:root{--ink:#07131c;--ink2:#0b1c27;--cyan:#26d7df;--blue:#2b8fff;--paper:#edf1ef;--muted:#8ea0a7;--line:rgba(255,255,255,.14);--copper:#c77b4f;--pad:clamp(22px,6vw,96px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:#f6f8f7;font-family:Inter,Manrope,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.5}body.dialog-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.skip-link{position:fixed;left:12px;top:-100px;background:#fff;color:#000;padding:8px;z-index:99}.skip-link:focus{top:12px}.site-header{height:78px;padding:0 var(--pad);display:flex;align-items:center;justify-content:space-between;position:fixed;inset:0 0 auto;z-index:30;border-bottom:1px solid rgba(255,255,255,.1);transition:.3s}.site-header.scrolled{background:rgba(7,19,28,.9);backdrop-filter:blur(16px)}.brand{display:flex;align-items:center;gap:10px}.brand-logo{display:block;width:62px;height:auto;filter:drop-shadow(0 0 12px rgba(38,215,223,.18))}.brand-wordmark{font-size:20px;font-weight:650;letter-spacing:.01em;color:var(--cyan)}.brand-wordmark b{font-weight:300;color:#f6f8f7}.footer-brand .brand-logo{width:70px}.footer-brand .brand-wordmark{font-size:18px}.desktop-nav{display:flex;gap:38px;font-size:13px}.desktop-nav a{opacity:.8}.desktop-nav a:hover{opacity:1;color:var(--cyan)}.header-actions{display:flex;align-items:center;gap:14px}.language-switcher{position:relative}.language-button,.menu-toggle{border:0;color:#fff;background:transparent;cursor:pointer}.language-button{height:40px;display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.12em}.globe{color:var(--cyan);font-size:22px}.chevron{font-size:16px}.language-menu{position:absolute;right:0;top:48px;width:190px;padding:8px;background:#10232f;border:1px solid var(--line);box-shadow:0 18px 50px #0008;display:none}.language-menu.open{display:block}.language-menu button{width:100%;display:flex;justify-content:space-between;padding:11px 12px;background:transparent;border:0;color:#fff;text-align:left;cursor:pointer}.language-menu button:hover,.language-menu button.active{background:#ffffff10;color:var(--cyan)}.menu-toggle{display:none;width:36px;height:36px}.menu-toggle span{display:block;width:20px;height:1px;background:#fff;margin:6px auto}
.hero{min-height:780px;height:100vh;position:relative;display:flex;align-items:center;overflow:hidden;background:#06131d}.hero-media{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,11,17,.96) 0%,rgba(3,11,17,.77) 32%,rgba(3,11,17,.08) 72%),linear-gradient(0deg,rgba(3,11,17,.83),transparent 40%),url("assets/beotechnic-hero-v5.png") 72% center/cover no-repeat;transform:scale(1.01)}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(45,203,210,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(45,203,210,.06) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(90deg,#000,transparent 60%)}.hero-content{position:relative;z-index:2;padding:80px var(--pad) 100px;max-width:830px}.eyebrow,.kicker{font-size:11px;letter-spacing:.22em;color:#afc1c5;text-transform:uppercase}.eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:30px}.eyebrow>span:first-child{width:35px;height:1px;background:var(--cyan)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(62px,8vw,126px);line-height:.82;letter-spacing:-.07em;margin:0 0 35px;font-weight:250}.hero h1 em,.contact h2 em{font-style:normal;color:var(--cyan)}.hero-copy{font-size:clamp(17px,1.7vw,23px);line-height:1.5;max-width:620px;color:#c1ced1;font-weight:300}.hero-actions{display:flex;align-items:center;gap:34px;margin-top:40px}.button{border:0;cursor:pointer;display:inline-flex;justify-content:space-between;align-items:center;gap:32px;padding:16px 20px;font-weight:650;font-size:13px}.button-primary{background:var(--cyan);color:#042027;min-width:220px}.button-primary:hover{background:#fff}.button