.task-card {
            background: white;
            border-radius: 24px;
            padding: 20px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            position: relative;
            min-height: 180px;
            border: 2px solid rgba(255, 255, 255, 0.4);
        }

        .task-card:hover {
            transform: translateY(-6px) scale(1.02);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
            border-color: rgba(255, 255, 255, 0.6);
        }

        .task-card:active {
            transform: translateY(-2px) scale(0.98);
            transition: all 0.1s ease-out;
        }

        .task-card.completed {
            background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
            animation: completeFlip 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes completeFlip {
            0% {
                transform: scale(1) rotateY(0deg);
            }
            50% {
                transform: scale(1.05) rotateY(10deg);
            }
            100% {
                transform: scale(1) rotateY(0deg);
            }
        }

        .task-icon {
            font-size: 60px;
            margin-bottom: 15px;
        }

        .task-visual-container {
            position: relative;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
        }

        .task-card-image {
            width: 100%;
            height: 120px;
            object-fit: cover;
            border-radius: 12px;
            border: 1px solid #e9ecef;
        }

        .task-title {
            font-size: 16px;
            font-weight: 600;
            color: #333;
            text-align: center;
            margin-bottom: 5px;
        }

        .task-subtitle {
            font-size: 13px;
            color: #666;
            text-align: center;
        }

        .completion-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            width: 32px;
            height: 32px;
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 18px;
            opacity: 0;
            transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
            transform: scale(0.6);
            box-shadow: 0 2px 8px rgba(245, 87, 108, 0.3);
        }

        .task-card.completed .completion-badge {
            opacity: 1;
            transform: scale(1);
            animation: badgePop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes badgePop {
            0% { transform: scale(0); opacity: 0; }
            50% { transform: scale(1.15); }
            100% { transform: scale(1); opacity: 1; }
        }

        .add-task-card {
            background: rgba(255, 255, 255, 0.5);
            border: 2px dashed rgba(255, 255, 255, 0.8);
            cursor: pointer;
        }

        .add-task-card:hover {
            background: rgba(255, 255, 255, 0.7);
        }

        .poster-card {
            background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
            border: 2px solid #f5a078;
        }

        .poster-card.completed {
            background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
        }

        .poster-card:not(.completed) {
            opacity: 0.6;
        }

        .poster-card .poster-thumbnail {
            width: 100%;
            height: 120px;
            object-fit: cover;
            object-position: top;
            border-radius: 12px;
        }

        .poster-publish-btn {
            display: block;
            width: 100%;
            margin-top: 10px;
            padding: 8px 12px;
            border: none;
            border-radius: 20px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
        }

        .poster-publish-btn:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
        }

        .poster-publish-btn:active {
            transform: translateY(0);
        }

        .poster-publish-btn:disabled {
            cursor: not-allowed;
            opacity: 0.7;
        }

        .poster-publish-btn.published {
            background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
            cursor: default;
        }

        .progress-container {
            width: 100%;
            max-width: 800px;
            margin-bottom: 20px;
            text-align: center;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 16px;
            padding: 16px 20px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        }

        .progress-text {
            font-size: 16px;
            font-weight: 600;
            color: #333;
            margin-bottom: 12px;
        }

        .progress-stars {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .progress-star {
            font-size: 28px;
            transition: all 0.3s ease;
            filter: grayscale(100%) opacity(0.3);
        }

        .progress-star.completed {
            filter: none;
            animation: starPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes starPop {
            0% { transform: scale(0.5); }
            50% { transform: scale(1.3); }
            100% { transform: scale(1); }
        }

        .progress-bar {
            width: 100%;
            height: 14px;
            background: #e5e7eb;
            border-radius: 7px;
            overflow: hidden;
        }

        /* Task completion notification/toast */
        .task-completion-toast {
            position: fixed;
            top: 60px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            padding: 14px 24px;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(40, 167, 69, 0.3);
            font-weight: 600;
            z-index: 1500;
            opacity: 0;
            animation: toastSlideDown 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
            pointer-events: auto;
            max-width: 90%;
        }

        @keyframes toastSlideDown {
            from {
                opacity: 0;
                transform: translateX(-50%) translateY(-20px);
            }
            to {
                opacity: 1;
                transform: translateX(-50%) translateY(0);
            }
        }

        @keyframes toastSlideUp {
            from {
                opacity: 1;
                transform: translateX(-50%) translateY(0);
            }
            to {
                opacity: 0;
                transform: translateX(-50%) translateY(-20px);
            }
        }

        .task-completion-toast.fade-out {
            animation: toastSlideUp 0.3s ease-out forwards;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, #f093fb 0%, #f5576c 100%);
            border-radius: 6px;
            transition: width 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
            position: relative;
            overflow: hidden;
        }

        .progress-fill::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
            animation: shimmer 2s infinite;
        }

        @keyframes shimmer {
            0% { left: -100%; }
            100% { left: 100%; }
        }

        /* Modal styles */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            align-items: center;
            justify-content: center;
        }

        .modal.show {
            display: flex;
        }

        .modal-content {
            background: white;
            border-radius: 20px;
            padding: 16px 20px;
            max-width: 500px;
            width: 92%;
            max-height: 90vh;
            overflow-y: auto;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
            animation: slideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 12px;
        }

        .modal-title {
            font-size: 20px;
            font-weight: bold;
            color: #333;
        }

        .close-button {
            font-size: 24px;
            color: #999;
            cursor: pointer;
            border: none;
            background: transparent;
            padding: 6px;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            transition: all 0.2s ease;
            margin-right: -6px;
        }

        .close-button:hover {
            background: #f0f0f0;
            color: #333;
            transform: scale(1.1);
        }

        .close-button:active {
            transform: scale(0.95);
        }

        /* Mobile Menu Styles */
        .mobile-menu-content {
            max-width: 90vw;
            width: 360px;
        }

        /* Grid layout for menu items - compact cards that fit in one screen */
        .mobile-menu-items {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            padding: 8px 0;
        }

        .mobile-menu-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 16px 8px;
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: center;
            min-height: 80px;
        }

        .mobile-menu-item:hover {
            background: linear-gradient(135deg, #e0f2fe 0%, #dbeafe 100%);
            border-color: var(--checkin-primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(13, 148, 136, 0.15);
        }

        .mobile-menu-item:active {
            transform: scale(0.95);
        }

        .mobile-menu-item .menu-icon {
            font-size: 28px;
            line-height: 1;
        }

        .mobile-menu-item .menu-text {
            font-size: 12px;
            color: #334155;
            font-weight: 600;
            line-height: 1.2;
        }
        
        /* Responsive: 2 columns on very narrow screens */
        @media (max-width: 320px) {
            .mobile-menu-items {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        .task-detail-icon {
            font-size: 48px;
            text-align: center;
            margin: 8px 0;
        }

        .task-detail-title {
            font-size: 17px;
            font-weight: bold;
            color: #333;
            margin-bottom: 8px;
            text-align: center;
        }

        .task-detail-description {
            font-size: 14px;
            color: #666;
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .task-image {
            width: 100%;
            max-height: 150px;
            object-fit: cover;
            border-radius: 10px;
            margin-bottom: 12px;
        }

        /* Larger image when icon is hidden */
        .task-image.expanded {
            max-height: 220px;
        }

        .action-buttons {
            display: flex;
            gap: 10px;
            margin-top: 12px;
            position: sticky;
            bottom: 0;
            background: white;
            padding: 8px 0;
        }

        .button {
            flex: 1;
            padding: 12px;
            border: none;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
            touch-action: manipulation;
            min-height: 44px;
        }

        .button-primary {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
        }

        .button-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
        }

        .button-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
        }

        .button-secondary {
            background: #f0f0f0;
            color: #333;
            border: 2px solid #e0e0e0;
        }

        .button-secondary:hover {
            background: #e8e8e8;
            border-color: #d0d0d0;
            transform: translateY(-2px);
        }

        .button-secondary:active {
            transform: translateY(0);
        }

        /* Loading state */
        .loading {
            text-align: center;
            color: white;
            font-size: 18px;
            padding: 40px;
        }

        /* Fireworks celebration */
        .fireworks-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 9999;
        }

        @media (max-width: 768px) {
            .task-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .title {
                font-size: 28px;
            }
        }

        /* Photo capture styles */
        .photo-section {
            margin: 10px 0;
            padding: 12px;
            background: #f8f9fa;
            border-radius: 10px;
        }

        .photo-label {
            font-size: 14px;
            font-weight: 600;
            color: #333;
            margin-bottom: 8px;
            display: block;
        }

        .photo-input-wrapper {
            position: relative;
        }

        .photo-upload-label {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            padding: 14px;
            font-size: 15px;
            font-weight: 600;
            color: #667eea;
            border: 2px dashed #667eea;
            border-radius: 10px;
            background-color: #f0f0ff;
            cursor: pointer;
            margin-bottom: 8px;
            transition: all 0.2s;
        }

        .photo-upload-label:hover {
            background-color: #e8e8ff;
            border-color: #5a6fd6;
        }

        .photo-upload-label:active {
            transform: scale(0.98);
        }

        .photo-input {
            position: absolute;
            width: 1px;
            height: 1px;
            opacity: 0;
            overflow: hidden;
        }

        .photo-preview {
            margin-top: 8px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .photo-preview img {
            width: 80px;
            height: 80px;
            object-fit: cover;
            border-radius: 8px;
            border: 2px solid #e9ecef;
        }

