:root{
  --navy:#09233d; --navy2:#0d3155; --blue:#1e74c9; --orange:#ff6b18; --light:#f4f7fb;
  --text:#132238; --muted:#607086; --white:#fff; --line:#dfe6ee; --green:#149447;
  --shadow:0 16px 40px rgba(10,36,63,.12); --radius:18px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.5}
img{max-width:100%;display:block} a{color:inherit;text-decoration:none} button,input,select,textarea{font:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{height:72px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:10px;min-width:max-content}.brand span{display:flex;flex-direction:column;line-height:1.05}.brand strong{font-size:16px;text-transform:uppercase}.brand small{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.desktop-nav{display:flex;gap:22px;margin-left:auto}.desktop-nav a{font-size:14px;font-weight:650}.desktop-nav a:hover{color:var(--blue)}
.header-actions{display:flex;align-items:center;gap:14px}.header-phone{font-weight:800;color:var(--navy)}.menu-btn{display:none;background:none;border:0;font-size:27px}.mobile-nav{padding:12px 20px 20px;display:grid;gap:10px;border-top:1px solid var(--line)}
.btn{border:0;border-radius:10px;background:var(--orange);color:#fff;padding:14px 20px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:.2s;box-shadow:0 8px 20px rgba(255,107,24,.22)}.btn:hover{transform:translateY(-1px);filter:brightness(.98)}.btn-small{padding:10px 14px;font-size:13px}.btn-outline{background:transparent;border:1px solid rgba(255,255,255,.7);box-shadow:none}
.hero{background:linear-gradient(105deg,rgba(7,28,48,.98) 0%,rgba(10,43,74,.94) 54%,rgba(11,61,104,.78) 100%), radial-gradient(circle at 80% 30%, #2f83c6, transparent 42%);color:#fff;padding:72px 0;overflow:hidden;position:relative}.hero:after{content:"";position:absolute;width:420px;height:420px;border:80px solid rgba(255,255,255,.04);border-radius:50%;right:-70px;top:-140px}
.hero-grid{display:grid;grid-template-columns:1.45fr .75fr;gap:60px;align-items:center;position:relative;z-index:1}.eyebrow{color:var(--blue);text-transform:uppercase;font-weight:900;font-size:13px;letter-spacing:.08em}.eyebrow.light{color:#6db5ff}.hero h1{font-size:clamp(36px,5vw,62px);line-height:1.02;margin:10px 0 18px;max-width:900px}.hero-lead{font-size:18px;color:#d7e1ea;max-width:790px}.hero-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 18px;margin:28px 0}.hero-points span:before{content:"✓";display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#1b78cc;margin-right:8px}.hero-buttons{display:flex;gap:14px;flex-wrap:wrap}.hero-card{background:#fff;color:var(--text);padding:24px;border-radius:16px;box-shadow:var(--shadow)}.hero-card h2{margin:0 0 6px;font-size:23px}.hero-card p{color:var(--muted);margin-top:0}
.section{padding:74px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}.section-head h2,.trust h2,.calc-section h2,.faq-grid h2,.contractor-box h2,.final-cta h2{font-size:clamp(28px,3.2vw,42px);line-height:1.08;margin:7px 0}.section-head p{max-width:520px;color:var(--muted)}
.icon-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}.icon-grid article{background:var(--light);border:1px solid var(--line);padding:22px 16px;border-radius:14px}.icon-grid img{width:42px;height:42px;margin-bottom:16px}.icon-grid h3{font-size:16px;margin:0 0 7px}.icon-grid p{font-size:13px;color:var(--muted);margin:0}
.trust{background:var(--navy);color:#fff}.trust-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}.trust-list{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:28px}.trust-list div{display:grid;gap:5px}.trust-list span{font-size:14px;color:#bfd0df}.trust-photo{background:#0f3b66;border-radius:var(--radius);padding:24px;overflow:hidden}
.tariff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.tariff-card{border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;background:#fff}.tariff-card.featured{border:2px solid var(--blue);box-shadow:var(--shadow)}.badge{align-self:flex-start;background:#eaf4ff;color:var(--blue);font-size:12px;font-weight:900;padding:6px 9px;border-radius:99px}.tariff-card h3{font-size:28px;margin:12px 0 5px}.price{font-weight:900;font-size:25px;margin:6px 0 18px}.price small{font-size:13px}.tariff-card ul{padding-left:20px;color:var(--muted);display:grid;gap:10px;margin-bottom:26px}.tariff-card li::marker{color:var(--green)}.tariff-card .btn{margin-top:auto}
