/* LIUMAQ — Página de producto (Carbón y Cobre) */
:root{
  --carbon:#0F0F0F; --anthracite:#1A1A1A; --charcoal:#242424;
  /* Naranja de acento tomado del logo LIUMAQ ("MAQ") — fuente única */
  --color-acento:#F26A1B; --color-acento-osc:#CE5510;
  --azul-liumaq:#1B3A6B;
  --copper:var(--color-acento); --copper-dark:var(--color-acento-osc);
  --limestone:#F2F0EC; --oxide:#6B5B4E;
  --white:#fff; --silver:#9CA3AF;
  --success:#16A34A; --whatsapp:#25D366;
  --border-dark:rgba(255,255,255,.08); --border-light:#DDD8D2;
  --fd:'Barlow Condensed','Saira Condensed',sans-serif; --fb:'Inter',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);background:var(--carbon);color:var(--white);line-height:1.65}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}

/* ===== Logo tipográfico (placeholder hasta tener logo PNG transparente/SVG) ===== */
.logo-word{font-family:'Saira',var(--fd);font-weight:800;font-size:30px;letter-spacing:.5px;line-height:1;display:inline-block;text-transform:uppercase}
.logo-word .liu{color:#fff}
.logo-word .maq{color:var(--copper)}

/* ===== Header sólido (negro carbón) sticky ===== */
.site-header{position:sticky;top:0;z-index:100;background:var(--carbon);border-bottom:3px solid var(--copper)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.site-logo img{height:40px;width:auto;display:block}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{font-family:'Saira',var(--fd);font-weight:600;font-size:14px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.85);padding:9px 13px;border-radius:4px;transition:.15s}
.site-nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.site-nav .nav-tel{border:1px solid rgba(255,255,255,.35);white-space:nowrap}
.site-nav .nav-tel:hover{border-color:#fff;background:none;color:#fff}
.site-nav .nav-cta{background:var(--copper);color:#fff;margin-left:6px}
.site-nav .nav-cta:hover{background:var(--copper-dark);color:#fff}
/* Menú móvil (hamburguesa, sin JS) */
.nav-toggle{display:none}
.hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;cursor:pointer;padding:10px}
.hamburger span{display:block;height:2px;width:100%;background:#fff;border-radius:2px;transition:.2s}
@media(max-width:1000px){
  .hamburger{display:flex}
  .site-nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--carbon);border-bottom:3px solid var(--copper);flex-direction:column;align-items:stretch;gap:0;padding:8px 0;box-shadow:0 12px 24px rgba(0,0,0,.4)}
  .nav-toggle:checked ~ .site-nav{display:flex}
  .site-nav a{padding:15px 24px;font-size:15px;border-radius:0}
  .site-nav .nav-cta{margin:10px 24px;text-align:center;justify-content:center;display:flex;border-radius:4px}
  .site-nav .nav-tel{border:0;color:var(--copper)}
  .nav-toggle:checked ~ .hamburger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle:checked ~ .hamburger span:nth-child(2){opacity:0}
  .nav-toggle:checked ~ .hamburger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ===== Encabezado hero: imagen de fondo (banda más angosta) ===== */
.hero-banner{position:relative;min-height:560px;display:flex;flex-direction:column;justify-content:center;background:var(--carbon) center/cover no-repeat;color:#fff}
/* Degradado lateral: negro sólido del lado del texto (izq) -> transparente sobre la foto (der) */
.hero-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,10,10,.94) 0%,rgba(10,10,10,.86) 30%,rgba(10,10,10,.55) 55%,rgba(10,10,10,.12) 78%,rgba(10,10,10,0) 100%)}
.hero-banner>*{position:relative;z-index:2}

