:root{
  --blue:#1262e8;
  --blue-dark:#0b4fc4;
  --ink:#152033;
  --muted:#667085;
  --line:#e6eaf0;
  --soft:#f6f8fb;
  --white:#fff;
  --radius:18px;
  --shadow:0 12px 35px rgba(24,39,75,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Manrope,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
.container{width:min(1420px,calc(100% - 48px));margin:auto}
.site-header{background:#fff;position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(230,234,240,.9)}
.topbar{min-height:78px;display:flex;align-items:center;gap:28px}
.brand img{width:150px;height:65px;object-fit:contain;object-position:left center}
.contact-row{display:flex;align-items:center;justify-content:center;gap:26px;flex:1;color:#465167;font-size:14px}
.contact-row a:hover,.main-nav a:hover,.text-link:hover{color:var(--blue)}
.main-nav{border-top:1px solid #eef1f5}
.nav-inner{height:54px;display:flex;align-items:center;justify-content:center;gap:64px;font-weight:650}
.menu-toggle{display:none;border:0;background:transparent;font-size:28px}
.btn{border:0;border-radius:10px;padding:13px 20px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:750;cursor:pointer;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),#1857cf);color:#fff;box-shadow:0 8px 20px rgba(18,98,232,.22)}
.btn-primary:hover{background:linear-gradient(135deg,#0f58d5,var(--blue-dark))}
.btn-outline{background:#fff;color:var(--blue);border:1.5px solid #73a5f5}
.btn-ghost{background:#edf3ff;color:var(--blue)}
.btn-large{padding:16px 27px;font-size:17px}
.btn-block{width:100%}
.hero{background:linear-gradient(145deg,#fff 0%,#fbfdff 55%,#f0f5fc 100%);overflow:hidden}
.hero-grid{min-height:410px;display:grid;grid-template-columns:1.02fr 1fr;align-items:center;gap:44px;padding-top:45px;padding-bottom:35px}
.eyebrow{display:inline-block;color:var(--blue);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:12px;margin-bottom:10px}
.hero h1{font-size:clamp(38px,4vw,62px);line-height:1.04;letter-spacing:-.035em;margin:0 0 18px;max-width:800px}
.hero p{font-size:20px;line-height:1.55;color:var(--muted);max-width:730px;margin:0 0 26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.file-btn{cursor:pointer}
.hero-visual{position:relative}
.hero-visual img{width:100%;border-radius:22px;filter:saturate(1.02)}
.advantages{margin-top:-1px;padding:18px 0 8px}
.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.adv-card{display:flex;gap:15px;align-items:center;padding:17px 18px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:0 8px 22px rgba(24,39,75,.045)}
.adv-card strong{display:block;font-size:15px;margin-bottom:4px}
.adv-card span{display:block;color:var(--muted);font-size:13px;line-height:1.35}
.adv-icon{font-size:27px;color:var(--blue);min-width:34px}
.section{padding:58px 0}
.soft{background:var(--soft)}
.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:26px}
h2{font-size:36px;letter-spacing:-.025em;margin:0}
.text-link{color:var(--blue);font-weight:750}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.service-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:0 7px 22px rgba(23,43,77,.045);transition:.22s}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.service-card>img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#f4f6f8}
.service-body{padding:21px}
.service-body h3{font-size:21px;margin:0 0 9px}
.service-body p{color:var(--muted);line-height:1.5;min-height:68px;margin:0 0 18px}
.service-bottom{border-top:1px solid #eef1f5;padding-top:15px;display:flex;justify-content:space-between;gap:15px;align-items:center}
.service-bottom strong,.service-bottom a{color:var(--blue)}
.service-bottom a{font-weight:750;font-size:14px}
.calculator-layout{display:grid;grid-template-columns:1fr 520px;gap:70px;align-items:center}
.calc-copy h2{font-size:44px;max-width:750px}
.calc-copy>p{font-size:18px;line-height:1.6;color:var(--muted);max-width:730px}
.calc-note{margin-top:26px;padding:18px 20px;background:#fff;border-left:4px solid var(--blue);border-radius:12px;color:#435068;box-shadow:0 6px 18px rgba(30,52,89,.05)}
.calculator-card,.contact-form,.modal-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
label{display:block;font-size:14px;font-weight:700;margin-bottom:16px}
input,select,textarea{width:100%;margin-top:7px;border:1px solid #dce2eb;border-radius:10px;padding:13px 14px;outline:none;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:#7da8ee;box-shadow:0 0 0 3px rgba(18,98,232,.08)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.calc-result{margin:8px 0 18px;border-radius:15px;padding:20px;background:linear-gradient(135deg,#edf4ff,#f7faff);display:flex;justify-content:space-between;align-items:center}
.calc-result span{color:var(--muted)}
.calc-result strong{font-size:28px;color:var(--blue)}
.calculator-card .btn+.btn{margin-top:9px}
.steps{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:16px;align-items:start}
.steps article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;min-height:178px}
.steps article span{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;font-size:18px}
.steps h3{margin:18px 0 8px}
.steps p{color:var(--muted);line-height:1.45;margin:0}
.step-arrow{color:#69a0f5;font-size:30px;padding-top:62px}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.info-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px}
.info-panel p{color:var(--muted);line-height:1.6;font-size:17px}
.contact-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
.contact-list{margin-top:24px;padding:24px;border-radius:18px;background:var(--soft)}
.contact-list p{margin:10px 0;color:#48556b}
.contact-list a{color:var(--blue)}
.contact-form h3{margin-top:0;font-size:24px}
.upload-box{border:1.5px dashed #9ebbea;border-radius:10px;padding:14px;text-align:center;color:var(--blue);cursor:pointer;margin-bottom:16px}
.footer{background:#111b2c;color:#dce4ef;padding:42px 0}
.footer-grid{display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:42px}
.footer-grid>div{display:flex;flex-direction:column;gap:9px}
.footer-grid p,.footer-grid a,.footer-grid span{color:#aeb9ca;font-size:14px;line-height:1.5}
.footer-grid a:hover{color:#fff}
.footer-logo{width:145px;border-radius:10px;background:#fff;padding:4px}
.modal{position:fixed;inset:0;display:none;z-index:100}
.modal.show{display:block}
.modal-backdrop{position:absolute;inset:0;background:rgba(8,15,28,.58);backdrop-filter:blur(5px)}
.modal-card{position:relative;width:min(520px,calc(100% - 30px));margin:7vh auto;z-index:1}
.modal-card h2{font-size:32px;margin-bottom:8px}
.modal-card p{color:var(--muted)}
.modal-close{position:absolute;right:16px;top:12px;border:0;background:transparent;font-size:30px;cursor:pointer;color:#6a7281}
@media(max-width:1180px){
  .contact-row{display:none}
  .topbar{justify-content:space-between}
  .nav-inner{gap:28px}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{max-width:920px}
  .advantage-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .desktop-cta,.main-nav{display:none}
  .menu-toggle{display:block}
  .site-header.menu-open .main-nav{display:block}
  .site-header.menu-open .nav-inner{height:auto;padding:18px 24px;display:flex;flex-direction:column;align-items:flex-start;gap:14px}
  .container{width:min(100% - 28px,1420px)}
  .hero-grid{min-height:auto;padding-top:34px}
  .hero h1{font-size:42px}
  .hero p{font-size:17px}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .calculator-layout,.contact-layout,.info-grid{grid-template-columns:1fr;gap:30px}
  .steps{grid-template-columns:1fr 1fr}
  .step-arrow{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){
  .section{padding:42px 0}
  .hero h1{font-size:34px}
  .hero-actions .btn{width:100%}
  .advantage-grid,.services-grid,.steps,.footer-grid,.field-row{grid-template-columns:1fr}
  .service-body p{min-height:auto}
  h2,.calc-copy h2{font-size:30px}
  .section-head{align-items:start}
  .text-link{font-size:14px}
}

