@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;600;650;700&family=Manrope:wght@400;500;600;650;700;750;800&display=swap');
:root{--ink:#14232c;--muted:#7b858b;--red:#b51620;--line:#dce0e0;--paper:#f5f6f3}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);font-family:'DM Sans',Arial,sans-serif;background:#fff}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid #da6670;outline-offset:5px}img{display:block;max-width:100%}header{height:100px;display:flex;align-items:center;justify-content:space-between;padding:18px 5%;background:white;position:relative;z-index:10}.brand img{width:235px;height:69px;object-fit:contain}.brand{flex-shrink:0}nav{display:flex;align-items:center;gap:38px;font-size:14px;font-weight:600}.nav-cta{border:1px solid #c8cfd1;padding:14px 20px;min-width:136px;display:flex;justify-content:space-between;gap:25px}.nav-cta:hover{background:var(--paper)}.menu{display:none}.hero{min-height:650px;height:calc(100svh - 158px);max-height:900px;position:relative;display:flex;align-items:center;background:#1a242b;color:white;overflow:hidden}.hero-photo,.hero-shade{position:absolute;width:100%;height:100%;inset:0;object-fit:cover}.hero-photo{object-position:center 57%}.hero-shade{background:linear-gradient(90deg,rgba(9,23,32,.9) 0%,rgba(9,23,32,.63) 49%,rgba(9,23,32,.08) 100%),linear-gradient(0deg,rgba(9,23,32,.5),transparent 40%)}.hero-content{position:relative;padding:70px 6% 130px;width:100%}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--red);margin:0 0 26px;line-height:1.6}.eyebrow.light{color:#d8dfe2}.eyebrow span{display:inline-block;width:6px;height:6px;background:#e6444c;margin-right:10px;border-radius:50%;vertical-align:middle}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:Manrope,Arial,sans-serif}h1{font-size:clamp(45px,5.8vw,90px);line-height:1.1;letter-spacing:-4px;font-weight:500;margin-bottom:27px}em{font-style:normal;color:#f18a8a}.hero-copy{max-width:470px;color:#d5dde1;line-height:1.8;font-size:16px;margin-bottom:35px}.hero-actions{display:flex;align-items:center;gap:32px}.button{padding:18px 23px;display:inline-flex;align-items:center;justify-content:space-between;gap:32px;font-size:13px;font-weight:600;border:0;transition:background .2s,transform .2s}.button:hover{transform:translateY(-2px)}.red{background:var(--red);color:white}.red:hover{background:#95101a}.text-link{font-size:13px;border-bottom:1px solid #76828b;padding:15px 0;display:flex;gap:25px}.hero-bottom{position:absolute;bottom:30px;left:6%;right:6%;display:flex;justify-content:space-between;border-top:1px solid #ffffff35;padding-top:25px;font-size:9px;letter-spacing:1.5px;color:#d4dce0}.hero-bottom a{display:flex;gap:25px}.discipline-bar{padding:23px 6%;display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:#e7eaeb;font-size:10px;letter-spacing:1.4px}.discipline-bar i{color:#b96368;font-size:18px;font-style:normal}.section{padding:110px 6%}.about{display:grid;grid-template-columns:1.15fr 1fr;column-gap:10%;row-gap:65px}h2{font-size:clamp(32px,3.3vw,52px);font-weight:500;letter-spacing:-2px;line-height:1.2;margin-bottom:0}.muted{color:var(--muted)}p{line-height:1.8;font-size:14px;color:#626e75}.about-copy .lead{font-size:21px;line-height:1.5;color:var(--ink);margin-bottom:18px}.inline-link{display:inline-flex;gap:55px;font-size:13px;font-weight:650;border-bottom:1px solid var(--red);padding:8px 0 13px;margin-top:7px}.inline-link span{color:var(--red)}.principles{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding-top:28px;gap:50px}.principles b{font-size:15px;font-weight:650}.principles p{font-size:13px;margin:8px 0 0}.services{background:var(--paper)}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:70px;margin-bottom:45px}.section-heading>p{max-width:330px;margin-bottom:0}.filters{display:flex;border-bottom:1px solid var(--line);margin:15px 0 5px;gap:32px}.filters button{padding:18px 0;background:none;border:0;border-bottom:2px solid transparent;font-size:13px;color:#667077}.filters button.active{color:var(--red);border-bottom-color:var(--red)}.filters small{font-size:9px;margin-left:7px}.service{border-bottom:1px solid