.vht-inverter-guide{--vht-orange:#f39200;--vht-blue:#0f70b7;--vht-ink:#173042;--vht-muted:#5d7180;--vht-soft:#f4f8fb;--vht-border:#dce8ef;max-width:1180px;margin:0 auto;color:var(--vht-ink);font:16px/1.72 Arial,sans-serif;overflow-wrap:anywhere}
.vht-inverter-guide *{box-sizing:border-box}.vht-inverter-guide h1,.vht-inverter-guide h2,.vht-inverter-guide h3{line-height:1.22;color:#12334a;margin-top:0}.vht-inverter-guide h1{font-size:clamp(30px,5vw,52px);margin-bottom:18px}.vht-inverter-guide h2{font-size:clamp(25px,3.3vw,36px);margin-bottom:18px}.vht-inverter-guide h3{font-size:21px;margin-bottom:10px}.vht-inverter-guide p{margin:0 0 16px}.vht-inverter-guide a{color:var(--vht-blue);text-decoration:none}.vht-inverter-guide a:hover{text-decoration:underline}.vht-inverter-guide ul,.vht-inverter-guide ol{padding-left:22px;margin:0 0 18px}.vht-inverter-guide li{margin:7px 0}.vht-inverter-guide section[id]{scroll-margin-top:90px}
.vht-inv-hero{position:relative;overflow:hidden;display:grid;grid-template-columns:1.35fr .65fr;gap:34px;align-items:center;padding:clamp(28px,5vw,58px);border-radius:24px;background:linear-gradient(135deg,#edf8ff 0%,#fff8ed 100%);border:1px solid var(--vht-border);margin-bottom:28px}.vht-inv-kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#fff;color:var(--vht-blue);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:18px}.vht-inv-lead{font-size:19px;color:#415d6e;max-width:760px}.vht-inv-hero-art{min-height:250px;position:relative;display:grid;place-items:center}.vht-inv-unit{width:min(100%,280px);height:104px;border-radius:18px;background:#fff;box-shadow:0 18px 45px rgba(15,112,183,.18);position:relative}.vht-inv-unit:before{content:"";position:absolute;left:18px;right:18px;bottom:22px;height:5px;border-radius:9px;background:#dce8ef}.vht-inv-unit:after{content:"INVERTER";position:absolute;right:20px;top:22px;color:var(--vht-blue);font-size:12px;font-weight:800;letter-spacing:.08em}.vht-inv-wave{position:absolute;width:190px;height:70px;border:5px solid var(--vht-orange);border-left:0;border-right:0;border-radius:50%;transform:rotate(-8deg);bottom:24px;opacity:.8}
.vht-inv-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 28px}.vht-inv-card{padding:20px;border:1px solid var(--vht-border);border-radius:16px;background:#fff;box-shadow:0 8px 24px rgba(24,62,82,.06)}.vht-inv-card strong{display:block;color:var(--vht-blue);font-size:18px;margin-bottom:5px}.vht-inv-card span{color:var(--vht-muted);font-size:14px}
.vht-inv-toc{padding:25px 28px;border-radius:18px;background:#12334a;color:#fff;margin:0 0 42px}.vht-inv-toc h2{font-size:23px;color:#fff;margin-bottom:14px}.vht-inv-toc ol{columns:2;column-gap:42px;margin:0}.vht-inv-toc a{color:#fff}.vht-inv-toc a:hover{color:#ffd28f}
.vht-inv-section{padding:38px 0;border-bottom:1px solid var(--vht-border)}.vht-inv-section:last-of-type{border-bottom:0}.vht-inv-note,.vht-inv-warning{padding:20px 22px;border-radius:14px;margin:22px 0}.vht-inv-note{background:#edf7fd;border-left:5px solid var(--vht-blue)}.vht-inv-warning{background:#fff6e8;border-left:5px solid var(--vht-orange)}.vht-inv-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:24px 0}.vht-inv-step{position:relative;padding:18px 12px;text-align:center;background:var(--vht-soft);border-radius:12px;font-weight:700;font-size:14px}.vht-inv-step:not(:last-child):after{content:"\2192";position:absolute;right:-10px;top:50%;transform:translateY(-50%);z-index:2;color:var(--vht-orange);font-size:22px}
.vht-inv-table-wrap{width:100%;margin:22px 0}.vht-inv-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--vht-border);border-radius:15px;overflow:hidden}.vht-inv-table th,.vht-inv-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--vht-border);vertical-align:top}.vht-inv-table th{background:#12334a;color:#fff}.vht-inv-table tr:last-child td{border-bottom:0}.vht-inv-table td:first-child{font-weight:700}.vht-inv-checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:0;list-style:none}.vht-inv-checklist li{position:relative;margin:0;padding:15px 16px 15px 46px;border-radius:12px;background:var(--vht-soft)}.vht-inv-checklist li:before{content:"\2713";position:absolute;left:16px;top:14px;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:var(--vht-blue);color:#fff;font-weight:800}
.vht-inv-faq details{border:1px solid var(--vht-border);border-radius:13px;background:#fff;margin:10px 0}.vht-inv-faq summary{cursor:pointer;padding:17px 48px 17px 18px;font-weight:700;position:relative}.vht-inv-faq summary:after{content:"+";position:absolute;right:18px;color:var(--vht-orange);font-size:24px}.vht-inv-faq details[open] summary:after{content:"\2212"}.vht-inv-faq details p{padding:0 18px 18px;margin:0;color:var(--vht-muted)}
.vht-inv-cta{margin:40px 0 10px;padding:clamp(26px,5vw,48px);border-radius:22px;background:linear-gradient(135deg,#0f70b7,#0b568f);color:#fff;text-align:center}.vht-inv-cta h2{color:#fff}.vht-inv-cta p{max-width:760px;margin:0 auto 22px}.vht-inv-btn{display:inline-block;padding:13px 21px;border-radius:10px;background:var(--vht-orange);color:#fff!important;font-weight:800}.vht-inv-btn:hover{background:#d98200;text-decoration:none!important}
@media(max-width:850px){.vht-inv-hero{grid-template-columns:1fr}.vht-inv-hero-art{min-height:190px}.vht-inv-summary{grid-template-columns:repeat(2,1fr)}.vht-inv-flow{grid-template-columns:1fr}.vht-inv-step:not(:last-child):after{content:"\2193";right:auto;left:50%;top:auto;bottom:-20px}.vht-inv-toc ol{columns:1}.vht-inv-checklist{grid-template-columns:1fr}}
@media(max-width:620px){.vht-inverter-guide{font-size:15px;line-height:1.65}.vht-inv-hero{padding:24px 18px;border-radius:16px}.vht-inv-summary{grid-template-columns:1fr}.vht-inv-section{padding:30px 0}.vht-inv-toc{padding:22px 18px}.vht-inv-table,.vht-inv-table tbody,.vht-inv-table tr,.vht-inv-table td{display:block;width:100%}.vht-inv-table thead{display:none}.vht-inv-table tr{border-bottom:1px solid var(--vht-border);padding:8px 0}.vht-inv-table tr:last-child{border-bottom:0}.vht-inv-table td{border:0;padding:8px 14px}.vht-inv-table td:before{content:attr(data-label);display:block;color:var(--vht-blue);font-size:12px;font-weight:800;text-transform:uppercase;margin-bottom:2px}}