/* Contenido del hero (centrado vertical, cargado a la izquierda con margen estético) */
.hero-body{padding:56px 0;max-width:720px;margin-left:clamp(8px,4vw,72px);margin-right:auto}
.hero-cat{font-family:var(--fd);font-weight:700;font-size:12px;letter-spacing:3.5px;text-transform:uppercase;color:var(--copper);margin-bottom:16px}
.hero-h1{font-family:var(--fd);font-weight:700;font-size:clamp(44px,7vw,92px);line-height:.92;letter-spacing:.5px;text-transform:uppercase;max-width:820px}
.hero-h1 span{color:var(--copper)}
.hero-sub{font-size:17px;color:#E9E6E1;margin:16px 0 0;max-width:560px}
.hero-chips{display:flex;flex-wrap:wrap;gap:1px;margin:26px 0;max-width:700px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14)}
.hero-chip{background:rgba(15,15,15,.6);padding:13px 18px;flex:1 1 0;min-width:120px}
.hero-chip b{display:block;font-family:var(--fd);font-weight:600;font-size:23px;color:var(--copper);line-height:1.1}
.hero-chip span{font-size:10.5px;letter-spacing:1px;text-transform:uppercase;color:rgba(255,255,255,.78)}

/* ===== Breadcrumbs ===== */
.breadcrumb{background:var(--anthracite);font-size:12.5px;color:var(--silver)}
.breadcrumb .wrap{padding-top:12px;padding-bottom:12px}
.breadcrumb a{color:var(--silver)}
.breadcrumb a:hover{color:var(--copper)}
.breadcrumb span{color:var(--white)}

/* ===== Intro AEO (respuesta directa, debajo del hero) ===== */
.intro-aeo{background:var(--carbon);padding:48px 0}
.intro-aeo p{font-size:19px;line-height:1.7;color:#D8D5D0;max-width:780px}
.intro-aeo strong{color:#fff;font-weight:600}

/* ===== Botones ===== */
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--fd);font-weight:700;font-size:14px;letter-spacing:.6px;text-transform:uppercase;padding:15px 26px;border-radius:4px;min-height:52px;cursor:pointer;transition:.18s}
.btn--primary{background:var(--copper);color:#fff}
.btn--primary:hover{background:var(--copper-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(224,112,40,.4)}
.btn--ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.4)}
.btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn--wa{background:var(--whatsapp);color:#fff}
.btn--wa:hover{filter:brightness(1.07);transform:translateY(-2px)}
.wa-float{position:fixed;right:22px;bottom:22px;z-index:120;width:56px;height:56px;border-radius:50%;background:var(--whatsapp);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.35)}
.wa-float svg{width:30px;height:30px;fill:#fff}
.wa-float:hover{transform:scale(1.06)}

/* ===== Secciones ===== */
section{padding:64px 0}
.sec-dark{background:var(--carbon)}
.sec-anth{background:var(--anthracite)}
.sec-stone{background:var(--limestone);color:#1A1A1A}
.sec-label{font-family:var(--fd);font-weight:700;font-size:11px;letter-spacing:3.5px;text-transform:uppercase;color:var(--copper);margin-bottom:12px}
.sec-title{font-family:var(--fd);font-weight:600;font-size:clamp(30px,3.8vw,46px);line-height:1.02;letter-spacing:.5px;text-transform:uppercase;margin-bottom:14px}
.sec-intro{font-size:16px;max-width:680px;color:var(--silver)}
.sec-stone .sec-intro{color:var(--oxide)}

/* Beneficios */
.benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--border-dark);margin-top:36px}
@media(max-width:760px){.benefits{grid-template-columns:1fr}}
.benefit{background:var(--carbon);padding:28px 26px;border-left:3px solid transparent;transition:.2s}
.benefit:hover{border-left-color:var(--copper);background:var(--charcoal)}
.benefit h3{font-family:var(--fd);font-weight:700;font-size:16px;margin-bottom:8px}
.benefit p{font-size:14.5px;color:var(--silver)}
.benefit .spec{display:inline-block;font-family:var(--fd);font-weight:700;font-size:12px;color:var(--copper);margin-bottom:10px;letter-spacing:.5px}