.calc-section{background:var(--light)}.calc-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}.calculator{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px}.calculator>label:nth-of-type(n+7),.calculator>.form-row,.calculator>.btn,.calculator>.consent,.calculator>.form-status{grid-column:1/-1}.calc-summary{margin-top:28px;border:1px solid var(--line);background:#fff;border-radius:14px;padding:20px;display:grid;gap:4px}.calc-summary span{color:var(--muted)}
.lead-form{display:grid;gap:12px}.lead-form label{display:grid;gap:6px;font-size:13px;font-weight:700}.lead-form input,.lead-form select,.lead-form textarea{width:100%;border:1px solid #ccd6e1;background:#fff;border-radius:9px;padding:12px 13px;outline:none}.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(30,116,201,.1)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.consent{grid-template-columns:auto 1fr!important;align-items:start!important;font-weight:400!important;color:var(--muted);font-size:11px!important}.consent input{width:auto!important;margin-top:3px}.consent a{text-decoration:underline}.form-status{min-height:22px;font-size:13px}.form-status.success{color:var(--green)}.form-status.error{color:#c0392b}.hp{position:absolute!important;left:-9999px!important}
.service-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-cards article{border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff}.service-cards h3{margin-top:0}.service-cards p{color:var(--muted)}.text-btn{border:0;background:none;color:var(--blue);font-weight:900;padding:0;cursor:pointer}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.case-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}.case-card>div{padding:18px}.case-card span{color:var(--muted);font-size:12px}.case-card h3{margin:5px 0}.case-card p{color:var(--muted);font-size:14px}
.workflow{background:var(--light)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.steps>div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.steps b{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#eaf4ff;color:var(--blue)}.steps p{color:var(--muted)}
.contractor-box{background:linear-gradient(105deg,#eaf4ff,#f8fbff);border:1px solid #cfe2f7;padding:34px;border-radius:var(--radius);display:flex;justify-content:space-between;gap:30px;align-items:center}.contractor-box p{max-width:780px;color:var(--muted)}
.faq-grid{display:grid;grid-template-columns:.55fr 1.45fr;gap:50px}.faq-list{display:grid;gap:10px}.faq-list details{border:1px solid var(--line);border-radius:12px;padding:16px 18px}.faq-list summary{font-weight:800;cursor:pointer}.faq-list p{color:var(--muted)}
.final-cta{background:linear-gradient(120deg,var(--navy),var(--navy2));color:#fff;padding:64px 0}.final-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.final-cta p{color:#c6d5e2}.compact{background:#fff;color:var(--text);padding:24px;border-radius:16px}
footer{padding:28px 0;background:#fff;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:20px;align-items:center;font-size:13px;color:var(--muted)}.footer-grid strong{color:var(--text)}
dialog{border:0;border-radius:16px;padding:28px;width:min(520px,calc(100% - 30px));box-shadow:0 30px 80px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(4,17,30,.6)}.dialog-close{position:absolute;right:14px;top:10px;border:0;background:none;font-size:30px;cursor:pointer}dialog h2{margin-top:0}
@media(max-width:980px){.desktop-nav,.header-actions{display:none}.menu-btn{display:block;margin-left:auto}.hero-grid,.trust-grid,.calc-grid,.faq-grid,.final-grid{grid-template-columns:1fr}.icon-grid{grid-template-columns:repeat(3,1fr)}.tariff-grid,.case-grid{grid-template-columns:1fr 1fr}.service-cards{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.hero{padding:48px 0}}
@media(max-width:640px){.container{width:min(100% - 28px,1180px)}.section{padding:52px 0}.hero h1{font-size:38px}.hero-points,.trust-list,.calculator,.form-row{grid-template-columns:1fr}.icon-grid{grid-template-columns:1fr 1fr}.tariff-grid,.case-grid,.service-cards,.steps,.footer-grid{grid-template-columns:1fr}.section-head,.contractor-box{align-items:flex-start;flex-direction:column}.hero-buttons{display:grid}.hero-buttons .btn{width:100%}.nav{height:64px}}