/* ===== Alpine Services Ltd — main stylesheet ===== */
:root{
  --teal:#016282; --teal-dark:#014a63; --teal-deep:#00384b;
  --olive:#46691E; --olive-light:#5b8528;
  --white:#fff; --ink:#12262e; --muted:#5a6d75; --soft:#f2f7f8; --line:#dbe6ea;
  --radius:16px; --shadow:0 10px 30px rgba(1,98,130,.12); --shadow-lg:0 18px 50px rgba(1,60,80,.22);
  --head:'Poppins',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --body:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:hidden;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--body);color:var(--ink);background:#fff;line-height:1.7;font-size:16px;overflow-x:hidden;animation:pageIn .6s ease both}
body.leaving{opacity:0;transition:opacity .25s ease}
@keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
img{max-width:100%;display:block}
a{color:var(--teal);text-decoration:none}
h1,h2,h3,h4{font-family:var(--head);line-height:1.2;color:var(--teal-deep)}
.container{width:min(1180px,92%);margin-inline:auto}
section{padding:84px 0}
.soft{background:var(--soft)}
.skip{position:absolute;left:-999px;top:0;background:var(--olive);color:#fff;padding:10px 16px;z-index:999}
.skip:focus{left:10px;top:10px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:50px;font-family:var(--head);font-weight:600;font-size:15px;border:2px solid transparent;cursor:pointer;transition:.3s;line-height:1}
.btn-primary{background:var(--olive);color:#fff;box-shadow:0 8px 20px rgba(70,105,30,.35)}
.btn-primary:hover{background:var(--olive-light);transform:translateY(-3px);box-shadow:0 12px 26px rgba(70,105,30,.45)}
.btn-outline{border-color:#fff;color:#fff}
.btn-outline:hover{background:#fff;color:var(--teal);transform:translateY(-3px)}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 8px 20px rgba(1,98,130,.3)}
.btn-teal:hover{background:var(--teal-dark);transform:translateY(-3px)}

/* top bar */
.topbar{background:var(--teal-deep);color:#d9eaf0;font-size:13.5px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding:8px 0;gap:16px;flex-wrap:wrap}
.topbar a{color:#d9eaf0}.topbar a:hover{color:#fff}
.topbar span.sep{opacity:.4;margin:0 10px}

/* header */
.site-header{position:sticky;top:0;z-index:110;background:#fff;transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(1,60,80,.14)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:10px 0;gap:20px}
.logo img{height:58px;width:auto;transition:height .3s}
.site-header.scrolled .logo img{height:48px}
nav ul{list-style:none;display:flex;align-items:center;gap:6px}
nav>ul>li{position:relative}
nav a.nl{display:block;padding:12px 16px;font-family:var(--head);font-weight:500;font-size:15px;color:var(--teal-deep);border-radius:8px;position:relative;transition:color .25s}
nav a.nl::after{content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;background:var(--olive);transform:scaleX(0);transform-origin:left;transition:transform .3s}
nav a.nl:hover,nav a.nl.active{color:var(--olive)}
nav a.nl:hover::after,nav a.nl.active::after{transform:scaleX(1)}
.has-dd>.row{display:flex;align-items:center}
.dd-toggle{background:none;border:0;cursor:pointer;color:var(--teal-deep);padding:8px 8px 8px 0;margin-left:-10px;display:flex}
.dd-toggle svg{width:16px;height:16px;transition:transform .3s}
.has-dd:hover .dd-toggle svg,.has-dd.open .dd-toggle svg{transform:rotate(180deg)}
.dd{position:absolute;top:100%;left:0;min-width:270px;background:#fff;border-radius:14px;box-shadow:var(--shadow-lg);padding:10px;display:block;opacity:0;visibility:hidden;transform:translateY(12px);transition:.25s;border-top:3px solid var(--olive);z-index:50}
.has-dd:hover .dd,.has-dd:focus-within .dd{opacity:1;visibility:visible;transform:none}
.dd li{display:block}
.dd a{display:block;padding:10px 14px;border-radius:8px;color:var(--teal-deep);font-size:14.5px;font-weight:500;transition:.2s}
.dd a:hover,.dd a.active{background:var(--soft);color:var(--olive);padding-left:20px}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px;z-index:120}
.burger span{display:block;width:26px;height:3px;background:var(--teal);margin:5px 0;border-radius:3px;transition:.3s}
.burger.on span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* hero (home) */
.hero{position:relative;min-height:calc(100vh - 120px);min-height:min(760px,calc(100svh - 120px));display:flex;align-items:center;background:var(--teal);color:#fff;overflow:hidden;padding:70px 0}
.hero-bg{position:absolute;inset:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:left top;opacity:.55;animation:kenburns 22s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.08)}}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(100deg,rgba(1,98,130,.25) 0%,rgba(1,98,130,.78) 48%,rgba(0,56,75,.96) 100%)}
.hero .container{position:relative;z-index:2;display:flex;justify-content:flex-end}
.hero-text{max-width:600px}
.eyebrow{display:inline-block;font-family:var(--head);font-size:13px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:#cfe6a8;margin-bottom:14px}
.hero h1{color:#fff;font-size:clamp(34px,5vw,56px);font-weight:700;margin-bottom:20px}
.hero h1 span{color:#cfe6a8}
.hero p{font-size:18px;color:#e4f1f5;margin-bottom:32px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:22px;flex-wrap:wrap;margin-top:38px;font-size:14px;color:#cfe3ea}
.hero-badges div{display:flex;align-items:center;gap:8px}
.hero-badges svg{width:20px;height:20px;stroke:#cfe6a8}
.scroll-ind{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);z-index:2;width:26px;height:42px;border:2px solid rgba(255,255,255,.6);border-radius:20px}
.scroll-ind::after{content:"";position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;background:#fff;border-radius:4px;animation:wheel 1.6s infinite}
@keyframes wheel{0%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(14px)}}

