@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');
:root{--navy:#071a2b;--navy-soft:#102b42;--blue:#0076a8;--cyan:#bff2f7;--red:#d71950;--ink:#142536;--muted:#61717f;--line:#dbe5e9;--paper:#f5f8f7;--white:#fff;--radius:22px;--shadow:0 24px 70px rgba(7,26,43,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:"DM Sans",Arial,sans-serif;font-size:16px;line-height:1.65}img{display:block;max-width:100%}a{color:inherit}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:1rem;top:-5rem;z-index:100;background:#fff;padding:.75rem 1rem;border-radius:6px}.skip-link:focus{top:1rem}
.site-header{position:fixed;z-index:50;top:0;left:0;right:0;height:86px;display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:0 clamp(1.25rem,5vw,5rem);color:#fff;transition:.3s ease}.site-header.is-scrolled{height:72px;background:rgba(7,26,43,.94);backdrop-filter:blur(18px);box-shadow:0 6px 30px rgba(0,0,0,.14)}.brand{display:inline-flex;align-items:center;gap:.8rem;text-decoration:none;z-index:2}.brand img{width:56px;height:40px;object-fit:contain}.brand span{display:grid;line-height:1.1}.brand strong{font-family:Manrope,sans-serif;letter-spacing:.08em;font-size:1.05rem}.brand small{margin-top:.25rem;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;opacity:.72}.site-nav{display:flex;align-items:center;gap:clamp(1.2rem,2.5vw,2.5rem)}.site-nav a{text-decoration:none;font-size:.88rem;font-weight:600}.site-nav a:not(.nav-cta){opacity:.76}.site-nav a:hover,.site-nav a:focus-visible{opacity:1}.nav-cta{padding:.72rem 1.1rem;border:1px solid rgba(255,255,255,.35);border-radius:999px}.menu-button{display:none;border:0;background:transparent;padding:.5rem}.menu-button>span:not(.sr-only){display:block;width:24px;height:2px;background:white;margin:5px;transition:.2s}
.hero{position:relative;min-height:min(900px,100svh);overflow:hidden;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(340px,.88fr);align-items:center;gap:clamp(2rem,6vw,7rem);padding:7.5rem clamp(1.25rem,7vw,7.5rem) 5rem;color:white;background:radial-gradient(circle at 72% 46%,rgba(0,165,213,.17),transparent 23%),linear-gradient(125deg,#061725 0%,#0a263b 64%,#073449 100%)}.hero:before{content:"";position:absolute;inset:0;opacity:.07;background-image:linear-gradient(rgba(255,255,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.35) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(90deg,transparent,black)}.hero-copy,.hero-visual{position:relative;z-index:1}.eyebrow{margin:0 0 1rem;color:var(--blue);font-size:.74rem;line-height:1.25;letter-spacing:.16em;font-weight:800;text-transform:uppercase}.eyebrow-light{color:#74d8ec}h1,h2,h3{font-family:Manrope,Arial,sans-serif;line-height:1.08;letter-spacing:-.04em}h1{max-width:780px;margin:0;font-size:clamp(3rem,5.35vw,5.8rem);font-weight:700}h1 em{color:#7ce4f1;font-style:normal}.hero-lead{max-width:660px;margin:1.5rem 0;font-size:clamp(1.1rem,1.8vw,1.45rem);color:rgba(255,255,255,.74)}.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin-bottom:1.8rem}.button{min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:.8rem;border:0;border-radius:999px;padding:.9rem 1.35rem;text-decoration:none;cursor:pointer;font-weight:700;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-primary{color:white;background:var(--red);box-shadow:0 12px 32px rgba(215,25,80,.25)}.button-primary:hover{background:#ee205f}.button-quiet{color:white;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15)}.trust-row{display:flex;flex-wrap:wrap;gap:1.35rem;list-style:none;margin:0;padding:0;color:rgba(255,255,255,.65);font-size:.82rem}.trust-row li:before{content:"";display:inline-block;width:6px;height:6px;margin-right:.55rem;border-radius:50%;background:#00a5d5}.hero-visual{min-height:520px;display:grid;place-items:center}.product-halo{position:absolute;width:min(33vw,450px);aspect-ratio:1;border:1px solid rgba(107,220,240,.25);border-radius:50%;box-shadow:0 0 0 55px rgba(0,165,213,.035),0 0 0 110px rgba(0,165,213,.025)}.hero-product{position:relative;width:min(27vw,345px);max-height:480px;object-fit:contain;border-radius:17px;transform:rotate(-2deg);box-shadow:0 40px 80px rgba(0,0,0,.45)}.status-card{position:absolute;z-index:2;border:1px solid rgba(255,255,255,.16);background:rgba(8,35,53,.75);backdrop-filter:blur(14px);box-shadow:0 20px 45px rgba(0,0,0,.2);border-radius:14px}.status-card-top{top:12%;right:0;padding:.8rem 1rem;display:flex;align-items:center;gap:.65rem;font-size:.78rem}.status-dot,.online i{width:8px;height:8px;border-radius:50%;background:#65e2a5;box-shadow:0 0 0 5px rgba(101,226,165,.12)}.status-card-bottom{left:-4%;bottom:11%;min-width:180px;padding:1rem 1.2rem;display:grid}.status-card-bottom small,.status-card-bottom span{color:rgba(255,255,255,.6);font-size:.7rem}.status-card-bottom strong{font-family:Manrope;font-size:2rem}.scroll-cue{position:absolute;z-index:2;bottom:1.8rem;left:50%;display:flex;align-items:center;gap:.7rem;transform:translateX(-50%);color:rgba(255,255,255,.6);text-decoration:none;text-transform:uppercase;letter-spacing:.15em;font-size:.65rem}.scroll-cue span{width:34px;height:1px;background:currentColor}
