:root{--bg:#0f172a;--fg:#f8fafc;--muted:#94a3b8;--card:#1e293b;--border:#334155;--accent:#3b82f6;--accent-fg:#fff;--danger:#ef4444;--success:#22c55e}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:720px;margin:0 auto;padding:2rem 1rem}.nav{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border)}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;padding:1.5rem;margin:1rem 0}h1,h2,h3{margin:0 0 1rem}label{display:block;margin:.75rem 0 .25rem;font-size:.875rem;color:var(--muted)}input[type=email],input[type=password],input[type=text]{width:100%;padding:.6rem .75rem;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--fg);font-size:1rem}.btn,button{display:inline-block;padding:.6rem 1rem;border:1px solid var(--accent);background:var(--accent);color:var(--accent-fg);border-radius:6px;font-size:1rem;cursor:pointer;text-decoration:none}.btn:hover,button:hover{opacity:.9;text-decoration:none}.btn.secondary,button.secondary{background:transparent;color:var(--fg);border-color:var(--border)}.token{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:.5rem .75rem;word-break:break-all;font-size:.875rem}.error{color:var(--danger)}.error,.success{margin:.5rem 0;font-size:.875rem}.success{color:var(--success)}.muted{color:var(--muted);font-size:.875rem}.progress{width:100%;height:8px;background:var(--bg);border:1px solid var(--border);border-radius:4px;overflow:hidden}.progress>div{height:100%;background:var(--accent)}.kv{display:grid;grid-template-columns:160px 1fr;grid-gap:.5rem 1rem;gap:.5rem 1rem;align-items:start;margin:.5rem 0}.kv .k{color:var(--muted);font-size:.875rem}.row{display:flex;gap:.5rem;align-items:center}