/* Asturfonta, fontanería en Trubia. Verde del Nalón, azulejo y latón de grifería */
:root{
  --azulejo:#edf2ee; --blanco:#fbfcfa; --junta:#d3ddd6;
  --nalon:#0e3a34; --nalon-2:#1d5a50; --nalon-3:#2f7466;
  --laton:#d0a443; --laton-osc:#a77d22; --laton-claro:#f4e8c8;
  --agua:#7cc4d6; --agua-osc:#3f97ad;
  --tinta:#13221f; --gris:#566661;
  --anch:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--azulejo);color:var(--tinta);font-family:"Atkinson Hyperlegible",system-ui,sans-serif;font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:var(--nalon-2)}
:focus-visible{outline:3px solid var(--laton-osc);outline-offset:3px}
.env{max-width:var(--anch);margin:0 auto;padding:0 22px}
h1,h2,h3{font-family:"Big Shoulders Display",Impact,sans-serif;font-weight:800;line-height:.95;margin:0 0 .45em;letter-spacing:.005em;text-wrap:balance}
h1{font-size:clamp(3.2rem,8.4vw,6.6rem);font-weight:900}
h2{font-size:clamp(2.3rem,4.8vw,3.6rem)}
h3{font-size:1.75rem}
p{margin:0 0 1em;max-width:64ch}
.entr{font-size:1.2rem;max-width:46ch}
.peq{font-size:.92rem;color:var(--gris)}
.saltar{position:absolute;left:-999px;top:6px;background:var(--nalon);color:#fff;padding:8px 12px;z-index:99}
.saltar:focus{left:8px}

/* botones */
.boton{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;border:0;border-radius:6px;padding:12px 22px;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;line-height:1.15}
.boton svg{width:21px;height:21px;flex:none}
.b-laton{background:var(--laton);color:var(--tinta);box-shadow:inset 0 -3px 0 var(--laton-osc)}
.b-laton:hover{background:#dcb354}
.b-linea{background:transparent;color:inherit;box-shadow:inset 0 0 0 2px currentColor}
.b-linea:hover{background:rgba(255,255,255,.1)}
.b-wa{background:var(--nalon);color:#fff}
.b-wa:hover{background:var(--nalon-2)}

/* cabecera */
.cab{background:var(--blanco);border-bottom:1px solid var(--junta);position:sticky;top:0;z-index:40}
.cab-in{display:flex;align-items:center;gap:26px;min-height:72px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--tinta)}
.logo svg{width:40px;height:40px;flex:none}
.logo b{display:block;font-family:"Big Shoulders Display";font-weight:900;font-size:1.65rem;line-height:.9;letter-spacing:.02em;text-transform:uppercase}
.logo small{display:block;font-size:.8rem;color:var(--gris)}
.menu{display:flex;gap:4px;margin-left:auto}
.menu a{padding:9px 12px;border-radius:5px;text-decoration:none;color:var(--tinta);font-weight:700;font-size:.97rem}
.menu a:hover{background:var(--azulejo)}
.menu a[aria-current]{background:var(--nalon);color:#fff}
.cab-wa{min-height:44px;padding:9px 16px}
@media (max-width:980px){
  .cab-in{flex-wrap:wrap;gap:8px 14px;padding-top:10px}
  .menu{order:3;width:100%;margin:0 -22px;padding:0 16px 10px;overflow-x:auto;scrollbar-width:none}
  .menu a{white-space:nowrap;background:var(--azulejo)}
  .cab-wa{margin-left:auto}
}
@media (max-width:420px){.cab-wa span{display:none}.cab-wa{padding:9px 12px}}

/* portada */
.heroe{background:var(--nalon);color:#eef5f1;overflow:hidden;position:relative}
.heroe-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:48px;align-items:center;padding-top:64px;padding-bottom:72px}
.heroe h1{color:#fff;margin-bottom:.3em}
.heroe h1 small{display:block;font-size:.42em;font-weight:700;color:var(--laton);letter-spacing:.02em;margin-bottom:.25em}
.heroe .entr{color:#cfe1da}
.heroe-acc{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.heroe-nota{margin-top:22px;font-size:.95rem;color:#a9c6bd}
@media (max-width:900px){.heroe-in{grid-template-columns:1fr;gap:34px;padding-top:40px;padding-bottom:48px}}

