/* =========================================================
   ElectroPuch – hoja de estilos común (inicio + subpáginas)
   ========================================================= */
:root{
  --teal:#0f766e; --teal-d:#115e59; --teal-l:#e3f1ee;
  --gold:#d4a24c; --gold-l:#f6ecd7;
  --ink:#102a2a; --ink-2:#142323; --tx:#4b5d5d;
  --bg:#fff; --soft:#f3f6f4; --line:#dce5e1;
  --f-body:'DM Sans','Helvetica Neue',Arial,sans-serif;
  --f-head:'Manrope','DM Sans',Arial,sans-serif;
  --r:12px; --shadow:0 12px 32px rgba(16,42,42,.07);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px;color-scheme:light}
body{margin:0;font:16px/1.75 var(--f-body);color:var(--tx);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0 0 14px}
h1,h2,h3,h4{font-family:var(--f-head);color:var(--ink-2);margin:0;line-height:1.12;letter-spacing:-.035em;font-weight:800}
h1{font-size:clamp(36px,5.6vw,66px);letter-spacing:-.05em}
h2{font-size:clamp(28px,3.5vw,42px);margin-bottom:16px}
h3{font-size:19px;margin-bottom:8px;letter-spacing:-.02em}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:var(--ink);padding:10px 16px;border-radius:6px;z-index:100}
.skip:focus{left:8px}
.w{max-width:1180px;margin:0 auto;padding:0 24px}
.pad{padding:92px 0}
.c{text-align:center}
.tit{max-width:780px;margin:0 auto 52px}
.tit p{font-size:18px}
.bar{display:block;width:56px;height:4px;border-radius:4px;background:var(--gold);margin:0 auto 20px}
.bar.l{margin-left:0}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:700 16px/1 var(--f-body);padding:15px 26px;border:2px solid var(--teal);background:var(--teal);color:#fff;border-radius:8px;cursor:pointer;box-shadow:0 8px 20px rgba(15,118,110,.16);transition:transform .2s,background .2s,box-shadow .2s,color .2s}
.btn:hover{background:var(--teal-d);border-color:var(--teal-d);transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,118,110,.24)}
.btn svg{width:20px;height:20px;fill:currentColor;flex:none}
.btn.sm{padding:11px 20px;font-size:15px}
.btn.line{background:transparent;border-color:rgba(255,255,255,.85);color:#fff;box-shadow:none}
.btn.line:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn.ghost{background:transparent;color:var(--teal);box-shadow:none}
.btn.ghost:hover{background:var(--teal);color:#fff}
.btn.gold{background:var(--gold);border-color:var(--gold);color:var(--ink)}
.btn.gold:hover{background:#e2b562;border-color:#e2b562}
.btns{display:flex;flex-wrap:wrap;gap:14px}
.c .btns,.btns.c{justify-content:center}

/* ---------- logo ---------- */
.logo{display:inline-flex;align-items:center;gap:11px;font:800 25px/1 var(--f-head);letter-spacing:-.045em;color:var(--ink-2)}
.logo img{width:40px;height:40px}
.logo b{font-weight:800;color:var(--teal)}
.logo small{display:block;font:500 11px/1.2 var(--f-body);letter-spacing:.02em;color:var(--tx);margin-top:4px}
.logo .tx{display:block}

/* ---------- cabecera ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid rgba(16,42,42,.08);box-shadow:0 5px 22px rgba(16,42,42,.05)}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px}
nav ul{display:flex;gap:30px;list-style:none;margin:0;padding:0;font-size:15px;font-weight:600}
nav a{padding:6px 0;border-bottom:2px solid transparent;transition:border-color .2s,color .2s}
nav a:hover,nav a[aria-current="page"]{border-color:var(--gold);color:var(--teal-d)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer}
.burger span{display:block;height:2px;background:var(--ink);margin:6px 8px;transition:transform .2s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- hero (inicio) ---------- */
.hero{position:relative;min-height:660px;display:grid;align-items:center;color:#fff;background:#183333 var(--hero-img) center/cover no-repeat;padding:120px 0}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,28,29,.88),rgba(8,28,29,.45))}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:var(--gold)}
.hero .w{position:relative}
.hero h1{color:#fff;max-width:800px;margin-bottom:22px;line-height:1.03}
.hero p.lead{font-size:clamp(18px,2vw,21px);max-width:640px;color:rgba(255,255,255,.92);margin-bottom:34px}
.kicker{display:inline-block;font:700 13px/1 var(--f-body);color:#f1c879;margin-bottom:18px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;list-style:none;margin:38px 0 0;padding:0;font-size:15px;color:rgba(255,255,255,.88)}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points svg{width:18px;height:18px;stroke:var(--gold);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