        .retake-button {
            margin-top: 8px;
            padding: 8px 16px;
            background: #f0f0f0;
            color: #333;
            border: none;
            border-radius: 8px;
            font-size: 13px;
            cursor: pointer;
        }

        /* Completion celebration styles */
        .completion-celebration {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #a8d8ea 0%, #7fc8dc 50%, #5ab4d1 100%);
            z-index: 2000;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
            opacity: 0;
            transform: scale(0.8);
            transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
            backdrop-filter: blur(4px);
        }

        .completion-celebration.show {
            display: flex;
            animation: celebrationEnter 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
        }

        @keyframes celebrationEnter {
            0% {
                opacity: 0;
                transform: scale(0.8);
            }
            100% {
                opacity: 1;
                transform: scale(1);
            }
        }

        .celebration-close-button {
            position: absolute;
            top: 20px;
            right: 20px;
            background: rgba(255, 255, 255, 0.9);
            border: none;
            border-radius: 50%;
            width: 44px;
            height: 44px;
            font-size: 32px;
            color: #333;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            z-index: 2001;
        }

        .celebration-close-button:hover {
            background: white;
            transform: scale(1.1);
        }

        .celebration-close-button:active {
            transform: scale(0.95);
        }

        .completion-title {
            font-size: 32px;
            font-weight: bold;
            color: white;
            margin-bottom: 20px;
            text-align: center;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
            animation: titleBounce 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.3s both, glowPulse 2s ease-in-out 1s infinite;
        }

        @keyframes titleBounce {
            0% {
                opacity: 0;
                transform: translateY(-50px) scale(0.5);
            }
            50% {
                transform: translateY(10px) scale(1.1);
            }
            100% {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        @keyframes glowPulse {
            0%, 100% {
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2),
                             0 0 20px rgba(255, 255, 255, 0.3),
                             0 0 30px rgba(255, 255, 255, 0.2);
            }
            50% {
                text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2),
                             0 0 30px rgba(255, 255, 255, 0.6),
                             0 0 40px rgba(255, 255, 255, 0.4),
                             0 0 50px rgba(255, 107, 157, 0.3);
            }
        }

        .poster-container {
            background: white;
            border-radius: 20px;
            padding: 20px;
            max-width: 500px;
            width: 100%;
            margin-bottom: 20px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
            animation: posterSlideUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.5s both;
        }

        @keyframes posterSlideUp {
            0% {
                opacity: 0;
                transform: translateY(100px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .poster-preview {
            width: 100%;
            border-radius: 12px;
            overflow: hidden;
        }

        .poster-canvas {
            display: none;
        }

        .poster-hint {
            max-width: 500px;
            width: 100%;
            text-align: center;
            color: rgba(255, 255, 255, 0.95);
            font-size: 16px;
            font-weight: 500;
            margin-top: 15px;
            padding: 12px 20px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 12px;
        }

        .poster-actions {
            display: flex;
            gap: 12px;
            margin-top: 20px;
            flex-wrap: wrap;
            justify-content: center;
            max-width: 500px;
            width: 100%;
        }

        .poster-action-button {
            background: white;
            color: #2c5aa0;
            border: none;
            padding: 12px 24px;
            border-radius: 16px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
            display: flex;
            align-items: center;
            gap: 8px;
            touch-action: manipulation;
        }

        .poster-action-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
        }

        .poster-action-button:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        .poster-action-button:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        .poster-action-button.delete-button {
            background: #ff4444;
            color: white;
            box-shadow: 0 4px 16px rgba(255, 68, 68, 0.3);
        }

        .poster-action-button.delete-button:hover {
            box-shadow: 0 8px 24px rgba(255, 68, 68, 0.4);
        }

        .poster-action-button.published {
            background: #4caf50;
            color: white;
            box-shadow: 0 4px 16px rgba(76, 175, 80, 0.3);
            animation: buttonsSlideUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.7s both;
        }

        .poster-action-button.published:hover {
            box-shadow: 0 8px 24px rgba(76, 175, 80, 0.4);
        }

        .poster-action-button .reward-hint {
            background: linear-gradient(45deg, #ffd700, #ffed4e);
            color: #333;
            padding: 4px 8px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: bold;
            margin-left: 8px;
            box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.05);
            }
        }

        @keyframes buttonsSlideUp {
            0% {
                opacity: 0;
                transform: translateY(50px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Mobile responsive styles for poster modal */
        @media (max-width: 768px) {
            .completion-celebration {
                justify-content: flex-start;
                overflow-y: auto;
                -webkit-overflow-scrolling: touch;
                padding: 80px 15px 20px 15px;
            }
            
            .completion-title {
                font-size: 24px;
                margin-bottom: 15px;
                position: sticky;
                top: 0;
                background: linear-gradient(135deg, #a8d8ea 0%, #7fc8dc 50%, #5ab4d1 100%);
                padding: 10px 0;
                z-index: 1;
            }
            
            .poster-container {
                max-width: 100%;
                padding: 15px;
                margin-bottom: 15px;
            }
            
            .poster-hint {
                font-size: 14px;
                padding: 10px 15px;
                margin-top: 10px;
            }
            
            .poster-actions {
                margin-top: 15px;
                padding-bottom: 20px;
                gap: 10px;
            }
            
            .poster-action-button {
                padding: 10px 20px;
                font-size: 14px;
                flex: 1 1 auto;
                min-width: 120px;
            }
            
            .celebration-close-button {
                top: 10px;
                right: 10px;
                width: 40px;
                height: 40px;
                font-size: 28px;
            }
        }

        @media (max-width: 480px) {
            .completion-celebration {
                padding: 70px 10px 15px 10px;
            }
            
            .completion-title {
                font-size: 20px;
                margin-bottom: 10px;
            }
            
            .poster-container {
                padding: 10px;
                border-radius: 15px;
            }
            
            .poster-action-button {
                padding: 8px 16px;
                font-size: 13px;
                min-width: 100px;
            }
        }

        /* Confetti particles */
        .confetti {
            position: fixed;
            width: 10px;
            height: 10px;
            background: #f0f;
            animation: confetti-fall 3s linear forwards;
            z-index: 1999;
        }

        @keyframes confetti-fall {
            0% {
                transform: translateY(-100vh) rotate(0deg);
                opacity: 1;
            }
            100% {
                transform: translateY(100vh) rotate(720deg);
                opacity: 0;
            }
        }

        /* Floating celebration emojis */
        .celebration-emoji {
            position: fixed;
            font-size: 40px;
            animation: emojiFloat 4s ease-in-out forwards;
            z-index: 1999;
            pointer-events: none;
        }

        @keyframes emojiFloat {
            0% {
                opacity: 0;
                transform: translateY(100vh) scale(0.5) rotate(0deg);
            }
            20% {
                opacity: 1;
            }
            80% {
                opacity: 1;
            }
            100% {
                opacity: 0;
                transform: translateY(-20vh) scale(1.2) rotate(360deg);
            }
        }

        /* Celebration overlay for fireworks */
        .celebration-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1998;
        }

        /* Edit mode styles */
        .edit-mode-indicator {
            position: fixed;
            top: 10px;
            left: 50%;
            transform: translateX(-50%);
            background: #f5576c;
            color: white;
            padding: 10px 20px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: bold;
            z-index: 1001;
            display: none;
        }

        .edit-mode-indicator.show {
            display: block;
        }

        /* Settings Modal Styles */
        .settings-section {
            background: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 15px;
        }

        .settings-section h3 {
            margin: 0 0 15px 0;
            color: #495057;
            font-size: 1.1em;
            font-weight: 600;
        }

        .settings-item {
            display: flex;
            flex-direction: column;
            padding: 12px 0;
            border-bottom: 1px solid #e9ecef;
        }

        .settings-item:last-child {
            border-bottom: none;
        }

        .settings-label {
            font-weight: 600;
            color: #495057;
            margin-bottom: 8px;
        }

        .settings-value {
            color: #764ba2;
            font-weight: 500;
        }

        .settings-input-group {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .settings-input {
            flex: 1;
            padding: 10px 15px;
            border: 2px solid #e9ecef;
            border-radius: 8px;
            font-size: 16px;
            transition: border-color 0.2s ease;
        }

        .settings-input:focus {
            outline: none;
            border-color: #764ba2;
        }

        .settings-input::placeholder {
            color: #adb5bd;
        }

        .settings-hint {
            font-size: 12px;
            color: #6c757d;
            margin-top: 5px;
        }

        .settings-content {
            max-width: 600px;
        }

        /* Settings toggle switch */
        .settings-toggle {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .toggle-switch {
            position: relative;
            width: 52px;
            height: 28px;
            flex-shrink: 0;
        }

        .toggle-switch input {
            opacity: 0;
            width: 0;
            height: 0;
        }

        .toggle-slider {
            position: absolute;
            cursor: pointer;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: #ccc;
            border-radius: 28px;
            transition: 0.3s;
        }

        .toggle-slider:before {
            position: absolute;
            content: "";
            height: 22px;
            width: 22px;
            left: 3px;
            bottom: 3px;
            background-color: white;
            border-radius: 50%;
            transition: 0.3s;
        }

        .toggle-switch input:checked + .toggle-slider {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }

        .toggle-switch input:checked + .toggle-slider:before {
            transform: translateX(24px);
        }

        /* Puzzle Game Styles */
        .puzzle-game-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #a8d8ea 0%, #7fc8dc 50%, #5ab4d1 100%);
            z-index: 3000;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .puzzle-game-overlay.show {
            display: flex;
        }

