.activity-choice{position:fixed;bottom:12px;left:12px;z-index:10000;max-width:min(440px,calc(100vw - 24px));padding:12px;background:#f7f8ef;color:#193d35;border:1px solid #96ad93;border-radius:10px;box-shadow:0 3px 20px #0002;font:13px/1.4 sans-serif}.activity-choice span{display:block;margin-bottom:8px}.activity-choice button{min-height:44px;margin-right:8px;padding:8px 14px;border:1px solid #96ad93;border-radius:6px;cursor:pointer}.activity-notice{padding:18px;margin:20px 0;border:1px solid #96ad93}.activity-notice input{margin-right:8px}
.start-region-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}.start-region-grid button{display:flex;flex-direction:column;gap:8px;text-align:left;min-height:115px;padding:18px!important;border:1px solid #afbea9!important;border-left:5px solid var(--region-color)!important;border-radius:8px;background:#f4f8ef!important;color:#173a35!important}.start-region-grid strong{font-size:18px}.start-region-grid span{font-size:14px;line-height:1.5}.region-start-button{width:100%;min-height:44px;padding:10px;margin:4px 0;border:1px solid #afbea9;border-radius:6px;background:#f4f8ef;color:#173a35;cursor:pointer}.brand i{font-size:.75em}@media(max-width:550px){.start-region-grid{grid-template-columns:1fr;gap:8px}.start-region-grid button{min-height:80px;padding:12px!important}.brand{font-size:13px}}
.challenge-leaderboard{list-style:none;margin:10px 0;padding:0;border:1px solid #c8d1c2;border-radius:6px;overflow:hidden}.challenge-leaderboard li{display:flex;justify-content:space-between;gap:16px;padding:10px 12px;border-bottom:1px solid #d8ded3}.challenge-leaderboard li:last-child{border-bottom:0}.challenge-leaderboard span{font-family:var(--mono)}