.cir-app{--accent:#d32f2f;--ink:#192b3b;font-family:Montserrat,system-ui,sans-serif;color:var(--ink);max-width:1600px;margin:auto;padding:24px}.cir-app *{box-sizing:border-box}.cir-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.cir-heading h1{font-size:clamp(26px,3vw,38px);font-weight:750;margin:8px 0}.cir-heading small{letter-spacing:.15em;color:#65778a}.cir-app p{color:#526477;line-height:1.6}.cir-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:12px 0}.cir-app button,.cir-button{border:1px solid #cdd6df;border-radius:8px;padding:10px 13px;background:white;color:#24394d;font:inherit;font-size:13px;cursor:pointer;text-decoration:none}.cir-app button:hover,.cir-button:hover{background:#edf2f6}.cir-app button:focus-visible,.cir-app input:focus-visible,.cir-app select:focus-visible{outline:3px solid #549bd1;outline-offset:2px}.cir-app .cir-primary{background:var(--accent);border-color:var(--accent);color:white}.cir-fields{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:16px;margin:16px 0}.cir-app label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:600}.cir-app input:not([type=checkbox]),.cir-app select,.cir-app textarea{width:100%;padding:10px;border:1px solid #cbd5df;border-radius:7px;background:white;color:#24394d;font:inherit}.cir-app textarea{resize:vertical}.cir-app .cir-check{flex-direction:row;align-items:center}.cir-workspace{display:grid;grid-template-columns:175px minmax(0,1fr) 230px;gap:16px;margin:22px 0}.cir-palette,.cir-properties{border:1px solid #dce3ea;border-radius:12px;padding:16px;background:#f8fafc}.cir-app h2{font-size:17px;margin:0 0 15px}.cir-palette button{width:100%;text-align:left;margin-bottom:8px}.cir-palette p,.cir-properties p{font-size:12px}.cir-properties label{margin:12px 0}.cir-board-wrap{min-width:0;border:1px solid #dce3ea;border-radius:12px;padding:12px;background:white}.cir-scroll{overflow:auto;max-height:650px;border-radius:8px;background:#f1f5f8;background-image:radial-gradient(#cad5df 1px,transparent 1px);background-size:20px 20px}#cir-board{width:100%;min-width:620px;display:block;touch-action:none}.cir-node{cursor:grab}.cir-terminal{cursor:crosshair}.cir-wire{cursor:pointer}.cir-bottom{grid-template-columns:1fr 1fr 1fr}#cir-status{border-left:3px solid #d32f2f;background:#fff7f1;padding:12px 16px;font-size:13px}.cir-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.cir-card{border:1px solid #dce3ea;border-radius:12px;padding:24px;background:white}.cir-badge{display:inline-block;background:#e6f3ec;color:#216944;padding:5px 9px;font-size:12px;border-radius:6px}.cir-description{white-space:pre-wrap;line-height:1.8}.cir-app table{width:100%;border-collapse:collapse}.cir-app td,.cir-app th{border-bottom:1px solid #dce3ea;padding:12px;text-align:left}.cir-app ol li{padding:7px}.cir-properties button{margin:4px}.cir-static{width:100%;height:auto}.cir-app [hidden]{display:none!important}@media(max-width:1050px){.cir-workspace{grid-template-columns:145px minmax(0,1fr)}.cir-properties{grid-column:1/-1}.cir-fields{grid-template-columns:1fr 1fr}}@media(max-width:600px){.cir-app{padding:14px}.cir-heading{align-items:flex-start;flex-direction:column}.cir-workspace{display:flex;flex-direction:column}.cir-palette{display:flex;gap:8px;flex-wrap:wrap}.cir-palette h2{width:100%}.cir-palette button{width:auto}.cir-palette p{width:100%}.cir-fields{grid-template-columns:1fr}.cir-toolbar button{min-height:44px}.cir-app table{font-size:12px}.cir-app td{padding:8px}}@media print{body *{visibility:hidden}.cir-app,.cir-app *{visibility:visible}.cir-app{position:absolute;left:0;top:0;width:100%;padding:0}.cir-toolbar,.cir-palette,.cir-properties,.cir-heading a,#cir-status{display:none!important}.cir-workspace{display:block}.cir-scroll{overflow:visible;max-height:none}#cir-board{width:100%!important;min-width:0}.cir-fields{break-inside:avoid}.cir-app details{display:block}}

