/* =====================================================================
   VULKAR · Aceros & Maquinaria — Hoja de estilos principal
   ===================================================================== */
:root{
  --petroleo:#04313b; --petroleo-2:#0a4350; --petroleo-osc:#021c22;
  --naranja:#ff4511; --naranja-osc:#e0380a;
  --gris:#f6f6f6; --gris-2:#e9ecee; --linea:#d9dee1;
  --texto:#18282d; --texto-2:#5b6a70; --blanco:#fff;
  --wa:#4cd137;
  --f-tit:'Montserrat',Arial,sans-serif; --f-txt:'Montserrat',Arial,sans-serif; --f-ui:'Lato',Arial,sans-serif;
  --hdr:90px; --corte:42px; --ancho:1180px;
  --sombra:0 6px 22px rgba(4,49,59,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--hdr);-webkit-text-size-adjust:100%}
:root{padding-top:env(safe-area-inset-top,0px)}
body{margin:0;font-family:var(--f-txt);font-size:15px;line-height:1.65;color:var(--texto);background:var(--blanco);overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
svg{flex-shrink:0}
h1,h2,h3{font-family:var(--f-tit);margin:0;line-height:1.12}
p{margin:0 0 1em}
.container{width:min(var(--ancho),100% - 40px);margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:8px;z-index:999;background:var(--naranja);color:#fff;padding:10px 16px}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--naranja);outline-offset:3px}
.sec{padding:90px 0}
.sec--top-sm{padding-top:50px}
.sec--top-0{padding-top:0}
.texto-just{text-align:justify;hyphens:auto}

/* ---------- Títulos y chevrones ---------- */
.tit{font-size:clamp(1.6rem,2.7vw,2.15rem);font-weight:800;text-transform:uppercase;letter-spacing:.01em}
.tit--md{font-size:clamp(1.3rem,2vw,1.6rem);margin-top:80px}
.tit--naranja{color:var(--naranja)} .tit--petroleo{color:var(--petroleo)} .tit--blanco{color:#fff}
.chev-wrap{margin:22px 0 30px}
.chev{height:44px;width:auto;display:block}
.chev-wrap--sm .chev{height:26px}
.chev-wrap--sangrado{margin-left:-84px}
.chev-wrap--sangrado-izq{margin-left:-36px}
.chev polygon{transform-box:fill-box}
.js .chev-wrap .chev polygon{opacity:0;transform:translateX(-14px);transition:opacity .35s,transform .35s;transition-delay:calc(var(--i)*55ms)}
.js .chev-wrap.is-visto .chev polygon{opacity:1;transform:none}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;font-family:var(--f-tit);font-weight:800;font-size:.9rem;text-transform:uppercase;letter-spacing:.02em;border:0;transition:background .25s,transform .25s,box-shadow .25s;position:relative;overflow:hidden;line-height:1.2}
.btn svg{width:16px;height:16px}
.btn--naranja{background:var(--naranja);color:#fff}
.btn--naranja:hover{background:var(--naranja-osc)}
.btn--petroleo{background:var(--petroleo);color:#fff}
.btn--petroleo:hover{background:var(--petroleo-2)}
.btn--blanco{background:#fff;color:var(--naranja)}
.btn--gris{background:#6b6b6b;color:#fff;text-transform:none;font-family:var(--f-ui);font-weight:700;font-size:1rem;box-shadow:0 4px 10px rgba(0,0,0,.25);border-radius:3px}
.btn--wa{background:var(--wa);color:#fff;text-transform:none;font-family:var(--f-ui);font-weight:700;font-size:1rem;border-radius:2px}
.btn--wa svg,.btn--gris svg{width:18px;height:18px}
.btn--wa:hover{background:#3bb52a}
.btn--sm{padding:11px 22px;font-size:.82rem}
.btn--xs{padding:9px 18px;font-size:.8rem}
.btn--block{width:100%}
.btn--hero{padding:16px 30px;min-width:206px;justify-content:space-between}
.btn--hero svg{width:24px}
.btn::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-100%);transition:transform .6s}
.btn:hover::after{transform:translateX(100%)}

/* ---------- Cortes diagonales (firma) ---------- */
.corte{clip-path:polygon(0 0,calc(100% - var(--corte)) 0,100% var(--corte),100% 100%,0 100%)}
.corte-sm{clip-path:polygon(0 0,calc(100% - 26px) 0,100% 26px,100% 100%,0 100%)}
.corte-sup{clip-path:polygon(0 0,100% 0,100% 100%,16px 100%,0 calc(100% - 16px))}

/* =================== HEADER =================== */
.hdr{position:sticky;top:0;z-index:100;background:#fff;height:var(--hdr);transition:box-shadow .3s,height .3s}
.hdr.is-scroll{box-shadow:0 4px 20px rgba(4,49,59,.12);--hdr:76px}
.hdr__in{height:100%;display:flex;align-items:center;gap:28px}
.hdr__brand .logo{height:52px;width:auto;transition:height .3s}
.hdr.is-scroll .hdr__brand .logo{height:44px}
.nav{margin-left:auto}
.nav__list{list-style:none;margin:0;padding:0;display:flex;align-items:stretch;height:var(--hdr)}
.nav__item{position:relative;display:flex;align-items:center}
.nav__link{display:flex;align-items:center;gap:10px;height:100%;padding:0 20px;font-family:var(--f-tit);font-weight:700;font-size:.92rem;text-transform:uppercase;color:var(--petroleo);transition:color .2s}
.nav__link::after{content:"";position:absolute;left:0;right:0;bottom:22px;height:4px;background:var(--naranja);transform:scaleX(0);transition:transform .3s}
.hdr.is-scroll .nav__link::after{bottom:16px}
.nav__item:hover .nav__link,.nav__item.is-active .nav__link{color:var(--naranja)}
.nav__item:hover>.nav__link::after,.nav__item.is-active>.nav__link::after{transform:scaleX(1)}
.caret{width:10px;height:6px;color:var(--petroleo)}
.drop-toggle{display:none}
.drop{list-style:none;margin:0;padding:8px 0;position:absolute;top:calc(100% - 22px);left:0;min-width:178px;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.12);opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s}
.hdr.is-scroll .drop{top:calc(100% - 16px)}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:none}
.drop a{display:block;padding:12px 28px;font-family:var(--f-ui);font-size:.86rem;text-transform:uppercase;color:#333;transition:color .2s,padding .2s}
.drop a:hover{color:var(--naranja);padding-left:34px}
.hdr__mail{display:inline-flex;align-items:center;gap:10px;background:var(--petroleo);color:#fff;padding:11px 24px;border-radius:40px;font-family:var(--f-ui);font-size:.92rem;transition:background .25s}
.hdr__mail svg{width:16px;height:16px}
.hdr__mail:hover{background:var(--naranja)}
.burger{display:none;margin-left:auto;width:46px;height:46px;border:0;background:var(--petroleo);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{width:22px;height:2px;background:#fff;transition:.3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav__mobile-extra,.nav-velo{display:none}

