/*
Theme Name: Luzmetria V2.7.2 Conversión
Theme URI: https://luzmetria.com
Author: Luzmetria
Description: Tema ligero y personalizado para Luzmetria: iluminación LED, guías, calculadoras y contenido técnico.
Version: 2.7.2
Text Domain: luzmetria
*/
:root{
  --navy:#0B1320;
  --navy2:#111f34;
  --yellow:#FFC107;
  --yellow2:#FFD45A;
  --text:#172033;
  --muted:#687386;
  --bg:#F6F8FB;
  --white:#fff;
  --line:#E8EDF4;
  --radius:18px;
  --shadow:0 12px 40px rgba(11,19,32,.10);
  --lm3-ink:#07111f;
  --lm3-steel:#dfe6ed;
  --lm3-surface:#f2f5f7;
  --lm3-signal:#ffc400;
  --lm3-green:#0d8b6d;
}

/* ===== Luzmetria V3 — plataforma eléctrica ===== */
.lm3-home{overflow:hidden;background:#fff}
.lm3-hero{position:relative;padding:88px 0 72px;background:linear-gradient(118deg,#07111f 0%,#0b192b 72%,#102238 100%);color:#fff}
.lm3-hero:after{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:36px 36px;mask-image:linear-gradient(to right,transparent,#000)}
.lm3-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:68px;align-items:center}
.lm3-hero .eyebrow,.lm3-energy .eyebrow,.lm3-diagnosis .eyebrow{color:#ffd24a}
.lm3-hero h1{font-size:clamp(43px,5.2vw,72px);line-height:1.01;letter-spacing:-.045em;max-width:800px;margin:15px 0 24px;font-weight:900}
.lm3-lead{font-size:19px;line-height:1.65;color:#c9d4df;max-width:720px;margin:0 0 30px}
.lm3-hero .btn-secondary{border-color:#526274;color:#fff;background:rgba(255,255,255,.03)}
.lm3-trustline{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:28px;color:#9eacba;font-size:12px;text-transform:uppercase;letter-spacing:.07em;font-weight:800}
.lm3-trustline span:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--lm3-signal);margin-right:8px;vertical-align:1px}
.lm3-command{background:#0d1b2d;border:1px solid #26374a;box-shadow:0 26px 70px rgba(0,0,0,.32)}
.lm3-command-top{display:flex;justify-content:space-between;align-items:center;padding:16px 19px;border-bottom:1px solid #26374a;color:#7f91a3;font-size:11px;letter-spacing:.12em;text-transform:uppercase}.lm3-command-top strong{color:#fff;font-size:12px}
.lm3-command-row{display:grid;grid-template-columns:44px 1fr 30px;gap:14px;align-items:center;padding:18px 19px;border-bottom:1px solid #26374a;transition:.2s ease}.lm3-command-row:last-child{border:0}.lm3-command-row:hover{background:#13263c;transform:translateX(4px)}
.lm3-command-icon{width:40px;height:40px;border:1px solid #38506a;display:grid;place-items:center;color:#ffd24a}.lm3-command-icon svg{width:22px;height:22px}.lm3-command-row b{display:block;color:#fff;font-size:15px}.lm3-command-row small{display:block;color:#8fa0b2;font-size:12px;margin-top:2px}.lm3-command-row i{font-style:normal;color:#53677c;font-size:11px;font-weight:900}
.lm3-strip{background:var(--lm3-signal);color:#171717}.lm3-strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}.lm3-strip-grid>div{padding:19px 22px;border-right:1px solid rgba(0,0,0,.14)}.lm3-strip-grid>div:last-child{border:0}.lm3-strip b{font-size:12px;letter-spacing:.1em}.lm3-strip span{display:block;font-size:12px;line-height:1.45;margin-top:3px}
.lm3-section-head{max-width:820px}.lm3-section-head h2{font-size:clamp(34px,4vw,52px);line-height:1.06;letter-spacing:-.035em}.lm3-section-head p{font-size:17px}
.lm3-pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #dce3e9;border-left:1px solid #dce3e9}.lm3-pillar{position:relative;min-height:265px;padding:30px;border-right:1px solid #dce3e9;border-bottom:1px solid #dce3e9;background:#fff;transition:.2s ease}.lm3-pillar:hover{background:#f7f9fa;transform:translateY(-3px);box-shadow:0 16px 34px rgba(7,17,31,.07);z-index:2}.lm3-pillar>span{font-size:11px;font-weight:900;letter-spacing:.1em;color:#5f6d7a}.lm3-pillar h3{font-size:25px;margin:35px 0 10px;letter-spacing:-.025em}.lm3-pillar p{color:#637080;font-size:14px}.lm3-pillar>b{position:absolute;bottom:27px;left:30px;font-size:12px;border-bottom:2px solid var(--lm3-signal)}.lm3-pillar-accent{background:#0b192b;color:#fff}.lm3-pillar-accent p,.lm3-pillar-accent>span{color:#9eb0c0}.lm3-pillar-accent:hover{background:#10243b}
.lm3-tool-grid{display:grid;grid-template-columns:1.35fr repeat(2,1fr);gap:14px}.lm3-tool-feature{grid-row:span 2;background:#0b192b;color:#fff;padding:34px;min-height:320px;display:flex;flex-direction:column;justify-content:flex-end}.lm3-tool-kicker{color:#ffd24a;font-size:11px;letter-spacing:.12em;text-transform:uppercase;font-weight:900}.lm3-tool-feature h3{font-size:32px;line-height:1.08;margin:10px 0}.lm3-tool-feature p{color:#b3c0cc}.lm3-tool-feature span{font-size:13px;font-weight:900;color:#ffd24a}.lm3-tool{background:#fff;border:1px solid #dce3e9;padding:25px;min-height:150px;display:flex;flex-direction:column;justify-content:space-between;transition:.2s}.lm3-tool:hover{border-color:#9ba8b5;transform:translateY(-2px)}.lm3-tool b{font-size:18px}.lm3-tool span{font-size:13px;color:#5f6d7a}
.lm3-energy{background:#e8edf1}.lm3-energy-grid{display:grid;grid-template-columns:1fr .9fr;gap:70px;align-items:center}.lm3-energy-copy h2{font-size:clamp(36px,4.2vw,56px);line-height:1.02;letter-spacing:-.04em;margin:14px 0 20px}.lm3-energy-copy p{font-size:17px;color:#536170}.lm3-energy-panel{background:#fff;border:1px solid #cbd5de;box-shadow:14px 14px 0 #0b192b}.lm3-data-head{display:flex;justify-content:space-between;padding:16px 20px;background:#0b192b;color:#fff;font-size:11px;letter-spacing:.1em}.lm3-data-head b{color:#ffd24a}.lm3-data-state{padding:34px 28px}.lm3-data-state strong{font-size:22px}.lm3-data-state p{color:#687687;margin-bottom:0}.lm3-data-links{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #dce3e9}.lm3-data-links span{text-align:center;padding:13px 5px;border-right:1px solid #dce3e9;font-size:11px;font-weight:900;text-transform:uppercase}.lm3-data-links span:last-child{border:0}
.lm3-diagnosis{background:#07111f!important}.lm3-diagnosis-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:75px;align-items:start}.lm3-diagnosis h2{font-size:clamp(36px,4vw,52px);line-height:1.05;letter-spacing:-.035em}.lm3-diagnosis p{color:#a9b6c3}.lm3-symptoms{border-top:1px solid #2b3a4b}.lm3-symptoms a{display:block;padding:20px 4px;border-bottom:1px solid #2b3a4b}.lm3-symptoms b{display:block;color:#fff}.lm3-symptoms span{font-size:12px;color:#8192a3}
.lm3-commerce-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.lm3-commerce-grid>div{border:1px solid #dce3e9;padding:28px;min-height:245px}.lm3-commerce-grid small{font-size:10px;letter-spacing:.14em;font-weight:900;color:#5f6d7a}.lm3-commerce-grid h3{font-size:23px;margin:28px 0 10px}.lm3-commerce-grid p{font-size:14px;color:#687687}.lm3-commerce-grid a{font-size:12px;font-weight:900;border-bottom:2px solid var(--lm3-signal)}
