:root{
  --bg:#070a0e;--bg-soft:#0c1118;--panel:#111923;--panel-2:#151f2b;
  --line:#253446;--line-soft:#1b2735;--text:#f4f8fc;--muted:#9eafc2;
  --cyan:#4db7ff;--green:#25d7a3;--lime:#b8e73b;--orange:#ff9d4d;
  --danger:#ff6f78;--shadow:0 30px 80px rgba(0,0,0,.35);
  --radius:22px;--shell:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI",Inter,Arial,sans-serif;line-height:1.55}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:
 radial-gradient(circle at 12% 12%,rgba(77,183,255,.10),transparent 34%),
 radial-gradient(circle at 85% 22%,rgba(37,215,163,.08),transparent 32%);z-index:-1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.shell{width:min(calc(100% - 40px),var(--shell));margin-inline:auto}
.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}
.skip-link{position:fixed;left:16px;top:-100px;padding:10px 16px;background:#fff;color:#000;z-index:1000;border-radius:8px}
.skip-link:focus{top:16px}

.site-header{position:sticky;top:0;z-index:100;background:rgba(7,10,14,.78);border-bottom:1px solid rgba(255,255,255,.07);backdrop-filter:blur(18px)}
.nav-shell{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:13px;min-width:0}
.brand img{width:95px;height:auto;object-fit:contain}
.brand-divider{width:1px;height:27px;background:var(--line)}
.brand-product{font-size:17px;letter-spacing:.01em;white-space:nowrap}.brand-product b{font-weight:700;color:var(--green)}
.main-nav{display:flex;align-items:center;gap:25px;font-size:14px;color:#c7d3df}
.main-nav>a{transition:.2s}.main-nav>a:hover{color:#fff}
.nav-account{padding:9px 15px;border:1px solid #35506a;border-radius:999px;background:rgba(77,183,255,.06)}
.nav-account:hover{border-color:var(--cyan)!important}
.nav-toggle{display:none;background:none;border:0;padding:10px}
.nav-toggle span:not(.sr-only){display:block;width:24px;height:2px;background:#fff;margin:5px}

.hero{padding:84px 0 70px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:58px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:#9ddcff;font-size:13px;text-transform:uppercase;letter-spacing:.14em;font-weight:700;margin-bottom:20px}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--cyan)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(46px,7vw,82px);line-height:.98;letter-spacing:-.055em;margin-bottom:25px}
h1 span{display:block;color:var(--green)}
.hero-copy>p{font-size:20px;color:#b7c5d4;max-width:700px}
.hero-actions,.button-row{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 21px;border-radius:12px;border:1px solid transparent;font-weight:700;transition:transform .2s,border-color .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#05110d;background:linear-gradient(135deg,var(--green),#66e7c3)}
.btn-secondary{border-color:#314459;background:#111923;color:#fff}
.btn-ghost{border-color:#2a3a4d;background:transparent;color:#d9e5f0}
.btn-danger{border-color:rgba(255,111,120,.55);background:rgba(255,111,120,.08);color:#ffabb0}
.btn-small{min-height:38px;padding:0 14px;font-size:13px}
.hero-notes{display:flex;gap:23px;flex-wrap:wrap;margin-top:26px;color:#8395a7;font-size:13px}
.hero-notes span{display:flex;align-items:center;gap:8px}
.hero-notes span:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 14px var(--green)}
.hero-visual{position:relative}
.hero-visual img{filter:drop-shadow(0 35px 60px rgba(0,0,0,.48));border-radius:20px}
.signal-orbit{position:absolute;width:100px;height:100px;border:1px solid rgba(77,183,255,.35);border-radius:50%;right:-20px;top:-25px;animation:pulse 3s infinite}
@keyframes pulse{50%{transform:scale(1.15);opacity:.35}}

.metrics{border-block:1px solid var(--line-soft);background:#090e14}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.metric{padding:27px 25px;border-right:1px solid var(--line-soft)}
.metric:last-child{border-right:0}
.metric strong{display:block;font-size:22px}.metric span{font-size:13px;color:var(--muted)}

