/* Fontanería del Horno — hoja de estilos
   Concepto: ficha técnica de instalación. Azul agua profundo + cobre de tubería,
   tipografía condensada de rótulo para títulos, cuerpo muy legible. */
:root{
  --bg:#f3f6f7; --surface:#ffffff; --surface-2:#e8eff1; --fg:#132229; --muted:#4f626b; --line:#cfdbe0;
  --water:#0f5c74; --water-ink:#ffffff; --copper:#a85a22; --copper-light:#e39a5f;
  --wa:#17824a; --wa-ink:#ffffff;
  --display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"Source Sans 3","Segoe UI",Roboto,Arial,sans-serif;
  --r:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0c171c; --surface:#13232a; --surface-2:#182d36; --fg:#e4edf0; --muted:#9db0b8; --line:#26404b;
  --water:#3e9fbd; --water-ink:#06161c; --copper:#e39a5f; --copper-light:#e39a5f; --wa:#2fae68; --wa-ink:#04140b; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0c171c; --surface:#13232a; --surface-2:#182d36; --fg:#e4edf0; --muted:#9db0b8; --line:#26404b;
  --water:#3e9fbd; --water-ink:#06161c; --copper:#e39a5f; --copper-light:#e39a5f; --wa:#2fae68; --wa-ink:#04140b; 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(--bg);color:var(--fg);font:400 17px/1.6 var(--body);padding-bottom:72px}
@media (min-width:860px){body{padding-bottom:0}}
img,iframe{max-width:100%}
a{color:var(--water)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,label.opt:focus-within{outline:3px solid var(--copper);outline-offset:2px}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.08;letter-spacing:.005em;text-wrap:balance;margin:0}
h1{font-size:clamp(2.2rem,5vw,3.4rem)}
h2{font-size:clamp(1.7rem,3.2vw,2.3rem)}
h3{font-size:1.35rem}
p{margin:0}
.wrap{max-width:1140px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.eyebrow{font:600 .8rem/1 var(--body);text-transform:uppercase;letter-spacing:.12em;color:var(--copper)}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.nota{color:var(--muted);font-size:.95rem}
.small{font-size:.95rem;color:var(--muted)}

/* Cabecera */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--surface)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:20px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg);font:600 1.35rem/1 var(--display);white-space:nowrap}
.brand b{color:var(--water)}
.logo-mark{width:40px;height:40px;flex:none}
.menu{display:none;gap:22px;margin-left:auto}
.menu a{color:var(--fg);text-decoration:none;font-weight:600}
.menu a:hover{color:var(--copper)}
.top-tel{margin-left:auto;font:700 1.2rem/1 var(--display);color:var(--water-ink);background:var(--water);padding:10px 14px;border-radius:999px;text-decoration:none;font-variant-numeric:tabular-nums;white-space:nowrap}
@media (min-width:860px){.menu{display:flex}.top-tel{margin-left:0}}
@media (max-width:420px){.brand span{font-size:1.15rem}.top-tel{display:none}}

/* Migas */
.crumbs{font-size:.9rem;color:var(--muted);padding-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:var(--muted)}

/* Hero */
.hero{padding-block:48px 56px;background:linear-gradient(180deg,var(--surface) 0%,var(--bg) 100%);border-bottom:4px solid var(--copper)}
.hero-sm{padding-block:28px 44px}
.hero-in{display:grid;gap:32px;align-items:start}
@media (min-width:900px){.hero-in{grid-template-columns:1.35fr 1fr}.hero-in.single{grid-template-columns:1fr}}
.hero-txt{display:flex;flex-direction:column;gap:18px;min-width:0}
.hero-card,.ficha{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:18px;min-width:0;box-shadow:0 10px 30px -18px rgba(15,60,80,.35)}
.hero-card h2{font-size:1.5rem}
.ficha-row{display:flex;flex-direction:column;gap:10px}
.ficha-row + .ficha-row{border-top:1px dashed var(--line);padding-top:16px}
.lbl{font:600 .78rem/1.2 var(--body);text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}
.min{font:600 1.4rem/1 var(--display);color:var(--fg)}
.min b{font-size:3.6rem;color:var(--water);font-variant-numeric:tabular-nums;margin-right:4px}

.chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.chips li{background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-size:.95rem;font-weight:600}

/* Botones */
.cta{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:10px;border:0;border-radius:var(--r);padding:12px 18px;font:700 1.05rem/1.1 var(--body);text-decoration:none;cursor:pointer;transition:transform .15s ease,filter .15s ease}
.btn:hover{transform:translateY(-1px);filter:brightness(1.06)}
@media (prefers-reduced-motion:reduce){.btn{transition:none}.btn:hover{transform:none}}
.btn svg{width:22px;height:22px;flex:none}
.btn span{display:flex;flex-direction:column}
.btn small{font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;opacity:.85}
.btn.call{background:var(--water);color:var(--water-ink)}
.btn.wa{background:var(--wa);color:var(--wa-ink)}
.btn.ghost{background:transparent;color:var(--water);border:2px solid var(--water)}
.cta.big .btn{padding:14px 22px;font-size:1.2rem;font-variant-numeric:tabular-nums}

/* Bandas */
.band{padding-block:8px}
.band.alt{background:var(--surface-2)}
.valores{background:var(--water);color:var(--water-ink)}
.valores .grid3{padding-block:34px}
.valores h3{color:var(--water-ink);font-size:1.5rem;margin-bottom:6px}
.valores p{opacity:.9}
.grid3{display:grid;gap:24px}
@media (min-width:760px){.grid3{grid-template-columns:repeat(3,1fr)}}

.sec{padding-block:52px;display:flex;flex-direction:column;gap:26px}
.sec-head{display:flex;flex-direction:column;gap:10px;max-width:70ch}
.sec-head p:not(.eyebrow){color:var(--muted)}
.h-sm{font-size:1.6rem}

/* Zonas */
.zonas{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.zona{display:flex;justify-content:space-between;align-items:baseline;gap:10px;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--water);border-radius:6px;padding:14px 16px;text-decoration:none;color:var(--fg)}
.zona:hover{border-left-color:var(--copper)}
.zn{font:600 1.25rem/1.1 var(--display)}
.zm{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.zm b{color:var(--water);font-size:1.2rem}

/* Servicios */
.servs{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.serv{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;color:var(--fg);display:flex;flex-direction:column;gap:8px}
.serv p{color:var(--muted);font-size:.97rem;flex:1}
.serv .more{color:var(--copper);font-weight:700}
.serv:hover h3{color:var(--water)}

/* Páginas de pueblo / servicio */
.two{display:grid;gap:32px}
@media (min-width:900px){.two{grid-template-columns:1.1fr 1fr;align-items:start}}
.txt{display:flex;flex-direction:column;gap:16px;min-width:0;max-width:68ch}
.links{margin:0;padding-left:20px}
.mapa{margin:0;display:flex;flex-direction:column;gap:12px;min-width:0}
.mapa iframe{width:100%;aspect-ratio:4/3;border:1px solid var(--line);border-radius:var(--r);background:var(--surface-2)}
.otros{display:flex;flex-wrap:wrap;gap:8px}
.otros a{padding:7px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;background:var(--surface);color:var(--fg);font-weight:600}
.otros a:hover{border-color:var(--copper);color:var(--copper)}
.zonas-txt{color:var(--muted);max-width:80ch}

.blks{display:grid;gap:20px}
@media (min-width:760px){.blks{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}}
.blk{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:12px}
.blk h2{font-size:1.6rem}
.check{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.check li{padding-left:28px;position:relative}
.check li::before{content:"";position:absolute;left:4px;top:.55em;width:12px;height:6px;border-left:3px solid var(--copper);border-bottom:3px solid var(--copper);transform:rotate(-45deg)}

