:root{--blue:#2563eb;--blue-dark:#1d4ed8;--red:#dc2626;--green:#16a34a;--border:#e5e7eb;--bg:#f9fafb;--text:#111827;--text-mid:#6b7280;--text-soft:#9ca3af;--shadow:0 1px 3px rgba(0,0,0,.08)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;border:none;cursor:pointer;font-size:14px;font-weight:500;transition:background .15s}.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:var(--blue-dark)}.btn-danger{background:var(--red);color:#fff}.btn-ghost{background:transparent;color:var(--text-mid);border:1px solid var(--border)}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}.field label{font-size:13px;font-weight:500;color:var(--text-mid)}.field input,.field select,.field textarea{padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue)}