:root{
  --bg:#0b1220;
  --text:rgba(255,255,255,.92);
  --muted:rgba(255,255,255,.70);
  --border:rgba(255,255,255,.12);
  --brand:#2f6cff;
  --brand-2:#1fc7bb;
  --neutral:#94a3b8;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:16px;
  --container:1280px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  line-height:1.55;
  background:
    radial-gradient(900px 500px at 20% 10%, rgba(47,108,255,.22), transparent 60%),
    radial-gradient(700px 420px at 80% 0%, rgba(31,199,187,.18), transparent 55%),
    radial-gradient(900px 500px at 40% 120%, rgba(148,163,184,.10), transparent 60%),
    linear-gradient(180deg, #070b14 0%, #0b1220 40%, #070b14 100%);
}

a{color:inherit}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}

.container{width:min(var(--container), calc(100% - 40px));margin-inline:auto}
.section{padding:72px 0}
@media (max-width:720px){.section{padding:48px 0}}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;padding:10px 12px;background:#111b30;border:1px solid var(--border);border-radius:12px;z-index:999}

h1,h2,h3{letter-spacing:-0.02em;line-height:1.15;margin:0 0 12px}
h1{font-size:clamp(32px, 3.4vw, 50px)}
h2{font-size:clamp(24px, 2.4vw, 34px)}
h3{font-size:18px}
.lead{
  font-size:clamp(16px,1.3vw,18px);
  color:var(--muted);
  max-width:100%;
}
.muted{color:var(--muted)}
.eyebrow{display:inline-flex;gap:8px;align-items:center;color:var(--neutral);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:12px;margin:0 0 10px}

.site-header{position:sticky;top:0;z-index:50;background:rgba(10,16,30,.72);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-logo{width:110px;height:auto;border-radius:10px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text small{color:var(--muted);font-weight:600}

.nav{position:relative}
.nav-toggle{display:none;border:1px solid var(--border);background:rgba(255,255,255,.05);border-radius:12px;padding:10px 12px;cursor:pointer}
.burger{display:block;width:22px;height:2px;background:rgba(255,255,255,.85);position:relative}
.burger::before,.burger::after{content:"";position:absolute;left:0;width:22px;height:2px;background:rgba(255,255,255,.85)}
.burger::before{top:-7px}
.burger::after{top:7px}

.nav-menu{display:flex;align-items:center;gap:10px;list-style:none;padding:0;margin:0}
.nav-link{text-decoration:none;padding:10px 12px;border-radius:12px;color:rgba(255,255,255,.82);border:1px solid transparent;transition:.14s}
.nav-link:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.10)}
.nav-link[aria-current="page"]{background:rgba(47,108,255,.14);border-color:rgba(47,108,255,.28);color:rgba(255,255,255,.95)}

@media (max-width:980px){
  .nav-toggle{display:inline-flex;align-items:center}
  .nav-menu{
    position:absolute;right:0;top:52px;flex-direction:column;align-items:stretch;
    width:min(340px, calc(100vw - 40px));padding:12px;border-radius:16px;
    border:1px solid var(--border);background:rgba(12,18,34,.92);
    box-shadow:var(--shadow);display:none
  }
  .nav-menu.is-open{display:flex}
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 16px;border-radius:14px;border:1px solid var(--border);
  text-decoration:none;cursor:pointer;background:rgba(255,255,255,.05)
}
.btn-primary{
  background:linear-gradient(135deg, rgba(47,108,255,.95), rgba(31,199,187,.75));
  border-color:rgba(255,255,255,.18);
  box-shadow:0 10px 20px rgba(47,108,255,.18)
}
.btn-block{width:100%}
.btn-large{padding:14px 20px;font-size:17px}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:980px){.grid-3{grid-template-columns:1fr}}

.card{
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:rgba(255,255,255,.04);
  padding:18px;
  box-shadow:0 8px 24px rgba(0,0,0,.22)
}
.section-head{margin-bottom:20px}

.hero-v2{padding-top:56px}
.hero-grid-v2{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center}
.hero-grid-single{grid-template-columns:1fr 1.1fr}
.hero-title{max-width:12ch}
.hero-trust{margin-top:14px;color:var(--muted);font-size:14px}
.hero-main-photo{
  border:1px solid rgba(255,255,255,.12);
  border-radius:22px;overflow:hidden;background:rgba(255,255,255,.04);box-shadow:var(--shadow)
}
.hero-main-photo img{width:100%;height:100%;min-height:420px;object-fit:cover}
.hero-main-photo-large img{min-height:520px}

@media (max-width:980px){
  .hero-grid-v2,.hero-grid-single{grid-template-columns:1fr}
  .hero-title{max-width:none}
}
@media (max-width:720px){
  .hero-main-photo img,.hero-main-photo-large img{min-height:260px}
}