/* antes y después */
.ad{position:relative;border-radius:10px;overflow:hidden;background:#dfe6e0;box-shadow:0 0 0 6px rgba(255,255,255,.06);aspect-ratio:640/520;user-select:none;touch-action:pan-y}
.ad svg{position:absolute;inset:0;width:100%;height:100%}
.ad-despues{clip-path:inset(0 0 0 var(--p,50%))}
.ad-linea{position:absolute;top:0;bottom:0;left:var(--p,50%);width:4px;margin-left:-2px;background:var(--laton);pointer-events:none}
.ad-tirador{position:absolute;top:50%;left:50%;width:54px;height:54px;margin:-27px 0 0 -27px;border-radius:50%;background:var(--laton);display:grid;place-items:center;box-shadow:0 4px 14px rgba(0,0,0,.3)}
.ad-tirador svg{position:static;width:30px;height:30px}
.ad input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.ad input:focus-visible+.ad-linea .ad-tirador{outline:3px solid #fff;outline-offset:3px}
.ad-chip{position:absolute;top:14px;padding:5px 11px;border-radius:4px;font-weight:700;font-size:.9rem;pointer-events:none}
.ad-chip.a{left:14px;background:rgba(19,34,31,.82);color:#fff}
.ad-chip.d{right:14px;background:var(--laton);color:var(--tinta)}
.ad-pie{margin:12px 0 0;font-size:.95rem;color:#a9c6bd}
.ad-pie b{color:#fff}
.gota{animation:cae 1.4s linear infinite}
.gota:nth-child(2){animation-delay:.35s}.gota:nth-child(3){animation-delay:.7s}.gota:nth-child(4){animation-delay:1.05s}.gota:nth-child(5){animation-delay:.5s}.gota:nth-child(6){animation-delay:.9s}
@keyframes cae{from{transform:translateY(0);opacity:0}15%{opacity:.9}to{transform:translateY(305px);opacity:0}}

/* secciones */
.sec{padding:84px 0}
.sec-blanca{background:var(--blanco)}
.sec-cab{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:end;margin-bottom:44px}
.sec-cab p{margin:0}
@media (max-width:820px){.sec-cab{grid-template-columns:1fr;gap:14px}.sec{padding:60px 0}}

/* la tubería de trabajos */
.tuberia{position:relative;padding-left:88px;max-width:900px}
.tubo{position:absolute;left:30px;top:10px;bottom:10px;width:16px;border-radius:8px;background:var(--laton-claro);box-shadow:inset 0 0 0 2px #e2cf9b;overflow:hidden}
.tubo i{position:absolute;left:0;right:0;top:0;height:var(--lleno,0%);background:linear-gradient(var(--agua),var(--agua-osc));transition:height .15s linear}
.toma{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 28px;align-items:start;padding:26px 0;border-bottom:1px solid var(--junta)}
.toma:last-child{border-bottom:0}
.toma::before{content:"";position:absolute;left:-58px;top:38px;width:44px;height:12px;background:var(--laton);border-radius:0 6px 6px 0}
.toma::after{content:"";position:absolute;left:-66px;top:30px;width:28px;height:28px;border-radius:50%;background:var(--blanco);border:5px solid var(--laton)}
.toma h3{margin:0 0 .25em}
.toma p{margin:0;color:var(--gris)}
.toma .boton{align-self:center;min-height:46px;padding:10px 16px;font-size:.95rem}
@media (max-width:640px){.tuberia{padding-left:54px}.tubo{left:12px;width:12px}.toma{grid-template-columns:1fr}.toma::before{left:-42px;width:30px;height:10px}.toma::after{left:-48px;width:24px;height:24px;border-width:4px}.toma .boton{justify-self:start}}

