:root{
  --color-primary:#1A5CFF;
  --color-primary-hover:#1146D6;
  --color-primary-active:#0F3BB4;
  --color-secondary:#E6EEFF;
  --color-secondary-hover:#D7E4FF;
  --color-accent:#00B3A4;

  --color-bg:#F5F7FB;
  --color-surface:#FFFFFF;
  --color-elevated:#F9FBFF;

  --color-text-primary:#101828;
  --color-text-secondary:#344054;
  --color-text-muted:#667085;

  --color-border:#E4E7EC;
  --color-divider:#E4E7EC;

  --color-success:#12B76A;
  --color-warning:#F79009;
  --color-error:#F04438;
  --color-info:#2E90FA;
  --color-focus:#84ADFF;
  --color-focus-ring:rgba(26,92,255,.35);
  --color-overlay:rgba(16,24,40,0.55);

  --shadow-sm:0 6px 18px rgba(16,24,40,.08);
  --shadow-md:0 16px 40px rgba(16,24,40,.12);
  --shadow:var(--shadow-sm);
  --radius:18px;
  --radius-sm:12px;
  --radius-md:16px;
  --radius-lg:24px;
  --container-max:1200px;
  --container-pad:16px;
  --section-pad:clamp(36px,6vw,90px);
  --gap-1:4px;
  --gap-2:8px;
  --gap-3:12px;
  --gap-4:16px;
  --gap-5:24px;
  --gap-6:32px;
  --gap-7:48px;

  --color-ink:var(--color-text-primary);
  --color-muted:var(--color-text-muted);
  --color-line:var(--color-border);
  --color-accent-dark:var(--color-primary-hover);

  --font-body:"Avenir Next","Segoe UI",Tahoma,sans-serif;
  --font-display:"Iowan Old Style","Palatino Linotype",Palatino,serif;
}

*{box-sizing:border-box}

html{
  font-size:16px;
}

body{
  margin:0;
  font-family:var(--font-body);
  background:var(--color-bg);
  color:var(--color-ink);
  line-height:1.55;
  overflow-x:hidden;
}

body.menu-open{
  overflow:hidden;
}

h1,h2,h3{
  line-height:1.2;
  margin:0 0 14px;
  font-weight:600;
}

h1{
  font-size:clamp(2rem,4vw,3.1rem);
}

h2{
  font-size:clamp(1.5rem,2.6vw,2.2rem);
}

h3{
  font-size:clamp(1.1rem,1.4vw,1.35rem);
}

p{
  margin:0 0 12px;
}

main{
  display:block;
}

a{
  color:inherit;
  text-decoration:none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible{
  outline:3px solid var(--color-focus-ring);
  outline-offset:2px;
}

.container{
  width:100%;
  max-width:var(--container-max);
  margin:0 auto;
  padding-inline:var(--container-pad);
}

.section{
  padding:var(--section-pad) 0;
  scroll-margin-top:90px;
}

.section-head{
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-bottom:24px;
  max-width:720px;
}

.site-header{
  background:rgba(255,255,255,.92);
  border-bottom:1px solid var(--color-border);
  position:sticky;
  top:0;
  z-index:10;
  box-shadow:0 10px 30px rgba(16,24,40,.04);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:nowrap;
  min-height:72px;
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-display);
  font-size:1.4rem;
  letter-spacing:.02em;
  max-width:60vw;
  overflow-wrap:anywhere;
}

.logo::before{
  content:"";
  width:10px;
  height:10px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  box-shadow:0 4px 10px rgba(26,92,255,.25);
  flex-shrink:0;
}

.header-actions{
  position:fixed;
  top:0;
  right:0;
  height:100%;
  width:min(320px,86vw);
  background:var(--color-surface);
  padding:72px 20px 24px;
  display:flex;
  flex-direction:column;
  gap:20px;
  transform:translateX(110%);
  transition:transform .25s ease;
  box-shadow:var(--shadow-md);
  z-index:12;
  overflow-y:auto;
}

.nav-toggle{
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--color-border);
  background:var(--color-surface);
  color:var(--color-text-primary);
}

.nav-toggle span{
  width:20px;
  height:2px;
  background:currentColor;
  border-radius:2px;
}

