/* Servicios Industriales — estilos del sitio
   Colores tomados del brochure: carbón + oro. */
:root {
  --carbon: #1d2226;
  --carbon-2: #262d32;
  --carbon-3: #343c42;
  --oro: #eeb62b;
  --oro-osc: #b8860b;
  --texto: #23292e;
  --gris: #59626a;
  --claro: #f5f3ee;
  --linea: #e2ded4;
  --blanco: #fff;
  --radio: 4px;
  --sombra: 0 6px 24px rgba(20, 24, 28, .10);
  --fuente: "Rubik", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --ancho: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font-family: var(--fuente); font-size: 17px; line-height: 1.65; color: var(--texto); background: var(--blanco); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.2em; }
address { font-style: normal; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--oro); color: var(--carbon); padding: 8px 14px; z-index: 100; font-weight: 700; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--oro); outline-offset: 2px; }

.wrap { width: 100%; max-width: var(--ancho); margin: 0 auto; padding: 0 20px; }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5em; padding: .85em 1.5em; font: inherit; font-weight: 500; font-size: 1rem; line-height: 1.2; text-decoration: none; border-radius: var(--radio); border: 2px solid transparent; cursor: pointer; transition: background-color .15s, color .15s, border-color .15s; }
.btn-sm { padding: .55em 1.1em; font-size: .95rem; }
.btn-oro { background: var(--oro); color: var(--carbon); }
.btn-oro:hover { background: #f6c64b; }
.btn-borde { border-color: rgba(255, 255, 255, .7); color: var(--blanco); }
.btn-borde:hover { background: rgba(255, 255, 255, .12); }
.btn-carbon { background: var(--carbon); color: var(--blanco); }
.btn-carbon:hover { background: var(--carbon-3); }
.btn-borde-carbon { border-color: var(--carbon); color: var(--carbon); }
.btn-borde-carbon:hover { background: rgba(29, 34, 38, .08); }

/* Encabezado */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--carbon); color: var(--blanco); border-bottom: 3px solid var(--oro); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; }
.brand img { width: 150px; height: auto; }
.nav ul { list-style: none; margin: 0; padding: 0; }
.nav > ul { display: flex; align-items: center; gap: 4px; }
.nav a { display: block; padding: .5em .8em; text-decoration: none; font-weight: 500; font-size: .98rem; border-radius: var(--radio); }
.nav > ul > li > a:not(.btn):hover, .nav a[aria-current="page"] { color: var(--oro); }
.nav .btn { margin-left: 10px; }
.has-sub { position: relative; }
.sub { position: absolute; top: 100%; left: 0; min-width: 270px; background: var(--carbon-2); padding: 8px 0 !important; border-top: 3px solid var(--oro); box-shadow: var(--sombra); opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity .15s, transform .15s, visibility .15s; }
.has-sub:hover .sub, .has-sub:focus-within .sub { opacity: 1; visibility: visible; transform: none; }
.sub a { padding: .5em 1.1em; font-weight: 400; font-size: .95rem; border-radius: 0; }
.sub a:hover { background: var(--carbon-3); color: var(--oro); }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; position: relative; }
.nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after { position: absolute; left: 10px; width: 24px; height: 2px; background: var(--blanco); content: ""; transition: transform .2s, background-color .2s; }
.nav-toggle-bar { top: 21px; }
.nav-toggle-bar::before { left: 0; top: -7px; }
.nav-toggle-bar::after { left: 0; top: 7px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1080px) {
  .nav-toggle { display: block; }
  .nav { position: fixed; inset: 75px 0 0 0; background: var(--carbon); overflow-y: auto; padding: 10px 20px 40px; display: none; }
  .nav.abierto { display: block; }
  .nav > ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav > ul > li { border-bottom: 1px solid var(--carbon-3); }
  .nav a { padding: .9em .2em; font-size: 1.05rem; }
  .sub { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; background: none; padding: 0 0 10px 12px !important; min-width: 0; }
  .sub a { padding: .45em .2em; color: #c9cfd3; }
  .nav .btn { margin: 18px 0 0; display: flex; }
  .nav > ul > li:last-child { border: 0; }
}

