:root{
  --navy:#0b2e44; --teal:#1f7a9a; --teal-d:#17617c; --teal-l:#e7f3f8; --ink:#14212b; --muted:#5b6b78;
  --line:#dde6ec; --bg:#ffffff; --bg2:#f4f8fa; --wa:#25d366; --wa-d:#1ebe5b; --gold:#f2b705;
  --r:16px; --rs:10px; --sh:0 10px 30px rgba(11,46,68,.10); --max:1180px;
  font-family:Manrope,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;color:var(--ink);background:var(--bg);line-height:1.55;font-size:17px}
img{display:block;max-width:100%;height:auto}
a{color:var(--teal);text-decoration:none}
a:hover{color:var(--teal-d)}
h1,h2,h3{margin:0;line-height:1.15;letter-spacing:-.01em;color:var(--navy)}
h1{font-size:clamp(32px,4.6vw,54px);font-weight:800}
h2{font-size:clamp(26px,3.3vw,38px);font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 20px;border-radius:999px;font-weight:700;font-size:15px;border:0;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s;white-space:nowrap}
.btn svg{width:20px;height:20px;flex:0 0 auto}
.btn.primary{background:var(--teal);color:#fff;box-shadow:0 6px 18px rgba(31,122,154,.30)}
.btn.primary:hover{background:var(--teal-d);color:#fff;transform:translateY(-1px)}
.btn.wa{background:var(--wa);color:#fff;box-shadow:0 6px 18px rgba(37,211,102,.28)}
.btn.wa:hover{background:var(--wa-d);color:#fff;transform:translateY(-1px)}
.btn.lg{padding:15px 26px;font-size:17px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand .mark{width:46px;height:32px}
.brand .word{font-family:Nunito,Manrope,sans-serif;font-weight:800;font-size:20px;letter-spacing:-.02em;color:#111;line-height:1}
.brand.light .word{color:#fff}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{color:var(--ink);font-weight:600;font-size:15px}
.nav a:hover{color:var(--teal)}
.top-cta{display:flex;align-items:center;gap:16px}
.phone{color:var(--navy);font-weight:800;font-size:16px;white-space:nowrap}
.burger{display:none;margin-left:auto;background:none;border:0;padding:8px;cursor:pointer}
.burger span{display:block;width:24px;height:2.5px;background:var(--navy);margin:5px 0;border-radius:2px;transition:.2s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.mobile-nav{display:none;flex-direction:column;gap:6px;padding:10px 20px 20px;border-top:1px solid var(--line);background:#fff}
.mobile-nav a{padding:10px 0;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-nav a.btn{margin-top:10px;border:0}
.mobile-nav.open{display:flex}

/* hero */
.hero{background:linear-gradient(180deg,#f3f8fb 0%,#ffffff 100%);overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:56px 20px 64px}
.eyebrow{display:inline-block;background:var(--teal-l);color:var(--teal-d);font-weight:700;font-size:13px;letter-spacing:.04em;text-transform:uppercase;padding:7px 12px;border-radius:999px;margin-bottom:18px}
.hero-lead{font-size:19px;color:var(--muted);margin:18px 0 26px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{margin-top:14px;color:var(--muted);font-size:15px}
.facts{list-style:none;margin:32px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.facts li{background:#fff;border:1px solid var(--line);border-radius:var(--rs);padding:12px 14px;display:flex;flex-direction:column;gap:2px}
.facts b{font-size:22px;color:var(--navy);font-weight:800;letter-spacing:-.02em}
.facts span{font-size:13px;color:var(--muted);line-height:1.3}
.hero-media{position:relative;height:560px}
.ph{margin:0;position:absolute;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);background:#dfe9ef}
.ph img{width:100%;height:100%;object-fit:cover}
.ph-a{left:0;top:0;width:66%;height:100%}
.ph-b{right:0;top:6%;width:36%;height:44%;border:5px solid #fff}
.ph-c{right:3%;bottom:4%;width:36%;height:44%;border:5px solid #fff}

/* sections */
.section{padding:72px 0;scroll-margin-top:72px}
.section.tint{background:var(--bg2)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 40px}
.sec-head.left{text-align:left;margin-left:0}
.sec-head p{color:var(--muted);font-size:18px;margin-top:12px}
.sec-foot{text-align:center;color:var(--muted);margin-top:28px;font-size:15px}

/* service cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;color:var(--ink);transition:transform .18s,box-shadow .18s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh);color:var(--ink)}
.card img,.card-art{width:100%;aspect-ratio:4/3;object-fit:cover}
.card-art svg{width:100%;height:100%;display:block}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body p{color:var(--muted);font-size:15px;flex:1}
.more{color:var(--teal);font-weight:700;font-size:15px}
.card:hover .more{color:var(--teal-d)}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 22px 24px;position:relative}
.steps .num{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;margin-bottom:14px}
.steps h3{margin-bottom:8px}
.steps p{color:var(--muted);font-size:15px}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:220px;gap:14px}
.g{display:block;border-radius:var(--rs);overflow:hidden;background:#dfe9ef}
.g img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.g:hover img{transform:scale(1.04)}
.g.tall{grid-row:span 2}
.objects{margin-top:34px;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 14px;color:var(--muted);font-size:15px}
.objects b{background:var(--teal-l);color:var(--navy);padding:8px 14px;border-radius:999px;font-weight:700;font-size:14px}

