.system-guide{max-width:1320px;margin:0 auto;display:grid;gap:32px;min-width:0}.system-guide section{scroll-margin-top:24px}.system-guide h2{font-size:clamp(23px,2.3vw,31px);line-height:1.2;letter-spacing:-.5px}.system-guide h3{font-size:18px}.system-guide p{line-height:1.65}.system-guide p:last-child{margin-bottom:0}.guide-eyebrow{font-size:12px;letter-spacing:1.5px;font-weight:750;color:var(--accent);margin-bottom:12px}.guide-hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:16px;background:#152b37;color:#f5f9fc;border-radius:22px;padding:clamp(24px,4vw,54px);overflow:hidden}.guide-hero h1{font-size:clamp(32px,4.2vw,58px);line-height:1.07;letter-spacing:-1.4px;margin-bottom:24px}.guide-hero .guide-eyebrow{color:#ffb273}.guide-lead{font-size:18px;color:#d3e0e7;max-width:560px}.guide-hero-note{font-size:13px;color:#b0c4cf;margin-top:14px}.guide-house{width:100%;height:auto;min-width:0}.guide-jump{display:flex;flex-wrap:wrap;gap:10px 24px;padding:0 8px}.guide-jump a,.guide-sources a,.guide-comparison a{color:var(--accent);text-decoration:underline;text-underline-offset:4px}.guide-section-heading{max-width:850px;margin-bottom:24px}.guide-section-heading>p:not(.guide-eyebrow){color:var(--muted)}.guide-scenes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.guide-scene{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0}.guide-scene svg{display:block;width:100%;height:122px;fill:none;stroke:var(--muted);stroke-width:3;stroke-linejoin:round;stroke-linecap:round}.guide-scene .lit{fill:var(--selected);stroke:var(--accent);stroke-width:2}.guide-scene p{font-size:14px;color:var(--muted)}.guide-panel{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:clamp(20px,3vw,34px)}.guide-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.guide-path-mobile-output{display:none}
/* Independent source connections, compact inverter/battery column. */
.guide-energy-path{position:relative;display:grid;grid-template-columns:minmax(0,1.3fr) 44px minmax(0,1fr) 32px minmax(0,1fr);align-items:start;gap:0;margin:24px auto 32px;max-width:960px;min-width:0}
.guide-path-node{border:1px solid var(--line);border-radius:14px;background:var(--soft);padding:18px 12px;text-align:center;display:flex;flex-direction:column;justify-content:center;gap:6px;min-width:0;box-sizing:border-box}
.guide-path-node>span{font-size:30px;color:var(--accent);line-height:1}.guide-path-node>svg{width:36px;height:40px;fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.guide-path-sources{display:grid;grid-template-rows:repeat(3,100px);gap:10px;min-width:0}.guide-path-sources>.guide-path-node{display:grid;grid-template-columns:36px minmax(0,1fr);column-gap:12px;text-align:left;padding:12px}.guide-path-sources svg{grid-row:1/3;align-self:center}.guide-path-sources strong,.guide-path-sources small{grid-column:2;align-self:end}.guide-path-sources small{align-self:start}.guide-energy-path small{color:var(--muted);font-size:13px}
.guide-path-inputs{height:320px;width:100%;overflow:visible}.guide-path-inputs>path{fill:none;stroke:var(--green);stroke-width:2;marker-end:url(#guide-input-tip);vector-effect:non-scaling-stroke}.guide-path-inputs marker path{fill:var(--green)}
.guide-path-tower{display:grid;grid-template-rows:132px 32px 132px;min-width:0}.guide-path-center{border-color:var(--accent);background:var(--selected)}.guide-path-battery-arrow,.guide-path-output-arrow{font-size:26px;text-align:center;color:var(--green);line-height:32px}.guide-path-output-arrow{margin-top:50px}.guide-path-load{min-height:132px}