        .puzzle-header {
            text-align: center;
            margin-bottom: 20px;
        }

        .puzzle-title {
            font-size: 28px;
            font-weight: bold;
            color: white;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
            margin-bottom: 10px;
        }

        .puzzle-moves {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
        }

        .puzzle-container {
            background: white;
            border-radius: 16px;
            padding: 15px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }

        .puzzle-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 4px;
            width: 280px;
            height: 280px;
        }

        .puzzle-grid.size-3 {
            grid-template-columns: repeat(3, 1fr);
            width: 360px;
            height: 360px;
        }

        .puzzle-tile {
            width: 100%;
            height: 100%;
            background-size: 280px 280px;
            border-radius: 8px;
            cursor: pointer;
            transition: transform 0.15s ease;
            border: 2px solid #e9ecef;
        }

        .puzzle-grid.size-3 .puzzle-tile {
            background-size: 360px 360px;
        }

        .puzzle-tile:hover:not(.empty) {
            transform: scale(0.97);
        }

        .puzzle-tile.empty {
            background: #f0f0f0 !important;
            border: 2px dashed #ccc;
            cursor: default;
        }

        .puzzle-tile.correct {
            border: 2px solid #28a745;
        }

        .puzzle-buttons {
            display: flex;
            gap: 10px;
            margin-top: 20px;
            width: 100%;
            max-width: 310px;
        }

        .puzzle-button {
            flex: 1;
            padding: 14px 20px;
            border: none;
            border-radius: 16px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
            touch-action: manipulation;
        }

        .puzzle-button-continue {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
        }

        .puzzle-button-continue:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
        }

        .puzzle-button-continue:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
        }

        .puzzle-button-reset {
            background: #f0f0f0;
            color: #333;
            border: 2px solid #e0e0e0;
            transition: all 0.25s ease;
        }

        .puzzle-button-reset:hover {
            background: #e8e8e8;
            border-color: #d0d0d0;
            transform: translateY(-2px);
        }

        .puzzle-button-reset:active {
            transform: translateY(0);
        }

        .puzzle-complete-message {
            display: none;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            padding: 20px 40px;
            border-radius: 16px;
            font-size: 24px;
            font-weight: bold;
            text-align: center;
            box-shadow: 0 8px 32px rgba(40, 167, 69, 0.4);
            z-index: 3001;
            animation: bounceIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .puzzle-complete-message.show {
            display: block;
        }

        @keyframes bounceIn {
            0% {
                opacity: 0;
                transform: translate(-50%, -50%) scale(0.5);
            }
            50% {
                transform: translate(-50%, -50%) scale(1.1);
            }
            100% {
                opacity: 1;
                transform: translate(-50%, -50%) scale(1);
            }
        }

        .puzzle-reference {
            margin-top: 15px;
            text-align: center;
        }

        .puzzle-reference-btn {
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.8);
            border: none;
            border-radius: 8px;
            font-size: 14px;
            color: #666;
            cursor: pointer;
        }

        .puzzle-reference-img {
            display: none;
            width: 120px;
            height: 120px;
            margin-top: 10px;
            border-radius: 8px;
            border: 2px solid #e9ecef;
        }

        .puzzle-reference-img.show {
            display: block;
        }

        @media (max-width: 360px) {
            .puzzle-grid {
                width: 240px;
                height: 240px;
            }
            .puzzle-tile {
                background-size: 240px 240px;
            }
            .puzzle-title {
                font-size: 24px;
            }
        }

        /* Maze Game Styles */
        /* Shared Game Overlay Styles */
        .game-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 3000;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
            background: #111;
        }

        .game-overlay.show {
            display: flex;
        }

        .game-header {
            text-align: center;
            margin-bottom: 15px;
        }

        .game-title {
            font-size: 28px;
            font-weight: bold;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
            margin-bottom: 10px;
            color: white;
        }

        .game-stats {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
        }

        .game-container {
            background: white;
            border-radius: 16px;
            padding: 15px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }

        .game-buttons {
            display: flex;
            gap: 12px;
            margin-top: 20px;
            width: 100%;
            max-width: 340px;
        }

        .game-button {
            flex: 1;
            padding: 14px 20px;
            border: none;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .game-button-continue {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
        }

        .game-button-continue:hover {
            transform: translateY(-2px);
        }

        .game-button-reset {
            background: #f0f0f0;
            color: #333;
        }

        .game-button-reset:hover {
            background: #e0e0e0;
        }

        .game-hint {
            margin-top: 12px;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        .game-complete-message {
            display: none;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            padding: 20px 40px;
            border-radius: 16px;
            font-size: 24px;
            font-weight: bold;
            text-align: center;
            box-shadow: 0 8px 32px rgba(40, 167, 69, 0.4);
            z-index: 3001;
            animation: bounceIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .game-complete-message.show {
            display: block;
        }

        /* Maze Game Styles */
        .maze-game-overlay,
        .space-invaders-overlay,
        .tank-battle-overlay,
        .snake-overlay {
            display: none;
        }

        .maze-game-overlay {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
        }

        .maze-canvas {
            display: block;
            border-radius: 8px;
            touch-action: none;
        }

        .maze-controls {
            display: grid;
            grid-template-columns: repeat(3, 60px);
            grid-template-rows: repeat(3, 60px);
            gap: 5px;
            margin-top: 15px;
        }

        .maze-control-btn {
            width: 60px;
            height: 60px;
            border: none;
            border-radius: 12px;
            font-size: 24px;
            cursor: pointer;
            background: rgba(255, 255, 255, 0.9);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            transition: all 0.2s ease;
        }

        .maze-control-btn:hover {
            background: white;
            transform: scale(1.05);
        }

        .maze-control-btn:active {
            transform: scale(0.95);
        }

        .maze-control-btn.empty {
            visibility: hidden;
        }

        .maze-hint {
            color: rgba(255, 255, 255, 0.8);
        }

        @media (max-width: 360px) {
            .maze-canvas {
                max-width: 240px;
                max-height: 240px;
            }
            .maze-title {
                font-size: 24px;
            }
            .maze-control-btn {
                width: 50px;
                height: 50px;
                font-size: 20px;
            }
            .maze-controls {
                grid-template-columns: repeat(3, 50px);
                grid-template-rows: repeat(3, 50px);
            }
        }


        /* ===== Space Invaders (小蜜蜂) Game Styles ===== */
        .space-invaders-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            z-index: 3000;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .space-invaders-overlay.show {
            display: flex;
        }

        .space-invaders-header {
            text-align: center;
            margin-bottom: 15px;
        }

        .space-invaders-title {
            font-size: 28px;
            font-weight: bold;
            color: #FFD700;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
            margin-bottom: 10px;
        }

        .space-invaders-stats {
            display: flex;
            gap: 20px;
            justify-content: center;
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
        }

        .space-invaders-stats span {
            color: #FFD700;
        }

        .space-invaders-container {
            background: #000;
            border-radius: 16px;
            padding: 10px;
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.2);
            border: 2px solid #FFD700;
        }

        .space-invaders-canvas {
            display: block;
            border-radius: 8px;
            background: #000;
        }

        .space-invaders-buttons {
            display: flex;
            gap: 15px;
            margin-top: 20px;
            justify-content: center;
        }

        .space-invaders-button {
            padding: 12px 28px;
            border: none;
            border-radius: 25px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .space-invaders-button-continue {
            background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
            color: #000;
        }

        .space-invaders-button-continue:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 16px rgba(255, 215, 0, 0.4);
        }

        .space-invaders-button-reset {
            background: rgba(255, 255, 255, 0.2);
            color: white;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .space-invaders-button-reset:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        .space-invaders-hint {
            margin-top: 10px;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        .space-invaders-complete-message {
            display: none;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
            color: #000;
            padding: 20px 40px;
            border-radius: 16px;
            font-size: 24px;
            font-weight: bold;
            text-align: center;
            box-shadow: 0 8px 32px rgba(255, 215, 0, 0.4);
            z-index: 3001;
            animation: bounceIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .space-invaders-complete-message.show {
            display: block;
        }

        /* Mobile touch controls for Space Invaders */
        .si-touch-controls {
            display: none;
            justify-content: space-between;
            width: 100%;
            max-width: 320px;
            margin-top: 15px;
        }

        .si-touch-btn {
            width: 60px;
            height: 60px;
            background: rgba(255, 215, 0, 0.3);
            border: 2px solid #FFD700;
            border-radius: 50%;
            color: #FFD700;
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            user-select: none;
            -webkit-user-select: none;
            touch-action: manipulation;

        /* ===== Game Choice Overlay - Claymorphism Style ===== */
        .game-choice-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 4000;
            align-items: center;
            justify-content: center;
            padding: 20px;
            box-sizing: border-box;
            backdrop-filter: blur(8px);
            animation: fadeIn 0.3s ease-out;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .game-choice-overlay.show {
            display: flex;
        }

        .game-choice-modal {
            background: linear-gradient(135deg, #FDBCB4 0%, #ADD8E6 100%);
            border-radius: 24px;
            width: 100%;
            max-width: 520px;
            padding: 32px 24px;
            box-shadow: 
                0 8px 32px rgba(0, 0, 0, 0.2),
                inset 0 2px 8px rgba(255, 255, 255, 0.5);
            text-align: center;
            animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(40px) scale(0.95);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        .game-choice-title {
            font-family: 'Fredoka', sans-serif;
            font-size: 28px;
            font-weight: 700;
            color: #2D3748;
            margin-bottom: 8px;
            text-shadow: 2px 2px 0 rgba(255, 255, 255, 0.5);
        }

