:root{--navy:#101e32;--navy2:#172a42;--ink:#17263b;--muted:#647184;--silver:#b9c8d7;--pale:#eef2f6;--white:#fff;--accent:#8fc5dc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;line-height:1.6}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a{touch-action:manipulation}.container{width:min(1160px,calc(100% - 48px));margin:auto}.skip{position:absolute;left:-999px;top:10px;background:white;padding:10px;z-index:99}.skip:focus{left:10px}.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #e6eaf0}.nav-wrap{height:84px;display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{display:inline-flex;align-items:center;gap:12px}.brand-mark{height:43px;width:43px;border:2px solid #17304b;display:grid;place-items:center;font-size:29px;font-weight:800;letter-spacing:-5px;padding-right:6px;position:relative}.key-dot{font-size:18px;position:absolute;right:4px;bottom:0;color:#7395ad}.brand-type{font-size:20px;line-height:1;font-weight:850;letter-spacing:1.1px}.brand-type>span{font-weight:350;color:#70869a}.brand-type small{display:block;font-size:8px;letter-spacing:2px;margin-top:7px;font-weight:700;color:#7a8c9b}.site-header nav{display:flex;align-items:center;gap:27px;font-size:13px;font-weight:700}.site-header nav>a:not(.nav-cta):hover,.footer a:hover{color:#397596}.nav-cta{background:var(--navy);color:white;padding:12px 17px}.nav-cta span{margin-left:10px}.menu-toggle{display:none}.hero{background:var(--navy);color:white;position:relative;overflow:hidden}.hero-grid{position:absolute;inset:0;opacity:.14;background-image:linear-gradient(#7b91a8 1px,transparent 1px),linear-gradient(90deg,#7b91a8 1px,transparent 1px);background-size:76px 76px;mask-image:linear-gradient(90deg,transparent,#000)}.hero-inner{min-height:630px;display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:64px;position:relative;padding-top:75px;padding-bottom:75px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:2.2px;margin:0 0 25px;color:#a8c9dc}.eyebrow .line{display:inline-block;width:26px;height:1px;background:currentColor;vertical-align:middle;margin-right:8px}.hero h1,h2{font-weight:750;letter-spacing:-2.5px;line-height:1.13;margin:0}.hero h1{font-size:clamp(44px,5.1vw,72px)}.hero h1 em{font-style:normal;color:#a4c5d8}.hero-copy{color:#cad5e1;max-width:525px;font-size:17px;line-height:1.8;margin:25px 0 32px}.hero-actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;border:0;cursor:pointer;padding:15px 22px;font-size:13px;font-weight:800;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-2px)}.btn-light{background:#fff;color:var(--navy)}.btn-navy{background:var(--navy);color:#fff}.text-link{font-weight:750;font-size:13px;color:#fff}.text-link span{margin-left:9px}.hero-proof{display:flex;gap:45px;margin-top:67px;padding-top:23px;border-top:1px solid #40526a}.hero-proof>div{display:flex;align-items:center;gap:15px}.hero-proof strong{font-size:33px;line-height:1;color:#fff}.hero-proof strong span{color:#a5c7db}.hero-proof>div>span{font-size:11px;color:#b4c1d0;line-height:1.5;max-width:110px}.hero-visual{padding:20px}.visual-frame{height:440px;border:1px solid #71869b;background:linear-gradient(145deg,#233c55,#0c1727);box-shadow:24px 25px 0 rgba(151,175,199,.08);display:flex;flex-direction:column}.visual-top,.visual-bottom{display:flex;justify-content:space-between;gap:12px;padding:19px 21px;color:#bdcbd9;font-size:9px;letter-spacing:1.7px;font-weight:700}.status{color:#9bd0c8}.status i{display:inline-block;background:#8cd3b6;width:6px;height:6px;border-radius:50%;margin-right:7px}.door-scene{flex:1;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:repeating-linear-gradient(90deg,transparent 0,transparent 66px,#ffffff09 67px)}.door{height:260px;width:164px;background:linear-gradient(100deg,#6b8399,#334d67 56%,#2a4058);border:7px