.menu-close{
  position:absolute;
  top:16px;
  right:16px;
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid var(--color-border);
  background:#fff;
  font-size:1.6rem;
  line-height:1;
  color:var(--color-text-primary);
}

.menu-overlay{
  position:fixed;
  inset:0;
  background:var(--color-overlay);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease;
  z-index:11;
}

.menu-open .header-actions{
  transform:translateX(0);
}

.menu-open .menu-overlay{
  opacity:1;
  pointer-events:auto;
}

.menu-open .nav-toggle{
  opacity:0;
  pointer-events:none;
}

.nav-links{
  justify-content: center;
  display:flex;
  flex-direction:column;
  gap:12px;
}

.nav-links a{
  font-weight:600;
  padding:10px 12px;
  min-height:44px;
  display:flex;
  align-items:center;
  border-radius:999px;
}

.nav-links a:hover{
  background:var(--color-secondary);
  color:var(--color-primary);
}

.header-meta{
  display:grid;
  gap:12px;
}

.lang-switch{
  display:flex;
  align-items:center;
  gap:6px;
  flex-wrap:wrap;
}

.lang-switch a{
  padding:6px 12px;
  border-radius:999px;
  border:1px solid var(--color-line);
  font-size:.85rem;
  min-height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}

.lang-switch a.is-active{
  background:var(--color-primary);
  color:#fff;
  border-color:var(--color-primary);
}

.header-phone{
  font-weight:600;
  min-height:44px;
  display:inline-flex;
  align-items:center;
  overflow-wrap:anywhere;
  padding:4px 0;
}

.header-meta .btn{
  width:100%;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 18px;
  min-height:44px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:600;
  transition:.2s ease-in-out;
  cursor:pointer;
  background:transparent;
}

.btn-primary{
  background:var(--color-primary);
  color:#fff;
}

.btn-primary:hover{
  background:var(--color-primary-hover);
}

.btn-outline{
  border-color:var(--color-primary);
  color:var(--color-primary);
}

.btn-outline:hover{
  background:var(--color-primary);
  color:#fff;
}

.hero{
  padding:clamp(36px,6vw,80px) 0 24px;
  background:radial-gradient(circle at top left,rgba(26,92,255,.12),transparent 55%),
             radial-gradient(circle at 80% 20%,rgba(0,179,164,.12),transparent 50%);
}

.hero-grid{
  display:flex;
  flex-direction:column;
  gap:28px;
  align-items:stretch;
}

.hero-grid > *{
  min-width:0;
}

.hero-title{
  font-family:var(--font-display);
  font-size:clamp(2rem,4vw,3.2rem);
  margin:0 0 12px;
}

.hero-lead{
  color:var(--color-muted);
  margin:0 0 18px;
  max-width:520px;
}

.hero-bullets{
  list-style:none;
  padding:0;
  margin:0 0 22px;
  display:grid;
  gap:8px;
}

.hero-bullets li{
  padding-left:24px;
  position:relative;
}

.hero-bullets li:before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--color-primary);
}

.hero-actions{
  display:flex;
  gap:12px;
  flex-direction:column;
  align-items:stretch;
}

.hero-actions .btn{
  width:100%;
}

.card{
  background:var(--color-surface);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:22px;
}

.hero-card{
  display:grid;
  gap:12px;
}

.hero-card h3{
  margin-top:0;
}

.muted{
  color:var(--color-muted);
}

.grid{
  display:flex;
  flex-direction:column;
  gap:var(--gap-5);
}

.grid > *,
.hero-grid > *,
.advantages-grid > *,
.materials-grid > *,
.process-grid > *,
.calc-layout > *,
.work-grid > *,
.faq-grid > *,
.contacts-layout > *,
.footer-grid > *{
  min-width:0;
}

.cards{
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}

.section-what{
  background:linear-gradient(160deg,#F5F7FB 0%,#EAF1FF 100%);
  color:var(--color-text-primary);
}

.section-materials{
  background:linear-gradient(160deg,#F9FBFF 0%,#EEF3FF 100%);
}

.materials-grid{
  display:flex;
  flex-direction:column;
  gap:24px;
  align-items:stretch;
}