/* Aplicaciones — tarjetas con foto */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;margin-top:34px;background:var(--border-dark)}
@media(max-width:880px){.app-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.app-grid{grid-template-columns:1fr}}
.app-card{position:relative;aspect-ratio:3/4;background:var(--anthracite) center/cover no-repeat;overflow:hidden;display:flex;align-items:flex-end}
.app-card::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 0%,rgba(0,0,0,.25) 45%,rgba(0,0,0,.88) 100%);transition:.3s}
.app-card:hover::before{background:linear-gradient(180deg,rgba(224,112,40,.10) 0%,rgba(0,0,0,.30) 45%,rgba(0,0,0,.9) 100%)}
.app-card__body{position:relative;z-index:2;padding:22px 20px}
.app-card__body h3{font-family:var(--fd);font-weight:800;font-size:18px;color:#fff;line-height:1.1}
.app-card__body p{font-size:12.5px;color:rgba(255,255,255,.8);margin-top:5px}

/* El equipo: foto oficial + texto */
.equipo-split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;margin-top:32px}
@media(max-width:820px){.equipo-split{grid-template-columns:1fr;gap:24px}}
.equipo-split__img{border-radius:6px;overflow:hidden;border:1px solid var(--border-light)}
.equipo-split__img img{width:100%;height:auto;display:block}
.equipo-galeria{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
@media(max-width:620px){.equipo-galeria{grid-template-columns:1fr}}
.equipo-galeria img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;border-radius:6px;display:block}
.apps{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.app{background:#fff;border:1px solid var(--border-light);border-radius:4px;padding:10px 16px;font-weight:600;font-size:13.5px;color:#1A1A1A}
.app b{color:var(--copper-dark)}

/* Diagrama de dimensiones (card clara) */
.dim-figure{margin-top:28px;background:#fff;border:1px solid var(--border-light);border-radius:6px;padding:22px}
.dim-figure img{width:100%;height:auto;display:block}
.dim-figure figcaption{font-size:12.5px;color:var(--oxide);margin-top:10px;text-align:center}

/* Banda visual (imagen + texto) */
.split-band{display:grid;grid-template-columns:1fr 1fr}
@media(max-width:820px){.split-band{grid-template-columns:1fr}}
.split-band__img{min-height:380px;background:var(--anthracite) center/cover no-repeat}
.split-band__txt{background:var(--anthracite);padding:56px 48px;display:flex;flex-direction:column;justify-content:center}
@media(max-width:820px){.split-band__txt{padding:40px 24px}.split-band__img{min-height:260px}}
.split-band__txt .sec-label{margin-bottom:10px}
.split-band__txt h2{font-family:var(--fd);font-weight:600;font-size:clamp(28px,3.2vw,40px);line-height:1.05;letter-spacing:.4px;text-transform:uppercase;margin-bottom:14px}
.split-band__txt p{color:var(--silver);font-size:15px;margin-bottom:10px}
.split-band__list{list-style:none;margin:8px 0 24px}
.split-band__list li{font-size:14.5px;color:#E9E6E1;padding:7px 0 7px 26px;position:relative}
.split-band__list li::before{content:"";position:absolute;left:0;top:14px;width:10px;height:10px;background:var(--copper)}

/* Diferenciadores LIUMAQ */
.diffs{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--border-dark);margin-top:36px}
@media(max-width:760px){.diffs{grid-template-columns:1fr}}
.diff{background:var(--anthracite);padding:26px 24px}
.diff h3{font-family:var(--fd);font-weight:700;font-size:15px;margin-bottom:8px;color:#fff}
.diff p{font-size:14px;color:var(--silver)}
.diff .ic{color:var(--copper);margin-bottom:14px;height:38px}
.diff .ic svg{width:38px;height:38px;display:block;stroke:var(--copper)}