.signal-strip{min-height:86px;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.2rem clamp(1.25rem,7vw,7.5rem);color:var(--navy);background:var(--cyan)}.signal-strip p{margin:0;font-size:clamp(.95rem,1.5vw,1.1rem)}.signal-strip span{white-space:nowrap;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase}.section{padding:clamp(5rem,9vw,9rem) clamp(1.25rem,7vw,7.5rem)}.section-heading{max-width:800px}.section-heading-wide{max-width:1050px}h2{margin:0 0 1.3rem;color:var(--navy);font-size:clamp(2.3rem,5vw,5rem)}.section-heading>p:last-child,.monitoring-intro>p:last-child{max-width:680px;color:var(--muted);font-size:1.06rem}.challenge{background:var(--paper)}.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:4rem;border-top:1px solid var(--line);border-left:1px solid var(--line)}.problem-card{min-height:340px;padding:2rem;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.54);transition:.25s}.problem-card:hover{transform:translateY(-6px);background:white}.card-number{color:var(--blue);font-size:.7rem;letter-spacing:.14em}.line-icon{margin:3rem 0 2rem;color:var(--blue);font-size:2.4rem;line-height:1}.problem-card h3{margin:0 0 .8rem;font-size:1.25rem}.problem-card p{color:var(--muted);font-size:.92rem}
.solution{position:relative;overflow:hidden;display:grid;grid-template-columns:1fr .9fr;gap:clamp(4rem,9vw,9rem);align-items:center;color:white;background:var(--navy)}.solution:after{content:"PHWC";position:absolute;right:-1rem;bottom:-3.5rem;color:rgba(255,255,255,.025);font:800 min(22vw,300px)/1 Manrope;letter-spacing:-.08em}.solution h2,.technical h2{color:white}.solution-copy>p:not(.eyebrow):not(.important-note),.technical-copy>p:last-child{max-width:650px;color:rgba(255,255,255,.67);font-size:1.05rem}.solution-metrics{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin:3rem 0;padding:2rem 0;border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12)}.solution-metrics div{display:grid;gap:.25rem}.solution-metrics strong{font:700 clamp(2rem,4vw,3.5rem)/1 Manrope;color:#75dfed}.solution-metrics span{color:rgba(255,255,255,.55);font-size:.78rem}.important-note{display:flex;gap:.8rem;padding:1rem 1.2rem;border-left:3px solid var(--red);color:rgba(255,255,255,.8);background:rgba(255,255,255,.05);font-size:.84rem}.important-note>span{width:22px;height:22px;display:grid;place-items:center;flex:0 0 auto;border-radius:50%;color:var(--navy);background:#75dfed;font-weight:800}.system-stack{position:relative;display:grid;gap:1.8rem;z-index:1}.component{display:grid;grid-template-columns:155px 1fr;align-items:center;gap:1.4rem;padding:1rem;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);background:rgba(255,255,255,.06);box-shadow:0 20px 50px rgba(0,0,0,.14)}.component img{width:155px;aspect-ratio:1.15;object-fit:cover;border-radius:14px;background:white}.component span{display:grid;color:rgba(255,255,255,.55);font-size:.8rem}.component strong{color:white;font-size:1.1rem}.connection-line{height:44px;position:relative;display:grid;place-items:center;color:rgba(255,255,255,.44);font-size:.68rem;text-transform:uppercase;letter-spacing:.12em}.connection-line:before{content:"";position:absolute;left:76px;height:80px;border-left:2px dashed rgba(117,223,237,.48)}.connection-line span{z-index:1;padding:.35rem .7rem;background:var(--navy)}
.feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:1.2rem;margin-top:4rem}.feature-card{min-height:380px;display:flex;flex-direction:column;justify-content:flex-end;padding:clamp(1.6rem,3vw,2.8rem);border:1px solid var(--line);border-radius:var(--radius);background:var(--paper)}.feature-card h3{max-width:520px;margin:0 0 1rem;font-size:clamp(1.65rem,3vw,2.5rem)}.feature-card p:not(.eyebrow){color:var(--muted)}.feature-symbol{margin-bottom:auto;color:var(--blue);font:600 2.5rem/1 Manrope}.feature-visual{min-height:500px;display:grid;grid-template-columns:.7fr 1.3fr;align-items:center;gap:clamp(1.5rem,3vw,3rem);background:#e7f0f1}.feature-visual img{width:100%;max-height:300px;object-fit:contain;mix-blend-mode:multiply}.feature-visual small{display:block;margin-top:1.5rem;color:var(--muted);font-size:.73rem}.feature-dark{color:white;background:var(--navy-soft);border-color:var(--navy-soft)}.feature-dark h3{color:white}.feature-dark p:not(.eyebrow){color:rgba(255,255,255,.65)}.feature-dark .feature-symbol{color:#74d8ec}.check-list{list-style:none;padding:0;margin:1.2rem 0 0}.check-list li{padding:.5rem 0;border-top:1px solid var(--line);font-size:.86rem}.check-list li:before{content:"✓";margin-right:.65rem;color:var(--blue);font-weight:700}
