, .2);
}
.prov-grid.es-clientes {
  grid-template-columns: repeat(6, 1fr);
  background: rgba(250, 249, 247, .14);
}
@media (max-width: 1080px) {
  .prov-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)); }
  .prov-grid.es-clientes { grid-template-columns: repeat(auto-fit, minmax(min(100%, 140px), 1fr)); }
}
.prov-tile {
  display: flex; align-items: center; justify-content: center;
  height: 118px; padding: 22px 30px; background: var(--ivory);
}
.es-clientes .prov-tile { height: 88px; padding: 16px 22px; }
/* Alto óptico: los logos anchos necesitan menos alto que los cuadrados, o
   dominan la fila. El alto de cada uno se calcula desde su relación de aspecto. */
.prov-tile img { height: var(--h); width: auto; max-width: 100%; object-fit: contain; }
/* Jerarquía: las marcas representadas en color, los clientes en gris. */
.es-clientes .prov-tile img { filter: grayscale(1); opacity: .86; }

.prov-pie {
  max-width: 780px; margin-top: 26px;
  font-size: 13.5px; line-height: 1.6; color: var(--slate-300);
}
.prov-bandas > .prov-rot + .prov-grid + .prov-pie + .prov-rot { margin-top: 64px; }

@media (max-width: 768px) {
  .prov-cab { gap: 18px; }
  .prov-head { padding-block: 30px 0; }
  .prov-marquee { margin-top: 22px; padding-block: 20px; }
  /* Apilado no hay lugar "al lado" del título: el sello pasa a estampa
     absoluta en la esquina superior derecha, sobre la foto y fuera del
     flujo. Dentro del flujo empujaba el marquee fuera del viewport inicial. */
  .hero-sello { position: absolute; top: 30px; right: var(--gutter); margin-left: 0; }
  .hero-sello img { width: 96px; }
}
@media (prefers-reduced-motion: reduce) {
  .prov-pista { animation: none; }
}

/* ============ Equipo (organigrama) ============ */
.equipo { margin-top: 48px; }

/* Rótulos de nivel del árbol: componente propio, como .prov-lbl, no un eyebrow. */
.eq-nivel {
  display: flex; align-items: center; gap: 14px;
  margin: 0 0 22px;
  font-family: var(--display); font-weight: 700; font-size: .75rem;
  letter-spacing: .26em; text-transform: uppercase; color: var(--slate);
}
.eq-nivel::before { content: ''; width: 26px; height: 3px; background: var(--copper); flex: none; }
.eq-nivel::after { content: ''; flex: 1; height: 1px; background: var(--line); }

.eq-fila { display: grid; gap: 40px; position: relative; }
.eq-fila-1 { grid-template-columns: minmax(0, 300px); justify-content: center; }
.eq-fila-2 { grid-template-columns: repeat(2, minmax(0, 300px)); justify-content: center; }
.eq-fila-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); padding-top: 27px; }
.eq-nodo { position: relative; display: flex; justify-content: center; }

.eq-fila + .eq-nivel { margin-top: 44px; }

/* Conectores: solo la línea distribuidora sobre la fila de tres, con una
   bajada al centro de cada tarjeta. El puente bajo la dirección se quitó
   a pedido del cliente. */
.eq-fila-3::before {
  content: ''; position: absolute; top: 0;
  left: calc((100% - 80px) / 6); right: calc((100% - 80px) / 6);
  height: 2px; background: var(--line-strong);
}
.eq-fila-3 .eq-nodo::before {
  content: ''; position: absolute; left: 50%; top: -27px;
  width: 2px; height: 27px; background: var(--line-strong); transform: translateX(-50%);
}

.eq-card {
  width: 100%; max-width: 300px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  padding: 26px 20px 24px;
  background: #FFFFFF;
  border: 1px solid var(--line);
  border-top: 3px solid var(--copper);
  text-align: center;
}
/* Retrato circular: excepción pedida por el cliente, no un permiso general
   para redondear esquinas en el resto del sitio. */
.eq-foto {
  width: 170px; aspect-ratio: 1; margin: 0 0 14px;
  border-radius: 50%; overflow: hidden;
  border: 3px solid var(--copper);
  background: var(--ivory-2);
}
.eq-foto img { width: 100%; height: 100%; object-fit: cover; display: block; }
.eq-nombre { font-family: var(--display); font-weight: 700; font-size: 1.2rem; line-height: 1.15; letter-spacing: -.01em; }
.eq-rol {
  font-family: var(--display); font-weight: 700; font-size: .72rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--copper-deep);
}
.eq-tag {
  margin-top: 6px;
  font-family: var(--display); font-weight: 700; font-size: .66rem;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--ivory); background: var(--navy);
  padding: 4px 10px 3px;
}
/* Apilado no hay árbol que dibujar: se apagan los conectores. */
@media (max-width: 860px) {
  .eq-fila { gap: 18px; }
  .eq-fila-2, .eq-fila-3 { grid-template-columns: minmax(0, 300px); justify-content: center; padding-top: 0; }
  .eq-fila-3::before, .eq-fila-3 .eq-nodo::before { display: none; }
  .eq-fila + .eq-nivel { margin-top: 34px; }
}