/* Fuentes alojadas en la propia web: sin peticiones a terceros ni cookies */
@font-face{font-family:"Bricolage Grotesque";src:url(/assets/fonts/bricolage.woff2) format("woff2-variations"),url(/assets/fonts/bricolage.woff2) format("woff2");font-weight:200 800;font-stretch:75% 100%;font-display:swap}
@font-face{font-family:"Instrument Sans";src:url(/assets/fonts/instrument-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Instrument Sans";src:url(/assets/fonts/instrument-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Instrument Sans";src:url(/assets/fonts/instrument-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(/assets/fonts/plexmono-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(/assets/fonts/plexmono-500.woff2) format("woff2");font-weight:500;font-display:swap}
/* Layout: plano técnico — una onda senoidal recorre la cabecera; cada oficio se marca con el color de su cable (fase marrón, neutro azul, tierra verde-amarillo). */
:root{
  --paper:#f3f6f8; --surface:#ffffff; --ink:#0b2d58; --muted:#566479; --line:#d3dce6;
  --signal:#14c2c7; --signal-ink:#04213f; --accent-text:#0a858c;
  --phase:#7b4a2b; --neutral:#2e6ad1; --earth-g:#2f9447; --earth-y:#e2bf22;
  --ok:#2f9447;
  --f-display:"Bricolage Grotesque", "Arial Narrow", system-ui, sans-serif;
  --f-body:"Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0a1628; --surface:#112038; --ink:#e7ebf2; --muted:#9daabd; --line:#22344f;
    --signal:#22cfd3; --signal-ink:#04213f; --accent-text:#3fd8dc;
    --phase:#c58556; --neutral:#5f95ef; --earth-g:#46b260; --earth-y:#e8cb45; --ok:#46b260;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#0a1628; --surface:#112038; --ink:#e7ebf2; --muted:#9daabd; --line:#22344f;
  --signal:#22cfd3; --signal-ink:#04213f; --accent-text:#3fd8dc;
  --phase:#c58556; --neutral:#5f95ef; --earth-g:#46b260; --earth-y:#e8cb45; --ok:#46b260;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
.logo-d{display:none}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .logo-l{display:none}:root:not([data-theme="light"]) .logo-d{display:block}}
:root[data-theme="dark"] .logo-l{display:none}
:root[data-theme="dark"] .logo-d{display:block}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.55;margin:0}
.wrap{max-width:1160px;margin:0 auto;padding-inline:20px}
a{color:inherit}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px;border-radius:4px}
h1,h2,h3{font-family:var(--f-display);line-height:1.08;text-wrap:balance;margin:0}
h2{font-size:clamp(1.8rem,4vw,2.7rem);font-weight:800;letter-spacing:-.01em}
h3{font-size:1.25rem;font-weight:700}
p{margin:0}
.eyebrow{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.mono{font-family:var(--f-mono)}
section{padding-block:72px}
.section-head{display:grid;gap:12px;margin-bottom:36px;max-width:680px}
.section-head p{color:var(--muted);font-size:1.05rem}

/* top bar */
.ribbon{background:var(--ink);color:var(--paper);font-size:.88rem}
.ribbon .wrap{display:flex;gap:12px;justify-content:space-between;align-items:center;padding-block:8px;flex-wrap:wrap}
.ribbon b{color:inherit;border-bottom:2px solid var(--signal)}
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand img{height:34px;width:auto;max-width:100%}
.foot-logo img{height:auto;width:260px;max-width:100%}
nav.main{display:flex;gap:22px;align-items:center}
nav.main a{text-decoration:none;font-weight:500;font-size:.95rem;color:var(--muted)}
nav.main a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 .98rem var(--f-body);padding:12px 20px;border-radius:999px;border:1.5px solid var(--ink);background:transparent;color:var(--ink);text-decoration:none;cursor:pointer;transition:transform .15s, background .15s}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--signal);border-color:var(--signal);color:var(--signal-ink)}
.btn.small{padding:8px 14px;font-size:.9rem}
@media (max-width:820px){nav.main a:not(.btn){display:none}}