        .game-choice-subtitle {
            font-family: 'Nunito', sans-serif;
            font-size: 16px;
            color: #4A5568;
            margin-bottom: 24px;
            font-weight: 500;
        }

        .game-choice-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 20px;
        }

        .game-choice-card {
            background: rgba(255, 255, 255, 0.9);
            border-radius: 20px;
            padding: 20px 12px;
            border: 3px solid #2D3748;
            cursor: pointer;
            box-shadow: 
                4px 4px 0 #2D3748,
                inset 0 2px 4px rgba(255, 255, 255, 0.8);
            transition: all 0.2s ease-out;
            position: relative;
        }

        .game-choice-card:hover {
            transform: translateY(-4px);
            box-shadow: 
                6px 6px 0 #2D3748,
                inset 0 2px 4px rgba(255, 255, 255, 0.8);
        }

        .game-choice-card:active {
            transform: translateY(2px);
            box-shadow: 
                2px 2px 0 #2D3748,
                inset 0 2px 4px rgba(255, 255, 255, 0.8);
        }

        .game-choice-icon {
            font-size: 48px;
            margin-bottom: 8px;
            display: block;
            filter: drop-shadow(2px 2px 0 rgba(0, 0, 0, 0.1));
        }

        .game-choice-name {
            font-family: 'Fredoka', sans-serif;
            font-size: 16px;
            font-weight: 600;
            color: #2D3748;
            margin-bottom: 4px;
        }

        .game-choice-desc {
            font-family: 'Nunito', sans-serif;
            font-size: 12px;
            color: #718096;
            font-weight: 500;
        }

        .game-choice-skip {
            width: 100%;
            padding: 16px;
            background: rgba(255, 255, 255, 0.8);
            border: 3px solid #2D3748;
            border-radius: 16px;
            font-family: 'Fredoka', sans-serif;
            font-size: 16px;
            font-weight: 600;
            color: #2D3748;
            cursor: pointer;
            box-shadow: 
                4px 4px 0 #2D3748,
                inset 0 2px 4px rgba(255, 255, 255, 0.8);
            transition: all 0.2s ease-out;
        }

        .game-choice-skip:hover {
            transform: translateY(-2px);
            box-shadow: 
                5px 5px 0 #2D3748,
                inset 0 2px 4px rgba(255, 255, 255, 0.8);
        }

        .game-choice-skip:active {
            transform: translateY(2px);
            box-shadow: 
                2px 2px 0 #2D3748,
                inset 0 2px 4px rgba(255, 255, 255, 0.8);
        }

        /* Mobile responsive adjustments */
        @media (max-width: 480px) {
            .game-choice-modal {
                padding: 24px 16px;
            }

            .game-choice-title {
                font-size: 24px;
            }

            .game-choice-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }

            .game-choice-card {
                padding: 16px 8px;
            }

            .game-choice-icon {
                font-size: 36px;
            }

            .game-choice-name {
                font-size: 14px;
            }

            .game-choice-desc {
                font-size: 11px;
            }
        }

        @media (max-width: 480px) {
            .game-choice-grid {
                grid-template-columns: 1fr;
            }

            .game-choice-card {
                display: grid;
                grid-template-columns: 48px 1fr;
                align-items: center;
                text-align: left;
                gap: 10px;
                min-height: auto;
            }

            .game-choice-icon {
                margin-bottom: 0;
            }
        }

        /* ===== Tank Battle AR Theme (v3d) ===== */
        .tank-battle-overlay.tank-battle-ar {
            background: linear-gradient(135deg, #05070f 0%, #0b1b2c 50%, #05070f 100%);
            overflow: hidden;
        }

        .tank-battle-ar-scan {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none;
            z-index: 1;
        }

        .tank-battle-scan-line {
            position: absolute;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent 0%, #00ffff 15%, #00ffff 50%, #00ffff 85%, transparent 100%);
            box-shadow: 0 0 20px #00ffff, 0 0 40px #00ffff;
            animation: tankBattleScan 3s ease-in-out infinite;
            opacity: 0.7;
        }

        @keyframes tankBattleScan {
            0%, 100% { top: 0%; opacity: 0.25; }
            50% { top: 100%; opacity: 0.8; }
        }

        .tank-battle-ar-floats {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 2;
            perspective: 1200px;
        }

        .tank-battle-ar-card {
            position: absolute;
            width: 120px;
            height: 160px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 15px 50px rgba(0, 255, 255, 0.35), 0 0 0 2px rgba(0, 255, 255, 0.3);
            transform-style: preserve-3d;
            animation: tankBattleFloat 6s ease-in-out infinite;
            opacity: 0.65;
        }

        .tank-battle-ar-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.9) contrast(1.2);
        }

        .tank-battle-ar-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 255, 255, 0.2) 0%, transparent 50%, rgba(0, 255, 255, 0.2) 100%);
            animation: tankBattleShimmer 2s linear infinite;
        }

        @keyframes tankBattleShimmer {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }

        @keyframes tankBattleFloat {
            0%, 100% { transform: translateY(0) rotateY(0deg); }
            25% { transform: translateY(-15px) rotateY(5deg); }
            50% { transform: translateY(0) rotateY(-5deg); }
            75% { transform: translateY(15px) rotateY(5deg); }
        }

        .tank-battle-ar-card-1 { top: 12%; right: 8%; animation-delay: 0s; }
        .tank-battle-ar-card-2 { top: 45%; left: 5%; animation-delay: 1.5s; }
        .tank-battle-ar-card-3 { bottom: 18%; right: 10%; animation-delay: 3s; }

        .tank-battle-overlay.tank-battle-ar .tank-battle-header {
            position: relative;
            z-index: 10;
            margin-bottom: 10px;
        }

        .tank-battle-overlay.tank-battle-ar .tank-battle-title {
            color: #ffffff;
            text-shadow: 0 0 15px rgba(0, 255, 255, 0.8);
            letter-spacing: 1px;
        }

        .tank-battle-subtitle {
            font-size: 12px;
            color: #00ffff;
            font-weight: 600;
            margin-bottom: 8px;
            text-shadow: 0 0 10px rgba(0, 255, 255, 0.6);
        }

        .tank-battle-overlay.tank-battle-ar .tank-battle-stats {
            color: rgba(255, 255, 255, 0.9);
        }

        .tank-battle-overlay.tank-battle-ar .tank-battle-stats span {
            color: #00ffff;
            text-shadow: 0 0 12px rgba(0, 255, 255, 0.9);
        }

        .tank-battle-overlay.tank-battle-ar .tank-battle-container {
            background: rgba(0, 0, 0, 0.4);
            border: 2px solid rgba(0, 255, 255, 0.35);
            box-shadow: 0 0 40px rgba(0, 255, 255, 0.25), inset 0 0 60px rgba(0, 255, 255, 0.08);
            position: relative;
            z-index: 10;
        }

        .tank-battle-overlay.tank-battle-ar .tank-battle-canvas {
            background: linear-gradient(135deg, #0a192f 0%, #1e3a5f 50%, #0a192f 100%);
        }

        .tank-battle-overlay.tank-battle-ar .ugc-container {
            color: #e2f9ff;
        }

        .tank-battle-overlay.tank-battle-ar .ugc-btn {
            background: rgba(0, 255, 255, 0.1);
            border: 2px solid rgba(0, 255, 255, 0.4);
            color: #ffffff;
            box-shadow: 0 0 15px rgba(0, 255, 255, 0.2);
        }

        .tank-battle-overlay.tank-battle-ar .ugc-btn:active,
        .tank-battle-overlay.tank-battle-ar .ugc-btn[data-pressed="true"] {
            background: rgba(0, 255, 255, 0.4);
            box-shadow: 0 0 25px rgba(0, 255, 255, 0.6);
        }

        .tank-battle-overlay.tank-battle-ar .ugc-fire-column .ugc-btn-fire {
            background: linear-gradient(135deg, #00ffff, #0099ff);
            box-shadow: 0 0 30px rgba(0, 255, 255, 0.7);
        }

        .tank-battle-overlay.tank-battle-ar .ugc-hints {
            color: rgba(0, 255, 255, 0.8);
        }

        .tank-battle-overlay.tank-battle-ar .game-buttons {
            position: relative;
            z-index: 10;
        }

        .tank-battle-overlay.tank-battle-ar .game-button {
            background: rgba(0, 255, 255, 0.2);
            color: #ffffff;
            border: 1px solid rgba(0, 255, 255, 0.4);
            box-shadow: 0 0 18px rgba(0, 255, 255, 0.25);
        }

        .tank-battle-overlay.tank-battle-ar .game-button:hover {
            background: rgba(0, 255, 255, 0.35);
        }
        }

        .si-touch-btn:active {
            background: rgba(255, 215, 0, 0.6);
        }

        .si-touch-btn-group {
            display: flex;
            gap: 10px;
        }

        .si-fire-btn {
            width: 70px;
            height: 70px;
            font-size: 28px;
        }

        @media (max-width: 768px) {
            .si-touch-controls {
                display: flex;
            }
        }