/* bloque de fotos (lo que hace la web por el cliente) */
.fotos-bloque{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
@media (max-width:860px){.fotos-bloque{grid-template-columns:1fr;gap:30px}}
.elige{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}
.elige button{font:inherit;font-weight:700;font-size:.97rem;padding:10px 15px;border-radius:5px;border:2px solid var(--nalon);background:transparent;color:var(--nalon);cursor:pointer;min-height:46px}
.elige button[aria-pressed=true]{background:var(--nalon);color:#fff}
.lista-fotos{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.lista-fotos li{display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:center;background:var(--blanco);border:1px solid var(--junta);border-radius:8px;padding:12px}
.lista-fotos li svg{width:56px;height:56px}
.lista-fotos b{display:block}
.lista-fotos span{font-size:.93rem;color:var(--gris)}

/* termo */
.termo{display:grid;grid-template-columns:200px minmax(0,1fr);gap:44px;align-items:center;background:var(--blanco);border:1px solid var(--junta);border-radius:12px;padding:34px}
@media (max-width:720px){.termo{grid-template-columns:1fr;padding:22px;gap:26px}.termo-dib{max-width:170px;margin:0 auto}}
.termo-dib text{font-family:"Big Shoulders Display";font-weight:900}
#termo-agua{transition:y .5s ease,height .5s ease}
.paso-ctl{display:grid;gap:22px}
.ctl b{display:block;margin-bottom:8px}
.contador{display:inline-flex;align-items:center;border:2px solid var(--nalon);border-radius:6px;overflow:hidden}
.contador button{width:52px;height:50px;border:0;background:var(--nalon);color:#fff;font-size:1.6rem;cursor:pointer}
.contador output{min-width:130px;text-align:center;font-weight:700;font-size:1.1rem}
.opciones{display:flex;flex-wrap:wrap;gap:8px}
.opciones label{display:flex;align-items:center;gap:8px;padding:9px 14px;border:2px solid var(--junta);border-radius:6px;cursor:pointer;font-weight:700;min-height:46px}
.opciones label:has(input:checked){border-color:var(--nalon);background:#e3eee9}
.opciones input{accent-color:var(--nalon);width:18px;height:18px}
.termo-res{border-top:2px dashed var(--junta);padding-top:18px}
.termo-res strong{font-family:"Big Shoulders Display";font-weight:900;font-size:3.2rem;line-height:1;display:block;color:var(--nalon)}

/* asistente de presupuesto */
.asis{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px;align-items:start}
@media (max-width:900px){.asis{grid-template-columns:1fr}}
.paso{background:var(--blanco);border:1px solid var(--junta);border-radius:10px;padding:26px;margin-bottom:18px}
.paso-tit{display:flex;gap:14px;align-items:baseline;margin-bottom:16px}
.paso-tit span{font-family:"Big Shoulders Display";font-weight:900;font-size:2.4rem;line-height:.8;color:var(--laton-osc)}
.paso-tit h2{font-size:2rem;margin:0}
.trabajos{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:10px}
.trabajos label{display:flex;flex-direction:column;gap:6px;padding:14px;border:2px solid var(--junta);border-radius:8px;cursor:pointer;font-weight:700;line-height:1.25;min-height:88px}
.trabajos label svg{width:34px;height:34px;color:var(--nalon-3)}
.trabajos input{position:absolute;opacity:0;pointer-events:none}
.trabajos label:has(input:checked){border-color:var(--nalon);background:#e3eee9}
.trabajos label:has(input:focus-visible){outline:3px solid var(--laton-osc);outline-offset:2px}
.guia{list-style:none;padding:0;margin:0 0 16px;display:grid;gap:8px}
.guia li{display:flex;gap:10px;align-items:flex-start}
.guia li::before{content:"";flex:none;width:22px;height:22px;margin-top:2px;border-radius:4px;border:2px solid var(--nalon-3);background:var(--blanco)}
.subir{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.subir input{position:absolute;width:1px;height:1px;opacity:0}
.subir label{cursor:pointer}
.subir input:focus-visible+label{outline:3px solid var(--laton-osc);outline-offset:3px}
.minis{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.minis img{width:74px;height:74px;object-fit:cover;border-radius:6px;border:2px solid var(--blanco);box-shadow:0 0 0 1px var(--junta)}
.campo{display:grid;gap:6px;margin-bottom:14px;font-weight:700}
.campo input,.campo textarea{font:inherit;font-weight:400;padding:12px;border:2px solid var(--junta);border-radius:6px;background:#fff;min-height:48px}
.campo input:focus,.campo textarea:focus{border-color:var(--nalon-3);outline:none}
fieldset{border:0;padding:0;margin:0 0 14px}
legend{font-weight:700;margin-bottom:8px}
.vista{position:sticky;top:96px;background:#dfe9e3;border-radius:12px;padding:20px}
.vista-cab{display:flex;align-items:center;gap:10px;font-weight:700;margin-bottom:14px}
.vista-cab i{width:36px;height:36px;border-radius:50%;background:var(--nalon);display:grid;place-items:center;color:var(--laton);font-style:normal;font-family:"Big Shoulders Display";font-weight:900}
.burbuja{background:#fff;border-radius:2px 10px 10px 10px;padding:14px 16px;white-space:pre-line;font-size:.97rem;line-height:1.5;box-shadow:0 1px 1px rgba(0,0,0,.08);min-height:120px}
.burbuja-fotos{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.burbuja-fotos img{width:58px;height:58px;object-fit:cover;border-radius:4px}
.vista .boton{width:100%;margin-top:16px}
.hecho{background:var(--laton-claro);border-radius:6px;padding:12px;margin-top:12px}

