:root{--navy:#071524;--navy2:#0b2138;--blue:#0b5cab;--blue2:#1673c9;--sky:#dfeefb;--ice:#f3f8fc;--white:#fff;--text:#142231;--muted:#607184;--line:#d9e4ed;--green:#137a4b;--red:#a63333;--shadow:0 18px 52px rgba(5,25,45,.12);--radius:22px;--radius-sm:14px;--container:min(1240px,calc(100% - 40px));}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Manrope,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.62;-webkit-font-smoothing:antialiased}body.modal-open,body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}img{display:block;max-width:100%}.container{width:var(--container);margin:auto}.skip-link{position:fixed;left:10px;top:-100px;z-index:999;background:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{top:10px}.topbar{background:#04101c;color:#aebed0;font-size:12px;border-bottom:1px solid rgba(255,255,255,.08)}.topbar__inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar__links{display:flex;gap:24px}.topbar a:hover{color:#fff}.header{position:sticky;top:0;z-index:50;background:rgba(7,21,36,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08)}.header__inner{height:82px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}.brand__mark{width:46px;height:46px;border-radius:12px}.brand__text{display:grid;line-height:1.12}.brand__text strong{font-size:20px;color:#fff;letter-spacing:-.03em}.brand__text small{font-size:10px;color:#9fb4c8;text-transform:uppercase;letter-spacing:.04em;margin-top:4px}.nav{margin-left:auto;display:flex;gap:20px;align-items:center}.nav a{color:#d9e5ef;font-size:13px;font-weight:700;white-space:nowrap}.nav a:hover{color:#fff}.header__actions{display:flex;align-items:center;gap:12px}.header__phone{color:#fff;font-weight:800;font-size:14px;white-space:nowrap}.menu-toggle{display:none;width:46px;height:46px;background:transparent;border:1px solid rgba(255,255,255,.16);border-radius:12px;color:#fff;padding:11px}.menu-toggle svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}.mobile-menu{display:none}.btn{border:0;border-radius:12px;min-height:50px;padding:0 22px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:800;font-size:14px;cursor:pointer;transition:.2s ease}.btn--primary{background:linear-gradient(180deg,var(--blue2),var(--blue));color:#fff;box-shadow:0 10px 24px rgba(11,92,171,.24)}.btn--primary:hover{transform:translateY(-1px);box-shadow:0 13px 30px rgba(11,92,171,.3)}.btn--compact{min-height:44px;padding:0 16px;font-size:12px}.btn--large{min-height:58px;padding:0 26px}.btn--outline{background:#fff;color:var(--blue);border:1px solid #bfd2e3}.btn--outline:hover{border-color:var(--blue)}.btn--ghost{color:#fff;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06)}.btn--light{background:#fff;color:var(--navy)}.btn--wide{width:100%}.hero{position:relative;min-height:720px;color:#fff;overflow:hidden;background:var(--navy)}.hero__media,.hero__shade{position:absolute;inset:0}.hero__media img{width:100%;height:100%;object-fit:cover}.hero__shade{background:linear-gradient(90deg,rgba(3,12,22,.94) 0%,rgba(4,17,31,.86) 48%,rgba(4,17,31,.38) 100%)}.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.72fr);gap:48px;align-items:end;padding:104px 0 78px}.hero__content{max-width:780px}.kicker{display:flex;align-items:center;gap:10px;color:var(--blue);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;margin-bottom:14px}.kicker:before{content:"";width:34px;height:2px;background:currentColor}.kicker--light{color:#8bc4fa}.hero h1{font-size:clamp(42px,5vw,68px);line-height:1.03;letter-spacing:-.045em;margin:0 0 24px;max-width:800px}.hero__lead{font-size:19px;line-height:1.65;color:#d8e5f1;max-width:760px;margin:0}.hero__benefits{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:30px 0}.hero__benefits>div{display:flex;gap:12px;padding:13px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);font-size:13px;color:#e8f0f7}.hero__benefits