        @media (max-width: 360px) {
            .space-invaders-canvas {
                max-width: 280px;
                max-height: 350px;
            }
            .space-invaders-title {
                font-size: 24px;
            }
            .space-invaders-stats {
                font-size: 16px;
            }
            .si-touch-btn {
                width: 50px;
                height: 50px;
                font-size: 20px;
            }
            .si-fire-btn {
                width: 60px;
                height: 60px;
            }
        }

        /* ===== Tank Battle (坦克大战) Game Styles ===== */
        .tank-battle-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, #2d5016 0%, #4a7c23 50%, #2d5016 100%);
            z-index: 3000;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px;
        }

        .tank-battle-overlay.show {
            display: flex;
        }

        .tank-battle-header {
            text-align: center;
            margin-bottom: 15px;
        }

        .tank-battle-title {
            font-size: 28px;
            font-weight: bold;
            color: #FFD700;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
            margin-bottom: 10px;
        }

        .tank-battle-stats {
            display: flex;
            gap: 20px;
            justify-content: center;
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
        }

        .tank-battle-stats span {
            color: #FFD700;
        }

        .tank-battle-container {
            background: #1a1a1a;
            border-radius: 16px;
            padding: 10px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            border: 2px solid #4a7c23;
        }

        .tank-battle-canvas {
            display: block;
            border-radius: 8px;
            background: #1a1a1a;
        }

        .tank-battle-buttons {
            display: flex;
            gap: 15px;
            margin-top: 20px;
            justify-content: center;
        }

        .tank-battle-button {
            padding: 12px 28px;
            border: none;
            border-radius: 25px;
            font-size: 16px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .tank-battle-button-continue {
            background: linear-gradient(135deg, #4a7c23 0%, #6b9b2e 100%);
            color: white;
        }

        .tank-battle-button-continue:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 16px rgba(74, 124, 35, 0.4);
        }

        .tank-battle-button-reset {
            background: rgba(255, 255, 255, 0.2);
            color: white;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .tank-battle-button-reset:hover {
            background: rgba(255, 255, 255, 0.3);
        }

        .tank-battle-hint {
            margin-top: 10px;
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        .tank-battle-complete-message {
            display: none;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: linear-gradient(135deg, #4a7c23 0%, #6b9b2e 100%);
            color: white;
            padding: 20px 40px;
            border-radius: 16px;
            font-size: 24px;
            font-weight: bold;
            text-align: center;
            box-shadow: 0 8px 32px rgba(74, 124, 35, 0.4);
            z-index: 3001;
            animation: bounceIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .tank-battle-complete-message.show {
            display: block;
        }

        /* Mobile touch controls for Tank Battle */
        .tb-touch-controls {
            display: none;
            justify-content: space-between;
            width: 100%;
            max-width: 320px;
            margin-top: 15px;
            align-items: center;
        }

        .tb-touch-btn {
            width: 55px;
            height: 55px;
            background: rgba(74, 124, 35, 0.5);
            border: 2px solid #4a7c23;
            border-radius: 50%;
            color: #FFD700;
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            user-select: none;
            -webkit-user-select: none;
            touch-action: manipulation;
        }

        .tb-touch-btn:active {
            background: rgba(74, 124, 35, 0.8);
        }

        .tb-dpad {
            display: grid;
            grid-template-columns: repeat(3, 55px);
            grid-template-rows: repeat(3, 55px);
            gap: 2px;
        }

        .tb-dpad-btn {
            width: 55px;
            height: 55px;
            background: rgba(74, 124, 35, 0.5);
            border: 2px solid #4a7c23;
            border-radius: 8px;
            color: #FFD700;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .tb-dpad-btn:active {
            background: rgba(74, 124, 35, 0.8);
        }

        .tb-dpad-btn.empty {
            visibility: hidden;
        }

        .tb-fire-btn {
            width: 70px;
            height: 70px;
            font-size: 28px;
            border-radius: 50%;
        }

        @media (max-width: 768px) {
            .tb-touch-controls {
                display: flex;
            }
        }

        @media (max-width: 360px) {
            .tank-battle-canvas {
                max-width: 280px;
                max-height: 280px;
            }
            .tank-battle-title {
                font-size: 24px;
            }
            .tank-battle-stats {
                font-size: 16px;
            }
            .tb-touch-btn, .tb-dpad-btn {
                width: 45px;
                height: 45px;
                font-size: 18px;
            }
            .tb-dpad {
                grid-template-columns: repeat(3, 45px);
                grid-template-rows: repeat(3, 45px);
            }
            .tb-fire-btn {
                width: 60px;
                height: 60px;
            }
        }

        /* Treasure Check-in Configuration Styles (Parent Mode) */
        .treasure-checkbox-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-height: 300px;
            overflow-y: auto;
            padding: 10px;
            background: #f8f9fa;
            border-radius: 8px;
            border: 1px solid #e0e0e0;
        }

        .treasure-checkbox-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px;
            background: white;
            border-radius: 6px;
            border: 1px solid #e0e0e0;
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .treasure-checkbox-item:hover {
            border-color: #667eea;
            box-shadow: 0 2px 6px rgba(102, 126, 234, 0.1);
        }

        .treasure-checkbox-item.selected {
            border-color: #22c55e;
            background: linear-gradient(135deg, #f0fff4 0%, #e8f5e9 100%);
        }

        /* Red border for selected treasures with 5+ reports (unavailable) */
        .treasure-checkbox-item.treasure-unavailable.selected {
            border-color: #dc3545 !important;
            background: linear-gradient(135deg, #fff5f5 0%, #fef2f2 100%) !important;
            box-shadow: 0 0 8px rgba(220, 53, 69, 0.3);
        }

        /* Warning style for treasures with 3-4 reports */
        .treasure-checkbox-item.treasure-warning {
            border-color: #ffc107;
        }

        .treasure-checkbox-item.treasure-warning.selected {
            border-color: #ffc107 !important;
            background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%) !important;
            box-shadow: 0 0 8px rgba(255, 193, 7, 0.3);
        }

        /* Report count badge in treasure selection */
        .treasure-report-count-badge {
            display: inline-block;
            font-size: 10px;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
            margin-left: 6px;
        }

        .treasure-report-count-badge.unavailable {
            background: #dc3545;
            color: white;
        }

        .treasure-report-count-badge.warning {
            background: #ffc107;
            color: #856404;
        }

        .treasure-checkbox-item input[type="checkbox"] {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            cursor: pointer;
            accent-color: #22c55e;
        }

        .treasure-item-info {
            flex: 1;
            min-width: 0;
        }

        .treasure-item-name {
            font-weight: 600;
            color: #333;
            font-size: 14px;
            margin-bottom: 4px;
        }

        .treasure-item-description {
            font-size: 12px;
            color: #666;
            line-height: 1.4;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            line-clamp: 2;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .treasure-item-image {
            width: 50px;
            height: 50px;
            object-fit: cover;
            border-radius: 4px;
            flex-shrink: 0;
        }

        .empty-config-hint {
            text-align: center;
            color: #999;
            padding: 20px;
            font-size: 14px;
        }

        .treasure-config-buttons {
            display: flex;
            gap: 10px;
            margin-top: 12px;
        }

        .treasure-config-buttons button {
            flex: 1;
            padding: 10px 16px;
            border: none;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .treasure-config-buttons .save-btn {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
        }

        .treasure-config-buttons .save-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
        }

        .treasure-config-buttons .clear-btn {
            background: #f5f5f5;
            color: #333;
        }

        .treasure-config-buttons .clear-btn:hover {
            background: #e5e5e5;
        }

        /* Treasure selection error state */
        .treasure-selection-error {
            color: #dc2626;
            font-size: 13px;
            margin-top: 8px;
            padding: 8px 12px;
            background: #fef2f2;
            border: 1px solid #fecaca;
            border-radius: 6px;
            display: none;
        }

        .treasure-selection-error.show {
            display: block;
        }

        .treasure-selection-count {
            font-size: 13px;
            color: #667;
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .treasure-selection-count.error {
            color: #dc2626;
        }

        .treasure-selection-count .count-number {
            font-weight: 600;
            color: #22c55e;
        }

        .treasure-selection-count.error .count-number {
            color: #dc2626;
        }

        /* Mobile optimization for treasure configuration */
        @media (max-width: 768px) {
            .treasure-checkbox-list {
                max-height: 250px;
            }
            
            .treasure-checkbox-item {
                padding: 8px;
            }
            
            .treasure-item-name {
                font-size: 13px;
            }
            
            .treasure-item-description {
                font-size: 11px;
                line-clamp: 1;
                -webkit-line-clamp: 1;
            }
            
            .treasure-item-image {
                width: 40px;
                height: 40px;
            }
        }

        /* ===== Self-service Treasure Addition Styles ===== */
        .add-treasure-section {
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px dashed #e9ecef;
        }

        .add-treasure-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .add-treasure-input-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .add-treasure-input-group label {
            font-size: 13px;
            font-weight: 600;
            color: #495057;
        }

        .add-treasure-input-group .input-with-action {
            display: flex;
            gap: 8px;
        }

        .add-treasure-input-group input {
            flex: 1;
            padding: 10px 12px;
            border: 2px solid #e9ecef;
            border-radius: 8px;
            font-size: 14px;
            transition: border-color 0.2s ease;
        }

        .add-treasure-input-group input:focus {
            outline: none;
            border-color: #764ba2;
        }

        .add-treasure-input-group input::placeholder {
            color: #adb5bd;
        }

        .add-treasure-input-group input.error {
            border-color: #dc2626;
            background-color: #fef2f2;
        }

        .search-wiki-btn {
            padding: 10px 14px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.2s ease;
        }