.lm3-method-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}.lm3-method h2{font-size:clamp(34px,4vw,50px);line-height:1.07;letter-spacing:-.035em}.lm3-method-list>div{display:grid;grid-template-columns:48px 1fr;gap:18px;border-top:1px solid #ccd5dd;padding:19px 0}.lm3-method-list b{font-size:11px;color:#7b8997}.lm3-method-list p{margin:0;color:#5e6b78}.lm3-method-list strong{color:#142033}
.lm3-final-box{background:var(--lm3-signal);padding:42px 46px;display:flex;justify-content:space-between;gap:30px;align-items:center}.lm3-final-box h2{font-size:34px;line-height:1.05;margin:8px 0}.lm3-final-box p{margin:0}.lm3-final-box .btn-primary{background:#07111f;border-color:#07111f;color:#fff}.lm3-final-box .btn-secondary{border-color:#3c3c3c}
.lm3-header .menu-toggle{width:42px;height:38px;padding:9px;flex-direction:column;gap:5px}.lm3-header .menu-toggle span{display:block;width:20px;height:2px;background:#172033}
@media(max-width:1000px){.lm3-hero-grid,.lm3-energy-grid,.lm3-diagnosis-grid,.lm3-method-grid{grid-template-columns:1fr;gap:42px}.lm3-pillar-grid{grid-template-columns:repeat(2,1fr)}.lm3-tool-grid{grid-template-columns:1fr 1fr}.lm3-tool-feature{grid-row:auto;grid-column:span 2}.lm3-commerce-grid{grid-template-columns:1fr}.lm3-strip-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.lm3-hero{padding:56px 0 44px}.lm3-hero h1{font-size:42px}.lm3-lead{font-size:16px}.lm3-command-row{grid-template-columns:40px 1fr 22px;padding:15px 14px}.lm3-strip-grid,.lm3-pillar-grid,.lm3-tool-grid{grid-template-columns:1fr}.lm3-strip-grid>div{border-right:0;border-bottom:1px solid rgba(0,0,0,.14)}.lm3-tool-feature{grid-column:auto;min-height:260px}.lm3-final-box{padding:30px 24px;display:block}.lm3-final-box .btns{margin-top:24px}.lm3-data-links{grid-template-columns:1fr 1fr}.lm3-pillar{min-height:245px}}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.65;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)
}
.header-inner{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{width:265px;display:block}
.main-nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;align-items:center}
.main-nav a{font-weight:600;font-size:15px}
.main-nav a:hover{color:#B88600}
.menu-toggle{display:none;background:transparent;border:0;font-size:28px}
.hero{
  background:
  radial-gradient(circle at 85% 15%, rgba(255,193,7,.22), transparent 27%),
  linear-gradient(135deg,var(--navy) 0%,#10233c 62%,#142941 100%);
  color:#fff;padding:84px 0 76px;overflow:hidden
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#7A5B00}
.hero h1{font-size:clamp(42px,6vw,74px);line-height:1.03;margin:14px 0 22px;letter-spacing:-.04em}
.hero p{font-size:19px;color:#D7DEEA;max-width:720px;margin:0 0 30px}
.btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:13px 20px;font-weight:800;border:1px solid transparent;transition:.2s}
.btn-primary{background:var(--yellow);color:#1b1b1b}
.btn-primary:hover{transform:translateY(-1px);background:#ffd04a}
.btn-secondary{border-color:#40526d;color:#fff;background:rgba(255,255,255,.04)}
.hero-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);padding:24px;border-radius:26px;box-shadow:0 20px 80px rgba(0,0,0,.22)
}
.hero-card .metric{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.metric-box{background:#fff;color:var(--text);border-radius:16px;padding:20px}
.metric-box b{display:block;font-size:30px;color:var(--navy)}
.metric-box span{font-size:13px;color:var(--muted)}
.section{padding:78px 0}
.section-alt{background:var(--bg)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(30px,4vw,46px);line-height:1.12;margin:8px 0 12px;letter-spacing:-.03em}
.section-head p{color:var(--muted);font-size:17px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 8px 28px rgba(11,19,32,.05)}
.card-icon{width:48px;height:48px;border-radius:14px;background:#FFF6D2;display:grid;place-items:center;font-size:24px;margin-bottom:14px}
.card h3{margin:0 0 8px;font-size:21px}
.card p{color:var(--muted);margin:0 0 14px}
.card-link{font-weight:800;color:#8A6800}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:42px;align-items:center}
.calculator{background:var(--navy);color:#fff;border-radius:26px;padding:30px;box-shadow:var(--shadow)}
.calc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.field label{display:block;font-size:13px;color:#B9C5D5;margin-bottom:6px}
.field input,.field select,.contact-form input,.contact-form textarea{
  width:100%;padding:12px 13px;border-radius:10px;border:1px solid #CCD5E2;background:#fff;font:inherit;color:#172033
}
.calc-result{margin-top:18px;background:#fff;color:#172033;border-radius:16px;padding:18px}
.calc-result strong{font-size:28px;color:var(--navy)}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.article-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}
.article-card .inside{padding:22px}
.article-card .tag{font-size:12px;text-transform:uppercase;letter-spacing:.1em;font-weight:800;color:#8A6800}
.article-card h3{margin:8px 0 9px;font-size:21px;line-height:1.25}
.article-card p{color:var(--muted)}
.cta{background:linear-gradient(135deg,#0b1320,#152e4d);color:#fff;border-radius:26px;padding:42px;display:flex;justify-content:space-between;gap:30px;align-items:center}
.cta h2{margin:0 0 8px;font-size:36px}
.site-footer{background:#08101c;color:#c6d0de;padding:48px 0 24px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.3fr repeat(2,.7fr);gap:28px}
.footer-title{color:#fff;font-weight:800;margin-bottom:10px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin:7px 0}
.footer-bottom{border-top:1px solid #203149;margin-top:30px;padding-top:18px;font-size:13px}
.page-hero{background:var(--bg);padding:58px 0}
.page-hero h1{font-size:46px;margin:0 0 10px}
.page-content{padding:55px 0}
.prose{max-width:860px}
.prose h2{margin-top:36px;font-size:30px}
.prose h3{margin-top:28px}
.notice{padding:16px 18px;background:#FFF8DB;border-left:4px solid var(--yellow);border-radius:8px;margin:24px 0}
.contact-form{max-width:720px}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form textarea{min-height:150px}
.contact-form button{margin-top:12px}
.success{background:#e9f8ef;color:#146c3a;padding:12px;border-radius:10px;margin-bottom:14px}
.error{background:#fdecec;color:#8b1d1d;padding:12px;border-radius:10px;margin-bottom:14px}
@media(max-width:900px){
  .hero-grid,.two-col{grid-template-columns:1fr}
  .cards,.article-grid{grid-template-columns:1fr 1fr}
  .main-nav{display:none;position:absolute;left:0;right:0;top:84px;background:#fff;border-bottom:1px solid var(--line);padding:18px 20px}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;align-items:flex-start}
  .menu-toggle{display:block}
}
@media(max-width:640px){
  .brand img{width:215px}
  .hero{padding:58px 0}
  .cards,.article-grid,.calc-grid,.contact-form .row{grid-template-columns:1fr}
  .cta{flex-direction:column;align-items:flex-start}
  .container{width:min(100% - 28px,1180px)}
}

