/* Servicios por marca: contenido editorial y catálogo. */
.tc-brand-service .tcx-answer{margin-top:20px;padding:20px 24px;border-left:4px solid #0a835b;background:#eef7f1;border-radius:0 15px 15px 0;max-width:900px}
.tc-brand-service .tcx-answer p{margin:0;color:#193e30;line-height:1.7}
.tc-brand-service .tcx-symptom-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:27px}
.tc-brand-service .tcx-symptom{background:#fff;border:1px solid #d4e5db;border-radius:20px;padding:25px;min-width:0}
.tc-brand-service .tcx-symptom h3{font-size:1.15rem;line-height:1.32;color:#103d2f;margin:15px 0 10px}
.tc-brand-service .tcx-symptom p{font-size:.98rem;line-height:1.65;margin:0}
.tc-brand-service .tcx-symptom svg{height:40px;width:40px}
.tc-brand-service .tc-brand-focus .tcx-authority{margin-top:18px;color:#c6edd6;font-weight:700;text-underline-offset:4px}
.tc-brand-service .tcx-decision-intro{max-width:900px}
.tc-brand-service .tcx-decision-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:24px}
.tc-brand-service .tcx-decision{padding:clamp(26px,3vw,38px);border-radius:22px;background:#ecf6ef;border:1px solid #cfe3d5}
.tc-brand-service .tcx-decision.tcx-replace{background:#fff;border-color:#cfded5}
.tc-brand-service .tcx-decision-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.tc-brand-service .tcx-decision-head svg{width:45px;height:45px}
.tc-brand-service .tcx-decision h3{margin:0;font-size:1.4rem;line-height:1.2;color:#103d2f}
.tc-brand-service .tcx-decision p{margin:0 0 16px;line-height:1.65}
.tc-brand-service .tcx-decision ul,.tc-brand-service .tcx-scope ul{margin:0;padding-left:1.25em;color:#344c43;line-height:1.7}
.tc-brand-service .tcx-decision li+li,.tc-brand-service .tcx-scope li+li{margin-top:7px}
.tc-brand-service .tcx-decision-link{display:inline-flex;margin-top:19px;color:#087d58;font-weight:800;text-underline-offset:4px;min-height:35px;align-items:center}
.tc-brand-service .tcx-scope{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:22px}
.tc-brand-service .tcx-scope>article{border:1px solid #d5e5db;background:#f7faf8;border-radius:18px;padding:25px}
.tc-brand-service .tcx-scope h3{margin:0 0 10px;font-size:1.14rem;color:#103d2f}
.tc-brand-service .tcx-scope p{font-size:.98rem;margin:0 0 10px}
.tc-brand-service .tcx-guide-links{display:flex;flex-wrap:wrap;gap:8px 26px}
.tc-brand-service .tcx-catalog-section{padding:66px 0;scroll-margin-top:150px}
.tc-brand-service .tcx-catalog-head{max-width:850px}
.tc-brand-service .tcx-catalog-head h2{margin-bottom:12px}
.tc-brand-service .tcx-catalog-head p{margin:0}
.tc-brand-service .tcx-family-list{display:grid;gap:12px;margin:28px 0 0}
.tc-brand-service .tcx-family-list>details{border:1px solid #d0e3d7;border-radius:20px;overflow:clip;background:#fff}
.tc-brand-service .tcx-family-list>details[open]{background:#f1f8f3}
.tc-brand-service .tcx-family-list>details>summary{display:grid;grid-template-columns:70px minmax(0,1fr) 36px;align-items:center;gap:18px;padding:16px 20px;list-style:none;cursor:pointer;color:#103d2f;font:inherit}
.tc-brand-service .tcx-family-list>details>summary::-webkit-details-marker{display:none}
.tc-brand-service .tcx-family-list>details>summary:after{content:'+';display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#e4f1e8;color:#087d58;font:700 24px/1 'TC Barlow',sans-serif}