.materials-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:26px;
  background:var(--color-surface);
  border:1px solid var(--color-border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}

.materials-card--tech{
  background:linear-gradient(180deg,#FFFFFF 0%,#F3F7FF 100%);
}

.materials-card--materials{
  background:linear-gradient(180deg,#FFFFFF 0%,#F9FBFF 100%);
}

.section-process{
  background:var(--color-bg);
}

.process-grid{
  display:flex;
  flex-direction:column;
  gap:24px;
}

.process-card{
  position:relative;
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:24px;
  border-radius:var(--radius);
  background:var(--color-surface);
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}

.process-card::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:3px;
  background:linear-gradient(90deg,rgba(26,92,255,.35),rgba(0,179,164,.35));
}

.process-step{
  position:absolute;
  top:18px;
  right:18px;
  padding:6px 10px;
  font-size:.7rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--color-text-muted);
  background:var(--color-elevated);
  border:1px solid var(--color-border);
  border-radius:999px;
  font-weight:600;
}

.process-icon{
  width:56px;
  height:56px;
  border-radius:16px;
  background:var(--color-secondary);
  color:var(--color-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(26,92,255,.15);
  flex-shrink:0;
}

.process-icon svg{
  width:28px;
  height:28px;
}

.process-content h3{
  margin:0 0 8px;
}

.process-content p{
  margin:0;
}

.section-calc{
  background:linear-gradient(160deg,#F5F7FB 0%,#FFFFFF 100%);
}

.calc-layout{
  display:flex;
  flex-direction:column;
  gap:24px;
  align-items:stretch;
}

.calc-form{
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-md);
}

.calc-actions{
  display:grid;
  gap:12px;
}

.calc-aside{
  display:grid;
  gap:18px;
}

.calc-card{
  position:relative;
  padding:22px;
  border-radius:var(--radius);
  background:var(--color-surface);
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-sm);
}

.calc-card::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  opacity:.6;
}

.calc-kicker{
  display:inline-flex;
  margin-bottom:8px;
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--color-text-muted);
  font-weight:600;
}

.calc-card h3{
  margin:0 0 12px;
  font-size:1.2rem;
}

.calc-list{
  list-style:none;
  padding:0;
  margin:0 0 16px;
  display:grid;
  gap:10px;
}

.calc-list li{
  position:relative;
  padding-left:18px;
  color:var(--color-text-secondary);
}

.calc-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.6em;
  width:8px;
  height:8px;
  border-radius:4px;
  background:var(--color-primary);
}

.calc-badges{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.calc-badge{
  padding:6px 12px;
  border-radius:999px;
  background:var(--color-secondary);
  color:var(--color-primary);
  font-size:.85rem;
  font-weight:600;
  border:1px solid rgba(26,92,255,.12);
}

.calc-card--contact{
  background:var(--color-elevated);
}

.calc-phone{
  display:inline-flex;
  margin-top:8px;
  font-weight:700;
  font-size:1.1rem;
  color:var(--color-primary);
  overflow-wrap:anywhere;
}

.materials-card::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  opacity:.6;
}

.materials-card-header{
  display:flex;
  flex-direction:column;
  gap:6px;
}

.materials-kicker{
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--color-text-muted);
  font-weight:600;
}

.materials-card h3{
  margin:0;
  font-size:1.35rem;
}

.materials-tech-list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:12px;
}

.materials-tech-list li{
  position:relative;
  padding-left:18px;
  color:var(--color-text-secondary);
}

.materials-tech-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.6em;
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--color-primary);
}

.materials-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:auto;
}

.materials-badge{
  padding:8px 12px;
  border-radius:999px;
  background:var(--color-secondary);
  color:var(--color-primary);
  font-size:.85rem;
  font-weight:600;
  border:1px solid rgba(26,92,255,.15);
}

.advantages-section{
  background:var(--color-elevated);
}

.advantages-grid{
  display:flex;
  flex-direction:column;
  gap:18px;
}

.adv-card{
  position:relative;
  padding:20px 20px 26px;
  border-radius:var(--radius-md);
  background:var(--color-surface);
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}

.adv-card::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:3px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  opacity:.55;
}