.room-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.room-card{border:1px solid var(--line);border-radius:16px;padding:20px 16px;background:#fff;transition:.2s}.room-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#f0c12b}.room-card span{display:block;font-size:28px;margin-bottom:8px}.room-card b{display:block;font-size:17px;color:var(--navy)}.room-card small{display:block;color:var(--muted);margin-top:4px;line-height:1.35}.feature-points{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:18px 0 24px;font-weight:700;color:var(--navy)}.room-result .result-kicker{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#8A6800;font-weight:800}.room-result .big-result{font-size:32px;font-weight:900;color:var(--navy);line-height:1.15;margin:5px 0 10px}.result-list{display:grid;gap:6px;margin-top:10px}.result-list span{display:block}.tool-cards{grid-template-columns:repeat(3,1fr)}.section-dark{background:linear-gradient(135deg,#08111f,#102943);color:#fff}.section-dark h2{font-size:clamp(32px,4vw,48px);line-height:1.1;margin:10px 0 14px}.section-dark p{color:#ced8e6;font-size:17px}.strip-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.comparison{display:grid;gap:12px}.comparison div{padding:20px;border:1px solid rgba(255,255,255,.14);border-radius:15px;background:rgba(255,255,255,.06)}.comparison b{font-size:24px;color:var(--yellow);display:block}.comparison span{color:#d7dfeb}.warning{padding:16px 18px;background:#fff1f0;border-left:4px solid #d94b3d;border-radius:8px;color:#6d2721}.page-hero p{max-width:780px;color:var(--muted);font-size:18px}.page-hero .eyebrow{margin-bottom:8px}
@media(max-width:1000px){.room-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.strip-grid{grid-template-columns:1fr}.tool-cards{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.room-grid,.tool-cards,.feature-points{grid-template-columns:1fr 1fr}.hero h1{font-size:44px}.metric-box b{font-size:24px}}
@media(max-width:440px){.room-grid,.tool-cards,.feature-points{grid-template-columns:1fr}}
/* V2.1 navigation + interaction polish */
.main-nav .luz-nav{display:flex;gap:24px;list-style:none;margin:0;padding:0;align-items:center}.main-nav li{position:relative}.main-nav .has-sub{display:flex;align-items:center;gap:3px}.sub-toggle{border:0;background:transparent;padding:4px;color:var(--text);font-size:15px;cursor:pointer}.main-nav .sub-menu{display:none;position:absolute;top:calc(100% + 18px);left:-16px;min-width:245px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:9px;box-shadow:var(--shadow);z-index:80}.main-nav .sub-menu:before{content:"";position:absolute;left:0;right:0;top:-20px;height:20px}.main-nav .sub-menu li{display:block}.main-nav .sub-menu a{display:block;padding:10px 12px;border-radius:9px;white-space:nowrap;font-size:14px}.main-nav .sub-menu a:hover{background:var(--bg)}.main-nav .has-sub:hover>.sub-menu,.main-nav .has-sub:focus-within>.sub-menu,.main-nav .has-sub.sub-open>.sub-menu{display:block}.metric-box{transition:.2s}.metric-box:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(0,0,0,.16)}.nowrap{white-space:nowrap}.room-card.active{border-color:var(--yellow);box-shadow:0 0 0 2px rgba(255,193,7,.18)}
@media(max-width:900px){.main-nav .luz-nav{flex-direction:column;align-items:stretch;gap:2px}.main-nav .has-sub{display:grid;grid-template-columns:1fr auto}.main-nav .sub-menu{position:static;grid-column:1/-1;box-shadow:none;border:0;border-left:2px solid var(--yellow);border-radius:0;margin:3px 0 8px 12px;padding:2px 0 2px 10px}.main-nav .has-sub:hover>.sub-menu{display:none}.main-nav .has-sub.sub-open>.sub-menu{display:block}.sub-toggle{padding:8px 12px}}

/* V2.2 calculator precision */
.hero-card .metric-box b,
.hero-card .metric-box b span{
  font-size:30px!important;
  line-height:1.12!important;
  font-weight:900!important;
  color:var(--navy)!important;
  opacity:1!important;
  letter-spacing:-.02em;
}
.hero-card .metric-box>span{
  font-size:13px;
  color:var(--muted);
}
.luminaire-field{transition:opacity .15s ease}
.calc-result small{color:var(--muted)}
@media(max-width:640px){
  .hero-card .metric-box b,.hero-card .metric-box b span{font-size:24px!important}
}

.calc-disclaimer{
  margin-top:14px;
  padding-top:13px;
  border-top:1px solid #e5e9ef;
  color:var(--muted);
  font-size:12px;
  line-height:1.55;
}

/* ===== V2.3 SEO guides ===== */
.guide-hero{
  background:linear-gradient(135deg,#0B1320 0%,#10233c 68%,#172f4c 100%);
  color:#fff;padding:66px 0 58px;
}
.guide-hero .guide-kicker{
  color:var(--yellow);font-weight:900;text-transform:uppercase;letter-spacing:.11em;font-size:12px;
}
.guide-hero h1{
  max-width:900px;font-size:clamp(38px,5vw,62px);line-height:1.05;margin:12px 0 18px;letter-spacing:-.035em;
}
.guide-hero p{max-width:780px;color:#D8E0EB;font-size:18px;margin:0}
.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:42px;align-items:start}
.guide-main{min-width:0}
.guide-main h2{font-size:32px;line-height:1.18;margin:46px 0 14px}
.guide-main h3{font-size:23px;margin:32px 0 10px}
.guide-main p,.guide-main li{font-size:17px}
.guide-main ul{padding-left:22px}
.quick-answer{
  background:#FFF8DB;border:1px solid #F3DF8B;border-radius:18px;padding:22px 24px;margin:0 0 30px;
}
.quick-answer strong{color:var(--navy)}
.compare-table-wrap{overflow:auto;margin:26px 0}
.compare-table{width:100%;border-collapse:collapse;min-width:720px;background:#fff;border:1px solid var(--line)}
.compare-table th,.compare-table td{padding:14px 15px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.compare-table th{background:var(--navy);color:#fff}
.compare-table tr:last-child td{border-bottom:0}
.tech-note{
  background:var(--bg);border-left:4px solid var(--yellow);padding:18px 20px;border-radius:10px;margin:24px 0;
}
.guide-cta{
  background:var(--navy);color:#fff;border-radius:22px;padding:28px;margin:34px 0;
}
.guide-cta h3{margin:0 0 8px;color:#fff}
.guide-cta p{color:#D8E0EB}
.guide-aside{
  position:sticky;top:110px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 8px 28px rgba(11,19,32,.05)
}
.guide-aside h3{margin:0 0 12px;font-size:18px}
.guide-aside a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:700}
.guide-aside a:last-child{border-bottom:0}
.source-box{font-size:14px;color:var(--muted);border-top:1px solid var(--line);margin-top:42px;padding-top:20px}
.source-box a{text-decoration:underline}
.faq-item{border-top:1px solid var(--line);padding:18px 0}
.faq-item h3{margin:0 0 7px;font-size:19px}
.article-card .inside .card-cta{display:inline-block;margin-top:10px;font-weight:800;color:#8A6800}
.calc-disclaimer{
  margin-top:14px;padding-top:13px;border-top:1px solid #e5e9ef;color:var(--muted);font-size:12px;line-height:1.55
}
@media(max-width:900px){
  .guide-layout{grid-template-columns:1fr}
  .guide-aside{position:static}
}

