/* ============================================
   Diseña Tu PCB — Tema OSCURO TECH
   ============================================ */
:root{
  --bg:#07090f;          /* fondo principal */
  --bg2:#0c1322;         /* paneles */
  --bg3:#111c30;         /* tarjetas */
  --linea:#1d2c45;
  --tinta:#eaf1ff;       /* texto principal */
  --gris:#94a6c4;        /* texto secundario */
  --neon:#ff9f43;        /* verde-cian acento */
  --neon2:#19cfc6;       /* azul acento */
  --neon3:#7c5cff;       /* violeta acento */
  --verde:#ff9f43;
  --sombra:0 10px 40px rgba(0,0,0,.5);
  --glow:0 0 0 1px rgba(255,159,67,.25), 0 8px 30px rgba(255,159,67,.12);
  --radio:16px; --max:1180px;
  --fuente:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono:"SFMono-Regular",ui-monospace,"Cascadia Code",Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--fuente);color:var(--tinta);line-height:1.7;background:var(--bg);
  -webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 500px at 80% -10%, rgba(25,207,198,.10), transparent 60%),
    radial-gradient(800px 500px at 0% 10%, rgba(255,159,67,.08), transparent 55%),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:auto,auto,42px 42px,42px 42px;
}
img{max-width:100%;display:block}
a{color:var(--neon);text-decoration:none}
a:hover{color:#fff}
.contenedor{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
h1,h2,h3{line-height:1.15;color:#fff;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5.5vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:800}
h3{font-size:1.25rem;font-weight:700}
p{color:var(--gris)}
section{padding:90px 0;position:relative}
.seccion-gris{background:linear-gradient(180deg,var(--bg2),var(--bg))}
.centrado{text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  text-transform:uppercase;letter-spacing:.2em;font-size:.72rem;font-weight:700;
  color:var(--neon);font-family:var(--mono);margin-bottom:16px;
  border:1px solid rgba(255,159,67,.3);padding:6px 14px;border-radius:50px;background:rgba(255,159,67,.06)
}
.subtitulo{max-width:660px;margin:16px auto 0;font-size:1.1rem;color:var(--gris)}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 30px;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;border:1px solid transparent;transition:transform .15s,box-shadow .25s,background .2s,border-color .2s}
.btn-primario{background:linear-gradient(135deg,var(--neon),#ff7a18);color:#241200;box-shadow:0 8px 30px rgba(255,159,67,.3)}
.btn-primario:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(255,159,67,.45);color:#241200}
.btn-secundario{background:transparent;color:#fff;border-color:var(--linea)}
.btn-secundario:hover{border-color:var(--neon);color:var(--neon);transform:translateY(-2px);background:rgba(255,159,67,.05)}
.btn-wsp{background:#25D366;color:#241200}
.btn-wsp:hover{background:#3ff07f;color:#241200;transform:translateY(-2px)}

/* Header */
.header{position:sticky;top:0;z-index:100;background:rgba(7,11,20,.8);backdrop-filter:blur(14px);border-bottom:1px solid var(--linea)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.15rem;color:#fff;white-space:nowrap}
.logo-pre{display:inline}
.logo .chip{width:36px;height:36px;background:linear-gradient(135deg,var(--neon),var(--neon2));border-radius:10px;display:grid;place-items:center;color:#241200;box-shadow:0 0 18px rgba(255,159,67,.5)}
.logo b{color:var(--neon)}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links a{color:var(--gris);font-weight:600;padding:9px 14px;border-radius:8px;font-size:.96rem}
.nav-links a:hover{background:rgba(255,255,255,.05);color:#fff}
.nav-links a.activo{color:var(--neon)}
.nav-right{display:flex;align-items:center;gap:12px}
.lang-switch{display:flex;align-items:center;gap:2px;background:var(--bg3);border:1px solid var(--linea);border-radius:50px;padding:3px}
.lang-switch a{font-size:.8rem;font-weight:700;padding:5px 11px;border-radius:50px;color:var(--gris);font-family:var(--mono)}
.lang-switch a.activo{background:var(--neon);color:#241200}
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px}
.menu-btn span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.3s}

/* Hero */
.hero{position:relative;overflow:hidden;padding-top:30px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1 span{background:linear-gradient(120deg,var(--neon),var(--neon2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.2rem;margin:24px 0 34px;color:var(--gris)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{margin-top:38px;display:flex;gap:30px;flex-wrap:wrap}
.hero-trust div b{display:block;font-size:1.8rem;color:#fff;font-weight:800;font-family:var(--mono)}
.hero-trust div b::first-letter{color:var(--neon)}
.hero-trust div span{font-size:.88rem;color:var(--gris)}
.hero-visual{background:linear-gradient(160deg,#0b1830,#0a1426);border:1px solid var(--linea);border-radius:18px;padding:34px;color:#fff;box-shadow:var(--sombra);position:relative}
.hero-visual::before{content:"";position:absolute;inset:0;border-radius:18px;padding:1px;background:linear-gradient(135deg,rgba(255,159,67,.5),transparent 40%,rgba(25,207,198,.4));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}

