:root{
  /* Identidad del aviso: fondo negro, títulos amarillos, texto blanco, azul de soldadura, verde solo para WhatsApp */
  --negro:#111111;
  --negro-2:#1B1B1B;
  --negro-3:#262626;
  --amarillo:#F2C200;
  --blanco:#FFFFFF;
  --gris:#C9C9C4;
  --azul:#1F5FAE;
  --wa:#25D366;
  --display:"Barlow Condensed","Arial Narrow","Impact",sans-serif;
  --body:"Barlow","Helvetica Neue",Arial,sans-serif;
  /* Layout: bloques negros a ancho completo, títulos condensados en amarillo, fotos en hexágonos con borde blanco, lista con ticks */
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--negro);color:var(--blanco);font-family:var(--body);font-size:17px;line-height:1.55}
img{max-width:100%}
a{color:var(--amarillo)}
h1,h2,h3{font-family:var(--display);text-transform:uppercase;line-height:1;letter-spacing:.01em;text-wrap:balance;margin:0}
h1{font-size:clamp(2.6rem,7vw,5rem);font-weight:800;color:var(--amarillo)}
h2{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;color:var(--amarillo)}
h3{font-size:1.5rem;font-weight:700;color:var(--blanco)}
p{margin:0}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
.eyebrow{font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.9rem;color:var(--azul);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:28px;height:4px;background:var(--amarillo)}
section{padding:72px 0}
.lead{max-width:62ch;color:var(--gris);font-size:1.1rem}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:1.15rem;letter-spacing:.03em;padding:14px 22px;border-radius:6px;text-decoration:none;border:2px solid transparent;transition:transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--amarillo);outline-offset:3px}
.btn-wa{background:var(--wa);color:var(--negro)}
.btn-amarillo{background:var(--amarillo);color:var(--negro)}
.btn-linea{border-color:var(--blanco);color:var(--blanco);background:transparent}
.btn svg{width:22px;height:22px;flex:none}


.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--blanco)}
.logo .hexo{width:46px;height:46px;flex:none}
.logo b{font-family:var(--display);font-size:1.5rem;font-weight:800;text-transform:uppercase;color:var(--amarillo);line-height:1;display:block}
.logo small{display:block;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gris)}
/* Hero (versión estática, ya no se usa en portada) */
.hero{padding:64px 0 56px;background:
  radial-gradient(900px 400px at 85% 20%,rgba(31,95,174,.35),transparent 60%),
  repeating-linear-gradient(135deg,transparent 0 22px,rgba(242,194,0,.05) 22px 24px),var(--negro)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.hero .lead{margin-top:18px;font-size:1.25rem;color:var(--blanco)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-dato{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px 28px;color:var(--gris);font-size:.95rem}
.hero-dato span{display:flex;align-items:center;gap:8px}
.hero-dato svg{width:18px;height:18px;color:var(--amarillo)}
.hex-cluster{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.hex-cluster .hexo:nth-child(3){grid-column:1/3;width:60%;margin-inline:auto}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.hex-cluster{max-width:420px}.hex-cluster .hexo:nth-child(3){width:70%}}

/* Hexágonos (marcos de foto del aviso) */
.hexo{position:relative;aspect-ratio:1/1.1;clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);background:var(--blanco)}
.hexo-in{position:absolute;inset:5px;clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);background:var(--negro-3);display:flex;align-items:flex-end;justify-content:center;overflow:hidden}
.hexo-in.chispa{background:radial-gradient(circle at 50% 35%,#ffd86a 0,#f2c200 8%,#b84a12 18%,#262626 42%)}
.hexo-in.azul{background:radial-gradient(circle at 50% 45%,#8fc2ff 0,var(--azul) 18%,#13284a 45%,#1b1b1b 70%)}
.hexo-in.acero{background:linear-gradient(160deg,#6c6c6c,#2a2a2a 45%,#4a4a4a 70%,#1b1b1b)}
.hexo-in .cap{width:100%;background:rgba(17,17,17,.85);color:var(--amarillo);font-family:var(--display);text-transform:uppercase;font-weight:700;font-size:clamp(.8rem,4.5cqw,1rem);text-align:center;padding:8px 24% 34px;letter-spacing:.04em;line-height:1.15}
.hexo{container-type:inline-size}
.hexo-in .cap small{display:block;color:var(--gris);font-family:var(--body);font-weight:400;text-transform:none;letter-spacing:0;font-size:.8em;margin-top:2px}
.hexo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* Franja de materiales */
.franja{background:var(--amarillo);color:var(--negro);padding:14px 0;overflow:hidden}
.franja ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 32px;font-family:var(--display);font-weight:800;text-transform:uppercase;font-size:1.25rem;letter-spacing:.05em}
.franja li::before{content:"■ ";font-size:.7em;vertical-align:middle}

