*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font:16px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;min-height:100vh}
.wrap{max-width:480px;margin:0 auto;padding:40px 20px calc(32px + env(safe-area-inset-bottom))}
.head{text-align:center;margin-bottom:28px}
.avatar{width:120px;height:120px;border-radius:50%;object-fit:cover;border:3px solid var(--accent);display:block;margin:0 auto 14px}
h1{font-size:1.6rem;font-weight:800;letter-spacing:-.01em}
.handle{color:var(--muted);font-size:.95rem}
.bio{margin-top:10px;font-size:1.02rem}
.links{display:flex;flex-direction:column;gap:12px}
.btn{display:flex;align-items:center;justify-content:center;position:relative;min-height:56px;padding:14px 18px;border-radius:14px;background:var(--card);border:1px solid var(--border);color:var(--text);text-decoration:none;font-weight:700;font-size:1.05rem;transition:transform .08s,background .15s,color .15s}
a.btn:hover,a.btn:focus-visible{background:var(--accent);color:var(--accent-text);outline:none}
a.btn:active{transform:scale(.98)}
.btn.disabled{opacity:.45;cursor:not-allowed;border-style:dashed}
.note{position:absolute;right:16px;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.tips{margin-top:36px;padding:20px;border-radius:18px;border:1px solid var(--border);text-align:center}
.tips h2{font-size:1.2rem;margin-bottom:4px}
.tips .links{margin-top:14px}
.muted{color:var(--muted);font-size:.95rem}
.foot{text-align:center;color:var(--muted);font-size:.8rem;margin-top:36px}