.tc-brand-service .tcx-family-list>details>summary[aria-expanded=true]:after,.tc-brand-service .tcx-family-list>details[open]>summary:after{content:'−';background:#0d4b39;color:#fff}
.tc-brand-service .tcx-family-preview{width:70px;height:70px;display:grid;place-items:center;background:#fff;border-radius:13px;border:1px solid #e0ede4;overflow:hidden}
.tc-brand-service .tcx-family-preview img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}
.tc-brand-service .tcx-family-title{display:block;font-size:1.2rem;line-height:1.2;font-weight:800}
.tc-brand-service .tcx-family-subtitle{display:block;margin-top:6px;color:#547063;font-size:.88rem;font-weight:500;line-height:1.35}
.tc-brand-service .tcx-family-body{padding:2px 20px 20px}
.tc-brand-service .tcx-category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.tc-brand-service .tcx-category{min-width:0;background:#fff;border:1px solid #dcebe1;border-radius:15px;padding:16px;display:flex;flex-direction:column;gap:10px}
.tc-brand-service .tcx-category h3{margin:0;color:#103d2f;font-size:1.05rem;line-height:1.25}
.tc-brand-service .tcx-category h3 a{color:inherit;text-decoration:underline;text-decoration-color:#a9cdb5;text-underline-offset:3px}
.tc-brand-service .tcx-category h3 a:hover{text-decoration:underline;text-underline-offset:3px}
.tc-brand-service .tcx-category-example{display:grid;grid-template-columns:104px minmax(0,1fr);align-items:center;gap:14px;min-width:0;color:#173d30;text-decoration:none}
.tc-brand-service .tcx-category-example img{width:104px;height:104px;object-fit:contain;mix-blend-mode:multiply;background:#f6f9f7;border-radius:11px}
.tc-brand-service .tcx-category-example strong{display:block;color:#173d30;font-size:.92rem;line-height:1.32;overflow-wrap:anywhere}
.tc-brand-service .tcx-category-example strong+span{display:inline-block;margin-top:7px;color:#087d58;text-decoration:underline;text-underline-offset:3px;font-size:.83rem;font-weight:800}
.tc-brand-service .tcx-category-link{color:#087d58;font-size:.87rem;line-height:1.3;font-weight:750;text-underline-offset:4px;margin-top:auto;align-self:start;min-height:36px;display:inline-flex;align-items:center}
.tc-brand-service .tcx-catalog-footer{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px 24px}
.tc-brand-service .tcx-text-link{display:inline-flex;align-items:center;min-height:42px;font-weight:750;color:#087d58;text-underline-offset:4px}
.tc-brand-service .tcx-empty{margin-top:24px;border:1px solid #d5e5db;background:#f4f9f5;border-radius:18px;padding:24px}
.tc-brand-service .tcx-empty p{margin:0}
.tc-brand-service .tcx-boiler-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:16px;margin:26px 0 0}
.tc-brand-service .tcx-boiler{min-width:0;overflow:hidden;border:1px solid #d2e4d8;background:#fff;border-radius:20px;display:flex;flex-direction:column}
.tc-brand-service .tcx-boiler-link{display:grid;grid-template-columns:minmax(160px,.7fr) minmax(0,1fr);align-items:center;gap:22px;padding:20px;color:#103d2f;text-decoration:none;flex:1}
.tc-brand-service .tcx-boiler-media{display:block;position:relative;min-width:0;height:230px;border-radius:14px;background:#eff6f1;overflow:hidden}
.tc-brand-service .tcx-boiler-media img{display:block;position:absolute;inset:0;width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}