/* Problemas → soluciones */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin-top:36px}
.card{background:var(--negro-2);border:1px solid #333;border-top:4px solid var(--amarillo);padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px}
.card .prob{font-family:var(--display);font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gris)}
.card h3{color:var(--amarillo)}
.card p{color:var(--gris)}
.card .sol{color:var(--blanco)}
.card .sol b{color:var(--amarillo)}
.card .ir{margin-top:auto;padding-top:6px;font-weight:600;text-decoration:none;color:var(--wa)}

/* Servicios con ticks */
.serv{background:var(--negro-2)}
.serv-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;margin-top:32px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.ticks li{display:grid;grid-template-columns:30px 1fr;gap:12px;align-items:start;font-size:1.05rem}
.ticks li strong{display:block;color:var(--blanco)}
.ticks li span{color:var(--gris);font-size:.95rem}
.tick{width:30px;height:30px;flex:none;background:var(--amarillo);clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);display:grid;place-items:center;color:var(--negro)}
.tick svg{width:16px;height:16px}
@media (max-width:860px){.serv-grid{grid-template-columns:1fr}}

/* Materiales: proceso correcto */
.mat{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:36px}
.mat article{border-left:4px solid var(--azul);padding:4px 0 4px 18px}
.mat h3{color:var(--amarillo);margin-bottom:6px}
.mat .proc{font-family:var(--display);text-transform:uppercase;letter-spacing:.08em;font-size:.9rem;color:var(--azul);margin-bottom:8px}
.mat p{color:var(--gris);font-size:.98rem}

/* Pasos */
.pasos{counter-reset:p;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;margin-top:36px}
.paso{position:relative;padding-top:64px}
.paso::before{counter-increment:p;content:counter(p,decimal-leading-zero);position:absolute;top:0;left:0;font-family:var(--display);font-weight:800;font-size:3.2rem;line-height:1;color:var(--amarillo)}
.paso h3{margin-bottom:8px}
.paso p{color:var(--gris)}

/* Galería */
.gal{background:var(--negro-2)}
.gal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin-top:32px}

/* FAQ */
details{border-bottom:1px solid #333}
summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 0;font-family:var(--display);font-size:1.35rem;font-weight:700;text-transform:uppercase;color:var(--blanco)}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--amarillo);font-size:1.8rem;flex:none}
details[open] summary::after{content:"–"}
details p{color:var(--gris);padding:0 0 20px;max-width:70ch}
.faq-list{margin-top:28px;border-top:1px solid #333}

