/* ==========================================================
   ESTUDIO AEROTERMIA · hoja de estilos
   1. Base original (identidad de marca: granate/rosa/crema/oro)
   2. Bloques nuevos (SEO local, servicios, ahorro, FAQ...)
   3. Redondeo, accesibilidad y responsive ampliado
   ========================================================== */

/* ---------- 1. BASE ORIGINAL ---------- */
:root{--wine:#3b1826;--rose:#c96470;--cream:#f3eee5;--gold:#d6aa58;--ink:#261b20;--line:#d9cfc3;--muted:#776b6d}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:Arial,sans-serif}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}.logo>span{width:48px;height:48px;display:grid;place-items:center;background:var(--wine);color:#fff;border-radius:50%;font-weight:900}.logo b{font-size:17px;letter-spacing:1px}.logo small{display:block;color:var(--rose);font-size:10px}header{height:84px;padding:0 5vw;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.header-note{font-size:11px;color:var(--muted)}.hero{display:grid;grid-template-columns:.86fr 1.14fr;gap:6vw;padding:70px 6vw 90px}.eyebrow{font-size:10px;color:var(--rose);font-weight:900;letter-spacing:2px}.intro h1{font-family:Georgia,serif;font-size:clamp(50px,5.5vw,82px);font-weight:400;line-height:.99;letter-spacing:-3px;margin:25px 0}.intro h1 em{color:var(--rose)}.intro>p:not(.eyebrow){font-size:18px;line-height:1.65;color:var(--muted)}.principles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:28px 0}.principles article{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}.principles article:last-child{border:0}.principles b{color:var(--rose)}.principles span{font-weight:800}.intro aside{background:var(--wine);color:#fff;padding:18px 20px}.intro aside b,.intro aside span{display:block}.intro aside span{font-size:11px;color:#d7bbc5;margin-top:6px}.study{background:#fff;border-radius:4px;padding:38px;box-shadow:18px 18px 0 #dfcfd0;min-height:680px}.bot{position:absolute;left:-9999px}.study-head{display:flex;justify-content:space-between;font-size:10px;letter-spacing:1px}.progress{height:5px;background:#eee8e3;margin:12px 0 30px}.progress i{display:block;height:100%;width:8%;background:var(--rose);transition:.25s}.step{display:none}.step.active{display:block}.step h2{font-family:Georgia,serif;font-size:31px;font-weight:400;margin:0 0 25px}.options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.options button{min-height:130px;background:#fff;border:1px solid var(--line);font-size:24px;cursor:pointer}.options button b{display:block;font-size:12px;margin-top:12px}.options button.selected{border:3px solid var(--wine);background:#fff4f4}.inputs label,.contact label{display:block;font-size:11px;font-weight:800;margin:12px 0}.inputs input,.inputs textarea,.inputs select,.contact input,.contact select{display:block;width:100%;padding:13px;margin-top:6px;border:1px solid var(--line);font:inherit}.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.initial-result{background:var(--wine);color:white;padding:15px;margin-bottom:20px}.initial-result span,.initial-result b,.initial-result small{display:block}.initial-result span{color:var(--gold);font-size:9px;letter-spacing:2px}.initial-result b{margin-top:7px}.initial-result small{color:#d9c6cc;margin-top:4px}.ready{background:#f8ebeb;border-left:4px solid var(--rose);padding:13px;margin-bottom:20px;font-size:12px;font-weight:800}.check{display:flex!important;gap:8px;font-size:10px!important;line-height:1.4}.check input{width:auto;margin-top:2px}.optional{color:var(--muted)}.actions{display:flex;gap:8px;margin-top:20px}.actions button{padding:15px 20px;border:0;font-weight:900}.actions #next,.actions #submit{flex:1;background:var(--wine);color:white}.actions button:disabled{background:#ddd5d2;color:#999}form>small{display:block;text-align:center;color:var(--muted);margin-top:14px}.success{text-align:center;padding:140px 20px}.success i{display:grid;place-items:center;margin:auto;width:72px;height:72px;border-radius:50%;background:var(--rose);color:white;font-size:34px}.method{display:grid;grid-template-columns:repeat(3,1fr);background:var(--wine);color:white}.method article{padding:48px 5vw;border-right:1px solid #724353}.method b{color:var(--gold)}.method p{color:#d5bfc7;line-height:1.6}.scope{text-align:center;padding:100px 20px}.scope>p{font-size:10px;color:var(--rose);letter-spacing:2px;font-weight:900}.scope h2{font-family:Georgia,serif;font-size:52px;font-weight:400;max-width:820px;margin:20px auto 35px}.scope a{display:inline-block;background:var(--wine);color:white;padding:17px 22px;text-decoration:none;font-weight:900}footer{background:#25111a;color:white;padding:45px 5vw;display:grid;grid-template-columns:1fr 1fr 1fr;align-items:center;gap:20px}footer p{font-size:11px;color:#b99fa8}footer nav{display:flex;justify-content:flex-end;gap:12px;font-size:10px}footer button{border:0;background:none;color:inherit;font:inherit}.cookies{position:fixed;bottom:15px;left:15px;right:15px;background:white;border:2px solid var(--wine);padding:17px;display:flex;justify-content:space-between}.cookies[hidden]{display:none}.cookies p{margin:0;font-size:11px}.cookies button{padding:10px;border:0;font-weight:800}.cookies #accept{background:var(--wine);color:white}@media(max-width:850px){.hero{grid-template-columns:1fr}.method,footer{grid-template-columns:1fr}footer nav{justify-content:flex-start}}@media(max-width:540px){.header-note{display:none}.hero{padding:45px 20px 65px}.intro h1{font-size:48px;letter-spacing:-2px}.study{padding:25px 16px;box-shadow:8px 8px 0 #dfcfd0}.options{gap:8px}.options button{min-height:110px}.grid{grid-template-columns:1fr}.scope h2{font-size:38px}.cookies{display:block}.cookies div{margin-top:10px}}