.monitoring{display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:clamp(3rem,7vw,7rem);background:var(--paper)}.monitoring-intro{max-width:600px}.monitor-panel{padding:1.2rem;color:white;border-radius:var(--radius);background:var(--navy);box-shadow:var(--shadow)}.monitor-topbar{display:flex;justify-content:space-between;gap:1rem;padding:.2rem .3rem 1.2rem;color:rgba(255,255,255,.55);font-size:.7rem;letter-spacing:.1em}.online{display:flex;align-items:center;gap:.55rem;color:#87e4b7}.online i{display:inline-block;width:7px;height:7px}.monitor-grid{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}.monitor-grid>div{min-height:150px;display:flex;flex-direction:column;padding:1.2rem;border-radius:14px;background:rgba(255,255,255,.07)}.monitor-grid span,.monitor-grid small{color:rgba(255,255,255,.5);font-size:.7rem}.monitor-grid strong{margin:auto 0 .3rem;font:700 2.5rem/1 Manrope}.monitor-grid sup{font-size:1rem}.monitor-grid .state{width:max-content;padding:.45rem .7rem;border-radius:7px;color:#071a2b;background:#79e3af;font-size:.95rem}.monitor-grid .state-blue{background:#75dfed}.warning-list{list-style:none;margin:1rem 0 0;padding:0}.warning-list li{display:flex;justify-content:space-between;gap:1rem;padding:.8rem .4rem;border-bottom:1px solid rgba(255,255,255,.08);color:rgba(255,255,255,.7);font-size:.78rem}.warning-list b{color:#75dfed;font-weight:500}
.use-cases{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(3rem,8vw,8rem);color:white;background:linear-gradient(135deg,#006895,#06334d)}.use-case-main{align-self:center}.use-case-main h2{color:white}.use-case-main>p:last-child{color:rgba(255,255,255,.66);max-width:700px}.use-case-list>div{display:grid;grid-template-columns:40px 1fr;gap:.2rem 1rem;padding:1.4rem 0;border-bottom:1px solid rgba(255,255,255,.16)}.use-case-list span{grid-row:1/span 2;color:#78dce9;font-size:.72rem}.use-case-list strong{font:600 1.15rem Manrope}.use-case-list p{margin:0;color:rgba(255,255,255,.55);font-size:.85rem}
.installation-map{display:grid;grid-template-columns:1fr 100px 1fr 100px 1fr;align-items:stretch;margin-top:4rem}.install-item{position:relative;min-width:0;padding:1rem;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper)}.install-item img{width:100%;aspect-ratio:1.35;object-fit:contain;margin-bottom:1.3rem;border-radius:14px;background:white}.install-number{position:absolute;top:1.7rem;left:1.7rem;z-index:1;padding:.28rem .5rem;color:white;border-radius:999px;background:var(--blue);font-size:.65rem}.install-item strong{font:700 1.1rem Manrope}.install-item p{color:var(--muted);font-size:.82rem}.install-connector{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.7rem}.install-connector span{width:100%;border-top:2px dashed #00a5d5}.install-connector small{max-width:85px;color:var(--muted);text-align:center;font-size:.61rem;line-height:1.25}.installation-notes{display:grid;grid-template-columns:repeat(3,1fr);margin-top:2rem;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.installation-notes article{padding:1.6rem}.installation-notes article+article{border-left:1px solid var(--line)}.installation-notes span{color:var(--blue);font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.12em}.installation-notes p{margin-bottom:0;color:var(--muted);font-size:.82rem}
.technical{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(3rem,8vw,8rem);align-items:start;color:white;background:var(--navy)}.specs{margin:0;border-top:1px solid rgba(255,255,255,.15)}.specs div{display:grid;grid-template-columns:1fr 1fr;gap:1rem;padding:1rem 0;border-bottom:1px solid rgba(255,255,255,.12)}.specs dt{color:rgba(255,255,255,.5)}.specs dd{margin:0;font-weight:600}.faq{background:var(--paper)}.faq-list{max-width:900px;margin:3rem 0 0 auto}.faq details{border-top:1px solid var(--line)}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{list-style:none;display:flex;justify-content:space-between;gap:1rem;padding:1.35rem 0;cursor:pointer;font-weight:700}.faq summary::-webkit-details-marker{display:none}.faq summary span{transition:transform .2s;color:var(--blue);font-size:1.4rem}.faq details[open] summary span{transform:rotate(45deg)}.faq details p{max-width:740px;margin:0 0 1.4rem;color:var(--muted)}