/* ===== V2.4 Content clusters & beginner UX ===== */
.cluster-hero{background:var(--bg);padding:58px 0 48px;border-bottom:1px solid var(--line)}
.cluster-hero h1{font-size:clamp(38px,5vw,58px);line-height:1.06;margin:10px 0 14px;letter-spacing:-.035em}
.cluster-hero p{max-width:820px;color:var(--muted);font-size:18px}
.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumbs a{text-decoration:underline}
.cluster-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cluster-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 8px 28px rgba(11,19,32,.04)}
.cluster-card h2,.cluster-card h3{margin:8px 0 9px;line-height:1.2}
.cluster-card p{color:var(--muted);margin:0 0 14px}
.cluster-card .tag{font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:900;color:#8A6800}
.cluster-card a.more{font-weight:900;color:#8A6800}
.beginner-box{background:#EEF4FA;border:1px solid #DCE8F3;border-radius:16px;padding:20px 22px;margin:24px 0}
.warning-box{background:#FFF2EE;border-left:4px solid #D74A2A;border-radius:10px;padding:18px 20px;margin:24px 0}
.good-box{background:#EEF8F0;border-left:4px solid #3C8A4E;border-radius:10px;padding:18px 20px;margin:24px 0}
.key-points{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:24px 0}
.key-point{background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:16px}
.key-point b{display:block;color:var(--navy);margin-bottom:4px}
.guide-main .summary-list{padding:0;list-style:none;display:grid;gap:10px}
.guide-main .summary-list li{background:var(--bg);border-radius:12px;padding:13px 15px}
.related-guides{margin-top:44px;padding-top:28px;border-top:1px solid var(--line)}
.related-guides .article-grid{grid-template-columns:repeat(2,1fr)}
.source-box ul{padding-left:18px}
.source-box li{font-size:14px;margin:6px 0}
.source-box a{overflow-wrap:anywhere}
.guide-main table caption{text-align:left;font-weight:800;margin-bottom:8px}
.metric-explainer{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:22px 0}
.metric-explainer>div{border:1px solid var(--line);border-radius:14px;padding:17px}
.metric-explainer b{font-size:19px;color:var(--navy);display:block}
.room-nav{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0}
.room-nav a{border:1px solid var(--line);padding:8px 12px;border-radius:999px;font-weight:700}
.room-nav a:hover{background:var(--bg)}
@media(max-width:900px){.cluster-grid{grid-template-columns:1fr 1fr}.metric-explainer{grid-template-columns:1fr}}
@media(max-width:640px){.cluster-grid,.key-points,.related-guides .article-grid{grid-template-columns:1fr}}

/* V2.5 */
.master-tool{background:#fff;border:1px solid var(--line);border-radius:22px;padding:26px;box-shadow:0 12px 34px rgba(11,19,32,.06)}
.master-result{margin-top:20px;background:var(--navy);color:#fff;border-radius:18px;padding:24px}.master-result h3{color:#fff;margin-top:0}.big-number{font-size:34px;font-weight:900;color:var(--yellow)}
.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}.result-grid>div{background:rgba(255,255,255,.08);border-radius:12px;padding:14px}.result-grid b{display:block;color:var(--yellow);font-size:20px}
.explain-result{background:#fff;color:var(--text);border-radius:12px;padding:16px;margin-top:14px}
.volume-diagram{position:relative;min-height:370px;background:#eef4f8;border:1px solid var(--line);border-radius:18px;overflow:hidden;margin:26px 0;padding:24px}
.volume-bath{position:absolute;left:8%;bottom:34px;width:42%;height:75px;background:#fff;border:4px solid #7a8795;border-top:0;border-radius:0 0 22px 22px}.volume-zero{position:absolute;left:9%;bottom:36px;width:40%;height:69px;background:rgba(255,204,0,.45);display:flex;align-items:center;justify-content:center;font-weight:900}
.volume-one{position:absolute;left:8%;bottom:105px;width:42%;height:215px;border:3px dashed #e3a500;background:rgba(255,204,0,.12);padding:12px;font-weight:900}.volume-two{position:absolute;left:50%;bottom:34px;width:25%;height:286px;border:3px dashed #3f77a8;background:rgba(63,119,168,.10);padding:12px;font-weight:900}.volume-three{position:absolute;left:75%;bottom:34px;right:3%;height:286px;border:3px dashed #6b7d8d;background:rgba(107,125,141,.08);padding:12px;font-weight:900}
@media(max-width:700px){.result-grid{grid-template-columns:1fr}}

/* V2.5.3 SEO/content polish */
.guide-reviewed{font-size:.86rem;opacity:.78;margin-top:14px}.compare-table-wrap,.guide-main{min-width:0}.guide-main table{display:table;width:100%}@media(max-width:720px){.guide-main table{display:block;overflow-x:auto;white-space:normal}.metric-explainer{grid-template-columns:1fr}.guide-main h2{scroll-margin-top:90px}}

/* ===== V2.5.3 priority content UX ===== */
.guide-hero{padding:48px 0 44px}
.guide-hero h1{font-size:clamp(36px,4.5vw,56px);margin:10px 0 14px}
.guide-hero p{font-size:17px}
.guide-layout{grid-template-columns:minmax(0,1fr) 280px;gap:36px}
.inline-calc-cta{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#f5f8fc;border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:20px 0 28px}
.inline-calc-cta .btn{white-space:nowrap}
.calc-flow{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:18px 0 20px}
.calc-flow span{background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 13px;font-weight:800;color:var(--navy)}
.calc-flow b{color:#8a6800;font-size:20px}
.example-result{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0}
.example-result>div{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff}
.example-result small{display:block;color:var(--muted);margin-bottom:5px}.example-result strong{font-size:22px;color:var(--navy)}
.decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:20px 0}
.decision-grid>div{border:1px solid var(--line);border-radius:16px;padding:18px;background:#fff}.decision-grid strong{display:block;font-size:24px;color:var(--navy)}.decision-grid span{display:block;font-weight:800;color:#8a6800;margin:2px 0 8px}.decision-grid p{font-size:15px;margin:0}
@media(max-width:900px){.guide-layout{grid-template-columns:1fr}.inline-calc-cta{align-items:flex-start}.decision-grid,.example-result{grid-template-columns:1fr}.guide-hero{padding:40px 0 36px}}
@media(max-width:620px){.inline-calc-cta{flex-direction:column}.inline-calc-cta .btn{width:100%;text-align:center}.calc-flow{gap:7px}.calc-flow span{padding:8px 10px}}

/* ===== V2.5.4 UX polish ===== */
.cluster-card .space-tag{display:inline-flex;align-items:center;gap:6px;background:#fff4c2;color:#594600;border:1px solid #ead27a;border-radius:999px;padding:6px 10px;font-size:12px;line-height:1;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.cluster-card .space-tag + h2{margin-top:12px}
.guide-aside .guide-tool-cta{margin-top:16px;border-bottom:0;background:var(--yellow);color:var(--navy);text-align:center;padding:12px 14px;border-radius:10px;font-weight:900}
.audience-preview{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0}.audience-card{border:1px solid var(--line);border-radius:16px;padding:18px;background:#fff}.audience-card strong{display:block;font-size:19px;margin-bottom:5px}.audience-card.is-future{background:#f7f9fb;color:var(--muted)}
@media(max-width:640px){.audience-preview{grid-template-columns:1fr}.guide-hero{padding:32px 0 30px}.guide-hero h1{font-size:clamp(31px,9vw,42px)}.guide-aside{padding:18px}.compare-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.compare-table{min-width:620px}.inline-calc-cta{padding:16px}.inline-calc-cta .btn{width:100%;text-align:center}}