.section{padding:94px 0}
.section-alt{background:linear-gradient(180deg,#0b1017,#080c11)}
.section-heading{max-width:780px;margin-bottom:42px}
.section-heading.center{text-align:center;margin-inline:auto}
.section-heading h2{font-size:clamp(34px,5vw,55px);line-height:1.06;letter-spacing:-.04em;margin-bottom:17px}
.section-heading p{color:var(--muted);font-size:18px}
.kicker{color:var(--green);font-size:12px;text-transform:uppercase;letter-spacing:.16em;font-weight:800;margin-bottom:11px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{position:relative;padding:28px;background:linear-gradient(145deg,var(--panel),#0d141d);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.card:after{content:"";position:absolute;inset:auto -50px -80px auto;width:160px;height:160px;background:radial-gradient(circle,rgba(37,215,163,.10),transparent 70%)}
.card-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:#152636;border:1px solid #29445b;color:var(--cyan);font-weight:800;margin-bottom:20px}
.card h3{font-size:21px;margin-bottom:10px}.card p{color:var(--muted);margin-bottom:0}
.card-featured{border-color:#2d5a53;background:linear-gradient(145deg,#11251f,#0d1719)}
.cards-five{grid-template-columns:repeat(5,1fr)}
.cards-five .card{padding:24px}.cards-five .card h3{font-size:18px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
.visual-panel{padding:18px;border-radius:24px;background:#0b1016;border:1px solid var(--line);box-shadow:var(--shadow)}
.feature-list{display:grid;gap:13px;margin:27px 0}
.feature-item{display:grid;grid-template-columns:28px 1fr;gap:12px;color:#c8d5e2}
.feature-item:before{content:"✓";width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:rgba(37,215,163,.12);color:var(--green);font-size:13px;font-weight:900}
.feature-item b{display:block;color:#fff;margin-bottom:2px}

.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:steps}
.workflow-step{position:relative;padding:25px;border-top:1px solid var(--line);counter-increment:steps}
.workflow-step:before{content:"0" counter(steps);display:block;color:var(--green);font-size:13px;font-weight:800;margin-bottom:14px}
.workflow-step:not(:last-child):after{content:"";position:absolute;right:-7px;top:-6px;width:12px;height:12px;border-radius:50%;background:var(--cyan)}
.workflow-step p{color:var(--muted);font-size:14px}

.cta{padding:0 0 95px}
.cta-panel{display:grid;grid-template-columns:1fr auto;gap:35px;align-items:center;padding:45px;border:1px solid #2b4d4b;border-radius:28px;background:
 linear-gradient(135deg,rgba(37,215,163,.12),rgba(77,183,255,.07)),#0d151c}
.cta-panel h2{font-size:36px;letter-spacing:-.03em;margin-bottom:8px}.cta-panel p{color:#b5c6d5;margin:0}

.page-hero{padding:78px 0 55px;border-bottom:1px solid var(--line-soft)}
.page-hero .section-heading{margin-bottom:0}
.page-hero h1{font-size:clamp(44px,7vw,72px)}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:22px}.breadcrumb a{color:#d6e2ed}
.product-band{display:grid;grid-template-columns:230px 1fr;gap:50px;padding:44px 0;border-bottom:1px solid var(--line-soft)}
.product-band h2{font-size:29px;letter-spacing:-.03em}
.product-band p{color:var(--muted)}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.tag{border:1px solid #2a3d50;border-radius:999px;padding:6px 11px;color:#a9bdd0;font-size:12px}
.spec-table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.spec-table th,.spec-table td{text-align:left;padding:15px 18px;border-bottom:1px solid var(--line-soft)}
.spec-table th{width:32%;font-weight:600;color:#9eb0c2}.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}
.notice{padding:18px 20px;border-radius:14px;border:1px solid #37536d;background:rgba(77,183,255,.07);color:#c8d9e8}
.notice-warning{border-color:#6b5632;background:rgba(255,157,77,.08)}
.notice-success{border-color:#2e5d50;background:rgba(37,215,163,.08)}

.auth-wrap{padding:70px 0 95px}
.auth-card{width:min(100%,570px);margin:auto;padding:35px;border-radius:24px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}
.auth-card h1{font-size:37px;letter-spacing:-.04em;margin-bottom:12px}
.auth-card>p{color:var(--muted)}
.form-grid{display:grid;gap:17px}
.form-group label{display:block;font-size:13px;font-weight:700;color:#c8d4df;margin-bottom:7px}
.form-control{width:100%;height:49px;padding:0 14px;border:1px solid #2c3d50;border-radius:11px;background:#090e14;color:#fff;outline:none}
.form-control:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(77,183,255,.1)}
textarea.form-control{height:auto;min-height:130px;padding-top:12px;resize:vertical}
.password-wrap{position:relative}.password-wrap .form-control{padding-right:84px}
.password-toggle{position:absolute;right:9px;top:8px;height:33px;border:0;background:#172331;color:#b9c9d8;border-radius:8px;font-size:12px}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:#a8b7c6}
.form-check input{margin-top:4px}.form-check a,.auth-link{color:#86cfff}
.form-actions{display:grid;gap:10px;margin-top:5px}
.form-message{display:none;padding:12px 14px;border-radius:10px;font-size:14px}
.form-message.is-visible{display:block}.form-message.error{background:rgba(255,111,120,.09);color:#ffb7bb;border:1px solid rgba(255,111,120,.35)}
.form-message.success{background:rgba(37,215,163,.09);color:#9aefd5;border:1px solid rgba(37,215,163,.35)}
.auth-footer{text-align:center;margin-top:19px;color:var(--muted);font-size:14px}