.contact{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(3rem,7vw,7rem);padding:clamp(5rem,9vw,9rem) clamp(1.25rem,7vw,7.5rem);color:white;background:linear-gradient(145deg,#0b2d44 0%,#071a2b 65%)}.contact-intro h2{color:white}.contact-intro>p:not(.eyebrow){color:rgba(255,255,255,.65)}.contact-direct{display:grid;gap:.5rem;margin-top:2.5rem}.contact-direct a{width:fit-content;color:#78dce9;text-underline-offset:4px}.form-shell{border-radius:var(--radius);color:var(--ink);background:white;overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.25)}.form-tabs{display:grid;grid-template-columns:1fr 1fr;background:#eaf0f2}.form-tabs button{min-height:58px;padding:.9rem;border:0;color:var(--muted);background:transparent;cursor:pointer;font-weight:700}.form-tabs button[aria-selected=true]{color:var(--navy);background:white;box-shadow:inset 0 -3px var(--red)}.contact-form{padding:clamp(1.4rem,3.5vw,2.6rem)}.contact-form:not(.is-active){display:none}.form-intro{margin:0 0 1.5rem;color:var(--muted);font-size:.9rem}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.contact-form label{display:grid;gap:.35rem;color:var(--muted);font-size:.72rem;font-weight:700}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid #cad7dc;border-radius:9px;padding:.78rem .9rem;color:var(--ink);background:white;font-size:.9rem;outline:none}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,118,168,.1)}.contact-form>label{margin-top:1rem}.consent{display:grid!important;grid-template-columns:20px 1fr;align-items:start;margin:1.2rem 0!important}.consent input{margin-top:.2rem}.form-submit{margin-top:1.2rem}.form-hint,.form-status{color:var(--muted);font-size:.72rem}.form-status{min-height:1.2rem;color:var(--blue);font-weight:700}.site-footer{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:2.5rem;padding:3.5rem clamp(1.25rem,7vw,7.5rem) 2rem;color:rgba(255,255,255,.6);background:#04111d;font-size:.76rem}.footer-brand{display:flex;align-items:center;gap:1rem;color:white}.footer-brand img{width:58px;height:42px;object-fit:contain}.footer-brand p{max-width:230px;margin:0}.site-footer address{font-style:normal}.site-footer address strong{color:white}.footer-note,.copyright{grid-column:1/-1;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.1)}.copyright{margin:-1.5rem 0 0;padding-top:0;border:0;text-align:right}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.button{transition:none}}
@media(max-width:1050px){.hero{grid-template-columns:1fr .75fr;gap:2rem}.hero-product{width:min(32vw,320px)}.problem-grid{grid-template-columns:1fr 1fr}.feature-grid{grid-template-columns:1fr 1fr}.feature-visual{grid-column:1/-1}.monitoring,.solution,.use-cases,.technical,.contact{grid-template-columns:1fr}.monitoring-intro,.technical-copy{max-width:760px}.installation-map{grid-template-columns:1fr;gap:1rem}.install-item{display:grid;grid-template-columns:minmax(150px,.7fr) 1.3fr;gap:1.3rem;align-items:center}.install-item img{margin:0}.install-connector{min-height:58px}.install-connector span{width:2px;height:58px;border:0;border-left:2px dashed #00a5d5}.install-connector small{position:absolute;padding-left:160px;max-width:none}.contact-intro{max-width:700px}}
@media(max-width:780px){.site-header{height:72px;padding:0 1.1rem}.brand small{display:none}.menu-button{display:block;z-index:2}.site-nav{position:fixed;inset:0;display:flex;flex-direction:column;justify-content:center;align-items:stretch;gap:0;padding:6rem 1.5rem 2rem;visibility:hidden;opacity:0;background:rgba(7,26,43,.98);transition:.2s}.site-nav.is-open{visibility:visible;opacity:1}.site-nav a{padding:1rem 0;border-bottom:1px solid rgba(255,255,255,.12);font:600 1.25rem Manrope}.site-nav .nav-cta{margin-top:1rem;padding:1rem;text-align:center;border:0;background:var(--red)}.menu-button[aria-expanded=true]>span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-button[aria-expanded=true]>span:nth-child(2){opacity:0}.menu-button[aria-expanded=true]>span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.hero{min-height:auto;grid-template-columns:1fr;padding-top:8rem;padding-bottom:5rem}.hero h1{font-size:clamp(3.05rem,14vw,5rem)}.hero-visual{min-height:480px}.hero-product{width:min(68vw,310px)}.product-halo{width:min(75vw,350px)}.status-card-top{right:2%}.status-card-bottom{left:0}.scroll-cue{display:none}.signal-strip{align-items:flex-start;flex-direction:column}.signal-strip