/* ===== V2.6 Comercial ===== */
.lm-commercial{margin:34px 0}.lm-commercial-head{max-width:780px;margin-bottom:20px}.lm-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.lm-product-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 8px 28px rgba(11,19,32,.04)}.lm-product-card h3{margin:7px 0}.lm-product-kicker{font-size:11px;font-weight:900;letter-spacing:.09em;text-transform:uppercase;color:#8a6800}.lm-product-spec{font-weight:800;color:var(--navy)}.lm-product-pending{display:inline-block;background:#f3f5f7;color:var(--muted);padding:9px 11px;border-radius:9px;font-size:13px;font-weight:800}.lm-install-cta{margin-top:24px;background:var(--navy);color:#fff;border-radius:22px;padding:28px;display:flex;justify-content:space-between;align-items:center;gap:28px}.lm-install-cta h2{color:#fff;margin:6px 0}.lm-install-cta p{max-width:760px}.lm-trust-row{display:flex;flex-wrap:wrap;gap:10px 18px;font-weight:800;font-size:14px}.lm-install-cta .btn{white-space:nowrap}.lm-study-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}.lm-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.lm-span-2{grid-column:1/-1}.lm-study-form input,.lm-study-form select,.lm-study-form textarea{width:100%}.lm-consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;margin:16px 0}.lm-consent input{width:auto;margin-top:3px}.lm-consent a{text-decoration:underline}.lm-affiliate-note{font-size:12px;color:var(--muted)}
@media(max-width:900px){.lm-product-grid{grid-template-columns:1fr 1fr}.lm-study-layout{grid-template-columns:1fr}.lm-install-cta{align-items:flex-start;flex-direction:column}}
@media(max-width:620px){.lm-product-grid,.lm-form-grid{grid-template-columns:1fr}.lm-span-2{grid-column:auto}.lm-install-cta{padding:22px}.lm-install-cta .btn{width:100%;text-align:center}}
\n/* V2.6.1 catálogo SELECT / SMART */
.lm-product-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:14px 0 30px}.lm-family{margin:26px 0}.lm-family>h3{margin-bottom:10px}.lm-tier-select{border-top:4px solid #d9a500}.lm-tier-smart{border-top:4px solid #1e5a8a}.lm-catalog-family{margin:30px 0}.lm-catalog-family .lm-commercial-head{margin-bottom:10px}@media(max-width:760px){.lm-product-pair{grid-template-columns:1fr}}\n
/* ===== V2.6.3 Comercial: catálogo compacto y navegación rápida ===== */
.lm-shop-hero{padding-bottom:34px}.lm-shop-hero p{max-width:900px}.lm-shop-key{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.lm-shop-key span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 13px;font-size:13px;font-weight:700}.lm-shop-key b{color:var(--navy)}
.lm-shop-section{padding-top:28px}.lm-category-picker{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0 0 22px}.lm-category-picker a{display:grid;grid-template-columns:38px 1fr;grid-template-rows:auto auto;column-gap:10px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:15px;padding:14px 15px;box-shadow:0 5px 18px rgba(11,19,32,.035);transition:.18s ease}.lm-category-picker a:hover{transform:translateY(-2px);border-color:#d7b43c;box-shadow:0 9px 24px rgba(11,19,32,.07)}.lm-cat-icon{grid-row:1/3;width:38px;height:38px;display:grid;place-items:center;border-radius:10px;background:#fff5cc;color:var(--navy);font-weight:900;font-size:18px}.lm-category-picker strong{font-size:14px;line-height:1.2}.lm-category-picker small{color:var(--muted);font-size:11px;line-height:1.25;margin-top:2px}
.lm-shop-intro{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#eef4fa;border:1px solid #dce8f3;border-radius:16px;padding:16px 18px;margin:0 0 24px}.lm-shop-intro p{margin:3px 0 0;color:var(--muted);font-size:14px}.lm-mini-link{font-weight:900;white-space:nowrap;color:#765900}
.lm-shop-family{scroll-margin-top:90px;margin:0;padding:24px 0;border-top:1px solid var(--line)}.lm-family-title{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:10px}.lm-family-title>div{display:flex;align-items:center;gap:12px}.lm-family-title h2{margin:0;font-size:25px}.lm-family-title .eyebrow{font-size:10px}.lm-family-icon{width:42px;height:42px;display:grid;place-items:center;background:var(--navy);color:var(--yellow);border-radius:12px;font-weight:900}.lm-back-top{font-size:12px;font-weight:800;color:var(--muted)}
.lm-shop-family .lm-product-pair{margin:10px 0 0;gap:14px}.lm-shop-family .lm-product-card{padding:18px 20px;border-radius:15px;box-shadow:none}.lm-shop-family .lm-product-card h3{font-size:18px;margin:5px 0}.lm-shop-family .lm-product-card p{font-size:13px;margin:7px 0}.lm-shop-family .lm-product-spec{font-size:13px}.lm-shop-family .btn{padding:9px 13px;font-size:13px}.lm-shop-family .lm-product-kicker{display:inline-flex;padding:4px 8px;border-radius:999px;background:#fff4c2}.lm-shop-family .lm-tier-smart .lm-product-kicker{background:#eaf3fb;color:#174f7c}.lm-affiliate-disclosure{font-size:12px;color:var(--muted);background:#f7f8fa;border-radius:12px;padding:13px 15px;margin-top:10px}.lm-affiliate-disclosure p{margin:3px 0 0}
@media(max-width:900px){.lm-category-picker{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.lm-category-picker{grid-template-columns:1fr 1fr;gap:8px}.lm-category-picker a{grid-template-columns:30px 1fr;padding:11px}.lm-cat-icon{width:30px;height:30px;font-size:15px}.lm-category-picker small{display:none}.lm-shop-intro{align-items:flex-start;flex-direction:column}.lm-family-title{align-items:center}.lm-back-top{font-size:0}.lm-back-top:after{content:'↑';font-size:18px}.lm-shop-family{padding:20px 0}.lm-shop-family .lm-product-card{padding:16px}.lm-shop-family .lm-product-pair{gap:10px}.lm-shop-hero{padding-bottom:26px}}