/* Hero portada */
.hero { position: relative; color: var(--blanco); background: var(--carbon); overflow: hidden; isolation: isolate; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(20, 24, 27, .94) 0%, rgba(20, 24, 27, .82) 45%, rgba(20, 24, 27, .35) 100%); }
.hero::after { content: ""; position: absolute; right: -60px; bottom: 0; width: 38%; height: 100%; background: var(--oro); clip-path: polygon(78% 0, 100% 0, 100% 100%, 30% 100%); opacity: .95; z-index: -1; }
.hero-inner { padding: clamp(70px, 12vw, 150px) 20px clamp(70px, 10vw, 130px); max-width: var(--ancho); margin: 0 auto; }
.hero-text { max-width: 720px; }
.eyebrow { display: inline-block; font-size: .85rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--oro); margin-bottom: 1em; }
.hero h1 { margin-bottom: .4em; }
.hero h1 em { font-style: normal; color: var(--oro); }
.hero-lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: #dfe3e6; max-width: 620px; margin-bottom: 1.8em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 700px) {
  .hero::after { width: 60%; opacity: .9; clip-path: polygon(88% 0, 100% 0, 100% 100%, 62% 100%); }
  .hero::before { background: linear-gradient(180deg, rgba(20, 24, 27, .78), rgba(20, 24, 27, .92)); }
}

/* Cifras */
.stats { background: var(--carbon-2); color: var(--blanco); }
.stats ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); }
.stats li { padding: 28px 16px; text-align: center; border-left: 1px solid var(--carbon-3); }
.stats li:first-child { border-left: 0; }
.stats strong { display: block; font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--oro); line-height: 1.1; }
.stats span { font-size: .92rem; color: #c3c9ce; }
@media (max-width: 860px) {
  .stats ul { grid-template-columns: repeat(2, 1fr); }
  .stats li { border-left: 0; border-top: 1px solid var(--carbon-3); }
  .stats li:last-child { grid-column: 1 / -1; }
}

/* Secciones */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-claro { background: var(--claro); }
.section-oscuro { background: var(--carbon); color: var(--blanco); }
.section-oscuro .lead, .section-oscuro p { color: #cfd5d9; }
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head.centro { margin-left: auto; margin-right: auto; text-align: center; }
.lead { font-size: 1.12rem; color: var(--gris); }
.raya { width: 56px; height: 4px; background: var(--oro); border: 0; margin: 0 0 22px; }
.centro .raya { margin-left: auto; margin-right: auto; }

/* Tarjetas de servicios */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 22px; }
.card { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .2s, transform .2s; }
.card:hover { box-shadow: var(--sombra); transform: translateY(-3px); }
.card img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }
.card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.card h3 { margin-bottom: .4em; }
.card h3 a { text-decoration: none; }
.card h3 a::after { content: ""; position: absolute; inset: 0; }
.card { position: relative; }
.card p { color: var(--gris); font-size: .97rem; margin-bottom: 1em; }
.card .mas { margin-top: auto; font-weight: 500; color: var(--oro-osc); font-size: .95rem; }
.card-sin-foto { border-top: 4px solid var(--oro); }

/* Texto + imagen */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.split-img img { border-radius: var(--radio); width: 100%; object-fit: cover; }
.split-img.alto img { aspect-ratio: 4 / 5; }
.split.invertido .split-img { order: -1; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .split.invertido .split-img { order: 0; }
  .split-img.alto img { aspect-ratio: 4 / 3; }
}

.check { list-style: none; padding: 0; }
.check li { position: relative; padding-left: 28px; margin-bottom: .6em; }
.check li::before { content: ""; position: absolute; left: 0; top: .55em; width: 12px; height: 12px; background: var(--oro); transform: rotate(45deg) scale(.8); }

