:root{
  --max: 1140px;
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-2: #f6f8fb;
  --border: #e6eaf2;
  --text: #0b1220;
  --muted: #556070;
  --link: #0b57d0;
  --link2: #083b8a;
  --accent: #0b57d0;
  --radius: 18px;
  --shadow: 0 18px 60px rgba(15, 23, 42, 0.10);
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height:1.65;
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(11,87,208,0.12), rgba(255,255,255,0) 60%),
    radial-gradient(900px 500px at 80% 0%, rgba(11,87,208,0.07), rgba(255,255,255,0) 55%),
    var(--bg);
  color: var(--text);
}
a{color:var(--link); text-decoration:none;}
a:hover{color:var(--link2); text-decoration:underline;}
.container{max-width:var(--max); margin:0 auto; padding:0 20px;}
header{
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.82);
  border-bottom: 1px solid var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
  gap: 14px;
}
.brand{display:flex; align-items:center; gap: 12px;}
.brand img{height:62px; width:auto; display:block;} /* larger logo */
@media(max-width:520px){ .brand img{height:52px;} }

.nav{display:flex; align-items:center; gap: 10px; flex-wrap: wrap;}
.nav a{
  color: var(--text);
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.nav a:hover{
  text-decoration:none;
  background: rgba(11,87,208,0.06);
  border-color: rgba(11,87,208,0.16);
}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 650;
  gap: 10px;
  cursor:pointer;
}
.btn:hover{background: var(--surface-2); text-decoration:none;}
.btn-primary{
  background: linear-gradient(135deg, rgba(11,87,208,0.18), rgba(11,87,208,0.06));
  border-color: rgba(11,87,208,0.25);
}
.btn-primary:hover{background: linear-gradient(135deg, rgba(11,87,208,0.22), rgba(11,87,208,0.08));}

.icon-btn{
  display:inline-flex; align-items:center; justify-content:center;
  width: 40px; height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
}
.icon-btn:hover{background: var(--surface-2); text-decoration:none;}
.icon{width:18px;height:18px;display:block;fill:currentColor;}

.hero{padding: 34px 0 10px;}
.hero-card{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.86);
  border-radius: calc(var(--radius) + 8px);
  padding: 26px;
  box-shadow: var(--shadow);
}
.hero h1{font-size: 2.35rem; line-height:1.15; margin:0 0 10px; letter-spacing:-0.02em;}
.hero p{margin: 10px 0; color: var(--muted); font-size:1.06rem;}
.hero-actions{display:flex; gap: 12px; flex-wrap:wrap; margin-top: 14px;}
.chips{display:flex; gap:10px; flex-wrap:wrap; margin-top: 14px;}
.chip{
  display:inline-flex; align-items:center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: .95rem;
}
.chip:hover{background: var(--surface-2); text-decoration:none;}
.section{padding: 18px 0;}
.section h2{margin: 8px 0 12px; font-size:1.35rem;}
.grid{display:grid; grid-template-columns: 1fr; gap: 14px;}
@media(min-width: 780px){ .grid{grid-template-columns: 1fr 1fr;} }
@media(min-width: 1080px){ .grid-3{grid-template-columns: 1fr 1fr 1fr;} }
.card{
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.92);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.05);
}
.card h3{margin: 0 0 8px; font-size:1.1rem; line-height:1.25;}
.meta{color: var(--muted); font-size:.95rem;}
.tagrow{display:flex; gap:8px; flex-wrap:wrap; margin-top: 10px;}
.tag{
  font-size: .85rem;
  color: #2a3646;
  border: 1px solid var(--border);
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--surface-2);
}
.search{
  width:100%;
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.92);
  color: var(--text);
  font-size: 1rem;
  outline: none;
}
.search::placeholder{color: rgba(85,96,112,0.75);}
article h1{font-size:2.05rem; margin: 18px 0 8px; line-height:1.2;}
article h2{margin: 22px 0 8px; font-size:1.35rem;}
article h3{margin: 18px 0 8px; font-size:1.12rem;}
article p{margin: 12px 0; color: var(--text);}
article ul{margin: 10px 0 16px 18px;}
article li{margin: 7px 0; color: var(--text);}
.sticky-cta{position: fixed; right: 16px; bottom: 16px; z-index: 999;}
.sticky-cta a{box-shadow: 0 16px 45px rgba(15, 23, 42, 0.18);}

footer{margin-top: 34px; border-top: 1px solid var(--border); padding: 22px 0 30px; color: var(--muted); background: rgba(255,255,255,0.72);}
.footer-grid{display:grid; grid-template-columns: 1fr; gap: 14px;}
@media(min-width: 880px){ .footer-grid{grid-template-columns: 1.2fr 1fr 1fr;} }
.small{font-size: .95rem; color: var(--muted);}
.hr{height:1px;background:var(--border);margin:14px 0;}