:root{
  --bg:#f4f7fb;
  --surface:#ffffff;
  --surface-2:#eef4fb;
  --text:#132238;
  --muted:#5d6c7c;
  --line:#d8e3ef;
  --brand:#0b5cab;
  --brand-dark:#084580;
  --navy:#0a1730;
  --green:#169c52;
  --shadow:0 18px 40px rgba(19,34,56,.10);
  --radius:20px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{width:min(100% - 32px, var(--max));margin:0 auto}
.topbar{
  background:var(--navy);
  color:#fff;
  font-size:.95rem;
}
.topbar .container{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:10px 0;
}
.topbar a{color:#dbeafe}
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.site-header .container{
  display:flex;justify-content:space-between;align-items:center;gap:24px;padding:16px 0;
}
.brand{display:flex;flex-direction:column;gap:3px}
.brand strong{color:var(--navy);font-size:1.15rem}
.brand span{color:var(--muted);font-size:.92rem}
.site-nav ul{display:flex;list-style:none;gap:18px;padding:0;margin:0;align-items:center}
.site-nav a{color:var(--text);font-weight:700}
.nav-toggle{
  display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 14px;cursor:pointer;
}
.btn, button, input[type="submit"]{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 20px;border-radius:14px;border:0;
  background:var(--brand);color:#fff;font-weight:700;box-shadow:var(--shadow);cursor:pointer;
}
.btn:hover, button:hover, input[type="submit"]:hover{background:var(--brand-dark);text-decoration:none}
.btn-outline{
  background:transparent;color:var(--brand);border:2px solid var(--brand);box-shadow:none;
}
.btn-outline:hover{background:var(--brand);color:#fff}
.kicker{
  display:inline-block;background:#e3eefb;color:var(--brand);
  border-radius:999px;padding:7px 12px;font-size:.9rem;font-weight:700;margin-bottom:14px;
}
.hero{
  background:linear-gradient(120deg, rgba(10,23,48,.98), rgba(11,92,171,.92));
  color:#fff;
}
.hero .container{
  display:grid;grid-template-columns:1.2fr .85fr;gap:34px;align-items:center;padding:88px 0;
}
.hero h1,.page-hero h1{
  font-size:clamp(2.2rem,5vw,4rem);
  line-height:1.05;margin:0 0 18px;
}
.hero p,.page-hero p{font-size:1.1rem;color:rgba(255,255,255,.93);max-width:750px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
.hero-card,.card,.metric,.timeline-step,.info-card,.faq-item,.contact-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
}
.hero-card,.card,.metric,.timeline-step,.info-card,.faq-item,.contact-card{padding:24px}
.hero-card{color:var(--text)}
.hero-card h2,.card h3,.metric h3,.timeline-step h3,.info-card h3,.faq-item h3,.contact-card h3{margin-top:0}
main section{padding:72px 0}
.band{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:800px;margin-bottom:28px}
.section-head h2{font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.1;margin:0 0 14px}
.section-head p{margin:0;color:var(--muted)}
.grid-2,.grid-3,.grid-4,.metrics,.timeline,.form-wrap,.split{
  display:grid;gap:22px;
}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.metrics{grid-template-columns:repeat(4,minmax(0,1fr))}
.timeline{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{grid-template-columns:1.08fr .92fr;align-items:center}
.metric strong{
  display:block;font-size:2rem;line-height:1;color:var(--brand);margin-bottom:10px
}
.timeline-step .step{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#e3eefb;color:var(--brand);font-weight:800;margin-bottom:14px;
}
.list-check{list-style:none;padding:0;margin:0}
.list-check li{padding-left:0;margin-bottom:12px}
.list-check li b{color:var(--navy)}
.page-hero{
  background:linear-gradient(120deg, var(--navy), var(--brand));
  color:#fff;
}
.page-hero .container{padding:72px 0 64px}
.diagram,.hero-graphic{
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:#fff;
}
.table-wrap{overflow-x:auto}
table{
  width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);
}
th,td{padding:16px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#eef3f9}
.form-wrap{grid-template-columns:1fr .9fr}
form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;
}
label{display:block;font-weight:700;margin-bottom:8px}
input,select,textarea{
  width:100%;padding:14px 15px;border:1px solid #c7d4e3;border-radius:12px;
  margin-bottom:18px;background:#fff;font:inherit;
}
textarea{min-height:160px;resize:vertical}
.site-footer{
  background:var(--navy);color:#dce8f7;padding:28px 0;
}
.site-footer .container{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.site-footer a{color:#fff}
.small{font-size:.92rem;color:var(--muted)}
.notice{
  border-radius:14px;padding:14px 16px;font-weight:700;margin-bottom:20px;
}
.notice.success{background:#e8f8ee;color:#146534;border:1px solid #b9e5c6}
.notice.error{background:#fdebec;color:#b91c1c;border:1px solid #f4c5ca}
@media (max-width: 980px){
  .hero .container,.split,.form-wrap,.metrics,.timeline,.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr}
  .hero .container,.split,.form-wrap{grid-template-columns:1fr}
}
@media (max-width: 760px){
  .nav-toggle{display:inline-flex}
  .site-nav{display:none;width:100%}
  .site-nav.open{display:block}
  .site-nav ul{flex-direction:column;align-items:flex-start;padding-top:18px}
  .site-header .container{flex-wrap:wrap}
  .metrics,.timeline,.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .hero .container{padding:64px 0}
}