/* =========================================================
   2. BLOQUES NUEVOS · reutilizan las variables de :root
   ========================================================= */

/* Mejoras suaves sobre la base (sin cambiar la identidad) --- */
html{scroll-behavior:smooth}
img{max-width:100%;height:auto;display:block}
:focus-visible{outline:3px solid var(--rose);outline-offset:2px}
.skip{position:absolute;left:8px;top:-60px;z-index:60;background:var(--wine);color:#fff;padding:11px 16px;font-weight:800;text-decoration:none}
.skip:focus{top:8px}

/* Botones ligeramente redondeados y con transición ---------- */
.actions button,.options button,.study,.scope a,.btn,.svc,.saving,.town,.review,.faq-item,.cookies button,.cta-band{border-radius:8px}
.scope a,.btn{transition:transform .2s ease,background .2s ease,box-shadow .2s ease}
.scope a:hover,.btn:hover{transform:translateY(-2px)}

/* Contenedor y secciones ----------------------------------- */
.section{padding:84px 5vw}
.section--wine{background:var(--wine);color:#fff}
.wrap{max-width:1180px;margin:0 auto}
.eyebrow-c{display:block;text-align:center;font-size:11px;font-weight:900;letter-spacing:2px;color:var(--rose);text-transform:uppercase;margin-bottom:12px}
.section h2.sec-title{font-family:Georgia,serif;font-weight:400;font-size:clamp(30px,4vw,46px);line-height:1.05;letter-spacing:-1px;margin:0 0 14px;text-align:center}
.section .sec-intro{max-width:660px;margin:0 auto 50px;text-align:center;color:var(--muted);line-height:1.7}
.section--wine .sec-intro{color:#d5bfc7}

/* Botones reutilizables ------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:900;text-decoration:none;padding:16px 24px;border:2px solid transparent;cursor:pointer;font-size:15px;min-height:52px}
.btn--wine{background:var(--wine);color:#fff}
.btn--wine:hover{background:#521f31}
.btn--gold{background:var(--gold);color:#3a2a10}
.btn--gold:hover{background:#c99a44}
.btn--wa{background:#25d366;color:#08351d}
.btn--wa:hover{background:#1fbe5b}
.btn--ghost{border-color:currentColor;color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.1)}
.svg-ico{width:20px;height:20px;flex:0 0 auto}

