:root{
  --navy:#0B2A3F; --navy2:#071E2E; --blue:#0A6FA0; --cyan:#1391C6; --green:#64952B;
  --ink:#33424C; --muted:#6B7A85; --line:#E2E8EC; --bg:#F5F7F8; --card:#fff; --maxw:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Montserrat',system-ui,-apple-system,sans-serif;color:var(--ink);background:#fff;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
section{padding:72px 0}
h1,h2,h3{color:var(--navy);line-height:1.15;margin:0}
h2{font-size:clamp(24px,3.6vw,34px);font-weight:800;letter-spacing:-.01em}
.eyebrow{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);font-weight:700;margin-bottom:12px}
.lead{font-size:clamp(15.5px,1.8vw,17.5px);color:var(--muted);max-width:640px;margin:12px 0 0}
.sec-head{max-width:700px}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:15px;padding:13px 24px;border-radius:10px;border:2px solid transparent;cursor:pointer;transition:.18s}
.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:#095c86}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-line{background:transparent;color:var(--blue);border-color:var(--blue)}.btn-line:hover{background:var(--blue);color:#fff}
.ic{display:inline-flex;width:26px;height:26px}.ic svg{width:100%;height:100%}
.bg-soft{background:var(--bg)}

/* NAV */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav .logo{height:42px}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{color:var(--navy);font-weight:600;font-size:15px}
.nav-links a:hover,.nav-links a.active{color:var(--blue)}
.nav-links a.active{border-bottom:2px solid var(--blue);padding-bottom:2px}
.nav-links .btn{padding:9px 18px;font-size:14px;color:#fff;border:0}
.nav-links .btn.active{border:0}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0}

/* HERO (home) */
.hero{position:relative;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('img/hero.jpg') center/cover no-repeat}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(7,20,30,.92) 30%,rgba(7,20,30,.6) 62%,rgba(7,20,30,.25) 100%)}
.hero-inner{position:relative;padding:92px 0 80px}
.hero h1{color:#fff;font-size:clamp(30px,5.2vw,52px);font-weight:800;letter-spacing:-.015em;max-width:740px}
.hero p{color:#DCE6EC;font-size:clamp(16px,2.2vw,20px);max-width:560px;margin:18px 0 28px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-accent{width:60px;height:4px;background:var(--green);border-radius:2px;margin-bottom:22px}
.pillars{display:flex;gap:10px;flex-wrap:wrap;margin-top:38px}
.pillars span{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:9px 18px;font-size:13px;font-weight:600}

/* PAGE HERO (inner) */
.phero{position:relative;color:#fff;overflow:hidden}
.phero-bg{position:absolute;inset:0;background-position:center;background-size:cover}
.phero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,20,30,.9),rgba(7,20,30,.62))}
.phero-inner{position:relative;padding:64px 0}
.phero .eyebrow{color:var(--cyan)}
.phero h1{color:#fff;font-size:clamp(28px,4.4vw,42px);font-weight:800;letter-spacing:-.01em}
.phero p{color:#CBD8DF;max-width:620px;margin:14px 0 0;font-size:clamp(15px,2vw,17px)}
.crumb{font-size:13px;color:#9FB4BF;margin-bottom:10px}
.crumb a{color:#9FB4BF}.crumb a:hover{color:#fff}

/* cards / grids */
.grid{display:grid;gap:24px}
.pcards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px 24px;border-top:3px solid var(--blue)}
.pcard.g{border-top-color:var(--green)}.pcard.n{border-top-color:var(--navy)}
.pcard .ic{width:34px;height:34px;color:var(--blue);margin-bottom:12px}
.pcard.g .ic{color:var(--green)}.pcard.n .ic{color:var(--navy)}
.pcard h3{font-size:19px;margin-bottom:8px}.pcard p{margin:0;color:var(--muted);font-size:14.5px}
.claims{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.claim{padding:20px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.claim b{color:var(--navy);display:block;font-size:16px;margin-bottom:3px}.claim span{color:var(--muted);font-size:14px}

/* lifecycle band */
.band{background:linear-gradient(135deg,var(--navy2),var(--navy));color:#fff}
.band h2{color:#fff}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.step{padding:22px;border:1px solid rgba(255,255,255,.14);border-radius:14px;background:rgba(255,255,255,.03)}
.step .n{font-size:13px;font-weight:700;color:var(--cyan);letter-spacing:.15em}
.step b{display:block;color:#fff;font-size:20px;margin:8px 0 4px}.step span{color:#B9C6CE;font-size:14px}

