:root{
  --bg:#f5f7fb;
  --card:#ffffff;
  --card-2:#eef3ff;
  --text:#0f172a;
  --muted:#5b6476;
  --line:#dbe3f0;
  --brand:#2563eb;
  --brand-2:#0f172a;
  --brand-soft:rgba(37,99,235,.10);
  --shadow:0 18px 50px rgba(15,23,42,.08);
  --radius:22px;
  --radius-sm:16px;
  --container:1180px;
}
*{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:
    radial-gradient(1200px 500px at 20% -10%, rgba(37,99,235,.12), transparent 60%),
    radial-gradient(900px 450px at 100% 0%, rgba(15,23,42,.08), transparent 50%),
    var(--bg);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--container), calc(100% - 32px));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(16px);
  background:rgba(245,247,251,.8);
  border-bottom:1px solid rgba(219,227,240,.75);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:16px 0;
}
.brand{
  display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.03em;
}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),#60a5fa);
  color:#fff;box-shadow:0 10px 30px rgba(37,99,235,.24);
  font-size:1.05rem;
}
.brand span{font-size:1.15rem}
.nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav-links a{
  color:var(--muted);
  font-weight:600;
  padding:8px 10px;border-radius:999px;
}
.nav-links a:hover,.nav-links a.active{color:var(--text);background:var(--brand-soft)}
.menu-btn{
  display:none;border:1px solid var(--line);background:#fff;border-radius:14px;
  padding:10px 12px;cursor:pointer
}
.hero{
  padding:56px 0 18px;
}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:stretch;
}
.hero-copy{
  background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.72));
  border:1px solid rgba(219,227,240,.9);
  box-shadow:var(--shadow);
  border-radius:34px;
  padding:42px;
}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);
  color:var(--brand);
  border:1px solid rgba(37,99,235,.15);
  padding:8px 14px;border-radius:999px;
  font-size:.9rem;font-weight:700;
}
.hero h1{
  font-size:clamp(2.4rem, 5vw, 4.8rem);
  line-height:1.02;
  letter-spacing:-.06em;
  margin:18px 0 16px;
}
.hero p{
  margin:0;
  font-size:1.07rem;
  color:var(--muted);
  max-width:60ch;
}
.hero-actions{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:24px
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 18px;border-radius:16px;
  font-weight:700;border:1px solid transparent;
  transition:.2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand),#60a5fa);
  color:#fff;box-shadow:0 16px 34px rgba(37,99,235,.22);
}
.btn-primary:hover{transform:translateY(-1px)}
.btn-secondary{
  background:#fff;color:var(--text);border-color:var(--line)
}
.btn-secondary:hover{border-color:#c5d0e5}
.hero-card{
  display:grid;gap:16px;
}
.stat{
  background:rgba(255,255,255,.88);
  border:1px solid rgba(219,227,240,.9);
  box-shadow:var(--shadow);
  border-radius:28px;
  padding:26px;
}
.stat strong{display:block;font-size:1.6rem;letter-spacing:-.04em}
.stat span{color:var(--muted);font-weight:600}
.grid-4{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.section{
  padding:28px 0 8px;
}
.section-head{
  display:flex;align-items:end;justify-content:space-between;gap:20px;margin:0 0 18px;
}
.section-head h2,.page-title{
  margin:0;
  font-size:clamp(1.6rem, 2.8vw, 2.4rem);
  letter-spacing:-.04em;
}
.section-head p{margin:0;color:var(--muted);max-width:60ch}
.card{
  background:rgba(255,255,255,.9);
  border:1px solid rgba(219,227,240,.9);
  box-shadow:var(--shadow);
  border-radius:28px;
  padding:22px;
}
.category{
  position:relative;overflow:hidden;
  min-height:176px;
}
.category::after{
  content:"";
  position:absolute;inset:auto -30px -30px auto;
  width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle at center, rgba(37,99,235,.12), transparent 60%);
}
.category h3{margin:0 0 8px;font-size:1.12rem}
.category p{margin:0;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.tag{
  display:inline-flex;align-items:center;
  padding:8px 12px;border-radius:999px;
  background:#f8fbff;border:1px solid var(--line);
  color:var(--muted);font-size:.92rem;font-weight:600
}
.list{
  display:grid;gap:14px;
}
.article-link{
  display:flex;justify-content:space-between;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px 18px;
  box-shadow:0 10px 24px rgba(15,23,42,.05);
}
.article-link:hover{border-color:#bfd0f4;transform:translateY(-1px)}
.article-link h3{margin:0 0 6px;font-size:1.06rem}
.article-link p{margin:0;color:var(--muted);font-size:.96rem}
.article-link span{color:var(--brand);font-weight:800}
.article{
  background:rgba(255,255,255,.94);
  border:1px solid rgba(219,227,240,.9);
  box-shadow:var(--shadow);
  border-radius:34px;
  padding:34px;
}
.article h1{font-size:clamp(2rem, 4vw, 3.4rem);line-height:1.04;letter-spacing:-.05em;margin:0 0 10px}
.meta{color:var(--muted);font-size:.95rem}
.article h2{margin-top:30px;margin-bottom:10px;letter-spacing:-.03em}
.article p, .article li{color:#334155}
.article ul{padding-left:20px}
.callout{
  background:linear-gradient(180deg,#eff6ff,#fff);
  border:1px solid #dbe8ff;
  border-radius:24px;padding:20px;margin:22px 0
}
.footer{
  margin-top:40px;
  padding:30px 0 40px;
  color:var(--muted);
}
.footer-box{
  background:rgba(15,23,42,.96);
  color:#e5eefc;
  border-radius:34px;
  padding:28px;
}
.footer-grid{
  display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.footer a{color:#d7e7ff}
.footer a:hover{text-decoration:underline}
.small{font-size:.92rem;color:var(--muted)}
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:.92rem;margin:10px 0 16px
}
.breadcrumb a{color:var(--muted)}
.searchbar{
  display:flex;gap:12px;flex-wrap:wrap;
  margin-top:20px
}
.searchbar input{
  flex:1;min-width:220px;padding:14px 16px;border-radius:16px;border:1px solid var(--line);
  background:#fff;font:inherit
}
.searchbar input:focus{outline:2px solid rgba(37,99,235,.18);border-color:#a5c2ff}
.table{
  width:100%;border-collapse:collapse;overflow:hidden;border-radius:18px;border:1px solid var(--line)
}
.table th,.table td{
  padding:14px 16px;border-bottom:1px solid var(--line);text-align:left
}
.table th{background:#f8fbff}
.table tr:last-child td{border-bottom:none}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:700;color:var(--muted)
}
@media (max-width: 980px){
  .hero-grid,.grid-4,.grid-3{grid-template-columns:1fr}
  .hero-copy{padding:30px}
}
@media (max-width: 760px){
  .menu-btn{display:inline-flex}
  .nav-links{
    display:none; width:100%; padding:12px 0 0;
  }
  .nav-links.open{display:flex;flex-direction:column;align-items:flex-start}
  .nav{flex-wrap:wrap}
  .hero{padding-top:26px}
  .hero-copy{border-radius:26px}
  .article{padding:24px}
}