/* page hero (inner) */
.page-hero{position:relative;background:var(--teal);color:#fff;padding:96px 0 80px;overflow:hidden;text-align:left}
.page-hero .hero-bg img{opacity:.38;animation:none}
.page-hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(0,56,75,.92),rgba(1,98,130,.7))}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(30px,4.5vw,46px);margin-bottom:12px}
.page-hero p{max-width:640px;color:#e0eff4;font-size:17.5px}
.crumbs{font-size:13.5px;margin-bottom:14px;color:#cfe3ea}
.crumbs a{color:#cfe6a8}.crumbs a:hover{color:#fff}

/* headings */
.sec-head{text-align:center;max-width:720px;margin:0 auto 54px}
.sec-head .eyebrow{color:var(--olive)}
.sec-head h2{font-size:clamp(28px,3.6vw,40px);margin-bottom:14px}
.sec-head p{color:var(--muted)}
.sec-head h2::after{content:"";display:block;width:64px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--teal),var(--olive));margin:16px auto 0}
.left-head{text-align:left;margin-left:0}
.left-head h2::after{margin-left:0}

/* intro strip */
.strip{padding:0;margin-top:-46px;position:relative;z-index:5}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden}
.strip-item{padding:26px 24px;display:flex;gap:14px;align-items:flex-start;border-right:1px solid var(--line)}
.strip-item:last-child{border:0}
.strip-item .ic{flex:0 0 46px;height:46px;border-radius:12px;background:var(--soft);display:grid;place-items:center}
.strip-item svg,.ic svg{width:24px;height:24px;stroke:var(--teal);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.strip-item h4{font-size:15.5px;margin-bottom:2px}
.strip-item p{font-size:13.5px;color:var(--muted);line-height:1.5}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .4s,box-shadow .4s;display:flex;flex-direction:column;position:relative}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.imgwrap{position:relative}
.card .img{aspect-ratio:16/10;overflow:hidden;position:relative;background:var(--teal)}
.card .img img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.card:hover .img img{transform:scale(1.08)}
.card .img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(0,56,75,.5))}
.card .badge{position:absolute;left:18px;bottom:-24px;z-index:3;width:50px;height:50px;border-radius:14px;background:var(--olive);display:grid;place-items:center;box-shadow:0 8px 18px rgba(70,105,30,.4);transition:.4s}
.card:hover .badge{background:var(--teal);transform:rotate(-8deg) scale(1.06)}
.badge svg{width:25px;height:25px;stroke:#fff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card .body{padding:38px 24px 26px;display:flex;flex-direction:column;flex:1}
.card h3{font-size:20px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px;margin-bottom:16px;flex:1}
.more{font-family:var(--head);font-weight:600;font-size:14.5px;color:var(--olive);display:inline-flex;align-items:center;gap:6px}
.more svg{width:16px;height:16px;transition:transform .3s}
.card:hover .more svg,.more:hover svg{transform:translateX(5px)}
.card a.stretch::after{content:"";position:absolute;inset:0;z-index:2}
.center{text-align:center;margin-top:46px}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split .pic{position:relative}
.split .pic img{border-radius:var(--radius);box-shadow:var(--shadow-lg);width:100%;aspect-ratio:4/3;object-fit:cover}
.split .pic::before{content:"";position:absolute;left:-18px;top:-18px;width:60%;height:60%;border-radius:var(--radius);border:3px solid var(--olive);z-index:-1}
.split h2{font-size:clamp(26px,3.2vw,36px);margin-bottom:16px}
.split p{color:var(--muted);margin-bottom:14px}
.ticks{list-style:none;margin:20px 0 26px}
.ticks li{position:relative;padding:7px 0 7px 34px;color:var(--ink)}
.ticks li::before{content:"";position:absolute;left:0;top:11px;width:22px;height:22px;border-radius:50%;background:var(--olive) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/14px no-repeat}
.split.rev .pic{order:2}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:s}
.step{background:#fff;border-radius:var(--radius);padding:34px 28px;box-shadow:var(--shadow);position:relative;counter-increment:s;transition:.4s;overflow:hidden}
.step:hover{transform:translateY(-6px)}
.step::before{content:"0" counter(s);position:absolute;right:20px;top:6px;font-family:var(--head);font-size:70px;font-weight:700;color:var(--soft);line-height:1}
.step h3{font-size:19px;margin-bottom:8px;position:relative}
.step p{color:var(--muted);font-size:15px;position:relative}