        .search-wiki-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
        }

        .search-baidu-btn {
            padding: 10px 14px;
            background: linear-gradient(135deg, #de3f4f 0%, #f48a8a 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.2s ease;
        }

        .search-baidu-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 2px 8px rgba(222, 63, 79, 0.4);
        }

        .search-baidu-btn.secondary {
            background: #f0f0f0;
            color: #333;
            border: 1px solid #ddd;
        }

        .search-baidu-btn.secondary:hover {
            background: #e5e5e5;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        }

        /* Upload button style matching the search buttons */
        .upload-photo-btn {
            padding: 10px 14px;
            background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .upload-photo-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 2px 8px rgba(34, 197, 94, 0.4);
        }

        .upload-photo-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
        }

        .upload-photo-btn input[type="file"] {
            display: none;
        }

        .upload-photo-btn.uploading {
            background: linear-gradient(135deg, #94a3b8 0%, #64748b 100%);
            pointer-events: none;
        }

        /* Baidu search buttons for inline use in JS templates */
        .baidu-search-inline-btn {
            padding: 8px 16px;
            background: linear-gradient(135deg, #de3f4f 0%, #f48a8a 100%);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
        }

        .baidu-search-inline-btn.secondary {
            background: #f0f0f0;
            color: #333;
            border: 1px solid #ddd;
        }

        .search-buttons-container {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .image-preview-container {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 4px;
        }

        .image-preview-thumb {
            width: 60px;
            height: 60px;
            border-radius: 8px;
            object-fit: cover;
            border: 2px solid #e9ecef;
            background: #f8f9fa;
        }

        .image-preview-placeholder {
            width: 60px;
            height: 60px;
            border-radius: 8px;
            border: 2px dashed #dee2e6;
            background: #f8f9fa;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #adb5bd;
        }

        .add-treasure-btn {
            padding: 12px 20px;
            background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
            color: white;
            border: none;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .add-treasure-btn:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4);
        }

        .add-treasure-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .add-treasure-error {
            color: #dc2626;
            font-size: 12px;
            margin-top: 4px;
            display: none;
        }

        .add-treasure-error.show {
            display: block;
        }

        .add-treasure-success {
            background: #dcfce7;
            color: #166534;
            padding: 10px 14px;
            border-radius: 8px;
            font-size: 13px;
            display: none;
            margin-top: 8px;
        }

        .add-treasure-success.show {
            display: block;
        }

        .add-treasure-hint {
            font-size: 12px;
            color: #6c757d;
            margin-top: 4px;
        }

        /* AI Suggestion Styles */
        .ai-suggestion-section {
            margin-top: 12px;
            padding: 12px;
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            border-radius: 10px;
            border: 1px solid #7dd3fc;
        }

        .ai-suggest-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
            box-shadow: 0 2px 6px rgba(14, 165, 233, 0.3);
        }

        .ai-suggest-btn:hover {
            background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
            transform: translateY(-1px);
            box-shadow: 0 4px 10px rgba(14, 165, 233, 0.4);
        }

        .ai-suggest-btn:active {
            transform: translateY(0);
        }

        .ai-suggest-btn:disabled {
            background: #9ca3af;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        .ai-btn-icon {
            font-size: 16px;
        }

        .ai-suggestions-container {
            display: none;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
        }

        .ai-suggestions-container.show {
            display: flex;
        }

        .ai-suggestion-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 12px;
            background: white;
            border: 1px solid #bae6fd;
            border-radius: 20px;
            font-size: 13px;
            color: #0369a1;
            cursor: pointer;
            transition: all 0.2s ease;
            max-width: 100%;
        }

        .ai-suggestion-item:hover {
            background: #0ea5e9;
            color: white;
            border-color: #0ea5e9;
            transform: scale(1.02);
        }

        .ai-suggestion-item .suggestion-icon {
            font-size: 14px;
        }

        .ai-suggestion-item .suggestion-name {
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .ai-suggestion-loading {
            display: none;
            align-items: center;
            gap: 8px;
            margin-top: 10px;
            font-size: 13px;
            color: #0369a1;
        }

        .ai-suggestion-loading.show {
            display: flex;
        }

        .loading-spinner {
            width: 16px;
            height: 16px;
            border: 2px solid #bae6fd;
            border-top-color: #0ea5e9;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        .ai-suggestion-error {
            display: none;
            margin-top: 10px;
            padding: 8px 12px;
            background: #fef2f2;
            border: 1px solid #fecaca;
            border-radius: 8px;
            font-size: 12px;
            color: #dc2626;
        }

        .ai-suggestion-error.show {
            display: block;
        }

        .ai-suggestion-hint {
            display: block;
            margin-top: 8px;
            font-size: 11px;
            color: #0284c7;
        }

        .ai-suggestion-hint.hidden {
            display: none;
        }

        .ai-suggestion-item.disabled {
            opacity: 0.5;
            cursor: not-allowed;
            background: #f3f4f6;
        }

        .ai-suggestion-item.disabled:hover {
            background: #f3f4f6;
            color: #6b7280;
            transform: none;
            border-color: #bae6fd;
        }

        .suggestion-exists {
            font-size: 10px;
            color: #059669;
            margin-left: 4px;
        }

        .add-treasure-input-group input.ai-filled {
            animation: aiFilledPulse 0.5s ease;
        }

        @keyframes aiFilledPulse {
            0% { border-color: #0ea5e9; box-shadow: 0 0 0 0 rgba(14, 165, 233, 0.4); }
            50% { border-color: #0284c7; box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.2); }
            100% { border-color: #0ea5e9; box-shadow: 0 0 0 0 rgba(14, 165, 233, 0); }
        }

        /* Mobile responsiveness for AI suggestions */
        @media (max-width: 480px) {
            .ai-suggestion-section {
                padding: 10px;
            }
            
            .ai-suggest-btn {
                width: 100%;
                justify-content: center;
            }
            
            .ai-suggestion-item {
                width: 100%;
                justify-content: flex-start;
            }
        }

        /* Treasure Contributor Section in Task Modal */
        .treasure-contributor-section {
            margin: 20px 0;
            padding: 16px;
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            border-radius: 12px;
            border: 1px solid #fbbf24;
        }

        .treasure-contributor-section .add-treasure-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .treasure-contributor-section .add-treasure-input-group label {
            font-size: 14px;
            font-weight: 600;
            color: #92400e;
            display: block;
            margin-bottom: 8px;
        }

        .treasure-contributor-section input[type="text"] {
            width: 100%;
            padding: 12px 14px;
            border: 2px solid #fbbf24;
            border-radius: 10px;
            font-size: 16px;
            background: white;
            box-sizing: border-box;
        }

        .treasure-contributor-section input[type="text"]:focus {
            outline: none;
            border-color: #d97706;
            box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.1);
        }

        .treasure-contributor-section input[type="text"]::placeholder {
            color: #d4a574;
        }

        .treasure-contributor-section .input-with-action {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .treasure-contributor-section .search-buttons-container {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .treasure-contributor-section .search-wiki-btn,
        .treasure-contributor-section .search-baidu-btn {
            padding: 10px 16px;
            font-size: 14px;
            flex: 1;
            min-width: 80px;
        }

        .treasure-contributor-section .image-preview-container {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 8px;
        }

        .treasure-contributor-section .image-preview-placeholder,
        .treasure-contributor-section .image-preview-thumb {
            width: 60px;
            height: 60px;
            border-radius: 8px;
            object-fit: cover;
            border: 2px dashed #fbbf24;
            background: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #d97706;
        }

        .treasure-contributor-section .image-preview-thumb {
            border-style: solid;
        }

        .user-added-treasures-list {
            margin-top: 16px;
        }

        /* Museum Entrance Photo Contributor Section */
        .museum-photo-contributor-modal {
            margin: 16px 0;
            padding: 16px;
            background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
            border-radius: 12px;
            border: 1px solid #86efac;
            text-align: center;
        }

        .museum-photo-contributor-hint {
            margin-bottom: 16px;
        }

        .museum-photo-contributor-hint .hint-icon {
            font-size: 36px;
            margin-bottom: 8px;
            opacity: 0.7;
        }

        .museum-photo-contributor-hint .hint-text {
            font-size: 16px;
            font-weight: 600;
            color: #166534;
            margin-bottom: 4px;
        }

        .museum-photo-contributor-hint .hint-subtext {
            font-size: 13px;
            color: #15803d;
        }

        .museum-photo-contributor-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .add-museum-photo-input-group label {
            font-size: 14px;
            font-weight: 600;
            color: #166534;
            display: block;
            margin-bottom: 8px;
            text-align: left;
        }

        .museum-photo-contributor-form .input-with-action {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .museum-photo-contributor-form input[type="text"] {
            width: 100%;
            padding: 12px 14px;
            border: 2px solid #86efac;
            border-radius: 10px;
            font-size: 16px;
            background: white;
            box-sizing: border-box;
        }

        .museum-photo-contributor-form input[type="text"]:focus {
            outline: none;
            border-color: #22c55e;
            box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
        }

        .museum-photo-contributor-form .search-buttons-container {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .museum-photo-contributor-form .image-preview-container {
            display: flex;
            justify-content: center;
            margin-top: 8px;
        }

        .museum-photo-contributor-form .image-preview-placeholder {
            width: 200px;
            height: 120px;
            border-radius: 12px;
            border: 2px dashed #86efac;
            background: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #22c55e;
            cursor: pointer;
        }

