:root {
  --bg:#f4f7fa; --surface:#fff; --surface-alt:#eef3f7; --text:#12202c; --muted:#607080;
  --border:#d7e0e7; --primary:#0d5f8f; --primary-dark:#08486d; --accent:#23a6d5;
  --dark:#0b1721; --dark-soft:#132532; --max-width:1180px; --radius:18px;
  --shadow:0 18px 50px rgba(15,35,50,.08);
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
a{color:inherit;text-decoration:none}.container{width:min(var(--max-width),calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(215,224,231,.9);backdrop-filter:blur(16px)}
.nav-wrap{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:inline-flex;align-items:center;gap:11px}.brand-logo{width:58px;height:58px;object-fit:contain;border-radius:10px}
.brand-text{display:grid;line-height:1.05}.brand-text strong{letter-spacing:.08em;font-size:1rem}.brand-text span{color:var(--muted);font-size:.82rem;margin-top:4px}
.site-nav{display:flex;align-items:center;gap:26px;font-size:.94rem;font-weight:600}.site-nav a{color:#324757}.site-nav a:hover{color:var(--primary)}
.nav-cta{padding:9px 15px;border:1px solid var(--border);border-radius:10px;background:var(--surface)}
.menu-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:10px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}
.menu-toggle span{width:20px;height:2px;background:var(--text)}
.hero{padding:88px 0 78px;overflow:hidden;background:radial-gradient(circle at 85% 18%,rgba(35,166,213,.18),transparent 30%),linear-gradient(180deg,#fff,#f4f7fa)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:72px;align-items:center}
.eyebrow{margin:0 0 14px;color:var(--primary);font-size:.76rem;font-weight:800;letter-spacing:.16em}.eyebrow-light{color:#72cff1}
.hero h1,.section h2{margin:0;line-height:1.08;letter-spacing:-.035em}.hero h1{max-width:790px;font-size:clamp(2.65rem,6vw,5.6rem)}
.hero-lead{max-width:710px;margin:24px 0 0;color:var(--muted);font-size:clamp(1.05rem,2vw,1.25rem)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border-radius:11px;font-weight:700;transition:.16s}
.button:hover{transform:translateY(-1px)}.button-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(13,95,143,.18)}.button-primary:hover{background:var(--primary-dark)}
.button-secondary{background:#fff;border:1px solid var(--border)}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:30px;color:#4a6171;font-size:.9rem;font-weight:600}.hero-points span::before{content:"•";margin-right:8px;color:var(--accent)}
.hero-panel{padding:1px;border-radius:22px;background:linear-gradient(145deg,rgba(35,166,213,.35),rgba(13,95,143,.08));box-shadow:var(--shadow)}
.panel-top,.panel-body{background:rgba(255,255,255,.95)}.panel-top{display:flex;align-items:center;gap:8px;padding:15px 18px;border-radius:21px 21px 0 0;border-bottom:1px solid var(--border);font-size:.85rem;font-weight:700}
.status-dot{width:9px;height:9px;border-radius:999px;background:var(--accent);box-shadow:0 0 0 4px rgba(35,166,213,.12)}
.panel-body{display:grid;gap:12px;padding:18px;border-radius:0 0 21px 21px}.metric{display:grid;gap:4px;padding:18px;border-radius:13px;background:var(--surface-alt);border:1px solid #e2eaf0}
.metric-label{color:var(--muted);font-size:.76rem;text-transform:uppercase;letter-spacing:.09em;font-weight:700}
.section{padding:92px 0}.section-heading{max-width:760px;margin-bottom:42px}.section h2{font-size:clamp(2rem,4vw,3.4rem)}
.section-heading>p:last-child,.product-lead,.about-copy,.contact-box p{color:var(--muted)}
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{min-height:260px;padding:26px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 10px 30px rgba(15,35,50,.035)}