/* teasers (home) */
.teasers{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:38px}
.teaser{position:relative;border-radius:16px;overflow:hidden;min-height:230px;display:flex;align-items:flex-end;color:#fff}
.teaser img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.teaser::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,20,30,.15),rgba(7,20,30,.88))}
.teaser .t{position:relative;padding:24px}
.teaser h3{color:#fff;font-size:20px;margin-bottom:6px}
.teaser p{color:#D7E1E7;font-size:14px;margin:0 0 10px}
.teaser .more{color:#fff;font-weight:700;font-size:14px;display:inline-flex;gap:6px;align-items:center}

/* services */
.svc{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.svc-card{background:var(--card);border:1px solid var(--line);border-radius:16px;display:flex;flex-direction:column}
.svc-card .top{padding:26px 24px 6px}
.svc-card .ic{width:38px;height:38px;color:var(--green);margin-bottom:10px}
.svc-card.blue .ic{color:var(--blue)}.svc-card.navy .ic{color:var(--navy)}
.svc-card h3{font-size:20px}
.svc-card>p{color:var(--muted);font-size:14px;padding:0 24px;margin:4px 0}
.svc-list{list-style:none;padding:12px 24px 24px;margin:0}
.svc-list li{padding:10px 0;border-top:1px solid var(--line);font-size:14px}
.svc-list li b{color:var(--navy);display:block;font-weight:600}.svc-list li span{color:var(--muted);font-size:13px}

/* efficiency */
.eff{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:36px}
.eff-item{display:flex;gap:15px;padding:22px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.eff-item .ic{flex:none;width:36px;height:36px;color:var(--blue)}
.eff-item h3{font-size:17px;margin-bottom:4px}.eff-item p{margin:0;color:var(--muted);font-size:14px}
.eff-item .tag{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--green);font-weight:700;margin-top:8px;display:block}
.quote{margin-top:40px;background:linear-gradient(135deg,var(--navy2),var(--navy));color:#fff;border-radius:18px;padding:40px 34px;text-align:center}
.quote p{font-size:clamp(18px,2.5vw,23px);font-weight:600;max-width:800px;margin:0 auto;color:#fff}
.quote .k{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);font-weight:700;margin-bottom:12px}

/* maintenance */
.mnt{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.mnt-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px 22px}
.mnt-card .ic{width:34px;height:34px;color:var(--blue);margin-bottom:10px}
.mnt-card h3{font-size:18px;margin-bottom:6px}.mnt-card p{margin:0;color:var(--muted);font-size:14px}
.mnt-24{grid-column:1/-1;display:flex;align-items:center;gap:16px;background:linear-gradient(135deg,var(--blue),#0a5c86);color:#fff;border-radius:16px;padding:24px 28px;flex-wrap:wrap}
.mnt-24 .ic{width:38px;height:38px;color:#fff;flex:none}
.mnt-24 b{font-size:18px;display:block}.mnt-24 span{color:#DCEAF2;font-size:14px}

/* projects empty */
.proj-empty{margin-top:32px;border:2px dashed var(--line);border-radius:18px;padding:56px 30px;text-align:center;background:var(--bg)}
.proj-empty .ic{width:42px;height:42px;color:var(--blue);margin:0 auto 12px}
.proj-empty h3{font-size:20px;margin-bottom:8px}.proj-empty p{color:var(--muted);max-width:500px;margin:0 auto}

/* section photo */
.photo{border-radius:16px;overflow:hidden;margin-top:36px}.photo img{width:100%;height:auto}

/* CTA strip */
.ctastrip{background:linear-gradient(135deg,var(--blue),#0a5c86);color:#fff;border-radius:18px;padding:38px 34px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;margin-top:8px}
.ctastrip h3{color:#fff;font-size:22px}.ctastrip p{margin:4px 0 0;color:#DCEAF2;font-size:15px}

/* contact */
.cwrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:38px;margin-top:8px;align-items:start}
.cinfo .row{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px}
.cinfo .ic{width:22px;height:22px;color:var(--blue);flex:none;margin-top:3px}
.cinfo b{display:block;color:var(--navy);font-size:15px}.cinfo span{color:var(--muted);font-size:14.5px}
.badge24{display:inline-flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:13px;font-weight:600;margin-top:4px;color:var(--navy)}
form{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px}
form label{display:block;font-size:13px;font-weight:600;color:var(--navy);margin:0 0 6px}
form input,form textarea{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;font:inherit;font-size:15px;color:var(--ink);margin-bottom:15px;background:#fff}
form input:focus,form textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(10,111,160,.12)}
form textarea{min-height:120px;resize:vertical}
form .btn{width:100%;justify-content:center}
.formnote{font-size:12px;color:var(--muted);margin-top:10px;text-align:center}