b,.text-link b,.card-link b{font-size:19px;font-weight:400}.text-link{display:flex;gap:28px;align-items:center;font-size:13px;border-bottom:1px solid #ffffff52;padding:11px 0}.hero-stats{position:absolute;z-index:3;right:var(--pad);bottom:42px;display:flex;gap:1px}.hero-stats div{width:145px;padding:15px 18px;background:#081722bc;border-top:1px solid var(--line);backdrop-filter:blur(10px)}.hero-stats strong{display:block;color:#fff;font-size:19px}.hero-stats span{display:block;color:var(--muted);font-size:10px;letter-spacing:.08em;margin-top:3px}.scroll-cue{position:absolute;z-index:4;bottom:0;left:50%;height:70px;width:1px;background:#ffffff25}.scroll-cue span{display:block;background:var(--cyan);height:24px;animation:scroll 2s infinite}@keyframes scroll{0%{transform:translateY(0);opacity:0}30%{opacity:1}100%{transform:translateY(45px);opacity:0}}
.section{padding:110px var(--pad)}.section-index{font-size:10px;letter-spacing:.2em;color:#778b91;text-transform:uppercase}.intro{background:var(--paper);color:var(--ink);display:grid;grid-template-columns:1fr 2.2fr 1.7fr;gap:7vw;align-items:start}.intro h2,.section-head h2,.contact h2{font-size:clamp(40px,5.4vw,78px);font-weight:300;line-height:1.04;letter-spacing:-.05em}.intro h2{margin:15px 0 0}.intro-detail{padding-top:35px}.intro-detail>p{font-size:17px;color:#4e6268;line-height:1.75}.capabilities{margin-top:35px;border-top:1px solid #bec8c7}.capabilities span{display:block;border-bottom:1px solid #bec8c7;padding:11px 0;font-size:12px}.capabilities span::before{content:"+";color:#168e94;margin-right:14px}.kicker{color:#168e94;margin-bottom:14px}
.solutions{background:#07131c;padding-bottom:140px}.section-head{display:grid;grid-template-columns:1fr 2.2fr 1.7fr;gap:7vw;align-items:end;margin-bottom:70px}.section-head h2{margin:0}.section-head>p{color:#8ea0a7;max-width:370px}.solution-card{position:relative;min-height:390px;border-top:1px solid var(--line);display:grid;grid-template-columns:90px minmax(280px,1.1fr) 1.5fr;gap:5vw;align-items:center;overflow:hidden}.solution-card:last-child{border-bottom:1px solid var(--line)}.solution-card::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 35%,rgba(33,212,221,.06));opacity:0;transition:.4s}.solution-card:hover::after{opacity:1}.card-number{font:11px/1 monospace;color:#658087;align-self:start;margin-top:34px}.card-icon{position:relative;height:250px;filter:drop-shadow(0 25px 30px #0008);z-index:1}.pump-icon span{position:absolute;inset:50% auto auto 50%;width:155px;height:155px;transform:translate(-50%,-50%);border:22px solid #64747b;border-radius:50%;box-shadow:inset 0 0 0 18px #14252e,0 0 0 9px #1b303a}.pump-icon span::before,.pump-icon span::after{content:"";position:absolute;background:linear-gradient(#97a8ad,#35474f);border:1px solid #9aa8ac}.pump-icon span::before{width:115px;height:52px;left:-88px;top:27px;border-radius:18px 4px 4px 18px}.pump-icon span::after{height:90px;width:55px;left:28px;top:-96px;border-radius:4px 4px 0 0}.energy-icon span{position:absolute;width:190px;height:220px;left:50%;top:50%;transform:translate(-50%,-50%) skewY(-2deg);background:linear-gradient(135deg,#526975,#172b36 60%);border:1px solid #8ca6ad;box-shadow:inset 0 0 0 8px #0d1f29}.energy-icon span::after{content:"";position:absolute;inset:28px 22px;background:repeating-linear-gradient(0deg,#273d47 0 9px,#60cbd022 10px 12px)}.energy-icon i{position:absolute;width:8px;height:55px;background:var(--cyan);left:calc(50% + 68px);top:48px;box-shadow:0 0 20px var(--cyan)}.foil-icon span,.foil-icon i{position:absolute;left:50%;top:50%;width:150px;height:150px;border-radius:50%;transform:translate(-62%,-50%);border:28px solid