/* =================== HERO =================== */
.hero{position:relative;height:clamp(560px,calc(100vh - var(--hdr)),820px);overflow:hidden;background:var(--petroleo-osc);color:#fff}
.hero__slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 1.1s ease,visibility 1.1s}
.hero__slide.is-on{opacity:1;visibility:visible}
.hero__bg{position:absolute;inset:-4%;background-size:cover;background-position:center;transform:scale(1.08);transition:transform 9s linear}
.hero__slide.is-on .hero__bg{transform:scale(1)}
.hero__slide::after{content:"";position:absolute;inset:0}
.tono-petroleo::after{background:linear-gradient(180deg,rgba(4,49,59,.78),rgba(4,49,59,.62) 60%,rgba(2,28,34,.9))}
.tono-fuego::after{background:linear-gradient(180deg,rgba(214,82,40,.82) 0%,rgba(160,70,50,.55) 40%,rgba(4,49,59,.9) 80%)}
.tono-brasa::after{background:linear-gradient(90deg,rgba(2,28,34,.88) 0%,rgba(2,28,34,.55) 55%,rgba(2,28,34,.15))}
.hero__maq{position:absolute;z-index:2;right:4%;bottom:6%;width:min(42vw,560px);filter:drop-shadow(0 30px 40px rgba(0,0,0,.5));opacity:0;transform:translateX(60px);transition:opacity 1s .5s,transform 1.4s .5s cubic-bezier(.2,.7,.2,1)}
.hero__slide.is-on .hero__maq{opacity:.95;transform:none}
.hero__chispas{position:absolute;inset:0;z-index:3;pointer-events:none;mix-blend-mode:screen}
.hero__txt{position:relative;z-index:4;height:100%;display:flex;flex-direction:column;justify-content:center;padding-left:clamp(0px,16vw,230px);padding-top:40px}
.hero__t1{font-family:var(--f-tit);font-weight:400;font-size:clamp(1.6rem,3.6vw,2.7rem);text-transform:uppercase;margin:0;line-height:1}
.hero__t2{font-weight:900;font-size:clamp(2.6rem,7.2vw,5.4rem);text-transform:uppercase;line-height:1.02;margin:6px 0 26px;letter-spacing:-.01em;
  background:linear-gradient(100deg,#fff 0%,#fff 42%,#ffd2c2 50%,#fff 58%,#fff 100%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__slide.is-on .hero__t2{animation:brillo 2.4s .8s ease-out}
@keyframes brillo{from{background-position:100% 0}to{background-position:0 0}}
.hero__p{max-width:540px;margin-top:40px;font-weight:600;font-size:1rem;line-height:1.6}
.hero__slide .hero__t1,.hero__slide .hero__t2,.hero__slide .btn--hero,.hero__slide .hero__p{opacity:0;transform:translateY(26px);transition:opacity .8s,transform .8s cubic-bezier(.2,.7,.2,1)}
.hero__slide.is-on .hero__t1{opacity:1;transform:none;transition-delay:.25s}
.hero__slide.is-on .hero__t2{opacity:1;transform:none;transition-delay:.4s}
.hero__slide.is-on .btn--hero{opacity:1;transform:none;transition-delay:.6s}
.hero__slide.is-on .hero__p{opacity:1;transform:none;transition-delay:.75s}
.hero__redes{position:absolute;z-index:5;left:clamp(16px,7.5vw,100px);top:56%;display:flex;flex-direction:column;gap:14px}
.hero__redes a{color:#fff;width:26px;height:26px;transition:color .2s,transform .2s}
.hero__redes a:hover{color:var(--naranja);transform:scale(1.15)}
.hero__scroll{position:absolute;z-index:5;right:clamp(20px,8vw,110px);top:58%;width:20px;height:60px}
.hero__scroll span{position:absolute;left:50%;top:0;width:2px;height:100%;background:#fff;animation:baja 2s infinite}
.hero__scroll span::after{content:"";position:absolute;left:-6px;bottom:0;width:12px;height:12px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(45deg)}
@keyframes baja{0%,100%{transform:translateY(0)}50%{transform:translateY(10px)}}
.hero__dots{position:absolute;z-index:5;left:50%;bottom:26px;transform:translateX(-50%);display:flex;gap:10px}
.hero__dots button{width:46px;height:20px;border:0;background:none;padding:0;display:flex;align-items:center}
.hero__dots i{display:block;width:100%;height:3px;background:rgba(255,255,255,.35);position:relative;overflow:hidden}
.hero__dots i::after{content:"";position:absolute;inset:0;background:var(--naranja);transform:scaleX(0);transform-origin:left}
.hero__dots .is-on i::after{animation:progreso var(--dur,7s) linear forwards}
@keyframes progreso{to{transform:scaleX(1)}}

/* =================== INTRO =================== */
.intro__grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.intro__txt p{text-align:justify;font-size:.97rem}
.sellos{display:flex;flex-wrap:wrap;gap:26px;margin:30px 0 32px}
.sello{display:flex;align-items:center;gap:10px;font-size:.72rem;line-height:1.25;color:var(--texto-2);max-width:170px}
.sello svg{width:52px;height:52px}
.sello b{display:block;color:var(--petroleo);font-size:.8rem;text-transform:uppercase}
.foto-marco{position:relative;margin:0}
.foto-marco img{position:relative;z-index:1;width:100%;aspect-ratio:1/1;object-fit:cover;clip-path:polygon(0 0,calc(100% - 60px) 0,100% 60px,100% 100%,0 100%)}
.foto-marco--der::before{content:"";position:absolute;left:-18px;bottom:-18px;width:34%;height:30%;background:var(--naranja)}
.foto-marco--izq img{clip-path:polygon(60px 0,100% 0,100% 100%,0 100%,0 60px)}
.foto-marco--izq::before{content:"";position:absolute;right:-18px;bottom:-18px;width:30%;height:30%;background:var(--naranja)}

/* =================== LÍNEAS =================== */
.lineas{padding-bottom:0}
.lineas__banda{position:relative;padding-bottom:60px}
.lineas__banda::before{content:"";position:absolute;left:max(20px,calc((100% - var(--ancho))/2 - 6px));right:max(20px,calc((100% - var(--ancho))/2 - 6px));top:56%;bottom:0;background:var(--petroleo);clip-path:polygon(0 0,100% 0,100% 100%,60px 100%,0 calc(100% - 60px))}
.lineas__grid{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card-linea{position:relative;display:block;aspect-ratio:367/400;background:linear-gradient(180deg,#f2f3f4,#d5d9dc);overflow:hidden}
.card-linea img{position:absolute;inset:6% 6% 22%;width:88%;height:72%;object-fit:contain;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.card-linea::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(0,0,0,.7))}
.card-linea:hover img{transform:scale(1.08) rotate(-2deg)}
.card-linea__body{position:absolute;z-index:2;left:40px;right:20px;bottom:30px}
.card-linea__tit{display:block;font-family:var(--f-tit);font-weight:900;font-size:clamp(1.15rem,1.8vw,1.6rem);text-transform:uppercase;color:#fff;margin-bottom:14px;text-shadow:0 2px 8px rgba(0,0,0,.4)}