/* ---------- tarjetas de servicios ---------- */
#servicios{background:#eaf1ee;border-top:1px solid #d8e3de;border-bottom:1px solid #d8e3de}
.s4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.sv{display:flex;flex-direction:column;background:#fff;border:2px solid #9aafa7;border-radius:var(--r);overflow:hidden;box-shadow:0 10px 26px rgba(16,42,42,.12);transition:transform .22s,box-shadow .22s,border-color .22s}
.sv:hover{transform:translateY(-5px);border-color:var(--teal);box-shadow:0 22px 44px rgba(16,42,42,.18)}
.sv .ph{aspect-ratio:4/3;overflow:hidden;border-bottom:4px solid var(--gold)}
.sv .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.sv:hover .ph img{transform:scale(1.04)}
.sv .bd{display:flex;flex-direction:column;flex:1;padding:24px 22px 24px}
.sv h3{font-size:18px;min-height:2.5em;margin-bottom:10px}
.sv h3 a::after{content:"";position:absolute;inset:0}  /* toda la tarjeta clicable */
.sv{position:relative}
.sv p{font-size:15px;line-height:1.7;flex:1}
.sv .btn{align-self:flex-start;position:relative;z-index:1;margin-top:6px}

/* ---------- banda de zonas ---------- */
.zona{background:var(--ink);color:#d7e3df}
.zona .w{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding-top:34px;padding-bottom:34px}
.zona p{margin:0;font-size:18px;max-width:760px}
.zona strong{color:#fff}

/* ---------- ventajas ---------- */
.why{background:#e2ece7}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:40px 36px}
.ad{display:flex;gap:18px;align-items:flex-start}
.ad .ic{flex:none;width:58px;height:58px;border-radius:14px;background:var(--teal-l);display:grid;place-items:center}
.ad .ic svg{width:26px;height:26px;fill:none;stroke:var(--teal);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ad p{font-size:15.5px;margin:0}

/* ---------- CTA ---------- */
.cta{position:relative;color:#fff;background:#102a2a var(--cta-img) center/cover;}
.cta::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,28,29,.94),rgba(8,28,29,.78))}
.cta .w{position:relative;max-width:860px}
.cta h2{color:#fff}
.cta p{font-size:19px;color:rgba(255,255,255,.9)}

/* ---------- contacto ---------- */
.cont{background:linear-gradient(180deg,#f5f8f6,#eef3f0)}
.cg{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.ci a.row{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);color:var(--ink-2);font-weight:600}
.ci .ic{width:48px;height:48px;border-radius:50%;background:#dcece7;display:grid;place-items:center;flex:none}
.ci .ic svg{width:22px;height:22px;fill:var(--teal)}
.ci a.row:hover span:last-child{color:var(--teal-d)}
form{background:#fff;border:2px solid #9aafa7;border-radius:14px;padding:32px;display:grid;gap:14px;box-shadow:0 16px 45px rgba(16,42,42,.08)}
label{display:grid;gap:6px;font-size:15px;font-weight:600;color:var(--ink-2)}
input,select,textarea{font:inherit;font-weight:400;color:var(--ink-2);border:2px solid #9aafa7;border-radius:8px;padding:13px 14px;width:100%;background:#fff}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(15,118,110,.18);border-color:var(--teal)}
textarea{min-height:100px;resize:vertical}
.err{font-size:14px;color:#b00020;margin:0;min-height:1em}

/* ---------- pie ---------- */
footer{background:var(--ink);color:#c9d6d2;font-size:15px}
footer .logo{color:#fff}
footer .logo b{color:var(--gold)}
footer .logo small{color:#9db1ab}
.fg{display:grid;grid-template-columns:1.3fr 1fr 1.2fr;gap:40px;padding:60px 24px 40px}
footer h4{font-size:16px;color:#fff;margin:0 0 16px;padding-bottom:10px;border-bottom:2px solid var(--gold);display:inline-block}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
footer a:hover{color:var(--gold)}
.copy{border-top:1px solid rgba(255,255,255,.12);text-align:center;padding:20px 24px;font-size:13px;color:#93a6a0}

