:root{--ink:#222321;--muted:#5f605d;--line:#c4c4c0;--paper:#f2f2ef;--silver:#ccc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65;background:#ccc url('../bcgrnd8.jpg') center top/cover fixed}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #535953;outline-offset:5px}a:hover{text-decoration:none}.wrap{width:min(1200px,calc(100% - 80px));margin-inline:auto}.skip{position:fixed;top:-100px;left:20px;background:white;padding:12px;z-index:99}.skip:focus{top:12px}.header{background:rgba(241,241,238,.94);border-bottom:1px solid #aaa}.topbar{display:flex;align-items:center;justify-content:space-between;padding-block:22px}.brand{font-size:34px;line-height:1;font-weight:800;letter-spacing:-2px}.brand span{color:#72736f;font-weight:400}.brand small{display:block;font-size:9px;letter-spacing:2.2px;margin-top:10px;font-weight:600}.header-contact{display:flex;gap:32px;font-size:14px}.header-contact a:first-child{font-weight:700}.navigation{display:flex;justify-content:space-between;border-top:1px solid #d0d0cc;gap:16px}.navigation a{font-size:13px;padding:17px 0;border-bottom:3px solid transparent;white-space:nowrap}.navigation a:hover,.navigation a[aria-current]{border-color:#272925}.menu{display:none}.banner{padding-top:30px}.banner>a{display:block;overflow:hidden;background:#222;box-shadow:0 14px 38px #0002}.banner img{width:100%;height:auto}.intro{display:grid;grid-template-columns:1.15fr 1fr;gap:70px;padding-block:50px 55px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;margin:0 0 16px;color:#555751}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(32px,3.4vw,48px);line-height:1.12;letter-spacing:-1.7px;font-weight:600;margin-bottom:0}h2{font-size:32px;line-height:1.2;letter-spacing:-1px;font-weight:600}h3{font-size:23px;line-height:1.2;letter-spacing:-.5px}.intro-right{padding-top:24px;max-width:450px}.intro-right p{font-size:18px;color:#454741}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;padding:13px 22px;background:#292b27;color:white;font-size:13px}.button:hover{background:#454840}.services-section{padding-bottom:65px}.section-heading{display:flex;align-items:center;justify-content:space-between;padding:24px 0;border-top:1px solid #9d9f98}.section-heading h2{margin:0}.section-heading>span{font-size:12px;color:#555}.services{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.service{display:flex;flex-direction:column;background:rgba(246,246,243,.92);padding:27px 28px 22px;min-height:290px;border:1px solid #b9bbb4;transition:transform .2s,box-shadow .2s}.service:hover{transform:translateY(-4px);box-shadow:0 12px 25px #0001}.card-top{display:flex;justify-content:space-between;font-size:13px;margin-bottom:22px;color:#666}.card-top span:last-child{font-size:22px;line-height:1}.original-label{width:auto;height:20px;max-width:100%;object-fit:contain;object-position:left;margin-bottom:13px}.service h3{margin-bottom:12px}.service p{font-size:14px;color:var(--muted);margin-bottom:25px}.more{border-top:1px solid #d0d0ca;padding-top:14px;margin-top:auto;display:flex;justify-content:space-between;font-size:12px;font-weight:600}.overview{display:grid;grid-template-columns:1.35fr 1fr;gap:64px;padding-block:0 72px;align-items:start}.overview aside{position:sticky;top:30px;padding-top:24px}.prose{background:rgba(248,248,245,.94);padding:38px 42px;border:1px solid #bfc0b9;min-width:0;overflow-wrap:anywhere}.prose p{margin-bottom:22px}.prose h2{font-size:23px;margin:32px 0 18px;letter-spacing:-.4px}.prose h2:first-child{margin-top:0}.prose li{padding-left:5px;margin-bottom:9px}.prose ul{padding-left:21px;margin:16px 0 28px}.prose