.stats-section{padding-top:0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  border-radius:18px;padding:18px;text-align:center
}
.stat-value{font-size:32px;font-weight:900}
.stat-text{margin-top:6px;color:var(--muted);font-weight:600}
@media (max-width:900px){.stats-grid{grid-template-columns:repeat(2,1fr)}}

.decorated-section::before,.decorated-section-alt::before{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0));pointer-events:none
}
.decorated-section,.decorated-section-alt{position:relative}

.product-image-wrapper{
  width:100%;height:240px;background:#ffffff;border-radius:14px;
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
  box-shadow:0 10px 25px rgba(0,0,0,0.08)
}
.product-image{max-width:82%;max-height:82%;object-fit:contain}
.product-home-card h3,.product-large h3{font-size:24px}
.product-line{margin:0 0 18px;color:var(--muted);font-weight:600}
.product-home-grid-extended{grid-template-columns:repeat(3,1fr)}
@media (max-width:980px){.product-home-grid-extended{grid-template-columns:1fr}}

.advantages-section,.box-sizes,.faq{background:#f7f8fa;color:#111}
.advantages-section .muted,.box-sizes .muted,.faq .muted{color:#5f6673}

.advantages-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:36px}
.advantage-card{background:#fff;padding:26px;border-radius:14px;box-shadow:0 10px 25px rgba(0,0,0,.05)}
.advantage-card p{color:#555}
@media (max-width:980px){.advantages-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:720px){.advantages-grid{grid-template-columns:1fr}}

.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:36px}
.process-step{background:#fff;color:#111;padding:28px;border-radius:14px;box-shadow:0 10px 25px rgba(0,0,0,.05)}
.process-step p{color:#555}
.step-number{
  width:38px;height:38px;border-radius:50%;
  background:#111;color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;margin-bottom:14px
}
@media (max-width:980px){.process-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:720px){.process-grid{grid-template-columns:1fr}}

.sizes-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin-top:36px}
.sizes-wrapper-full{grid-template-columns:1fr}
.sizes-column h3{margin-bottom:16px;font-size:20px}
.sizes-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.sizes-list li{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  padding:12px 16px;background:#fff;border-radius:10px;box-shadow:0 6px 15px rgba(0,0,0,.05)
}
.sizes-list span{color:#555;text-align:right}
.sizes-list-long li{align-items:flex-start}
.sizes-list-long span{text-align:left}
.sizes-cta{text-align:center;margin-top:34px}
.sizes-note{max-width:520px;margin:0 auto 18px;color:#555;font-size:16px;line-height:1.5}
@media (max-width:980px){.sizes-wrapper{grid-template-columns:1fr}}

.tasks-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.task-card{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  border-radius:16px;padding:20px
}
.task-card ul{margin:12px 0 0;padding-left:18px;color:var(--muted)}
.tasks-note{margin:26px 0 0;color:var(--muted);max-width:720px}
@media (max-width:980px){.tasks-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:720px){.tasks-grid{grid-template-columns:1fr}}

.faq-list{margin-top:36px;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 6px 18px rgba(0,0,0,.05)}
.faq-question{
  width:100%;text-align:left;padding:18px 22px;font-size:16px;font-weight:700;
  border:none;background:#fff;cursor:pointer;display:flex;justify-content:space-between;align-items:center
}
.faq-question::after{content:"+";font-size:20px}
.faq-item.active .faq-question::after{content:"−"}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-answer p{padding:0 22px 20px 22px;color:#555;line-height:1.6;margin:0}
.faq-cta{text-align:center;margin-top:34px}
.faq-cta p{margin-bottom:16px;color:#555}

.final-cta{padding:84px 0}
.final-cta-inner{
  max-width:1100px;margin:0 auto;text-align:center;padding:34px;
  border:1px solid rgba(255,255,255,.12);border-radius:24px;
  background:radial-gradient(700px 320px at 10% 10%, rgba(47,108,255,.20), transparent 60%),
             radial-gradient(600px 260px at 90% 0%, rgba(31,199,187,.14), transparent 55%), #0d1629;
  box-shadow:var(--shadow)
}
.final-cta-inner p{max-width:760px;margin:0 auto 14px;color:var(--muted)}
.final-cta-trust{font-weight:600;color:rgba(255,255,255,.84)!important}

.contacts-grid,.docs-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:900px){.contacts-grid,.docs-grid{grid-template-columns:1fr}}

.contact-form{display:grid;gap:14px}
.contact-form label{display:grid;gap:6px}
.contact-form input,.contact-form textarea{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.05);color:var(--text);outline:none
}
.form-note{margin-top:12px}

.filter{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.chip{
  border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.05);color:var(--text);
  padding:10px 14px;border-radius:999px;cursor:pointer
}
.chip.is-active{background:rgba(47,108,255,.14);border-color:rgba(47,108,255,.28)}