span{white-space:normal}.problem-card{min-height:300px}.solution-metrics{gap:1rem}.component{grid-template-columns:120px 1fr}.component img{width:120px}.feature-grid{grid-template-columns:1fr}.feature-visual{grid-column:auto;min-height:0;grid-template-columns:1fr}.feature-visual img{max-height:240px}.installation-notes{grid-template-columns:1fr}.installation-notes article+article{border-left:0;border-top:1px solid var(--line)}.site-footer{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:560px){.section{padding-top:4.5rem;padding-bottom:4.5rem}.hero-actions .button{width:100%}.trust-row{display:grid;grid-template-columns:1fr;gap:.5rem}.problem-grid{grid-template-columns:1fr;margin-top:2.5rem}.problem-card{min-height:260px}.line-icon{margin:2rem 0 1.4rem}.solution-metrics{grid-template-columns:1fr}.component{grid-template-columns:92px 1fr;padding:.8rem}.component img{width:92px}.monitor-grid{grid-template-columns:1fr}.monitor-grid>div{min-height:115px}.install-item{grid-template-columns:1fr}.install-item img{aspect-ratio:1.55}.install-connector small{position:static;padding-left:0}.field-grid{grid-template-columns:1fr}.form-tabs{grid-template-columns:1fr}.form-tabs button{min-height:50px}.site-footer{grid-template-columns:1fr}.footer-brand,.footer-note,.copyright{grid-column:auto}.copyright{margin:0;text-align:left}}

/* Feedback refinement */
.brand img{width:48px;height:48px}.footer-brand img{width:50px;height:50px}
.problem-grid{margin-top:3rem}.problem-card{min-height:250px;padding:1.7rem}.line-icon{margin:1.55rem 0 1.2rem;font-size:2rem}.problem-card p{margin:0}
.solution-metrics strong{font-size:clamp(1.25rem,2.1vw,1.9rem);line-height:1.15}
.indoor-unit-image{object-fit:contain!important;transform:rotate(90deg) scale(.72)}
.alert-behaviour{margin:.9rem 0 0;padding:.9rem 1rem;border-radius:10px;color:rgba(255,255,255,.7);background:rgba(215,25,80,.12);font-size:.76rem}.alert-behaviour strong{color:#ff7097}
@media(max-width:560px){.problem-card{min-height:225px}.indoor-unit-image{transform:rotate(90deg) scale(.66)}}
.problem-card{min-height:0;padding:1.45rem}.line-icon{margin:1rem 0 .85rem}
@media(max-width:560px){.problem-card{min-height:0}}
.optional{margin-left:.35rem;color:#82919b;font-size:.64rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em}.field-help{color:#82919b;font-size:.66rem;font-weight:500;line-height:1.35}
.owner-entry{width:max-content;display:inline-flex;align-items:center;gap:.45rem;margin-bottom:1.3rem;padding:.48rem .75rem;border:1px solid rgba(117,223,237,.25);border-radius:999px;color:#7ce4f1;background:rgba(117,223,237,.07);text-decoration:none;font-size:.76rem;font-weight:700}.owner-entry span{color:rgba(255,255,255,.68);font-weight:500}.owner-entry:hover{background:rgba(117,223,237,.13)}
.form-submit:disabled{cursor:not-allowed;opacity:.55;transform:none}.registration-spinner{display:none;margin-top:1rem;color:var(--muted);font-size:.82rem}.registration-spinner.is-visible{display:block}.registration-message{display:none;margin-top:1.2rem;padding:1rem 1.1rem;border-radius:12px;font-size:.84rem;line-height:1.55}.registration-message.success,.registration-message.error{display:grid;gap:.7rem}.registration-message.success{color:#225f3c;border:1px solid #a7d7b9;background:#edf8f1}.registration-message.error{color:#9b263b;border:1px solid #f0a7b4;background:#fff0f3}.registration-message strong{font:700 1rem Manrope}.registration-message p{margin:0}.registration-message a{width:max-content;color:var(--blue);font-weight:700;text-underline-offset:3px}
@media(max-width:560px){.owner-entry{width:100%;justify-content:center;flex-wrap:wrap;text-align:center}}
.brand{order:1}.site-nav{order:2;margin-left:auto}.language-switcher{order:3;z-index:2;display:flex;align-items:center;gap:.22rem;margin-left:.8rem;padding:.22rem;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:rgba(255,255,255,.06)}.language-switcher button{min-width:32px;height:30px;padding:0 .45rem;border:0;border-radius:999px;color:rgba(255,255,255,.58);background:transparent;cursor:pointer;font-size:.7rem;font-weight:800;letter-spacing:.05em}.language-switcher button[aria-pressed=true]{color:var(--navy);background:#7ce4f1}.language-switcher span{color:rgba(255,255,255,.22);font-size:.65rem}.menu-button{order:4}
@media(max-width:1180px) and (min-width:781px){.site-nav{gap:1rem}.site-nav a{font-size:.8rem}.nav-cta{padding:.62rem .85rem}.brand small{display:none}}