.cir-wire-colors{display:grid;grid-template-columns:1fr 1fr;gap:4px;width:100%}.cir-wire-colors button{padding:8px 3px;font-size:11px}.cir-wire-colors button[aria-pressed=true]{outline:2px solid #4788b4}.cir-reading .cir-workspace{grid-template-columns:1fr}.cir-reading .cir-palette,.cir-reading .cir-properties,.cir-reading .cir-fields,.cir-reading .cir-wide,.cir-reading #cir-new,.cir-reading #cir-duplicate,.cir-reading #cir-demo,.cir-reading #cir-save{display:none!important}

/* SOUNDTEK CIRCUITOS · edición de categorías y fotografías */
.cir-category-editor{border:1px solid #d8e0e8;border-radius:13px;background:#fff;margin:18px 0;padding:0 19px;box-shadow:0 2px 9px #1d364509}
.cir-category-editor>summary{cursor:pointer;padding:16px 4px;color:#253a4c;font-size:14px}
.cir-category-editor>summary strong{color:#d32f2f}
.cir-category-admin-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(240px,.48fr);gap:24px;padding:8px 0 22px}
.cir-category-admin-form{display:grid;gap:12px}
.cir-category-admin-row{display:grid;grid-template-columns:150px 1fr;gap:16px;align-items:center}
.cir-category-admin-row .cir-check{padding-top:15px}
.cir-category-preview{padding:11px;background:#f3f5f7;border-radius:12px;align-self:start;border:1px solid #e3e9ef}
.cir-category-preview img{display:block;width:100%;aspect-ratio:2.4/1;object-fit:cover;border-radius:9px;background:linear-gradient(120deg,#202e3c,#a8282e)}
.cir-category-preview p{font-size:12px;margin-bottom:0}
.cir-cat-message{font-size:12px;border-left:3px solid #d32f2f;padding:8px 11px;background:#fff8f4}

/* Biblioteca pública profesional */
.cir-public{max-width:1680px;padding:0 18px 35px;background:#f3f6f9;--cir-dark:#101418;--cir-red:#d32f2f}
.cir-public-hero{position:relative;isolation:isolate;overflow:hidden;background:#0c0d0f;min-height:170px;display:flex;align-items:center;padding:28px 38px;border-radius:0;color:#fff}
.cir-public-hero:before{content:"";position:absolute;inset:0 0 0 41%;background-image:linear-gradient(90deg,#0c0d0f 2%,rgba(12,13,15,.14) 40%,rgba(12,13,15,.1)),var(--cir-hero);background-size:cover;background-position:center right;z-index:-1}
.cir-public-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,#0c0d0f 9%,rgba(12,13,15,.95) 39%,transparent 85%)}
.cir-public-hero-copy{position:relative;max-width:1020px}
.cir-public-hero h1{color:#fff;margin:6px 0;font-weight:800;font-size:clamp(27px,3.2vw,46px);line-height:1.2;letter-spacing:-.035em}
.cir-public-hero p{color:#f4f4f4;font-size:15px;margin:8px 0;max-width:700px}
.cir-eyebrow{font-size:10px;color:#fa8181;letter-spacing:.15em;font-weight:800}
.cir-circuit-icon{display:inline-flex;align-items:center;justify-content:center;width:54px;height:54px;margin-right:11px;background:#bb1520;border-radius:10px;vertical-align:middle;color:white;font-weight:500}
.cir-categories{background:#111316;color:white;padding:18px 18px 22px;margin:0 -1px}
.cir-categories h2,.cir-public-search-row h2{font-size:21px;font-weight:800;margin:0 0 14px;color:inherit;letter-spacing:-.02em}
.cir-categories h2:before,.cir-public-search-row h2:before,.cir-reference-panel h2:before{content:"";display:inline-block;width:4px;height:20px;margin-right:10px;background:#e1252b;vertical-align:-4px}
.cir-categories-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px}
.cir-category-card{display:flex;flex-direction:column;min-width:0;color:#fff;text-decoration:none;overflow:hidden;border:1px solid #7a8085;background:#222;box-shadow:0 2px 8px #0006;border-radius:10px;transition:transform .16s,border-color .16s,box-shadow .16s}