svg,.check-list svg{width:20px;height:20px;flex:0 0 20px;fill:none;stroke:#75baf5;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.hero__actions{display:flex;gap:12px;flex-wrap:wrap}.hero__panel{background:rgba(8,25,43,.72);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(14px);border-radius:22px;padding:28px;box-shadow:0 26px 70px rgba(0,0,0,.26)}.hero__panel-head{font-weight:800;font-size:17px;margin-bottom:16px}.check-list{list-style:none;margin:0;padding:0;display:grid;gap:13px}.check-list li{display:flex;gap:11px;color:#dce8f3;font-size:13px}.text-button{margin-top:22px;background:none;border:0;color:#fff;font-weight:800;padding:0;cursor:pointer}.text-button span{color:#7bc1ff;margin-left:6px}.trustbar{background:#fff;border-bottom:1px solid var(--line);box-shadow:0 10px 34px rgba(10,42,68,.04)}.trustbar__grid{display:grid;grid-template-columns:repeat(4,1fr)}.trustbar__grid>div{padding:25px 22px;border-right:1px solid var(--line)}.trustbar__grid>div:last-child{border-right:0}.trustbar strong{display:block;font-size:14px;margin-bottom:5px}.trustbar span{font-size:12px;color:var(--muted)}.section{padding:88px 0}.section--white{background:#fff}.section--tint{background:var(--ice)}.section--dark{background:linear-gradient(180deg,#071524,#0b2138);color:#fff}.section--blue{background:linear-gradient(135deg,#0b4f91,#082e55);color:#fff}.section-head{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:32px}.section-head--wide{align-items:start}.section-head>div{max-width:760px}.section-head>p{max-width:460px;color:var(--muted);margin:0}.section-head--light>p{color:#c5d9ec}h2{font-size:clamp(30px,3.5vw,48px);line-height:1.12;letter-spacing:-.035em;margin:0 0 18px}h3{font-size:19px;line-height:1.3;margin:0 0 10px}p{margin:0 0 16px}.lead-dark{font-size:17px;color:#4d6175}.lead-light{font-size:17px;color:#c7d7e5}.solution-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.solution-card{display:flex;flex-direction:column;min-height:260px;border:1px solid var(--line);background:#fff;border-radius:18px;padding:25px;box-shadow:0 12px 34px rgba(12,46,75,.055);transition:.2s}.solution-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#b7cde0}.solution-card__icon{width:48px;height:48px;border-radius:13px;background:#eaf4fd;color:var(--blue);display:grid;place-items:center;margin-bottom:22px}.solution-card__icon svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linejoin:round;stroke-linecap:round}.solution-card p{font-size:14px;color:var(--muted)}.solution-card>span{color:var(--blue);font-weight:800;font-size:13px;margin-top:auto}.split{display:grid;grid-template-columns:1fr 1.02fr;gap:56px;align-items:center}.split--image-right{grid-template-columns:1.04fr .96fr}.media-card{margin:0;border-radius:22px;overflow:hidden;background:#fff;box-shadow:var(--shadow);border:1px solid #d5e2ed}.media-card img{width:100%;aspect-ratio:4/3;object-fit:cover}.media-card figcaption{padding:11px 15px;font-size:11px;color:#718294;background:#fff}.media-card--dark{border-color:rgba(255,255,255,.12)}.media-card--dark figcaption{background:#0d2238;color:#a9bed2}.object-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:28px 0}.object-links a{border:1px solid #cbdce9;background:#fff;padding:14px 16px;border-radius:12px;font-weight:700;font-size:13px}.object-links a:after{content:"→";float:right;color:var(--blue)}.inline-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.process-list{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:28px}.process-list>div{position:relative;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.045);border-radius:16px;padding:20px 20px 20px 58px}.process-list span{position:absolute;left:18px;top:20px;color:#6fbbfb;font-size:12px;font-weight:800}.process-list