solid #8ca0b1;box-shadow:16px 17px 32px #0814238c;position:relative}.door:before{content:"";position:absolute;inset:12px;border:1px solid #ffffff26}.reader{position:absolute;right:14px;top:103px;width:25px;height:65px;background:#132638;border:2px solid #91a9bd;border-radius:4px}.reader-light{background:#85d9b7;height:5px;width:5px;border-radius:50%;margin:10px auto}.reader-lines{width:13px;height:1px;background:#617b92;margin:14px auto}.handle{position:absolute;right:-20px;top:139px;height:8px;width:43px;background:linear-gradient(#e3eaf1,#718ba3);border-radius:4px}.scene-label{position:absolute;bottom:20px;left:20px;font-size:9px;letter-spacing:2px;color:#a5b7c9}.scene-label b{color:#fff}.trust-bar{background:#e9eef3}.trust-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:23px 0;color:#52677b;font-size:10px;font-weight:800;letter-spacing:1.5px}.trust-inner span:first-child{color:#1d344d}.section{padding:110px 0}.section-head{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:42px}.eyebrow.dark{color:#4d718d}.section h2,.about-section h2,.salto-section h2,.contact-section h2{font-size:clamp(36px,4.2vw,56px)}h2 span{color:#7f93a6}.section-head>p{max-width:370px;color:var(--muted);margin:0}.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.service-card{background:#f3f6f8;padding:30px 24px 28px;min-height:330px;display:flex;flex-direction:column;border-top:3px solid transparent}.service-card:hover{border-top-color:#7c9bb0;background:#edf2f6}.service-icon{font-size:33px;color:#567a98}.card-num{font-size:10px;letter-spacing:2px;color:#8699a9;margin-top:15px}.service-card h3{font-size:20px;line-height:1.3;margin:12px 0}.service-card p{color:#617186;font-size:13px;line-height:1.75;margin:0 0 22px}.service-card a{margin-top:auto;font-size:12px;font-weight:800;color:#2c526d}.service-card a span{margin-left:8px}.salto-section{background:#172b42;color:#fff;padding:105px 0}.salto-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px;align-items:center}.eyebrow.silver{color:#a6c4d6}.experience-number{font-size:clamp(130px,17vw,220px);font-weight:800;line-height:1;letter-spacing:-15px;color:#fff}.experience-number span{font-size:.42em;vertical-align:top;letter-spacing:-5px;color:#91b5ca}.experience-label{font-size:13px;font-weight:800;letter-spacing:2px;color:#b9d0df}.salto-section h2{font-size:clamp(33px,3.7vw,49px)}.salto-copy>p{color:#c4d0dd;line-height:1.9;font-size:15px}.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0}.tag-row span{border:1px solid #5e7790;padding:7px 11px;color:#d3e0ea;font-size:11px}.disclaimer{font-size:10px;color:#98aabb;display:block;line-height:1.6}.hospitality-layout{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.hospitality-art{min-height:470px;background:linear-gradient(135deg,#e3e9ef,#9db1c3);display:flex;flex-direction:column;justify-content:space-between;padding:25px;color:#334c65}.hotel-art-head,.hotel-art-foot{font-size:10px;font-weight:800;letter-spacing:2px}.hotel-art-foot{display:flex;justify-content:space-between}.hotel-doors{display:flex;align-items:center;justify-content:center;gap:12px}.hotel-door{height:235px;flex:1;max-width:116px;background:linear-gradient(100deg,#344d64,#1a2f45);border:7px solid #d8e1e9;box-shadow:7px 9px 14px #233b4e36;color:#dce5ee;text-align:center;padding-top:18px;font-size:13px;position:relative}.hotel-door i{position:absolute;right:10px;top:115px;width:8px;height:34px;border:2px solid #a3b5c4;background:#17293a}.hospitality-layout>div>p:not(.eyebrow){color:#647184;line-height:1.85}.check-list{padding:0;margin:25px 0 30px;list-style:none}.check-list li{padding:9px 0 9px 27px;position:relative;font-size:14px}.check-list li:before{content:'✓';position:absolute;left:0;color:#497792;font-weight:800}.about-section{background:#f1f4f7;padding:90px 0}.