/* Beneficios / Servicios (tarjetas) ------------------------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.svc{background:#fff;border:1px solid var(--line);padding:28px 24px;display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease}
.svc:hover{transform:translateY(-5px);box-shadow:14px 14px 0 #dfcfd0}
.svc__ico{width:50px;height:50px;border-radius:50%;background:var(--cream);display:grid;place-items:center;margin-bottom:16px}
.svc__ico svg{width:26px;height:26px;stroke:var(--wine);fill:none;stroke-width:1.7}
.svc h3{font-family:Georgia,serif;font-weight:400;font-size:22px;margin:0 0 9px;color:var(--wine)}
.svc p{color:var(--muted);line-height:1.6;font-size:14px;margin:0}

/* Ahorro energético (bloque con imagen) -------------------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:5vw;align-items:center;max-width:1180px;margin:0 auto}
.split__media img{border-radius:8px;box-shadow:16px 16px 0 #dfcfd0;width:100%;aspect-ratio:3/2;object-fit:cover}
.split h2{font-family:Georgia,serif;font-weight:400;font-size:clamp(28px,3.6vw,42px);line-height:1.06;letter-spacing:-1px;margin:0 0 18px}
.savings{display:grid;gap:14px;margin:22px 0 0;list-style:none;padding:0}
.savings li{display:flex;gap:13px;align-items:flex-start;line-height:1.55}
.savings li b{display:block;color:var(--wine)}
.savings li span{color:var(--muted);font-size:14px}
.savings .num{flex:0 0 auto;min-width:62px;height:46px;padding:0 14px;border-radius:23px;background:var(--wine);color:var(--gold);display:grid;place-items:center;font-weight:900;font-family:Georgia,serif;font-size:16px;line-height:1;white-space:nowrap}

/* Municipios ------------------------------------------------ */
.towns{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-width:1180px;margin:0 auto}
.town{background:#fff;border:1px solid var(--line);padding:18px 18px;display:flex;flex-direction:column;gap:3px}
.town b{font-family:Georgia,serif;font-size:20px;color:var(--wine)}
.town span{font-size:11px;color:var(--muted)}
.towns-note{max-width:1180px;margin:26px auto 0;text-align:center;color:var(--muted);font-size:13px}

/* Testimonios ---------------------------------------------- */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:1180px;margin:0 auto}
.review{background:#fff;border:1px solid var(--line);padding:28px 26px}
.review .stars{color:var(--gold);letter-spacing:3px;margin-bottom:12px}
.review p{line-height:1.65;font-size:15px;margin:0 0 18px}
.review .who b{display:block;color:var(--wine)}
.review .who span{font-size:12px;color:var(--muted)}

/* FAQ ------------------------------------------------------- */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line)}
.faq-item summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:19px 22px;cursor:pointer;font-weight:800;color:var(--wine);list-style:none;line-height:1.4}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";flex:0 0 auto;width:9px;height:9px;border:solid var(--rose);border-width:0 2.5px 2.5px 0;transform:rotate(45deg);transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item div{padding:0 22px 20px;color:var(--muted);line-height:1.7;font-size:14.5px}
.faq-item div p{margin:0}