/* Bloques de confianza */
.trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.trust-item { padding: 26px 22px; background: var(--carbon-2); border-radius: var(--radio); border-top: 3px solid var(--oro); }
.trust-item h3 { color: var(--oro); font-size: 1.08rem; }
.trust-item p { font-size: .96rem; margin: 0; }
@media (max-width: 960px) { .trust { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .trust { grid-template-columns: 1fr; } }

/* Pasos del proyecto (Minería) */
.pasos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: paso; }
.paso { display: block; text-decoration: none; padding: 26px 22px; border: 1px solid var(--linea); border-top: 4px solid var(--oro); border-radius: var(--radio); background: var(--blanco); transition: box-shadow .2s, transform .2s; }
.paso:hover { box-shadow: var(--sombra); transform: translateY(-3px); }
.paso-n { display: inline-flex; width: 36px; height: 36px; align-items: center; justify-content: center; border-radius: 50%; background: var(--carbon); color: var(--oro); font-weight: 700; margin-bottom: 14px; }
.paso p { color: var(--gris); font-size: .96rem; margin: 0; }
@media (max-width: 960px) { .pasos { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .pasos { grid-template-columns: 1fr; } }
.pasos-lista { padding-left: 1.3em; }
.pasos-lista li { margin-bottom: .7em; }
.section-oscuro .trust-item a { color: var(--oro); }

/* Destacado (Vicuña) */
.destacado { display: grid; grid-template-columns: 1.1fr 1fr; background: var(--carbon); color: var(--blanco); border-radius: var(--radio); overflow: hidden; }
.destacado img { width: 100%; height: 100%; object-fit: cover; min-height: 280px; }
.destacado-body { padding: clamp(26px, 4vw, 44px); align-self: center; }
.destacado-body p { color: #cfd5d9; }
@media (max-width: 860px) { .destacado { grid-template-columns: 1fr; } .destacado img { min-height: 0; aspect-ratio: 16 / 9; } }

/* Otras industrias (portada) */
.areas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 860px) { .areas { grid-template-columns: 1fr; } }

/* Bloque que se abre en dos (Calidad y HSEC) */
.bloques-dos { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); }
.bloque-dos { display: block; text-decoration: none; padding: clamp(26px, 4vw, 44px); background: var(--carbon); color: var(--blanco); transition: background-color .2s; }
.bloque-dos + .bloque-dos { background: var(--carbon-2); border-left: 4px solid var(--oro); }
.bloque-dos:hover { background: var(--carbon-3); }
.bloque-dos h2 { font-size: clamp(1.3rem, 2.4vw, 1.7rem); }
.bloque-dos p { color: #cfd5d9; margin-bottom: 1em; }
.bloque-dos .mas { color: var(--oro); font-weight: 500; }
@media (max-width: 760px) { .bloques-dos { grid-template-columns: 1fr; } .bloque-dos + .bloque-dos { border-left: 0; border-top: 4px solid var(--oro); } }

/* Cierre de compromiso */
.compromiso { background: var(--carbon); color: var(--blanco); border-top: 4px solid var(--oro); }
.compromiso .wrap { padding-top: clamp(48px, 7vw, 80px); padding-bottom: clamp(48px, 7vw, 80px); max-width: 920px; text-align: center; }
.compromiso p { font-size: clamp(1.1rem, 2.2vw, 1.4rem); line-height: 1.55; color: #e4e7ea; margin: 0 0 1.4em; }
.compromiso strong { color: var(--oro); font-weight: 500; }

/* Empleos */
.puestos { display: grid; gap: 18px; }
.puesto-card { background: var(--blanco); border: 1px solid var(--linea); border-left: 4px solid var(--oro); border-radius: var(--radio); padding: 22px 24px; }
.puesto-card .tag { display: inline-block; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--oro-osc); font-weight: 500; margin-bottom: .3em; }
.puesto-card h3 { font-size: 1.3rem; }
.puesto-meta { color: var(--gris); font-size: .92rem; }