.cir-category-card:hover,.cir-category-card.is-active{color:white;text-decoration:none;transform:translateY(-2px);border-color:#f2373d;box-shadow:0 3px 16px #b52a2a70}
.cir-category-card img{width:100%;aspect-ratio:2.15/1;object-fit:cover;background:#2c333a;display:block;filter:contrast(1.03) saturate(1.04)}
.cir-category-card-label{display:flex;flex-direction:column;align-items:center;text-align:center;justify-content:center;gap:2px;min-height:58px;padding:9px 6px;background:linear-gradient(180deg,#252525,#121212)}
.cir-category-card-label strong{font-size:12px;font-weight:700;line-height:1.25}
.cir-category-card-label small{font-size:10px;color:#adb7c0;line-height:1.1}
.cir-public-search-row{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;background:#fff;padding:22px 24px 10px;border-bottom:1px solid #dfe6eb}
.cir-public-search-row h2{margin-bottom:0;font-size:19px;color:#182a39}
.cir-public-search{display:flex;flex:0 1 490px;gap:7px;align-items:center;margin:0}
.cir-public-search input{min-width:0;flex:1;box-shadow:none;border:1px solid #d2dbe3;border-radius:8px;padding:11px;font-size:13px}
.cir-public .cir-public-search button{background:#d32f2f;border-color:#bd2020;color:white}
.cir-link-muted{font-size:12px;color:#5f7489}
.cir-public-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;background:#fff;padding:16px 24px 26px;border-radius:0 0 14px 14px}
.cir-public-list-item{display:flex;align-items:center;gap:14px;min-width:0;border:1px solid #e0e6eb;border-radius:11px;background:#fff;padding:14px;text-decoration:none;color:#192a37;transition:box-shadow .16s,border-color .16s}
.cir-public-list-item:hover{text-decoration:none;color:#192a37;border-color:#d32f2f;box-shadow:0 4px 13px #142a3716}
.cir-list-photo{flex:0 0 94px;height:91px;background:linear-gradient(145deg,#eff4f7,#d7e0e6);border-radius:7px;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#a12730}
.cir-list-photo>span{font-size:45px;line-height:1}
.cir-list-photo small{font-size:9px;color:#526477}
.cir-list-copy{min-width:0;display:flex;flex-direction:column;gap:5px;font-size:12px;color:#667786;line-height:1.3}
.cir-list-copy strong{font-size:15px;font-weight:750;line-height:1.3;color:#172a3a}
.cir-list-copy small{color:#425d75;font-size:10px}
.cir-list-kicker{font-weight:650;color:#8c9cad;font-size:10px}
.cir-list-ok{color:#25865c;font-weight:750;white-space:nowrap}
.cir-list-arrow{font-size:27px;color:#a3adb6;margin-left:auto}
.cir-public-empty{grid-column:1/-1;text-align:center;max-width:520px;margin:35px auto 45px}
.cir-public-empty h3{font-size:18px}
.cir-public-empty p{font-size:14px}
.cir-public-breadcrumb{display:flex;align-items:center;gap:12px;padding:14px 10px;font-size:12px;color:#61788e}
.cir-public-breadcrumb a{color:#496781}
.cir-detail-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;padding:19px 24px;background:#11171c;color:#fff;border-radius:12px}
.cir-detail-heading h1{color:#fff;font-size:clamp(21px,2.2vw,29px);margin:7px 0;font-weight:800}
.cir-detail-heading p{color:#d7e0e7;font-size:12px;margin:0}
.cir-detail-actions{display:flex;gap:7px;flex-shrink:0}
.cir-detail-actions button{background:#fff;color:#1d3040;border-color:#e5e5e5}
.cir-detail-layout{display:grid;grid-template-columns:240px minmax(0,1fr) 220px;gap:12px;align-items:start}
.cir-detail-list,.cir-reference-panel{min-width:0;border:1px solid #d7dfe6;border-radius:12px;background:#fff;overflow:hidden}
.cir-detail-list h2,.cir-reference-panel h2{padding:16px 13px;margin:0;font-size:16px;font-weight:800;color:#182a3a;border-bottom:1px solid #e4ebf1}
