:root{
  --primary:#2563eb; --primary-dark:#1d4ed8;
  --bg:#0b1020; --card:#0b1224;
  --text:#e5e7eb; --muted:#94a3b8;
  --border:rgba(148,163,184,.18);
  --radius:14px;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --error:#ef4444;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{
  font-family:'Inter',sans-serif;
  background:
    radial-gradient(1200px 600px at 10% -10%, #1f2a68 0%, transparent 55%),
    radial-gradient(1000px 500px at 100% 0%, #3b165f 0%, transparent 55%),
    var(--bg);
  color:var(--text); line-height:1.6; min-height:100vh;
}
.container{max-width:1000px;margin:0 auto;padding:0 18px;}
header{padding:40px 0 16px;text-align:center;}
header h1{
  font-size:2.2rem;font-weight:800;margin-bottom:6px;
  background:linear-gradient(90deg,var(--primary),#7c3aed);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
header p{color:var(--muted);font-size:1rem;}
.back{display:inline-block;margin-top:8px;color:#93c5fd;text-decoration:none;font-weight:700;}

.card{
  background:rgba(255,255,255,.02);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;margin-bottom:14px;
}

.input-group{display:flex;gap:10px;}
input{
  flex:1;padding:14px 16px;border-radius:12px;
  border:1px solid var(--border);
  background:#0b1224;color:var(--text);
  font-size:16px;transition:.2s;
}
input:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(37,99,235,.15);
}
button{
  background:var(--primary);color:white;border:none;border-radius:12px;
  padding:12px 18px;font-weight:800;cursor:pointer;transition:.2s;font-size:15px;
}
button:hover{background:var(--primary-dark);}
button.ghost{
  background:transparent;border:1px solid var(--border);color:#cbd5e1;
}
button.ghost:hover{border-color:#64748b;}

.error{
  display:none;background:#2a0f14;border:1px solid rgba(239,68,68,.4);
  color:#fecaca;padding:10px 12px;border-radius:10px;margin-top:10px;
}

.loading{display:none;text-align:center;padding:12px 0;color:var(--muted);}
.spinner{
  width:36px;height:36px;border:4px solid rgba(37,99,235,.12);
  border-top-color:var(--primary);border-radius:50%;
  animation:spin 1s linear infinite;margin:0 auto 8px;
}
@keyframes spin{to{transform:rotate(360deg);} }

.result{display:none;margin-top:14px;border-top:1px solid var(--border);padding-top:14px;}

.profile-head{
  display:flex;gap:14px;align-items:center;flex-wrap:wrap;
}
.avatar{
  width:90px;height:90px;border-radius:999px;object-fit:cover;
  border:3px solid #0b1020;background:#111827;
}
.identity{display:grid;gap:3px;}
.identity .name{font-size:1.2rem;font-weight:800;}
.identity .user{color:var(--muted);font-weight:700;}
.identity .meta{font-size:.85rem;color:#a5b4fc;font-weight:700;margin-top:2px;}

.stats{
  display:grid;gap:8px;margin-top:12px;
  grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
}
.stat{
  background:var(--card);border:1px solid var(--border);
  border-radius:12px;padding:10px 12px;text-align:center;
}
.stat .num{font-weight:900;font-size:1.1rem;}
.stat .lbl{font-size:.8rem;color:var(--muted);font-weight:700;}

.bio-card{
  margin-top:12px;background:var(--card);
  border:1px solid var(--border);border-radius:12px;padding:12px;display:grid;gap:8px;
}
.bio-head{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.bio-title{font-weight:900;}
.bio-text{
  background:#0a0f1f;border:1px solid var(--border);
  border-radius:10px;padding:10px 12px;font-size:.95rem;white-space:pre-wrap;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}
.bio-text.expanded{-webkit-line-clamp:unset;overflow:visible;}

.videos{
  margin-top:12px;display:grid;gap:10px;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}
.video{
  background:var(--card);border:1px solid var(--border);
  border-radius:12px;overflow:hidden;display:grid;text-decoration:none;color:inherit;
}
.video img{
  width:100%;height:125px;object-fit:cover;background:#111827;
}
.video .vbody{padding:10px 12px;display:grid;gap:4px;}
.video .vtitle{font-weight:800;font-size:.95rem;line-height:1.3;}
.video .vmeta{font-size:.8rem;color:var(--muted);}

details{margin-top:12px;}
summary{cursor:pointer;font-weight:800;color:#93c5fd;}
pre{
  margin-top:8px;background:#0b1020;color:#e2e8f0;border-radius:12px;
  padding:12px;font-size:12px;white-space:pre-wrap;word-break:break-word;
  border:1px solid var(--border);
}

.toast{
  position:fixed;right:14px;bottom:14px;z-index:9999;
  background:#111827;color:#fff;padding:10px 12px;border-radius:10px;
  font-size:14px;opacity:0;transform:translateY(8px);transition:.2s;
}
.toast.show{opacity:1;transform:translateY(0);}

@media(max-width:768px){
  .input-group{flex-direction:column;}
  button{width:100%;}
}