/* Tabla de especificaciones */
.spec-grid{columns:2;column-gap:34px;margin-top:32px}
@media(max-width:760px){.spec-grid{columns:1}}
.spec-block{break-inside:avoid;margin-bottom:28px;display:inline-block;width:100%}
.spec-block h3{font-family:var(--fd);font-weight:700;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:var(--copper);padding-bottom:9px;margin-bottom:4px;border-bottom:1px solid var(--copper)}
table{width:100%;border-collapse:collapse}
caption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.spec-block tr{border-bottom:1px solid var(--border-dark)}
.spec-block th,.spec-block td{text-align:left;font-size:13.5px;padding:9px 0;vertical-align:top}
.spec-block th{font-weight:400;color:var(--silver);padding-right:16px}
.spec-block td{font-weight:600;color:#fff;text-align:right;white-space:nowrap}
/* Red de seguridad: si un valor no cabe, el bloque permite scroll horizontal en vez de desbordar la página */
.spec-block{overflow-x:auto}

/* FAQ */
.faq{margin-top:32px;max-width:820px}
.faq details{border-bottom:1px solid var(--border-light);padding:6px 0}
.sec-stone .faq details{border-color:var(--border-light)}
.faq summary{font-family:var(--fd);font-weight:700;font-size:16px;padding:16px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;color:#1A1A1A}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--copper);font-size:22px;line-height:1}
.faq details[open] summary::after{content:'–'}
.faq p{padding:0 0 18px;font-size:15px;color:#3a3a3a;max-width:760px}

/* CTA band */
.cta-band{background:var(--carbon);border-top:3px solid var(--copper);text-align:center}
.cta-band h2{font-family:var(--fd);font-weight:600;font-size:clamp(32px,4vw,52px);letter-spacing:.5px;text-transform:uppercase;margin-bottom:14px}
.cta-band h2 span{color:var(--copper)}
.cta-band p{color:var(--silver);max-width:560px;margin:0 auto 28px}
.cta-band .cta-row{justify-content:center}
.cta-form__lead{margin-top:30px!important;font-size:15px}
.cta-band .cta-form{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.cta-band .cta-form input{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.25);border-radius:4px;padding:12px 16px;color:#fff;font-size:14.5px;min-width:220px}
.cta-band .cta-form input::placeholder{color:var(--silver)}
.cta-form__note{margin-top:12px!important;font-size:13px}
@media(max-width:560px){.cta-band .cta-form input,.cta-band .cta-form .btn{width:100%;min-width:0}}

/* Enlaces internos */
.links-int{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
@media(max-width:760px){.links-int{grid-template-columns:1fr}}
.link-card{background:var(--anthracite);border:1px solid var(--border-dark);border-radius:6px;padding:22px 22px;transition:.18s}
.link-card:hover{border-color:var(--copper);transform:translateY(-2px)}
.link-card h3{font-family:var(--fd);font-weight:700;font-size:15px;margin-bottom:6px;color:#fff}
.link-card p{font-size:13px;color:var(--silver)}
.link-card .go{color:var(--copper);font-weight:700;font-size:13px;margin-top:10px;display:inline-block}
.model-card{display:flex;flex-direction:column;background:var(--anthracite);border:1px solid var(--border-dark);border-radius:6px;overflow:hidden;transition:.18s}
.model-card:hover{border-color:var(--copper);transform:translateY(-2px)}
.model-card__media{display:block;aspect-ratio:16/10;overflow:hidden;background:#15161A}
.model-card__media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.model-card:hover .model-card__media img{transform:scale(1.04)}
.model-card__body{display:flex;flex-direction:column;flex:1;padding:18px 20px 20px}
.model-card__body h3{font-family:var(--fd);font-weight:700;font-size:17px;text-transform:uppercase;letter-spacing:.3px;margin-bottom:6px;color:#fff}
.model-card__body p{font-size:13px;color:var(--silver);line-height:1.5}
.model-card__specs{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.model-card__specs span{background:rgba(255,255,255,.06);border:1px solid var(--border-dark);border-radius:4px;padding:4px 9px;font-size:12px;font-weight:600;color:#E9E6E1;white-space:nowrap}
.model-card .go{color:var(--copper);font-weight:700;font-size:13px;margin-top:auto;padding-top:12px;display:inline-block}