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px}.about-layout>div:nth-child(2){color:#5e6e80;line-height:1.9}.dark-link{color:#24435d}.contact-section{background:#101e32;color:#fff;padding:100px 0}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:start}.contact-section h2 span{color:#a4c5d8}.contact-layout>div>p:not(.eyebrow){color:#c1cfdd;line-height:1.85;max-width:420px}.contact-note{margin-top:55px;padding-top:18px;border-top:1px solid #3b5067;font-size:13px;color:#a9bdce}.quote-form{background:#fff;color:#192d43;padding:35px;display:flex;flex-direction:column}.quote-form h3{margin:0 0 5px;font-size:23px}.form-hint{color:#788899;font-size:11px;line-height:1.6}.quote-form label{font-size:12px;font-weight:800;margin-top:15px;margin-bottom:6px}.quote-form label span{color:#9d5362}.quote-form input,.quote-form select,.quote-form textarea{width:100%;border:1px solid #cbd5df;background:#f9fafc;border-radius:0;padding:12px;color:#15273a;font-size:13px}.quote-form input:focus,.quote-form select:focus,.quote-form textarea:focus{outline:2px solid #749fb8;outline-offset:1px}.form-submit{margin-top:20px}.footer{background:#0b1726;color:#d7e2ed;padding:45px 0 20px}.footer-top{display:flex;justify-content:space-between;gap:30px}.footer-brand .brand-mark{border-color:#d8e5ef}.footer-brand .brand-type>span{color:#a1b4c4}.footer-top p{max-width:280px;color:#98aab9;font-size:12px}.footer-links{display:flex;gap:24px;flex-wrap:wrap;font-size:12px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #304156;margin-top:40px;padding-top:20px;color:#91a3b3;font-size:11px}@media(max-width:980px){.hero-inner{gap:20px}.hero-visual{padding:0}.services-grid{grid-template-columns:repeat(2,1fr)}.salto-layout{gap:40px}.hospitality-layout,.contact-layout{gap:35px}.site-header nav{gap:13px}}@media(max-width:720px){.container{width:min(100% - 32px,1160px)}.nav-wrap{height:70px}.brand-type{font-size:17px}.brand-mark{height:38px;width:38px}.menu-toggle{display:block;border:1px solid #ccd7e1;background:#fff;padding:8px 12px;font-size:12px;font-weight:800}.site-header nav{display:none;position:absolute;left:0;right:0;top:70px;background:#fff;padding:20px 16px;flex-direction:column;align-items:stretch;border-bottom:1px solid #d8e2eb}.site-header nav.open{display:flex}.hero-inner,.salto-layout,.hospitality-layout,.about-layout,.contact-layout{grid-template-columns:1fr}.hero-inner{padding-top:70px;padding-bottom:50px;gap:35px}.hero-visual{max-width:420px;width:100%;margin:auto}.visual-frame{height:350px}.door{transform:scale(.85)}.hero-proof{margin-top:45px;gap:20px}.trust-inner{justify-content:center}.trust-inner span:first-child{width:100%;text-align:center}.section{padding:75px 0}.section-head{display:block}.section-head>p{margin-top:20px}.services-grid{grid-template-columns:1fr}.service-card{min-height:260px}.salto-section,.contact-section{padding:75px 0}.experience-number{font-size:145px}.hospitality-art{min-height:350px}.hotel-door{height:190px}.hotel-door i{top:90px}.about-section{padding:70px 0}.about-layout{gap:20px}.contact-layout{gap:30px}.quote-form{padding:24px}.footer-top,.footer-bottom{flex-direction:column}.footer-links{gap:15px}}

/* PriorityKey branding and hotel project portfolio */
