:root{
  --teal:#0b6b7a; --teal2:#0e8a9c; --green:#57b30c; --green2:#3d8b00;
  --ink:#10222b; --mut:#5b7280; --bg:#f4faf7; --card:#ffffff;
  --line:#dcebe4; --grad:linear-gradient(120deg,var(--teal),var(--green));
  --sh:0 18px 50px -18px rgba(11,107,122,.35);
  --r:20px;
}
*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth}
body{margin:0;font-family:'Plus Jakarta Sans',system-ui,sans-serif;color:var(--ink);background:var(--bg);overflow-x:hidden}
body.dark{--ink:#e8f3ef;--mut:#9db8b0;--bg:#0c1a1f;--card:#13272e;--line:#1f3a43;--sh:0 18px 50px -18px rgba(0,0,0,.7)}
body.dark img{filter:brightness(.9)}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
a{color:inherit}
/* blobs */
.bg-blobs{position:fixed;inset:0;z-index:-1;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.35;animation:drift 14s ease-in-out infinite alternate}
.b1{width:520px;height:520px;background:#7fe3c3;top:-140px;left:-120px}
.b2{width:460px;height:460px;background:#b8ec7f;top:30%;right:-160px;animation-delay:-4s}
.b3{width:420px;height:420px;background:#8fd8ef;bottom:-160px;left:30%;animation-delay:-8s}
@keyframes drift{to{transform:translate(40px,50px) scale(1.08)}}
/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:18px;padding:10px 20px}
.logo{display:flex;gap:10px;align-items:center;text-decoration:none;line-height:1}
.logo-txt{font-weight:800;font-size:15px;letter-spacing:.5px}.logo-txt strong{font-size:19px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-txt em{display:block;font-style:italic;font-weight:600;font-size:11px;color:var(--teal2)}
body.dark .logo-txt em{color:#8fe3b0}
.links{display:flex;gap:16px;margin-left:auto;font-weight:600;font-size:14.5px}
.links a{text-decoration:none;opacity:.85}.links a:hover{opacity:1;color:var(--teal2)}
.nav-cta{display:flex;gap:8px;align-items:center;margin-left:8px}
.btn{border:0;border-radius:999px;padding:10px 18px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block;font-size:14.5px;transition:.2s}
.btn.big{padding:14px 26px;font-size:16px}.btn.sm{padding:8px 14px;font-size:13px}
.btn.primary{background:var(--grad);color:#fff;box-shadow:var(--sh)}.btn.primary:hover{transform:translateY(-2px)}
.btn.light{background:var(--card);border:1.5px solid var(--line);color:var(--ink)}.btn.ghost{background:transparent;border:1.5px solid var(--line)}
.icon-btn{border:1.5px solid var(--line);background:var(--card);border-radius:50%;width:40px;height:40px;cursor:pointer;font-size:17px}
.burger{display:none;border:0;background:transparent;font-size:24px}
/* hero */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;padding:54px 20px 30px}
.pill{display:inline-block;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:13px;font-weight:700;box-shadow:var(--sh)}
h1{font-size:clamp(42px,6vw,72px);line-height:.98;margin:18px 0 12px;letter-spacing:-1px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:18px;color:var(--mut);max-width:52ch}
.hero-btns{display:flex;gap:12px;margin:22px 0;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(4,auto);gap:22px;margin:18px 0}
.stats strong{font-size:24px;display:block}.stats small{color:var(--mut)}
.hero-contact{font-size:13.5px;color:var(--mut)}.hero-contact a{font-weight:700}
.hero-photo{position:relative;border-radius:28px;overflow:visible}
.hero-photo img{width:100%;height:480px;object-fit:cover;border-radius:28px;box-shadow:var(--sh)}
.float-card{position:absolute;display:flex;gap:10px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:12px 16px;box-shadow:var(--sh);animation:float 4s ease-in-out infinite alternate;font-size:14px}
.fc1{left:-24px;bottom:60px}.fc2{right:-14px;top:70px;animation-delay:-2s}
.float-card small{display:block;color:var(--mut)}
@keyframes float{to{transform:translateY(-10px)}}
.badge-spin{position:absolute;left:-30px;top:-30px;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--teal2),var(--teal) 60%,#083f47);color:#fff;display:grid;place-content:center;text-align:center;font-weight:800;font-size:14px;line-height:1.25;border:4px solid #fff;box-shadow:var(--sh);animation:spin 12s linear infinite}
@keyframes spin{to{filter:hue-rotate(20deg)}}