/* =================== PRECISIÓN + VIDEO =================== */
.precision__grid{display:grid;grid-template-columns:1fr 1.1fr;gap:80px;align-items:center}
.precision__grid .tit{margin-bottom:34px}
.precision__grid p{margin-bottom:40px}
.video{position:relative;aspect-ratio:550/380;background:#000;overflow:hidden;color:#fff}
.video__reel div{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;animation:reel 15s infinite}
.video__reel div:nth-child(2){animation-delay:5s} .video__reel div:nth-child(3){animation-delay:10s}
@keyframes reel{0%{opacity:0;transform:scale(1.12)}6%{opacity:1}33%{opacity:1}40%{opacity:0;transform:scale(1)}100%{opacity:0}}
.video::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.55),transparent 30%,transparent 65%,rgba(0,0,0,.6))}
.video__top{position:absolute;z-index:2;top:14px;left:18px;right:50px;line-height:1.25}
.video__top strong{display:block;font-family:Arial,sans-serif;font-size:1.05rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.video__top small{font-size:.72rem;text-transform:uppercase;opacity:.85;font-weight:700}
.video__sub{position:absolute;z-index:2;left:50%;transform:translateX(-50%);bottom:30px;margin:0;background:rgba(0,0,0,.72);padding:3px 8px;font-family:Arial,sans-serif;font-size:.95rem;text-align:center;width:max-content;max-width:86%}
.video__play{position:absolute;z-index:3;left:50%;top:50%;width:72px;height:72px;margin:-36px 0 0 -36px;border:0;border-radius:50%;background:rgba(255,69,17,.92);color:#fff;display:grid;place-items:center;box-shadow:0 0 0 0 rgba(255,69,17,.6);animation:pulso 2.2s infinite}
.video__play svg{width:30px;height:30px;margin-left:4px}
@keyframes pulso{0%{box-shadow:0 0 0 0 rgba(255,69,17,.55)}70%{box-shadow:0 0 0 22px rgba(255,69,17,0)}100%{box-shadow:0 0 0 0 rgba(255,69,17,0)}}
.video__barra{position:absolute;z-index:2;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.2)}
.video__barra i{display:block;height:100%;width:100%;background:var(--naranja);transform-origin:left;animation:barraVideo 15s linear infinite}
@keyframes barraVideo{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;z-index:5}

/* =================== SPLIT PRODUCTOS =================== */
.split{display:grid;grid-template-columns:1fr 1fr;min-height:560px}
.split__img{background-size:cover;background-position:60% center}
.split__panel{background:var(--naranja);color:#fff;padding:80px clamp(24px,6vw,80px)}
.split__panel>p{text-align:justify;max-width:560px}
.features{list-style:none;padding:0;margin:34px 0 0;display:grid;gap:20px;max-width:333px}
.feature{display:flex;gap:12px;align-items:center;background:#fff;padding:20px 22px 20px 40px;color:var(--petroleo);transition:transform .3s}
.feature:hover{transform:translateX(8px)}
.feature>svg{width:20px;height:20px;color:var(--naranja)}
.feature strong{display:block;font-family:var(--f-tit);font-weight:800;font-size:1.1rem;text-transform:uppercase;line-height:1.1}
.feature span{font-size:.92rem;color:#777}

/* =================== COMUNIDAD =================== */
.comunidad__grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.redes{display:flex;gap:8px;margin:24px 0}
.redes a{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;transition:.25s}
.redes a svg{width:18px;height:18px}
.redes--solid a{background:var(--petroleo);color:#fff}
.redes--solid a:hover{background:var(--naranja);transform:translateY(-3px)}
.redes--outline a{border:2px solid var(--naranja);color:#fff}
.redes--outline a:hover{background:var(--naranja)}
.barras{display:grid;gap:20px;margin-top:30px}
.barra{position:relative;height:30px;background:#ececec;display:flex;align-items:center;justify-content:space-between;padding:0 14px;font-size:.82rem;font-weight:600;color:#fff;overflow:hidden}
.barra::before{content:"";position:absolute;inset:0 auto 0 0;width:var(--v);background:var(--petroleo);transform:scaleX(0);transform-origin:left;transition:transform 1.6s cubic-bezier(.2,.7,.2,1)}
.barra.is-visto::before{transform:scaleX(1)}
.barra span,.barra b{position:relative}
.barra b{color:var(--petroleo);opacity:0;transition:opacity .4s 1.4s}
.barra.is-visto b{opacity:1}
.post{border:1px solid var(--linea);border-radius:8px;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.05);overflow:hidden;font-family:-apple-system,Segoe UI,Arial,sans-serif}
.post__hd{display:flex;align-items:center;gap:12px;padding:14px 16px 6px}
.post__avatar{width:48px;height:48px;border:1px solid var(--linea);display:grid;place-items:center;padding:4px;background:#fff}
.logo--mini{width:100%;height:auto}
.post__hd strong{display:block;font-size:.95rem}
.post__hd small{color:#777;font-size:.78rem}
.post__red{margin-left:auto;color:#0a66c2;width:30px;height:30px}
.post__txt{padding:6px 16px;font-size:.9rem;margin:0}
.post__media{position:relative;display:block;margin-top:8px;aspect-ratio:16/10;overflow:hidden}
.post__media img{width:100%;height:100%;object-fit:cover;transition:transform 6s}
.post__media:hover img{transform:scale(1.08)}
.post__play{position:absolute;left:50%;top:50%;width:52px;height:52px;margin:-26px;border-radius:50%;background:rgba(0,0,0,.55);border:2px solid #fff;display:grid;place-items:center;color:#fff}
.post__play svg{width:22px;margin-left:3px}
.post__ft{display:flex;justify-content:space-between;padding:12px 16px;font-size:.8rem;color:#666;border-top:1px solid var(--gris-2)}

/* =================== CLIENTES =================== */
.clientes{background:var(--gris)}
.clientes__tit{display:flex;align-items:center;justify-content:center;gap:24px;margin-bottom:60px}
.clientes__tit .chev{height:38px}
.carrusel{overflow:hidden}
.carrusel__pista{display:flex;gap:61px;transition:transform .7s cubic-bezier(.4,0,.2,1)}
.cliente{flex:0 0 calc((100% - 5*61px)/6);aspect-ratio:139/159;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:14px;color:var(--petroleo);text-align:center;filter:grayscale(1);opacity:.75;transition:filter .3s,opacity .3s}
.cliente:hover{filter:none;opacity:1}
.cliente svg{width:44px;height:40px;color:#1e5c9b}
.cliente span{font-size:.72rem;line-height:1.15;text-transform:uppercase;letter-spacing:.03em}
.cliente b{display:block;font-family:var(--f-tit);font-size:.95rem;font-weight:900}
.carrusel__dots{display:flex;justify-content:center;gap:10px;margin-top:38px}
.carrusel__dots button{width:12px;height:12px;border-radius:50%;border:0;background:#727272;padding:0;transition:background .3s,transform .3s}
.carrusel__dots button.is-on{background:var(--naranja);transform:scale(1.2)}