.adv-badge{
  width:42px;
  height:42px;
  border-radius:12px;
  background:var(--color-secondary);
  color:var(--color-primary);
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:12px;
  box-shadow:inset 0 0 0 1px rgba(26,92,255,.12);
}

.adv-card h3{
  margin:0 0 8px;
  font-size:1.05rem;
}

.work-grid{
  display:flex;
  flex-direction:column;
  gap:24px;
}

.work-item{
  display:flex;
  flex-direction:column;
  gap:20px;
  align-items:stretch;
  padding:22px;
  border-radius:var(--radius);
  background:var(--color-surface);
  box-shadow:var(--shadow-md);
  border:1px solid var(--color-border);
}

.work-item.is-reverse{
  flex-direction:column;
}

.work-item.is-reverse .work-media{
  order:0;
}

.work-item.is-reverse .work-content{
  order:0;
}

.work-media{
  border-radius:16px;
  overflow:hidden;
  aspect-ratio:4/3;
  background:var(--color-secondary);
  flex-shrink:0;
}

.work-media img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.work-content h3{
  margin-bottom:8px;
}

.work-tags{
  margin-top:14px;
  display:flex;
  flex-direction:column;
  gap:8px;
}

.work-tags .tag-list{
  gap:8px;
}


.tag-list{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

.tag{
  background:var(--color-secondary);
  padding:6px 12px;
  border-radius:999px;
  font-weight:600;
  color:var(--color-text-secondary);
}

.steps{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:16px;
  counter-reset:step;
}

.steps li{
  background:var(--color-surface);
  padding:18px 18px 18px 54px;
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  position:relative;
}

.steps li:before{
  counter-increment:step;
  content:counter(step);
  position:absolute;
  left:18px;
  top:16px;
  width:26px;
  height:26px;
  border-radius:50%;
  background:var(--color-primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
}

.list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:10px;
}

.list.check li{
  padding-left:28px;
  position:relative;
}

.list.check li:before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:16px;
  height:16px;
  border-radius:50%;
  border:2px solid var(--color-primary);
}

.lead-form{
  display:grid;
  gap:14px;
  position:relative;
}

.lead-form .btn{
  width:100%;
}

.main-form{
  background:var(--color-surface);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px;
}

.form-grid{
  display:flex;
  flex-direction:column;
  gap:var(--gap-4);
}

.form-field{
  display:flex;
  flex-direction:column;
  gap:6px;
}

.form-field input,
.form-field textarea,
.form-field select{
  width:100%;
}

input,
textarea,
select{
  padding:11px 12px;
  border-radius:12px;
  border:1px solid var(--color-border);
  font:inherit;
  background:#fff;
  min-height:44px;
}

textarea{
  resize:vertical;
  min-height:120px;
}

.checkbox,
.radio{
  display:flex;
  align-items:center;
  gap:10px;
}

.form-row{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
}

.hp{
  position:absolute;
  left:-9999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}

.form-status{
  min-height:20px;
  font-size:.9rem;
  color:var(--color-error);
}

.form-status.success{
  color:var(--color-success);
}

.form-status.error{
  color:var(--color-error);
}

.section-faq{
  background:linear-gradient(160deg,#F9FBFF 0%,#EEF3FF 100%);
}

.faq-grid{
  display:flex;
  flex-direction:column;
  gap:16px;
}

.faq-item{
  position:relative;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:16px 18px;
  background:var(--color-surface);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,border-color .2s ease,transform .2s ease;
}

.faq-item summary{
  cursor:pointer;
  font-weight:600;
  list-style:none;
  padding-right:28px;
  color:var(--color-text-primary);
}

.faq-item summary::-webkit-details-marker{
  display:none;
}

.faq-item summary::after{
  content:"";
  position:absolute;
  right:18px;
  top:18px;
  width:12px;
  height:12px;
  border-right:2px solid var(--color-primary);
  border-bottom:2px solid var(--color-primary);
  transform:rotate(45deg);
  transition:transform .2s ease;
}

.faq-item[open]{
  border-color:rgba(26,92,255,.35);
  box-shadow:var(--shadow-md);
}

.faq-item[open] summary::after{
  transform:rotate(225deg);
}

.faq-item p{
  margin:10px 0 0;
}

.section-contacts{
  background:linear-gradient(160deg,#FFFFFF 0%,#EEF3FF 100%);
}

