:root{
  --bg:#0b1220;
  --card:#0f1a30;
  --text:#e8eefc;
  --muted:#a9b7d6;
  --line:rgba(255,255,255,.10);
  --accent:#084d44;
  --accent2:#52827c;
  --shadow: 0 18px 50px rgba(0,0,0,.35);
  --radius: 18px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 10% 10%, rgba(8,77,68,.35), transparent 55%),
    radial-gradient(900px 500px at 90% 20%, rgba(82,130,124,.18), transparent 60%),
    radial-gradient(900px 650px at 50% 90%, rgba(80,120,255,.10), transparent 60%),
    var(--bg);
}
a{color:inherit}
.wrap{max-width:1100px;margin:0 auto;padding:28px 20px 56px}
header{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.mark{
  width:42px;height:42px;border-radius:14px;
  background:linear-gradient(135deg, rgba(15,122,90,1), rgba(102,227,191,1));
  box-shadow: var(--shadow);
}
.brand b{font-size:15px;letter-spacing:.2px}
.brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
nav{display:flex;gap:16px;flex-wrap:wrap}
nav a{font-size:13px;color:var(--muted);text-decoration:none}
nav a:hover{color:var(--text)}
.card{
  border:1px solid var(--line);
  background: rgba(15,26,48,.45);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:20px;
}
h1{margin:0 0 10px;font-size:42px;line-height:1.05;letter-spacing:-.8px}
@media (max-width: 520px){h1{font-size:34px}}
.lead{margin:0 0 16px;color:var(--muted);font-size:15.5px;line-height:1.55;max-width:62ch}
.btnrow{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:14px;text-decoration:none;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
}
.btn:hover{border-color: rgba(255,255,255,.22)}
.btn.primary{
  background: linear-gradient(135deg, rgba(15,122,90,1), rgba(102,227,191,1));
  border-color: transparent;
  color:#04110c;
  font-weight:650;
}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
@media (max-width: 900px){.grid{grid-template-columns:1fr}}
.small{color:var(--muted);font-size:13.5px;line-height:1.6;margin:0}
footer{
  margin-top:34px;border-top:1px solid var(--line);
  padding-top:16px;color:var(--muted);font-size:12.5px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap
}
.mark{
  width:42px;height:42px;border-radius:14px;
  overflow:hidden;
  box-shadow: var(--shadow);
  background: linear-gradient(135deg, var(--accent), var(--accent2)); /* fallback */
}
.logo{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}