/* Tarjetas */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--bg3);border:1px solid var(--linea);border-radius:var(--radio);padding:32px 28px;transition:transform .2s,box-shadow .2s,border-color .2s;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--neon),var(--neon2));opacity:0;transition:opacity .25s}
.card:hover{transform:translateY(-5px);box-shadow:var(--glow);border-color:rgba(255,159,67,.35)}
.card:hover::after{opacity:1}
.card .ic{width:54px;height:54px;border-radius:13px;background:rgba(255,159,67,.1);border:1px solid rgba(255,159,67,.25);color:var(--neon);display:grid;place-items:center;margin-bottom:18px}
.card h3{margin-bottom:10px}
.card p{font-size:.98rem}
.card ul{margin:14px 0 0;padding-left:0;list-style:none}
.card ul li{position:relative;padding-left:26px;margin-bottom:8px;color:var(--gris);font-size:.95rem}
.card ul li::before{content:"›";position:absolute;left:4px;color:var(--neon);font-weight:800}

/* Pasos */
.paso{display:grid;grid-template-columns:70px 1fr;gap:24px;padding:30px 0;border-bottom:1px solid var(--linea)}
.paso:last-child{border-bottom:none}
.paso .num{width:58px;height:58px;border-radius:14px;background:rgba(25,207,198,.1);border:1px solid rgba(25,207,198,.3);color:var(--neon2);font-weight:800;font-size:1.3rem;display:grid;place-items:center;font-family:var(--mono)}
.paso h3{margin-bottom:6px}

/* CTA band */
.cta-band{background:linear-gradient(135deg,#0b1d30,#0a1626);border:1px solid var(--linea);color:#fff;border-radius:22px;padding:58px 48px;text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 200px at 50% 0%,rgba(255,159,67,.15),transparent 70%)}
.cta-band>*{position:relative}
.cta-band h2{color:#fff}
.cta-band p{color:var(--gris);max-width:560px;margin:14px auto 28px}

/* Sectores */
.sectores{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.chip-sector{background:var(--bg3);border:1px solid var(--linea);border-radius:50px;padding:10px 22px;font-weight:600;color:var(--gris);font-size:.93rem;font-family:var(--mono)}
.chip-sector:hover{border-color:var(--neon);color:var(--neon)}

/* Form */
.form-wrap{display:grid;grid-template-columns:1fr .9fr;gap:50px;align-items:start}
form .campo{margin-bottom:18px}
form label{display:block;font-weight:600;margin-bottom:7px;font-size:.92rem;color:var(--tinta)}
form input,form select,form textarea{width:100%;padding:14px 15px;border:1px solid var(--linea);border-radius:10px;font-family:inherit;font-size:1rem;background:var(--bg2);color:#fff;transition:border-color .2s,box-shadow .2s}
form input::placeholder,form textarea::placeholder{color:#5b6f8f}
form input:focus,form select:focus,form textarea:focus{outline:none;border-color:var(--neon);box-shadow:0 0 0 3px rgba(255,159,67,.15)}
form textarea{resize:vertical;min-height:130px}
.form-ok{display:none;background:rgba(255,159,67,.1);border:1px solid rgba(255,159,67,.4);color:var(--neon);padding:14px 18px;border-radius:10px;margin-bottom:18px}
.info-contacto{display:grid;gap:20px}
.info-item{display:flex;gap:14px;align-items:flex-start}
.info-item .ic{width:48px;height:48px;flex:none;border-radius:12px;background:rgba(255,159,67,.1);border:1px solid rgba(255,159,67,.25);color:var(--neon);display:grid;place-items:center}
.info-item h4{font-size:1rem;margin-bottom:2px;color:#fff}
.info-item p,.info-item a{font-size:.96rem;color:var(--gris)}

/* FAQ */
.faq-item{border:1px solid var(--linea);border-radius:12px;margin-bottom:14px;background:var(--bg3);overflow:hidden}
.faq-item summary{cursor:pointer;padding:20px 24px;font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;align-items:center;color:#fff}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.5rem;color:var(--neon);font-weight:400}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{padding:0 24px 22px;color:var(--gris)}

/* Footer */
.footer{background:#050810;border-top:1px solid var(--linea);color:var(--gris);padding:60px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-family:var(--mono);letter-spacing:.05em}
.footer a{color:var(--gris);display:block;margin-bottom:9px;font-size:.95rem}
.footer a:hover{color:var(--neon)}
.footer .logo{color:#fff;margin-bottom:14px}
.footer .logo b{color:var(--neon)}
.footer p{color:#6f819f;font-size:.95rem}
.footer-bottom{border-top:1px solid var(--linea);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#6f819f;font-family:var(--mono)}

