.detail-page{min-height:100vh;padding:24px;position:relative}.detail-container{max-width:800px;margin:0 auto;animation:slideUp .4s ease}.toast{position:fixed;top:24px;left:50%;transform:translate(-50%);background:#1f2937;color:#fff;padding:12px 24px;border-radius:10px;font-size:14px;font-weight:500;z-index:1000;animation:fadeIn .3s ease;box-shadow:0 8px 24px #0003}.detail-nav{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}.detail-nav-left,.detail-nav-right{display:flex;align-items:center;gap:10px}.readonly-badge{display:inline-flex;align-items:center;gap:4px;padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;color:#92400e;background:#fef3c7;border:1px solid #fde68a}.readonly-banner{display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,#fffbeb,#fef3c7);border:1px solid #fde68a;border-radius:10px;padding:14px 18px;color:#92400e;font-size:14px;font-weight:500;margin-bottom:20px;animation:fadeIn .3s ease}.back-btn{padding:8px 16px;border:1.5px solid #e5e7eb;border-radius:8px;background:#fff;color:#374151;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.back-btn:hover{border-color:#6366f1;color:#6366f1;background:#f5f3ff}.detail-header{background:#fff;border-radius:16px;padding:28px 32px;margin-bottom:24px;box-shadow:0 2px 12px #0000000a;border:1px solid #e5e7eb}.detail-header h1{font-size:24px;font-weight:700;color:#1f2937;margin-bottom:16px}.detail-meta{display:flex;flex-direction:column;gap:8px}.meta-item{display:flex;align-items:center;gap:10px;font-size:14px}.meta-label{color:#6b7280;font-weight:500;min-width:60px}.meta-item code{background:#f3f4f6;padding:2px 8px;border-radius:4px;font-family:SF Mono,Fira Code,monospace;font-size:13px;color:#6366f1}.error-banner{background:#fef2f2;border:1px solid #fecaca;border-radius:10px;padding:14px 18px;color:#dc2626;font-size:14px;margin-bottom:24px;display:flex;align-items:center;gap:8px;animation:fadeIn .3s ease}.challenges-section{margin-bottom:32px}.challenges-section h2{font-size:18px;font-weight:600;color:#1f2937;margin-bottom:6px}.section-desc{color:#6b7280;font-size:14px;margin-bottom:20px}.challenges-grid{display:grid;gap:16px}.actions-section{display:flex;justify-content:center;padding:20px 0 40px}.action-btn{padding:14px 36px;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;gap:8px}.verify-btn{background:linear-gradient(135deg,#3b82f6,#6366f1);color:#fff;box-shadow:0 4px 16px #3b82f64d}.verify-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px #3b82f666}.download-btn{background:linear-gradient(135deg,#f59e0b,#ef4444);color:#fff;box-shadow:0 4px 16px #f59e0b4d}.download-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px #f59e0b66}.action-btn:disabled{opacity:.6;cursor:not-allowed;transform:none!important}.polling-hint{display:flex;align-items:center;gap:10px;color:#3b82f6;font-size:15px;font-weight:500;animation:pulse 2s ease-in-out infinite}.polling-hint .spinner{border-color:#3b82f64d;border-top-color:#3b82f6}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;gap:16px;color:#6b7280}.loading-spinner{width:40px;height:40px;border:3px solid #e5e7eb;border-top-color:#6366f1;border-radius:50%;animation:spin .8s linear infinite}@media(max-width:600px){.detail-page{padding:16px}.detail-header{padding:20px}.detail-header h1{font-size:20px}.detail-nav{flex-direction:column;gap:12px;align-items:flex-start}}