.dashboard{padding:55px 0 95px}
.dashboard-head{display:flex;justify-content:space-between;align-items:flex-start;gap:25px;margin-bottom:30px}
.dashboard-head h1{font-size:42px}.dashboard-head p{color:var(--muted)}
.dashboard-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
.dashboard-card{grid-column:span 6;padding:26px;border-radius:20px;background:var(--panel);border:1px solid var(--line)}
.dashboard-card.full{grid-column:1/-1}.dashboard-card.third{grid-column:span 4}
.dashboard-card h2{font-size:19px;margin-bottom:18px}
.stat-value{font-size:30px;font-weight:800;letter-spacing:-.03em}.stat-label{color:var(--muted);font-size:13px}
.status{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:700}
.status:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.status-active{color:#5ee6bd;background:rgba(37,215,163,.1)}
.status-inactive{color:#ffb06a;background:rgba(255,157,77,.1)}
.equipment-list{display:grid;gap:10px}
.equipment-row{display:grid;grid-template-columns:1.2fr 1fr .8fr auto;gap:18px;align-items:center;padding:15px;border:1px solid var(--line-soft);border-radius:13px;background:#0c1219}
.equipment-row small{display:block;color:var(--muted)}
.empty-state{text-align:center;padding:35px;color:var(--muted);border:1px dashed #324458;border-radius:14px}
.key{font-family:Consolas,monospace;font-size:13px;word-break:break-all;color:#a8e8d4}
.skeleton{height:80px;border-radius:12px;background:linear-gradient(90deg,#111923,#182330,#111923);background-size:200% 100%;animation:load 1.4s infinite}
@keyframes load{to{background-position:-200% 0}}

.faq{display:grid;gap:10px}
.faq details{border:1px solid var(--line-soft);border-radius:14px;background:var(--panel);padding:0 18px}
.faq summary{cursor:pointer;padding:18px 0;font-weight:700}.faq p{color:var(--muted);padding-bottom:18px;margin:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.contact-card{padding:25px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}
.contact-card p{color:var(--muted)}

.site-footer{border-top:1px solid var(--line-soft);background:#070a0e;padding:55px 0 22px}
.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}
.brand-footer{margin-bottom:18px}.footer-grid>div:first-child p{max-width:370px;color:var(--muted)}
.footer-grid h2{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:#8799aa}
.footer-grid>div:not(:first-child){display:flex;flex-direction:column;gap:9px}
.footer-grid a{font-size:14px;color:#b0bfcc}.footer-grid a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-soft);margin-top:40px;padding-top:20px;color:#718394;font-size:12px}

.toast-region{position:fixed;right:18px;bottom:18px;z-index:300;display:grid;gap:10px}
.toast{max-width:390px;padding:14px 17px;background:#17212d;border:1px solid #354b62;border-radius:12px;color:#fff;box-shadow:var(--shadow);opacity:0;transform:translateY(15px);transition:.25s}
.toast.is-visible{opacity:1;transform:none}.toast.success{border-color:#2a705c}.toast.error{border-color:#8a3d45}

.legal-page{padding:65px 0 90px}.legal-content{max-width:900px}.legal-content h1{font-size:48px}.legal-content h2{font-size:25px;margin-top:36px}.legal-content p,.legal-content li{color:#b5c3d0}
.code-block{padding:18px;background:#05080b;border:1px solid var(--line);border-radius:12px;font-family:Consolas,monospace;color:#a6e8d5;overflow:auto}

@media(max-width:1050px){
 .hero-grid,.split{grid-template-columns:1fr}.hero-visual{max-width:850px}
 .cards-five{grid-template-columns:repeat(3,1fr)}
 .main-nav{gap:15px}.main-nav>a:not(.nav-account){font-size:13px}
}
@media(max-width:820px){
 .nav-toggle{display:block}.main-nav{display:none;position:absolute;left:20px;right:20px;top:68px;padding:18px;flex-direction:column;align-items:stretch;background:#101720;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}
 .main-nav.is-open{display:flex}.nav-account{text-align:center}
 .metrics-grid,.workflow{grid-template-columns:repeat(2,1fr)}
 .cards,.cards-five{grid-template-columns:repeat(2,1fr)}
 .product-band{grid-template-columns:1fr;gap:10px}
 .dashboard-card,.dashboard-card.third{grid-column:1/-1}
 .footer-grid{grid-template-columns:1fr 1fr}.cta-panel{grid-template-columns:1fr}
}
@media(max-width:560px){
 .shell{width:min(calc(100% - 28px),var(--shell))}
 .brand img{width:78px}.brand-product{font-size:14px}
 .hero{padding-top:55px}.hero-copy>p{font-size:17px}
 .hero-actions .btn{width:100%}
 .metrics-grid,.cards,.cards-five,.workflow,.contact-grid{grid-template-columns:1fr}
 .metric{border-right:0;border-bottom:1px solid var(--line-soft)}
 .section{padding:68px 0}.cta-panel{padding:28px}
 .footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}
 .equipment-row{grid-template-columns:1fr}.dashboard-head{flex-direction:column}
 .auth-card{padding:25px 20px}.page-hero{padding-top:55px}
}