     .dark .search-history-header {
            border-color: #4a5568;
        }

        .clear-history-btn {
            font-size: 0.875rem;
            color: #e53e3e;
            cursor: pointer;
            transition: all 0.2s;
            padding: 0.25rem 0.5rem;
            border-radius: 0.25rem;
        }

        .clear-history-btn:hover {
            background-color: #FED7D7;
        }

        .dark .clear-history-btn {
            color: #FC8181;
        }

        .dark .clear-history-btn:h