.challenge-page{width:100%;max-width:800px;padding:var(--spacing-xl)var(--spacing-lg)}.challenge-header{text-align:center;margin-bottom:var(--spacing-xl)}.challenge-icon{margin-bottom:var(--spacing-sm);font-size:3rem}.challenge-title{font-size:var(--font-size-3xl);color:var(--color-text-primary);margin-bottom:var(--spacing-xs);font-weight:800}.challenge-subtitle{color:var(--color-text-secondary);font-size:var(--font-size-base);max-width:500px;margin:0 auto}.challenge-progress-section{border-radius:var(--radius-lg);padding:var(--spacing-lg);margin-bottom:var(--spacing-xl);background:#0a0a0a80;border:1px solid #ffffff14}.challenge-stats{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin-bottom:var(--spacing-sm);justify-content:space-between;font-weight:600;display:flex}.challenge-progress-bar{background:#ffffff14;border-radius:4px;width:100%;height:8px;overflow:hidden}.challenge-progress-fill{background:linear-gradient(90deg,var(--color-orange-primary),#ffb800);border-radius:4px;height:100%;transition:width .5s}.challenge-completed-banner{margin-top:var(--spacing-md);padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);color:#27c93f;text-align:center;font-weight:600;font-size:var(--font-size-sm);background:#27c93f1a;border:1px solid #27c93f4d}.challenge-days{gap:var(--spacing-md);margin-bottom:var(--spacing-xl);flex-direction:column;display:flex}.challenge-day-card{border-radius:var(--radius-lg);background:#0a0a0ab3;border:1px solid #ffffff14;transition:all .3s;overflow:hidden}.challenge-day-card:hover{border-color:#ff6b354d}.challenge-day-card.completed{background:#27c93f08;border-color:#27c93f4d}.challenge-day-header{padding:var(--spacing-md)var(--spacing-lg);cursor:pointer;justify-content:space-between;align-items:center;gap:var(--spacing-md);display:flex}.challenge-day-left{align-items:center;gap:var(--spacing-md);flex:1;min-width:0;display:flex}.challenge-day-emoji{flex-shrink:0;font-size:1.5rem}.challenge-day-title{font-size:var(--font-size-base);color:var(--color-text-primary);margin:0;font-weight:700}.challenge-day-card .challenge-day-subtitle{font-size:var(--font-size-xs);color:var(--color-text-secondary);text-align:right;max-width:none;margin:2px 0 0}.challenge-day-right{align-items:center;gap:var(--spacing-sm);flex-shrink:0;display:flex}.challenge-day-duration{font-size:var(--font-size-xs);color:var(--color-text-muted)}.challenge-day-points{font-size:var(--font-size-xs);color:var(--color-orange-primary);font-weight:600}.challenge-chevron{color:var(--color-text-muted);transition:transform .3s}.challenge-chevron.rotated{transform:rotate(180deg)}.challenge-day-details{padding:0 var(--spacing-lg)var(--spacing-lg);border-top:1px solid #ffffff0d}.challenge-task,.challenge-result,.challenge-hint{margin-top:var(--spacing-md)}.challenge-task h4,.challenge-result h4,.challenge-hint h4{font-size:var(--font-size-sm);color:var(--color-text-primary);margin:0 0 var(--spacing-xs)0;font-weight:700}.challenge-task p,.challenge-result p,.challenge-hint p{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:0;line-height:1.7}.challenge-hint{border-radius:var(--radius-md);padding:var(--spacing-sm)var(--spacing-md);background:#ffb8000d;border:1px solid #ffb80026}.challenge-reward{margin-top:var(--spacing-md);padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);color:var(--color-orange-primary);background:#ff6b350d;border:1px solid #ff6b3526;justify-content:space-between;align-items:center;font-weight:600;display:flex}.challenge-day-actions{gap:var(--spacing-sm);margin-top:var(--spacing-md);display:flex}.challenge-complete-btn{padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);color:var(--color-orange-primary);font-weight:600;font-family:var(--font-primary);font-size:var(--font-size-sm);cursor:pointer;background:#ff6b3526;border:1px solid #ff6b354d;flex:1;transition:all .3s}.challenge-complete-btn:hover{background:#ff6b3540}.challenge-complete-btn.done{color:#27c93f;background:#27c93f26;border-color:#27c93f4d}.challenge-unit-link{padding:var(--spacing-sm)var(--spacing-md);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);white-space:nowrap;background:#ffffff0a;border:1px solid #ffffff1a;text-decoration:none;transition:all .3s}.challenge-unit-link:hover{color:var(--color-text-primary);border-color:#ffffff4d}.challenge-bottom-cta{text-align:center;padding:var(--spacing-lg);border-radius:var(--radius-lg);background:#0a0a0a80;border:1px solid #ffffff14}.challenge-bottom-cta p{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin:0 0 var(--spacing-md)0}.challenge-share-btn{color:#fff;border-radius:var(--radius-md);font-weight:600;font-size:var(--font-size-sm);background:#25d366;align-items:center;gap:8px;padding:10px 24px;text-decoration:none;transition:all .3s;display:inline-flex}.challenge-share-btn:hover{background:#1da851;transform:translateY(-2px)}@media (max-width:768px){.challenge-day-header{align-items:flex-start;gap:var(--spacing-sm);flex-direction:column}.challenge-day-right{justify-content:space-between;width:100%}.challenge-day-actions{flex-direction:column}.challenge-title{font-size:var(--font-size-2xl)}}@media (max-width:480px){.challenge-page{padding:var(--spacing-lg)var(--spacing-sm)}}