:root{color-scheme:light}body{margin:0;font-family:system-ui,Segoe UI,Roboto,sans-serif;color:#1f2937;background:#f8fafc}.wrap{max-width:880px;margin:0 auto;padding:0 16px 40px}header{display:flex;align-items:center;gap:8px;padding:14px 0;border-bottom:1px solid #e5e7eb}header .sub{color:#6b7280;font-size:13px}header .link{margin-left:auto;background:none;border:none;color:#2563eb;cursor:pointer;font-size:14px}main{padding:18px 0}footer{color:#9ca3af;font-size:12px;border-top:1px solid #e5e7eb;padding-top:12px;margin-top:24px}button{cursor:pointer;font:inherit}a{color:#2563eb;text-decoration:none}.btn{background:#2563eb;color:#fff;border:none;padding:9px 16px;border-radius:6px;font-size:14px}.btn:disabled{opacity:.55;cursor:default}input{padding:9px;border:1px solid #d1d5db;border-radius:6px;width:100%;box-sizing:border-box;font:inherit}.card{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:16px;margin-bottom:12px}.erro{color:#b91c1c;font-size:14px}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}h2,h3,h4{line-height:1.25}