.contacts-layout{
  display:flex;
  flex-direction:column;
  gap:24px;
  align-items:stretch;
}

.contact-stack{
  display:flex;
  flex-direction:column;
  gap:18px;
}

.contact-card{
  display:flex;
  align-items:flex-start;
  gap:16px;
  padding:20px;
  border-radius:var(--radius);
  background:var(--color-surface);
  border:1px solid var(--color-border);
  box-shadow:var(--shadow-sm);
}

.contact-primary{
  background:linear-gradient(140deg,#FFFFFF 0%,#F3F7FF 100%);
  border-color:rgba(26,92,255,.2);
}

.contact-icon{
  width:52px;
  height:52px;
  border-radius:14px;
  background:var(--color-secondary);
  color:var(--color-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(26,92,255,.15);
  flex-shrink:0;
}

.contact-icon svg{
  width:26px;
  height:26px;
}

.contact-kicker{
  display:block;
  font-size:.78rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--color-text-muted);
  font-weight:600;
  margin-bottom:6px;
}

.contact-phone{
  display:inline-flex;
  font-size:1.25rem;
  font-weight:700;
  color:var(--color-primary);
  overflow-wrap:anywhere;
}

.contact-links{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom:6px;
}

.contact-link{
  padding:6px 12px;
  border-radius:999px;
  background:var(--color-secondary);
  color:var(--color-primary);
  font-weight:600;
  border:1px solid rgba(26,92,255,.12);
}

.contact-list{
  list-style:none;
  padding:0;
  margin:12px 0 0;
  display:grid;
  gap:8px;
  color:var(--color-text-secondary);
}

.contact-list li{
  position:relative;
  padding-left:18px;
}

.contact-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.6em;
  width:8px;
  height:8px;
  border-radius:4px;
  background:var(--color-primary);
}

.contact-email{
  display:inline-flex;
  font-weight:600;
  color:var(--color-primary);
  margin-bottom:6px;
  overflow-wrap:anywhere;
}

.site-footer{
  padding:32px 0 46px;
  border-top:1px solid var(--color-border);
  background:var(--color-elevated);
}

.footer-grid{
  display:flex;
  flex-direction:column;
  gap:20px;
}

.footer-links{
  display:grid;
  gap:10px;
}

.footer-details summary{
  cursor:pointer;
  font-weight:600;
}

.footer-contact{
  display:flex;
  flex-direction:column;
  gap:6px;
}

.footer-credit{
  margin:2px 0 0;
  line-height:1.35;
}

.footer-credit a{
  color:inherit;
  text-decoration:underline;
  text-decoration-color:transparent;
  text-underline-offset:2px;
  transition:color .15s ease,text-decoration-color .15s ease;
}

.footer-credit a:hover{
  color:var(--color-primary);
  text-decoration-color:currentColor;
}

.thank-you{
  padding-top:0;
}

.thank-wrap{
  padding-top:clamp(48px,6vw,96px);
  padding-bottom:clamp(32px,5vw,72px);
  display:grid;
  gap:28px;
}

.thank-hero{
  position:relative;
  text-align:center;
  padding:clamp(32px,5vw,52px);
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#0F1D3D 0%,#123B8F 55%,#0E62FF 100%);
  color:#F3F6FF;
  box-shadow:var(--shadow-md);
}

.thank-hero h1{
  color:#fff;
  margin-bottom:10px;
}

.thank-hero .muted{
  color:rgba(243,246,255,0.85);
}

.thank-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(255,255,255,0.14);
  color:#E6EEFF;
  font-weight:600;
  letter-spacing:.01em;
}

.thank-meta{
  display:flex;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
  margin:14px 0 6px;
}

.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background:var(--color-secondary);
  color:var(--color-text-primary);
  font-weight:600;
  font-size:.92rem;
}

.pill-ghost{
  background:transparent;
  border:1px solid var(--color-border);
  color:var(--color-text-secondary);
}

.thank-hero .pill{
  background:rgba(255,255,255,0.14);
  color:#fff;
  border:1px solid rgba(255,255,255,0.18);
}