/* Proyectos */
.proyectos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.proyecto { background: var(--blanco); border-radius: var(--radio); overflow: hidden; border: 1px solid var(--linea); }
.proyecto img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.proyecto-body { padding: 22px 24px 26px; }
.proyecto .tag { display: inline-block; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--oro-osc); font-weight: 500; margin-bottom: .4em; }
.proyecto p { color: var(--gris); margin: 0; }
@media (max-width: 760px) { .proyectos { grid-template-columns: 1fr; } }

/* Clientes */
.clientes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }
.clientes li { display: flex; align-items: center; justify-content: center; text-align: center; min-height: 72px; padding: 12px; border: 1px solid var(--linea); border-radius: var(--radio); background: var(--blanco); font-weight: 500; color: var(--carbon-3); font-size: .98rem; line-height: 1.25; }

/* Cabecera de páginas internas */
.page-hero { position: relative; background: var(--carbon); color: var(--blanco); overflow: hidden; isolation: isolate; }
.page-hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(20, 24, 27, .95), rgba(20, 24, 27, .7)); }
.page-hero::after { content: ""; position: absolute; right: 0; bottom: 0; width: 26%; height: 100%; background: var(--oro); clip-path: polygon(80% 0, 100% 0, 100% 100%, 40% 100%); z-index: -1; }
.page-hero .wrap { padding-top: clamp(44px, 7vw, 84px); padding-bottom: clamp(44px, 7vw, 84px); }
.page-hero h1 { max-width: 820px; font-size: clamp(1.9rem, 4.4vw, 3rem); }
.page-hero p { max-width: 680px; color: #d7dce0; font-size: 1.12rem; margin: 0; }
.breadcrumb { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-wrap: wrap; font-size: .9rem; color: #aeb6bc; }
.breadcrumb li + li::before { content: "/"; margin: 0 .5em; color: var(--oro); }
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { color: var(--oro); }

/* Contenido de servicio */
.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: clamp(32px, 5vw, 64px); align-items: start; }
.prose h2 { margin-top: 1.6em; }
.prose h2:first-child { margin-top: 0; }
.prose img { border-radius: var(--radio); margin: 1.5em 0; }
.aside { position: sticky; top: 100px; display: grid; gap: 18px; }
.aside-box { background: var(--claro); border-radius: var(--radio); padding: 24px; border-top: 3px solid var(--oro); }
.aside-box h2 { font-size: 1.15rem; }
.aside-box ul { list-style: none; padding: 0; margin: 0; }
.aside-box li { border-bottom: 1px solid var(--linea); }
.aside-box li:last-child { border: 0; }
.aside-box li a { display: block; padding: .5em 0; text-decoration: none; font-size: .96rem; }
.aside-box li a:hover, .aside-box li a[aria-current="page"] { color: var(--oro-osc); }
.aside-box li a[aria-current="page"] { font-weight: 500; }
.aside-cta { background: var(--carbon); color: var(--blanco); border-radius: var(--radio); padding: 24px; }
.aside-cta h2 { font-size: 1.15rem; }
.aside-cta p { color: #cfd5d9; font-size: .96rem; }
@media (max-width: 960px) {
  .content-grid { grid-template-columns: 1fr; }
  .aside { position: static; }
}

.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; margin: 1.5em 0; }
.gallery figure { margin: 0; background: var(--claro); border-radius: var(--radio); overflow: hidden; }
.gallery img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; margin: 0; border-radius: 0; }
.gallery figcaption { padding: 10px 14px; font-size: .9rem; color: var(--gris); }

.tabla { width: 100%; border-collapse: collapse; margin: 1em 0 1.5em; font-size: .97rem; }
.tabla th, .tabla td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--linea); vertical-align: top; }
.tabla th { width: 34%; color: var(--carbon); font-weight: 500; background: var(--claro); }

.nota { background: var(--claro); border-left: 4px solid var(--oro); padding: 16px 20px; border-radius: 0 var(--radio) var(--radio) 0; }

