*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f0f4f9;--surface:#ffffff;--border:#d1d9e6;--text:#0f1e3c;--muted:#6b7a99;--accent:#1a3a6e;--accent-hover:#1e4d9b;--success:#16a34a;--error:#dc2626;--warning:#d97706;--shadow-sm:0 1px 3px rgba(15,30,80,0.07),0 1px 2px rgba(15,30,80,0.04);--font-mono:"Berkeley Mono","Fira Code","JetBrains Mono",Consolas,monospace;--font-sans:system-ui,-apple-system,sans-serif;--radius:8px}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:14px;line-height:1.6;min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}button{cursor:pointer;border:none;border-radius:var(--radius);transition:background .15s}button,input,select,textarea{font-size:14px;font-family:inherit}input,select,textarea{background:#f0f3f8;border:1px solid var(--border);border-radius:var(--radius);color:var(--text);padding:8px 12px;width:100%;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}label{color:var(--muted);display:block;font-size:12px;font-weight:500;letter-spacing:.05em;margin-bottom:4px;text-transform:uppercase}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.skeleton{animation:shimmer 1.4s ease-in-out infinite;background:linear-gradient(90deg,#e8edf5 25%,#f4f6fa 50%,#e8edf5 75%);background-size:800px 100%;border-radius:var(--radius)}