/* hero */
.hero{position:relative;padding-block:56px 40px;overflow:hidden}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:end}
.hero h1{font-size:clamp(2.5rem,7vw,5.2rem);font-weight:800;letter-spacing:-.025em}
.hero h1 em{font-style:normal;color:var(--accent-text)}
.hero .lead{font-size:1.15rem;color:var(--muted);max-width:560px;margin-top:20px}
.hero .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.plate{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;display:grid;gap:14px;font-size:.95rem}
.plate .row{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed var(--line);padding-bottom:10px}
.plate .row:last-child{border-bottom:0;padding-bottom:0}
.plate .k{color:var(--muted)}
.plate .v{font-family:var(--f-mono);font-weight:500;text-align:right}
@media (max-width:820px){.hero .wrap{grid-template-columns:1fr}}

/* trades */
.trades{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.trade{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;display:grid;gap:14px;align-content:start}
.cable{height:8px;border-radius:4px}
.cable.phase{background:var(--phase)}
.cable.neutral{background:var(--neutral)}
.cable.earth{background:repeating-linear-gradient(90deg,var(--earth-g) 0 14px,var(--earth-y) 14px 28px)}
.trade .tag{font-family:var(--f-mono);font-size:.75rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.trade ul{margin:0;padding-left:18px;display:grid;gap:6px}
@media (max-width:900px){.trades{grid-template-columns:1fr}}

/* audiences */
.tabs{display:inline-flex;border:1.5px solid var(--ink);border-radius:999px;padding:4px;gap:4px;margin-bottom:28px;flex-wrap:wrap}
.tabs button{font:600 .98rem var(--f-body);border:0;background:transparent;color:var(--ink);padding:10px 20px;border-radius:999px;cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--ink);color:var(--paper)}
.aud{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:start}
.aud .intro{display:grid;gap:16px}
.aud .intro p{color:var(--muted);font-size:1.05rem}
.aud dl{margin:0;display:grid;gap:0;border-top:1px solid var(--line)}
.aud dl div{display:grid;grid-template-columns:minmax(0,1fr);gap:4px;padding-block:14px;border-bottom:1px solid var(--line)}
.aud dt{font-weight:600}
.aud dd{margin:0;color:var(--muted)}
@media (max-width:820px){.aud{grid-template-columns:1fr}}

/* quote */
#presupuesto{background:var(--surface);border-block:1px solid var(--line)}
.quote{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:28px;align-items:start}
@media (max-width:960px){.quote{grid-template-columns:1fr}}
.step{display:grid;gap:12px;margin-bottom:28px}
.step-title{display:flex;gap:10px;align-items:baseline}
.step-title .n{font-family:var(--f-mono);font-size:.8rem;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip label{display:inline-flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:999px;padding:8px 16px;cursor:pointer;font-weight:500;background:var(--paper)}
.chip input:checked + label{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.chip input:focus-visible + label{outline:3px solid var(--signal);outline-offset:2px}
.cat{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--paper)}
.cat + .cat{margin-top:12px}
.cat summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:12px;padding:14px 16px;font-weight:600}
.cat summary::-webkit-details-marker{display:none}
.cat summary .cable{width:28px;flex:none}
.cat summary .count{margin-left:auto;font-family:var(--f-mono);font-size:.8rem;color:var(--muted)}
.cat summary::after{content:"+";font-family:var(--f-mono);font-size:1.1rem;color:var(--muted);width:16px;text-align:center}
.cat[open] summary::after{content:"–"}
.items{display:grid;border-top:1px solid var(--line)}
.item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 16px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line)}
.item:last-child{border-bottom:0}
.item .name{font-weight:500}
.item .price{font-family:var(--f-mono);font-size:.82rem;color:var(--muted);grid-column:1}
.item.on{background:color-mix(in srgb,var(--signal) 10%,transparent)}
.stepper{grid-row:1 / span 2;grid-column:2;display:flex;align-items:center;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;background:var(--surface)}
.stepper button{width:36px;height:36px;border:0;background:transparent;color:var(--ink);font-size:1.15rem;cursor:pointer}
.stepper button:hover{background:var(--line)}
.stepper input{width:54px;text-align:center;border:0;background:transparent;color:var(--ink);font:500 .95rem var(--f-mono);-moz-appearance:textfield;appearance:textfield}
.stepper input::-webkit-outer-spin-button,.stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.unit{font-family:var(--f-mono);font-size:.75rem;color:var(--muted);padding-right:10px}