/* =================== FOOTER =================== */
.ftr{position:relative;color:#fff;background:var(--petroleo-osc);padding:76px 0 26px;overflow:hidden}
.ftr__bg{position:absolute;inset:0;background:linear-gradient(rgba(2,28,34,.86),rgba(2,28,34,.92)),url('../img/escena-planta.svg') center/cover}
.ftr__grid,.ftr__bottom{position:relative}
.ftr__grid{display:grid;grid-template-columns:1.05fr 1fr 1fr 1fr;gap:34px}
.logo--ftr{width:230px;height:auto;margin-bottom:12px}
.ftr__marca p{font-size:.78rem;font-weight:600;line-height:1.45;text-align:center;max-width:260px}
.ftr h3{font-size:1.32rem;font-weight:800;text-transform:uppercase;margin:6px 0 22px}
.ftr__datos{list-style:none;padding:0;margin:0;display:grid;gap:16px;font-size:.88rem;font-weight:600}
.ftr__datos li{display:flex;gap:12px;align-items:flex-start}
.ftr__datos svg{width:20px;height:20px;color:var(--naranja);margin-top:2px}
.ftr__datos a:hover{color:var(--naranja)}
.ftr__links{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:14px}
.ftr__links button,.ftr__links a{background:none;border:0;color:#fff;padding:0;font-weight:700;font-size:.9rem;font-family:var(--f-txt)}
.ftr__links button:hover,.ftr__links a:hover{color:var(--naranja)}
.ftr__slogan{font-family:var(--f-tit);font-weight:800;text-transform:uppercase;font-size:1rem;line-height:1.15;margin-top:8px}
.ftr__horario{display:flex;gap:8px;font-size:.78rem;opacity:.85}
.ftr__horario svg{width:16px;height:16px;color:var(--naranja);margin-top:3px}
.ftr__bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:60px;font-size:.85rem;font-weight:600}
.ftr__bottom p{margin:0}
.ftr__bottom a{text-transform:uppercase;font-weight:800}
.ftr__bottom a:hover{color:var(--naranja)}

/* =================== WHATSAPP + A11Y =================== */
.wa-float{position:fixed;z-index:120;right:22px;bottom:calc(22px + env(safe-area-inset-bottom,0px));display:flex;align-items:flex-end;gap:12px}
.wa-float__btn{width:62px;height:62px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(37,211,102,.45);position:relative;transition:transform .25s}
.wa-float__btn svg{width:32px;height:32px}
.wa-float__btn::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:onda 2s infinite}
@keyframes onda{from{transform:scale(1);opacity:.8}to{transform:scale(1.7);opacity:0}}
.wa-float__btn:hover{transform:scale(1.08) rotate(-6deg)}
.wa-float__burbuja{position:relative;background:#fff;color:var(--texto);padding:14px 34px 14px 16px;box-shadow:var(--sombra);border-left:4px solid #25d366;max-width:240px;font-size:.82rem;line-height:1.35;opacity:0;transform:translateY(10px);pointer-events:none;transition:.4s}
.wa-float__burbuja.is-on{opacity:1;transform:none;pointer-events:auto}
.wa-float__burbuja strong{display:block;color:var(--petroleo);margin-bottom:2px}
.wa-float__x{position:absolute;top:6px;right:6px;width:22px;height:22px;border:0;background:none;color:#999;padding:3px}
.a11y-btn{position:fixed;z-index:119;left:22px;bottom:calc(22px + env(safe-area-inset-bottom,0px));width:46px;height:46px;border-radius:50%;border:0;background:#2b4ee8;color:#fff;display:grid;place-items:center;box-shadow:0 0 0 4px rgba(43,78,232,.2)}
.a11y-btn svg{width:30px;height:30px}
.a11y-panel{position:fixed;z-index:121;left:22px;bottom:84px;width:300px;background:#fff;box-shadow:0 20px 50px rgba(0,0,0,.25);border-top:4px solid #2b4ee8;padding:16px;font-size:.85rem}
.a11y-panel__hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.a11y-panel__hd button{border:0;background:none;width:28px;height:28px;padding:4px}
.a11y-panel__grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.a11y-panel__grid button{border:1px solid var(--linea);background:var(--gris);padding:12px 6px;font-weight:800;font-size:1.05rem;color:var(--petroleo);display:flex;flex-direction:column;align-items:center;gap:3px}
.a11y-panel__grid button small{font-weight:600;font-size:.72rem;color:var(--texto-2)}
.a11y-panel__grid button[aria-pressed="true"]{background:#2b4ee8;color:#fff;border-color:#2b4ee8}
.a11y-panel__grid button[aria-pressed="true"] small{color:#dfe6ff}
.a11y-panel__reset{margin-top:10px;width:100%;border:0;background:var(--petroleo);color:#fff;padding:10px;font-weight:700}
html.a11y-contraste{filter:contrast(1.35)}
html.a11y-grises{filter:grayscale(1)}
html.a11y-contraste.a11y-grises{filter:grayscale(1) contrast(1.35)}
html.a11y-enlaces a{text-decoration:underline!important}
html.a11y-pausa *,html.a11y-pausa *::before,html.a11y-pausa *::after{animation-play-state:paused!important;transition:none!important}

/* =================== MODALES =================== */
.modal,.lightbox{border:0;padding:40px;max-width:620px;width:calc(100% - 32px);box-shadow:0 30px 80px rgba(0,0,0,.35);color:var(--texto)}
.modal::backdrop,.lightbox::backdrop{background:rgba(2,28,34,.78);backdrop-filter:blur(3px)}
.modal h2{color:var(--petroleo);text-transform:uppercase;font-weight:800;margin-bottom:16px}
.modal[open],.lightbox[open]{animation:aparece .35s cubic-bezier(.2,.7,.2,1)}
@keyframes aparece{from{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1;transform:none}}
.modal__x{position:absolute;top:12px;right:12px;width:38px;height:38px;border:0;background:var(--gris);padding:9px;z-index:3}
.modal__x:hover{background:var(--naranja);color:#fff}
.modal--serv{max-width:900px;padding:0;display:none}
.modal--serv[open]{display:grid;grid-template-columns:1fr 1.2fr}
.modal-serv__img{background-size:cover;background-position:center;position:relative;min-height:300px}
.modal-serv__img::before{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(4,49,59,.7),rgba(255,69,17,.55))}
.modal-serv__img img{position:absolute;inset:12%;width:76%;height:76%;object-fit:contain;filter:drop-shadow(0 20px 30px rgba(0,0,0,.5))}
.modal-serv__body{padding:44px 40px}
.modal-serv__body .chev-wrap{margin:12px 0 18px}
.lightbox{max-width:1000px;padding:30px;background:#fff}
.lightbox img{width:100%;max-height:78vh;object-fit:contain}