/* Page head */
.page-head{background:linear-gradient(180deg,var(--bg2),var(--bg));padding:66px 0 56px;border-bottom:1px solid var(--linea)}
.page-head .eyebrow{margin-bottom:12px}
.page-head p{max-width:660px;font-size:1.1rem;margin-top:14px}
.breadcrumb{font-size:.85rem;color:var(--gris);margin-bottom:14px;font-family:var(--mono)}
.breadcrumb a{color:var(--gris)}
.breadcrumb a:hover{color:var(--neon)}

/* WhatsApp flotante */
.wsp-float{position:fixed;bottom:24px;right:24px;width:60px;height:60px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 8px 30px rgba(37,211,102,.5);z-index:90;transition:transform .2s;color:#241200}
.wsp-float:hover{transform:scale(1.08)}
.valor{text-align:center}
.valor .ic{margin:0 auto 16px}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}.hero-visual{order:-1}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .form-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{position:fixed;top:74px;left:0;right:0;background:var(--bg2);flex-direction:column;align-items:stretch;padding:16px 24px;gap:4px;border-bottom:1px solid var(--linea);box-shadow:var(--sombra);transform:translateY(-140%);transition:transform .3s;z-index:99}
  .nav-links.abierto{transform:translateY(0)}
  .nav-links a{padding:12px 14px}
  .menu-btn{display:block}
  section{padding:64px 0}
}
@media(max-width:560px){
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:40px 24px}
  .hero-cta{width:100%}.hero-cta .btn{justify-content:center;width:100%}
}

/* ---- Imágenes reales ---- */
.hero-visual.has-img{padding:12px}
.hero-visual img{width:100%;height:auto;border-radius:12px;display:block}
figure.shot{margin:0;border:1px solid var(--linea);border-radius:14px;overflow:hidden;background:var(--bg3);position:relative}
figure.shot img{width:100%;height:250px;object-fit:cover;display:block;transition:transform .5s}
figure.shot:hover img{transform:scale(1.06)}
figure.shot figcaption{padding:15px 18px;font-size:.88rem;color:var(--gris);font-family:var(--mono);border-top:1px solid var(--linea)}
figure.shot figcaption::before{content:"// ";color:var(--neon)}
@media(max-width:560px){figure.shot img{height:220px}}

/* CTA con imagen de fondo */
.cta-band{background:linear-gradient(rgba(7,9,15,.84),rgba(7,9,15,.93)),url(../img/traces.jpg) center/cover!important}

/* ===================== Optimización móvil ===================== */
html,body{overflow-x:hidden;max-width:100%}
img,svg,video{max-width:100%;height:auto}
*{-webkit-tap-highlight-color:transparent}
input,select,textarea{font-size:16px} /* evita zoom en iOS al enfocar */

@media(max-width:900px){
  .header .nav{height:64px}
  .nav-links{top:64px}
  .nav-right{gap:8px}
  .nav-cta{padding:9px 16px!important;font-size:.9rem}
  .hero-visual.has-img img{max-height:380px;object-fit:cover}
  .hero-trust{margin-top:28px}
}
@media(max-width:560px){
  .contenedor{padding:0 18px}
  section{padding:46px 0}
  h1{font-size:1.95rem;line-height:1.18}
  h2{font-size:1.55rem}
  .subtitulo{font-size:1rem}
  .eyebrow{font-size:.68rem;letter-spacing:.14em}
  /* En móvil ocultamos el botón de presupuesto de la cabecera (se accede por el menú y el hero) */
  .nav-cta{display:none}
  .logo{font-size:1rem;gap:8px}
  .logo-pre{display:inline}
  .logo .chip{width:32px;height:32px}
  .lang-switch{padding:2px}
  .lang-switch a{padding:5px 9px;font-size:.78rem}
  .nav-cta{padding:8px 13px!important;font-size:.82rem;border-radius:9px}
  .nav-right{gap:7px}
  .hero{padding-top:12px}
  .hero p.lead{font-size:1.08rem;margin:18px 0 26px}
  .hero-visual.has-img{padding:8px}
  .hero-visual.has-img img{max-height:300px}
  .hero-trust{gap:16px 24px;margin-top:26px}
  .hero-trust div b{font-size:1.5rem}
  .grid{gap:18px}
  .card{padding:26px 22px}
  .page-head{padding:44px 0 38px}
  .page-head p{font-size:1rem}
  .paso{grid-template-columns:46px 1fr;gap:16px;padding:24px 0}
  .paso .num{width:46px;height:46px;font-size:1.1rem}
  .cta-band{padding:36px 20px}
  .cta-band .btn{width:100%;justify-content:center}
  .form-wrap{gap:36px}
  .faq-item summary{padding:18px 18px;font-size:1rem}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center;justify-content:center}
  .wsp-float{width:54px;height:54px;bottom:18px;right:18px}
}
@media(max-width:360px){
  .logo{font-size:.92rem;gap:7px}
  .logo .chip{width:30px;height:30px}
  .lang-switch a{padding:5px 8px}
}