h3{font-size:15px}.process-list p{font-size:12px;color:#adbed0;margin:0}.feature-list{display:grid;gap:14px;margin:28px 0}.feature-list>div{display:flex;gap:14px;border-top:1px solid var(--line);padding-top:15px}.feature-list svg{width:28px;height:28px;flex:0 0 28px;fill:none;stroke:var(--blue);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.feature-list strong{display:block;margin-bottom:3px}.feature-list span{display:block;color:var(--muted);font-size:13px}.sensor-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}.sensor-grid a{background:#fff;border:1px solid #cfdde8;border-radius:14px;padding:18px;display:grid;gap:6px}.sensor-grid a:hover{border-color:var(--blue)}.sensor-grid strong{font-size:14px}.sensor-grid span{font-size:12px;color:var(--muted)}.procurement-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.procurement-grid article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}.procurement-grid article>span{display:block;color:var(--blue);font-weight:800;font-size:12px;margin-bottom:18px}.procurement-grid h3{font-size:16px}.procurement-grid p{font-size:12px;color:var(--muted);margin:0}.purchase-panel{margin-top:24px;display:flex;align-items:center;justify-content:space-between;gap:32px;background:var(--navy);color:#fff;padding:28px 32px;border-radius:20px}.purchase-panel h3{font-size:23px}.purchase-panel p{color:#bfd0df;margin:0}.price-factors{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.price-factors>div{border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);border-radius:16px;padding:23px}.price-factors svg{width:28px;height:28px;fill:none;stroke:#93ccfb;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:18px}.price-factors h3{font-size:16px}.price-factors p{font-size:12px;color:#c4d8eb;margin:0}.center-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:30px}.docs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.docs-grid a{display:grid;grid-template-columns:42px 1fr;column-gap:14px;row-gap:3px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px}.docs-grid a:hover{border-color:#a9c4db}.docs-grid svg{grid-row:1/3;width:34px;height:34px;fill:none;stroke:var(--blue);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.docs-grid strong{font-size:14px}.docs-grid span{font-size:11px;color:var(--muted)}.seo-copy{max-width:1120px}.seo-copy__cols{display:grid;grid-template-columns:1fr 1fr;gap:42px}.seo-copy p{color:#465c70;font-size:14px}.faq__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px}.faq summary{font-weight:800;font-size:14px;cursor:pointer;list-style:none;padding-right:28px;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:0;top:-4px;color:var(--blue);font-size:23px}.faq details[open] summary:after{content:"−"}.faq details p{font-size:13px;color:var(--muted);margin:13px 0 0}.text-link{color:var(--blue);font-weight:800;font-size:13px}.final-cta{position:relative;min-height:430px;color:#fff;display:flex;align-items:center;overflow:hidden}.final-cta__media,.final-cta__shade{position:absolute;inset:0}.final-cta__media img{width:100%;height:100%;object-fit:cover}.final-cta__shade{background:linear-gradient(90deg,rgba(4,14,25,.94),rgba(4,18,33,.73),rgba(4,18,33,.55))}.final-cta__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .6fr;gap:60px;align-items:center;padding:70px 0}.final-cta p{color:#c8d8e7;font-size:16px;max-width:720px}.final-cta__contacts{display:grid;gap:13px;justify-items:start}.final-cta__contacts>a{font-weight:800;font-size:17px}.footer{background:#04101c;color:#c4d3df;padding:54px 0 24px}.footer__grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:40px}.footer .brand{margin-bottom:20px}.footer__brand p{font-size:12px;color:#91a6b8;max-width:370px}.footer