/* =================== BANNERS INTERNOS =================== */
.banner{position:relative;height:clamp(300px,36vw,400px);overflow:hidden;color:#fff;background:var(--petroleo-osc)}
.banner__bg{position:absolute;inset:0;background-size:cover;background-position:center;animation:kenburns 18s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.1) translateX(-2%)}}
.banner--split .banner__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,28,34,.92),rgba(4,49,59,.78))}
.banner__lado{position:absolute;top:0;bottom:0;right:0;width:40%;background-size:cover;background-position:center;background-color:var(--naranja);background-blend-mode:multiply;clip-path:polygon(18% 0,100% 0,100% 100%,0 100%);animation:entraLado 1.1s cubic-bezier(.2,.7,.2,1) both}
.banner__lado::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,69,17,.45),rgba(255,69,17,.15))}
@keyframes entraLado{from{clip-path:polygon(100% 0,100% 0,100% 100%,82% 100%)}to{clip-path:polygon(18% 0,100% 0,100% 100%,0 100%)}}
.banner__txt{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;justify-content:center;padding-top:20px}
.banner__t1{font-family:var(--f-tit);font-size:clamp(1.8rem,3.6vw,2.9rem);font-weight:400;text-transform:uppercase;margin:0;line-height:1;animation:sube .8s .2s both}
.banner__t2{font-size:clamp(2.2rem,4.8vw,3.9rem);font-weight:800;text-transform:uppercase;line-height:1.05;max-width:620px;animation:sube .8s .35s both}
@keyframes sube{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.banner--catalogo .banner__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#000 0%,rgba(0,0,0,.75) 35%,rgba(0,0,0,.15) 70%)}
.banner--catalogo .banner__txt{width:100%;max-width:none;padding-left:clamp(20px,3.7vw,50px)}
.banner__maqs{position:absolute;z-index:1;right:0;bottom:0;width:58%;height:100%}
.banner__maqs img{position:absolute;filter:drop-shadow(0 20px 30px rgba(0,0,0,.6))}
.banner__maqs .m1{right:-2%;bottom:-6%;width:62%;animation:entraMaq 1.2s .2s cubic-bezier(.2,.7,.2,1) both}
.banner__maqs .m2{right:40%;bottom:-4%;width:46%;animation:entraMaq 1.2s .45s cubic-bezier(.2,.7,.2,1) both}
@keyframes entraMaq{from{opacity:0;transform:translateX(80px)}to{opacity:1;transform:none}}

/* =================== CATÁLOGO =================== */
.lineas-tabs{display:flex;gap:6px;margin-top:-28px;position:relative;z-index:3;flex-wrap:wrap}
.lineas-tabs a{background:#fff;padding:16px 26px;font-family:var(--f-tit);font-weight:800;font-size:.85rem;text-transform:uppercase;color:var(--petroleo);box-shadow:var(--sombra);border-bottom:4px solid transparent;transition:.25s}
.lineas-tabs a:hover{color:var(--naranja)}
.lineas-tabs a.is-on{background:var(--petroleo);color:#fff;border-bottom-color:var(--naranja)}
.catalogo__grid{display:grid;grid-template-columns:293px 1fr;gap:40px;align-items:start}
.filtro{position:sticky;top:calc(var(--hdr) + 20px)}
.filtro__tit{font-size:1.35rem;font-weight:800;text-transform:uppercase;color:var(--petroleo);margin-bottom:18px}
.filtro__buscar{position:relative;display:block;margin-bottom:22px}
.filtro__buscar input{width:100%;border:0;border-top:2px solid var(--linea);background:#f3f3f3;padding:14px 40px 14px 14px;font-family:var(--f-ui);font-size:.95rem;color:var(--texto)}
.filtro__buscar input:focus{outline:2px solid var(--naranja);outline-offset:0}
.filtro__buscar svg{position:absolute;right:12px;top:50%;width:20px;height:20px;transform:translateY(-50%);color:#999}
.filtro__lista{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.check{display:flex;align-items:center;gap:12px;font-family:var(--f-ui);font-size:.92rem;text-transform:uppercase;color:#666;cursor:pointer}
.check input{position:absolute;opacity:0}
.check__box{width:21px;height:21px;border:1px solid #bbb;background:#fff;position:relative;transition:.2s}
.check input:checked+.check__box{background:var(--naranja);border-color:var(--naranja)}
.check input:checked+.check__box::after{content:"";position:absolute;left:6px;top:2px;width:6px;height:11px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.check input:focus-visible+.check__box{outline:3px solid var(--naranja);outline-offset:2px}
.check.is-vacio{opacity:.55;cursor:default}
.check.is-vacio .check__box{border-color:#e2e2e2}
.filtro__ayuda{margin-top:30px;background:var(--petroleo);color:#fff;padding:22px 22px 26px}
.filtro__ayuda strong{font-family:var(--f-tit);text-transform:uppercase;display:block;margin-bottom:4px}
.filtro__ayuda p{font-size:.85rem;opacity:.85}
.catalogo__barra{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;gap:12px}
.catalogo__barra p{margin:0;color:var(--texto-2);font-size:.85rem;font-weight:600}
.paginacion{display:flex;gap:4px}
.paginacion button{width:32px;height:32px;border:0;background:#f1f1f1;font-family:var(--f-ui);font-weight:700;font-size:.8rem;color:#555}
.paginacion button.is-on{background:var(--naranja);color:#fff}
.paginacion button:disabled{opacity:.4;cursor:default}
.productos{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.productos--4{grid-template-columns:repeat(4,1fr);gap:20px}
.prod{background:#fff;box-shadow:0 1px 8px rgba(0,0,0,.18);padding:22px 20px 18px;display:flex;flex-direction:column;align-items:center;text-align:center;transition:box-shadow .3s,transform .3s}
.prod:hover{box-shadow:0 14px 30px rgba(4,49,59,.2);transform:translateY(-4px)}
.prod__img{display:block;width:100%;aspect-ratio:1/0.92;margin-bottom:12px}
.prod__img img{width:100%;height:100%;object-fit:contain;transition:transform .5s}
.prod:hover .prod__img img{transform:scale(1.06)}
.prod__nom{font-size:.96rem;font-weight:800;text-transform:uppercase;color:var(--petroleo);margin:auto 0 14px;line-height:1.25}
.prod[hidden]{display:none}
.productos__vacio{padding:40px;background:var(--gris);text-align:center;font-weight:600;color:var(--texto-2)}

