:root{color-scheme:light;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;color:#111827;background:#f9fafb}*{box-sizing:border-box}body{margin:0;min-height:100vh}main{max-width:960px;margin:0 auto;padding:2rem 1.5rem}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:1.5rem;box-shadow:0 1px 2px rgb(0 0 0/5%)}h1,h2{margin-top:0}.button,button{display:inline-block;border:none;border-radius:8px;padding:.65rem 1rem;background:#2563eb;color:#fff;font-weight:600;text-decoration:none;cursor:pointer}.button.secondary,button.secondary{background:#e5e7eb;color:#111827}.muted{color:#6b7280}label{display:flex;flex-direction:column;gap:.35rem}.input{width:100%;border:1px solid #d1d5db;border-radius:8px;padding:.65rem .75rem;font:inherit}.input:focus{outline:2px solid #93c5fd;border-color:#2563eb}.stack{flex-direction:column;gap:1rem}.row,.stack{display:flex}.row{gap:.75rem;flex-wrap:wrap}.campaign-list{list-style:none;padding:0;margin:0}.campaign-list li{padding:.65rem 0;border-bottom:1px solid #e5e7eb}.campaign-list li:last-child{border-bottom:none}.campaign-list a{color:#2563eb;font-weight:600;text-decoration:none}.campaign-list a:hover{text-decoration:underline}.chip-list{display:flex;flex-wrap:wrap;gap:.5rem;margin:.5rem 0 0;padding:0;list-style:none}.chip{display:inline-block;padding:.25rem .6rem;border-radius:999px;background:#eff6ff;color:#1e40af;font-size:.875rem}.chip.muted-chip{background:#f3f4f6;color:#374151}.data-table{width:100%;border-collapse:collapse;font-size:.9375rem}.data-table td,.data-table th{text-align:left;padding:.65rem .5rem;border-bottom:1px solid #e5e7eb;vertical-align:top}.data-table th{color:#6b7280;font-weight:600}.alert{padding:.75rem 1rem;border-radius:8px;margin:1rem 0}.alert.success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.alert.error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}