/* ===== V2.7 Conversión: calcular → entender → comprar ===== */
.lm-journey{background:#fff;border-bottom:1px solid var(--line)}.lm-journey .container{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-left:1px solid var(--line);border-right:1px solid var(--line)}.lm-journey-step{background:#fff;padding:18px 22px;display:flex;gap:13px;align-items:center}.lm-journey-step b{width:34px;height:34px;border-radius:999px;display:grid;place-items:center;background:var(--navy);color:var(--yellow);flex:0 0 auto}.lm-journey-step strong{display:block;color:var(--navy);font-size:15px}.lm-journey-step span{display:block;color:var(--muted);font-size:12px;line-height:1.35}
.lm-nav-buy>a{background:#fff5cc;border:1px solid #ead27a;border-radius:9px;padding:8px 11px!important;color:#584400!important}.lm-nav-study>a{background:var(--navy);border-radius:9px;padding:8px 11px!important;color:#fff!important}.lm-nav-study>a:hover{color:var(--yellow)!important}
.lm-help-note{display:flex;gap:11px;align-items:flex-start;background:#fff8da;border:1px solid #efd56f;border-radius:14px;padding:14px 16px;margin:0 0 18px;color:#4f430d}.lm-help-note b{font-size:18px;line-height:1}.lm-help-note strong{display:block}.lm-help-note span{display:block;font-size:13px;margin-top:2px}
.lm-result-shop{margin-top:18px;border-top:1px solid rgba(255,255,255,.18);padding-top:18px}.lm-result-shop-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:12px}.lm-result-shop-head strong{font-size:17px;color:#fff}.lm-result-shop-head span{font-size:12px;color:#cfd8e6;max-width:460px}.lm-result-buy-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.lm-result-buy{display:flex;justify-content:space-between;align-items:center;gap:10px;background:#fff;color:var(--navy);border-radius:13px;padding:12px 13px;border:1px solid rgba(255,255,255,.12)}.lm-result-buy div{min-width:0}.lm-result-buy small{display:block;font-size:10px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#8a6800}.lm-result-buy.smart small{color:#1e5a8a}.lm-result-buy strong{display:block;font-size:13px;line-height:1.3}.lm-result-buy a{flex:0 0 auto;padding:8px 10px;border-radius:9px;background:var(--yellow);font-size:12px;font-weight:900}.lm-result-buy.smart a{background:#e7f1f9;color:#174f7c}.lm-result-buy-note{font-size:12px;color:#d6dfeb;margin:10px 0 0}.lm-result-buy-note a{text-decoration:underline;font-weight:800}.lm-result-action-row{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}.lm-result-action-row a{font-size:12px;font-weight:900;padding:8px 10px;border-radius:9px}.lm-result-action-row .study{background:var(--yellow);color:#161616}.lm-result-action-row .catalog{border:1px solid rgba(255,255,255,.25);color:#fff}
.lm-proposal{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;margin:22px 0}.lm-proposal h3{margin:0 0 4px}.lm-proposal>p{margin:0 0 14px;color:var(--muted)}.lm-proposal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.lm-proposal-item{border:1px solid var(--line);border-radius:13px;padding:13px;background:#fafbfd}.lm-proposal-item span{font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.06em;color:#8a6800}.lm-proposal-item strong{display:block;margin:3px 0}.lm-proposal-item a{font-size:12px;font-weight:900;color:#765900}.lm-proposal-footer{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-top:14px;padding-top:13px;border-top:1px solid var(--line)}.lm-proposal-footer p{font-size:12px;color:var(--muted);margin:0}.lm-proposal-footer a{white-space:nowrap}
.lm-guide-buy{background:#f8fafc;border:1px solid var(--line);border-radius:18px;padding:20px;margin:24px 0}.lm-guide-buy-top{display:flex;justify-content:space-between;gap:15px;align-items:flex-start}.lm-guide-buy h3{margin:2px 0 5px}.lm-guide-buy p{margin:0;color:var(--muted);font-size:14px}.lm-guide-buy .lm-product-pair{margin-bottom:0;margin-top:14px}.lm-guide-buy .lm-product-card{padding:15px;border-radius:13px;box-shadow:none}.lm-guide-buy .lm-product-card h3{font-size:16px}.lm-guide-buy .lm-product-card p{font-size:12px}.lm-guide-buy .btn{font-size:12px;padding:8px 10px}.lm-guide-buy-more{font-size:12px;font-weight:900;white-space:nowrap;color:#765900}
.lm-home-commerce{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:stretch}.lm-home-commerce-main,.lm-home-commerce-side{border:1px solid var(--line);border-radius:20px;padding:24px;background:#fff}.lm-home-commerce-main h2{margin:6px 0 8px}.lm-home-commerce-main p,.lm-home-commerce-side p{color:var(--muted)}.lm-home-links{display:flex;gap:9px;flex-wrap:wrap;margin-top:15px}.lm-home-links a{background:#f5f7fa;border:1px solid var(--line);border-radius:999px;padding:8px 11px;font-size:12px;font-weight:850}.lm-home-commerce-side{background:var(--navy);color:#fff}.lm-home-commerce-side h3{color:#fff}.lm-home-commerce-side p{color:#d6dfeb}.lm-home-commerce-side .btn{margin-top:8px}
.lm-conversion-note{font-size:11px;color:var(--muted);margin-top:8px}.lm-affiliate-link[data-product]{position:relative}
@media(max-width:900px){.lm-journey .container{grid-template-columns:1fr}.lm-journey-step{padding:13px 18px}.lm-home-commerce{grid-template-columns:1fr}.lm-proposal-grid{grid-template-columns:1fr}.lm-result-buy-grid{grid-template-columns:1fr}}
@media(max-width:620px){.lm-result-shop-head,.lm-proposal-footer,.lm-guide-buy-top{flex-direction:column}.lm-result-buy{align-items:flex-start}.lm-result-buy a{margin-top:2px}.lm-nav-buy>a,.lm-nav-study>a{background:transparent!important;border:0!important;padding:0!important;color:inherit!important}.lm-journey-step span{font-size:11px}}

/* ===== V2.7.1 Validación de instalación sin datos personales ===== */
.lm-interest-layout{display:grid;grid-template-columns:1fr .9fr;gap:34px;align-items:start}.lm-interest-card{position:sticky;top:96px}.lm-interest-card .btn{width:100%;justify-content:center;font-size:17px;padding:15px 18px}.lm-interest-secondary{display:block;text-align:center;margin:14px 0 2px;font-weight:800}.lm-interest-thanks{margin-top:14px;padding:18px;border:1px solid #bde3cb;background:#f2fbf5;border-radius:14px}.lm-interest-thanks strong,.lm-interest-thanks span{display:block}.lm-interest-thanks span{margin-top:5px;color:var(--muted)}
@media(max-width:900px){.lm-interest-layout{grid-template-columns:1fr}.lm-interest-card{position:static}}

/* ===== V3.1 Growth: niveles de seguridad y páginas de alta intención ===== */
.lm31-hero{padding-bottom:38px}.lm31-meta-row{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}.lm31-level{display:inline-flex;align-items:center;padding:7px 11px;border-radius:999px;font-size:11px;font-weight:900;letter-spacing:.03em}.lm31-level-1{background:#eaf8ef;color:#146c37;border:1px solid #bfe4cc}.lm31-level-2{background:#fff5d6;color:#7a5a00;border:1px solid #edd579}.lm31-level-3{background:#fff0ee;color:#9c2f24;border:1px solid #edc3be}.lm31-reviewed{font-size:12px;color:var(--muted);margin-top:13px}.lm31-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:38px;align-items:start}.lm31-main{min-width:0}.lm31-section{padding:8px 0 4px}.lm31-section h2{scroll-margin-top:100px}.lm31-safety{border:1px solid var(--line);border-left:5px solid var(--yellow);border-radius:15px;padding:16px 18px;margin:18px 0 28px;background:#fff}.lm31-safety.lm31-level-1{border-left-color:#3aa768}.lm31-safety.lm31-level-2{border-left-color:#d7a500}.lm31-safety.lm31-level-3{border-left-color:#d45549}.lm31-safety strong{display:block;margin-bottom:3px}.lm31-safety p{margin:0;color:var(--muted);font-size:14px}.lm31-decision{margin:32px 0;background:var(--navy);color:#fff;border-radius:20px;padding:24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.lm31-decision h2{color:#fff;margin:5px 0}.lm31-decision p{margin:0;color:#d7dfeb;max-width:680px}.lm31-decision .btn{flex:0 0 auto}.lm31-related{margin:34px 0}.lm31-aside{position:sticky;top:96px}.lm31-aside a{display:block}.lm31-page .prose p,.lm31-main>p{max-width:780px}
@media(max-width:900px){.lm31-layout{grid-template-columns:1fr}.lm31-aside{position:static}.lm31-decision{align-items:flex-start;flex-direction:column}}
@media(max-width:620px){.lm31-meta-row{align-items:flex-start;flex-direction:column}.lm31-decision{padding:20px}.lm31-decision .btn{width:100%;text-align:center}}


/* ===== V2.7.2 Pulido visual: cabecera comercial más limpia ===== */
.site-header{box-shadow:0 1px 0 rgba(11,19,32,.04)}
.header-inner{min-height:78px;gap:18px}
.brand{flex:0 0 auto}
.brand img{width:238px}
.main-nav{margin-left:auto}
.main-nav .luz-nav{gap:18px}
.main-nav a{font-size:14px;white-space:nowrap}
.lm-nav-buy>a{
  background:transparent!important;
  border:0!important;
  border-radius:0!important;
  padding:8px 2px!important;
  color:var(--text)!important;
  position:relative;
}
.lm-nav-buy>a:after{
  content:"";position:absolute;left:2px;right:2px;bottom:2px;height:2px;
  background:var(--yellow);border-radius:999px;transform:scaleX(.55);transform-origin:center;
  transition:transform .18s ease;
}
.lm-nav-buy>a:hover:after{transform:scaleX(1)}
.lm-nav-study{margin-left:3px}
.lm-nav-study>a{
  display:inline-flex!important;align-items:center;justify-content:center;
  background:var(--yellow)!important;color:#171717!important;
  border:1px solid #e6ae00!important;border-radius:11px!important;
  padding:10px 15px!important;font-weight:900!important;line-height:1!important;
  box-shadow:0 4px 12px rgba(255,193,7,.18);
}
.lm-nav-study>a:hover{color:#171717!important;background:#ffd24a!important;transform:translateY(-1px)}
@media(max-width:1100px){
  .brand img{width:220px}
  .main-nav .luz-nav{gap:13px}
  .main-nav a{font-size:13px}
  .lm-nav-study>a{padding:9px 12px!important}
}
@media(max-width:900px){
  .header-inner{min-height:74px}
  .brand img{width:210px}
  .main-nav{top:74px}
  .main-nav .luz-nav{gap:3px}
  .main-nav a{font-size:15px;white-space:normal}
  .lm-nav-buy>a{padding:9px 0!important}
  .lm-nav-buy>a:after{display:none}
  .lm-nav-study{margin:8px 0 2px}
  .lm-nav-study>a{background:var(--yellow)!important;border:1px solid #e6ae00!important;padding:12px 14px!important;color:#171717!important;border-radius:10px!important;width:100%}
}