.summary{position:sticky;top:calc(env(safe-area-inset-top,0px) + 84px);background:var(--ink);color:var(--paper);border-radius:var(--r);padding:24px;display:grid;gap:16px}
.summary .eyebrow{color:color-mix(in srgb,var(--paper) 65%,transparent)}
.summary .total{font-family:var(--f-display);font-weight:800;font-size:clamp(2rem,5vw,2.6rem);line-height:1;font-variant-numeric:tabular-nums}
.summary .total small{font-size:.45em;font-weight:500;font-family:var(--f-body);opacity:.75}
.summary ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.92rem;max-height:220px;overflow:auto}
.summary li{display:flex;justify-content:space-between;gap:12px}
.summary li span:last-child{font-family:var(--f-mono);white-space:nowrap;font-variant-numeric:tabular-nums}
.summary .lines{display:grid;gap:6px;border-top:1px solid color-mix(in srgb,var(--paper) 25%,transparent);padding-top:12px;font-size:.92rem}
.summary .lines div{display:flex;justify-content:space-between;gap:12px}
.summary .lines span:last-child{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.summary .empty{opacity:.75;font-size:.95rem}
.summary .note{font-size:.82rem;opacity:.75}
.summary .btn{border-color:var(--paper);color:var(--paper)}
.summary .btn.primary{color:var(--signal-ink);border-color:var(--signal)}
.summary .acts{display:flex;gap:10px;flex-wrap:wrap}
.vat{display:flex;gap:8px;flex-wrap:wrap}
.vat .chip label{background:transparent;color:var(--paper);border-color:color-mix(in srgb,var(--paper) 35%,transparent);padding:6px 12px;font-size:.85rem}
.vat .chip input:checked + label{background:var(--paper);color:var(--ink);border-color:var(--paper)}

.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.form .full{grid-column:1 / -1}
.field{display:grid;gap:6px}
.field label{font-size:.88rem;font-weight:600}
.field input,.field textarea,.field select{font:inherit;color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:8px;padding:10px 12px;width:100%}
.field textarea{min-height:90px;resize:vertical}
@media (max-width:560px){.form{grid-template-columns:1fr}}
.toast{font-size:.9rem;color:var(--ok);min-height:1.4em}

/* process */
.process{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;counter-reset:s;border-top:2px solid var(--ink)}
.process li{list-style:none;padding:20px 20px 0 0;display:grid;gap:8px;align-content:start;position:relative}
.process li::before{counter-increment:s;content:"0" counter(s);font-family:var(--f-mono);font-size:.85rem;color:var(--accent-text);font-weight:500}
.process p{color:var(--muted)}
.process{padding:0;margin:0}
@media (max-width:820px){.process{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:24px}}
@media (max-width:480px){.process{grid-template-columns:1fr}}

/* zone + faq */
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px}
@media (max-width:820px){.two{grid-template-columns:1fr}}
.towns{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.towns span{border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:.92rem;background:var(--surface)}
.towns span.home{border-color:var(--signal);background:color-mix(in srgb,var(--signal) 15%,var(--surface));font-weight:600}
.faq details{border-bottom:1px solid var(--line);padding-block:16px}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);color:var(--muted)}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin-top:10px}

/* contact */
#contacto{background:var(--ink);color:var(--paper)}
#contacto .eyebrow{color:color-mix(in srgb,var(--paper) 65%,transparent)}
.contact{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:40px;align-items:end}
.contact h2{font-size:clamp(2rem,5vw,3.4rem)}
.cards{display:grid;gap:12px}
.ccard{border:1px solid color-mix(in srgb,var(--paper) 25%,transparent);border-radius:var(--r);padding:16px 18px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.ccard .k{font-size:.82rem;opacity:.7}
.ccard .v{font-family:var(--f-mono);font-size:1.05rem;user-select:all;word-break:break-all}
.ccard .btn{border-color:var(--paper);color:var(--paper)}
@media (max-width:820px){.contact{grid-template-columns:1fr}}
footer{padding-block:28px;font-size:.85rem;color:var(--muted);border-top:1px solid var(--line)}
footer .wrap{display:flex;justify-content:space-between;align-items:end;gap:16px;flex-wrap:wrap}