.thank-actions{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:12px;
  margin-top:18px;
}

.btn-ghost{
  border:1px solid var(--color-border);
  color:var(--color-secondary);
  background:transparent;
}
.btn-ghost:hover{
  border-color:var(--color-primary);
  color:var(--color-primary);
  background:rgba(26,92,255,0.06);
}

.thank-grid{
  display:grid;
  gap:20px;
}

.thank-panel,
.thank-contact{
  background:var(--color-surface);
  border-radius:var(--radius);
  padding:22px clamp(18px,3vw,26px);
  box-shadow:var(--shadow-sm);
}

.panel-header{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:10px;
}

.eyebrow{
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:.78rem;
  color:var(--color-text-muted);
  margin:0;
}

.thank-list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:10px;
}
.thank-list li{
  position:relative;
  padding-left:26px;
  color:var(--color-text-secondary);
}
.thank-list li::before{
  content:'•';
  position:absolute;
  left:10px;
  top:0;
  color:var(--color-primary);
  font-weight:700;
}

.thank-contact .contact-lines{
  display:grid;
  gap:10px;
  margin:14px 0;
}

.contact-line{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:10px 12px;
  border:1px solid var(--color-border);
  border-radius:var(--radius-sm);
  background:var(--color-elevated);
  transition:all .15s ease;
}
.contact-line:hover{
  border-color:var(--color-primary);
  box-shadow:0 8px 20px rgba(16,24,40,.08);
}
.muted-line{
  color:var(--color-text-muted);
}
.contact-line small{
  color:var(--color-text-muted);
}

.pill-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

.lead-widget-backdrop{
  position:fixed;
  inset:0;
  background:rgba(16,24,40,.38);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease;
  z-index:45;
}

.lead-widget{
  position:fixed;
  right:16px;
  bottom:84px;
  width:min(372px,calc(100vw - 24px));
  border-radius:22px;
  border:1px solid var(--color-border);
  background:linear-gradient(180deg,#fff 0%,#f4f8ff 100%);
  box-shadow:0 20px 50px rgba(16,24,40,.2);
  overflow:hidden;
  transform:translateY(18px) scale(.98);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease,transform .2s ease;
  z-index:46;
}

.lead-widget-header{
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:10px;
  padding:14px;
  border-bottom:1px solid var(--color-border);
  background:rgba(225,239,255,.8);
}

.lead-widget-status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  border:1px solid #c9d7ea;
  border-radius:999px;
  padding:5px 10px;
  font-size:.8rem;
  color:#49586a;
  background:#fff;
}

.lead-widget-status-dot{
  width:9px;
  height:9px;
  border-radius:50%;
  background:#3fc46f;
}

.lead-widget-header h3{
  margin:0;
  font-size:1.08rem;
}

.lead-widget-close{
  width:38px;
  height:38px;
  border:1px solid #c9d7ea;
  border-radius:12px;
  background:#fff;
  color:#1f2a37;
  font-size:1.6rem;
  line-height:1;
}

.lead-widget-subtitle{
  margin:0;
  padding:14px 14px 10px;
  color:var(--color-text-secondary);
  line-height:1.45;
}

.lead-widget-links{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
  padding:0 14px 10px;
}

.lead-widget-link{
  min-height:48px;
  border-radius:12px;
  border:1px solid #c9d7ea;
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:600;
  color:#101828;
  transition:border-color .15s ease,transform .15s ease;
}

.lead-widget-link:hover{
  border-color:var(--color-primary);
  transform:translateY(-1px);
}

.lead-widget-link--call{
  grid-column:1 / -1;
}

.lead-widget-form{
  margin:0;
  padding:0 14px 14px;
  gap:10px;
}

.lead-widget-form-title{
  margin:2px 0 0;
  font-weight:700;
  color:var(--color-text-primary);
  font-size:.95rem;
}

