.challenge-trust{margin:24px auto;padding:clamp(18px,4vw,36px);max-width:1180px;border-radius:28px;background:#f5f8fd;color:#082d5b}.challenge-trust>header{display:flex;justify-content:space-between;gap:24px;align-items:start}.challenge-trust h2{font-size:clamp(1.7rem,4vw,2.8rem);margin:.25rem 0}.challenge-trust small{letter-spacing:.12em;color:#e55d47;font-weight:800}.trust-badge,.sponsor strong{background:#fff0d9;color:#704400;padding:9px 13px;border-radius:999px;font-weight:800}.challenge-actions,.impact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:22px 0}.challenge-actions button,.challenge-dialog button{min-height:48px;border:0;border-radius:14px;background:#0868c9;color:white;font-weight:750}.impact-grid article,.sponsor{padding:18px;background:white;border-radius:18px}.impact-grid b{display:block;font-size:1.8rem}.challenge-dialog{width:min(620px,calc(100% - 24px));border:0;border-radius:24px}.challenge-dialog form{display:grid;gap:14px;padding:18px}.challenge-dialog label{display:grid;gap:6px;font-weight:700}.challenge-dialog input,.challenge-dialog select,.challenge-dialog textarea{padding:13px;border:1px solid #b9cbe1;border-radius:12px;font:inherit}.challenge-dialog textarea{min-height:130px}.disclosure{padding:12px;background:#fff7e9;border-left:4px solid #e28b25}[role=status][data-error=true]{color:#a32121;font-weight:700}@media(max-width:700px){.challenge-trust>header{display:block}.trust-badge{display:inline-block;margin-top:12px}.challenge-actions,.impact-grid{grid-template-columns:1fr}}