/* =================== DETALLE =================== */
.detalle__grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start;margin-bottom:60px}
.galeria{display:grid;grid-template-columns:90px 1fr;gap:16px}
.galeria__thumbs{display:grid;gap:12px;align-content:start}
.galeria__thumb{border:0;padding:6px;background:#fff;opacity:.45;transition:opacity .25s;overflow:hidden;aspect-ratio:1}
.galeria__thumb.is-on,.galeria__thumb:hover{opacity:1}
.galeria__thumb img,.galeria__main img{width:100%;height:100%;object-fit:contain}
.v2 img{transform:scaleX(-1)} .v3 img{transform:scale(1.7) translate(10%,4%)} .v4{background:radial-gradient(circle,#4a5a62,#04313b)}
.galeria__main{position:relative;aspect-ratio:1/0.95;overflow:hidden;cursor:zoom-in;background:#fff;transition:background .3s}
.galeria__main img{transition:transform .25s ease-out}
.galeria__main.is-zoom img{transform:scale(2)!important}
.galeria__main.v3 img{transform:scale(1.7) translate(10%,4%)}
.galeria__zoom{position:absolute;top:0;right:0;width:32px;height:32px;border:0;background:#f1f1f1;padding:6px;color:#333;z-index:2}
.migas{font-size:.82rem;font-weight:600;color:#888;margin-bottom:10px}
.migas a{text-decoration:underline;color:#555}
.migas a:hover{color:var(--naranja)}
.migas svg{width:14px;height:14px;display:inline;vertical-align:-2px}
.detalle__tit{font-size:clamp(1.7rem,3vw,2.1rem);font-weight:800;text-transform:uppercase;color:var(--petroleo);margin-bottom:18px}
.detalle__res{text-align:justify;color:#555;margin-bottom:40px}
.detalle__info>.btn{display:flex;width:max-content;margin-bottom:18px}
.garantias{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.garantia{position:relative;width:213px;height:94px;background:#111;border-radius:6px;color:#fff;display:flex;align-items:center;justify-content:center;gap:12px;padding:10px 18px;overflow:hidden}
.garantia::before{content:"";position:absolute;right:0;top:0;width:52px;height:52px;background:var(--naranja);clip-path:polygon(0 0,100% 0,100% 100%)}
.garantia::after{content:"";position:absolute;right:9px;top:9px;width:9px;height:15px;border:solid #fff;border-width:0 3px 3px 0;transform:rotate(45deg)}
.garantia svg{width:54px;height:54px;color:var(--naranja)}
.garantia span{font-family:var(--f-ui);font-weight:700;font-size:1rem;line-height:1.2}
.tabs__nav{display:flex;gap:10px;flex-wrap:wrap}
.tabs__nav button{background:none;border:0;border-top:2px solid #999;padding:22px 34px 18px;font-family:var(--f-ui);font-weight:700;font-size:1rem;color:#666;min-width:150px}
.tabs__nav button[aria-selected="true"]{color:var(--naranja);border-top-color:var(--naranja)}
.tabs__panel{padding:24px 20px;color:#666;max-width:1100px}
.tabs__panel p{text-align:justify}
.tabs__panel strong{color:#555}
.specs{border-collapse:collapse;width:100%;max-width:700px}
.specs th,.specs td{padding:12px 16px;border-bottom:1px solid var(--gris-2);text-align:left;font-size:.92rem}
.specs th{width:40%;color:var(--petroleo);font-weight:700;background:var(--gris)}
.specs__nota{font-size:.8rem;margin-top:12px}
.valoracion{display:flex;gap:40px;align-items:center;flex-wrap:wrap}
.valoracion__nota{text-align:center}
.valoracion__nota b{font-size:3rem;font-family:var(--f-tit);color:var(--petroleo);display:block;line-height:1}
.estrellas{display:flex;gap:2px;color:#ffb400;justify-content:center;margin:6px 0}
.estrellas svg{width:20px;height:20px}
.valoracion__nota small{display:block;max-width:160px;font-size:.75rem}
.ficha-print{display:none}

/* =================== SERVICIOS =================== */
.servicios{display:grid;grid-template-columns:repeat(3,1fr);gap:80px 20px}
.card-serv{position:relative;aspect-ratio:367/400;overflow:hidden;background:var(--petroleo-osc)}
.card-serv::before{content:"";position:absolute;inset:0;background:var(--bg) center/cover;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.card-serv::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.1) 20%,rgba(0,0,0,.85))}
.card-serv__maq{position:absolute;z-index:1;left:10%;top:8%;width:80%;height:56%;object-fit:contain;filter:drop-shadow(0 18px 24px rgba(0,0,0,.6));transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.card-serv:hover::before{transform:scale(1.1)}
.card-serv:hover .card-serv__maq{transform:translateY(-8px) scale(1.05)}
.card-serv__body{position:absolute;z-index:2;left:40px;right:16px;bottom:30px}
.card-serv__tit{font-weight:900;font-size:clamp(1.05rem,1.7vw,1.4rem);text-transform:uppercase;color:#fff;margin-bottom:14px;line-height:1.15}
.proceso{background:var(--petroleo);color:#fff;position:relative;overflow:hidden}
.proceso::before{content:"";position:absolute;inset:0;background:url('../img/escena-planta.svg') center/cover;opacity:.12}
.proceso .container{position:relative}
.proceso__pasos{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:p}
.proceso__pasos li{position:relative;padding:28px 24px;background:rgba(255,255,255,.06);border-top:4px solid var(--naranja)}
.proceso__pasos span{font-family:var(--f-tit);font-weight:900;font-size:3rem;color:var(--naranja);line-height:1;display:block;margin-bottom:10px}
.proceso__pasos strong{font-family:var(--f-tit);text-transform:uppercase;font-size:1.1rem;display:block;margin-bottom:8px}
.proceso__pasos p{font-size:.88rem;opacity:.85;margin:0}
.proceso__pasos li:not(:last-child)::after{content:"";position:absolute;right:-18px;top:50%;width:12px;height:12px;border-top:3px solid var(--naranja);border-right:3px solid var(--naranja);transform:rotate(45deg)}
.cta-banda{background:var(--naranja);color:#fff;padding:34px 0}
.cta-banda__in{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cta-banda p{margin:0;font-size:1.1rem}
.cta-banda strong{font-family:var(--f-tit);text-transform:uppercase}
.lista-check{list-style:none;padding:0;margin:20px 0 28px;display:grid;gap:14px}
.lista-check li{display:flex;gap:12px;align-items:flex-start;font-size:.93rem;line-height:1.5}
.lista-check svg{width:18px;height:18px;color:var(--naranja);margin-top:3px}
.lista-check--blanco li{color:#fff;font-weight:600}

