@import url("premium.css");
/* ═══ INNER PAGE STYLES — ermasoft-inner.css ═══ */
:root{
  --navy:#07111F;--navy2:#0D1E34;--navy3:#152840;
  --brand:#0E5C8B;--brand-d:#073F62;--brand-l:#1B8FB0;--cyan:#2BA8C9;
  --accent:#C0392B;--accent-l:#E74C3C;
  --white:#fff;--paper:#FAFBFC;--cool:#F1F5F9;
  --ink:#0A1929;--ink2:#1A2C42;--mute:#5B6B7E;--faint:#8A98A8;
  --line:#E4EAF0;--line-s:#C8D3DF;
  --grid:1300px;--r:8px;--rl:16px;--rxl:22px;
  --sh-s:0 1px 3px rgba(10,25,41,.07);
  --sh-m:0 6px 20px rgba(10,25,41,.1);
  --sh-l:0 20px 50px rgba(10,25,41,.13);
  --util-h:38px;--nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Manrope',sans-serif;color:var(--ink);background:var(--white);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:'Manrope',sans-serif;cursor:pointer;border:none;background:none}
ul{list-style:none}
::-webkit-scrollbar{width:7px}
::-webkit-scrollbar-track{background:var(--cool)}
::-webkit-scrollbar-thumb{background:var(--line-s);border-radius:4px}
.wrap{max-width:var(--grid);margin:0 auto;padding:0 32px}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;font-size:13px;font-weight:700;letter-spacing:.02em;border-radius:var(--r);transition:.18s;border:1.5px solid transparent;cursor:pointer}
.btn-primary{background:var(--accent);color:var(--white)}
.btn-primary:hover{background:#a93226;transform:translateY(-1px);box-shadow:var(--sh-m)}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand);color:var(--white)}
.btn-ghost{background:transparent;color:var(--brand)}
.btn-ghost:hover{background:var(--cool)}

/* UTILITY BAR */
.util{background:var(--navy);color:rgba(255,255,255,.7);font-size:12px;height:var(--util-h);display:flex;align-items:center}
.util .wrap{display:flex;justify-content:space-between;align-items:center;width:100%}
.util-l,.util-r{display:flex;align-items:center;gap:18px}
.util a:hover{color:var(--cyan)}
.util .pipe{color:rgba(255,255,255,.18)}
.ulang{display:flex;gap:2px;font-weight:700}
.ulang .on{color:var(--cyan)}
.ulang span{padding:0 5px}