.cir-detail-list-item{display:flex;align-items:center;gap:8px;padding:10px 8px;border-bottom:1px solid #e5ebf0;text-decoration:none;color:#253747;min-width:0}
.cir-detail-list-item.selected{background:linear-gradient(100deg,#b51a20,#da2a32);color:#fff}
.cir-detail-list-item:hover{background:#f2f5f8;color:#172c3f;text-decoration:none}
.cir-detail-list-item.selected:hover{background:#b51a20;color:white}
.cir-detail-list-item .cir-detail-list-mini{display:flex;align-items:center;justify-content:center;background:#f1f4f6;border:1px solid #dce6ed;border-radius:8px;width:43px;height:47px;font-size:25px;color:#bd3035;flex-shrink:0}
.cir-detail-list-item strong{font-size:11px;line-height:1.25;display:block}
.cir-detail-list-item small{font-size:10px;opacity:.75;display:block;margin-top:3px}
.cir-detail-list-item b{margin-left:auto}
.cir-return{display:block;padding:13px;font-size:12px;color:#3c6887}
.cir-public .cir-board-wrap{box-shadow:0 2px 12px #22334413}
.cir-detail-board-heading{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:7px;padding:4px 5px 10px;border-bottom:1px solid #e9edf1}
.cir-detail-board-heading>strong{font-size:15px;color:#142a3a}
.cir-detail-board-heading .cir-toolbar{margin:0}
.cir-detail-board-heading button{font-size:11px;padding:8px 10px}
.cir-detail-step{font-size:12px;min-height:18px;margin:8px 6px}
.cir-public .cir-detail-status{margin:5px 6px 11px;font-size:11px;background:#eff5f8;color:#3c6079;padding:7px 10px;border-left:3px solid #d32f2f}
.cir-public .cir-scroll{max-height:670px;background-color:#fcfdfe;background-image:radial-gradient(#d6dce2 1px,transparent 1px);background-size:20px 20px}
.cir-public #cir-board{min-width:610px}
.cir-detail-hint{font-size:11px;color:#566b7b;padding:7px;margin:4px}
.cir-reference-item{display:grid;grid-template-columns:83px 1fr;align-items:center;gap:5px;min-height:95px;padding:10px 7px;border-bottom:1px solid #e6ebef}
.cir-reference-art svg{width:100%;max-height:91px;display:block}
.cir-reference-item strong{display:block;font-size:11px;font-weight:750;line-height:1.3}
.cir-reference-item small{display:block;font-size:10px;color:#586d80;line-height:1.45;margin-top:3px}
.cir-reference-foot{font-size:10px;padding:11px;margin:0}
.cir-guide-content{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:17px 0}
.cir-guide-card{min-width:0;padding:20px;border-radius:11px;background:#fff;border:1px solid #dde5eb}
.cir-guide-card h2{font-size:16px;font-weight:800;margin:0 0 14px;color:#1c2c3b}
.cir-guide-card .cir-description{font-size:13px}
.cir-table-scroll{overflow-x:auto}
.cir-terminal-list{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}
.cir-terminal-list span{padding:2px 6px;border-radius:4px;background:#eef4f8;color:#3b546a;font-size:10px}
.cir-solder-steps{padding-left:25px;font-size:12px}
.cir-solder-steps li{display:flex;align-items:baseline;gap:9px;border-bottom:1px solid #edf0f3;padding:9px 0}
.cir-solder-steps p{font-size:11px;margin:4px 0}
.cir-wire-swatch{display:inline-block;flex:0 0 16px;height:7px;background:var(--cir-wire);border-radius:5px;border:1px solid #d8d8d8}
.cir-sr-only{position:absolute;clip:rect(0,0,0,0);clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}
.cir-public .cir-solder{filter:drop-shadow(0 0 1px white)}
@media(max-width:1300px){.cir-categories-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.cir-detail-layout{grid-template-columns:210px minmax(0,1fr)}.cir-reference-panel{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.cir-reference-panel h2,.cir-reference-foot{grid-column:1/-1}.cir-reference-item{border-right:1px solid #edf1f5}.cir-guide-content{grid-template-columns:1fr 1fr}}
