:root{
  --primary:#7ED85C;
  --ink:#0F172A;
  --muted:#475569;
  --bg:#F7FAF9;
  --card:#FFFFFF;
  --line:#E6EAE8;
  --accent:#22D3EE;
  --accent2:#3B82F6;
  --shadow:0 12px 40px rgba(15, 23, 42, .08);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0B1020;
    --card:#0F172A;
    --ink:#E5E7EB;
    --muted:#94A3B8;
    --line:#1E293B;
    --accent:#67E8F9;
    --accent2:#60A5FA;
    --shadow:0 16px 50px rgba(0,0,0,.35);
  }
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 90% -10%, rgba(34,211,238,.08), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(126,216,92,.10), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg));
  color:var(--ink);
  font: 16px/1.65 ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  display:flex; align-items:center; justify-content:center; padding:28px;
}
body::before{
  content:"";
  position:fixed; inset:0;
  background-image:
    linear-gradient(to right, rgba(15,23,42,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15,23,42,.05) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events:none;
  mask: linear-gradient(180deg, rgba(0,0,0,.75), transparent 60%);
}
.card{
  position:relative;
  width:min(860px, 94vw);
  background:linear-gradient(180deg, var(--card), var(--card));
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow);
  padding: clamp(22px, 4.5vw, 56px);
  overflow:hidden;
}
.card::before, .card::after{
  content:"";
  position:absolute;
  width:200px; height:200px;
  border-radius:24px;
  filter: blur(28px);
  opacity:.25;
  pointer-events:none;
}
.card::before{
  top:-60px; right:-60px;
  background: radial-gradient(circle at 30% 30%, var(--primary), transparent 60%);
}
.card::after{
  bottom:-60px; left:-60px;
  background: radial-gradient(circle at 70% 70%, var(--accent), transparent 60%);
}
.header{display:flex; gap:24px; align-items:center; margin-bottom:18px; flex-wrap:wrap}
.logo{
  flex:0 0 auto; width:64px; height:64px; border-radius:16px;
  border:1px solid var(--line); display:grid; place-items:center; overflow:hidden;
  background: radial-gradient(100% 100% at 0% 0%, rgba(126,216,92,.18), transparent 60%);
}
.title{flex:1; min-width:260px}
h1{margin:0; font-size:clamp(26px, 3.4vw, 40px); letter-spacing:.2px}
.subtitle{margin-top:6px; color:var(--muted); font-size:clamp(14px,2vw,16px)}
.ribbon{
  display:inline-block;
  margin-top:12px;
  background: linear-gradient(90deg, var(--primary), #9BEF7F 60%);
  color:#0a1a0a;
  padding:6px 10px;
  border-radius:999px;
  font-weight:700;
  font-size:13px;
  box-shadow: 0 6px 20px rgba(126,216,92,.25);
}
.hr{height:1px; background:linear-gradient(90deg, transparent, var(--line), transparent); margin:22px 0 26px}
.bio{font-size:clamp(15px,2.1vw,17px); margin-bottom:22px}
.bio p{margin:0 0 12px 0}
.tags{display:flex; flex-wrap:wrap; gap:10px; margin-bottom:10px}
.tag{
  position:relative;
  padding:8px 12px;
  border-radius:999px;
  font-size:13px;
  color:var(--muted);
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.6));
}
@media (prefers-color-scheme: dark){
  .tag{background: linear-gradient(180deg, rgba(15,23,42,.7), rgba(15,23,42,.4));}
}
.actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:14px}
.button{
  appearance:none; border:1px solid var(--line); background:transparent; color:var(--ink);
  padding:12px 16px; border-radius:12px; font-weight:700; letter-spacing:.2px;
  text-decoration:none; display:inline-flex; align-items:center; gap:10px;
  transition: transform .08s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
  box-shadow: 0 2px 0 rgba(15,23,42,.06);
}
.button:hover{transform: translateY(-1px); border-color: var(--accent2); box-shadow: 0 8px 24px rgba(59,130,246,.18)}
.button.primary{
  background: linear-gradient(180deg, var(--primary), #66CC43);
  color:#051706; border-color: rgba(5,23,6,.08);
  box-shadow: 0 10px 24px rgba(126,216,92,.30);
}
.button.primary:hover{box-shadow:0 14px 34px rgba(126,216,92,.38)}
.footer{margin-top:30px; display:flex; gap:12px; justify-content:space-between; align-items:center; color:var(--muted); font-size:13px; flex-wrap:wrap}
.social{display:flex; gap:10px; flex-wrap:wrap}
.icon{width:18px; height:18px; display:inline-block; vertical-align:-3px}
.small{font-size:12px; color:var(--muted)}
a{color:inherit}
a.link{color:var(--accent2); text-decoration:none; font-weight:600}
a.link:hover{text-decoration:underline}
.under{background:linear-gradient(120deg, rgba(34,211,238,.0) 0, rgba(34,211,238,.25) 40%, rgba(126,216,92,.25) 100%) no-repeat 0 100%/100% .28em; padding-bottom:.1em;}