/* ===== V3 Presupuesto + flujo cálculo → material → instalación ===== */
.lm-result-next{margin-top:18px;padding-top:18px;border-top:1px solid #dfe6ed}.lm-result-next-title{font-weight:900;color:#132033;margin-bottom:10px}.lm-result-next p{margin:10px 0 0;font-size:12px;color:#687687}.lm-result-action-row{display:grid!important;grid-template-columns:1fr 1fr;gap:10px}.lm-result-action-row a{display:flex;align-items:center;justify-content:center;min-height:46px;padding:10px 14px;border-radius:10px;font-weight:900;font-size:12px;text-align:center}.lm-result-action-row .catalog{background:#07111f;color:#fff}.lm-result-action-row .study{background:#ffc400;color:#171717}.lm-result-shop{border-top:4px solid #ffc400}.lm-result-shop-head strong{font-size:17px}.lm-result-shop-head span{display:block;color:#687687;font-size:12px;margin-top:4px}
.lm3-quote-hero{background:#07111f;color:#fff}.lm3-quote-hero p{color:#b6c2cf;max-width:800px}.lm3-quote-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}.lm3-quote-copy h2{font-size:38px;line-height:1.08;letter-spacing:-.03em}.lm3-choice-list{border-top:1px solid #d9e0e6}.lm3-choice-list>div{display:grid;grid-template-columns:42px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid #d9e0e6}.lm3-choice-list b{font-size:11px;color:#8693a0}.lm3-choice-list strong{display:block;font-size:17px}.lm3-choice-list small{display:block;color:#687687;line-height:1.5;margin-top:4px}.lm3-quote-note{margin-top:26px;padding:22px;border-left:4px solid #ffc400;background:#f5f7f8}.lm3-quote-note p{margin:5px 0 0;color:#687687;font-size:13px}.lm3-quote-form{position:sticky;top:100px}.lm3-form-intro{color:#687687}.lm3-form-grid{grid-template-columns:1fr 1fr}.lm3-field-full{margin-top:14px}.lm3-field-full textarea,.lm3-quote-form input,.lm3-quote-form select{width:100%}.lm3-consent{display:flex;gap:10px;align-items:flex-start;font-size:12px;line-height:1.45;margin:18px 0}.lm3-consent input{width:auto;margin-top:3px}.lm3-consent a{text-decoration:underline;font-weight:800}.lm3-hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}
@media(max-width:900px){.lm3-quote-layout{grid-template-columns:1fr}.lm3-quote-form{position:static}.lm-result-action-row{grid-template-columns:1fr}}
@media(max-width:640px){.lm3-form-grid{grid-template-columns:1fr}.lm3-quote-copy h2{font-size:32px}}

/* ===== V3 Hubs electricidad / protecciones / averías ===== */
.lm3-topic-hero{background:#07111f;color:#fff}.lm3-topic-hero p{max-width:850px;color:#bac5cf}.lm3-protection-map{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid #d9e1e7;border-left:1px solid #d9e1e7}.lm3-protection-map>div{padding:30px;border-right:1px solid #d9e1e7;border-bottom:1px solid #d9e1e7}.lm3-protection-map span,.lm3-fault-grid b{font-size:10px;letter-spacing:.12em;color:#83909d}.lm3-protection-map h2{font-size:27px;letter-spacing:-.025em}.lm3-protection-map p{color:#687687}.lm3-protection-map a,.lm3-fault-grid span{font-size:12px}.lm3-protection-map a{font-weight:900;border-bottom:2px solid #ffc400}.lm3-tech-card,.lm3-action-warning{padding:28px;background:#07111f;color:#fff}.lm3-tech-card p,.lm3-action-warning p{color:#bac5cf}.lm3-tech-card a{color:#ffd24a;font-weight:900}.lm3-source-box{padding:32px;border:1px solid #d7e0e7;background:#fff}.lm3-source-box h2{margin:8px 0}.lm3-source-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.lm3-source-links a{padding:9px 12px;background:#07111f;color:#fff;font-size:12px;font-weight:900}.lm3-inline-actions{display:flex;gap:10px;flex-wrap:wrap}.lm3-fault-grid{display:grid;grid-template-columns:1fr 1fr}.lm3-fault-grid a{padding:26px;border:1px solid #dbe2e8;margin:-1px 0 0 -1px;display:grid;gap:8px}.lm3-fault-grid strong{font-size:20px}.lm3-fault-grid span{color:#6d7985}.lm3-fault-detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start}.lm3-fault-detail h2{font-size:36px;line-height:1.08}.lm3-fault-detail p{color:#63717e}.lm3-safe-tree{border-top:1px solid #ccd6de}.lm3-safe-tree details{border-bottom:1px solid #ccd6de;padding:16px 0}.lm3-safe-tree summary{cursor:pointer;font-weight:900}.lm3-safe-tree p{font-size:14px;margin-bottom:4px}.lm3-action-warning{border-left:5px solid #ffc400}
@media(max-width:800px){.lm3-protection-map,.lm3-fault-grid,.lm3-fault-detail{grid-template-columns:1fr}}

/* ===== V3 Centro de calculadoras ===== */
.lm3-tools-hero{background:linear-gradient(118deg,#07111f,#10243b);color:#fff}.lm3-tools-hero p{max-width:850px;color:#bcc8d3}.lm3-tool-nav{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}.lm3-tool-nav a{border:1px solid #41536a;padding:8px 12px;font-size:12px;font-weight:900;color:#fff}.lm3-tool-nav a:hover{background:#ffc400;color:#111;border-color:#ffc400}.lm3-calc-index{padding:4px 18px 4px 0}.lm3-calc-index>b{font-size:11px;letter-spacing:.1em;color:#8a97a4}.lm3-calc-index h3{font-size:28px;line-height:1.08;letter-spacing:-.025em;margin:12px 0}.lm3-calc-index p{color:#667483}.lm3-calc-index>a{font-size:12px;font-weight:900;border-bottom:2px solid #ffc400}.lm3-calc-secondary{margin-top:34px;padding-top:34px;border-top:1px solid #d7dfe6}.lm3-tools-page .calculator{border-top:4px solid #0b192b}.lm3-tools-page .calc-result{margin-top:18px}.lm3-tools-page .result-kicker{font-size:10px;letter-spacing:.12em;text-transform:uppercase;font-weight:900;color:#7d8995}.lm3-tools-page .big-result{font-size:30px;font-weight:900;letter-spacing:-.03em;margin:4px 0 12px}.lm3-tools-page .result-list{display:grid;gap:7px}.lm3-tools-page .result-list span{display:block}.lm3-tools-page .calc-disclaimer{margin-top:12px;padding-top:12px;border-top:1px solid #e1e7ec;font-size:11px;color:#77838f}