a:not(.original-image){text-decoration:underline;text-underline-offset:3px}.original-image{display:block;margin:24px 0}.original-image img{margin-inline:auto;max-height:850px;object-fit:contain}.image-note{font-size:12px;text-align:center;color:#4b4d47}.contact-section{background:#252723;color:#f4f4ef;border-top:1px solid #454741}.contact-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding-block:54px}.contact-inner .eyebrow{color:#c1c3ba}.contact-inner h2{font-size:36px;margin-bottom:0}.contact-links{align-self:center}.contact-links a{display:flex;justify-content:space-between;font-size:24px;border-bottom:1px solid #61635b;padding:12px 0}.contact-links a:hover{color:#c7c9c1}footer{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-block:32px}footer .brand{font-size:26px}footer p{font-size:12px;margin:0}.credit{display:flex;align-items:center;gap:12px;font-size:10px}.breadcrumb{display:flex;gap:14px;padding-block:26px;font-size:12px;color:#51534e}.breadcrumb a{text-decoration:underline}.page-heading{padding:28px 0 42px}.page-heading h1{max-width:820px;font-size:clamp(35px,4.8vw,64px)}.page-heading>p:last-child{font-size:18px;max-width:700px;margin:24px 0 0;color:#484b44}.detail-layout{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(0,1fr);gap:36px;padding-bottom:70px;align-items:start}.sidebar{position:sticky;top:24px;min-width:0}.sidebar nav{background:rgba(238,238,234,.95);padding:24px;border:1px solid #b8bab2}.sidebar nav a{font-size:13px;line-height:1.45;padding:13px 0;border-top:1px solid #c4c6bd;display:flex;justify-content:space-between;gap:18px}.sidebar nav a[aria-current]{font-weight:700}.side-contact{padding:24px 0}.side-contact .original-image{margin:0 0 20px}.side-contact p{font-weight:600;margin-bottom:8px}.side-contact>a{display:block;font-size:14px}.mini-banner{display:block}.mini-banner img{width:100%}@media(min-width:1500px){.wrap{width:min(1320px,calc(100% - 100px))}}@media(max-width:1000px){.wrap{width:calc(100% - 44px)}.navigation{gap:10px}.navigation a{font-size:11px}.intro{gap:35px}.services{grid-template-columns:repeat(2,1fr)}.overview{gap:28px}.detail-layout{grid-template-columns:minmax(0,1.8fr) minmax(0,1fr);gap:22px}.prose{padding:28px}.contact-links a{font-size:20px}footer{gap:18px}}@media(max-width:700px){.wrap{width:calc(100% - 32px)}.topbar{padding-block:18px}.brand{font-size:29px}.header-contact{display:none}.menu{display:flex;gap:14px;align-items:center;border:1px solid #b1b3a9;padding:8px 13px;background:transparent;font-size:13px}.navigation{flex-wrap:wrap;padding-block:8px 14px;gap:0}.navigation a{flex:1 0 50%;white-space:normal;font-size:13px;padding:11px 8px}.js .navigation{display:none}.js .navigation.open{display:flex}.banner{padding-top:16px}.intro{grid-template-columns:1fr;gap:20px;padding-block:30px 38px}.intro h1{font-size:36px}.intro-right{padding-top:0}.intro-right p{font-size:16px}.services{grid-template-columns:1fr}.service{min-height:255px;padding:22px}.service h3{font-size:25px}.section-heading h2{font-size:26px}.services-section{padding-bottom:38px}.overview{grid-template-columns:1fr;gap:18px;padding-bottom:40px}.overview aside{position:static;padding-top:0}.prose{padding:25px 23px;font-size:15px}.contact-inner{grid-template-columns:1fr;gap:26px;padding-block:35px}.contact-inner h2{font-size:30px}.contact-links a{font-size:20px}footer{flex-direction:column;text-align:center;gap:18px;padding-block:28px}.breadcrumb{padding-block:20px;flex-wrap:wrap}.page-heading{padding:15px 0 30px}.page-heading h1{font-size:39px;overflow-wrap:break-word}.page-heading>p:last-child{font-size:16px}.detail-layout{grid-template-columns:1fr;gap:28px;padding-bottom:38px}.sidebar{position:static}.side-contact{max-width:430px;margin-inline:auto;text-align:center}.mini-banner{max-width:430px;margin:auto}.original-image img{max-height:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