h3{color:#fff;font-size:13px;margin-bottom:15px}.footer__grid>div:not(:first-child)>a{display:block;font-size:12px;padding:5px 0;color:#aabfce}.footer__grid>div:not(:first-child)>a:hover{color:#fff}.footer__contact{display:block;color:#fff;font-weight:700;font-size:13px;margin-top:7px}.footer__bottom{display:flex;justify-content:space-between;gap:30px;border-top:1px solid rgba(255,255,255,.09);padding-top:22px;margin-top:35px;color:#71899b;font-size:10px}.modal{position:fixed;inset:0;z-index:100;display:none;place-items:center;padding:20px}.modal.is-open{display:grid}.modal__overlay{position:absolute;inset:0;background:rgba(1,8,14,.74);backdrop-filter:blur(5px)}.modal__dialog{position:relative;width:min(560px,100%);max-height:min(760px,calc(100vh - 30px));overflow:auto;background:#fff;border-radius:22px;box-shadow:0 30px 90px rgba(0,0,0,.3)}.modal__content{padding:32px}.modal__content h2{font-size:30px}.modal__content>p{font-size:13px;color:var(--muted)}.modal__close{position:absolute;right:14px;top:14px;width:42px;height:42px;border:0;border-radius:12px;background:#eef4f8;color:#243749;display:grid;place-items:center;cursor:pointer;z-index:2}.modal__close svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}.lead-form{display:grid;gap:14px;margin-top:23px}.lead-form label{font-size:12px;font-weight:800;color:#34495c}.lead-form input,.lead-form textarea{display:block;width:100%;margin-top:7px;border:1px solid #c9d7e2;border-radius:12px;padding:13px 14px;font-weight:500;color:var(--text);outline:none}.lead-form input:focus,.lead-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(11,92,171,.1)}.lead-form textarea{height:128px;resize:vertical}.form-legal{font-size:10px;color:#718294}.form-legal a{color:var(--blue);text-decoration:underline}.form-status{display:none;margin-top:16px;padding:12px 14px;border-radius:10px;font-size:12px;font-weight:700}.form-status.is-success,.form-status.is-error{display:block}.form-status.is-success{background:#eaf7f0;color:var(--green);border:1px solid #b8e0ca}.form-status.is-error{background:#fff0f0;color:var(--red);border:1px solid #eccaca}.hp-field{position:absolute;left:-9999px;opacity:0}.to-top{position:fixed;right:22px;bottom:22px;z-index:40;width:46px;height:46px;border-radius:13px;border:1px solid #d2dfe8;background:#fff;color:var(--blue);box-shadow:0 10px 28px rgba(10,35,58,.16);display:grid;place-items:center;opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}.to-top.is-visible{opacity:1;pointer-events:auto;transform:none}.to-top svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}
@media(max-width:1180px){.nav{display:none}.header__phone{display:none}.menu-toggle{display:block}.mobile-menu{position:absolute;left:0;right:0;top:100%;background:#071524;border-top:1px solid rgba(255,255,255,.08);max-height:calc(100vh - 120px);overflow:auto}.mobile-menu.is-open{display:block}.mobile-menu__inner{display:grid;padding:18px 20px 24px}.mobile-menu a{color:#d9e5ef;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.08);font-size:13px;font-weight:700}.mobile-menu .btn{margin-top:18px}.hero__inner{grid-template-columns:1fr;align-items:center}.hero__panel{max-width:650px}.solution-grid{grid-template-columns:repeat(2,1fr)}.procurement-grid,.price-factors{grid-template-columns:repeat(2,1fr)}.footer__grid{grid-template-columns:1.4fr 1fr 1fr}.footer__grid>div:last-child{grid-column:2/4}.split,.split--image-right{gap:36px}.trustbar__grid{grid-template-columns:repeat(2,1fr)}.trustbar__grid>div:nth-child(2){border-right:0}.trustbar__grid>div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media(max-width:820px){:root{--container:min(100% - 28px,1240px)}.topbar__text{display:none}.topbar__inner{justify-content:flex-end}.header__actions .btn{display:none}.header__inner{height:72px}.brand__mark{width:40px;height:40px}.brand__text