/* =================== NOSOTROS =================== */
.quienes{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.quienes p{font-size:.97rem}
.quienes .btn{margin-top:20px}
.mision{width:min(1150px,100%);margin:0 auto}
.mision__in{display:grid;grid-template-columns:1fr 1fr}
.mision__benef{position:relative;padding:76px clamp(24px,8vw,100px);color:#fff;background:var(--petroleo-osc);overflow:hidden}
.mision__benef::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(2,28,34,.82),rgba(2,28,34,.88)),var(--bg) center/cover}
.mision__benef>*{position:relative}
.mision__mv{background:var(--naranja);color:#fff;padding:96px clamp(24px,7vw,80px);display:grid;gap:56px;align-content:center}
.mv-tit{font-size:clamp(1.8rem,3vw,2.3rem);font-weight:800;text-transform:uppercase;margin-bottom:16px}
.mv-tit span{color:var(--petroleo)}
.mision__mv p{margin:0}
.cifras__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.cifra{padding:30px 10px;border-right:1px solid var(--linea)}
.cifra:last-child{border-right:0}
.cifra b{display:block;font-family:var(--f-tit);font-weight:900;font-size:clamp(2.4rem,4.6vw,3.6rem);color:var(--naranja);line-height:1}
.cifra span{display:block;margin-top:10px;font-weight:600;color:var(--petroleo);font-size:.9rem}
.valores__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.valor{background:var(--gris);padding:28px 24px 30px;border-top:4px solid var(--petroleo);transition:border-color .3s,transform .3s}
.valor:hover{border-color:var(--naranja);transform:translateY(-6px)}
.valor svg{width:22px;height:22px;color:var(--naranja)}
.valor strong{display:block;font-family:var(--f-tit);font-weight:800;text-transform:uppercase;color:var(--petroleo);font-size:1.15rem;margin:10px 0 8px}
.valor p{font-size:.88rem;color:var(--texto-2);margin:0}

/* =================== CONTACTO =================== */
.contacto{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:start}
.datos{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:14px}
.datos li{display:flex;gap:16px;align-items:center;background:var(--gris);padding:18px 20px}
.datos li>svg{width:42px;height:42px;padding:10px;background:var(--petroleo);color:#fff}
.datos strong{display:block;font-family:var(--f-tit);text-transform:uppercase;color:var(--petroleo);font-size:.9rem}
.datos span,.datos a{font-size:.9rem;color:var(--texto-2)}
.datos a:hover{color:var(--naranja)}
.form{background:var(--petroleo);color:#fff;padding:44px 40px 40px}
.form__tit{font-size:1.6rem;font-weight:800;text-transform:uppercase}
.form__sub{opacity:.75;font-size:.85rem;margin:6px 0 24px}
.form__fila{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.campo{display:block;margin-bottom:16px;border:0;padding:0}
.campo>span,.campo legend{display:block;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin-bottom:6px;opacity:.9}
.campo input,.campo textarea{width:100%;border:0;border-bottom:2px solid rgba(255,255,255,.25);background:rgba(255,255,255,.07);color:#fff;padding:13px 14px;font-family:var(--f-ui);font-size:1rem;transition:border-color .2s,background .2s}
.campo input:focus,.campo textarea:focus{outline:none;border-bottom-color:var(--naranja);background:rgba(255,255,255,.12)}
.campo textarea::placeholder{color:rgba(255,255,255,.45)}
.campo.is-error input,.campo.is-error textarea{border-bottom-color:#ff8a65}
.campo--chips{display:flex;flex-wrap:wrap;gap:8px}
.campo--chips legend{width:100%}
.chip input{position:absolute;opacity:0}
.chip span{display:inline-block;padding:9px 14px;border:1px solid rgba(255,255,255,.3);font-size:.82rem;font-weight:600;cursor:pointer;transition:.2s}
.chip input:checked+span{background:var(--naranja);border-color:var(--naranja)}
.chip input:focus-visible+span{outline:2px solid #fff;outline-offset:2px}
.form__error{background:rgba(255,69,17,.18);border-left:3px solid var(--naranja);padding:10px 14px;font-size:.88rem}
.mapa{position:relative;height:440px;filter:saturate(.85)}
.mapa iframe{width:100%;height:100%;border:0;display:block}
.mapa__tarjeta{position:absolute;left:max(20px,calc((100% - var(--ancho))/2));top:50%;transform:translateY(-50%);background:#fff;padding:28px 30px;box-shadow:var(--sombra);max-width:320px}
.mapa__tarjeta .logo{width:180px;height:auto;margin-bottom:12px}
.mapa__tarjeta p{font-size:.88rem;color:var(--texto-2)}
.faq__in{max-width:900px}
.faq__item{border-bottom:1px solid var(--linea)}
.faq__item summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;font-family:var(--f-tit);font-weight:700;color:var(--petroleo);position:relative}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--naranja);transition:transform .3s}
.faq__item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq__item p{color:var(--texto-2);padding-bottom:18px;margin:0}