/* ===== Páginas interiores: trabajos, consejos, servicios, legales ===== */
.page-head{padding-block:48px 24px;border-bottom:1px solid var(--line)}
.page-head h1{font-size:clamp(2.1rem,5vw,3.4rem);font-weight:800;letter-spacing:-.02em;margin-top:10px}
.page-head .lead{color:var(--muted);font-size:1.1rem;max-width:640px;margin-top:14px}
.crumbs{font-size:.88rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:900px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:grid;grid-template-rows:auto 1fr;text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-2px);border-color:var(--signal)}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;background:var(--line)}
.card .body{padding:18px;display:grid;gap:8px;align-content:start}
.card .meta{font-family:var(--f-mono);font-size:.75rem;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.card h3{font-size:1.15rem}
.card p{color:var(--muted);font-size:.95rem}
.empty-state{border:1.5px dashed var(--line);border-radius:var(--r);padding:28px;color:var(--muted);max-width:640px}
.more{margin-top:24px}
.prose{max-width:700px;padding-block:40px 72px;display:grid;gap:18px;font-size:1.06rem}
.prose h2{font-size:1.6rem;margin-top:18px}
.prose h3{font-size:1.2rem;margin-top:8px}
.prose ul,.prose ol{margin:0;padding-left:22px;display:grid;gap:6px}
.prose a{color:var(--accent-text)}
.prose img{border-radius:var(--r);border:1px solid var(--line)}
.prose .src{font-size:.9rem;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}
.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:560px){.gallery{grid-template-columns:1fr}}
.facts{display:flex;flex-wrap:wrap;gap:8px}
.facts span{border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:.88rem;background:var(--surface)}
.cta-box{background:var(--ink);color:var(--paper);border-radius:var(--r);padding:24px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.cta-box .btn.primary{color:var(--signal-ink)}
.trade .more-link{font-weight:600;color:var(--accent-text);text-decoration:none}
.trade .more-link:hover{text-decoration:underline}
.btn.small{white-space:nowrap}
@media (max-width:480px){.ribbon .mono{display:none}.brand img{height:28px}}

/* descripción corta de cada trabajo */
.item .desc{grid-column:1;font-size:.86rem;color:var(--muted);line-height:1.4}
.item .stepper{grid-row:1 / span 3}
#cat-intro{color:var(--muted);margin-top:-4px}

/* planes de mantenimiento */
#mantenimiento{padding-top:0}
.plan-group{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:28px;padding-block:28px;border-top:1px solid var(--line)}
.plan-group-head{display:grid;gap:10px;align-content:start}
.plan-group-head .cable{width:40px}
.plan-group-head p{color:var(--muted)}
.plans{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;display:grid;gap:14px;align-content:start}
.plan.featured{border:2px solid var(--signal)}
.plan header{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.plan h4{font-family:var(--f-display);font-size:1.2rem;margin:0}
.plan-price{font-family:var(--f-display);font-weight:800;font-size:1.6rem;font-variant-numeric:tabular-nums}
.plan-price small{font-family:var(--f-body);font-weight:500;font-size:.85rem;color:var(--muted)}
.plan ul{margin:0;padding-left:18px;display:grid;gap:6px;font-size:.95rem}
.plan .btn{justify-self:start}
.plan-note{color:var(--muted);font-size:.9rem;max-width:760px;border-top:1px solid var(--line);padding-top:16px}
@media (max-width:900px){.plan-group{grid-template-columns:1fr}}
@media (max-width:560px){.plans{grid-template-columns:1fr}}

.cable.all{background:linear-gradient(90deg,var(--phase) 0 33%,var(--neutral) 33% 66%,var(--earth-g) 66% 100%)}

/* paso de fotos */
.step-hint{color:var(--muted)}
.photo-tips{margin:0;padding-left:18px;display:grid;gap:4px;color:var(--muted);font-size:.95rem}