@media(max-width:830px){.cir-public-list{grid-template-columns:1fr}.cir-public-hero{min-height:160px;padding:24px}.cir-categories-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.cir-detail-layout{display:flex;flex-direction:column}.cir-detail-board{order:0;width:100%}.cir-detail-list{order:1;width:100%}.cir-reference-panel{order:2;display:grid;width:100%;grid-template-columns:repeat(2,minmax(0,1fr))}.cir-detail-heading{flex-wrap:wrap}.cir-guide-content{grid-template-columns:1fr}.cir-category-admin-grid{grid-template-columns:1fr}}
@media(max-width:550px){.cir-public{padding:0 9px 20px}.cir-public-hero{padding:20px 15px;min-height:155px}.cir-public-hero:before{left:25%;opacity:.53}.cir-public-hero h1{font-size:28px}.cir-public-hero p{font-size:12px}.cir-categories{padding:15px 9px}.cir-categories-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.cir-category-card-label{min-height:48px}.cir-category-card-label strong{font-size:11px}.cir-public-search-row{padding:16px 11px 10px;gap:9px}.cir-public-search{flex-basis:100%}.cir-public-list{padding:12px 7px}.cir-public-list-item{padding:9px;gap:8px}.cir-list-photo{flex-basis:64px;height:78px}.cir-list-copy strong{font-size:13px}.cir-list-kicker{font-size:9px}.cir-detail-heading{padding:16px}.cir-detail-board-heading .cir-toolbar{gap:5px}.cir-detail-board-heading button{font-size:11px;padding:7px}.cir-public .cir-board-wrap{padding:8px}.cir-reference-panel{grid-template-columns:1fr}.cir-category-admin-row{grid-template-columns:1fr}}
@media print{.cir-public{max-width:none;background:#fff;padding:0}.cir-public-hero,.cir-categories,.cir-public-search-row,.cir-public-list,.cir-public-breadcrumb,.cir-detail-actions,.cir-detail-list,.cir-reference-panel,.cir-detail-board-heading .cir-toolbar,.cir-detail-hint{display:none!important}.cir-detail-layout{display:block}.cir-detail-heading{background:#fff;color:#111;padding:0}.cir-detail-heading h1,.cir-detail-heading p{color:#111}.cir-guide-content{display:block}.cir-guide-card{break-inside:avoid;border:0}.cir-public #cir-board{min-width:0;width:100%}.cir-scroll{overflow:visible;max-height:none}}

.cir-list-photo svg{width:77px;height:67px;display:block}.cir-list-photo svg circle{stroke-width:1}.cir-detail-list-mini svg{width:42px;height:44px;display:block}

/* NOV 2026 · Página pública: categorías en una sola fila y circuito visible sin entrar al detalle */
.cir-public .cir-public-hero{min-height:94px;padding:12px 24px}
.cir-public .cir-public-hero-copy{display:flex;align-items:center;gap:20px;max-width:1020px}
.cir-public .cir-public-hero h1{font-size:clamp(22px,2.8vw,35px);white-space:nowrap;margin:0;line-height:1.1}
.cir-public .cir-circuit-icon{width:42px;height:42px;font-size:27px;margin-right:6px}
.cir-public .cir-public-hero p{border-left:1px solid #8a929a;padding-left:18px;margin:0;max-width:390px;font-size:12px;line-height:1.4}
.cir-public .cir-categories{padding:8px 16px 12px}
.cir-categories-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:7px}
.cir-public .cir-categories h2{font-size:16px;margin:0;line-height:1.2}
.cir-public .cir-categories h2:before{height:16px;vertical-align:-3px}
.cir-carousel-buttons{display:flex;gap:5px}
.cir-app .cir-carousel-arrow{color:#fff;border-color:#515a62;background:#282e34;border-radius:50%;width:29px;height:29px;padding:0;font-size:24px;line-height:20px;display:flex;justify-content:center;align-items:center}
.cir-app .cir-carousel-arrow:hover{color:#fff;background:#a91b22}
.cir-public .cir-categories-grid{display:flex;flex-wrap:nowrap;gap:10px;overflow-x:auto;overflow-y:hidden;scroll-behavior:smooth;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#555 #111;padding:2px 2px 7px;max-width:100%;grid-template-columns:none}