/* ===== V3 Calculadora coste de aparatos ===== */
.lm3-appliance-shell{margin-top:28px}.lm3-appliance-presets{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}.lm3-appliance-chip{appearance:none;border:1px solid #cbd5de;background:#fff;color:#263545;padding:10px 13px;border-radius:999px;font:inherit;font-size:12px;font-weight:900;cursor:pointer;transition:.18s ease}.lm3-appliance-chip:hover,.lm3-appliance-chip.is-active{background:#07111f;color:#fff;border-color:#07111f}.lm3-appliance-grid{align-items:start}.lm3-calc-tip{margin-top:22px;padding:18px;border-left:4px solid #ffc400;background:#fff}.lm3-calc-tip strong{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.lm3-calc-tip span{display:block;color:#687687;font-size:13px;line-height:1.5;margin-top:4px}.lm3-appliance-compare{margin-top:20px;padding:22px 24px;border:1px solid #d6dfe7;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:24px}.lm3-appliance-compare span{font-size:10px;text-transform:uppercase;letter-spacing:.11em;font-weight:900;color:#7a8794}.lm3-appliance-compare strong{display:block;font-size:17px;margin:5px 0}.lm3-appliance-compare p{margin:0;color:#687687;font-size:13px;max-width:760px}.lm3-appliance-compare .btn{white-space:nowrap}.lm3-cost-band{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.lm3-cost-band span{padding:10px;background:#f4f6f8;border:1px solid #e0e6eb;font-size:12px}.lm3-appliance-shell [hidden]{display:none!important}
@media(max-width:760px){.lm3-appliance-presets{display:grid;grid-template-columns:1fr 1fr}.lm3-appliance-chip{border-radius:10px;text-align:left}.lm3-appliance-compare{display:block}.lm3-appliance-compare .btn{margin-top:16px}.lm3-cost-band{grid-template-columns:1fr}}

/* ===== V3 Potencia simultánea + páginas de confianza ===== */
.lm3-load-list{display:grid;gap:8px;margin-bottom:16px}.lm3-load-list label{display:grid;grid-template-columns:auto 1fr 90px auto;gap:9px;align-items:center;padding:10px 12px;border:1px solid #dce3e9;background:#fff;font-size:13px;font-weight:700}.lm3-load-list input[type="checkbox"]{width:18px;height:18px}.lm3-load-list .sp-w{width:90px}.lm3-legal-copy{max-width:900px}.lm3-legal-copy h2{margin-top:34px;font-size:26px;letter-spacing:-.02em}.lm3-legal-copy p{color:#536170}.lm3-legal-copy a{text-decoration:underline;font-weight:800}.lm3-form-success{padding:16px 18px;background:#eef8f4;border-left:4px solid #0d8b6d;margin:14px 0}.lm3-form-success strong,.lm3-form-success span{display:block}.lm3-form-success span{font-size:13px;color:#536170;margin-top:3px}
@media(max-width:640px){.lm3-load-list label{grid-template-columns:auto 1fr 74px auto}.lm3-load-list .sp-w{width:74px}}

/* ===== V4 Home conversion architecture ===== */
.lm4-hero .lm3-hero-copy h1{max-width:820px}.lm4-command .lm3-command-icon{font-size:21px;display:grid;place-items:center}.lm4-resolver{background:#fff}.lm4-search{display:grid;grid-template-columns:1fr auto;gap:10px;max-width:920px;padding:10px;border:1px solid #cfd8e1;border-radius:16px;background:#f8fafc;box-shadow:0 10px 32px rgba(11,19,32,.06)}.lm4-search input{border:0;background:transparent;min-height:50px;padding:0 14px;font-size:16px;outline:none;width:100%}.lm4-search .btn{min-width:165px}.lm4-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}.lm4-suggestions a{padding:8px 11px;border:1px solid #d8e0e7;background:#fff;border-radius:999px;font-size:12px;font-weight:850;color:#314052}.lm4-suggestions a:hover{border-color:#d7ad20;background:#fff8df;color:#111}.lm4-benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.lm4-benefit{background:#fff;border:1px solid #d8e0e7;border-radius:18px;padding:24px;box-shadow:0 7px 24px rgba(11,19,32,.035)}.lm4-benefit .lm4-num{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:999px;background:#07111f;color:#ffc400;font-size:11px;font-weight:900}.lm4-benefit h3{font-size:22px;line-height:1.15;margin:16px 0 9px}.lm4-benefit p{color:#63717f}.lm4-benefit a{font-weight:900;border-bottom:2px solid #ffc400}.lm4-levels{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.lm4-level{padding:18px;border-radius:15px;border:1px solid #d9e1e7;background:#fff}.lm4-level b{display:inline-block;font-size:10px;letter-spacing:.09em;text-transform:uppercase;margin-bottom:7px}.lm4-level strong,.lm4-level span{display:block}.lm4-level strong{font-size:17px}.lm4-level span{font-size:12px;line-height:1.45;color:#667483;margin-top:5px}.lm4-level-1{border-top:4px solid #3aa768}.lm4-level-1 b{color:#207247}.lm4-level-2{border-top:4px solid #d7a500}.lm4-level-2 b{color:#7c6000}.lm4-level-3{border-top:4px solid #d45549}.lm4-level-3 b{color:#a63a30}.lm4-cases .lm3-commerce-grid>div{background:#fff}.lm4-authority{background:#07111f;color:#fff}.lm4-authority h2,.lm4-authority strong{color:#fff}.lm4-authority p{color:#c2ccd6}.lm4-authority .lm3-method-list>div{border-color:#314052}.lm4-final .lm3-final-box{background:#07111f;color:#fff}.lm4-final .lm3-final-box h2{color:#fff}.lm4-final .lm3-final-box p{color:#c5cfda}
@media(max-width:1050px){.main-nav .luz-nav{gap:10px}.main-nav a{font-size:12.5px}.lm4-benefit-grid,.lm4-levels{grid-template-columns:1fr 1fr}.lm4-level-3{grid-column:1/-1}}
@media(max-width:760px){.lm4-search{grid-template-columns:1fr}.lm4-search .btn{width:100%}.lm4-benefit-grid,.lm4-levels{grid-template-columns:1fr}.lm4-level-3{grid-column:auto}.lm4-suggestions{gap:6px}.lm4-suggestions a{font-size:11px}}

/* ===== V4.1 Performance + accessibility polish ===== */
.lm4-resolver .eyebrow,.lm4-benefits .eyebrow,.lm31-priority .eyebrow,.lm3-tools .eyebrow,.lm3-energy .eyebrow,.lm4-cases .eyebrow,.lm3-commerce .eyebrow,.page-hero .eyebrow{color:#705300}
.lm4-authority .eyebrow,.lm4-final .eyebrow,.lm3-hero .eyebrow,.lm3-diagnosis .eyebrow,.lm3-topic-hero .eyebrow,.lm3-tools-hero .eyebrow,.lm3-quote-hero .eyebrow,.lm31-decision .eyebrow{color:#ffd24a}
.lm3-pillar:not(.lm3-pillar-accent)>span,.lm3-tool span,.lm3-commerce-grid small,.lm3-method-list b,.lm3-choice-list b,.lm3-protection-map span,.lm3-fault-grid b,.lm3-tools-page .result-kicker,.lm3-tools-page .calc-disclaimer,.lm3-appliance-compare span,.lm3-calc-index>b,.lm3-fault-grid span{color:#596776}
.eyebrow{color:#705300}.brand img{height:auto;aspect-ratio:auto}.lm3-command-row i{color:#8fa0b2}.main-nav a:hover{color:#735500}.lm4-authority .lm3-method-list b{color:#aebdca}.lm-product-pending{color:#596776}.lm3-energy .btn-secondary{color:#172033;border-color:#536170;background:#fff}.lm4-search input::placeholder{color:#596776;opacity:1}