/* footer */
footer{background:#061826;color:#9FB0BB;padding:52px 0 28px;font-size:14px}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
.foot .logo{height:50px;margin-bottom:14px}
.foot h4{color:#fff;font-size:13px;letter-spacing:.12em;text-transform:uppercase;margin:0 0 12px}
.foot a{color:#9FB0BB;display:block;padding:5px 0}.foot a:hover{color:#fff}
.legal{border-top:1px solid rgba(255,255,255,.1);margin-top:36px;padding-top:20px;font-size:12.5px;color:#7B8C97;line-height:1.7;text-align:center}
.legal b{color:#B9C6CE;font-weight:600}

@media(max-width:900px){
  .nav-links{position:fixed;inset:68px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 0;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(0,0,0,.08);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 22px;border-top:1px solid var(--line)}.nav-links a.active{border-bottom:0}
  .nav-links .btn{margin:12px 22px}
  .burger{display:block}
  .pcards,.claims,.svc,.eff,.mnt,.teasers,.cwrap,.foot,.steps{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  section{padding:52px 0}.ctastrip,.mnt-24{flex-direction:column;align-items:flex-start}
}
@media(max-width:520px){.steps{grid-template-columns:1fr}}

/* legal / prose pages */
.legal-head{background:linear-gradient(135deg,var(--navy2),var(--navy));color:#fff;padding:52px 0}
.legal-head h1{color:#fff;font-size:clamp(26px,4vw,34px)}
.legal-head .crumb{color:#9FB4BF;margin-bottom:8px;font-size:13px}
.legal-head .crumb a{color:#9FB4BF}
.prose{max-width:770px}
.prose h2{font-size:21px;margin:32px 0 10px}
.prose h3{font-size:16px;margin:22px 0 6px}
.prose p{margin:0 0 14px;color:var(--ink);font-size:15px}
.prose ul{color:var(--ink);font-size:15px;padding-left:20px;margin:0 0 14px}
.prose li{margin:6px 0}
.prose .data{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:0 0 20px;font-size:14.5px;line-height:1.8}
.prose .data b{color:var(--navy)}
.prose .muted{color:var(--muted);font-size:13px;border-top:1px solid var(--line);padding-top:14px;margin-top:24px}

/* automation page */
.teasers{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.caps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;margin-top:38px}
.split.rev .txt{order:2}
.split img{border-radius:16px;width:100%;height:auto}
.split h3{font-size:22px;margin-bottom:10px}
.split p{color:var(--muted);margin:0 0 10px}
.split .hi{color:var(--navy);font-weight:700}
.graphics{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px;align-items:end}
.graphics figure{margin:0;text-align:center}
.graphics img{width:100%;height:auto}
.graphics figcaption{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);font-weight:700;margin-top:10px}
.loxone{display:flex;align-items:center;gap:28px;background:linear-gradient(135deg,var(--navy2),var(--navy));color:#fff;border-radius:18px;padding:34px 32px;margin-top:8px;flex-wrap:wrap}
.loxone .logo-tile{width:150px;height:150px;border-radius:16px;flex:none;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.loxone .logo-tile img{width:100%;height:100%;object-fit:cover}
.loxone .lx{flex:1;min-width:260px}
.loxone .lx .k{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:#8CE063;font-weight:700;margin-bottom:6px}
.loxone .lx h3{color:#fff;font-size:23px;margin-bottom:8px}
.loxone .lx p{color:#B9C6CE;margin:0;font-size:15px}
@media(max-width:900px){.caps,.split,.graphics{grid-template-columns:1fr}.split.rev .txt{order:0}}

/* loxone credit in footer */
.foot-lox{display:flex;align-items:center;gap:11px;margin-top:18px}
.foot-lox img{width:66px;height:66px;border-radius:10px;flex:none}
.foot-lox span{font-size:14px;color:#C7D3DB;line-height:1.3;font-weight:600}


/* projects (text cards) */
.projects{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;margin-top:38px}
.proj-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px 24px;border-top:3px solid var(--blue)}
.proj-card .cat{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);font-weight:700;margin-bottom:8px;display:block}
.proj-card h3{font-size:18px;margin-bottom:10px;line-height:1.25}
.proj-card p{margin:0;color:var(--muted);font-size:14.5px}
.proj-note{margin-top:26px;font-size:13px;color:var(--muted);text-align:center}

/* project cards with photo */
.proj-card{overflow:hidden;padding:0}
.proj-card{border-top:0}
.proj-card>img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.proj-card .pc-body{padding:22px 24px}
.proj-card .pc-body .cat{margin-top:0}