.document-gallery{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:24px;align-items:center}.document-gallery .original-image{flex:1 1 220px;margin:0}.document-gallery img{max-height:430px}.sidebar .original-label{height:auto;max-height:25px;max-width:calc(100% - 24px);margin:0}.sidebar nav a{align-items:center}@media(max-width:700px){.document-gallery{display:block}.document-gallery .original-image+.original-image{margin-top:20px}}
.header .brand{perspective:700px}
.header .brand .logo-turn{display:block;color:inherit;font-weight:inherit;transform-origin:center;animation:logo-vertical-turn 6s linear infinite}
@keyframes logo-vertical-turn{0%,33.333333%{transform:rotateY(0deg)}100%{transform:rotateY(720deg)}}
@media(prefers-reduced-motion:reduce){.header .brand .logo-turn{animation:none}}
@media print{.header .brand .logo-turn{animation:none}}
/* Raised lettering on the six service cards. */
.service .card-top{justify-content:flex-end;margin-bottom:20px}
.service h3{color:#343632;text-shadow:0 -1px 0 #fff,1px 1px 0 #bfc1bb,2px 2px 0 #a3a69f,3px 3px 2px #0003;letter-spacing:-.3px}
.banner>a{position:relative;isolation:isolate}
.maze-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1;overflow:hidden}
.maze-overlay circle{filter:drop-shadow(1px 2px 2px #0009)}
@media print{.maze-overlay{display:none}}
.banner>a{container-type:inline-size}
.animated-words>img:first-child{visibility:hidden}
.banner .banner-clean-background,.banner .banner-original-photo{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.banner .banner-original-photo{clip-path:inset(0 0 0 72.7%)}
.banner-words{position:absolute;inset:0;perspective:900px;pointer-events:none;color:#fff;font-family:Arial,Helvetica,sans-serif;line-height:1.05}
.banner-word,.banner-audit{position:absolute;display:block;white-space:nowrap;transform-origin:center;letter-spacing:-.12cqw}
.banner-word{font-size:6.5cqw;font-weight:700}
.word-energy{left:10.7%;top:7.7%;animation:energy-turn 12s ease-in-out infinite}
.word-certification{left:21.3%;top:26.1%;animation:certification-turn 12s ease-in-out infinite}
.word-buildings{left:43.5%;top:45.1%;animation:buildings-turn 12s ease-in-out infinite}
.banner-audit{left:10.8%;top:80.8%;font-size:3.43cqw;font-weight:400;animation:audit-flash 12s steps(1,end) infinite}
@keyframes energy-turn{0%,8.333%{transform:rotateY(0)}25%,100%{transform:rotateY(360deg)}}
@keyframes certification-turn{0%,25%{transform:rotateY(0)}41.667%,100%{transform:rotateY(360deg)}}
@keyframes buildings-turn{0%,41.667%{transform:rotateY(0)}58.333%,100%{transform:rotateY(360deg)}}
@keyframes audit-flash{0%,62.49%,66.667%,75%,100%{color:#fff;text-shadow:none}62.5%,70.833%{color:#ff2020;text-shadow:0 0 10px #ff202066}}
.words-paused .banner-word,.words-paused .banner-audit,.tab-paused .banner-word,.tab-paused .banner-audit{animation-play-state:paused}
@media(prefers-reduced-motion:reduce){.banner-word,.banner-audit{animation:none}}
@media print{.banner-word,.banner-audit{animation:none}}
/* Larger, raised lettering in the main navigation. */
.navigation a{font-size:17px;font-weight:700;letter-spacing:.05px;color:#30322e;text-shadow:0 -1px 0 #fff,1px 1px 0 #c1c3bd,2px 2px 1px #0002;padding-block:18px}
@media(min-width:701px) and (max-width:1100px){.navigation{gap:10px;flex-wrap:wrap;justify-content:center}.navigation a{font-size:15px;padding:13px 10px}}
@media(max-width:700px){.navigation a{font-size:16px;padding:13px 8px}.menu{font-size:16px;font-weight:700}}