/* Zona + contacto */
.zona{background:var(--azul);color:var(--blanco)}
.zona h2{color:var(--amarillo)}
.zona ul{list-style:none;padding:0;margin:20px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.zona li{background:rgba(17,17,17,.35);padding:8px 14px;border-radius:4px;font-weight:500}
.contacto-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;margin-top:32px;align-items:start}
.dato{display:grid;grid-template-columns:28px 1fr;gap:14px;align-items:start;padding:14px 0;border-bottom:1px solid #333}
.dato svg{width:26px;height:26px;color:var(--amarillo)}
.dato b{display:block;font-family:var(--display);text-transform:uppercase;letter-spacing:.06em;font-size:1rem;color:var(--gris)}
.dato span{font-size:1.15rem}
.wa-box{background:var(--negro-2);border:1px solid #333;padding:26px}
.wa-box h3{color:var(--amarillo);font-size:1.8rem;margin-bottom:10px}
.wa-box ol{margin:12px 0 20px;padding-left:20px;color:var(--gris)}
.wa-box textarea{width:100%;min-height:96px;background:var(--negro);color:var(--blanco);border:1px solid #444;padding:12px;font:inherit;font-size:1rem;border-radius:4px;resize:vertical}
.wa-box label{display:block;font-weight:600;margin-bottom:6px}
.wa-box .btn{margin-top:12px;width:100%;justify-content:center}
.numero{font-family:var(--display);font-size:1.6rem;font-weight:800;color:var(--blanco);letter-spacing:.04em}
@media (max-width:860px){.contacto-grid{grid-template-columns:1fr}}

footer{border-top:3px solid var(--amarillo);padding:28px 0 90px;color:var(--gris);font-size:.9rem}
footer .f{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}

/* WhatsApp flotante */
.wa-float{position:fixed;right:16px;bottom:16px;z-index:30;background:var(--wa);color:var(--negro);width:60px;height:60px;border-radius:50%;display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.5);text-decoration:none}
.wa-float svg{width:34px;height:34px}
.wa-float span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ===== Páginas interiores ===== */
.top{position:sticky;top:0;z-index:20;background:rgba(17,17,17,.94);backdrop-filter:blur(6px);border-bottom:3px solid var(--amarillo)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 0}
.nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 18px;margin:0;padding:0}
.nav ul a{color:var(--blanco);text-decoration:none;font-weight:500;font-size:.95rem}
.nav ul a:hover,.nav ul a[aria-current="page"]{color:var(--amarillo)}
.nav .btn{padding:10px 16px;font-size:1rem}
@media (max-width:1000px){.nav ul{display:none}}
@media (max-width:480px){.logo small{display:none}.logo b{font-size:1.25rem}.nav .btn{padding:9px 12px;font-size:.95rem}.nav .btn svg{width:18px;height:18px}}
.hero-page{padding:56px 0 48px;background:radial-gradient(900px 400px at 85% 20%,rgba(31,95,174,.35),transparent 60%),repeating-linear-gradient(135deg,transparent 0 22px,rgba(242,194,0,.05) 22px 24px),var(--negro)}
.hero-page h1{font-size:clamp(2.4rem,6vw,4.2rem);margin:10px 0 18px}
.hero-page .lead{color:var(--blanco);font-size:1.2rem;max-width:68ch}
.hero-page .lead b{color:var(--amarillo)}
.hero-page .hero-cta{margin-top:26px}
.crumbs{font-size:.9rem;color:var(--gris);margin-bottom:14px}
.crumbs a{color:var(--gris);text-decoration:none}
.crumbs a:hover{color:var(--amarillo)}
.porque{margin-top:40px;border-left:4px solid var(--azul);padding:6px 0 6px 20px;max-width:70ch}
.porque p:last-child{color:var(--blanco);font-size:1.05rem;margin-top:8px}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:28px}
.rel{display:flex;flex-direction:column;gap:4px;background:var(--negro);border:1px solid #333;border-left:4px solid var(--amarillo);padding:16px 18px;text-decoration:none;color:var(--blanco)}
.rel b{font-family:var(--display);text-transform:uppercase;font-size:1.2rem;color:var(--amarillo)}
.rel span{color:var(--gris);font-size:.9rem}
.rel:hover{border-color:var(--amarillo)}
.cta-fin{background:var(--azul)}
.cta-fin h2,.cta-fin .numero{color:var(--amarillo)}
.cta-fin .lead{color:#fff;margin-top:10px}
.cta-fin .hero-cta{margin-top:22px}
.card h3 a{color:inherit;text-decoration:none}
.mat h3 a{color:inherit;text-decoration:none;border-bottom:2px solid var(--azul)}
.ticks li strong{font-weight:500}

@media (max-width:1200px){.top .logo small{display:none}.nav ul a{font-size:.9rem}.nav ul{gap:4px 14px}}