strong{font-size:18px}.brand__text small{font-size:9px}.hero{min-height:auto}.hero__inner{padding:78px 0 58px}.hero__shade{background:linear-gradient(180deg,rgba(3,12,22,.88),rgba(4,17,31,.94))}.hero__benefits{grid-template-columns:1fr}.hero__actions{display:grid}.hero__panel{padding:22px}.section{padding:64px 0}.section-head{display:block}.section-head>p{margin-top:18px}.solution-grid,.split,.split--image-right,.seo-copy__cols,.faq__grid,.final-cta__inner{grid-template-columns:1fr}.split .media-card{order:2}.split--image-right .media-card{order:2}.process-list,.sensor-grid,.docs-grid{grid-template-columns:1fr 1fr}.object-links{grid-template-columns:1fr}.purchase-panel{display:grid}.footer__grid{grid-template-columns:1fr 1fr}.footer__brand{grid-column:1/-1}.footer__grid>div:last-child{grid-column:auto}.footer__bottom{display:grid}.final-cta__contacts{justify-items:start}.to-top{right:14px;bottom:14px}}
@media(max-width:560px){.topbar__links a:first-child{display:none}.topbar__inner{height:34px}.hero h1{font-size:38px}.hero__lead{font-size:16px}.solution-grid,.procurement-grid,.price-factors,.process-list,.sensor-grid,.docs-grid,.trustbar__grid,.footer__grid{grid-template-columns:1fr}.trustbar__grid>div{border-right:0;border-bottom:1px solid var(--line)}.trustbar__grid>div:last-child{border-bottom:0}.inline-actions,.center-actions{display:grid}.inline-actions .btn,.center-actions .btn{width:100%}.media-card{border-radius:16px}.purchase-panel{padding:23px}.modal{padding:9px}.modal__content{padding:26px 20px}.modal__content h2{font-size:25px}.footer__brand,.footer__grid>div:last-child{grid-column:auto}.footer__bottom{font-size:9px}}

.mobile-menu-overlay{display:none;position:fixed;inset:0;background:rgba(2,10,18,.64);backdrop-filter:blur(4px);z-index:49}.mobile-menu-overlay.is-open{display:block}.mobile-call{display:none;position:fixed;right:16px;bottom:72px;width:52px;height:52px;border-radius:50%;background:var(--blue);color:#fff;z-index:42;box-shadow:0 12px 34px rgba(11,92,171,.32);align-items:center;justify-content:center}.mobile-call svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.modal__dialog{overscroll-behavior:contain}.form-status.is-error{white-space:normal}@media(max-width:820px){.mobile-call{display:flex}.to-top{bottom:136px}.mobile-menu{z-index:51}.header{z-index:52}}

/* CopterZone mobile header fix */
@media(max-width:1180px){
  .header__inner{
    justify-content:space-between;
    gap:12px;
  }
  .header__actions{
    margin-left:auto;
    flex:0 0 auto;
  }
  .header__actions .btn--compact{
    display:none;
  }
  .menu-toggle{
    margin-left:auto;
    flex:0 0 46px;
  }
  .brand{
    min-width:0;
  }
  .brand__text{
    min-width:0;
  }
}
@media(max-width:420px){
  .brand__text strong{
    font-size:18px;
  }
  .brand__text small{
    font-size:9px;
  }
  .brand__mark{
    width:42px;
    height:42px;
  }
}


/* Contextual internal linking */
.related-links-section{background:#f4f8fb;border-top:1px solid #dce8f1}
.related-links-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.related-links-grid a{display:flex;min-height:92px;flex-direction:column;justify-content:space-between;gap:16px;padding:18px 20px;border:1px solid #cbdce9;border-radius:14px;background:#fff;color:#102739;text-decoration:none;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.related-links-grid a:hover{transform:translateY(-2px);border-color:#85b9e6;box-shadow:0 10px 24px rgba(7,21,36,.08)}
.related-links-grid strong{font-size:15px;line-height:1.35}
.related-links-grid span{font-size:12px;font-weight:800;color:#0b5cab}
@media(max-width:840px){.related-links-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.related-links-grid{grid-template-columns:1fr}.related-links-grid a{min-height:auto}}