        .museum-photo-contributor-form .image-preview-placeholder:hover {
            border-color: #22c55e;
            background: #f0fdf4;
        }

        .museum-photo-contributor-form .image-preview-thumb {
            max-width: 200px;
            max-height: 150px;
            border-radius: 12px;
            object-fit: cover;
            border: 2px solid #22c55e;
        }

        .museum-photo-submit-btn {
            width: 100%;
            max-width: 250px;
            margin: 8px auto 0;
            padding: 12px 20px;
            font-size: 15px;
            font-weight: 600;
            background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
            color: white;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .museum-photo-submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
        }

        .museum-photo-contributed-badge {
            margin-top: 12px;
            padding: 10px 16px;
            background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
            border-radius: 8px;
            text-align: center;
            font-size: 14px;
            font-weight: 500;
            color: #166534;
            border: 1px solid #22c55e;
        }

        /* ===== Treasure Photo Contributor Styles ===== */
        .treasure-photo-contributor-modal {
            margin: 16px 0;
            padding: 16px;
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            border-radius: 12px;
            border: 1px solid #fbbf24;
            text-align: center;
        }

        .treasure-photo-contributor-hint {
            margin-bottom: 16px;
        }

        .treasure-photo-contributor-hint .hint-icon {
            font-size: 36px;
            margin-bottom: 8px;
            opacity: 0.7;
        }

        .treasure-photo-contributor-hint .hint-text {
            font-size: 16px;
            font-weight: 600;
            color: #92400e;
            margin-bottom: 4px;
        }

        .treasure-photo-contributor-hint .hint-subtext {
            font-size: 13px;
            color: #b45309;
        }

        .treasure-photo-contributor-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .add-treasure-photo-input-group label {
            font-size: 14px;
            font-weight: 600;
            color: #92400e;
            display: block;
            margin-bottom: 8px;
            text-align: left;
        }

        .treasure-photo-contributor-form .search-buttons-container {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .treasure-photo-contributor-form .image-preview-container {
            display: flex;
            justify-content: center;
            margin-top: 8px;
        }

        .treasure-photo-contributor-form .image-preview-placeholder {
            width: 200px;
            height: 120px;
            border-radius: 12px;
            border: 2px dashed #fbbf24;
            background: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: #f59e0b;
            cursor: pointer;
        }

        .treasure-photo-contributor-form .image-preview-placeholder:hover {
            border-color: #f59e0b;
            background: #fffbeb;
        }

        .treasure-photo-contributor-form .image-preview-thumb {
            max-width: 200px;
            max-height: 150px;
            border-radius: 12px;
            object-fit: cover;
            border: 2px solid #f59e0b;
        }

        .treasure-photo-submit-btn {
            width: 100%;
            max-width: 300px;
            margin: 8px auto 0;
            padding: 12px 20px;
            font-size: 15px;
            font-weight: 600;
            background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
            color: white;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .treasure-photo-submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
        }

        .treasure-photo-contributed-badge {
            margin-top: 12px;
            padding: 10px 16px;
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            border-radius: 8px;
            text-align: center;
            font-size: 14px;
            font-weight: 500;
            color: #92400e;
            border: 1px solid #f59e0b;
        }

        .user-added-treasure-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 12px;
            background: #f0f9ff;
            border: 1px solid #bae6fd;
            border-radius: 10px;
            margin-bottom: 8px;
        }

        .user-added-treasure-item .treasure-thumb {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: cover;
        }

        .user-added-treasure-item .treasure-info {
            flex: 1;
        }

        .user-added-treasure-item .treasure-name {
            font-weight: 600;
            color: #0369a1;
            font-size: 14px;
        }

        .user-added-treasure-item .treasure-badge {
            font-size: 11px;
            color: #0284c7;
            opacity: 0.8;
        }

        .user-added-treasure-item .remove-treasure-btn {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: none;
            background: #fee2e2;
            color: #dc2626;
            cursor: pointer;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s;
        }

        .user-added-treasure-item .remove-treasure-btn:hover {
            background: #fecaca;
        }

        /* Wiki Image Search Modal */
        .wiki-search-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 2000;
            align-items: center;
            justify-content: center;
        }

        .wiki-search-modal.show {
            display: flex;
        }

        .wiki-search-content {
            background: white;
            border-radius: 16px;
            max-width: 600px;
            width: 95%;
            max-height: 80vh;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .wiki-search-header {
            padding: 16px 20px;
            border-bottom: 1px solid #e9ecef;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .wiki-search-title {
            font-size: 18px;
            font-weight: 700;
            color: #333;
        }

        .wiki-search-close {
            width: 32px;
            height: 32px;
            border: none;
            background: none;
            font-size: 24px;
            color: #666;
            cursor: pointer;
        }

        .wiki-search-body {
            padding: 16px 20px;
            overflow-y: auto;
            flex: 1;
        }

        .wiki-search-input-group {
            display: flex;
            gap: 10px;
            margin-bottom: 16px;
        }

        .wiki-search-input-group input {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid #e9ecef;
            border-radius: 8px;
            font-size: 14px;
        }

        .wiki-search-input-group button {
            padding: 10px 16px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
        }

        .wiki-search-input-group button.baidu-primary {
            background: linear-gradient(135deg, #de3f4f 0%, #f48a8a 100%);
        }

        .wiki-search-input-group button.baidu-secondary {
            background: #f0f0f0;
            color: #333;
            border: 1px solid #ddd;
        }

        .wiki-search-results {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
            gap: 12px;
        }

        .wiki-search-result-item {
            border: 2px solid #e9ecef;
            border-radius: 10px;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.2s;
        }

        .wiki-search-result-item:hover {
            border-color: #764ba2;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(118, 75, 162, 0.2);
        }

        .wiki-search-result-item.selected {
            border-color: #22c55e;
            background: #f0fdf4;
        }

        .wiki-search-result-item img {
            width: 100%;
            height: 100px;
            object-fit: cover;
        }

        .wiki-search-result-item .result-name {
            padding: 8px;
            font-size: 11px;
            color: #333;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .wiki-search-loading {
            text-align: center;
            padding: 40px;
            color: #666;
        }

        .wiki-search-loading::before {
            content: "🔍";
            font-size: 32px;
            display: block;
            margin-bottom: 10px;
            animation: pulse 1s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .wiki-search-empty {
            text-align: center;
            padding: 40px;
            color: #666;
        }

        /* Treasure Not Found Report Styles */
        .treasure-report-section {
            display: none;
            margin-top: 16px;
            padding: 12px;
            background: #fff3cd;
            border-radius: 8px;
            border: 1px solid #ffc107;
        }

        .treasure-report-section.show {
            display: block;
        }

        .treasure-report-btn {
            width: 100%;
            padding: 12px 16px;
            background: #fff;
            border: 2px dashed #ffc107;
            border-radius: 8px;
            color: #856404;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .treasure-report-btn:hover {
            background: #fff3cd;
            border-style: solid;
        }

        .treasure-report-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .treasure-report-confirm {
            display: none;
            margin-top: 12px;
            padding: 12px;
            background: #fff;
            border-radius: 8px;
        }

        .treasure-report-confirm.show {
            display: block;
        }

        .treasure-report-confirm-text {
            font-size: 14px;
            color: #333;
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .treasure-report-confirm-buttons {
            display: flex;
            gap: 10px;
        }

        .treasure-report-confirm-btn {
            flex: 1;
            padding: 10px;
            border: none;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
        }

        .treasure-report-confirm-yes {
            background: #dc3545;
            color: white;
        }

        .treasure-report-confirm-no {
            background: #6c757d;
            color: white;
        }

        .treasure-report-status {
            display: none;
            padding: 10px;
            background: #d4edda;
            border-radius: 6px;
            color: #155724;
            font-size: 14px;
            text-align: center;
        }

        .treasure-report-status.show {
            display: block;
        }

        /* Yellow border for treasures with 3+ reports (warning) */
        .task-card.treasure-warning {
            border: 3px solid #ffc107 !important;
            box-shadow: 0 0 10px rgba(255, 193, 7, 0.4);
        }

        .task-card.treasure-warning::before {
            content: '⚠️';
            position: absolute;
            top: -8px;
            left: 50%;
            transform: translateX(-50%);
            background: #fff;
            padding: 0 4px;
            font-size: 14px;
        }

        /* Red border for treasures with 5+ reports (unavailable) */
        .task-card.treasure-unavailable {
            border: 3px solid #dc3545 !important;
            box-shadow: 0 0 10px rgba(220, 53, 69, 0.4);
        }

        .task-card.treasure-unavailable::before {
            content: '❌';
            position: absolute;
            top: -8px;
            left: 50%;
            transform: translateX(-50%);
            background: #fff;
            padding: 0 4px;
            font-size: 14px;
        }

        .treasure-warning-badge {
            position: absolute;
            top: 5px;
            left: 5px;
            background: #ffc107;
            color: #856404;
            font-size: 10px;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }

        .treasure-unavailable-badge {
            position: absolute;
            top: 5px;
            left: 5px;
            background: #dc3545;
            color: white;
            font-size: 10px;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }

        /* Badge for tasks completed by reporting "不存在" */
        .reported-completion-badge {
            position: absolute;
            top: 5px;
            right: 5px;
            background: #17a2b8;
            color: white;
            font-size: 10px;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
            z-index: 1;
        }

        @media (max-width: 768px) {
            .add-treasure-input-group .input-with-action {
                flex-direction: column;
            }