/* páginas internas */
.cabecera-pag{background:var(--nalon);color:#eef5f1;padding:56px 0 60px}
.cabecera-pag h1{font-size:clamp(2.8rem,6.6vw,5rem);color:#fff}
.cabecera-pag .entr{color:#cfe1da}
.migas{font-size:.9rem;margin-bottom:18px;color:#a9c6bd}
.migas a{color:#d9eae3}
.texto{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:56px;align-items:start}
.texto h2{margin-top:1.1em}
.texto h2:first-child{margin-top:0}
@media (max-width:900px){.texto{grid-template-columns:1fr;gap:30px}}
.lateral{position:sticky;top:96px;background:var(--nalon);color:#e7f1ed;border-radius:10px;padding:24px}
.lateral h3{color:#fff}
.lateral .boton{width:100%;margin-top:8px}
.marcas{list-style:none;padding:0;margin:0 0 1em;display:grid;gap:8px}
.marcas li{padding-left:28px;position:relative}
.marcas li::before{content:"";position:absolute;left:0;top:.55em;width:16px;height:6px;border-radius:3px;background:var(--laton)}
.preguntas details{border-bottom:1px solid var(--junta);padding:14px 0}
.preguntas summary{cursor:pointer;font-weight:700;font-size:1.08rem}
.preguntas details p{margin:.6em 0 0}
.franja{background:var(--laton);color:var(--tinta);padding:44px 0}
.franja-in{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.franja h2{margin:0;font-size:clamp(2rem,4vw,3rem)}
.franja .boton{background:var(--nalon);color:#fff}

/* pie */
.pie{background:var(--tinta);color:#c7d6d0;padding:52px 0 24px;font-size:.97rem}
.pie a{color:#fff}
.pie-in{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:40px}
.pie-marca b{font-family:"Big Shoulders Display";font-weight:900;font-size:2rem;text-transform:uppercase;color:#fff;letter-spacing:.02em}
.pie nav{display:grid;gap:8px;align-content:start}
.pie nav b{color:#fff}
.pie-baja{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:36px;padding-top:18px;border-top:1px solid #2c3d39;font-size:.85rem;color:#8ea39c}
@media (max-width:720px){.pie-in{grid-template-columns:1fr}}
.wa-flota{position:fixed;right:16px;bottom:16px;z-index:50;width:58px;height:58px;border-radius:50%;background:#1f9d55;color:#fff;display:none;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.wa-flota svg{width:30px;height:30px}
@media (max-width:700px){.wa-flota{display:grid}}