.tc-brand-service .tcx-boiler-brand{display:block;color:#087d58;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.tc-brand-service .tcx-boiler-link h3{margin:9px 0 15px;color:#103d2f;font-size:1.2rem;line-height:1.24;overflow-wrap:anywhere}
.tc-brand-service .tcx-boiler-action{display:inline-flex;align-items:center;min-height:38px;color:#087d58;font-size:.91rem;font-weight:800;text-decoration:underline;text-underline-offset:4px}
.tc-brand-service .tcx-boiler-spec{margin:0 20px 18px;border:1px solid #dbe9df!important;border-radius:12px!important;background:#f7faf8!important}
.tc-brand-service .tcx-boiler-spec>summary{display:flex;align-items:center;gap:10px;padding:13px 15px!important;color:#164837;font:700 .94rem/1.3 'TC Barlow',sans-serif!important;list-style:none;cursor:pointer}
.tc-brand-service .tcx-boiler-spec>summary::-webkit-details-marker{display:none}
.tc-brand-service .tcx-boiler-spec>summary:after{content:'+';margin-left:auto;color:#087d58;font-size:21px;line-height:1}
.tc-brand-service .tcx-boiler-spec>summary[aria-expanded=true]:after,.tc-brand-service .tcx-boiler-spec[open]>summary:after{content:'−'}
.tc-brand-service .tcx-boiler-spec dl{margin:0;padding:0 15px 15px;color:#496156;font-size:.86rem;line-height:1.4}
.tc-brand-service .tcx-boiler-spec dl>div+div{border-top:1px solid #dfebe3;margin-top:8px;padding-top:8px}
.tc-brand-service .tcx-boiler-spec dd{margin:2px 0 0;font-weight:800;color:#123e2e}
.tc-brand-service .tcx-family-list summary:focus-visible,.tc-brand-service .tcx-boiler-spec summary:focus-visible,.tc-brand-service .tcx-category h3 a:focus-visible,.tc-brand-service .tcx-category-example:focus-visible,.tc-brand-service .tcx-category-link:focus-visible,.tc-brand-service .tcx-boiler-link:focus-visible,.tc-brand-service .tcx-text-link:focus-visible{outline:3px solid #087d58;outline-offset:3px}
@media(hover:hover) and (pointer:fine){.tc-brand-service .tcx-category-example:hover strong,.tc-brand-service .tcx-boiler-link:hover h3{text-decoration:underline;text-underline-offset:3px}.tc-brand-service .tcx-family-list summary:hover{background:#eaf5ed}}
@media(min-width:800px){.tc-brand-service .tca-index{grid-template-columns:repeat(6,minmax(0,1fr))}}
@media(min-width:651px) and (max-width:950px){.tc-brand-service .tca-index{display:flex;flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;scrollbar-width:thin}.tc-brand-service .tca-index a{display:flex;flex-direction:row;flex:0 0 auto;align-items:center;gap:8px;min-height:48px;padding:10px 15px;scroll-snap-align:start}}
@media(max-width:800px){.tc-brand-service .tcx-symptom-list,.tc-brand-service .tcx-decision-grid,.tc-brand-service .tcx-scope{grid-template-columns:1fr}.tc-brand-service .tcx-catalog-section{padding:48px 0}.tc-brand-service .tcx-boiler-link{grid-template-columns:1fr;gap:14px}.tc-brand-service .tcx-boiler-media{height:190px}}
