:root{--navy: #0f2a44;--teal: #0f9d8a;--red: #b42318;--ink: #1f2937;--muted: #6b7280;--line: #e5e7eb;--bg: #f6f8fa;--card: #ffffff}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.page{min-height:100vh;display:flex;flex-direction:column}.masthead{display:flex;align-items:center;gap:14px;padding:18px 24px;background:var(--card);border-bottom:1px solid var(--line)}.masthead h1{font-size:18px;margin:0;color:var(--navy);font-weight:600}.logo{height:30px;width:auto}.main{width:100%;max-width:680px;margin:0 auto;padding:24px 16px 40px;display:flex;flex-direction:column;gap:16px}.intro p{margin:0 0 8px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 22px}.card h2{margin:0 0 10px;font-size:18px;color:var(--navy)}.ref{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#eef2f7;padding:1px 6px;border-radius:6px}.title{font-size:15px;margin:0 0 8px}.muted{color:var(--muted)}.small{font-size:13px}.warn{color:#92400e}.error{color:var(--red);margin:8px 0}.field{display:flex;flex-direction:column;gap:6px;margin:14px 0}.field>span{font-size:13px;font-weight:600;color:var(--navy)}.field input,.field textarea{font:inherit;padding:8px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;color:var(--ink)}.field textarea{resize:vertical}.field input:focus,.field textarea:focus{outline:2px solid rgba(15,157,138,.35);border-color:var(--teal)}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.btn{font:inherit;font-weight:600;padding:10px 18px;border-radius:8px;border:1px solid transparent;cursor:pointer}.btn:disabled{opacity:.6;cursor:default}.btn.approve{background:var(--teal);color:#fff}.btn.approve.armed{background:#0b7f70;outline:3px solid rgba(15,157,138,.3)}.btn.reject{background:#fff;color:var(--red);border-color:var(--red)}.btn.reject.armed{background:var(--red);color:#fff;outline:3px solid rgba(180,35,24,.25)}.btn.plain{background:transparent;color:var(--muted)}.footer{text-align:center;color:var(--muted);font-size:12px;padding:16px}