/* Contacto */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(32px, 5vw, 64px); }
.contact-list { list-style: none; padding: 0; margin: 0 0 24px; }
.contact-list li { padding: 14px 0; border-bottom: 1px solid var(--linea); }
.contact-list strong { display: block; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--oro-osc); font-weight: 500; }
.contact-list a { text-decoration: none; }
.contact-list a:hover { color: var(--oro-osc); }
.form { background: var(--claro); padding: clamp(22px, 4vw, 36px); border-radius: var(--radio); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 500; font-size: .95rem; margin-bottom: 6px; }
.field input, .field select, .field textarea { width: 100%; font: inherit; font-size: 1rem; padding: .75em .9em; border: 1px solid #cdc8bc; border-radius: var(--radio); background: var(--blanco); color: var(--texto); }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--oro); border-color: var(--oro); }
.field textarea { min-height: 150px; resize: vertical; }
.hp { position: absolute; left: -5000px; }
.form small { display: block; color: var(--gris); margin-top: 10px; }
.alerta { padding: 14px 18px; border-radius: var(--radio); margin-bottom: 20px; font-weight: 500; }
.alerta-ok { background: #e6f4ea; color: #1e5b2f; }
.alerta-error { background: #fbe9e7; color: #8a2a17; }
.mapa { margin-top: 40px; border-radius: var(--radio); overflow: hidden; border: 1px solid var(--linea); }
.mapa iframe { display: block; width: 100%; height: 380px; border: 0; }
@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
}

/* Banda de llamado */
.cta-band { background: var(--oro); color: var(--carbon); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-top: 44px; padding-bottom: 44px; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin-bottom: .25em; }
.cta-band p { margin: 0; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Pie */
.site-footer { background: var(--carbon); color: #c3c9ce; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-top: 56px; padding-bottom: 40px; }
.footer-grid img { width: 170px; margin-bottom: 16px; }
.footer-claim { max-width: 320px; }
.footer-title { font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--oro); margin: 0 0 12px; font-weight: 500; }
.footer-grid address { margin-bottom: 20px; }
.footer-links, .social { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 6px; }
.footer-links a, .social a { text-decoration: none; }
.footer-links a:hover, .social a:hover { color: var(--oro); }
.social { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-bottom { border-top: 1px solid var(--carbon-3); padding-top: 18px; padding-bottom: 22px; font-size: .88rem; color: #8f989f; }
.footer-bottom p { margin: 0; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer-grid { grid-template-columns: 1fr; } }

/* WhatsApp flotante */
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 40; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 18px rgba(0, 0, 0, .25); transition: transform .15s; }
.wa-float:hover { transform: scale(1.06); }

/* Franja de logos de clientes (marquee infinito). La duración la calcula build.ps1 en --marquee-duration. */
.logos-clientes { background: var(--carbon); padding: 30px 0 34px; border-top: 1px solid var(--carbon-3); }
.logos-titulo { text-align: center; margin: 0 0 18px; font-size: .78rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: #8f989f; }
.marquee {
  --logo-h: 28px; --logo-gap: 64px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; width: max-content; animation: marquee var(--marquee-duration, 40s) linear infinite; will-change: transform; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-grupo { display: flex; align-items: center; gap: var(--logo-gap); margin: 0; padding: 0 var(--logo-gap) 0 0; list-style: none; }
.marquee-grupo li { flex: 0 0 auto; display: flex; align-items: center; }
.marquee-grupo img { height: calc(var(--logo-h) * var(--escala, 1)); width: auto; max-width: none; filter: brightness(0) invert(1); opacity: .7; transition: opacity .2s; user-select: none; -webkit-user-drag: none; }
.marquee-grupo img:hover { opacity: 1; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (max-width: 700px) {
  .marquee { --logo-h: 22px; --logo-gap: 44px; }
  .logos-clientes { padding: 24px 0 26px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
  /* Sin animación: una sola fila que se acomoda en varias líneas, sin duplicados */
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .marquee-track { animation: none; width: auto; justify-content: center; }
  .marquee-grupo { flex-wrap: wrap; justify-content: center; row-gap: 22px; padding: 0 20px; }
  .marquee-copia, .marquee-grupo li[aria-hidden="true"] { display: none; }
}