var(--copper);box-shadow:inset 0 0 0 13px #0c1820,0 0 20px #c77b4f44}.foil-icon i{width:115px;height:115px;transform:translate(8%,-25%);border-width:23px;border-color:#bac8cb;z-index:-1}.card-content{z-index:2;padding:54px 0}.partner,.dialog-eyebrow{font:10px/1.2 monospace;color:var(--cyan);letter-spacing:.18em}.card-content h3{font-size:clamp(31px,3.4vw,52px);font-weight:350;letter-spacing:-.04em;margin:16px 0}.card-content>p:not(.partner){max-width:650px;color:#92a4a9;font-size:16px}.tags{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0}.tags span{font-size:10px;letter-spacing:.08em;color:#a3b2b6;border:1px solid #40525a;padding:6px 9px}.card-link{color:#fff;background:none;border:0;border-bottom:1px solid #3c5059;padding:10px 0;display:flex;gap:30px;align-items:center;cursor:pointer;font-size:12px;position:relative;z-index:3}.card-link:hover{color:var(--cyan)}
.partners{background:#0a1923}.partner-track{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:38px}.partner-name{min-height:200px;background:#0a1923;padding:32px;display:flex;flex-direction:column;justify-content:center;gap:14px}.partner-logo-panel{height:82px;width:100%;display:flex;align-items:center;padding:16px 20px;background:#edf1ef}.partner-logo-panel img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;object-position:left center}.partner-name small{color:#8ca0a6}.partner-note{max-width:760px;color:#657b82;font-size:11px;margin:35px 0 0}
.contact{position:relative;background:#dce7e5;color:var(--ink);display:grid;grid-template-columns:1fr 1.3fr 1.7fr;gap:6vw;overflow:hidden}.contact-noise{position:absolute;inset:0;opacity:.35;background:radial-gradient(circle at 10% 100%,#64cfd0aa,transparent 28%),linear-gradient(120deg,transparent 65%,#fff9)}.contact>*:not(.contact-noise){position:relative}.contact-heading h2{margin:12px 0}.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:24px}.contact-form label{display:flex;flex-direction:column;gap:7px;font-size:10px;text-transform:uppercase;letter-spacing:.14em;color:#496066}.contact-form input,.contact-form select,.contact-form textarea{border:0;border-bottom:1px solid #8da5a7;background:transparent;padding:9px 0;outline:none;color:var(--ink);resize:vertical}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:#087d83}.contact-form .full{grid-column:1/-1}.form-hint{font-size:10px;color:#71878b;margin:-12px 0 0}.contact-form .button{justify-self:start}
footer{padding:38px var(--pad);display:grid;grid-template-columns:1.5fr 1.6fr auto;gap:30px;align-items:center;background:#040b10;color:#718087;font-size:11px}.footer-links{display:flex;flex-wrap:wrap;gap:22px}.footer-links a:hover,footer a:hover{color:#fff}.footer-brand{color:#fff}.copyright{text-align:right;margin:0}
.product-dialog{width:min(1000px,calc(100% - 36px));max-height:90vh;background:#0b1b25;color:#fff;border:1px solid #40545c;padding:clamp(28px,5vw,70px);box-shadow:0 25px 100px #000b}.product-dialog::backdrop{background:#02090ed9;backdrop-filter:blur(8px)}.product-dialog h2{font-size:clamp(38px,5vw,66px);font-weight:300;letter-spacing:-.05em;margin:18px 0}.product-dialog>p:not(.dialog-eyebrow){color:#8fa3a8;max-width:650px}.dialog-close{position:absolute;right:20px;top:15px;border:0;background:transparent;color:#fff;font-size:34px;cursor:pointer}.product-list{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin:35px 0}.product-list span{background:#0b1b25;padding:14px;font-size:12px;color:#c5d0d2}.product-list span::before{content:"+";color:var(--cyan);margin-right:10px}.data-strip{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);margin:32px 0}.data-strip div{padding:22px;border-right:1px solid var(--line)}.data-strip div:last-child{border:0}.data-strip