.hidden{display:none!important}
.calc-warning{
  margin:-4px 0 18px;
  padding:12px 14px;
  border-radius:10px;
  background:#fff8e8;
  border:1px solid #f3dfaa;
  color:#725b20;
  font-size:12px;
  line-height:1.45;
}

/* V11: вся карточка услуги кликабельна */
.service-card-link{
  display:block;
  color:inherit;
  text-decoration:none;
  cursor:pointer;
}
.service-card-link:focus-visible{
  outline:3px solid rgba(18,98,232,.22);
  outline-offset:3px;
}
.service-card-link:hover .service-action{
  transform:translateX(3px);
}
.service-action{
  color:var(--blue);
  font-weight:750;
  font-size:14px;
  transition:transform .18s ease;
}


/* V23: состояния общих форм */
.general-form-message{
  display:none;
  margin-top:12px;
  padding:11px 13px;
  border-radius:10px;
  font-size:13px;
  line-height:1.45;
}
.general-form-message.show{display:block}
.general-form-message.success{
  background:#ebf8f0;
  border:1px solid #ccebd9;
  color:#276a43;
}
.general-form-message.error{
  background:#fff0ec;
  border:1px solid #f0d2c9;
  color:#974a35;
}
button:disabled{
  cursor:not-allowed;
  opacity:.7;
}


/* V24: отображение прикреплённого файла */
.upload-box{
  position:relative;
  flex-wrap:wrap;
}
.upload-box.has-file{
  border-style:solid;
  border-color:#86aef0;
  background:#f3f7ff;
}
.upload-file-state{
  display:none;
  width:100%;
  margin-top:7px;
  padding-top:7px;
  border-top:1px solid #dbe6f5;
  color:#52647c;
  font-size:12px;
  font-weight:650;
  line-height:1.4;
  overflow-wrap:anywhere;
}
.upload-file-state.has-file{
  display:block;
  color:#245aaf;
}


/* V28 — единая информация о минимальной сумме заказа */
.global-min-order{
  background:#eef5ff;
  border-bottom:1px solid #d8e6fb;
  color:#4d617d;
  font-size:13px;
  line-height:1.4;
}
.global-min-order .container{
  padding-top:9px;
  padding-bottom:9px;
  text-align:center;
}
.global-min-order strong{
  color:#1262e8;
  font-weight:900;
}