.lead-widget-fields{
  display:grid;
  gap:8px;
}

.lead-widget-fields input{
  min-height:44px;
  border-color:#c9d7ea;
}

.lead-widget-consent span{
  font-size:.86rem;
}

.lead-widget-form .form-status{
  margin-top:2px;
}

.lead-widget-form .btn{
  width:100%;
}

.lead-widget-launcher{
  position:fixed;
  right:16px;
  bottom:16px;
  height:54px;
  padding:0 16px;
  border:none;
  border-radius:999px;
  background:linear-gradient(135deg,var(--color-primary),#2e90fa);
  color:#fff;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  box-shadow:0 14px 30px rgba(26,92,255,.35);
  z-index:47;
  transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease;
}

.lead-widget-launcher svg{
  width:22px;
  height:22px;
}

.lead-widget-launcher:hover{
  transform:translateY(-1px);
  box-shadow:0 18px 36px rgba(26,92,255,.38);
}

body.lead-widget-open .lead-widget-backdrop{
  opacity:1;
  pointer-events:auto;
}

body.lead-widget-open .lead-widget{
  opacity:1;
  transform:translateY(0) scale(1);
  pointer-events:auto;
}

body.lead-widget-open .lead-widget-launcher{
  opacity:0;
  pointer-events:none;
  transform:translateY(8px);
}

@media (min-width: 768px){
  .thank-grid{
    grid-template-columns:1.3fr 1fr;
  }
}

@media (min-width: 480px){
  :root{
    --container-pad:20px;
  }
}

@media (min-width: 768px){
  :root{
    --container-pad:24px;
  }
  .hero-actions{
    flex-direction:row;
    align-items:center;
  }
  .hero-actions .btn{
    width:auto;
  }
  .hero-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    align-items:center;
  }
  .advantages-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .materials-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .form-row{
    flex-direction:row;
    align-items:center;
  }
  .form-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .lead-form .btn{
    width:auto;
  }
  .process-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .work-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .faq-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .footer-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .lead-widget-fields{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
}

@media (min-width: 1024px){
  :root{
    --container-pad:32px;
  }
  .site-header{
    backdrop-filter:blur(6px);
  }
  .nav-toggle,
  .menu-close,
  .menu-overlay{
    display:none;
  }
  .header-actions{
    position:static;
    transform:none;
    width:auto;
    height:auto;
    padding:0;
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
    flex:1;
    box-shadow:none;
    background:transparent;
    overflow:visible;
  }
  .nav-links{
    flex-direction:row;
    gap:8px;
    flex:1;
    flex-wrap:nowrap;
  }
  .nav-links a{
    padding:8px 12px;
    min-height:40px;
    font-weight:600;
  }
  .nav-links a:hover{
    background:var(--color-secondary);
    color:var(--color-primary);
  }
  .header-meta{
    display:flex;
    align-items:center;
    gap:12px;
    flex-shrink:0;
  }
  .header-actions{
    gap:24px;
  }
  .header-phone{
    padding:0;
  }
  .header-meta .btn{
    width:auto;
    padding:12px 20px;
    min-height:44px;
  }
  .lang-switch{
    gap:6px;
    align-items:center;
  }
  .lang-switch a{
    width:40px;
    height:40px;
    padding:0;
    border-radius:50%;
    font-size:.75rem;
  }
  .materials-grid{
    grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  }
  .logo{
    max-width:none;
  }
  .hero-grid{
    grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  }
  .calc-layout{
    display:grid;
    grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);
  }
  .contacts-layout{
    display:grid;
    grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);
  }
  .work-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .footer-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
  .work-item{
    display:grid;
    grid-template-columns:minmax(0,220px) minmax(0,1fr);
    align-items:center;
  }
  .work-item.is-reverse{
    grid-template-columns:minmax(0,1fr) minmax(0,220px);
  }
  .work-item.is-reverse .work-media{
    order:2;
  }
  .work-item.is-reverse .work-content{
    order:1;
  }
}

@media (max-width: 420px){
  .lead-widget{
    right:12px;
    bottom:82px;
    width:calc(100vw - 24px);
  }
  .lead-widget-launcher{
    right:12px;
    bottom:12px;
    width:54px;
    padding:0;
    justify-content:center;
  }
  .lead-widget-launcher span{
    display:none;
  }
}

@media (min-width: 1280px){
  :root{
    --container-pad:40px;
  }
}

@media (prefers-reduced-motion: reduce){
  *{
    scroll-behavior:auto !important;
    transition:none !important;
  }
}