.tiendas{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.tienda{display:flex;flex-direction:column;gap:4px;padding:18px 20px;border-radius:var(--r);border:2px solid var(--water);text-decoration:none;color:var(--fg);background:var(--surface)}
.tienda b{font:600 1.3rem/1.1 var(--display);color:var(--water)}
.tienda span{color:var(--muted)}
.tienda::after{content:"Abrir catálogo ↗";color:var(--copper);font-weight:700;font-size:.9rem;margin-top:6px}

.two-lists{display:grid;gap:24px}
@media (min-width:760px){.two-lists{grid-template-columns:1fr 1fr}}
.numlist{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.numlist li{display:flex;gap:12px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:10px 12px}
.numlist small,.opt small{display:block;color:var(--muted)}
.num{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--copper);color:#fff;font:700 1.2rem/1 var(--display);font-variant-numeric:tabular-nums}

/* Formulario */
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(16px,3vw,28px);display:flex;flex-direction:column;gap:22px;max-width:860px}
fieldset{border:0;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;min-width:0}
legend{font:700 1.5rem/1.1 var(--display);margin-bottom:10px}
.opts{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}
.opt{display:flex;align-items:center;gap:12px;padding:12px;border:2px solid var(--line);border-radius:8px;cursor:pointer;background:var(--bg)}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt:has(input:checked){border-color:var(--water);background:var(--surface-2)}
.opt:has(input:checked) .num{background:var(--water);color:var(--water-ink)}
.opt-txt{min-width:0}
.fld{display:flex;flex-direction:column;gap:6px;font-weight:600}
.fld input,.fld select,.fld textarea{font:400 1rem/1.4 var(--body);padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg);width:100%}
.row2{display:grid;gap:14px}
@media (min-width:640px){.row2{grid-template-columns:1fr 1fr}}
.check-line{display:flex;gap:10px;align-items:flex-start}
.check-line input{width:20px;height:20px;margin-top:3px;accent-color:var(--water);flex:none}
.hint{color:var(--muted);font-size:.92rem}
.form-actions{display:flex;flex-wrap:wrap;gap:12px}
.trampa{position:absolute;left:-9999px;width:1px;height:1px}

.contacto{align-items:flex-start}
.tel-grande a{font:700 clamp(2.6rem,8vw,4.4rem)/1 var(--display);color:var(--water);text-decoration:none;font-variant-numeric:tabular-nums}
.gracias{align-items:flex-start;padding-block:80px}
.txt-page{max-width:75ch}

/* Pie */
.foot{background:var(--surface);border-top:1px solid var(--line);margin-top:20px}
.foot-grid{display:grid;gap:30px;padding-block:40px}
@media (min-width:860px){.foot-grid{grid-template-columns:1.1fr .9fr 1.6fr}}
.foot-grid > div{display:flex;flex-direction:column;gap:12px;min-width:0}
.foot h2{font-size:1.2rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.foot ul.cols{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}
.foot a{color:var(--fg)}
.foot-tel a{font:700 1.8rem/1.1 var(--display);color:var(--water);text-decoration:none}
.legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-block:16px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
.legal a{color:var(--muted)}

/* Barra fija móvil */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:25;display:grid;grid-template-columns:1fr 1fr;gap:8px;
  padding:8px max(10px,env(safe-area-inset-right,0px)) calc(8px + env(safe-area-inset-bottom,0px)) max(10px,env(safe-area-inset-left,0px));
  background:var(--surface);border-top:1px solid var(--line)}
.dock a{display:flex;justify-content:center;align-items:center;min-height:48px;border-radius:8px;font-weight:700;font-size:1.1rem;text-decoration:none}
.dock-call{background:var(--water);color:var(--water-ink)}
.dock-wa{background:var(--wa);color:var(--wa-ink)}
@media (min-width:860px){.dock{display:none}}