.card-number{margin-bottom:45px;color:var(--accent);font-size:.8rem;font-weight:800;letter-spacing:.12em}.card h3{margin:0 0 12px;font-size:1.25rem}.card p{margin:0;color:var(--muted);font-size:.95rem}
.section-dark{color:#fff;background:radial-gradient(circle at 80% 20%,rgba(35,166,213,.14),transparent 30%),var(--dark)}
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:74px;align-items:center}.product-lead{color:#aac0cf;margin:22px 0 28px;font-size:1.05rem}
.feature-list{display:grid;gap:17px;padding:0;margin:0;list-style:none}.feature-list li{display:grid;gap:3px;padding-left:18px;border-left:2px solid #24546b}.feature-list span{color:#9db3c1;font-size:.92rem}
.product-window{overflow:hidden;border:1px solid #284454;border-radius:17px;background:#0f1f2a;box-shadow:0 28px 70px rgba(0,0,0,.27)}
.window-bar{display:flex;gap:7px;padding:13px 15px;background:#182b38;border-bottom:1px solid #284454}.window-bar span{width:9px;height:9px;border-radius:999px;background:#45687c}
.window-content{min-height:390px;display:grid;grid-template-columns:145px 1fr}.window-sidebar{padding:20px 14px;background:#10212c;border-right:1px solid #284454}
.sidebar-title{margin:0 0 20px 9px;color:#7ed2f1;font-size:.8rem;font-weight:800;letter-spacing:.12em}.sidebar-item{margin-bottom:5px;padding:9px;border-radius:7px;color:#7f9dad;font-size:.78rem}.sidebar-item.active{color:#fff;background:#183b4d}
.window-main{padding:24px}.window-main-title{margin-bottom:20px;font-weight:700}.ui-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ui-card{display:grid;gap:6px;padding:16px;border-radius:10px;background:#162b38;border:1px solid #294858}.ui-card span{color:#819eae;font-size:.72rem}.ui-card strong{color:#74d1f1;font-size:.9rem}
.ui-table{margin-top:16px;overflow:hidden;border:1px solid #294858;border-radius:10px}.ui-table div{display:flex;justify-content:space-between;gap:20px;padding:13px 14px;border-bottom:1px solid #294858;color:#9db3c1;font-size:.78rem}.ui-table div:last-child{border-bottom:0}.ui-table span:last-child{color:#72cff1}
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start}.about-copy{font-size:1.06rem}
.contact-section{padding-top:20px}.contact-box{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:42px;border-radius:22px;color:#fff;background:linear-gradient(135deg,var(--dark-soft),#12364a);box-shadow:var(--shadow)}
.contact-box h2{max-width:720px;font-size:clamp(1.8rem,3vw,2.7rem)}.contact-box p{color:#b9ccd8;margin-bottom:0}
.site-footer{padding:32px 0 38px;color:#6a7d89}.footer-wrap{display:flex;justify-content:space-between;gap:30px;align-items:center;padding-top:26px;border-top:1px solid var(--border);font-size:.86rem}.footer-wrap>div:first-child{display:grid;gap:3px}.footer-wrap strong{color:var(--text)}
@media(max-width:980px){.hero-grid,.product-grid{grid-template-columns:1fr}.hero-grid{gap:48px}.card-grid{grid-template-columns:repeat(2,1fr)}.about-grid{grid-template-columns:1fr;gap:24px}.contact-box{align-items:flex-start;flex-direction:column}}
@media(max-width:720px){.container{width:min(100% - 28px,var(--max-width))}.menu-toggle{display:flex}.site-nav{position:absolute;top:74px;left:14px;right:14px;display:none;padding:14px;flex-direction:column;align-items:stretch;gap:6px;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}.site-nav.open{display:flex}.site-nav a{padding:11px 12px;border-radius:8px}.hero{padding-top:64px}.hero h1{font-size:clamp(2.5rem,12vw,4.3rem)}.card-grid{grid-template-columns:1fr}.window-content{grid-template-columns:110px 1fr}.window-main{padding:16px}.ui-row{grid-template-columns:1fr}.contact-box{padding:30px 24px}.footer-wrap{align-items:flex-start;flex-direction:column}}