/* cta band */
.cta{background:linear-gradient(110deg,var(--teal-deep),var(--teal) 55%,var(--olive));color:#fff;text-align:center;padding:76px 0;position:relative;overflow:hidden}
.cta::before,.cta::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.06)}
.cta::before{width:340px;height:340px;left:-90px;top:-120px}
.cta::after{width:260px;height:260px;right:-60px;bottom:-110px}
.cta .container{position:relative;z-index:2}
.cta h2{color:#fff;font-size:clamp(26px,3.6vw,38px);margin-bottom:12px}
.cta p{color:#e0eff4;max-width:620px;margin:0 auto 28px}
.cta .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* testimonials */
.t-track{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.t-card{background:#fff;border-radius:var(--radius);padding:34px 28px 28px;box-shadow:var(--shadow);position:relative;display:flex;flex-direction:column;transition:.4s;border-bottom:4px solid var(--olive)}
.t-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.t-card .q{position:absolute;right:24px;top:18px;width:54px;height:54px;opacity:.12;fill:var(--teal)}
.stars{color:#e0a100;letter-spacing:3px;font-size:18px;margin-bottom:12px}
.t-card blockquote{font-size:15.5px;color:var(--ink);flex:1;margin-bottom:22px;font-style:italic}
.who{display:flex;align-items:center;gap:14px}
.who img{width:62px;height:62px;border-radius:50%;object-fit:cover;object-position:center 20%;border:3px solid var(--soft);outline:2px solid var(--olive)}
.who strong{display:block;font-family:var(--head);color:var(--teal-deep);font-size:16px}
.who span{font-size:13.5px;color:var(--muted)}
.t-dots{display:none;justify-content:center;gap:8px;margin-top:20px}
.t-dots button{width:10px;height:10px;border-radius:50%;border:0;background:#c3d4db;cursor:pointer;transition:.3s;padding:0}
.t-dots button.on{background:var(--olive);width:26px;border-radius:10px}

/* values / icon boxes */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.box{background:#fff;border-radius:var(--radius);padding:30px 24px;box-shadow:var(--shadow);transition:.4s;text-align:center}
.box:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.box .ic{width:62px;height:62px;border-radius:18px;background:var(--soft);display:grid;place-items:center;margin:0 auto 16px;transition:.4s}
.box:hover .ic{background:var(--teal)}
.box:hover .ic svg{stroke:#fff}
.box h3{font-size:18px;margin-bottom:8px}
.box p{font-size:14.5px;color:var(--muted)}

/* service detail */
.detail{display:grid;grid-template-columns:1.6fr 1fr;gap:48px;align-items:start}
.detail h2{font-size:clamp(24px,3vw,32px);margin:0 0 14px}
.detail h3{font-size:20px;margin:28px 0 10px}
.detail p{color:var(--muted);margin-bottom:14px}
.detail .hero-img{border-radius:var(--radius);box-shadow:var(--shadow-lg);margin-bottom:28px;width:100%;aspect-ratio:16/9;object-fit:cover}
.side{position:sticky;top:110px;display:grid;gap:22px}
.panel{background:var(--soft);border-radius:var(--radius);padding:26px}
.panel h4{font-size:17px;margin-bottom:12px}
.panel ul{list-style:none}
.panel li a{display:block;padding:9px 12px;border-radius:8px;color:var(--teal-deep);font-size:14.5px;font-weight:500;transition:.25s}
.panel li a:hover,.panel li a.active{background:var(--teal);color:#fff;padding-left:18px}
.panel.dark{background:linear-gradient(150deg,var(--teal),var(--teal-deep));color:#fff}
.panel.dark h4{color:#fff}
.panel.dark p{color:#d6e9ef;font-size:14.5px;margin-bottom:12px}
.panel.dark a.big{display:block;font-family:var(--head);font-weight:700;font-size:20px;color:#fff;margin-bottom:6px}
.panel.dark a.mail{color:#cfe6a8;font-size:14.5px;word-break:break-all}
.note{font-size:13px;color:var(--muted);background:#fff7e0;border-left:4px solid #e0a100;padding:12px 16px;border-radius:8px;margin-top:20px}

