:root{--bg: #d8dde7;--surface: #ffffff;--ink: #16181d;--muted: #6b7280;--panel: #eef2f6;--card-dark: linear-gradient(160deg, #1d232b 0%, #143863 100%);--nav-dark: #191b20;--primary: #5f31ff;--primary-2: #a529ff;--blue-chip: #2f5cff;--shadow: 0 14px 40px rgba(17, 24, 39, .14);--radius: 28px}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{font-family:SF Pro Display,Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(125,153,255,.25),transparent 30%),radial-gradient(circle at bottom right,rgba(181,77,255,.18),transparent 28%),var(--bg);color:var(--ink)}button,input{font:inherit}.app-shell{display:grid;grid-template-columns:minmax(320px,420px) 430px;gap:32px;max-width:1200px;margin:0 auto;padding:40px 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