var(--line)}.service summary{list-style:none;display:grid;grid-template-columns:45px 1fr auto;align-items:center;gap:18px;padding:24px 0;cursor:pointer}.service summary::-webkit-details-marker{display:none}.service .num{font-size:11px;color:#9a6266}.service h3{font-size:19px;letter-spacing:-.4px;font-weight:600;margin:0}.service .plus{font-size:23px;font-weight:400;color:var(--red)}.service[open] .plus{transform:rotate(45deg)}.service p{margin:0 50px 25px 63px;max-width:740px}.service[hidden]{display:none}.solar-feature{display:grid;grid-template-columns:1fr 1fr;background:var(--ink);color:white}.solar-image{position:relative;min-height:480px;overflow:hidden}.solar-image img{width:100%;height:100%;object-fit:cover;position:absolute}.solar-image:after{content:'';position:absolute;inset:60% 0 0;background:linear-gradient(transparent,#0008)}.solar-image span{position:absolute;z-index:1;bottom:32px;left:10%;font-size:10px;letter-spacing:1.5px}.solar-text{padding:75px 12%;display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.solar-text h2{font-size:42px}.solar-text>p:not(.eyebrow){color:#bac5cb;margin:26px 0 30px}.white{background:white;color:var(--ink)}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:25px;padding-top:20px}.steps article{border-top:1px solid #d1d7d9;padding-top:23px}.steps article>span{color:var(--red);font-size:12px}.steps h3{font-size:16px;margin:30px 0 12px;letter-spacing:-.5px}.steps p{font-size:13px}.quality-note{padding:30px;display:flex;gap:25px;background:var(--paper);margin-top:40px;align-items:center}.quality-note h3{font-size:17px;margin-bottom:8px}.quality-note p{margin:0;font-size:13px}.quality-mark{font-size:40px;color:var(--red);font-weight:400;padding:10px}.contact{background:#101c24;color:white;display:grid;grid-template-columns:1.2fr 1fr;gap:10%}.contact h2{font-size:clamp(36px,3.6vw,58px)}.contact-heading>p:not(.eyebrow){max-width:430px;color:#aab6bd;margin-top:25px}.contact-email{display:flex;gap:20px;justify-content:space-between;font-size:clamp(16px,1.7vw,26px);padding:20px 0;border-bottom:1px solid #ffffff30;overflow-wrap:anywhere}.contact-email span{color:#e76b73}.contact-details{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:35px}.contact-details span{color:#82939e;font-size:9px;letter-spacing:1.6px;display:block;margin-bottom:12px}.contact-details p{color:#b2bfc6;font-size:12px;margin:8px 0}.contact-details a{font-size:18px}form{border:1px solid #ffffff25;padding:34px;background:#17252e}form h3{font-size:21px;font-weight:500;margin-bottom:28px}label{display:block;font-size:11px;color:#d1dadd;margin:18px 0 9px}input,select,textarea{width:100%;border:1px solid #ffffff30;background:#101e27;border-radius:0;padding:12px;color:#fff;font-size:13px;outline-offset:3px}input::placeholder,textarea::placeholder{color:#81919c}textarea{resize:vertical}form .button{width:100%;margin-top:24px}.form-note{font-size:10px;color:#9aabb6;margin:12px 0 0;line-height:1.6}#form-status{font-size:12px;color:#fff;margin-bottom:0}footer{padding:45px 6% 25px;background:#0c161d;color:#b8c1c8}.footer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:38px;gap:35px}.footer-brand{padding:8px;background:white;max-width:205px}.footer-top>p{font-size:13px;color:#9aa9b3;margin:0}.back-top{font-size:9px;letter-spacing:1px}.footer-bottom{border-top:1px solid #ffffff20;padding-top:22px;display:flex;justify-content:space-between;gap:20px;font-size:9px;color:#81929e}.skip{position:fixed;left:10px;top:-100px;z-index:100;background:white;padding:15px}.skip:focus{top:10px}
@media(min-width:1600px){.section{padding-left:max(6%,calc((100% - 1400px)/2));padding-right:max(6%,calc((100% - 1400px)/2))}}
@media(max-width:900px){nav{gap:20px}.hero{height:700px}h1{letter-spacing:-2.5px}.about{column-gap:6%}.section{padding:75px 6%}.section-heading{gap:30px}.section-heading>p{max-width:260px}.steps{grid-template-columns:repeat(3,1fr)}.solar-text{padding:55px 10%}.solar-text h2{font-size:32px}.contact{gap:6%}.contact-details{grid-template-columns:1fr}.footer-bottom{flex-wrap:wrap}form{padding:24px}}