/* Banda CTA final ------------------------------------------ */
.cta-band{background:var(--wine);color:#fff;text-align:center;max-width:1180px;margin:0 auto;padding:64px 6vw;position:relative;overflow:hidden}
.cta-band:after{content:"";position:absolute;width:360px;height:360px;border:80px solid rgba(214,170,88,.08);border-radius:50%;right:-160px;top:-170px}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-family:Georgia,serif;font-weight:400;font-size:clamp(28px,4vw,44px);margin:0 0 14px;letter-spacing:-1px}
.cta-band p{color:#d7bbc5;max-width:540px;margin:0 auto 28px;line-height:1.6}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* Botones fijos: WhatsApp y llamada ------------------------ */
.fab{position:fixed;bottom:16px;z-index:40;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:0 8px 26px rgba(0,0,0,.28);text-decoration:none;transition:transform .2s ease}
.fab:hover{transform:scale(1.07)}
.fab--wa{right:16px;background:#25d366;color:#fff}
.fab--call{left:16px;background:var(--wine);color:#fff}
.fab svg{width:28px;height:28px}
.fab--call svg{width:25px;height:25px;stroke:#fff;fill:none;stroke-width:2}

/* Páginas legales ------------------------------------------ */
.legal{max-width:760px;margin:0 auto;padding:56px 6vw 84px}
.legal h1{font-family:Georgia,serif;font-weight:400;font-size:clamp(34px,5vw,50px);letter-spacing:-1px;margin:0 0 8px}
.legal .date{color:var(--muted);font-size:13px;margin:0 0 34px}
.legal h2{font-family:Georgia,serif;font-weight:400;font-size:25px;color:var(--wine);margin:32px 0 12px}
.legal p{color:var(--muted);line-height:1.75;margin:0 0 14px}
.legal a{color:var(--wine);font-weight:700}
.legal ul{margin:0 0 16px;padding:0;list-style:none}
.legal li{position:relative;padding:9px 0 9px 20px;border-bottom:1px solid var(--line);color:var(--muted);line-height:1.6}
.legal li:last-child{border:0}
.legal li::before{content:"";position:absolute;left:0;top:17px;width:7px;height:7px;background:var(--rose);border-radius:50%}
.legal .box{background:#fff;border:1px solid var(--line);border-left:4px solid var(--rose);padding:18px 20px;margin:0 0 28px;border-radius:6px}
.legal .box p{margin:0}
.legal table{width:100%;border-collapse:collapse;margin:0 0 18px;font-size:14px}
.legal th,.legal td{text-align:left;padding:11px 12px;border:1px solid var(--line);vertical-align:top;color:var(--muted)}
.legal th{background:var(--cream);color:var(--wine)}
.legal .back{display:inline-block;margin-top:30px;color:var(--wine);font-weight:800;text-decoration:none;border-bottom:2px solid var(--rose);padding-bottom:2px}

@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}

/* =========================================================
   3. RESPONSIVE AMPLIADO
   ========================================================= */
@media(max-width:1024px){
	.cards{grid-template-columns:repeat(2,1fr)}
	.towns{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:850px){
	.split{grid-template-columns:1fr;gap:34px}
	.split__media{order:-1}
	.reviews{grid-template-columns:1fr}
	.section{padding:60px 6vw}
}
@media(max-width:540px){
	.section{padding:48px 20px}
	.section h2.sec-title{font-size:29px}
	.cards{grid-template-columns:1fr;gap:12px}
	.towns{grid-template-columns:1fr 1fr;gap:10px}
	.town b{font-size:18px}
	.split__media img{box-shadow:8px 8px 0 #dfcfd0}
	.faq-item summary{padding:16px 17px}
	.faq-item div{padding:0 17px 17px}
	.cta-band{padding:48px 22px}
	.cta-actions{flex-direction:column}
	.cta-actions .btn{width:100%}
	.savings .num{min-width:54px;height:42px;padding:0 12px;font-size:15px}
	.legal{padding:40px 20px 60px}
	/* Los FAB no tapan el banner de cookies (que en móvil es a lo ancho) */
	.fab{width:52px;height:52px}
}
@media(max-width:360px){
	.intro h1{font-size:40px}
	.study{padding:20px 13px}
}

/* ---------- 4. HEADER CTA + ANIMACIONES DE ENTRADA ---------- */
.head-cta{font-size:13px;padding:11px 18px;min-height:0;white-space:nowrap}
@media(max-width:680px){.head-cta{display:none}}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .55s ease}
.reveal.in{opacity:1;transform:none}
.savings li.reveal{transition-delay:.05s}