@media(max-width:650px){.tc-brand-service .tcx-decision{padding:24px}.tc-brand-service .tcx-answer{padding:17px 19px}.tc-brand-service .tcx-category-grid,.tc-brand-service .tcx-boiler-grid{grid-template-columns:1fr}.tc-brand-service .tcx-family-list>details>summary{grid-template-columns:54px minmax(0,1fr) 32px;gap:12px;padding:14px}.tc-brand-service .tcx-family-preview{width:54px;height:54px}.tc-brand-service .tcx-family-list>details>summary:after{width:32px;height:32px}.tc-brand-service .tcx-family-title{font-size:1.05rem}.tc-brand-service .tcx-family-subtitle{font-size:.8rem}.tc-brand-service .tcx-family-body{padding:2px 12px 12px}.tc-brand-service .tcx-category-example{grid-template-columns:88px minmax(0,1fr)}.tc-brand-service .tcx-category-example img{width:88px;height:88px}.tc-brand-service .tcx-boiler-link{grid-template-columns:115px minmax(0,1fr);gap:15px;padding:15px}.tc-brand-service .tcx-boiler-media{height:164px}.tc-brand-service .tcx-boiler-link h3{font-size:1rem}.tc-brand-service .tcx-boiler-spec{margin:0 15px 15px}}

/* Escaparate de calderas por marca. El desplazamiento nativo sigue disponible sin JS. */
.tc-brand-service .tcx-boiler-grid{display:flex;align-items:stretch;gap:16px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#83b49a #e6f0e9;padding:2px 2px 14px;margin:26px 0 0;touch-action:pan-x pan-y}
.tc-brand-service .tcx-boiler-grid:focus-visible{outline:3px solid #087d58;outline-offset:4px;border-radius:16px}
.tc-brand-service .tcx-boiler{flex:0 0 54%;scroll-snap-align:start;min-width:0}
.tc-brand-service .tcx-boiler-link{grid-template-columns:1fr;gap:15px;align-content:start;padding:19px}
.tc-brand-service .tcx-boiler-media{height:320px;background:#f1f7f2}
.tc-brand-service .tcx-boiler-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.tc-brand-service .tcx-boiler-link h3{font-size:1.08rem;margin:8px 0 10px}
.tc-brand-service .tcx-boiler-grid.is-dragging{cursor:grabbing;scroll-snap-type:none;user-select:none}
.tc-brand-service .tcx-boiler-grid.is-dragging *{user-select:none}
@media(max-width:800px){.tc-brand-service .tcx-boiler{flex-basis:70%}.tc-brand-service .tcx-boiler-media{height:285px}}
@media(max-width:600px){.tc-brand-service .tcx-boiler{flex-basis:86%}.tc-brand-service .tcx-boiler-link{grid-template-columns:1fr;padding:15px}.tc-brand-service .tcx-boiler-media{height:260px}.tc-brand-service .tcx-boiler-link h3{font-size:1.05rem}}
/* Páginas de selección por categoría y marca. */
.tc-parts-hub{color:#183e30;background:#fff}
.tc-parts-hub *{box-sizing:border-box}
.tc-parts-hub .tch-wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.tc-parts-hub .tch-breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:21px 0;color:#557064;font-size:.85rem}
.tc-parts-hub a{color:#087c58;text-underline-offset:4px}
.tc-parts-hub .tch-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.9fr);background:#103e2f;color:white;border-radius:26px;overflow:hidden}
.tc-parts-hub .tch-hero-copy{padding:clamp(28px,4.5vw,60px);display:flex;flex-direction:column;justify-content:center}
.tc-parts-hub .tch-kicker{color:#b9e9c8;font-size:.78rem;letter-spacing:.1em;font-weight:800;text-transform:uppercase}
.tc-parts-hub h1{color:#fff;font-size:clamp(2rem,4vw,3.4rem);line-height:1.04;letter-spacing:-.035em;margin:16px 0}
.tc-parts-hub .tch-hero-copy p{color:#e1eee5;font-size:1.08rem;line-height:1.62;max-width:48ch;margin:0}
.tc-parts-hub .tch-hero-media{min-height:345px}
.tc-parts-hub .tch-hero-media img{display:block;width:100%;height:100%;min-height:345px;object-fit:cover}
.tc-parts-hub .tch-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.tc-parts-hub .tch-hero-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border-radius:10px;background:#fff;color:#104331;font-weight:800;text-decoration:none}