@media(max-width:780px){.language-switcher{margin-left:auto;margin-right:.15rem}.site-nav{margin-left:0}}
.hero-problems{place-items:stretch}.hero-problem-grid{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:1rem;align-content:center}.hero-problem-grid article{min-height:190px;display:flex;flex-direction:column;padding:1.5rem;border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);background:rgba(255,255,255,.06);backdrop-filter:blur(10px)}.hero-problem-grid article:nth-child(2),.hero-problem-grid article:nth-child(3){background:rgba(0,118,168,.15)}.hero-problem-grid span{color:#74d8ec;font-size:.7rem;letter-spacing:.14em}.hero-problem-grid strong{margin:auto 0 .45rem;font:700 1.35rem/1.1 Manrope,Arial,sans-serif}.hero-problem-grid p{margin:0;color:rgba(255,255,255,.62);font-size:.86rem;line-height:1.5}.problem-card{min-height:310px}.line-icon{margin:1.8rem 0 1.4rem}.solution-metrics div{gap:.55rem}.solution-metrics strong{font-size:clamp(1.35rem,2.5vw,2.2rem);line-height:1.05;font-family:Manrope,Arial,sans-serif}
@media(max-width:780px){.hero-problems{min-height:auto}.hero-problem-grid{grid-template-columns:1fr 1fr}.hero-problem-grid article{min-height:160px}.hero h1{font-size:clamp(2.55rem,11vw,4.2rem)}}
@media(max-width:560px){.hero-problem-grid{grid-template-columns:1fr}.hero-problem-grid article{min-height:140px}.solution-metrics{grid-template-columns:1fr}}
@media(max-width:560px){html[lang=el] .hero h1{font-size:clamp(2.65rem,11.8vw,4rem)}html[lang=el] .owner-entry b{display:none}}

/* English review: clearer hierarchy and one problem overview */
.language-switcher[hidden]{display:none!important}
section[id]{scroll-margin-top:72px}
.hero-kicker{margin-bottom:1.25rem;color:#75dfed;font-size:clamp(.95rem,1.35vw,1.18rem);letter-spacing:.1em}
.connection-line span{font-size:.82rem;font-weight:700;letter-spacing:.09em}
.hero-line{display:block;width:max-content;max-width:100%;white-space:nowrap}
.hero-line-long{font-size:.72em;line-height:1.04;margin:.14em 0}
.hero-line-long>span{display:block;width:max-content;white-space:nowrap}
.hero-line-leak{width:100%;margin:.18em 0 .14em;color:#ff5d87;font-size:.72em;line-height:1.06;white-space:normal}
.hero-connection{max-width:650px;margin:0;padding-left:1rem;border-left:3px solid #00a5d5;color:rgba(255,255,255,.7);font-size:.94rem}
.hero-problem-grid article{min-height:205px;justify-content:flex-end}
.hero-problem-grid .problem-icon{width:64px;height:64px;margin:0 0 auto;object-fit:contain}
.challenge-story{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);align-items:center;gap:clamp(3rem,8vw,8rem)}
.challenge-story-copy h2{font-size:clamp(2.8rem,5.4vw,5.4rem)}
.challenge-story-copy>p:last-child{max-width:650px;color:var(--muted);font-size:1.06rem}
.challenge-story-points{border-top:1px solid var(--line)}
.challenge-story-points article{padding:1.65rem 0;border-bottom:1px solid var(--line)}
.challenge-story-points strong{display:block;margin-bottom:.35rem;font:700 clamp(1.2rem,2vw,1.6rem)/1.2 Manrope,Arial,sans-serif;color:var(--navy)}
.challenge-story-points p{max-width:660px;margin:0;color:var(--muted)}
.solution-copy h2{font-size:clamp(3rem,5.8vw,5.8rem)}
.component img.indoor-unit-image{height:250px;aspect-ratio:auto;object-fit:contain!important;transform:none;background:#eef0ec}
.install-item img.indoor-unit-image{height:340px;aspect-ratio:auto;object-fit:contain!important;transform:none;background:#eef0ec}
@media(max-width:1050px){.challenge-story{grid-template-columns:1fr}.install-item img.indoor-unit-image{height:320px}}
@media(max-width:780px){.hero-problem-grid article{min-height:175px}.hero-problem-grid .problem-icon{width:54px;height:54px}.solution-copy h2{font-size:clamp(2.8rem,10vw,4.8rem)}}
@media(max-width:560px){.hero-connection{font-size:.88rem}.hero-problem-grid article{min-height:165px}.component img.indoor-unit-image{width:92px;height:170px}.install-item img.indoor-unit-image{width:100%;height:360px;aspect-ratio:auto}}
@media(max-width:560px){.hero h1{font-size:clamp(2.55rem,11vw,3.25rem)}.hero-line-long{font-size:.72em}.hero-line-leak{font-size:.64em}.hero-kicker{font-size:.9rem}}
html[lang=el] .hero h1{font-size:clamp(2.65rem,4.8vw,5.15rem)}
html[lang=el] .hero-line-bills{font-size:.72em}
html[lang=el] .hero-line-long{font-size:.66em}
@media(max-width:560px){html[lang=el] .hero h1{font-size:clamp(2.35rem,10.2vw,3rem)}html[lang=el] .hero-line-bills{font-size:.68em}html[lang=el] .hero-line-long{font-size:.65em}}
html[lang=de] .hero-line-bills{font-size:.72em}
html[lang=de] .hero-line-long{font-size:.66em}