/* MAIN NAV */
.nav{position:sticky;top:0;z-index:300;background:var(--white);border-bottom:1px solid var(--line);transition:box-shadow .2s}
.nav.scrolled{box-shadow:var(--sh-s)}
.nav .wrap{display:flex;align-items:center;height:var(--nav-h);gap:0}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0;margin-right:20px}
.logo svg{width:42px;height:42px;flex-shrink:0}
.logo-text{display:flex;flex-direction:column;gap:1px;line-height:1.1}
.logo-name{font-size:15px;font-weight:800;color:var(--brand);letter-spacing:.02em}
.logo-sub{font-size:10px;font-weight:700;color:var(--mute);letter-spacing:.17em;text-transform:uppercase}
.nav-items{display:flex;align-items:stretch;flex:1;height:100%}
.nav-item{position:relative;display:flex;align-items:center}
.nav-link{display:flex;align-items:center;gap:4px;padding:0 11px;height:100%;font-size:12.5px;font-weight:600;color:var(--ink);white-space:nowrap;transition:color .15s,background .15s;border-bottom:2px solid transparent}
.nav-link:hover,.nav-link.active{color:var(--brand);background:var(--cool);border-bottom-color:var(--brand)}
.nav-chev{width:11px;height:11px;opacity:.5;transition:transform .2s,opacity .2s}
.nav-item:hover .nav-chev{transform:rotate(180deg);opacity:1}
.dd{position:absolute;top:100%;left:0;min-width:200px;background:var(--white);border:1px solid var(--line);border-top:2px solid var(--brand);border-radius:0 0 var(--rl) var(--rl);box-shadow:var(--sh-l);padding:6px;opacity:0;visibility:hidden;transform:translateY(-4px);transition:opacity .2s,transform .2s,visibility .2s;z-index:400}
.nav-item:hover .dd,.dd:hover{opacity:1;visibility:visible;transform:translateY(0)}
.dd a{display:block;padding:8px 12px;font-size:12.5px;font-weight:500;color:var(--ink2);border-radius:6px;transition:.13s}
.dd a:hover{background:var(--cool);color:var(--brand)}
.dd-sep{height:1px;background:var(--line);margin:4px 0}
.nav-right{display:flex;align-items:center;gap:8px;margin-left:auto;flex-shrink:0}
.nav-search{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--mute);transition:.15s}
.nav-search:hover{color:var(--brand);background:var(--cool)}
.hbg{display:none;flex-direction:column;gap:5px;align-items:center;justify-content:center;width:36px;height:36px}
.hbg span{width:20px;height:2px;background:#fff;border-radius:1px;transition:.22s}
.hbg.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hbg.open span:nth-child(2){opacity:0}
.hbg.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mob-nav{display:none;position:fixed;left:0;right:0;background:var(--white);border-bottom:1px solid var(--line);box-shadow:var(--sh-l);padding:12px 20px 20px;z-index:299;max-height:calc(100vh - 60px);overflow-y:auto}
.mob-nav a{display:block;padding:11px 12px;font-size:14px;font-weight:600;border-radius:var(--r);transition:.13s;color:var(--ink2)}
.mob-nav a:hover{background:var(--cool);color:var(--brand)}
.mob-nav-contacts{display:flex;flex-direction:column;gap:2px;margin:10px 0;padding:12px;background:var(--cool);border-radius:var(--r)}
.mob-nav-contacts a{display:flex;align-items:center;gap:9px;padding:7px 4px;font-size:13.5px;font-weight:600;color:var(--brand)}
.mob-nav-contacts a:hover{color:var(--brand-d);background:transparent}

/* BREADCRUMB */
.breadcrumb{background:var(--cool);border-bottom:1px solid var(--line);padding:12px 0}
.breadcrumb .wrap{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--mute)}
.breadcrumb a{color:var(--mute);transition:color .15s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.4}
.breadcrumb .cur{color:var(--ink);font-weight:600}

/* PAGE HERO */
.page-hero{background:var(--navy2);padding:48px 0 40px;border-bottom:3px solid var(--brand-l)}
.page-hero-inner{max-width:680px}
.ph-lbl{font-size:11px;font-weight:800;color:var(--cyan);letter-spacing:.2em;text-transform:uppercase;margin-bottom:8px}
.page-hero h1{font-size:clamp(28px,3.6vw,48px);font-weight:800;line-height:1.1;letter-spacing:-.02em;color:var(--white);margin-bottom:12px}
.page-hero p{font-size:15.5px;color:rgba(255,255,255,.78);line-height:1.7;max-width:560px}
.ph-btns{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}

/* PAGE BODY LAYOUT */
.page-body{padding:52px 0 80px;background:var(--white)}
.page-layout{display:grid;grid-template-columns:224px 1fr;gap:40px;align-items:start}