.cir-public .cir-category-card{flex:0 0 170px;width:170px;scroll-snap-align:start;border-radius:8px}
.cir-public .cir-category-card img{width:100%;height:61px;aspect-ratio:auto;object-fit:cover}
.cir-public .cir-category-card-label{min-height:38px;padding:4px 5px;gap:0}
.cir-public .cir-category-card-label strong{font-size:11px;line-height:1.15}
.cir-public .cir-category-card-label small{font-size:9px}
.cir-category-card-all{height:61px;display:flex;align-items:center;justify-content:center;font-size:36px;font-weight:800;background:radial-gradient(circle at 70% 30%,#ad2531,#221216 60%)}
.cir-home-layout{display:grid;grid-template-columns:245px minmax(0,1fr) 208px;gap:11px;padding:12px 0 0;align-items:start}
.cir-home-list,.cir-home-preview{min-width:0;background:#fff;border:1px solid #d7dfe6;border-radius:12px;box-shadow:0 2px 8px #142a3710;overflow:hidden}
.cir-home-list>h2{margin:0;padding:13px 12px 8px;font-size:16px;line-height:1.3;color:#172b3a}
.cir-home-list>h2:before{content:"";display:inline-block;width:4px;height:17px;background:#d32f2f;vertical-align:-3px;margin-right:8px}
.cir-home-search{display:flex;gap:4px;margin:0 10px 10px}
.cir-home-search input{min-width:0;flex:1;padding:8px 9px!important;font-size:12px!important;border:1px solid #d2dbe3;border-radius:7px}
.cir-app .cir-home-search button{flex:0 0 34px;padding:4px;background:#d32f2f;color:white;border-color:#c22028;font-size:22px}
.cir-home-items{max-height:605px;overflow-y:auto}
.cir-home-item{display:flex;align-items:center;gap:7px;padding:9px;border-top:1px solid #e6ebef;text-decoration:none;color:#213647;min-height:69px}
.cir-home-item:hover{background:#f4f7fa;text-decoration:none;color:#183448}
.cir-home-item.selected,.cir-home-item.selected:hover{background:linear-gradient(95deg,#ad1421,#df2530);color:white}
.cir-home-item-art{flex:0 0 52px;height:48px;border:1px solid #dbe4e9;border-radius:6px;background:#f2f6f8;display:flex;justify-content:center;align-items:center;color:#b62934;font-size:26px}
.cir-home-item-art svg{width:48px;height:45px;display:block}
.cir-home-item-copy{min-width:0;flex:1}
.cir-home-item-copy strong{display:block;font-size:11px;line-height:1.3;overflow-wrap:anywhere}
.cir-home-item-copy small{display:block;font-size:9px;line-height:1.3;margin-top:3px;opacity:.78}
.cir-home-item>span:last-child{font-size:20px;opacity:.8}
.cir-home-empty{padding:15px;font-size:12px;line-height:1.5;color:#667686}
.cir-home-empty a{display:block;margin-top:9px;color:#c52530}
.cir-home-preview-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px;border-bottom:1px solid #e5e9ed}
.cir-home-preview-head small{font-size:9px;color:#708397;letter-spacing:.1em;font-weight:700}
.cir-home-preview-head h2{font-size:15px;margin:4px 0 0;line-height:1.35;color:#142a3a}
.cir-preview-link{color:#ba2531;font-size:11px;font-weight:750;flex:0 0 auto;text-decoration:none}
.cir-preview-link:hover{color:#dc2531;text-decoration:underline}
.cir-home-diagram{min-height:360px;max-height:660px;overflow:auto;background-color:#fcfdfe;background-image:radial-gradient(#d4dce3 1px,transparent 1px);background-size:22px 22px}
.cir-home-diagram svg{display:block;width:100%;height:auto;min-width:600px}
.cir-home-no-diagram{min-height:390px;display:flex;justify-content:center;align-items:center;padding:25px;text-align:center;font-size:13px;color:#637789}
.cir-home-preview-note{font-size:10px!important;line-height:1.4!important;margin:0;padding:9px 13px;color:#526477}
.cir-home-reference .cir-reference-item{grid-template-columns:73px minmax(0,1fr);min-height:85px;padding:5px}