/* contact / forms */
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:44px;align-items:start}
.info-card{display:flex;gap:16px;background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:18px;transition:.3s}
.info-card:hover{transform:translateX(6px)}
.info-card .ic{flex:0 0 52px;height:52px;border-radius:14px;background:var(--teal);display:grid;place-items:center}
.info-card .ic svg{stroke:#fff}
.info-card h4{font-size:16px;margin-bottom:2px}
.info-card p,.info-card a{font-size:15px;color:var(--muted);word-break:break-word}
.info-card a:hover{color:var(--olive)}
form.form{background:#fff;border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-lg);border-top:5px solid var(--olive)}
form.form h3{font-size:24px;margin-bottom:6px}
form.form>p{color:var(--muted);margin-bottom:22px;font-size:15px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px;color:var(--teal-deep);font-family:var(--head)}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:10px;font:inherit;font-size:15px;background:#fbfdfe;transition:.25s;color:var(--ink)}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 4px rgba(1,98,130,.12);background:#fff}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.msg{display:none;padding:14px 16px;border-radius:10px;margin-top:14px;font-size:15px}
.msg.ok{display:block;background:#e9f5dc;color:#2d4a10;border:1px solid #bcd9a0}
.msg.err{display:block;background:#fde8e8;color:#8a1c1c;border:1px solid #f1b5b5}
.consent{font-size:12.5px;color:var(--muted);margin-top:12px}

/* footer */
footer{background:var(--teal-deep);color:#c5dbe3;padding:44px 0 0}
.foot-grid{display:grid;grid-template-columns:1.5fr .8fr 1fr 1.4fr;gap:32px;padding-bottom:28px}
.foot-logo{background:#fff;display:inline-block;border-radius:10px;padding:7px 11px;margin-bottom:12px;transition:transform .3s,box-shadow .3s}
.foot-logo:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(0,0,0,.3);padding-left:11px}
.foot-logo img{height:50px;width:auto}
footer h4{color:#fff;font-size:16px;margin-bottom:12px;position:relative;padding-bottom:8px}
footer h4::after{content:"";position:absolute;left:0;bottom:0;width:36px;height:3px;background:var(--olive-light);border-radius:3px}
footer ul{list-style:none}
footer li{margin-bottom:5px;font-size:14px}
footer .more-link{color:#cfe6a8;font-weight:600}
footer a{color:#c5dbe3;transition:.25s}
footer a:hover{color:#fff;padding-left:4px}
footer p{font-size:14px;margin-bottom:8px;line-height:1.55}
.certs{display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;padding:18px 0;border-top:1px solid rgba(255,255,255,.12)}
.cert{background:#fff;border-radius:10px;height:50px;padding:0 14px;display:flex;align-items:center;justify-content:center;transition:transform .3s,box-shadow .3s}
.cert:hover{transform:translateY(-3px);box-shadow:0 8px 18px rgba(0,0,0,.3)}
.cert img{height:32px;width:auto;max-width:130px;object-fit:contain}
.copy{border-top:1px solid rgba(255,255,255,.12);padding:14px 0;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* floating */
.to-top{position:fixed;right:23px;bottom:92px;width:46px;height:46px;border-radius:50%;background:var(--olive);border:0;cursor:pointer;display:grid;place-items:center;box-shadow:0 8px 20px rgba(0,0,0,.25);opacity:0;visibility:hidden;transform:translateY(14px);transition:.35s;z-index:90}
.to-top.show{opacity:1;visibility:visible;transform:none}
.wa-fab{position:fixed;right:18px;bottom:22px;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;z-index:91;box-shadow:0 8px 22px rgba(0,0,0,.3);animation:waPulse 2.6s infinite;transition:transform .3s}
.wa-fab:hover{transform:scale(1.1)}
.wa-fab svg{width:32px;height:32px}
@keyframes waPulse{0%{box-shadow:0 8px 22px rgba(0,0,0,.3),0 0 0 0 rgba(37,211,102,.55)}70%{box-shadow:0 8px 22px rgba(0,0,0,.3),0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 8px 22px rgba(0,0,0,.3),0 0 0 0 rgba(37,211,102,0)}}
.to-top svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.call-fab{display:none}