b{display:block;color:var(--cyan);font-size:19px}.data-strip span{font-size:10px;color:#7f959b}.source-link{display:inline-block;border-bottom:1px solid #62777d;padding:8px 0;margin-right:24px;font-size:12px}.source-link:hover{color:var(--cyan)}.modal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin:35px 0}.modal-grid.two{grid-template-columns:repeat(2,1fr)}.modal-grid>div{background:#10232d;padding:28px}.modal-grid>div>span{font:11px monospace;color:var(--cyan)}.modal-grid h3{font-size:22px;font-weight:400;margin:35px 0 10px}.modal-grid p{font-size:13px;color:#8ea0a7}.source-pair{display:flex;flex-wrap:wrap}
@media(max-width:900px){.desktop-nav{display:none}.menu-toggle{display:block}.site-header.mobile-open{height:auto;bottom:0;align-items:flex-start;background:#07131cf7;padding-top:22px}.site-header.mobile-open .desktop-nav{display:flex;position:absolute;left:var(--pad);top:100px;flex-direction:column;font-size:30px}.site-header.mobile-open .header-actions{margin-left:auto}.hero{min-height:760px}.hero-content{padding-top:130px}.hero-stats{left:var(--pad);right:auto}.intro,.section-head,.contact{grid-template-columns:1fr}.intro,.contact{gap:30px}.section-head{gap:25px}.solution-card{grid-template-columns:55px 230px 1fr}.partner-track{grid-template-columns:1fr}footer{grid-template-columns:1fr 1fr}.copyright{text-align:left}.product-list{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.site-header{height:66px}.brand-logo{width:52px}.brand-wordmark{font-size:17px}.footer-brand .brand-logo{width:60px}.footer-brand .brand-wordmark{font-size:17px}.language-button .globe,.language-button .chevron{display:none}.hero{height:auto;min-height:760px}.hero-media{background:linear-gradient(90deg,rgba(3,11,17,.92),rgba(3,11,17,.45)),linear-gradient(0deg,#03101a 0%,transparent 70%),url("assets/beotechnic-hero-v5.png") 70% center/cover}.hero h1{font-size:64px}.hero-actions{align-items:flex-start;flex-direction:column;gap:16px}.hero-stats{right:20px;left:20px;bottom:22px}.hero-stats div{flex:1;width:auto;padding:10px}.hero-stats strong{font-size:14px}.hero-stats span{font-size:8px}.section{padding-top:75px;padding-bottom:75px}.solution-card{grid-template-columns:38px 1fr;min-height:auto}.card-icon{grid-column:2;height:200px}.card-content{grid-column:2;padding:0 0 55px}.partner-track{margin-top:25px}.partner-name{min-height:130px;padding:25px}.contact-form{grid-template-columns:1fr}.contact-form label{grid-column:1}.contact h2{font-size:48px}footer{grid-template-columns:1fr}.product-dialog{padding:28px 20px}.product-list,.modal-grid,.modal-grid.two,.data-strip{grid-template-columns:1fr}.data-strip div{border-right:0;border-bottom:1px solid var(--line)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.scroll-cue span{animation:none}*{transition:none!important}}

/* Catalog imagery supplied by Jiali Technology */
.card-photo{display:grid;place-items:center;padding:20px}
.card-photo img{display:block;width:100%;height:100%;object-fit:contain;background:#07131c;padding:0;border:1px solid rgba(38,215,223,.12)}
.wind-photo img{max-width:230px;filter:drop-shadow(0 0 35px #2bd7df33)}
.energy-photo img{max-width:230px}
.foil-photo img{padding:0;background:transparent;object-fit:cover}
.wind-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin:35px 0}
.wind-product-grid article{background:#10232d;padding:18px}
.wind-product-grid img{width:100%;height:175px;object-fit:contain;background:#fff}
.wind-product-grid span{display:block;color:var(--cyan);font:10px monospace;margin-top:15px}
.wind-product-grid h3{font-size:18px;font-weight:400;margin:7px 0}
.wind-product-grid p{font-size:10px;color:#84999f;margin:0}

@media(max-width:650px){.wind-product-grid{grid-template-columns:1fr}}