/* Footer */
.site-footer{background:var(--carbon);border-top:1px solid var(--border-dark);padding:48px 0 28px}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:32px}
@media(max-width:760px){.site-footer .cols{grid-template-columns:1fr;gap:24px}}
.foot-logo{display:inline-block}
.foot-logo img{height:44px;width:auto}
.foot-auth{display:flex;align-items:center;gap:12px;margin-top:18px}
.foot-auth span{font-family:var(--fd);font-weight:700;font-size:10px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.45)}
.foot-auth img{height:24px;width:auto}
.site-footer .foot-slogan{font-family:var(--fd);font-weight:600;font-size:15px;letter-spacing:.5px;text-transform:uppercase;color:#fff;margin-top:14px}
.site-footer p,.site-footer a,.site-footer li{font-size:13.5px;color:var(--silver)}
.site-footer h4{font-family:var(--fd);font-weight:700;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:14px}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:9px}
.site-footer a:hover{color:var(--copper)}
.foot-bottom{border-top:1px solid var(--border-dark);padding-top:20px;font-size:12px;color:rgba(255,255,255,.4)}

/* ===== Mapa de cobertura ===== */
.cob-map{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;margin-top:32px}
@media(max-width:820px){.cob-map{grid-template-columns:1fr;gap:28px}}
.cob-map__fig{margin:0;background:#fff;border:1px solid var(--border-light);border-radius:10px;padding:18px}
.cob-map__fig svg{width:100%;height:auto;display:block}
.mx-pais{fill:#D9D3CB;stroke:#fff;stroke-width:1.5}
.mx-cob{fill:var(--color-acento);stroke:#fff;stroke-width:1.5;transition:.2s}
.mx-cob:hover{fill:var(--color-acento-osc)}
.mx-lbl{fill:#fff;font-family:var(--fb);font-weight:700;font-size:11px;text-anchor:middle;pointer-events:none;paint-order:stroke;stroke:rgba(0,0,0,.25);stroke-width:2px}
.cob-legend{display:flex;align-items:center;gap:10px;font-family:var(--fd);font-weight:600;font-size:15px;text-transform:uppercase;letter-spacing:.5px;color:#1A1A1A;margin-bottom:16px}
.cob-dot{width:16px;height:16px;border-radius:4px;background:var(--color-acento);display:inline-block;flex:none}
.cob-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.cob-list li{background:#fff;border:1px solid var(--border-light);border-left:3px solid var(--color-acento);border-radius:4px;padding:9px 16px;font-weight:600;font-size:14px;color:#1A1A1A}
.cob-note{font-size:14.5px;color:var(--oxide);margin-bottom:20px;max-width:420px}
.cob-note b{color:#1A1A1A}

/* ===== Ajustes tablet: specs envuelven para no desbordar (rango 561-820px) ===== */
@media(max-width:820px){
  .spec-block td{white-space:normal;text-align:left;padding-left:14px}
}

/* ===== Ajustes móviles ===== */
@media(max-width:560px){
  section{padding:48px 0}
  .wrap{padding:0 16px}
  .intro-aeo p{font-size:17px}
  .cta-row .btn{flex:1 1 100%;justify-content:center}
  /* Hero: en móvil el degradado lateral se vuelve vertical para legibilidad */
  .hero-banner{min-height:460px;justify-content:flex-end}
  .hero-banner::before{background:linear-gradient(180deg,rgba(10,10,10,.35) 0%,rgba(10,10,10,.25) 35%,rgba(10,10,10,.75) 75%,rgba(10,10,10,.96) 100%)}
  .hero-body{padding:28px 0 40px}
}