@media(max-width:560px){html[lang=de] .hero h1{font-size:clamp(2.35rem,10.2vw,3rem)}html[lang=de] .hero-line-bills{font-size:.68em}html[lang=de] .hero-line-long{font-size:.65em}}
@media(max-width:560px){html[lang=de] .technical{min-width:0}html[lang=de] .technical-copy,html[lang=de] .specs{min-width:0}html[lang=de] .technical h2{font-size:clamp(2rem,9vw,3rem);overflow-wrap:anywhere}html[lang=de] .specs div{grid-template-columns:1fr;gap:.15rem}html[lang=de] .specs dd{overflow-wrap:anywhere}}

/* Flag language dropdown */
.language-switcher{position:relative;order:3;z-index:20;margin-left:.8rem;padding:0;border:0;background:transparent}
.language-switcher summary{display:flex;align-items:center;gap:.45rem;min-height:38px;padding:.38rem .7rem;border:1px solid rgba(255,255,255,.24);border-radius:999px;color:#fff;background:rgba(255,255,255,.08);cursor:pointer;list-style:none;font-size:.74rem;font-weight:800;white-space:nowrap}
.language-switcher summary::-webkit-details-marker{display:none}
.language-switcher summary [data-current-flag]{width:24px;height:16px;border-radius:3px;object-fit:cover;box-shadow:0 0 0 1px rgba(255,255,255,.3)}
.language-chevron{color:#7ce4f1;transition:transform .2s ease}
.language-switcher[open] .language-chevron{transform:rotate(180deg)}
.language-options{position:absolute;top:calc(100% + .5rem);right:0;display:grid;min-width:170px;padding:.4rem;border:1px solid rgba(255,255,255,.18);border-radius:14px;background:#0c344a;box-shadow:0 16px 38px rgba(0,0,0,.3)}
.language-options button{display:flex;align-items:center;gap:.65rem;width:100%;min-height:38px;padding:.55rem .65rem;border:0;border-radius:9px;color:rgba(255,255,255,.82);background:transparent;cursor:pointer;text-align:left;font-size:.82rem;font-weight:700;letter-spacing:0}
.language-options button img{width:25px;height:17px;flex:0 0 auto;border-radius:3px;object-fit:cover;box-shadow:0 0 0 1px rgba(255,255,255,.22)}
.language-options button:hover,.language-options button:focus-visible{color:#fff;background:rgba(255,255,255,.1)}
.language-options button[aria-pressed=true]{color:#071a2b;background:#7ce4f1}

/* Russian and Hebrew headline fitting */
html[lang=ru] .hero h1{font-size:clamp(2.55rem,4.8vw,5.05rem)}
html[lang=ru] .hero-line-bills,html[lang=ru] .hero-line-long{font-size:.68em}
html[lang=he] .hero h1{font-size:clamp(2.7rem,5vw,5.2rem)}
html[lang=he] .hero-line-bills,html[lang=he] .hero-line-long{font-size:.74em}
html[dir=rtl] body{text-align:right}
html[dir=rtl] .brand,html[dir=rtl] .site-nav,html[dir=rtl] .hero-actions,html[dir=rtl] .contact-direct,html[dir=rtl] .support-contact-links{direction:rtl}
html[dir=rtl] .language-switcher{margin-left:0;margin-right:.8rem}
html[dir=rtl] .language-options{right:auto;left:0}
html[dir=rtl] .language-options button{text-align:right}
html[dir=rtl] .hero-connection{padding-left:0;padding-right:1rem;border-left:0;border-right:3px solid #00a5d5}
html[dir=rtl] .check-list li{padding-left:0;padding-right:1.6rem}
html[dir=rtl] .check-list li:before{left:auto;right:0}

/* Support and versioned downloads */
.support-main{padding-top:84px;background:#f7fbfd}
.support-page .site-header{height:84px;background:#071a2b;box-shadow:0 6px 30px rgba(0,0,0,.14)}
.support-hero{min-height:360px;display:flex;align-items:flex-end;padding:clamp(4rem,8vw,7rem) clamp(1.4rem,7vw,7rem);color:#fff;background:radial-gradient(circle at 85% 15%,rgba(93,214,232,.2),transparent 35%),linear-gradient(135deg,#071a2b,#0c344a)}
.support-hero>div{max-width:900px}
.support-hero h1{margin:.35rem 0 .8rem;font:700 clamp(3rem,7vw,6.2rem)/.95 Manrope,Arial,sans-serif;letter-spacing:-.04em}
.support-hero p:last-child{max-width:700px;margin:0;color:rgba(255,255,255,.78);font-size:clamp(1rem,1.6vw,1.25rem)}
.support-downloads{padding-top:clamp(3.5rem,7vw,6rem);padding-bottom:clamp(3.5rem,7vw,6rem)}
.download-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.2rem,3vw,2.5rem);max-width:1160px;margin:0 auto}
.download-card{display:flex;flex-direction:column;min-height:440px;padding:clamp(1.5rem,3vw,2.5rem);border:1px solid #c6e8ef;border-radius:24px;background:#fff;box-shadow:0 18px 45px rgba(7,26,43,.08)}
.download-card h2{margin:.3rem 0 .7rem;font:700 clamp(2rem,3.6vw,3.25rem)/1 Manrope,Arial,sans-serif;color:#0c344a;letter-spacing:-.035em}
.download-card>p:not(.eyebrow){max-width:520px;color:#607888}
.download-icon{display:grid;place-items:center;width:64px;height:64px;margin-bottom:1.5rem;border-radius:18px;color:#fff;background:#f41e58;font:800 .9rem/1 Manrope,Arial,sans-serif;letter-spacing:.08em}