/* =================== RESPONSIVE =================== */
@media (max-width:1180px){
  .nav__link{padding:0 13px;font-size:.84rem}
  .hdr__mail span{display:none}
  .hdr__mail{padding:12px}
  .cliente{flex-basis:calc((100% - 3*40px)/4)}
  .carrusel__pista{gap:40px}
}
@media (max-width:980px){
  :root{--hdr:74px}
  .burger{display:flex}
  .hdr__mail{margin-left:auto}
  .nav{position:fixed;top:var(--hdr);right:0;bottom:0;width:min(360px,88vw);background:#fff;transform:translateX(105%);transition:transform .4s cubic-bezier(.2,.7,.2,1);overflow-y:auto;z-index:99;box-shadow:-10px 0 40px rgba(0,0,0,.15);padding:10px 0 calc(30px + env(safe-area-inset-bottom,0px))}
  .nav.is-open{transform:none}
  .nav-velo{display:block;position:fixed;inset:var(--hdr) 0 0;background:rgba(2,28,34,.55);opacity:0;visibility:hidden;transition:.3s;z-index:98}
  .nav-velo.is-on{opacity:1;visibility:visible}
  .nav__list{flex-direction:column;height:auto}
  .nav__item{flex-wrap:wrap;border-bottom:1px solid var(--gris-2)}
  .nav__link{height:auto;padding:18px 26px;flex:1}
  .nav__link::after{bottom:0;left:0;right:auto;width:4px;height:100%;transform:scaleY(0)}
  .nav__item.is-active>.nav__link::after{transform:scaleY(1)}
  .nav__item:hover>.nav__link::after{transform:scaleY(0)}
  .nav__item.is-active:hover>.nav__link::after{transform:scaleY(1)}
  .caret{display:none}
  .drop-toggle{display:grid;place-items:center;width:58px;border:0;background:none;color:var(--petroleo)}
  .drop-toggle svg{width:12px;height:8px;transition:transform .3s}
  .drop-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
  .drop{position:static;width:100%;box-shadow:none;opacity:1;visibility:visible;transform:none;max-height:0;overflow:hidden;padding:0;background:var(--gris);transition:max-height .35s}
  .has-drop:hover .drop{transform:none}
  .drop.is-open{max-height:300px}
  .drop a{padding:14px 40px}
  .nav__mobile-extra{display:grid;gap:18px;padding:26px}
  .nav__redes{display:flex;gap:10px}
  .nav__redes a{width:40px;height:40px;border-radius:50%;background:var(--petroleo);color:#fff;display:grid;place-items:center}
  .nav__redes svg{width:18px}
  .hero__txt{padding-left:clamp(40px,10vw,90px)}
  .hero__maq{opacity:.3!important;width:70vw;right:-10%}
  .intro__grid,.precision__grid,.comunidad__grid,.quienes,.contacto,.detalle__grid{grid-template-columns:1fr;gap:50px}
  .foto-marco{max-width:560px;margin-inline:auto;width:100%}
  .quienes .foto-marco{order:-1}
  .chev-wrap--sangrado{margin-left:-20px}
  .lineas__grid,.servicios{grid-template-columns:1fr 1fr}
  .servicios{gap:20px}
  .lineas__banda::before{top:30%}
  .split,.mision__in,.modal--serv[open]{grid-template-columns:1fr}
  .split__img{min-height:320px}
  .catalogo__grid{grid-template-columns:1fr}
  .filtro{position:static}
  .filtro__lista{grid-template-columns:1fr 1fr}
  .filtro__ayuda{display:none}
  .productos{grid-template-columns:repeat(2,1fr);gap:20px}
  .productos--4{grid-template-columns:repeat(2,1fr)}
  .proceso__pasos,.valores__grid,.cifras__grid{grid-template-columns:1fr 1fr}
  .proceso__pasos li::after{display:none}
  .cifra:nth-child(2){border-right:0}
  .ftr__grid{grid-template-columns:1fr 1fr}
  .cliente{flex-basis:calc((100% - 2*30px)/3)}
  .carrusel__pista{gap:30px}
  .banner__lado{width:46%}
  .banner__maqs{width:70%;opacity:.55}
  .mapa__tarjeta{position:static;transform:none;max-width:none;margin:0}
  .mapa{height:auto}
  .mapa iframe{height:360px}
  .modal-serv__img{min-height:220px}
}
@media (max-width:640px){
  body{font-size:14.5px}
  .sec{padding:64px 0}
  .hdr__brand .logo{height:42px}
  .hdr__mail{display:none}
  .burger{margin-left:auto}
  .hero{height:auto;min-height:calc(100svh - var(--hdr))}
  .hero__slide{position:absolute}
  .hero__txt{padding:60px 0 100px;padding-left:44px;justify-content:flex-end}
  .hero__redes{left:12px;top:auto;bottom:110px}
  .hero__scroll{display:none}
  .hero__p{margin-top:28px;font-size:.92rem}
  .lineas__grid,.servicios,.productos,.productos--4,.valores__grid,.proceso__pasos{grid-template-columns:1fr}
  .productos{grid-template-columns:1fr 1fr;gap:12px}
  .productos--4{grid-template-columns:1fr 1fr}
  .prod{padding:14px 10px}
  .prod__nom{font-size:.8rem}
  .prod .btn--xs{font-size:.7rem;padding:8px 10px}
  .card-linea,.card-serv{aspect-ratio:4/3.6}
  .card-linea__body,.card-serv__body{left:24px}
  .chev-wrap--sangrado,.chev-wrap--sangrado-izq{margin-left:0}
  .chev{height:34px}
  .clientes__tit .chev{display:none}
  .cliente{flex-basis:calc((100% - 20px)/2)}
  .carrusel__pista{gap:20px}
  .ftr__grid{grid-template-columns:1fr;text-align:left}
  .ftr__marca p{text-align:left}
  .ftr__bottom{flex-direction:column}
  .form{padding:32px 22px}
  .form__fila{grid-template-columns:1fr;gap:0}
  .galeria{grid-template-columns:1fr}
  .galeria__thumbs{grid-template-columns:repeat(4,1fr);order:2}
  .garantia{width:calc(50% - 6px);height:84px;padding:10px;gap:8px}
  .garantia svg{width:38px;height:38px}
  .garantia span{font-size:.82rem}
  .tabs__nav button{min-width:0;flex:1;padding:16px 8px;font-size:.85rem}
  .tabs__panel{padding:20px 0}
  .banner__lado{width:38%}
  .banner__t2{font-size:2rem}
  .filtro__lista{grid-template-columns:1fr}
  .cifras__grid{grid-template-columns:1fr 1fr}
  .cifra{border-right:0;border-bottom:1px solid var(--linea)}
  .lineas-tabs{margin-top:-20px}
  .lineas-tabs a{padding:12px 14px;font-size:.72rem;flex:1;text-align:center}
  .wa-float{right:14px}
  .a11y-btn{left:14px}
  .a11y-panel{left:10px;right:10px;width:auto}
  .wa-float__burbuja{max-width:190px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .hero__chispas{display:none}
}

/* =================== IMPRESIÓN (ficha técnica PDF) =================== */
@media print{
  body.imprimiendo>*:not(.ficha-print){display:none!important}
  body.imprimiendo .ficha-print{display:block!important;font-family:Arial,sans-serif;color:#000;padding:10mm}
  .ficha-print__hd{display:flex;justify-content:space-between;align-items:center;border-bottom:3px solid #ff4511;padding-bottom:10px;margin-bottom:20px}
  .ficha-print__hd .logo{height:50px;width:auto}
  .ficha-print__hd div{text-align:right;font-size:11px}
  .ficha-print__hd strong{display:block;font-size:16px;text-transform:uppercase;color:#04313b}
  .ficha-print h1{font-size:26px;text-transform:uppercase;color:#04313b;margin:0}
  .ficha-print__cat{color:#ff4511;font-weight:bold;font-size:12px;text-transform:uppercase}
  .ficha-print img{width:70%;margin:20px auto}
  .ficha-print table{width:100%;border-collapse:collapse;margin-top:16px}
  .ficha-print th,.ficha-print td{border:1px solid #ccc;padding:8px;font-size:12px;text-align:left}
  .ficha-print th{background:#eef2f3;width:40%}
  .ficha-print__ft{margin-top:30px;font-size:10px;color:#666;border-top:1px solid #ccc;padding-top:8px}
}

/* ---- Ajustes de revisión ---- */
.hero__txt{align-items:flex-start}
.foto-marco img{aspect-ratio:1000/880;object-position:center bottom}
.cliente{min-width:0;overflow:hidden}
.cliente span{font-size:.64rem;max-width:100%}
.cliente b{font-size:.8rem;overflow-wrap:anywhere}
.barra span{color:var(--petroleo);transition:color .4s .6s}
.barra.is-visto span{color:#fff}
.chip,.check{position:relative}
.chip input,.check input{left:0;top:0;width:1px;height:1px;margin:0}
.galeria__main,.galeria__thumb{position:relative}
.card-serv::before{filter:brightness(1.7) saturate(1.1)}
.card-serv::after{background:linear-gradient(180deg,rgba(4,49,59,.15) 10%,rgba(0,0,0,.82))}