.brand-updated .brand-lock{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border:2px solid #48c4de;border-radius:12px;color:#48c4de;font-size:26px;line-height:1}.hero-brand-image{display:block;width:100%;height:auto;max-height:550px;object-fit:contain;border-radius:14px;box-shadow:0 24px 65px rgba(0,0,0,.23)}.hero-visual-original[hidden]{display:none!important}.projects-section{background:#f2f6fa}.projects-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:30px}.project-card{overflow:hidden;border-radius:16px;background:#fff;box-shadow:0 10px 28px rgba(16,30,50,.09);border:1px solid #e1e8ef}.project-image{height:190px;position:relative;background:linear-gradient(135deg,#132b49,#34617c);display:flex;align-items:center;justify-content:center}.project-image img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;z-index:1}.project-image-fallback{text-align:center;color:#d8e9f4;letter-spacing:.15em;font-weight:700;font-size:13px}.project-image-fallback small{font-size:10px;color:#9fbad0}.project-content{padding:24px}.project-kicker{color:#328ba8;font-size:10px;letter-spacing:.14em;font-weight:800}.project-content h3{font-size:22px;color:#132b49;margin:10px 0 4px}.project-content p{font-size:14px;line-height:1.65;color:#4d5c6d}.project-location{margin-top:0;font-weight:600}.project-status{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px}.project-status span{background:#e7f5f9;color:#15536c;font-size:11px;padding:7px 9px;border-radius:30px;font-weight:700}.project-note{font-size:12px;color:#64748b;margin-top:22px}@media(max-width:900px){.projects-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.projects-grid{grid-template-columns:1fr}.project-image{height:210px}.hero-brand-image{max-height:340px}}

/* V3: consistent logo and technology partners */
.header-logo{display:block;width:192px;height:55px;object-fit:contain;object-position:left center}.footer-logo{display:block;width:220px;height:85px;object-fit:contain;object-position:left center}.partner-section{padding:95px 0;background:#fff}.partner-section h2{font-size:clamp(32px,4vw,52px);color:#142b45}.partner-intro{max-width:730px;color:#5d6d7e;line-height:1.8}.partner-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:34px}.partner-card{background:#f1f5f8;border:1px solid #dbe5ed;padding:32px;border-top:4px solid #3294b5}.partner-wordmark{font-size:36px;letter-spacing:-1.5px;font-weight:900;color:#162f49;margin-bottom:25px}.salto-wordmark span{font-weight:400;color:#567b96}.butterfly-wordmark span{color:#3294b5}.partner-card h3{font-size:21px;color:#142b45}.partner-card p{color:#53677b;line-height:1.75}.partner-disclaimer{font-size:11px;color:#738397;margin-top:20px}@media(max-width:720px){.header-logo{width:145px;height:47px}.partner-grid{grid-template-columns:1fr}.partner-section{padding:65px 0}}

/* Official SALTO partnership */
.salto-official-logo-link{display:flex;align-items:center;min-height:68px;margin-bottom:12px;text-decoration:none}
.salto-official-logo{display:block;max-width:230px;max-height:72px;width:auto;height:auto;object-fit:contain}
.official-partner-link{display:inline-block;margin-top:14px;font-weight:700;color:#126b98;text-decoration:underline;text-underline-offset:3px}
.official-partner-link:hover{color:#0b425f}

/* V6: prominent SALTO Systems partnership on homepage hero */
.hero-salto-feature{display:flex;align-items:center;gap:18px;max-width:560px;margin:27px 0 5px;padding:17px 20px;background:#fff;border:2px solid #70b7d4;border-left:6px solid #26a7d0;border-radius:10px;text-decoration:none;box-shadow:0 14px 36px rgba(0,0,0,.22);transition:transform .2s,box-shadow .2s}.hero-salto-feature:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(0,0,0,.28)}.hero-salto-logo-wrap{display:flex;align-items:center;justify-content:center;background:#fff;flex:0 0 150px;min-width:0}.hero-salto-logo{display:block;width:100%;max-height:64px;object-fit:contain}.hero-salto-details{display:flex;flex-direction:column;gap:5px;color:#122d48}.hero-salto-details strong{font-size:16px;line-height:1.3}.hero-salto-details small{font-size:12px;line-height:1.5;color:#45627b}@media(max-width:580px){.hero-salto-feature{gap:12px;padding:13px}.hero-salto-logo-wrap{flex-basis:110px}.hero-salto-details strong{font-size:14px}.hero-salto-details small{font-size:11px}}