.tc-parts-hub .tch-hero-actions a+ a{background:transparent;border:1px solid #8bb99e;color:#fff}
.tc-parts-hub .tch-section{padding:clamp(44px,6vw,74px) 0;scroll-margin-top:120px}
.tc-parts-hub .tch-section+.tch-section{border-top:1px solid #e1ebe4}
.tc-parts-hub h2{color:#103e2f;font-size:clamp(1.65rem,3vw,2.3rem);line-height:1.13;margin:0 0 12px;letter-spacing:-.025em}
.tc-parts-hub .tch-intro{color:#4d675b;max-width:70ch;margin:0 0 28px}
.tc-parts-hub .tch-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.tc-parts-hub .tch-card{min-width:0;border:1px solid #dbe9df;border-radius:20px;background:#fff;overflow:hidden;display:flex}
.tc-parts-hub .tch-card>a{display:flex;flex-direction:column;min-width:0;width:100%;padding:16px;color:#173d30;text-decoration:none}
.tc-parts-hub .tch-card-image{height:210px;display:grid;place-items:center;background:#f5f9f6;border-radius:13px;overflow:hidden}
.tc-parts-hub .tch-card-image img{display:block;width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}
.tc-parts-hub .tch-card h3{font-size:1.04rem;line-height:1.34;color:#173d30;margin:17px 0 12px;overflow-wrap:anywhere}
.tc-parts-hub .tch-card strong{margin-top:auto;font-size:.9rem;color:#087c58;text-decoration:underline;text-underline-offset:4px}
.tc-parts-hub .tch-card a:hover h3{text-decoration:underline;text-underline-offset:3px}
.tc-parts-hub .tch-note{margin-top:20px;color:#51695e;font-size:.93rem}
.tc-parts-hub .tch-context{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.tc-parts-hub .tch-info{padding:28px;border-radius:19px;background:#eef7f1;border:1px solid #d8e9dd}
.tc-parts-hub .tch-info h3{color:#103e2f;margin:0 0 10px;font-size:1.2rem}
.tc-parts-hub .tch-info p{margin:0;color:#345649;line-height:1.65}
.tc-parts-hub .tch-faq{display:grid;gap:10px}
.tc-parts-hub .tch-faq details{border:1px solid #dbe9df;border-radius:15px;background:white;overflow:hidden}
.tc-parts-hub .tch-faq summary{padding:18px 20px;display:flex;gap:12px;justify-content:space-between;align-items:center;font-weight:800;color:#103e2f;cursor:pointer;list-style:none}
.tc-parts-hub .tch-faq summary::-webkit-details-marker{display:none}
.tc-parts-hub .tch-faq summary:after{content:'+';font-size:1.4rem;color:#087c58}
.tc-parts-hub .tch-faq details[open] summary:after{content:'−'}
.tc-parts-hub .tch-faq details>div{padding:0 20px 19px;line-height:1.65;color:#415f51}
.tc-parts-hub .tch-faq p{margin:0}
.tc-parts-hub .tch-links{display:flex;gap:12px 24px;flex-wrap:wrap;margin-top:20px;font-weight:750}
.tc-parts-hub a:focus-visible,.tc-parts-hub summary:focus-visible{outline:3px solid #087d58;outline-offset:3px}
@media(max-width:800px){.tc-parts-hub .tch-hero{grid-template-columns:1fr}.tc-parts-hub .tch-hero-media{min-height:220px;max-height:330px}.tc-parts-hub .tch-hero-media img{min-height:220px;height:100%;max-height:330px}.tc-parts-hub .tch-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:550px){.tc-parts-hub .tch-wrap{width:calc(100% - 28px)}.tc-parts-hub .tch-hero{border-radius:20px}.tc-parts-hub .tch-hero-copy{padding:27px 23px}.tc-parts-hub .tch-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.tc-parts-hub .tch-card>a{padding:10px}.tc-parts-hub .tch-card-image{height:145px}.tc-parts-hub .tch-card h3{font-size:.9rem}.tc-parts-hub .tch-context{grid-template-columns:1fr}.tc-parts-hub .tch-info{padding:22px}}