            .search-wiki-btn {
                width: 100%;
            }

            .wiki-search-results {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== Image Error Reporting Styles ===== */
        .image-error-report-section {
            display: none;
            margin-top: 15px;
            padding: 15px;
            background: #fff3cd;
            border-radius: 8px;
            border: 1px solid #ffc107;
        }

        .image-error-report-section.show {
            display: block;
        }

        .image-error-report-btn {
            width: 100%;
            padding: 10px 15px;
            background: #fff;
            border: 2px solid #ffc107;
            border-radius: 8px;
            color: #856404;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .image-error-report-btn:hover {
            background: #ffc107;
            color: #fff;
        }

        .image-error-report-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .image-error-confirm {
            display: none;
            margin-top: 12px;
            padding: 12px;
            background: #fff;
            border-radius: 6px;
        }

        .image-error-confirm.show {
            display: block;
        }

        .image-error-confirm-text {
            font-size: 14px;
            color: #333;
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .image-error-confirm-buttons {
            display: flex;
            gap: 8px;
        }

        .image-error-confirm-btn {
            flex: 1;
            padding: 8px 12px;
            border: none;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .image-error-confirm-yes {
            background: #dc3545;
            color: white;
        }

        .image-error-confirm-no {
            background: #6c757d;
            color: white;
        }

        .image-error-status {
            display: none;
            padding: 10px;
            background: #d4edda;
            border-radius: 6px;
            color: #155724;
            font-size: 14px;
            text-align: center;
            margin-top: 10px;
        }

        .image-error-status.show {
            display: block;
        }

        /* Image replacement upload section (shown when 3+ reports) */
        .image-replacement-section {
            display: none;
            margin-top: 15px;
            padding: 15px;
            background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
            border-radius: 8px;
            border: 2px solid #2196f3;
        }

        .image-replacement-section.show {
            display: block;
        }

        .image-replacement-title {
            font-size: 16px;
            font-weight: 600;
            color: #1565c0;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .image-replacement-hint {
            font-size: 13px;
            color: #37474f;
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .image-replacement-upload {
            margin-bottom: 12px;
        }

        .image-replacement-upload-label {
            display: inline-block;
            padding: 10px 20px;
            background: #2196f3;
            color: white;
            border-radius: 6px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .image-replacement-upload-label:hover {
            background: #1976d2;
            transform: translateY(-2px);
        }

        .image-replacement-upload input[type="file"] {
            display: none;
        }

        .image-replacement-preview {
            margin-top: 12px;
            text-align: center;
        }

        .image-replacement-preview img {
            max-width: 100%;
            max-height: 200px;
            border-radius: 8px;
            border: 2px solid #2196f3;
        }

        .image-replacement-submit {
            margin-top: 12px;
            width: 100%;
            padding: 12px;
            background: #4caf50;
            color: white;
            border: none;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .image-replacement-submit:hover {
            background: #45a049;
            transform: translateY(-2px);
        }

        .image-replacement-submit:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        /* Badge for images with reported errors */
        .image-error-badge {
            position: absolute;
            top: 5px;
            right: 5px;
            background: #ff9800;
            color: white;
            font-size: 10px;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
            z-index: 1;
        }

        .image-error-count {
            position: absolute;
            top: -8px;
            right: -8px;
            background: #dc3545;
            color: white;
            font-size: 11px;
            padding: 2px 6px;
            border-radius: 50%;
            font-weight: 700;
            min-width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* Fullscreen Image Viewer Styles */
        .fullscreen-image-viewer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(0, 0, 0, 0.95);
            z-index: 10000;
            align-items: center;
            justify-content: center;
            cursor: zoom-out;
            -webkit-tap-highlight-color: transparent;
        }

        .fullscreen-image-viewer.show {
            display: flex;
        }

        .fullscreen-image-container {
            position: relative;
            max-width: 95vw;
            max-height: 95vh;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .fullscreen-image-viewer img {
            max-width: 100%;
            max-height: 95vh;
            object-fit: contain;
            border-radius: 8px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
            cursor: default;
            user-select: none;
            -webkit-user-drag: none;
            transition: transform 0.3s ease;
        }

        .fullscreen-close-button {
            position: fixed;
            top: 20px;
            right: 20px;
            width: 44px;
            height: 44px;
            background: rgba(255, 255, 255, 0.9);
            border: none;
            border-radius: 50%;
            font-size: 28px;
            color: #333;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
            z-index: 10001;
        }

        .fullscreen-close-button:hover {
            background: white;
            transform: scale(1.1);
        }

        .fullscreen-close-button:active {
            transform: scale(0.95);
        }

        .fullscreen-hint {
            position: fixed;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(255, 255, 255, 0.9);
            color: #333;
            padding: 12px 24px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 500;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            pointer-events: none;
            opacity: 1;
            animation: hintFadeInOut 3s ease-in-out;
        }

        @keyframes hintFadeInOut {
            0%, 100% { opacity: 0; }
            10%, 90% { opacity: 1; }
        }

        /* Zoom controls for desktop */
        .zoom-controls {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            gap: 10px;
            z-index: 10001;
        }

        .zoom-button {
            width: 44px;
            height: 44px;
            background: rgba(255, 255, 255, 0.9);
            border: none;
            border-radius: 50%;
            font-size: 24px;
            color: #333;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
        }

        .zoom-button:hover {
            background: white;
            transform: scale(1.1);
        }

        .zoom-button:active {
            transform: scale(0.95);
        }

        /* Mobile-specific styles */
        @media (max-width: 768px) {
            .fullscreen-image-viewer img {
                max-width: 100vw;
                max-height: 100vh;
                border-radius: 0;
            }

            .fullscreen-close-button {
                top: 10px;
                right: 10px;
                width: 40px;
                height: 40px;
                font-size: 24px;
            }

            .fullscreen-hint {
                bottom: 20px;
                font-size: 13px;
                padding: 10px 20px;
            }

            .zoom-controls {
                display: none; /* Hide on mobile, use pinch gestures instead */
            }
        }

        /* Make task image clickable */
        .task-image {
            cursor: zoom-in;
        }

        .task-image:hover {
            opacity: 0.95;
        }

/* =====================================================
   China Film Museum Custom Tour - Parent Guide & Child Review
   ===================================================== */

        /* ── Parent Guide ── */
        .parent-guide-section {
            background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
            border: 1.5px solid #fbbf24;
            border-radius: 14px;
            padding: 14px 16px;
            margin: 12px 0;
        }

        .parent-guide-header {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
        }

        .parent-guide-icon {
            font-size: 20px;
        }

        .parent-guide-title {
            font-size: 15px;
            font-weight: 700;
            color: #92400e;
            letter-spacing: 0.02em;
        }

        .parent-guide-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 7px;
        }

        .parent-guide-list li {
            font-size: 14px;
            color: #78350f;
            line-height: 1.55;
            padding-left: 18px;
            position: relative;
        }

        .parent-guide-list li::before {
            content: '✦';
            position: absolute;
            left: 0;
            color: #f59e0b;
            font-size: 11px;
            top: 3px;
        }

        /* ── Child Review ── */
        .child-review-section {
            background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
            border: 1.5px solid #86efac;
            border-radius: 14px;
            padding: 14px 16px;
            margin: 12px 0;
        }

        .child-review-header {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
        }

        .child-review-icon {
            font-size: 20px;
        }

        .child-review-title {
            font-size: 15px;
            font-weight: 700;
            color: #166534;
        }

        .child-review-prompts {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .review-prompt {
            background: rgba(134, 239, 172, 0.4);
            color: #166534;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 20px;
            border: 1px solid #86efac;
            cursor: pointer;
            transition: background 0.2s;
            user-select: none;
        }

        .review-prompt:hover {
            background: rgba(134, 239, 172, 0.75);
        }

        .child-review-input {
            width: 100%;
            box-sizing: border-box;
            border: 1.5px solid #86efac;
            border-radius: 10px;
            padding: 10px 12px;
            font-size: 15px;
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC',
                         'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            color: #1a1a1a;
            background: white;
            resize: none;
            outline: none;
            transition: border-color 0.2s, box-shadow 0.2s;
            line-height: 1.5;
        }

        .child-review-input:focus {
            border-color: #22c55e;
            box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
        }

        .child-review-input::placeholder {
            color: #9ca3af;
            font-size: 14px;
        }

        /* Peer Reviews Section ("童言童语") */
        .peer-reviews-section {
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            border: 1.5px solid #fbbf24;
            border-radius: 14px;
            padding: 14px 16px;
            margin: 12px 0;
        }

        .peer-reviews-header {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
        }

        .peer-reviews-icon {
            font-size: 20px;
        }

        .peer-reviews-title {
            font-size: 15px;
            font-weight: 700;
            color: #92400e;
        }

        .peer-review-item {
            background: white;
            border-radius: 10px;
            padding: 10px 12px;
            margin-bottom: 8px;
            font-size: 14px;
            line-height: 1.5;
        }

        .peer-review-item:last-child {
            margin-bottom: 0;
        }

        .peer-nickname {
            color: #b45309;
            font-weight: 600;
            margin-right: 6px;
        }

        .peer-nickname::before {
            content: '🧒 ';
        }

        .peer-text {
            color: #1a1a1a;
        }

/* =====================================================
   END OF MUSEUM-CHECKIN.CSS
   
   Leaderboard styles moved to css/leaderboard.css
   to avoid duplication across pages
   ===================================================== */