/* trust */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:10px auto 6px}
.trust-item{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px 16px;font-weight:700;font-size:14px}.trust-item small{display:block;color:var(--mut);font-weight:500}
/* sections */
.section{padding:64px 0}.band{background:color-mix(in srgb,var(--card) 70%,transparent);border-block:1px solid var(--line)}
.kicker{color:var(--green2);font-weight:800;text-transform:uppercase;letter-spacing:1.5px;font-size:13px;margin:0}
body.dark .kicker{color:#8fe3b0}
h2{font-size:clamp(28px,3.6vw,42px);margin:8px 0 10px;letter-spacing:-.5px}
.sub{color:var(--mut);max-width:70ch}
.grid.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:26px}
.grid.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh);transition:.25s;position:relative}
.card:hover{transform:translateY(-6px);border-color:var(--green)}
.card .ico{font-size:32px}.card h3{margin:10px 0 8px;font-size:18px}.card p{color:var(--mut);font-size:14.5px}
.tag{display:inline-block;margin-top:10px;background:#e9f9df;color:#2c6b00;font-weight:800;font-size:12.5px;padding:6px 12px;border-radius:999px}
body.dark .tag{background:#1e3a1a;color:#a5ec8a}
.card footer{margin-top:12px}.stars{color:#e8a100;letter-spacing:2px}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.step{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.step span{display:grid;place-content:center;width:40px;height:40px;border-radius:50%;background:var(--grad);color:#fff;font-weight:800}
/* prices */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.price-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.price-card.hot{border:2px solid var(--green);transform:scale(1.02)}
.hot-badge{position:absolute;top:-14px;left:20px;background:var(--grad);color:#fff;font-size:12px;font-weight:800;padding:6px 14px;border-radius:999px}
.price-card ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.price-card li{display:flex;justify-content:space-between;gap:10px;border-bottom:1px dashed var(--line);padding-bottom:8px;font-size:14.5px}
.fine{color:var(--mut);font-size:13px;margin-top:14px}
/* calculator */
.calc-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:start}
.calc-img{width:100%;border-radius:var(--r);margin-top:18px;height:220px;object-fit:cover}
.calc{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:26px;display:grid;gap:16px;box-shadow:var(--sh)}
.calc label{display:grid;gap:8px;font-weight:700;font-size:14px}
.calc select,.form input,.form select,.form textarea{background:var(--bg);border:1.5px solid var(--line);border-radius:12px;padding:12px;color:var(--ink);font:inherit;width:100%}
input[type=range]{width:100%;accent-color:var(--green)}
.extras{display:grid;grid-template-columns:1fr 1fr;gap:8px;font-size:14px}
.extras label{display:flex;gap:8px;align-items:center;background:var(--bg);border:1px solid var(--line);padding:10px;border-radius:12px;font-weight:600}
.calc-out{display:grid;grid-template-columns:1fr 1fr;gap:12px;background:var(--bg);border:1px dashed var(--green);border-radius:16px;padding:16px}
.calc-out small{color:var(--mut)}.calc-out strong{font-size:26px;display:block}
/* before after */
.ba{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--sh);margin-top:20px;user-select:none}
.ba img{display:block;width:100%;height:440px;object-fit:cover;pointer-events:none}
.ba-before{position:absolute;inset:0;overflow:hidden;width:50%}
.ba-before img{width:100vw;max-width:1180px;filter:grayscale(.7) brightness(.75)}
#baRange{position:absolute;inset:0;width:100%;opacity:0;cursor:ew-resize;margin:0}
.ba-l,.ba-r{position:absolute;top:14px;font-weight:800;font-size:12px;background:#0009;color:#fff;padding:6px 12px;border-radius:999px}
.ba-l{left:14px}.ba-r{right:14px}
/* faq */
.faq{display:grid;gap:10px;margin-top:20px;max-width:860px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px}
.faq summary{font-weight:700;cursor:pointer}
/* poptavka */
.popt-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:start}
.form{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:28px;display:grid;gap:14px;box-shadow:var(--sh)}