@media(max-width:640px){header{height:82px;padding:12px 6%}.brand img{width:185px;height:56px}.menu{display:block;border:1px solid var(--line);background:white;font-size:20px;padding:6px 12px}nav{display:none;position:absolute;top:82px;left:0;right:0;background:white;padding:25px 6%;flex-direction:column;align-items:stretch;gap:25px;border-bottom:1px solid var(--line)}nav.open{display:flex}.hero{height:690px;min-height:0}.hero-content{padding:55px 6% 115px}.hero-photo{object-position:65% center}.hero-shade{background:linear-gradient(90deg,#0b1c29e6,#0b1c296b)}.eyebrow{font-size:9px;letter-spacing:1.4px;margin-bottom:22px}h1{font-size:46px;letter-spacing:-2px}.hero-copy{font-size:14px;max-width:330px}.hero-actions{gap:18px;align-items:flex-start;flex-direction:column}.button{padding:16px 20px}.hero-bottom{font-size:8px;gap:20px;align-items:center;bottom:24px;line-height:1.7}.hero-bottom>a{font-size:0;gap:0}.hero-bottom>a span{font-size:20px}.discipline-bar{display:grid;grid-template-columns:1fr 1fr;gap:18px;text-align:center;font-size:8px;letter-spacing:1px}.discipline-bar i{display:none}.section{padding:65px 6%}h2{font-size:34px;letter-spacing:-1.4px}.about{grid-template-columns:1fr;gap:32px}.about-copy .lead{font-size:19px}.principles{grid-template-columns:1fr;gap:25px;padding-top:25px}.principles p{margin-top:3px}.section-heading{display:block;margin-bottom:25px}.section-heading>p{max-width:none;margin-top:22px}.filters{gap:22px;overflow-x:auto;white-space:nowrap}.filters button{font-size:11px;flex-shrink:0}.filters small{display:none}.service summary{grid-template-columns:27px 1fr auto;gap:10px;padding:21px 0}.service h3{font-size:16px}.service p{margin-left:37px;margin-right:12px;font-size:13px}.solar-feature{grid-template-columns:1fr}.solar-image{min-height:320px}.solar-text{padding:50px 6%}.solar-text h2{font-size:36px}.steps{grid-template-columns:1fr;gap:10px}.steps article{display:grid;grid-template-columns:30px 1fr;column-gap:12px;padding-top:22px}.steps h3{margin:0}.steps p{grid-column:2}.quality-note{padding:22px;align-items:flex-start;gap:12px}.quality-mark{padding:0;font-size:28px}.contact{grid-template-columns:1fr;gap:38px}.contact h2{font-size:41px}.contact-details{grid-template-columns:1fr 1fr;gap:15px}.contact-details a{font-size:16px}.contact-email{font-size:18px}form{padding:25px}.footer-top{flex-wrap:wrap;gap:24px}.footer-brand{max-width:185px}.footer-top>p{font-size:11px}.footer-bottom{flex-direction:column;gap:12px}.back-top{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.contact-domain{display:inline-block;color:#b2bfc6;font-size:13px;margin-top:16px}.contact-domain:hover{color:#fff}.footer-bottom{line-height:1.8}

/* The original SEI emblem, with its former wordmark outside the visible frame. */
.brand,.footer-brand{display:inline-flex;align-items:center;gap:16px;max-width:none;flex-shrink:1}
.sei-emblem{display:block;flex:0 0 64px;width:64px;height:64px;background:url('assets/brand-0.png') left top/auto 100% no-repeat;overflow:hidden}
.brand-name{font-family:Manrope,Arial,sans-serif;font-size:18px;font-weight:800;line-height:1.35;letter-spacing:-.45px;color:var(--ink)}
.footer-brand{padding:0;background:transparent;max-width:none}
.footer-brand .brand-name{color:#f4f6f7;font-size:16px}
.footer-brand .sei-emblem{flex-basis:56px;width:56px;height:56px}
@media(min-width:821px) and (max-width:1050px){nav{gap:18px;font-size:12px}.brand{gap:12px}.brand-name{font-size:16px}.nav-cta{min-width:112px;padding:12px 16px}}
@media(max-width:820px){header{height:82px;padding:12px 6%;gap:12px}.brand{gap:12px;max-width:calc(100% - 55px)}.brand-name{font-size:clamp(12px,3.85vw,17px);letter-spacing:-.35px}.sei-emblem{flex-basis:52px;width:52px;height:52px}.menu{display:block;flex-shrink:0;border:1px solid var(--line);background:white;font-size:20px;padding:6px 12px}nav{display:none;position:absolute;top:82px;left:0;right:0;background:white;padding:25px 6%;flex-direction:column;align-items:stretch;gap:25px;border-bottom:1px solid var(--line)}nav.open{display:flex}.footer-brand{gap:12px}.footer-brand .brand-name{font-size:15px}.footer-brand .sei-emblem{flex-basis:52px;width:52px;height:52px}}