/* SIDEBAR */
.sidebar{position:sticky;top:calc(var(--util-h) + var(--nav-h) + 20px)}
.sb-section-title{font-size:12px;font-weight:800;color:var(--brand);text-transform:uppercase;letter-spacing:.16em;padding:0 12px;margin-bottom:10px;border-left:3px solid var(--brand);padding-left:12px}
.sb-nav{display:flex;flex-direction:column;gap:2px}
.sb-link{display:flex;align-items:center;gap:9px;padding:9px 12px;border-radius:var(--r);font-size:13px;font-weight:600;color:var(--mute);transition:.15s;border-left:2px solid transparent}
.sb-link:hover{color:var(--brand);background:var(--cool)}
.sb-link.active{color:var(--brand);background:rgba(14,92,139,.07);border-left-color:var(--brand)}
.sb-link svg{flex-shrink:0;color:var(--mute);transition:.15s}
.sb-link.active svg,.sb-link:hover svg{color:var(--brand)}
.sb-back{display:flex;align-items:center;gap:7px;padding:9px 12px;font-size:12px;font-weight:600;color:var(--faint);border-radius:var(--r);margin-top:16px;border-top:1px solid var(--line);padding-top:14px;transition:.15s}
.sb-back:hover{color:var(--brand);background:var(--cool)}
.sb-cta{background:var(--brand-d);border-radius:var(--rl);padding:20px;margin-top:20px}
.sb-cta h4{font-size:13px;font-weight:800;color:var(--white);margin-bottom:8px}
.sb-cta p{font-size:12px;color:rgba(255,255,255,.7);line-height:1.5;margin-bottom:14px}

/* CONTENT AREA */
.content{min-width:0}
.content-section{padding:40px 0;border-bottom:1px solid var(--line)}
.content-section:first-child{padding-top:0}
.content-section:last-child{border-bottom:none;padding-bottom:0}
.cs-h2{font-size:clamp(20px,2.6vw,30px);font-weight:800;letter-spacing:-.015em;color:var(--ink);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--brand-l);display:inline-block}
.cs-h3{font-size:18px;font-weight:800;color:var(--brand);margin:22px 0 10px}
.cs-p{font-size:15px;color:var(--ink2);line-height:1.75;margin-bottom:14px}
.cs-p strong{color:var(--brand-d);font-weight:700}
.cs-p em{color:var(--brand);font-style:italic}

/* Content with image layout */
.cs-cols{display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:start;margin:16px 0}
.cs-cols.rev{grid-template-columns:1fr 1.15fr}
.cs-img{border-radius:var(--rl);overflow:hidden;border:1px solid var(--line-s);background:var(--cool)}
.cs-img img{width:100%;height:auto;display:block}

/* Feature list */
.feat-list{display:flex;flex-direction:column;gap:9px;margin:14px 0}
.feat-item{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;background:var(--cool);border:1px solid var(--line);border-radius:var(--r);transition:.15s}
.feat-item:hover{border-color:var(--brand-l);background:rgba(14,92,139,.04)}
.feat-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);flex-shrink:0;margin-top:7px}
.feat-item p{font-size:13.5px;color:var(--ink2);line-height:1.55}
.feat-item p strong{color:var(--ink);font-weight:700}

/* Numbered steps */
.step-list{display:flex;flex-direction:column;gap:0;margin:16px 0}
.step-row{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.step-row:last-child{border-bottom:none}
.step-num{width:28px;height:28px;border-radius:50%;background:rgba(192,57,43,.12);border:1.5px solid rgba(192,57,43,.3);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;color:var(--accent);flex-shrink:0;margin-top:2px}
.step-body h5{font-size:14.5px;font-weight:800;color:var(--ink);margin-bottom:4px}
.step-body p{font-size:13px;color:var(--mute);line-height:1.6}

/* Tech tags */
.tech-block{background:var(--cool);border:1px solid var(--line-s);border-radius:var(--rl);padding:20px 22px;margin-top:16px}
.tech-block h4{font-size:11px;font-weight:800;color:var(--brand);letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.tech-tags{display:flex;flex-wrap:wrap;gap:7px}
.tech-tag{padding:5px 11px;background:rgba(14,92,139,.08);border:1px solid rgba(14,92,139,.18);border-radius:100px;font-size:12px;font-weight:600;color:var(--brand)}

/* Subsystem grid */
.subsys-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:16px 0}
.subsys-card{background:var(--cool);border:1px solid var(--line);border-radius:var(--rl);padding:18px 20px;transition:.2s}
.subsys-card:hover{border-color:var(--brand-l);box-shadow:var(--sh-s);transform:translateY(-2px)}
.subsys-card-num{font-size:11px;font-weight:800;color:var(--accent);letter-spacing:.12em;text-transform:uppercase;margin-bottom:6px}
.subsys-card-title{font-size:14.5px;font-weight:800;color:var(--ink);margin-bottom:8px}
.subsys-card ul{list-style:none;display:flex;flex-direction:column;gap:5px}
.subsys-card li{font-size:12.5px;color:var(--mute);display:flex;align-items:flex-start;gap:7px}
.subsys-card li::before{content:'·';color:var(--brand);font-weight:900;flex-shrink:0}