.download-icon-word{background:#0086b3}
.download-card dl{display:flex;gap:2.2rem;margin:1.2rem 0 1.8rem;padding:1rem 0;border-top:1px solid #dcebf0;border-bottom:1px solid #dcebf0}
.download-card dl div{display:grid;gap:.15rem}
.download-card dt{color:#607888;font-size:.73rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.download-card dd{margin:0;color:#0c344a;font-weight:800}
.download-card .button{align-self:flex-start;margin-top:auto}
.version-note{max-width:1160px;margin:1.3rem auto 0;color:#607888;font-size:.86rem;text-align:center}
.support-contact{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:2rem;padding:clamp(2.5rem,6vw,5rem) clamp(1.4rem,7vw,7rem);color:#fff;background:#0c344a}
.support-contact h2{margin:.25rem 0 .5rem;color:#fff;font:700 clamp(2rem,4vw,3.8rem)/1 Manrope,Arial,sans-serif}
.support-contact p{max-width:700px;margin:0;color:rgba(255,255,255,.72)}
.support-contact-links{display:grid;gap:.55rem;text-align:right}
.support-contact-links a{color:#7ce4f1;font-weight:800;text-decoration:none}

@media(max-width:900px){.download-grid{grid-template-columns:1fr}.support-contact{grid-template-columns:1fr}.support-contact-links{text-align:left}}
@media(max-width:780px){.language-switcher{margin-left:auto;margin-right:.2rem}.language-switcher summary [data-current-language]{display:none}.language-options{position:fixed;top:74px;left:1rem;right:1rem;min-width:0}.support-main{padding-top:74px}.support-hero{min-height:310px}.download-card{min-height:390px}}
@media(max-width:560px){html[lang=ru] .hero h1{font-size:clamp(2.15rem,9.5vw,2.9rem)}html[lang=he] .hero h1{font-size:clamp(2.3rem,10vw,3rem)}.support-hero h1{font-size:clamp(2.8rem,13vw,4rem)}.download-card{padding:1.35rem}.download-card dl{gap:1.2rem;flex-wrap:wrap}}

/* Fixed indoor-unit orientation */
img.indoor-unit-image{image-orientation:none!important;transform:none!important}
@media(max-width:560px){img.indoor-unit-image,.component img.indoor-unit-image,.install-item img.indoor-unit-image{image-orientation:none!important;transform:none!important}}

/* Easily maintained support-document version table */
.support-table-shell{max-width:1160px;margin:0 auto;overflow:hidden;border:1px solid #c6e8ef;border-radius:24px;background:#fff;box-shadow:0 18px 45px rgba(7,26,43,.08)}
.support-version-table{width:100%;border-collapse:collapse;text-align:left}
.support-version-table th{padding:1rem 1.35rem;color:#fff;background:#0c344a;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.support-version-table td{padding:1.35rem;border-top:1px solid #dcebf0;vertical-align:middle;color:#173448}
.support-version-table td:first-child{width:48%}
.support-version-table td:first-child strong{display:block;margin-bottom:.25rem;font:700 clamp(1.2rem,2vw,1.55rem)/1.2 Manrope,Arial,sans-serif;color:#0c344a}
.support-version-table td:first-child span{display:block;color:#607888;font-size:.85rem}
.support-version-table td:nth-child(2),.support-version-table td:nth-child(3){font-weight:800;white-space:nowrap}
.manual-download{display:inline-flex;align-items:center;min-height:42px;padding:.65rem 1rem;border-radius:999px;color:#fff;background:#d71950;text-decoration:none;font-weight:800;white-space:nowrap;box-shadow:0 10px 24px rgba(215,25,80,.2)}
.manual-download:hover{background:#ee205f}
.manual-pending{display:inline-flex;padding:.55rem .8rem;border:1px solid #e4b9c6;border-radius:999px;color:#9b263b;background:#fff0f3;font-size:.78rem;font-weight:800;white-space:nowrap}
html[dir=rtl] .support-version-table{text-align:right}

@media(max-width:720px){.support-table-shell{overflow:visible;border:0;border-radius:0;background:transparent;box-shadow:none}.support-version-table,.support-version-table tbody{display:grid;gap:1rem}.support-version-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.support-version-table tr{display:grid;padding:1.15rem;border:1px solid #c6e8ef;border-radius:18px;background:#fff;box-shadow:0 12px 30px rgba(7,26,43,.07)}.support-version-table td{display:grid;grid-template-columns:minmax(95px,.42fr) 1fr;align-items:center;gap:.7rem;padding:.55rem 0;border:0}.support-version-table td:first-child{display:block;width:auto;padding-bottom:.9rem;border-bottom:1px solid #dcebf0}.support-version-table td:not(:first-child):before{content:attr(data-label);color:#607888;font-size:.66rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.manual-download,.manual-pending{justify-self:start;margin-top:.2rem}html[dir=rtl] .manual-download,html[dir=rtl] .manual-pending{justify-self:end}}