/* ---------- flotantes ---------- */
.wa{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:60;width:60px;height:60px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:transform .2s,opacity .2s}
.wa:hover{transform:translateY(-3px)}
.wa svg{width:32px;height:32px;fill:#fff}
#ck{position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--ink);color:#dde7e3;font-size:14px;padding:14px 24px calc(14px + env(safe-area-inset-bottom,0px));display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:center}
#ck[hidden]{display:none}
#ck .btn.line{border-color:rgba(255,255,255,.5)}

/* =========================================================
   SUBPÁGINAS DE SERVICIO
   ========================================================= */
.crumbs{font-size:14px;color:#9db8b1;margin-bottom:20px}
.crumbs a{text-decoration:underline;text-underline-offset:3px}
.crumbs a:hover{color:#fff}
.shero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.shero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:var(--gold)}
.shero .w{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-top:70px;padding-bottom:80px}
.shero h1{color:#fff;font-size:clamp(32px,4.6vw,54px);margin-bottom:20px;line-height:1.06}
.shero p.lead{font-size:19px;color:rgba(255,255,255,.88);margin-bottom:30px}
.shero .img{border-radius:16px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.35);aspect-ratio:4/3;border:1px solid rgba(255,255,255,.12)}
.shero .img img{width:100%;height:100%;object-fit:cover}

.two{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.intro p{font-size:18px}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.checks li{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;background:#fff;border:2px solid #9aafa7;border-radius:10px;font-weight:500;color:var(--ink-2)}
.checks svg{flex:none;width:22px;height:22px;margin-top:2px;stroke:var(--teal);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.checks span{display:block;font-weight:400;color:var(--tx);font-size:15px;margin-top:2px}

.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:st}
.steps li{position:relative;padding:28px 24px;background:#fff;border:2px solid #9aafa7;border-radius:var(--r);counter-increment:st}
.steps li::before{content:counter(st);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--teal);color:#fff;font:800 17px var(--f-head);margin-bottom:16px}
.steps p{font-size:15px;margin:0}

.faq{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:2px solid #9aafa7;border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;font:700 17px/1.4 var(--f-head);color:var(--ink-2);position:relative;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:26px;font-weight:500;color:var(--teal);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 22px 20px;margin:0}

.rel{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel a{display:block;padding:24px;background:#fff;border:2px solid #9aafa7;border-radius:var(--r);transition:border-color .2s,transform .2s}
.rel a:hover{border-color:var(--teal);transform:translateY(-3px)}
.rel strong{display:block;font:800 18px/1.25 var(--f-head);color:var(--ink-2);letter-spacing:-.02em;margin-bottom:6px}
.rel span{font-size:14.5px}
.soft{background:var(--soft)}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media(max-width:1020px){
  .s4{grid-template-columns:1fr 1fr}.g3{grid-template-columns:1fr 1fr}
  .cg,.two{grid-template-columns:1fr}.fg{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}.sv h3{min-height:0}
  .shero .w{grid-template-columns:1fr;gap:36px}
  .rel{grid-template-columns:1fr}
}
@media(max-width:800px){
  .burger{display:block}
  nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);display:none;box-shadow:0 14px 24px rgba(16,42,42,.08)}
  nav.open{display:block}
  nav ul{flex-direction:column;gap:0;padding:8px 24px 16px}
  nav li a{display:block;padding:13px 0;border-bottom:1px solid var(--line)}
  .nav>.btn{display:none}
  .nav{height:68px}.logo{font-size:23px}.logo img{width:36px;height:36px}
  .hero{padding:90px 0;min-height:560px}
  .pad{padding:64px 0}
}
@media(max-width:560px){
  .s4,.g3,.fg,.steps{grid-template-columns:1fr}
  .sv{max-width:460px;margin:0 auto;width:100%}
  .btns .btn{width:100%}
  .btn{min-height:44px}
  form{padding:22px}
  .wa{width:54px;height:54px;right:14px}
  .logo small{display:none}
  #ck{padding-left:16px;padding-right:16px;gap:8px 10px}
  #ck>span{flex:1 1 100%;text-align:center}
  #ck .btn{flex:1 1 auto;min-width:0;padding-left:12px;padding-right:12px}
  .wa.over-form{opacity:0;pointer-events:none;transform:scale(.85)}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important}
}