/* reveal */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
.reveal.left{transform:translateX(-40px)}.reveal.right{transform:translateX(40px)}
.reveal.left.in,.reveal.right.in{transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.4s}

.thanks{min-height:60vh;display:grid;place-items:center;text-align:center;padding:80px 0}
.thanks h1{font-size:40px;margin-bottom:12px}

/* ===== responsive ===== */
@media(max-width:1020px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .strip-grid{grid-template-columns:repeat(2,1fr)}
  .strip-item:nth-child(2){border-right:0}
  .strip-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
  .detail{grid-template-columns:1fr}
  .side{position:static}
}
@media(max-width:920px){
  .burger{display:block}
  nav{position:fixed;top:0;right:0;height:100vh;height:100dvh;width:min(340px,86vw);background:#fff;padding:90px 22px 30px;overflow-y:auto;transform:translateX(105%);visibility:hidden;transition:transform .4s ease,visibility 0s .4s;box-shadow:-10px 0 40px rgba(0,0,0,.2);z-index:110}
  nav.open{transform:none;visibility:visible;transition:transform .4s ease,visibility 0s}
  nav ul{flex-direction:column;align-items:stretch;gap:0}
  nav>ul>li{border-bottom:1px solid var(--line)}
  nav a.nl{padding:15px 6px;font-size:16px}
  nav a.nl::after{display:none}
  .has-dd>.row{justify-content:space-between}
  .has-dd>.row a.nl{flex:1}
  .dd-toggle{padding:12px;margin:0}
  .dd-toggle svg{width:20px;height:20px}
  .dd{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 10px;min-width:0;max-height:0;overflow:hidden;transition:max-height .45s ease}
  .has-dd:hover .dd{max-height:0}
  .has-dd.open .dd,.has-dd.open:hover .dd{max-height:900px}
  .has-dd:hover .dd-toggle svg{transform:none}.has-dd.open .dd-toggle svg{transform:rotate(180deg)}
  .dd a{padding:11px 10px}
  .scrim{position:fixed;inset:0;background:rgba(0,40,55,.55);z-index:105;opacity:0;visibility:hidden;transition:.3s}
  .scrim.on{opacity:1;visibility:visible}
  .hero::before{background:linear-gradient(180deg,rgba(1,98,130,.2) 0%,rgba(1,98,130,.78) 50%,rgba(0,56,75,.97) 100%)}
  .hero .container{justify-content:flex-start}
  .hero{align-items:flex-end;min-height:640px;padding:60px 0 70px}
  .hero-bg img{object-position:18% top}
  .split{grid-template-columns:1fr;gap:38px}
  .split.rev .pic{order:0}
  .split .pic::before{left:-10px;top:-10px}
  .contact-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
  /* testimonials -> swipe carousel */
  .t-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:18px;padding:6px 4px 22px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .t-track::-webkit-scrollbar{display:none}
  .t-card{flex:0 0 88%;scroll-snap-align:center}
  .t-dots{display:flex}
}
@media(max-width:640px){
  section{padding:62px 0}
  .topbar .hide-m{display:none}
  .topbar .container{justify-content:center}
  .cards{grid-template-columns:1fr}
  .grid4{grid-template-columns:1fr}
  .strip{margin-top:-30px}
  .strip-grid{grid-template-columns:1fr}
  .strip-item{border-right:0!important;border-bottom:1px solid var(--line)}
  .strip-item:last-child{border:0}
  .row2{grid-template-columns:1fr;gap:0}
  form.form{padding:26px 20px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:22px 18px}
  .foot-grid>div:first-child,.foot-grid>div:last-child{grid-column:1/-1}
  .cert{height:44px;padding:0 10px}.cert img{height:27px;max-width:100px}
  .certs{gap:8px}
  .copy{justify-content:center;text-align:center}
  .logo img{height:48px}
  .hero p{font-size:16.5px}
  .page-hero{padding:70px 0 56px}
  .call-fab{display:grid;position:fixed;left:18px;bottom:24px;width:54px;height:54px;border-radius:50%;background:var(--teal);place-items:center;z-index:90;box-shadow:0 8px 20px rgba(0,0,0,.3);animation:pulse 2.4s infinite}
  .call-fab svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(1,98,130,.5)}70%{box-shadow:0 0 0 16px rgba(1,98,130,0)}100%{box-shadow:0 0 0 0 rgba(1,98,130,0)}}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}