.cir-home-reference .cir-reference-panel h2{font-size:15px}
.cir-home-reference .cir-reference-item svg{max-height:76px}
.cir-home-reference .cir-reference-item small{font-size:9px}
@media(max-width:1190px){.cir-home-layout{grid-template-columns:220px minmax(0,1fr)}.cir-home-reference{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.cir-home-reference h2{grid-column:1/-1}}
@media(max-width:740px){.cir-public .cir-public-hero{padding:14px;min-height:88px}.cir-public .cir-public-hero-copy{display:block}.cir-public .cir-public-hero h1{font-size:24px;white-space:normal}.cir-public .cir-public-hero p{border:0;padding:0;font-size:11px;margin-top:4px}.cir-public .cir-category-card{flex-basis:146px;width:146px}.cir-home-layout{display:flex;flex-direction:column}.cir-home-preview{order:0;width:100%}.cir-home-list{order:1;width:100%}.cir-home-reference{order:2;width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.cir-home-diagram{max-height:455px}.cir-home-preview-head{flex-wrap:wrap}.cir-home-items{max-height:290px}}
@media(max-width:480px){.cir-public .cir-categories{padding:8px}.cir-public .cir-public-hero h1{font-size:21px}.cir-public .cir-circuit-icon{width:34px;height:34px;font-size:21px}.cir-public .cir-category-card{flex-basis:135px;width:135px}.cir-home-reference{grid-template-columns:1fr}.cir-home-diagram svg{min-width:550px}.cir-home-diagram{min-height:290px}.cir-home-preview-head h2{font-size:13px}}
@media print{.cir-home-list,.cir-home-reference,.cir-categories,.cir-public-hero,.cir-preview-link{display:none!important}.cir-home-layout{display:block}.cir-home-diagram{max-height:none;overflow:visible}.cir-home-diagram svg{min-width:0}.cir-home-preview{border:0;box-shadow:none}}

/* Contactos XLR frontales: el hotspot es el propio pin, sin lengüetas ficticias. */
.cir-terminal .cir-hotspot-halo{transition:stroke .15s ease,fill .15s ease;cursor:crosshair}
.cir-terminal:hover .cir-hotspot-halo,.cir-terminal:focus-within .cir-hotspot-halo{fill:#ffc92823;stroke:#ff9a17;stroke-width:3}
.cir-reference-art svg text{font-family:Montserrat,system-ui,sans-serif}

/* Diseñador SVG: biblioteca de piezas con terminales seleccionables. */
.cir-component-designer{border:1px solid #d4dce6;border-radius:13px;margin:16px 0;padding:0 18px;background:#fff}
.cir-component-designer>summary{cursor:pointer;padding:16px 5px;font-size:14px;color:#233548}
.cir-component-designer>summary strong{color:#d32f2f}
.cir-design-grid{display:grid;grid-template-columns:minmax(290px,1fr) minmax(280px,.92fr);gap:25px;padding:8px 0 23px}
.cir-design-form{display:grid;gap:12px}
.cir-design-form small{font-size:11px;color:#61758a;line-height:1.5}
.cir-design-form .cir-toolbar{align-items:center}
.cir-design-preview{border:1px solid #d9e2e9;border-radius:12px;background:#f8fafc;padding:16px}
.cir-design-preview h3{font-size:15px;margin:0 0 12px}
.cir-svg-canvas{width:100%;max-width:410px;margin:auto;height:410px;background-color:#fff;background-image:radial-gradient(#d0d7e1 1px,transparent 1px);background-size:13px 13px;border:1px solid #d4dfe8;border-radius:12px;overflow:auto;overscroll-behavior:contain}
#cir-library-preview{width:100%;height:auto;display:block;touch-action:manipulation;cursor:crosshair;min-width:100%}
#cir-library-points{padding-left:20px;font-size:12px;color:#40576b}
#cir-library-points li{padding:5px 2px}
#cir-library-points li.is-current{font-weight:800;color:#ba2024}
.cir-design-status{padding:9px 12px;border-left:3px solid #d32f2f;background:#fff7f2;font-size:12px;margin:0}
.cir-design-preview p{font-size:12px}
@media(max-width:800px){.cir-design-grid{grid-template-columns:minmax(0,1fr)}}
@media print{.cir-component-designer{display:none!important}}