.form label{display:grid;gap:6px;font-weight:700;font-size:14px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.check{display:flex!important;flex-direction:row!important;gap:10px;align-items:start;font-weight:500!important}
.check input{width:auto;margin-top:4px}
.ok{background:#e7f9dd;border:1px solid #9ed97e;padding:12px;border-radius:12px;color:#245c00;font-weight:700}
.contact-card{background:linear-gradient(160deg,var(--teal),#083f47);color:#fff;border-radius:24px;padding:28px;display:grid;gap:8px;box-shadow:var(--sh)}
.contact-card a{color:#d8ffab;font-weight:700}.big-tel{font-size:26px;text-decoration:none}
.map-demo{background:#ffffff22;border:1px dashed #ffffff66;border-radius:14px;padding:14px;font-size:14px}
.center{text-align:center;margin-top:20px}
/* footer */
footer{border-top:1px solid var(--line);padding:26px 0;background:var(--card)}
.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
/* modal */
.modal{position:fixed;inset:0;background:#000a;display:grid;place-items:center;z-index:99;padding:16px}
.modal-box{background:var(--card);color:var(--ink);border-radius:22px;max-width:640px;width:100%;padding:26px;max-height:90vh;overflow:auto;position:relative;border:1px solid var(--line)}
.x{position:absolute;right:14px;top:14px;border:0;background:var(--bg);border-radius:50%;width:36px;height:36px;cursor:pointer}
.tabs{display:flex;gap:8px;margin:12px 0}.tab{border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:8px 18px;font-weight:700;cursor:pointer}.tab.active{background:var(--grad);color:#fff;border:0}
.dash-grid{display:grid;gap:14px}.dash-card{background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:16px}
.tbl{width:100%;border-collapse:collapse;font-size:14px}.tbl td,.tbl th{border-bottom:1px solid var(--line);padding:8px;text-align:left}
.paid{color:green;font-weight:800}.wait{color:#b97b00;font-weight:800}
/* chat */
#chatFab{position:fixed;right:20px;bottom:20px;width:60px;height:60px;border-radius:50%;border:0;background:var(--grad);font-size:26px;cursor:pointer;box-shadow:var(--sh);z-index:80}
#chatFab .dot{position:absolute;top:4px;right:4px;width:14px;height:14px;background:#2bff5d;border-radius:50%;border:2px solid #fff}
#chatBox{position:fixed;right:20px;bottom:92px;width:min(360px,calc(100vw - 40px));background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;z-index:81;box-shadow:var(--sh)}
#chatBox header{background:var(--grad);color:#fff;padding:12px 14px;font-weight:800;display:flex;gap:8px;align-items:center}
#chatBox header small{font-weight:500;opacity:.9}#chatX{margin-left:auto;border:0;background:#fff3;border-radius:8px;color:#fff;cursor:pointer}
#chatLog{padding:14px;display:grid;gap:10px;max-height:300px;overflow:auto}
.msg{padding:10px 14px;border-radius:14px;font-size:14px;max-width:85%}
.msg.bot{background:var(--bg);border:1px solid var(--line)}.msg.me{background:var(--grad);color:#fff;justify-self:end}
#chatForm{display:flex;border-top:1px solid var(--line)}#chatForm input{flex:1;border:0;padding:14px;background:transparent;color:var(--ink)}#chatForm button{border:0;background:var(--grad);color:#fff;width:52px;cursor:pointer;font-size:18px}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 20px;border-radius:999px;font-weight:700;opacity:0;transition:.3s;z-index:120}
#toast.show{opacity:1}
/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:.7s}.reveal.in{opacity:1;transform:none}
/* responsive */
@media(max-width:1000px){
  .hero{grid-template-columns:1fr}.hero-photo img{height:340px}
  .grid.cards,.grid.three,.price-grid,.steps,.calc-wrap,.popt-grid{grid-template-columns:1fr 1fr}
  .trust{grid-template-columns:1fr 1fr}
  .links{display:none;position:absolute;top:62px;left:0;right:0;background:var(--card);flex-direction:column;padding:18px;border-bottom:1px solid var(--line)}
  .links.open{display:flex}.burger{display:block}
  .fc1{left:8px}.badge-spin{left:8px}
}
@media(max-width:640px){
  .grid.cards,.grid.three,.price-grid,.steps,.calc-wrap,.popt-grid,.row,.extras,.calc-out{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}.nav-cta .btn.ghost{display:none}
  .hero{padding-top:30px}.ba img{height:300px}
}