.guide-callout{background:var(--soft);border-left:3px solid var(--orange);padding:16px 20px;border-radius:0 10px 10px 0;margin-top:24px}.guide-scale{display:flex;flex-wrap:wrap;gap:6px;margin-top:20px}.guide-scale span{border-radius:5px;padding:6px 10px;background:var(--selected);color:var(--accent);font-size:13px}.guide-example{background:var(--soft);border-radius:10px;padding:16px}.guide-checklist{margin-top:24px}.guide-checklist ol{padding-left:24px;margin-bottom:24px}.guide-checklist li{padding-left:5px;margin:12px 0;line-height:1.6}.guide-strengths{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 34px}.guide-number{font-size:27px;color:var(--accent);font-weight:700}.guide-strengths p{color:var(--muted)}.guide-project{display:grid;grid-template-columns:1fr 1fr;gap:28px;border:1px solid var(--line);background:var(--soft);padding:24px;border-radius:14px;margin:26px 0}.guide-project>div{min-width:0}.guide-project .guide-eyebrow{font-size:11px}.guide-comparison{border-top:1px solid var(--line);padding-top:18px}.guide-faq summary{cursor:pointer;font-weight:650;line-height:1.45}.guide-comparison p:first-of-type,.guide-faq p{margin-top:16px}.guide-sources{font-size:13px;color:var(--muted);margin-top:18px}.guide-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-bottom:28px}.guide-steps b{display:flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:50%;background:var(--selected);color:var(--accent)}.guide-steps p{color:var(--muted);font-size:14px}.guide-faq{margin-top:12px;padding:20px 24px}.guide-final{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;border-top:1px solid var(--line);padding:28px 0}.guide-final>div{flex:1 1 480px}.guide-final h2{font-size:26px}.guide-final p{color:var(--muted)}.system-guide .primary{min-height:46px}.system-guide summary:focus-visible{outline:3px solid var(--orange);outline-offset:5px}
@media(max-width:1050px){.guide-scenes,.guide-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.guide-hero{grid-template-columns:1fr .8fr}.guide-hero h1{font-size:38px}}
@media(max-width:650px){.system-guide{gap:24px}.guide-hero{grid-template-columns:1fr;padding:24px}.guide-hero h1{font-size:36px}.guide-house{max-width:360px;margin:auto}.guide-lead{font-size:16px}.guide-scenes,.guide-two,.guide-strengths,.guide-project,.guide-steps{grid-template-columns:1fr}.guide-scene svg{height:105px}.guide-project{padding:18px;gap:22px}.guide-project>div+div{border-top:1px solid var(--line);padding-top:20px}.guide-jump{font-size:14px;gap:10px 18px}.guide-steps{gap:16px}.guide-faq{padding:18px}.guide-final .primary{width:100%}.system-guide .primary{max-width:100%}}

.system-guide #guide-system{container-type:inline-size}
@container(max-width:650px){.guide-energy-path{grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr);row-gap:8px;padding-right:0}.guide-path-sources{grid-column:1;grid-row:1;grid-template-rows:repeat(3,120px)}.guide-path-inputs{grid-column:2;grid-row:1;height:380px}.guide-path-tower{grid-column:3;grid-row:1;grid-template-rows:148px 32px 148px}.guide-path-node{border-radius:10px;padding:10px 6px;font-size:13px;overflow-wrap:anywhere}.guide-path-sources>.guide-path-node{display:flex;text-align:center;padding:8px 6px;gap:3px}.guide-path-sources svg{width:25px;height:29px;align-self:center;flex:0 0 auto}.guide-path-sources small{font-size:11px;align-self:center}.guide-path-sources strong{align-self:center}.guide-path-tower small{font-size:11px}.guide-path-output-arrow{display:none}.guide-path-load{grid-column:3;grid-row:2;height:132px}.guide-path-mobile-output{display:block;position:absolute;right:-16px;top:74px;width:16px;height:calc(100% - 140px);overflow:visible}.guide-path-mobile-output path{fill:none;stroke:var(--green);stroke-width:2;marker-end:url(#guide-input-tip);vector-effect:non-scaling-stroke}}