/* V11: zoom y carga explícita del SVG en el diseñador */
.cir-design-preview-top{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.cir-design-preview-top h3{margin:0}
.cir-preview-zoom{display:flex;gap:5px;align-items:center;white-space:nowrap}
.cir-preview-zoom button{background:#fff;border:1px solid #d4dfe8;border-radius:7px;min-height:32px;padding:4px 9px;font-size:12px;color:#243448;cursor:pointer}
.cir-preview-zoom button:hover{border-color:#d32f2f;color:#b71c1c}
.cir-preview-zoom span{min-width:45px;font-size:12px;text-align:center;font-weight:700;color:#33465a}
.cir-design-preview .cir-zoom-help{display:block;font-size:11px;margin:7px 0 10px;color:#687c8b}
.cir-upload-button{background:#fff!important;border:1px solid #d32f2f!important;color:#b41d24!important;font-weight:700;cursor:pointer}
.cir-upload-button:disabled{opacity:.65;cursor:wait}
@media(max-width:600px){.cir-svg-canvas{height:340px}}

/* NOV 2026 · Marca de agua Soundtek en diagramas públicos */
.cir-watermark-frame{position:relative;isolation:isolate;overflow:auto}
.cir-watermark-layer{pointer-events:none;position:absolute;left:-18%;top:-18%;width:136%;height:136%;z-index:0;opacity:.12;background-image:var(--cir-watermark-url);background-repeat:repeat;background-size:160px auto;background-position:0 0;transform:rotate(-24deg);transform-origin:center;filter:grayscale(1) brightness(1.42) contrast(.82)}
.cir-watermark-content{position:relative;z-index:1}
.cir-home-diagram.cir-watermark-frame,.cir-scroll.cir-watermark-frame{overflow:auto}
@media print{.cir-watermark-layer{opacity:.10;background-size:145px auto}}

/* V13 · La biblioteca SVG vuelve al diseño lateral y el zoom queda dentro del visor. */
.cir-component-designer .cir-design-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.92fr);
  align-items:start;
  gap:22px;
}
.cir-component-designer .cir-design-form,
.cir-component-designer .cir-design-preview{min-width:0;max-width:100%}
.cir-component-designer .cir-design-form>*{min-width:0}
.cir-component-designer .cir-design-preview{
  position:sticky;
  top:78px;
  width:100%;
  overflow:hidden;
}
.cir-component-designer .cir-svg-canvas{
  width:100%;
  max-width:440px;
  height:410px;
  max-height:55vh;
  margin:0 auto;
  overflow:auto;
  overscroll-behavior:contain;
}
.cir-component-designer #cir-library-preview{
  display:block;
  height:auto;
  max-width:none;
  min-width:100%;
}
@media(max-width:800px){
  .cir-component-designer .cir-design-grid{grid-template-columns:minmax(0,1fr)}
  .cir-component-designer .cir-design-preview{position:static}
  .cir-component-designer .cir-svg-canvas{height:320px;max-height:55vh}
}

/* Circuitos V15: zoom de la mesa y escala por componente. */
.cir-board-zoom-title{color:#546c7e;font-size:12px;font-weight:650;margin-left:8px;white-space:nowrap}
.cir-app .cir-board-zoom-value{min-width:68px;font-weight:750;font-variant-numeric:tabular-nums;border-color:#abc1d1;background:#eef4f8;color:#20384a}
.cir-component-scale{border:1px solid #cfdae3;border-radius:9px;padding:11px 10px;background:#fff;margin:14px 0}
.cir-component-scale>strong{display:block;font-size:13px;color:#253b4d;margin-bottom:8px}
.cir-scale-controls{display:flex;align-items:center;gap:5px}
.cir-scale-controls input[type=number]{width:68px!important;min-width:0;text-align:center;padding:7px 3px!important;font-variant-numeric:tabular-nums}
.cir-app .cir-scale-controls button{padding:7px 9px;flex:0 0 auto}
.cir-scale-controls span{font-size:13px;color:#607080}
.cir-component-scale small{font-size:11px;line-height:1.45;display:block;margin-top:8px;color:#52697a}
@media(max-width:550px){.cir-board-zoom-title{display:none}}