.categories-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: start;
            width: 100%;
        }
        
        .category-column {
            display: flex;
            flex-direction: column;
            gap: 2rem;
            width: 100%;
        }
        
        .emoji-category {
            margin-bottom: 0;
            break-inside: avoid;
            width: 100%;
        }
        
        .category-title {
            font-size: 1.5rem;
            font-weight: bold;
            margin-bottom: 1rem;
            color: #333;
            border-bottom: 2px solid #e1e5e9;
            padding-bottom: 0.5rem;
            width: 100%;
        }
        
        .emoji-grid-compact {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
            gap: 8px;
            padding: 1rem 0;
            width: 100%;
        }
        
        .emoji-item {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            font-size: 2.5rem;
            cursor: pointer;
            border-radius: 8px;
            transition: all 0.2s ease;
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid rgba(0, 0, 0, 0.1);
            font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Twemoji Mozilla", "Android Emoji", "EmojiSymbols", sans-serif;
            line-height: 1;
            -webkit-font-feature-settings: "liga" off, "clig" off;
            font-feature-settings: "liga" off, "clig" off;
            text-rendering: optimizeLegibility;
        }
        
        .emoji-item:hover {
            background: rgba(59, 130, 246, 0.1);
            border-color: rgba(59, 130, 246, 0.3);
            transform: scale(1.1);
        }
        
        .copied-toast {
            position: fixed;
            top: 80px;
            right: 20px;
            background: #10b981;
            color: white;
            padding: 12px 24px;
            border-radius: 8px;
            font-weight: 500;
            z-index: 1100;
            opacity: 0;
            transform: translateY(-20px);
            transition: all 0.3s ease;
        }
        
        .copied-toast.show {
            opacity: 1;
            transform: translateY(0);
        }
        
        /* Content container - override default grid layout */
        .emoji-detail__content {
            display: block !important;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        
        /* Header text alignment */
        .page-header {
            text-align: center;
            margin-bottom: 3rem;
            width: 100%;
        }
        
        .page-header h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }
        
        .page-header p {
            color: #666;
            font-size: 1.1rem;
        }

        /* Emoji collector */
        .emoji-collector {
            --collector-sticky-offset: calc(var(--spacing-3xl) + var(--spacing-sm));
            margin: 2rem auto 3rem;
            padding: 1.5rem;
            border: 1px solid #e1e5e9;
            border-radius: 12px;
            background: #f9fafb;
            display: flex;
            gap: 1.5rem;
            align-items: stretch;
            position: sticky;
            top: var(--collector-sticky-offset);
            z-index: calc(var(--z-sticky) - 1);
        }

        .emoji-collector__input {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .emoji-collector__heading h3 {
            margin: 0 0 0.25rem;
            font-size: 1.25rem;
            color: #111827;
        }

        .emoji-collector__heading p {
            margin: 0;
            color: #4b5563;
        }

        .emoji-collector__textarea {
            width: 100%;
            min-height: 120px;
            border: 1px solid #d4d7dc;
            border-radius: 10px;
            padding: 1rem;
            font-size: 1.5rem;
            line-height: 1.4;
            background: #fff;
            resize: vertical;
            font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Twemoji Mozilla", "Android Emoji", "EmojiSymbols", sans-serif;
        }

        .emoji-collector__actions {
            display: flex;
            gap: 0.75rem;
            align-items: center;
            flex-wrap: wrap;
        }

        .emoji-collector__copy-btn {
            background: #3b82f6;
            color: #fff;
            border: none;
            border-radius: 10px;
            padding: 0.75rem 1.25rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
            box-shadow: 0 8px 20px rgba(59, 130, 246, 0.18);
        }

        .emoji-collector__copy-btn:hover {
            background: #2563eb;
            transform: translateY(-1px);
        }

        .emoji-collector__copy-btn:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(59, 130, 246, 0.18);
        }

        .emoji-collector__note {
            color: #4b5563;
            font-size: 0.95rem;
        }

        .emoji-collector__hint {
            max-width: 260px;
            min-width: 220px;
            background: #fff;
            border-radius: 12px;
            border: 1px dashed #d1d5db;
            padding: 1rem;
            color: #374151;
            line-height: 1.5;
        }

        .emoji-collector__hint strong {
            display: block;
            margin-bottom: 0.35rem;
            color: #111827;
        }
        
        @media (max-width: 768px) {
            .categories-container {
                grid-template-columns: 1fr;
                gap: 1rem;
                max-width: 100%;
            }
            
            .emoji-grid-compact {
                grid-template-columns: repeat(auto-fill, minmax(50px, 1fr));
                gap: 6px;
            }
            
            .emoji-item {
                width: 50px;
                height: 50px;
                font-size: 2rem;
            }
            
            .copied-toast {
                top: 60px;
                right: 10px;
                left: 10px;
                margin: 0 auto;
                width: fit-content;
            }
            
            .page-header h1 {
                font-size: 2rem;
            }

            .emoji-collector {
                flex-direction: column;
                padding: 1.25rem;
            }

            .emoji-collector__textarea {
                min-height: 100px;
            }

            .emoji-collector__hint {
                width: 100%;
            }
        }

        @media (min-width: 1024px) {
            .emoji-collector {
                --collector-sticky-offset: 0px;
            }
        }