.article-photo{
  width:100%;height:220px;overflow:hidden;border-radius:14px;margin-bottom:14px;
  background:#fff
}
.article-photo img{width:100%;height:100%;object-fit:cover}
.article-stack{display:grid;gap:18px}
.article-full{background:rgba(255,255,255,.04)}

.text-list{padding-left:18px;color:var(--muted)}
.text-list li{margin-bottom:10px}

.site-footer{border-top:1px solid rgba(255,255,255,.08);padding-top:28px;background:rgba(5,8,16,.35)}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:26px;align-items:start;padding-bottom:18px}
.footer-brand-title{margin-bottom:8px}
.footer-contact-strong{font-size:22px;font-weight:800;margin:16px 0 6px}
.footer-meta{margin-top:12px}
.footer-title{margin:0 0 10px;font-weight:800}
.footer-link{display:block;text-decoration:none;color:rgba(255,255,255,.82);margin-bottom:8px}
.footer-link:hover{color:rgba(255,255,255,.96)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:14px 0 26px;border-top:1px solid rgba(255,255,255,.08)
}
@media (max-width:980px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:720px){.footer-grid{grid-template-columns:1fr}}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0
}
.article-stack{
  display:grid;
  gap:24px;
}

.article-full{
  padding:28px;
}

.article-full h2{
  font-size:30px;
  margin-bottom:14px;
}

.article-full p{
  font-size:16px;
  line-height:1.75;
}

.article-photo{
  width:100%;
  height:320px;
  overflow:hidden;
  border-radius:16px;
  margin-bottom:18px;
  background:#fff;
}

.article-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.article-meta{
  color:var(--muted);
  font-size:14px;
  margin-bottom:14px;
}

.info-hero{
  padding-bottom:30px;
}

.info-hero .lead{
  max-width:1000px;
}

.text-block{
  max-width:100%;
}

.text-block ul{
  margin:12px 0 16px;
  padding-left:22px;
}

.text-block li{
  margin-bottom:8px;
}

@media (max-width: 900px){
  .article-photo{
    height:220px;
  }

  .article-full h2{
    font-size:24px;
  }
}
.hero-wide .container{
  display:block;
}

.hero-top{
  width:100%;
  max-width:100%;
  margin-bottom:28px;
}

.hero-title-full{
  max-width:100%;
  width:100%;
  font-size:clamp(34px, 4vw, 58px);
  line-height:1.08;
  margin-bottom:18px;
}

.hero-lead-full{
  max-width:100%;
  width:100%;
  font-size:18px;
  line-height:1.7;
  margin-bottom:20px;
}

.hero-main-photo-full{
  width:100%;
}

.hero-main-photo-full img{
  width:100%;
  min-height:420px;
  max-height:620px;
  object-fit:cover;
}

@media (max-width: 768px){
  .hero-title-full{
    font-size:34px;
  }

  .hero-lead-full{
    font-size:16px;
  }

  .hero-main-photo-full img{
    min-height:260px;
  }
}
.articles-hero{
  padding-bottom:24px;
}

.articles-title{
  font-size:clamp(34px, 4vw, 58px);
  line-height:1.08;
  margin-bottom:18px;
}

.articles-lead{
  max-width:100%;
  font-size:18px;
  line-height:1.7;
  color:var(--muted);
}

.articles-layout{
  display:grid;
  gap:28px;
}

.article-card-full{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.10);
  border-radius:20px;
  padding:28px;
  box-shadow:0 10px 26px rgba(0,0,0,.22);
}

.article-header{
  margin-bottom:18px;
}

.article-kicker{
  margin:0 0 8px;
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--neutral);
  font-weight:700;
}

.article-card-full h2{
  font-size:32px;
  line-height:1.15;
  margin-bottom:0;
}

.article-body{
  display:grid;
  gap:14px;
}

.article-body p{
  margin:0;
  color:var(--muted);
  font-size:16px;
  line-height:1.75;
}

.article-gallery{
  display:grid;
  gap:14px;
  margin-bottom:22px;
}

.article-gallery-1{
  grid-template-columns:1fr;
}

.article-gallery-2{
  grid-template-columns:1fr 1fr;
}

.article-gallery-3{
  grid-template-columns:1fr 1fr 1fr;
}

.article-gallery img{
  width:100%;
  height:280px;
  object-fit:cover;
  border-radius:16px;
  background:#fff;
  border:1px solid rgba(255,255,255,.08);
}

@media (max-width: 900px){
  .article-gallery-2,
  .article-gallery-3{
    grid-template-columns:1fr;
  }

  .article-gallery img{
    height:220px;
  }

  .article-card-full{
    padding:20px;
  }

  .article-card-full h2{
    font-size:24px;
  }

  .articles-title{
    font-size:36px;
  }

  .articles-lead{
    font-size:16px;
  }
}