:root{--ink: #1a1a1a;--muted: #6f6f6f;--faint: #9a9a9a;--line: #d9d9d9;--bg-soft: #fafafa;--danger: #b42318}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{font:13px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.muted{color:var(--muted)}.faint{color:var(--faint)}h1{margin:0;font-size:16px;font-weight:600}input,select,button{font:inherit;color:inherit}input[type=text],input[type=email],input[type=password],select{height:34px;padding:0 8px;border:1px solid #c9c9c9;border-radius:3px;background:#fff}input::placeholder{color:var(--faint)}input:focus,select:focus{outline:none;border-color:var(--ink)}button.btn{height:34px;padding:0 10px;border:1px solid #c9c9c9;border-radius:3px;background:#fff;cursor:pointer}button.btn:hover{background:var(--bg-soft)}button.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}button.btn:disabled{opacity:.5;cursor:default}button.link{border:0;background:none;padding:0;color:var(--muted);cursor:pointer;font-size:inherit}button.link:hover{color:var(--ink);text-decoration:underline}.error{color:var(--danger);font-size:12.5px}.login{max-width:320px;margin:120px auto 0;padding:0 16px;display:flex;flex-direction:column;gap:20px}.login form{display:flex;flex-direction:column;gap:12px}.login label{display:flex;flex-direction:column;gap:4px;font-size:12.5px}.login p{margin:0;font-size:12.5px}.codes{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;padding:10px 12px;border:1px solid var(--line);border-radius:3px;background:var(--bg-soft);margin:0}.rules{list-style:none;margin:-4px 0 0;padding:0;font-size:12.5px;color:var(--muted)}.rules li.ok{color:var(--ink)}