/* why */
.why-in{display:grid;grid-template-columns:.9fr 1.6fr;gap:48px;align-items:start}
.why{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:26px 30px}
.why li{display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;column-gap:14px;align-content:start}
.why svg{width:44px;height:44px;padding:9px;border-radius:12px;background:#fff;color:var(--teal);border:1px solid var(--line);grid-row:span 2}
.why h3{font-size:18px;margin-bottom:4px}
.why p{color:var(--muted);font-size:15px}

/* reviews */
.reviews{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.reviews blockquote{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:10px}
.stars{color:var(--gold);letter-spacing:2px;font-size:16px}
.reviews p{font-size:15px;flex:1}
.reviews footer{color:var(--muted);font-size:13px;font-weight:600}

/* lead */
section.lead{background:linear-gradient(135deg,#0b2e44 0%,#15587a 60%,#1f7a9a 100%);color:#fff}
section.lead h2,section.lead h3{color:#fff}
.lead-in{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.lead-text>p{color:rgba(255,255,255,.85);font-size:18px;margin-top:14px}
.lead-list{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:10px}
.lead-list li{padding-left:30px;position:relative;font-weight:600}
.lead-list li:before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--wa);
  -webkit-mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="none" stroke="black" stroke-width="3" stroke-linecap="round" stroke-linejoin="round" d="M5 12.5 10 17 19 7"/></svg>') center/14px no-repeat,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.lead-alt{margin-top:30px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;color:rgba(255,255,255,.85)}
.form{background:#fff;border-radius:var(--r);padding:28px;box-shadow:0 20px 50px rgba(0,0,0,.25);display:flex;flex-direction:column;gap:14px;color:var(--ink);position:relative}
.f{display:flex;flex-direction:column;gap:6px}
.f label{font-weight:700;font-size:14px;color:var(--navy)}
.f label span{color:var(--muted);font-weight:500}
.f input,.f select,.f textarea{font:inherit;font-size:16px;padding:12px 14px;border:1.5px solid var(--line);border-radius:var(--rs);background:#fbfdfe;color:var(--ink);width:100%}
.f input:focus,.f select:focus,.f textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(31,122,154,.15)}
.f input.bad{border-color:#d64545}
.f textarea{resize:vertical;min-height:80px}
.hp{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden}
.form .btn{margin-top:4px}
.form-note{font-size:12.5px;color:var(--muted)}
.form-ok{position:absolute;inset:0;background:#fff;border-radius:var(--r);display:flex;flex-direction:column;justify-content:center;gap:10px;padding:32px;text-align:center}
.form-ok b{font-size:22px;color:var(--navy)}
.form-ok p{color:var(--muted)}
.form-err{color:#b32d2d;font-size:14px;background:#fff0f0;border-radius:8px;padding:10px 12px}
[hidden]{display:none!important}

/* contacts */
.contacts{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.c-col h3{margin-bottom:10px;font-size:17px}
.c-col p{margin:4px 0}
.c-col .muted{font-size:14px}

/* footer */
.foot{background:var(--navy);color:rgba(255,255,255,.75);padding:36px 0;font-size:14px}
.foot-in{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.foot a{color:#fff}
.foot .brand .mark polygon{fill:#9ed0e5}

/* floating wa */
.wa-float{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(37,211,102,.4);z-index:40;transition:transform .15s}
.wa-float:hover{transform:scale(1.06);color:#fff}
.wa-float svg{width:32px;height:32px}

/* lightbox */
.lightbox{position:fixed;inset:0;background:rgba(5,20,30,.92);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.lightbox img{max-width:100%;max-height:100%;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-x{position:absolute;top:14px;right:18px;background:none;border:0;color:#fff;font-size:40px;line-height:1;cursor:pointer}

/* responsive */
@media (max-width:1024px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .reviews{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .why-in{grid-template-columns:1fr;gap:28px}
  .hero-in{grid-template-columns:1fr;gap:36px}
  .hero-media{height:440px;max-width:640px}
  .nav{display:none}
}
@media (max-width:760px){
  body{font-size:16px}
  .top-in{height:62px;gap:14px}
  .top-cta{display:none}
  .burger{display:block}
  .hero-in{padding:36px 20px 44px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .hero-media{height:360px}
  .section{padding:52px 0}
  .cards,.reviews,.steps{grid-template-columns:1fr}
  .why{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px}
  .lead-in{grid-template-columns:1fr;gap:32px}
  .form{padding:22px}
  .contacts{grid-template-columns:1fr;gap:22px}
  .hero-actions .btn{flex:1}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card,.g img,.btn{transition:none}}