/* Contact CTA in content */
.content-cta{background:linear-gradient(135deg,var(--brand-d),var(--brand));border-radius:var(--rxl);padding:32px;color:var(--white);margin-top:32px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.content-cta h3{font-size:18px;font-weight:800;margin-bottom:6px}
.content-cta p{font-size:14px;color:rgba(255,255,255,.8);line-height:1.5}

/* FOOTER */
footer{background:var(--navy);padding:56px 0 24px;font-size:13px;color:rgba(255,255,255,.62)}
.ft-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr 1.1fr;gap:44px;margin-bottom:44px}
.ft-brand{display:flex;flex-direction:column;gap:14px}
.ft-logo-n{font-size:14.5px;font-weight:800;color:var(--white)}
.ft-logo-s{font-size:9.5px;font-weight:700;letter-spacing:.17em;text-transform:uppercase;color:rgba(255,255,255,.38)}
.ft-tag{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.65;max-width:280px}
.ft-soc{display:flex;gap:7px;margin-top:2px}
.soc-btn{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.09);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.68);transition:.15s}
.soc-btn:hover{background:var(--cyan);border-color:var(--cyan);color:var(--white)}
.ft-col h4{font-size:11px;font-weight:800;color:var(--white);letter-spacing:.19em;text-transform:uppercase;margin-bottom:16px}
.ft-col ul{display:flex;flex-direction:column;gap:9px}
.ft-col li a{color:rgba(255,255,255,.58);transition:color .15s}
.ft-col li a:hover{color:var(--cyan)}
.ft-bot{padding-top:20px;border-top:1px solid rgba(255,255,255,.07);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:11.5px;color:rgba(255,255,255,.38)}
.ft-bot-links{display:flex;gap:18px}
.ft-bot-links a{color:rgba(255,255,255,.38);transition:.15s}
.ft-bot-links a:hover{color:rgba(255,255,255,.75)}

/* ANIMATE */
.fi{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}
.fi.in{opacity:1;transform:translateY(0)}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}

/* BTT */
#btt{position:fixed;bottom:24px;right:24px;z-index:999;width:40px;height:40px;border-radius:10px;background:var(--brand);color:var(--white);border:none;cursor:pointer;font-size:17px;display:none;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(14,92,139,.4);transition:.2s}
#btt:hover{transform:translateY(-2px);background:var(--brand-d)}
#btt.show{display:flex}

/* RESPONSIVE */
@media(max-width:900px){
  :root{--nav-h:60px;--util-h:0px}
  .wrap{padding:0 18px}
  .nav-items{display:none}
  .hbg{display:flex}
  .nav-right .btn{display:none}
  .util{display:none}
  .page-layout{grid-template-columns:1fr}
  .sidebar{position:static}
  .cs-cols,.cs-cols.rev{grid-template-columns:1fr}
  .subsys-grid{grid-template-columns:1fr}
  .ft-grid{grid-template-columns:1fr 1fr;gap:28px}
  .ft-brand{grid-column:1/-1}
  .ft-bot{flex-direction:column;align-items:flex-start;gap:10px}
  .content-cta{flex-direction:column;gap:16px}
  .page-hero{padding:36px 0 32px}
  header.nav img{height:36px !important}
  .cm-hdr{padding:20px 18px 14px}
  .cm-body{padding:18px}
  .cm-footer{padding:14px 18px 20px}
}
@media(max-width:380px){
  .page-hero h1{font-size:24px !important}
  .wrap{padding:0 14px}
}
@media(max-width:540px){
  .subsys-grid{grid-template-columns:1fr}
}